* are met:
*
* 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
+ * notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
#include "modes_lcl.h"
#include <openssl/rand.h>
-typedef struct
- {
+typedef struct {
AES_KEY ks;
block128_f block;
union {
cbc128_f cbc;
ctr128_f ctr;
} stream;
- } EVP_AES_KEY;
+} EVP_AES_KEY;
-typedef struct
- {
+typedef struct {
AES_KEY ks; /* AES key schedule to use */
int key_set; /* Set if key initialised */
int iv_set; /* Set if an iv is set */
int iv_gen; /* It is OK to generate IVs */
int tls_aad_len; /* TLS AAD length */
ctr128_f ctr;
- } EVP_AES_GCM_CTX;
+} EVP_AES_GCM_CTX;
-typedef struct
- {
+typedef struct {
AES_KEY ks1, ks2; /* AES key schedules to use */
XTS128_CONTEXT xts;
- void (*stream)(const unsigned char *in,
- unsigned char *out, size_t length,
- const AES_KEY *key1, const AES_KEY *key2,
- const unsigned char iv[16]);
- } EVP_AES_XTS_CTX;
-
-typedef struct
- {
+ void (*stream)(const unsigned char *in, unsigned char *out,
+ size_t length, const AES_KEY *key1, const AES_KEY *key2,
+ const unsigned char iv[16]);
+} EVP_AES_XTS_CTX;
+
+typedef struct {
AES_KEY ks; /* AES key schedule to use */
int key_set; /* Set if key initialised */
int iv_set; /* Set if an iv is set */
int L, M; /* L and M parameters from RFC3610 */
CCM128_CONTEXT ccm;
ccm128_f str;
- } EVP_AES_CCM_CTX;
+} EVP_AES_CCM_CTX;
#define MAXBITCHUNK ((size_t)1<<(sizeof(size_t)*8-4))
#ifdef VPAES_ASM
int vpaes_set_encrypt_key(const unsigned char *userKey, int bits,
- AES_KEY *key);
+ AES_KEY *key);
int vpaes_set_decrypt_key(const unsigned char *userKey, int bits,
- AES_KEY *key);
+ AES_KEY *key);
void vpaes_encrypt(const unsigned char *in, unsigned char *out,
- const AES_KEY *key);
+ const AES_KEY *key);
void vpaes_decrypt(const unsigned char *in, unsigned char *out,
- const AES_KEY *key);
+ const AES_KEY *key);
-void vpaes_cbc_encrypt(const unsigned char *in,
- unsigned char *out,
- size_t length,
- const AES_KEY *key,
- unsigned char *ivec, int enc);
+void vpaes_cbc_encrypt(const unsigned char *in, unsigned char *out,
+ size_t length, const AES_KEY *key, unsigned char *ivec, int enc);
#endif
#ifdef BSAES_ASM
void bsaes_cbc_encrypt(const unsigned char *in, unsigned char *out,
- size_t length, const AES_KEY *key,
- unsigned char ivec[16], int enc);
+ size_t length, const AES_KEY *key, unsigned char ivec[16], int enc);
void bsaes_ctr32_encrypt_blocks(const unsigned char *in, unsigned char *out,
- size_t len, const AES_KEY *key,
- const unsigned char ivec[16]);
+ size_t len, const AES_KEY *key, const unsigned char ivec[16]);
void bsaes_xts_encrypt(const unsigned char *inp, unsigned char *out,
- size_t len, const AES_KEY *key1,
- const AES_KEY *key2, const unsigned char iv[16]);
+ size_t len, const AES_KEY *key1, const AES_KEY *key2,
+ const unsigned char iv[16]);
void bsaes_xts_decrypt(const unsigned char *inp, unsigned char *out,
- size_t len, const AES_KEY *key1,
- const AES_KEY *key2, const unsigned char iv[16]);
+ size_t len, const AES_KEY *key1, const AES_KEY *key2,
+ const unsigned char iv[16]);
#endif
#ifdef AES_CTR_ASM
void AES_ctr32_encrypt(const unsigned char *in, unsigned char *out,
- size_t blocks, const AES_KEY *key,
- const unsigned char ivec[AES_BLOCK_SIZE]);
+ size_t blocks, const AES_KEY *key,
+ const unsigned char ivec[AES_BLOCK_SIZE]);
#endif
#ifdef AES_XTS_ASM
-void AES_xts_encrypt(const char *inp,char *out,size_t len,
- const AES_KEY *key1, const AES_KEY *key2,
- const unsigned char iv[16]);
-void AES_xts_decrypt(const char *inp,char *out,size_t len,
- const AES_KEY *key1, const AES_KEY *key2,
- const unsigned char iv[16]);
+void AES_xts_encrypt(const char *inp, char *out, size_t len,
+ const AES_KEY *key1, const AES_KEY *key2, const unsigned char iv[16]);
+void AES_xts_decrypt(const char *inp, char *out, size_t len,
+ const AES_KEY *key1, const AES_KEY *key2, const unsigned char iv[16]);
#endif
#if defined(AES_ASM) && !defined(I386_ONLY) && ( \
#define AESNI_CAPABLE (OPENSSL_ia32cap_P[1]&(1<<(57-32)))
int aesni_set_encrypt_key(const unsigned char *userKey, int bits,
- AES_KEY *key);
+ AES_KEY *key);
int aesni_set_decrypt_key(const unsigned char *userKey, int bits,
- AES_KEY *key);
+ AES_KEY *key);
void aesni_encrypt(const unsigned char *in, unsigned char *out,
- const AES_KEY *key);
+ const AES_KEY *key);
void aesni_decrypt(const unsigned char *in, unsigned char *out,
- const AES_KEY *key);
-
-void aesni_ecb_encrypt(const unsigned char *in,
- unsigned char *out,
- size_t length,
- const AES_KEY *key,
- int enc);
-void aesni_cbc_encrypt(const unsigned char *in,
- unsigned char *out,
- size_t length,
- const AES_KEY *key,
- unsigned char *ivec, int enc);
-
-void aesni_ctr32_encrypt_blocks(const unsigned char *in,
- unsigned char *out,
- size_t blocks,
- const void *key,
- const unsigned char *ivec);
-
-void aesni_xts_encrypt(const unsigned char *in,
- unsigned char *out,
- size_t length,
- const AES_KEY *key1, const AES_KEY *key2,
- const unsigned char iv[16]);
-
-void aesni_xts_decrypt(const unsigned char *in,
- unsigned char *out,
- size_t length,
- const AES_KEY *key1, const AES_KEY *key2,
- const unsigned char iv[16]);
-
-void aesni_ccm64_encrypt_blocks (const unsigned char *in,
- unsigned char *out,
- size_t blocks,
- const void *key,
- const unsigned char ivec[16],
- unsigned char cmac[16]);
-
-void aesni_ccm64_decrypt_blocks (const unsigned char *in,
- unsigned char *out,
- size_t blocks,
- const void *key,
- const unsigned char ivec[16],
- unsigned char cmac[16]);
-
-static int aesni_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+ const AES_KEY *key);
+
+void aesni_ecb_encrypt(const unsigned char *in, unsigned char *out,
+ size_t length, const AES_KEY *key, int enc);
+void aesni_cbc_encrypt(const unsigned char *in, unsigned char *out,
+ size_t length, const AES_KEY *key, unsigned char *ivec, int enc);
+
+void aesni_ctr32_encrypt_blocks(const unsigned char *in, unsigned char *out,
+ size_t blocks, const void *key, const unsigned char *ivec);
+
+void aesni_xts_encrypt(const unsigned char *in, unsigned char *out,
+ size_t length, const AES_KEY *key1, const AES_KEY *key2,
+ const unsigned char iv[16]);
+
+void aesni_xts_decrypt(const unsigned char *in, unsigned char *out,
+ size_t length, const AES_KEY *key1, const AES_KEY *key2,
+ const unsigned char iv[16]);
+
+void aesni_ccm64_encrypt_blocks (const unsigned char *in, unsigned char *out,
+ size_t blocks, const void *key, const unsigned char ivec[16],
+ unsigned char cmac[16]);
+
+void aesni_ccm64_decrypt_blocks (const unsigned char *in, unsigned char *out,
+ size_t blocks, const void *key, const unsigned char ivec[16],
+ unsigned char cmac[16]);
+
+static int
+aesni_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
int ret, mode;
EVP_AES_KEY *dat = (EVP_AES_KEY *)ctx->cipher_data;
mode = ctx->cipher->flags & EVP_CIPH_MODE;
- if ((mode == EVP_CIPH_ECB_MODE || mode == EVP_CIPH_CBC_MODE)
- && !enc)
- {
- ret = aesni_set_decrypt_key(key, ctx->key_len*8, ctx->cipher_data);
- dat->block = (block128_f)aesni_decrypt;
- dat->stream.cbc = mode==EVP_CIPH_CBC_MODE ?
- (cbc128_f)aesni_cbc_encrypt :
- NULL;
- }
- else {
- ret = aesni_set_encrypt_key(key, ctx->key_len*8, ctx->cipher_data);
- dat->block = (block128_f)aesni_encrypt;
- if (mode==EVP_CIPH_CBC_MODE)
- dat->stream.cbc = (cbc128_f)aesni_cbc_encrypt;
- else if (mode==EVP_CIPH_CTR_MODE)
+ if ((mode == EVP_CIPH_ECB_MODE || mode == EVP_CIPH_CBC_MODE) &&
+ !enc) {
+ ret = aesni_set_decrypt_key(key, ctx->key_len * 8,
+ ctx->cipher_data);
+ dat->block = (block128_f)aesni_decrypt;
+ dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ?
+ (cbc128_f)aesni_cbc_encrypt : NULL;
+ } else {
+ ret = aesni_set_encrypt_key(key, ctx->key_len * 8,
+ ctx->cipher_data);
+ dat->block = (block128_f)aesni_encrypt;
+ if (mode == EVP_CIPH_CBC_MODE)
+ dat->stream.cbc = (cbc128_f)aesni_cbc_encrypt;
+ else if (mode == EVP_CIPH_CTR_MODE)
dat->stream.ctr = (ctr128_f)aesni_ctr32_encrypt_blocks;
else
dat->stream.cbc = NULL;
- }
+ }
- if(ret < 0)
- {
- EVPerr(EVP_F_AESNI_INIT_KEY,EVP_R_AES_KEY_SETUP_FAILED);
+ if (ret < 0) {
+ EVPerr(EVP_F_AESNI_INIT_KEY, EVP_R_AES_KEY_SETUP_FAILED);
return 0;
- }
+ }
return 1;
- }
+}
-static int aesni_cbc_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in, size_t len)
+static int
+aesni_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
{
- aesni_cbc_encrypt(in,out,len,ctx->cipher_data,ctx->iv,ctx->encrypt);
+ aesni_cbc_encrypt(in, out, len, ctx->cipher_data, ctx->iv,
+ ctx->encrypt);
return 1;
}
-static int aesni_ecb_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in, size_t len)
+static int
+aesni_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
{
size_t bl = ctx->cipher->block_size;
- if (len<bl) return 1;
+ if (len < bl)
+ return 1;
- aesni_ecb_encrypt(in,out,len,ctx->cipher_data,ctx->encrypt);
+ aesni_ecb_encrypt(in, out, len, ctx->cipher_data, ctx->encrypt);
return 1;
}
#define aesni_ofb_cipher aes_ofb_cipher
-static int aesni_ofb_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in,size_t len);
+static int aesni_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len);
#define aesni_cfb_cipher aes_cfb_cipher
-static int aesni_cfb_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in,size_t len);
+static int aesni_cfb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len);
#define aesni_cfb8_cipher aes_cfb8_cipher
-static int aesni_cfb8_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in,size_t len);
+static int aesni_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len);
#define aesni_cfb1_cipher aes_cfb1_cipher
-static int aesni_cfb1_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in,size_t len);
+static int aesni_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len);
#define aesni_ctr_cipher aes_ctr_cipher
static int aesni_ctr_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t len);
+ const unsigned char *in, size_t len);
-static int aesni_gcm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+static int
+aesni_gcm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
EVP_AES_GCM_CTX *gctx = ctx->cipher_data;
+
if (!iv && !key)
return 1;
- if (key)
- {
+ if (key) {
aesni_set_encrypt_key(key, ctx->key_len * 8, &gctx->ks);
CRYPTO_gcm128_init(&gctx->gcm, &gctx->ks,
- (block128_f)aesni_encrypt);
+ (block128_f)aesni_encrypt);
gctx->ctr = (ctr128_f)aesni_ctr32_encrypt_blocks;
/* If we have an iv can set it directly, otherwise use
* saved IV.
*/
if (iv == NULL && gctx->iv_set)
iv = gctx->iv;
- if (iv)
- {
+ if (iv) {
CRYPTO_gcm128_setiv(&gctx->gcm, iv, gctx->ivlen);
gctx->iv_set = 1;
- }
- gctx->key_set = 1;
}
- else
- {
+ gctx->key_set = 1;
+ } else {
/* If key set use IV, otherwise copy */
if (gctx->key_set)
CRYPTO_gcm128_setiv(&gctx->gcm, iv, gctx->ivlen);
memcpy(gctx->iv, iv, gctx->ivlen);
gctx->iv_set = 1;
gctx->iv_gen = 0;
- }
- return 1;
}
+ return 1;
+}
#define aesni_gcm_cipher aes_gcm_cipher
static int aesni_gcm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t len);
+ const unsigned char *in, size_t len);
-static int aesni_xts_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+static int
+aesni_xts_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
EVP_AES_XTS_CTX *xctx = ctx->cipher_data;
+
if (!iv && !key)
return 1;
- if (key)
- {
+ if (key) {
/* key_len is two AES keys */
- if (enc)
- {
- aesni_set_encrypt_key(key, ctx->key_len * 4, &xctx->ks1);
+ if (enc) {
+ aesni_set_encrypt_key(key, ctx->key_len * 4,
+ &xctx->ks1);
xctx->xts.block1 = (block128_f)aesni_encrypt;
xctx->stream = aesni_xts_encrypt;
- }
- else
- {
- aesni_set_decrypt_key(key, ctx->key_len * 4, &xctx->ks1);
+ } else {
+ aesni_set_decrypt_key(key, ctx->key_len * 4,
+ &xctx->ks1);
xctx->xts.block1 = (block128_f)aesni_decrypt;
xctx->stream = aesni_xts_decrypt;
- }
+ }
- aesni_set_encrypt_key(key + ctx->key_len/2,
- ctx->key_len * 4, &xctx->ks2);
+ aesni_set_encrypt_key(key + ctx->key_len / 2,
+ ctx->key_len * 4, &xctx->ks2);
xctx->xts.block2 = (block128_f)aesni_encrypt;
xctx->xts.key1 = &xctx->ks1;
- }
+ }
- if (iv)
- {
+ if (iv) {
xctx->xts.key2 = &xctx->ks2;
memcpy(ctx->iv, iv, 16);
- }
+ }
return 1;
- }
+}
#define aesni_xts_cipher aes_xts_cipher
static int aesni_xts_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t len);
+ const unsigned char *in, size_t len);
-static int aesni_ccm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+static int
+aesni_ccm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
EVP_AES_CCM_CTX *cctx = ctx->cipher_data;
+
if (!iv && !key)
return 1;
- if (key)
- {
+ if (key) {
aesni_set_encrypt_key(key, ctx->key_len * 8, &cctx->ks);
CRYPTO_ccm128_init(&cctx->ccm, cctx->M, cctx->L,
- &cctx->ks, (block128_f)aesni_encrypt);
- cctx->str = enc?(ccm128_f)aesni_ccm64_encrypt_blocks :
- (ccm128_f)aesni_ccm64_decrypt_blocks;
+ &cctx->ks, (block128_f)aesni_encrypt);
+ cctx->str = enc ? (ccm128_f)aesni_ccm64_encrypt_blocks :
+ (ccm128_f)aesni_ccm64_decrypt_blocks;
cctx->key_set = 1;
- }
- if (iv)
- {
+ }
+ if (iv) {
memcpy(ctx->iv, iv, 15 - cctx->L);
cctx->iv_set = 1;
- }
- return 1;
}
+ return 1;
+}
#define aesni_ccm_cipher aes_ccm_cipher
static int aesni_ccm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t len);
+ const unsigned char *in, size_t len);
#define BLOCK_CIPHER_generic(nid,keylen,blocksize,ivlen,nmode,mode,MODE,flags) \
static const EVP_CIPHER aesni_##keylen##_##mode = { \
BLOCK_CIPHER_generic(nid,keylen,1,16,cfb8,cfb8,CFB,flags) \
BLOCK_CIPHER_generic(nid,keylen,1,16,ctr,ctr,CTR,flags)
-static int aes_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+static int
+aes_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
int ret, mode;
EVP_AES_KEY *dat = (EVP_AES_KEY *)ctx->cipher_data;
mode = ctx->cipher->flags & EVP_CIPH_MODE;
- if ((mode == EVP_CIPH_ECB_MODE || mode == EVP_CIPH_CBC_MODE)
- && !enc)
+ if ((mode == EVP_CIPH_ECB_MODE || mode == EVP_CIPH_CBC_MODE) &&
+ !enc)
#ifdef BSAES_CAPABLE
- if (BSAES_CAPABLE && mode==EVP_CIPH_CBC_MODE)
- {
- ret = AES_set_decrypt_key(key,ctx->key_len*8,&dat->ks);
- dat->block = (block128_f)AES_decrypt;
- dat->stream.cbc = (cbc128_f)bsaes_cbc_encrypt;
- }
- else
+ if (BSAES_CAPABLE && mode == EVP_CIPH_CBC_MODE) {
+ ret = AES_set_decrypt_key(key, ctx->key_len * 8,
+ &dat->ks);
+ dat->block = (block128_f)AES_decrypt;
+ dat->stream.cbc = (cbc128_f)bsaes_cbc_encrypt;
+ } else
#endif
#ifdef VPAES_CAPABLE
- if (VPAES_CAPABLE)
- {
- ret = vpaes_set_decrypt_key(key,ctx->key_len*8,&dat->ks);
- dat->block = (block128_f)vpaes_decrypt;
- dat->stream.cbc = mode==EVP_CIPH_CBC_MODE ?
- (cbc128_f)vpaes_cbc_encrypt :
- NULL;
- }
- else
+ if (VPAES_CAPABLE) {
+ ret = vpaes_set_decrypt_key(key, ctx->key_len * 8,
+ &dat->ks);
+ dat->block = (block128_f)vpaes_decrypt;
+ dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ?
+ (cbc128_f)vpaes_cbc_encrypt : NULL;
+ } else
#endif
{
- ret = AES_set_decrypt_key(key,ctx->key_len*8,&dat->ks);
- dat->block = (block128_f)AES_decrypt;
- dat->stream.cbc = mode==EVP_CIPH_CBC_MODE ?
- (cbc128_f)AES_cbc_encrypt :
- NULL;
- }
- else
+ ret = AES_set_decrypt_key(key, ctx->key_len * 8,
+ &dat->ks);
+ dat->block = (block128_f)AES_decrypt;
+ dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ?
+ (cbc128_f)AES_cbc_encrypt : NULL;
+ } else
#ifdef BSAES_CAPABLE
- if (BSAES_CAPABLE && mode==EVP_CIPH_CTR_MODE)
- {
- ret = AES_set_encrypt_key(key,ctx->key_len*8,&dat->ks);
- dat->block = (block128_f)AES_encrypt;
- dat->stream.ctr = (ctr128_f)bsaes_ctr32_encrypt_blocks;
- }
- else
+ if (BSAES_CAPABLE && mode == EVP_CIPH_CTR_MODE) {
+ ret = AES_set_encrypt_key(key, ctx->key_len * 8,
+ &dat->ks);
+ dat->block = (block128_f)AES_encrypt;
+ dat->stream.ctr = (ctr128_f)bsaes_ctr32_encrypt_blocks;
+ } else
#endif
#ifdef VPAES_CAPABLE
- if (VPAES_CAPABLE)
- {
- ret = vpaes_set_encrypt_key(key,ctx->key_len*8,&dat->ks);
- dat->block = (block128_f)vpaes_encrypt;
- dat->stream.cbc = mode==EVP_CIPH_CBC_MODE ?
- (cbc128_f)vpaes_cbc_encrypt :
- NULL;
- }
- else
+ if (VPAES_CAPABLE) {
+ ret = vpaes_set_encrypt_key(key, ctx->key_len * 8,
+ &dat->ks);
+ dat->block = (block128_f)vpaes_encrypt;
+ dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ?
+ (cbc128_f)vpaes_cbc_encrypt : NULL;
+ } else
#endif
{
- ret = AES_set_encrypt_key(key,ctx->key_len*8,&dat->ks);
- dat->block = (block128_f)AES_encrypt;
- dat->stream.cbc = mode==EVP_CIPH_CBC_MODE ?
- (cbc128_f)AES_cbc_encrypt :
- NULL;
+ ret = AES_set_encrypt_key(key, ctx->key_len * 8,
+ &dat->ks);
+ dat->block = (block128_f)AES_encrypt;
+ dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ?
+ (cbc128_f)AES_cbc_encrypt : NULL;
#ifdef AES_CTR_ASM
- if (mode==EVP_CIPH_CTR_MODE)
- dat->stream.ctr = (ctr128_f)AES_ctr32_encrypt;
+ if (mode == EVP_CIPH_CTR_MODE)
+ dat->stream.ctr = (ctr128_f)AES_ctr32_encrypt;
#endif
}
- if(ret < 0)
- {
- EVPerr(EVP_F_AES_INIT_KEY,EVP_R_AES_KEY_SETUP_FAILED);
+ if (ret < 0) {
+ EVPerr(EVP_F_AES_INIT_KEY, EVP_R_AES_KEY_SETUP_FAILED);
return 0;
- }
+ }
return 1;
- }
+}
-static int aes_cbc_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in, size_t len)
+static int
+aes_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
{
EVP_AES_KEY *dat = (EVP_AES_KEY *)ctx->cipher_data;
if (dat->stream.cbc)
- (*dat->stream.cbc)(in,out,len,&dat->ks,ctx->iv,ctx->encrypt);
+ (*dat->stream.cbc)(in, out, len, &dat->ks, ctx->iv,
+ ctx->encrypt);
else if (ctx->encrypt)
- CRYPTO_cbc128_encrypt(in,out,len,&dat->ks,ctx->iv,dat->block);
+ CRYPTO_cbc128_encrypt(in, out, len, &dat->ks, ctx->iv,
+ dat->block);
else
- CRYPTO_cbc128_decrypt(in,out,len,&dat->ks,ctx->iv,dat->block);
+ CRYPTO_cbc128_decrypt(in, out, len, &dat->ks, ctx->iv,
+ dat->block);
return 1;
}
-static int aes_ecb_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in, size_t len)
+static int
+aes_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
{
size_t bl = ctx->cipher->block_size;
size_t i;
EVP_AES_KEY *dat = (EVP_AES_KEY *)ctx->cipher_data;
- if (len<bl) return 1;
+ if (len < bl)
+ return 1;
- for (i=0,len-=bl;i<=len;i+=bl)
- (*dat->block)(in+i,out+i,&dat->ks);
+ for (i = 0, len -= bl; i <= len; i += bl)
+ (*dat->block)(in + i, out + i, &dat->ks);
return 1;
}
-static int aes_ofb_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in,size_t len)
+static int
+aes_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
{
EVP_AES_KEY *dat = (EVP_AES_KEY *)ctx->cipher_data;
- CRYPTO_ofb128_encrypt(in,out,len,&dat->ks,
- ctx->iv,&ctx->num,dat->block);
+ CRYPTO_ofb128_encrypt(in, out, len, &dat->ks, ctx->iv, &ctx->num,
+ dat->block);
return 1;
}
-static int aes_cfb_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in,size_t len)
+static int
+aes_cfb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
{
EVP_AES_KEY *dat = (EVP_AES_KEY *)ctx->cipher_data;
- CRYPTO_cfb128_encrypt(in,out,len,&dat->ks,
- ctx->iv,&ctx->num,ctx->encrypt,dat->block);
+ CRYPTO_cfb128_encrypt(in, out, len, &dat->ks, ctx->iv, &ctx->num,
+ ctx->encrypt, dat->block);
return 1;
}
-static int aes_cfb8_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in,size_t len)
+static int
+aes_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
{
EVP_AES_KEY *dat = (EVP_AES_KEY *)ctx->cipher_data;
- CRYPTO_cfb128_8_encrypt(in,out,len,&dat->ks,
- ctx->iv,&ctx->num,ctx->encrypt,dat->block);
+ CRYPTO_cfb128_8_encrypt(in, out, len, &dat->ks, ctx->iv, &ctx->num,
+ ctx->encrypt, dat->block);
return 1;
}
-static int aes_cfb1_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in,size_t len)
+static int
+aes_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
{
EVP_AES_KEY *dat = (EVP_AES_KEY *)ctx->cipher_data;
if (ctx->flags&EVP_CIPH_FLAG_LENGTH_BITS) {
- CRYPTO_cfb128_1_encrypt(in,out,len,&dat->ks,
- ctx->iv,&ctx->num,ctx->encrypt,dat->block);
+ CRYPTO_cfb128_1_encrypt(in, out, len, &dat->ks, ctx->iv,
+ &ctx->num, ctx->encrypt, dat->block);
return 1;
}
- while (len>=MAXBITCHUNK) {
- CRYPTO_cfb128_1_encrypt(in,out,MAXBITCHUNK*8,&dat->ks,
- ctx->iv,&ctx->num,ctx->encrypt,dat->block);
- len-=MAXBITCHUNK;
+ while (len >= MAXBITCHUNK) {
+ CRYPTO_cfb128_1_encrypt(in, out, MAXBITCHUNK*8, &dat->ks,
+ ctx->iv, &ctx->num, ctx->encrypt, dat->block);
+ len -= MAXBITCHUNK;
}
if (len)
- CRYPTO_cfb128_1_encrypt(in,out,len*8,&dat->ks,
- ctx->iv,&ctx->num,ctx->encrypt,dat->block);
-
+ CRYPTO_cfb128_1_encrypt(in, out, len*8, &dat->ks,
+ ctx->iv, &ctx->num, ctx->encrypt, dat->block);
+
return 1;
}
static int aes_ctr_cipher (EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t len)
+ const unsigned char *in, size_t len)
{
unsigned int num = ctx->num;
EVP_AES_KEY *dat = (EVP_AES_KEY *)ctx->cipher_data;
if (dat->stream.ctr)
- CRYPTO_ctr128_encrypt_ctr32(in,out,len,&dat->ks,
- ctx->iv,ctx->buf,&num,dat->stream.ctr);
+ CRYPTO_ctr128_encrypt_ctr32(in, out, len, &dat->ks,
+ ctx->iv, ctx->buf, &num, dat->stream.ctr);
else
- CRYPTO_ctr128_encrypt(in,out,len,&dat->ks,
- ctx->iv,ctx->buf,&num,dat->block);
+ CRYPTO_ctr128_encrypt(in, out, len, &dat->ks,
+ ctx->iv, ctx->buf, &num, dat->block);
ctx->num = (size_t)num;
return 1;
}
-BLOCK_CIPHER_generic_pack(NID_aes,128,EVP_CIPH_FLAG_FIPS)
-BLOCK_CIPHER_generic_pack(NID_aes,192,EVP_CIPH_FLAG_FIPS)
-BLOCK_CIPHER_generic_pack(NID_aes,256,EVP_CIPH_FLAG_FIPS)
+BLOCK_CIPHER_generic_pack(NID_aes, 128, EVP_CIPH_FLAG_FIPS)
+BLOCK_CIPHER_generic_pack(NID_aes, 192, EVP_CIPH_FLAG_FIPS)
+BLOCK_CIPHER_generic_pack(NID_aes, 256, EVP_CIPH_FLAG_FIPS)
-static int aes_gcm_cleanup(EVP_CIPHER_CTX *c)
- {
+static int
+aes_gcm_cleanup(EVP_CIPHER_CTX *c)
+{
EVP_AES_GCM_CTX *gctx = c->cipher_data;
+
OPENSSL_cleanse(&gctx->gcm, sizeof(gctx->gcm));
if (gctx->iv != c->iv)
free(gctx->iv);
return 1;
- }
+}
/* increment counter (64-bit int) by 1 */
-static void ctr64_inc(unsigned char *counter) {
- int n=8;
+static void
+ctr64_inc(unsigned char *counter) {
+ int n = 8;
unsigned char c;
do {
c = counter[n];
++c;
counter[n] = c;
- if (c) return;
+ if (c)
+ return;
} while (n);
}
-static int aes_gcm_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
- {
+static int
+aes_gcm_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
+{
EVP_AES_GCM_CTX *gctx = c->cipher_data;
- switch (type)
- {
+
+ switch (type) {
case EVP_CTRL_INIT:
gctx->key_set = 0;
gctx->iv_set = 0;
if (arg <= 0)
return 0;
#ifdef OPENSSL_FIPS
- if (FIPS_module_mode() && !(c->flags & EVP_CIPH_FLAG_NON_FIPS_ALLOW)
- && arg < 12)
+ if (FIPS_module_mode() &&
+ !(c->flags & EVP_CIPH_FLAG_NON_FIPS_ALLOW) && arg < 12)
return 0;
#endif
/* Allocate memory for IV if needed */
- if ((arg > EVP_MAX_IV_LENGTH) && (arg > gctx->ivlen))
- {
+ if ((arg > EVP_MAX_IV_LENGTH) && (arg > gctx->ivlen)) {
if (gctx->iv != c->iv)
free(gctx->iv);
gctx->iv = malloc(arg);
if (!gctx->iv)
return 0;
- }
+ }
gctx->ivlen = arg;
return 1;
case EVP_CTRL_GCM_SET_IV_FIXED:
/* Special case: -1 length restores whole IV */
- if (arg == -1)
- {
+ if (arg == -1) {
memcpy(gctx->iv, ptr, gctx->ivlen);
gctx->iv_gen = 1;
return 1;
- }
+ }
/* Fixed field must be at least 4 bytes and invocation field
* at least 8.
*/
if (arg)
memcpy(gctx->iv, ptr, arg);
if (c->encrypt &&
- RAND_bytes(gctx->iv + arg, gctx->ivlen - arg) <= 0)
+ RAND_bytes(gctx->iv + arg, gctx->ivlen - arg) <= 0)
return 0;
gctx->iv_gen = 1;
return 1;
return 0;
memcpy(c->buf, ptr, arg);
gctx->tls_aad_len = arg;
- {
- unsigned int len=c->buf[arg-2]<<8|c->buf[arg-1];
+ {
+ unsigned int len = c->buf[arg - 2] << 8 |
+ c->buf[arg - 1];
+
/* Correct length for explicit IV */
len -= EVP_GCM_TLS_EXPLICIT_IV_LEN;
+
/* If decrypting correct for tag too */
if (!c->encrypt)
len -= EVP_GCM_TLS_TAG_LEN;
- c->buf[arg-2] = len>>8;
- c->buf[arg-1] = len & 0xff;
- }
+ c->buf[arg - 2] = len >> 8;
+ c->buf[arg - 1] = len & 0xff;
+ }
/* Extra padding: tag appended to record */
return EVP_GCM_TLS_TAG_LEN;
default:
return -1;
- }
}
+}
-static int aes_gcm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+static int
+aes_gcm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
EVP_AES_GCM_CTX *gctx = ctx->cipher_data;
+
if (!iv && !key)
return 1;
- if (key)
- { do {
+ if (key) {
+ do {
#ifdef BSAES_CAPABLE
- if (BSAES_CAPABLE)
- {
- AES_set_encrypt_key(key,ctx->key_len*8,&gctx->ks);
- CRYPTO_gcm128_init(&gctx->gcm,&gctx->ks,
- (block128_f)AES_encrypt);
- gctx->ctr = (ctr128_f)bsaes_ctr32_encrypt_blocks;
- break;
- }
- else
+ if (BSAES_CAPABLE) {
+ AES_set_encrypt_key(key, ctx->key_len * 8,
+ &gctx->ks);
+ CRYPTO_gcm128_init(&gctx->gcm, &gctx->ks,
+ (block128_f)AES_encrypt);
+ gctx->ctr =
+ (ctr128_f)bsaes_ctr32_encrypt_blocks;
+ break;
+ } else
#endif
#ifdef VPAES_CAPABLE
- if (VPAES_CAPABLE)
- {
- vpaes_set_encrypt_key(key,ctx->key_len*8,&gctx->ks);
- CRYPTO_gcm128_init(&gctx->gcm,&gctx->ks,
- (block128_f)vpaes_encrypt);
- gctx->ctr = NULL;
- break;
- }
- else
+ if (VPAES_CAPABLE) {
+ vpaes_set_encrypt_key(key, ctx->key_len * 8,
+ &gctx->ks);
+ CRYPTO_gcm128_init(&gctx->gcm, &gctx->ks,
+ (block128_f)vpaes_encrypt);
+ gctx->ctr = NULL;
+ break;
+ } else
#endif
- (void)0; /* terminate potentially open 'else' */
+ (void)0; /* terminate potentially open 'else' */
- AES_set_encrypt_key(key, ctx->key_len * 8, &gctx->ks);
- CRYPTO_gcm128_init(&gctx->gcm, &gctx->ks, (block128_f)AES_encrypt);
+ AES_set_encrypt_key(key, ctx->key_len * 8, &gctx->ks);
+ CRYPTO_gcm128_init(&gctx->gcm, &gctx->ks,
+ (block128_f)AES_encrypt);
#ifdef AES_CTR_ASM
- gctx->ctr = (ctr128_f)AES_ctr32_encrypt;
+ gctx->ctr = (ctr128_f)AES_ctr32_encrypt;
#else
- gctx->ctr = NULL;
+ gctx->ctr = NULL;
#endif
} while (0);
*/
if (iv == NULL && gctx->iv_set)
iv = gctx->iv;
- if (iv)
- {
+ if (iv) {
CRYPTO_gcm128_setiv(&gctx->gcm, iv, gctx->ivlen);
gctx->iv_set = 1;
- }
- gctx->key_set = 1;
}
- else
- {
+ gctx->key_set = 1;
+ } else {
/* If key set use IV, otherwise copy */
if (gctx->key_set)
CRYPTO_gcm128_setiv(&gctx->gcm, iv, gctx->ivlen);
memcpy(gctx->iv, iv, gctx->ivlen);
gctx->iv_set = 1;
gctx->iv_gen = 0;
- }
- return 1;
}
+ return 1;
+}
/* Handle TLS GCM packet format. This consists of the last portion of the IV
* followed by the payload and finally the tag. On encrypt generate IV,
* and verify tag.
*/
-static int aes_gcm_tls_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t len)
- {
+static int
+aes_gcm_tls_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
+{
EVP_AES_GCM_CTX *gctx = ctx->cipher_data;
int rv = -1;
+
/* Encrypt/decrypt must be performed in place */
- if (out != in || len < (EVP_GCM_TLS_EXPLICIT_IV_LEN+EVP_GCM_TLS_TAG_LEN))
+ if (out != in ||
+ len < (EVP_GCM_TLS_EXPLICIT_IV_LEN + EVP_GCM_TLS_TAG_LEN))
return -1;
+
/* Set IV from start of buffer or generate IV and write to start
* of buffer.
*/
if (EVP_CIPHER_CTX_ctrl(ctx, ctx->encrypt ?
- EVP_CTRL_GCM_IV_GEN : EVP_CTRL_GCM_SET_IV_INV,
- EVP_GCM_TLS_EXPLICIT_IV_LEN, out) <= 0)
+ EVP_CTRL_GCM_IV_GEN : EVP_CTRL_GCM_SET_IV_INV,
+ EVP_GCM_TLS_EXPLICIT_IV_LEN, out) <= 0)
goto err;
+
/* Use saved AAD */
if (CRYPTO_gcm128_aad(&gctx->gcm, ctx->buf, gctx->tls_aad_len))
goto err;
+
/* Fix buffer and length to point to payload */
in += EVP_GCM_TLS_EXPLICIT_IV_LEN;
out += EVP_GCM_TLS_EXPLICIT_IV_LEN;
len -= EVP_GCM_TLS_EXPLICIT_IV_LEN + EVP_GCM_TLS_TAG_LEN;
- if (ctx->encrypt)
- {
+ if (ctx->encrypt) {
/* Encrypt payload */
- if (gctx->ctr)
- {
- if (CRYPTO_gcm128_encrypt_ctr32(&gctx->gcm,
- in, out, len,
- gctx->ctr))
+ if (gctx->ctr) {
+ if (CRYPTO_gcm128_encrypt_ctr32(&gctx->gcm, in, out,
+ len, gctx->ctr))
goto err;
- }
- else {
+ } else {
if (CRYPTO_gcm128_encrypt(&gctx->gcm, in, out, len))
goto err;
- }
+ }
out += len;
+
/* Finally write tag */
CRYPTO_gcm128_tag(&gctx->gcm, out, EVP_GCM_TLS_TAG_LEN);
rv = len + EVP_GCM_TLS_EXPLICIT_IV_LEN + EVP_GCM_TLS_TAG_LEN;
- }
- else
- {
+ } else {
/* Decrypt */
- if (gctx->ctr)
- {
- if (CRYPTO_gcm128_decrypt_ctr32(&gctx->gcm,
- in, out, len,
- gctx->ctr))
+ if (gctx->ctr) {
+ if (CRYPTO_gcm128_decrypt_ctr32(&gctx->gcm, in, out,
+ len, gctx->ctr))
goto err;
- }
- else {
+ } else {
if (CRYPTO_gcm128_decrypt(&gctx->gcm, in, out, len))
goto err;
- }
+ }
/* Retrieve tag */
- CRYPTO_gcm128_tag(&gctx->gcm, ctx->buf,
- EVP_GCM_TLS_TAG_LEN);
+ CRYPTO_gcm128_tag(&gctx->gcm, ctx->buf, EVP_GCM_TLS_TAG_LEN);
+
/* If tag mismatch wipe buffer */
- if (memcmp(ctx->buf, in + len, EVP_GCM_TLS_TAG_LEN))
- {
+ if (memcmp(ctx->buf, in + len, EVP_GCM_TLS_TAG_LEN)) {
OPENSSL_cleanse(out, len);
goto err;
- }
- rv = len;
}
+ rv = len;
+ }
- err:
+err:
gctx->iv_set = 0;
gctx->tls_aad_len = -1;
return rv;
- }
+}
-static int aes_gcm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t len)
- {
+static int
+aes_gcm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
+{
EVP_AES_GCM_CTX *gctx = ctx->cipher_data;
+
/* If not set up, return error */
if (!gctx->key_set)
return -1;
if (!gctx->iv_set)
return -1;
- if (in)
- {
- if (out == NULL)
- {
+
+ if (in) {
+ if (out == NULL) {
if (CRYPTO_gcm128_aad(&gctx->gcm, in, len))
return -1;
- }
- else if (ctx->encrypt)
- {
- if (gctx->ctr)
- {
+ } else if (ctx->encrypt) {
+ if (gctx->ctr) {
if (CRYPTO_gcm128_encrypt_ctr32(&gctx->gcm,
- in, out, len,
- gctx->ctr))
+ in, out, len, gctx->ctr))
return -1;
- }
- else {
- if (CRYPTO_gcm128_encrypt(&gctx->gcm, in, out, len))
+ } else {
+ if (CRYPTO_gcm128_encrypt(&gctx->gcm,
+ in, out, len))
return -1;
- }
}
- else
- {
- if (gctx->ctr)
- {
+ } else {
+ if (gctx->ctr) {
if (CRYPTO_gcm128_decrypt_ctr32(&gctx->gcm,
- in, out, len,
- gctx->ctr))
+ in, out, len, gctx->ctr))
return -1;
- }
- else {
- if (CRYPTO_gcm128_decrypt(&gctx->gcm, in, out, len))
+ } else {
+ if (CRYPTO_gcm128_decrypt(&gctx->gcm,
+ in, out, len))
return -1;
- }
}
- return len;
}
- else
- {
- if (!ctx->encrypt)
- {
+ return len;
+ } else {
+ if (!ctx->encrypt) {
if (gctx->taglen < 0)
return -1;
- if (CRYPTO_gcm128_finish(&gctx->gcm,
- ctx->buf, gctx->taglen) != 0)
+ if (CRYPTO_gcm128_finish(&gctx->gcm, ctx->buf,
+ gctx->taglen) != 0)
return -1;
gctx->iv_set = 0;
return 0;
- }
+ }
CRYPTO_gcm128_tag(&gctx->gcm, ctx->buf, 16);
gctx->taglen = 16;
+
/* Don't reuse the IV */
gctx->iv_set = 0;
return 0;
- }
-
}
+}
+
#define CUSTOM_FLAGS (EVP_CIPH_FLAG_DEFAULT_ASN1 \
| EVP_CIPH_CUSTOM_IV | EVP_CIPH_FLAG_CUSTOM_CIPHER \
| EVP_CIPH_ALWAYS_CALL_INIT | EVP_CIPH_CTRL_INIT)
-BLOCK_CIPHER_custom(NID_aes,128,1,12,gcm,GCM,
- EVP_CIPH_FLAG_FIPS|EVP_CIPH_FLAG_AEAD_CIPHER|CUSTOM_FLAGS)
-BLOCK_CIPHER_custom(NID_aes,192,1,12,gcm,GCM,
- EVP_CIPH_FLAG_FIPS|EVP_CIPH_FLAG_AEAD_CIPHER|CUSTOM_FLAGS)
-BLOCK_CIPHER_custom(NID_aes,256,1,12,gcm,GCM,
- EVP_CIPH_FLAG_FIPS|EVP_CIPH_FLAG_AEAD_CIPHER|CUSTOM_FLAGS)
+BLOCK_CIPHER_custom(NID_aes, 128, 1,12, gcm, GCM,
+ EVP_CIPH_FLAG_FIPS|EVP_CIPH_FLAG_AEAD_CIPHER|CUSTOM_FLAGS)
+BLOCK_CIPHER_custom(NID_aes, 192, 1,12, gcm, GCM,
+ EVP_CIPH_FLAG_FIPS|EVP_CIPH_FLAG_AEAD_CIPHER|CUSTOM_FLAGS)
+BLOCK_CIPHER_custom(NID_aes, 256, 1,12, gcm, GCM,
+ EVP_CIPH_FLAG_FIPS|EVP_CIPH_FLAG_AEAD_CIPHER|CUSTOM_FLAGS)
-static int aes_xts_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
- {
+static int
+aes_xts_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
+{
EVP_AES_XTS_CTX *xctx = c->cipher_data;
+
if (type != EVP_CTRL_INIT)
return -1;
+
/* key1 and key2 are used as an indicator both key and IV are set */
xctx->xts.key1 = NULL;
xctx->xts.key2 = NULL;
return 1;
- }
+}
-static int aes_xts_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+static int
+aes_xts_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
EVP_AES_XTS_CTX *xctx = ctx->cipher_data;
+
if (!iv && !key)
return 1;
- if (key) do
- {
+ if (key) do {
#ifdef AES_XTS_ASM
xctx->stream = enc ? AES_xts_encrypt : AES_xts_decrypt;
#else
/* key_len is two AES keys */
#ifdef BSAES_CAPABLE
if (BSAES_CAPABLE)
- xctx->stream = enc ? bsaes_xts_encrypt : bsaes_xts_decrypt;
+ xctx->stream = enc ? bsaes_xts_encrypt :
+ bsaes_xts_decrypt;
else
#endif
#ifdef VPAES_CAPABLE
- if (VPAES_CAPABLE)
- {
- if (enc)
- {
- vpaes_set_encrypt_key(key, ctx->key_len * 4, &xctx->ks1);
- xctx->xts.block1 = (block128_f)vpaes_encrypt;
- }
- else
- {
- vpaes_set_decrypt_key(key, ctx->key_len * 4, &xctx->ks1);
- xctx->xts.block1 = (block128_f)vpaes_decrypt;
+ if (VPAES_CAPABLE) {
+ if (enc) {
+ vpaes_set_encrypt_key(key, ctx->key_len * 4,
+ &xctx->ks1);
+ xctx->xts.block1 = (block128_f)vpaes_encrypt;
+ } else {
+ vpaes_set_decrypt_key(key, ctx->key_len * 4,
+ &xctx->ks1);
+ xctx->xts.block1 = (block128_f)vpaes_decrypt;
}
- vpaes_set_encrypt_key(key + ctx->key_len/2,
- ctx->key_len * 4, &xctx->ks2);
- xctx->xts.block2 = (block128_f)vpaes_encrypt;
+ vpaes_set_encrypt_key(key + ctx->key_len / 2,
+ ctx->key_len * 4, &xctx->ks2);
+ xctx->xts.block2 = (block128_f)vpaes_encrypt;
- xctx->xts.key1 = &xctx->ks1;
- break;
- }
- else
+ xctx->xts.key1 = &xctx->ks1;
+ break;
+ } else
#endif
- (void)0; /* terminate potentially open 'else' */
+ (void)0; /* terminate potentially open 'else' */
- if (enc)
- {
+ if (enc) {
AES_set_encrypt_key(key, ctx->key_len * 4, &xctx->ks1);
xctx->xts.block1 = (block128_f)AES_encrypt;
- }
- else
- {
+ } else {
AES_set_decrypt_key(key, ctx->key_len * 4, &xctx->ks1);
xctx->xts.block1 = (block128_f)AES_decrypt;
- }
+ }
- AES_set_encrypt_key(key + ctx->key_len/2,
- ctx->key_len * 4, &xctx->ks2);
+ AES_set_encrypt_key(key + ctx->key_len / 2,
+ ctx->key_len * 4, &xctx->ks2);
xctx->xts.block2 = (block128_f)AES_encrypt;
xctx->xts.key1 = &xctx->ks1;
- } while (0);
+ } while (0);
- if (iv)
- {
+ if (iv) {
xctx->xts.key2 = &xctx->ks2;
memcpy(ctx->iv, iv, 16);
- }
+ }
return 1;
- }
+}
-static int aes_xts_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t len)
- {
+static int
+aes_xts_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
+{
EVP_AES_XTS_CTX *xctx = ctx->cipher_data;
+
if (!xctx->xts.key1 || !xctx->xts.key2)
return 0;
- if (!out || !in || len<AES_BLOCK_SIZE)
+ if (!out || !in || len < AES_BLOCK_SIZE)
return 0;
+
#ifdef OPENSSL_FIPS
/* Requirement of SP800-38E */
- if (FIPS_module_mode() && !(ctx->flags & EVP_CIPH_FLAG_NON_FIPS_ALLOW) &&
- (len > (1UL<<20)*16))
- {
+ if (FIPS_module_mode() &&
+ !(ctx->flags & EVP_CIPH_FLAG_NON_FIPS_ALLOW) &&
+ (len > (1UL << 20) * 16)) {
EVPerr(EVP_F_AES_XTS_CIPHER, EVP_R_TOO_LARGE);
return 0;
- }
+ }
#endif
if (xctx->stream)
- (*xctx->stream)(in, out, len,
- xctx->xts.key1, xctx->xts.key2, ctx->iv);
+ (*xctx->stream)(in, out, len, xctx->xts.key1, xctx->xts.key2,
+ ctx->iv);
else if (CRYPTO_xts128_encrypt(&xctx->xts, ctx->iv, in, out, len,
- ctx->encrypt))
+ ctx->encrypt))
return 0;
return 1;
- }
+}
#define aes_xts_cleanup NULL
#define XTS_FLAGS (EVP_CIPH_FLAG_DEFAULT_ASN1 | EVP_CIPH_CUSTOM_IV \
| EVP_CIPH_ALWAYS_CALL_INIT | EVP_CIPH_CTRL_INIT)
-BLOCK_CIPHER_custom(NID_aes,128,1,16,xts,XTS,EVP_CIPH_FLAG_FIPS|XTS_FLAGS)
-BLOCK_CIPHER_custom(NID_aes,256,1,16,xts,XTS,EVP_CIPH_FLAG_FIPS|XTS_FLAGS)
+BLOCK_CIPHER_custom(NID_aes, 128, 1,16, xts, XTS, EVP_CIPH_FLAG_FIPS|XTS_FLAGS)
+BLOCK_CIPHER_custom(NID_aes, 256, 1,16, xts, XTS, EVP_CIPH_FLAG_FIPS|XTS_FLAGS)
-static int aes_ccm_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
- {
+static int
+aes_ccm_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
+{
EVP_AES_CCM_CTX *cctx = c->cipher_data;
- switch (type)
- {
+
+ switch (type) {
case EVP_CTRL_INIT:
cctx->key_set = 0;
cctx->iv_set = 0;
case EVP_CTRL_CCM_SET_IVLEN:
arg = 15 - arg;
+
case EVP_CTRL_CCM_SET_L:
if (arg < 2 || arg > 8)
return 0;
return 0;
if ((c->encrypt && ptr) || (!c->encrypt && !ptr))
return 0;
- if (ptr)
- {
+ if (ptr) {
cctx->tag_set = 1;
memcpy(c->buf, ptr, arg);
- }
+ }
cctx->M = arg;
return 1;
case EVP_CTRL_CCM_GET_TAG:
if (!c->encrypt || !cctx->tag_set)
return 0;
- if(!CRYPTO_ccm128_tag(&cctx->ccm, ptr, (size_t)arg))
+ if (!CRYPTO_ccm128_tag(&cctx->ccm, ptr, (size_t)arg))
return 0;
cctx->tag_set = 0;
cctx->iv_set = 0;
default:
return -1;
-
- }
}
+}
-static int aes_ccm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+static int
+aes_ccm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
EVP_AES_CCM_CTX *cctx = ctx->cipher_data;
+
if (!iv && !key)
return 1;
- if (key) do
- {
+ if (key) do {
#ifdef VPAES_CAPABLE
- if (VPAES_CAPABLE)
- {
+ if (VPAES_CAPABLE) {
vpaes_set_encrypt_key(key, ctx->key_len*8, &cctx->ks);
CRYPTO_ccm128_init(&cctx->ccm, cctx->M, cctx->L,
- &cctx->ks, (block128_f)vpaes_encrypt);
+ &cctx->ks, (block128_f)vpaes_encrypt);
cctx->str = NULL;
cctx->key_set = 1;
break;
- }
+ }
#endif
AES_set_encrypt_key(key, ctx->key_len * 8, &cctx->ks);
CRYPTO_ccm128_init(&cctx->ccm, cctx->M, cctx->L,
- &cctx->ks, (block128_f)AES_encrypt);
+ &cctx->ks, (block128_f)AES_encrypt);
cctx->str = NULL;
cctx->key_set = 1;
- } while (0);
- if (iv)
- {
+ } while (0);
+ if (iv) {
memcpy(ctx->iv, iv, 15 - cctx->L);
cctx->iv_set = 1;
- }
- return 1;
}
+ return 1;
+}
-static int aes_ccm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t len)
- {
+static int
+aes_ccm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
+{
EVP_AES_CCM_CTX *cctx = ctx->cipher_data;
CCM128_CONTEXT *ccm = &cctx->ccm;
+
/* If not set up, return error */
if (!cctx->iv_set && !cctx->key_set)
return -1;
if (!ctx->encrypt && !cctx->tag_set)
return -1;
- if (!out)
- {
- if (!in)
- {
- if (CRYPTO_ccm128_setiv(ccm, ctx->iv, 15 - cctx->L,len))
+
+ if (!out) {
+ if (!in) {
+ if (CRYPTO_ccm128_setiv(ccm, ctx->iv, 15 - cctx->L,
+ len))
return -1;
cctx->len_set = 1;
return len;
- }
+ }
/* If have AAD need message length */
if (!cctx->len_set && len)
return -1;
CRYPTO_ccm128_aad(ccm, in, len);
return len;
- }
+ }
/* EVP_*Final() doesn't return any data */
if (!in)
return 0;
/* If not set length yet do it */
- if (!cctx->len_set)
- {
+ if (!cctx->len_set) {
if (CRYPTO_ccm128_setiv(ccm, ctx->iv, 15 - cctx->L, len))
return -1;
cctx->len_set = 1;
- }
- if (ctx->encrypt)
- {
+ }
+ if (ctx->encrypt) {
if (cctx->str ? CRYPTO_ccm128_encrypt_ccm64(ccm, in, out, len,
- cctx->str) :
- CRYPTO_ccm128_encrypt(ccm, in, out, len))
+ cctx->str) : CRYPTO_ccm128_encrypt(ccm, in, out, len))
return -1;
cctx->tag_set = 1;
return len;
- }
- else
- {
+ } else {
int rv = -1;
if (cctx->str ? !CRYPTO_ccm128_decrypt_ccm64(ccm, in, out, len,
- cctx->str) :
- !CRYPTO_ccm128_decrypt(ccm, in, out, len))
- {
+ cctx->str) : !CRYPTO_ccm128_decrypt(ccm, in, out, len)) {
unsigned char tag[16];
- if (CRYPTO_ccm128_tag(ccm, tag, cctx->M))
- {
+ if (CRYPTO_ccm128_tag(ccm, tag, cctx->M)) {
if (!memcmp(tag, ctx->buf, cctx->M))
rv = len;
- }
}
+ }
if (rv == -1)
OPENSSL_cleanse(out, len);
cctx->iv_set = 0;
cctx->tag_set = 0;
cctx->len_set = 0;
return rv;
- }
-
}
+}
+
#define aes_ccm_cleanup NULL
-BLOCK_CIPHER_custom(NID_aes,128,1,12,ccm,CCM,EVP_CIPH_FLAG_FIPS|CUSTOM_FLAGS)
-BLOCK_CIPHER_custom(NID_aes,192,1,12,ccm,CCM,EVP_CIPH_FLAG_FIPS|CUSTOM_FLAGS)
-BLOCK_CIPHER_custom(NID_aes,256,1,12,ccm,CCM,EVP_CIPH_FLAG_FIPS|CUSTOM_FLAGS)
+BLOCK_CIPHER_custom(NID_aes, 128, 1,12, ccm, CCM,
+ EVP_CIPH_FLAG_FIPS|CUSTOM_FLAGS)
+BLOCK_CIPHER_custom(NID_aes, 192, 1,12, ccm, CCM,
+ EVP_CIPH_FLAG_FIPS|CUSTOM_FLAGS)
+BLOCK_CIPHER_custom(NID_aes, 256, 1,12, ccm, CCM,
+ EVP_CIPH_FLAG_FIPS|CUSTOM_FLAGS)
#endif
#endif
#define TLS1_1_VERSION 0x0302
-typedef struct
- {
- AES_KEY ks;
- SHA_CTX head,tail,md;
- size_t payload_length; /* AAD length in decrypt case */
- union {
- unsigned int tls_ver;
- unsigned char tls_aad[16]; /* 13 used */
- } aux;
- } EVP_AES_HMAC_SHA1;
+typedef struct {
+ AES_KEY ks;
+ SHA_CTX head, tail, md;
+ size_t payload_length; /* AAD length in decrypt case */
+ union {
+ unsigned int tls_ver;
+ unsigned char tls_aad[16]; /* 13 used */
+ } aux;
+} EVP_AES_HMAC_SHA1;
#define NO_PAYLOAD_LENGTH ((size_t)-1)
extern unsigned int OPENSSL_ia32cap_P[2];
#define AESNI_CAPABLE (1<<(57-32))
-int aesni_set_encrypt_key(const unsigned char *userKey, int bits,
- AES_KEY *key);
-int aesni_set_decrypt_key(const unsigned char *userKey, int bits,
- AES_KEY *key);
+int aesni_set_encrypt_key(const unsigned char *userKey, int bits, AES_KEY *key);
+int aesni_set_decrypt_key(const unsigned char *userKey, int bits, AES_KEY *key);
-void aesni_cbc_encrypt(const unsigned char *in,
- unsigned char *out,
- size_t length,
- const AES_KEY *key,
- unsigned char *ivec, int enc);
+void aesni_cbc_encrypt(const unsigned char *in, unsigned char *out,
+ size_t length, const AES_KEY *key, unsigned char *ivec, int enc);
void aesni_cbc_sha1_enc (const void *inp, void *out, size_t blocks,
- const AES_KEY *key, unsigned char iv[16],
- SHA_CTX *ctx,const void *in0);
+ const AES_KEY *key, unsigned char iv[16], SHA_CTX *ctx, const void *in0);
#define data(ctx) ((EVP_AES_HMAC_SHA1 *)(ctx)->cipher_data)
-static int aesni_cbc_hmac_sha1_init_key(EVP_CIPHER_CTX *ctx,
- const unsigned char *inkey,
- const unsigned char *iv, int enc)
- {
+static int
+aesni_cbc_hmac_sha1_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *inkey,
+ const unsigned char *iv, int enc)
+{
EVP_AES_HMAC_SHA1 *key = data(ctx);
int ret;
if (enc)
- ret=aesni_set_encrypt_key(inkey,ctx->key_len*8,&key->ks);
+ ret = aesni_set_encrypt_key(inkey, ctx->key_len * 8, &key->ks);
else
- ret=aesni_set_decrypt_key(inkey,ctx->key_len*8,&key->ks);
+ ret = aesni_set_decrypt_key(inkey, ctx->key_len * 8, &key->ks);
SHA1_Init(&key->head); /* handy when benchmarking */
key->tail = key->head;
- key->md = key->head;
+ key->md = key->head;
key->payload_length = NO_PAYLOAD_LENGTH;
- return ret<0?0:1;
- }
+ return ret < 0 ? 0 : 1;
+}
#define STITCHED_CALL
#define aes_off 0
#endif
-void sha1_block_data_order (void *c,const void *p,size_t len);
+void sha1_block_data_order (void *c, const void *p, size_t len);
-static void sha1_update(SHA_CTX *c,const void *data,size_t len)
-{ const unsigned char *ptr = data;
+static void
+sha1_update(SHA_CTX *c, const void *data, size_t len)
+{
+ const unsigned char *ptr = data;
size_t res;
if ((res = c->num)) {
- res = SHA_CBLOCK-res;
- if (len<res) res=len;
- SHA1_Update (c,ptr,res);
+ res = SHA_CBLOCK - res;
+ if (len < res)
+ res = len;
+ SHA1_Update(c, ptr, res);
ptr += res;
len -= res;
}
len -= res;
if (len) {
- sha1_block_data_order(c,ptr,len/SHA_CBLOCK);
+ sha1_block_data_order(c, ptr, len / SHA_CBLOCK);
ptr += len;
- c->Nh += len>>29;
- c->Nl += len<<=3;
- if (c->Nl<(unsigned int)len) c->Nh++;
+ c->Nh += len >> 29;
+ c->Nl += len <<= 3;
+ if (c->Nl < (unsigned int)len)
+ c->Nh++;
}
if (res)
- SHA1_Update(c,ptr,res);
+ SHA1_Update(c, ptr, res);
}
#ifdef SHA1_Update
#endif
#define SHA1_Update sha1_update
-static int aesni_cbc_hmac_sha1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t len)
- {
+static int
+aesni_cbc_hmac_sha1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
+{
EVP_AES_HMAC_SHA1 *key = data(ctx);
unsigned int l;
- size_t plen = key->payload_length,
- iv = 0, /* explicit IV in TLS 1.1 and later */
- sha_off = 0;
+ size_t plen = key->payload_length,
+ iv = 0, /* explicit IV in TLS 1.1 and later */
+ sha_off = 0;
#if defined(STITCHED_CALL)
- size_t aes_off = 0,
- blocks;
+ size_t aes_off = 0, blocks;
- sha_off = SHA_CBLOCK-key->md.num;
+ sha_off = SHA_CBLOCK - key->md.num;
#endif
key->payload_length = NO_PAYLOAD_LENGTH;
- if (len%AES_BLOCK_SIZE) return 0;
+ if (len % AES_BLOCK_SIZE)
+ return 0;
if (ctx->encrypt) {
- if (plen==NO_PAYLOAD_LENGTH)
+ if (plen == NO_PAYLOAD_LENGTH)
plen = len;
- else if (len!=((plen+SHA_DIGEST_LENGTH+AES_BLOCK_SIZE)&-AES_BLOCK_SIZE))
+ else if (len != ((plen + SHA_DIGEST_LENGTH + AES_BLOCK_SIZE) &
+ -AES_BLOCK_SIZE))
return 0;
else if (key->aux.tls_ver >= TLS1_1_VERSION)
iv = AES_BLOCK_SIZE;
#if defined(STITCHED_CALL)
- if (plen>(sha_off+iv) && (blocks=(plen-(sha_off+iv))/SHA_CBLOCK)) {
- SHA1_Update(&key->md,in+iv,sha_off);
+ if (plen > (sha_off + iv) &&
+ (blocks = (plen - (sha_off + iv)) / SHA_CBLOCK)) {
+ SHA1_Update(&key->md, in + iv, sha_off);
- aesni_cbc_sha1_enc(in,out,blocks,&key->ks,
- ctx->iv,&key->md,in+iv+sha_off);
+ aesni_cbc_sha1_enc(in, out, blocks, &key->ks,
+ ctx->iv, &key->md, in + iv + sha_off);
blocks *= SHA_CBLOCK;
aes_off += blocks;
sha_off += blocks;
- key->md.Nh += blocks>>29;
- key->md.Nl += blocks<<=3;
- if (key->md.Nl<(unsigned int)blocks) key->md.Nh++;
+ key->md.Nh += blocks >> 29;
+ key->md.Nl += blocks <<= 3;
+ if (key->md.Nl < (unsigned int)blocks)
+ key->md.Nh++;
} else {
sha_off = 0;
}
#endif
sha_off += iv;
- SHA1_Update(&key->md,in+sha_off,plen-sha_off);
+ SHA1_Update(&key->md, in + sha_off, plen - sha_off);
- if (plen!=len) { /* "TLS" mode of operation */
- if (in!=out)
- memcpy(out+aes_off,in+aes_off,plen-aes_off);
+ if (plen != len) { /* "TLS" mode of operation */
+ if (in != out)
+ memcpy(out + aes_off, in + aes_off,
+ plen - aes_off);
/* calculate HMAC and append it to payload */
- SHA1_Final(out+plen,&key->md);
+ SHA1_Final(out + plen, &key->md);
key->md = key->tail;
- SHA1_Update(&key->md,out+plen,SHA_DIGEST_LENGTH);
- SHA1_Final(out+plen,&key->md);
+ SHA1_Update(&key->md, out + plen, SHA_DIGEST_LENGTH);
+ SHA1_Final(out + plen, &key->md);
/* pad the payload|hmac */
plen += SHA_DIGEST_LENGTH;
- for (l=len-plen-1;plen<len;plen++) out[plen]=l;
+ for (l = len - plen - 1; plen < len; plen++)
+ out[plen] = l;
+
/* encrypt HMAC|padding at once */
- aesni_cbc_encrypt(out+aes_off,out+aes_off,len-aes_off,
- &key->ks,ctx->iv,1);
+ aesni_cbc_encrypt(out + aes_off, out + aes_off,
+ len - aes_off, &key->ks, ctx->iv, 1);
} else {
- aesni_cbc_encrypt(in+aes_off,out+aes_off,len-aes_off,
- &key->ks,ctx->iv,1);
+ aesni_cbc_encrypt(in + aes_off, out + aes_off,
+ len - aes_off, &key->ks, ctx->iv, 1);
}
} else {
- union { unsigned int u[SHA_DIGEST_LENGTH/sizeof(unsigned int)];
- unsigned char c[32+SHA_DIGEST_LENGTH]; } mac, *pmac;
+ union {
+ unsigned int u[SHA_DIGEST_LENGTH/sizeof(unsigned int)];
+ unsigned char c[32 + SHA_DIGEST_LENGTH];
+ } mac, *pmac;
/* arrange cache line alignment */
- pmac = (void *)(((size_t)mac.c+31)&((size_t)0-32));
+ pmac = (void *)(((size_t)mac.c + 31) & ((size_t)0 - 32));
/* decrypt HMAC|padding at once */
- aesni_cbc_encrypt(in,out,len,
- &key->ks,ctx->iv,0);
+ aesni_cbc_encrypt(in, out, len, &key->ks, ctx->iv, 0);
if (plen) { /* "TLS" mode of operation */
size_t inp_len, mask, j, i;
unsigned int res, maxpad, pad, bitlen;
int ret = 1;
- union { unsigned int u[SHA_LBLOCK];
- unsigned char c[SHA_CBLOCK]; }
- *data = (void *)key->md.data;
+ union {
+ unsigned int u[SHA_LBLOCK];
+ unsigned char c[SHA_CBLOCK];
+ }
+ *data = (void *)key->md.data;
- if ((key->aux.tls_aad[plen-4]<<8|key->aux.tls_aad[plen-3])
- >= TLS1_1_VERSION)
+ if ((key->aux.tls_aad[plen - 4] << 8 |
+ key->aux.tls_aad[plen - 3]) >= TLS1_1_VERSION)
iv = AES_BLOCK_SIZE;
- if (len<(iv+SHA_DIGEST_LENGTH+1))
+ if (len < (iv + SHA_DIGEST_LENGTH + 1))
return 0;
/* omit explicit iv */
len -= iv;
/* figure out payload length */
- pad = out[len-1];
- maxpad = len-(SHA_DIGEST_LENGTH+1);
- maxpad |= (255-maxpad)>>(sizeof(maxpad)*8-8);
+ pad = out[len - 1];
+ maxpad = len - (SHA_DIGEST_LENGTH + 1);
+ maxpad |= (255 - maxpad) >> (sizeof(maxpad) * 8 - 8);
maxpad &= 255;
- inp_len = len - (SHA_DIGEST_LENGTH+pad+1);
- mask = (0-((inp_len-len)>>(sizeof(inp_len)*8-1)));
+ inp_len = len - (SHA_DIGEST_LENGTH + pad + 1);
+ mask = (0 - ((inp_len - len) >>
+ (sizeof(inp_len) * 8 - 1)));
inp_len &= mask;
ret &= (int)mask;
- key->aux.tls_aad[plen-2] = inp_len>>8;
- key->aux.tls_aad[plen-1] = inp_len;
+ key->aux.tls_aad[plen - 2] = inp_len >> 8;
+ key->aux.tls_aad[plen - 1] = inp_len;
/* calculate HMAC */
key->md = key->head;
- SHA1_Update(&key->md,key->aux.tls_aad,plen);
+ SHA1_Update(&key->md, key->aux.tls_aad, plen);
#if 1
len -= SHA_DIGEST_LENGTH; /* amend mac */
- if (len>=(256+SHA_CBLOCK)) {
- j = (len-(256+SHA_CBLOCK))&(0-SHA_CBLOCK);
- j += SHA_CBLOCK-key->md.num;
- SHA1_Update(&key->md,out,j);
+ if (len >= (256 + SHA_CBLOCK)) {
+ j = (len - (256 + SHA_CBLOCK)) &
+ (0 - SHA_CBLOCK);
+ j += SHA_CBLOCK - key->md.num;
+ SHA1_Update(&key->md, out, j);
out += j;
len -= j;
inp_len -= j;
}
/* but pretend as if we hashed padded payload */
- bitlen = key->md.Nl+(inp_len<<3); /* at most 18 bits */
+ bitlen = key->md.Nl + (inp_len << 3); /* at most 18 bits */
#ifdef BSWAP
bitlen = BSWAP(bitlen);
#else
mac.c[0] = 0;
- mac.c[1] = (unsigned char)(bitlen>>16);
- mac.c[2] = (unsigned char)(bitlen>>8);
+ mac.c[1] = (unsigned char)(bitlen >> 16);
+ mac.c[2] = (unsigned char)(bitlen >> 8);
mac.c[3] = (unsigned char)bitlen;
bitlen = mac.u[0];
#endif
- pmac->u[0]=0;
- pmac->u[1]=0;
- pmac->u[2]=0;
- pmac->u[3]=0;
- pmac->u[4]=0;
+ pmac->u[0] = 0;
+ pmac->u[1] = 0;
+ pmac->u[2] = 0;
+ pmac->u[3] = 0;
+ pmac->u[4] = 0;
- for (res=key->md.num, j=0;j<len;j++) {
+ for (res = key->md.num, j = 0; j < len; j++) {
size_t c = out[j];
- mask = (j-inp_len)>>(sizeof(j)*8-8);
+ mask = (j - inp_len) >> (sizeof(j) * 8 - 8);
c &= mask;
- c |= 0x80&~mask&~((inp_len-j)>>(sizeof(j)*8-8));
- data->c[res++]=(unsigned char)c;
+ c |= 0x80 & ~mask &
+ ~((inp_len - j) >> (sizeof(j) * 8 - 8));
+ data->c[res++] = (unsigned char)c;
- if (res!=SHA_CBLOCK) continue;
+ if (res != SHA_CBLOCK)
+ continue;
/* j is not incremented yet */
- mask = 0-((inp_len+7-j)>>(sizeof(j)*8-1));
- data->u[SHA_LBLOCK-1] |= bitlen&mask;
- sha1_block_data_order(&key->md,data,1);
- mask &= 0-((j-inp_len-72)>>(sizeof(j)*8-1));
+ mask = 0 - ((inp_len + 7 - j) >>
+ (sizeof(j) * 8 - 1));
+ data->u[SHA_LBLOCK - 1] |= bitlen&mask;
+ sha1_block_data_order(&key->md, data, 1);
+ mask &= 0 - ((j - inp_len - 72) >>
+ (sizeof(j) * 8 - 1));
pmac->u[0] |= key->md.h0 & mask;
pmac->u[1] |= key->md.h1 & mask;
pmac->u[2] |= key->md.h2 & mask;
pmac->u[3] |= key->md.h3 & mask;
pmac->u[4] |= key->md.h4 & mask;
- res=0;
+ res = 0;
}
- for(i=res;i<SHA_CBLOCK;i++,j++) data->c[i]=0;
+ for (i = res; i < SHA_CBLOCK; i++, j++)
+ data->c[i] = 0;
- if (res>SHA_CBLOCK-8) {
- mask = 0-((inp_len+8-j)>>(sizeof(j)*8-1));
- data->u[SHA_LBLOCK-1] |= bitlen&mask;
- sha1_block_data_order(&key->md,data,1);
- mask &= 0-((j-inp_len-73)>>(sizeof(j)*8-1));
+ if (res > SHA_CBLOCK - 8) {
+ mask = 0 - ((inp_len + 8 - j) >>
+ (sizeof(j) * 8 - 1));
+ data->u[SHA_LBLOCK - 1] |= bitlen & mask;
+ sha1_block_data_order(&key->md, data, 1);
+ mask &= 0 - ((j - inp_len - 73) >>
+ (sizeof(j) * 8 - 1));
pmac->u[0] |= key->md.h0 & mask;
pmac->u[1] |= key->md.h1 & mask;
pmac->u[2] |= key->md.h2 & mask;
pmac->u[3] |= key->md.h3 & mask;
pmac->u[4] |= key->md.h4 & mask;
- memset(data,0,SHA_CBLOCK);
- j+=64;
+ memset(data, 0, SHA_CBLOCK);
+ j += 64;
}
- data->u[SHA_LBLOCK-1] = bitlen;
- sha1_block_data_order(&key->md,data,1);
- mask = 0-((j-inp_len-73)>>(sizeof(j)*8-1));
+ data->u[SHA_LBLOCK - 1] = bitlen;
+ sha1_block_data_order(&key->md, data, 1);
+ mask = 0 - ((j - inp_len - 73) >> (sizeof(j) * 8 - 1));
pmac->u[0] |= key->md.h0 & mask;
pmac->u[1] |= key->md.h1 & mask;
pmac->u[2] |= key->md.h2 & mask;
pmac->u[3] = BSWAP(pmac->u[3]);
pmac->u[4] = BSWAP(pmac->u[4]);
#else
- for (i=0;i<5;i++) {
+ for (i = 0; i < 5; i++) {
res = pmac->u[i];
- pmac->c[4*i+0]=(unsigned char)(res>>24);
- pmac->c[4*i+1]=(unsigned char)(res>>16);
- pmac->c[4*i+2]=(unsigned char)(res>>8);
- pmac->c[4*i+3]=(unsigned char)res;
+ pmac->c[4 * i + 0] = (unsigned char)(res >> 24);
+ pmac->c[4 * i + 1] = (unsigned char)(res >> 16);
+ pmac->c[4 * i + 2] = (unsigned char)(res >> 8);
+ pmac->c[4 * i + 3] = (unsigned char)res;
}
#endif
len += SHA_DIGEST_LENGTH;
#else
- SHA1_Update(&key->md,out,inp_len);
+ SHA1_Update(&key->md, out, inp_len);
res = key->md.num;
- SHA1_Final(pmac->c,&key->md);
+ SHA1_Final(pmac->c, &key->md);
{
- unsigned int inp_blocks, pad_blocks;
-
- /* but pretend as if we hashed padded payload */
- inp_blocks = 1+((SHA_CBLOCK-9-res)>>(sizeof(res)*8-1));
- res += (unsigned int)(len-inp_len);
- pad_blocks = res / SHA_CBLOCK;
- res %= SHA_CBLOCK;
- pad_blocks += 1+((SHA_CBLOCK-9-res)>>(sizeof(res)*8-1));
- for (;inp_blocks<pad_blocks;inp_blocks++)
- sha1_block_data_order(&key->md,data,1);
+ unsigned int inp_blocks, pad_blocks;
+
+ /* but pretend as if we hashed padded payload */
+ inp_blocks = 1 + ((SHA_CBLOCK - 9 - res) >>
+ (sizeof(res) * 8 - 1));
+ res += (unsigned int)(len - inp_len);
+ pad_blocks = res / SHA_CBLOCK;
+ res %= SHA_CBLOCK;
+ pad_blocks += 1 + ((SHA_CBLOCK - 9 - res) >>
+ (sizeof(res) * 8 - 1));
+ for (; inp_blocks < pad_blocks; inp_blocks++)
+ sha1_block_data_order(&key->md,
+ data, 1);
}
#endif
key->md = key->tail;
- SHA1_Update(&key->md,pmac->c,SHA_DIGEST_LENGTH);
- SHA1_Final(pmac->c,&key->md);
+ SHA1_Update(&key->md, pmac->c, SHA_DIGEST_LENGTH);
+ SHA1_Final(pmac->c, &key->md);
/* verify HMAC */
out += inp_len;
len -= inp_len;
#if 1
{
- unsigned char *p = out+len-1-maxpad-SHA_DIGEST_LENGTH;
- size_t off = out-p;
- unsigned int c, cmask;
-
- maxpad += SHA_DIGEST_LENGTH;
- for (res=0,i=0,j=0;j<maxpad;j++) {
- c = p[j];
- cmask = ((int)(j-off-SHA_DIGEST_LENGTH))>>(sizeof(int)*8-1);
- res |= (c^pad)&~cmask; /* ... and padding */
- cmask &= ((int)(off-1-j))>>(sizeof(int)*8-1);
- res |= (c^pmac->c[i])&cmask;
- i += 1&cmask;
- }
- maxpad -= SHA_DIGEST_LENGTH;
-
- res = 0-((0-res)>>(sizeof(res)*8-1));
- ret &= (int)~res;
+ unsigned char *p =
+ out + len - 1 - maxpad - SHA_DIGEST_LENGTH;
+ size_t off = out - p;
+ unsigned int c, cmask;
+
+ maxpad += SHA_DIGEST_LENGTH;
+ for (res = 0, i = 0, j = 0; j < maxpad; j++) {
+ c = p[j];
+ cmask = ((int)(j - off -
+ SHA_DIGEST_LENGTH)) >>
+ (sizeof(int) * 8 - 1);
+ res |= (c ^ pad) & ~cmask; /* ... and padding */
+ cmask &= ((int)(off - 1 - j)) >>
+ (sizeof(int) * 8 - 1);
+ res |= (c ^ pmac->c[i]) & cmask;
+ i += 1 & cmask;
+ }
+ maxpad -= SHA_DIGEST_LENGTH;
+
+ res = 0 - ((0 - res) >> (sizeof(res) * 8 - 1));
+ ret &= (int)~res;
}
#else
- for (res=0,i=0;i<SHA_DIGEST_LENGTH;i++)
- res |= out[i]^pmac->c[i];
- res = 0-((0-res)>>(sizeof(res)*8-1));
+ for (res = 0, i = 0; i < SHA_DIGEST_LENGTH; i++)
+ res |= out[i] ^ pmac->c[i];
+ res = 0 - ((0 - res) >> (sizeof(res) * 8 - 1));
ret &= (int)~res;
/* verify padding */
- pad = (pad&~res) | (maxpad&res);
- out = out+len-1-pad;
- for (res=0,i=0;i<pad;i++)
- res |= out[i]^pad;
+ pad = (pad & ~res) | (maxpad & res);
+ out = out + len - 1 - pad;
+ for (res = 0, i = 0; i < pad; i++)
+ res |= out[i] ^ pad;
- res = (0-res)>>(sizeof(res)*8-1);
+ res = (0 - res) >> (sizeof(res) * 8 - 1);
ret &= (int)~res;
#endif
return ret;
} else {
- SHA1_Update(&key->md,out,len);
+ SHA1_Update(&key->md, out, len);
}
}
return 1;
- }
+}
-static int aesni_cbc_hmac_sha1_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr)
- {
+static int
+aesni_cbc_hmac_sha1_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr)
+{
EVP_AES_HMAC_SHA1 *key = data(ctx);
- switch (type)
- {
+ switch (type) {
case EVP_CTRL_AEAD_SET_MAC_KEY:
{
- unsigned int i;
- unsigned char hmac_key[64];
+ unsigned int i;
+ unsigned char hmac_key[64];
- memset (hmac_key,0,sizeof(hmac_key));
+ memset (hmac_key, 0, sizeof(hmac_key));
- if (arg > (int)sizeof(hmac_key)) {
- SHA1_Init(&key->head);
- SHA1_Update(&key->head,ptr,arg);
- SHA1_Final(hmac_key,&key->head);
- } else {
- memcpy(hmac_key,ptr,arg);
- }
+ if (arg > (int)sizeof(hmac_key)) {
+ SHA1_Init(&key->head);
+ SHA1_Update(&key->head, ptr, arg);
+ SHA1_Final(hmac_key, &key->head);
+ } else {
+ memcpy(hmac_key, ptr, arg);
+ }
- for (i=0;i<sizeof(hmac_key);i++)
- hmac_key[i] ^= 0x36; /* ipad */
- SHA1_Init(&key->head);
- SHA1_Update(&key->head,hmac_key,sizeof(hmac_key));
+ for (i = 0; i < sizeof(hmac_key); i++)
+ hmac_key[i] ^= 0x36; /* ipad */
+ SHA1_Init(&key->head);
+ SHA1_Update(&key->head, hmac_key, sizeof(hmac_key));
- for (i=0;i<sizeof(hmac_key);i++)
- hmac_key[i] ^= 0x36^0x5c; /* opad */
- SHA1_Init(&key->tail);
- SHA1_Update(&key->tail,hmac_key,sizeof(hmac_key));
+ for (i = 0; i < sizeof(hmac_key); i++)
+ hmac_key[i] ^= 0x36 ^ 0x5c; /* opad */
+ SHA1_Init(&key->tail);
+ SHA1_Update(&key->tail, hmac_key, sizeof(hmac_key));
- OPENSSL_cleanse(hmac_key,sizeof(hmac_key));
+ OPENSSL_cleanse(hmac_key, sizeof(hmac_key));
- return 1;
+ return 1;
}
case EVP_CTRL_AEAD_TLS1_AAD:
{
- unsigned char *p=ptr;
- unsigned int len=p[arg-2]<<8|p[arg-1];
-
- if (ctx->encrypt)
- {
- key->payload_length = len;
- if ((key->aux.tls_ver=p[arg-4]<<8|p[arg-3]) >= TLS1_1_VERSION) {
- len -= AES_BLOCK_SIZE;
- p[arg-2] = len>>8;
- p[arg-1] = len;
- }
- key->md = key->head;
- SHA1_Update(&key->md,p,arg);
-
- return (int)(((len+SHA_DIGEST_LENGTH+AES_BLOCK_SIZE)&-AES_BLOCK_SIZE)
- - len);
- }
- else
- {
- if (arg>13) arg = 13;
- memcpy(key->aux.tls_aad,ptr,arg);
- key->payload_length = arg;
-
- return SHA_DIGEST_LENGTH;
+ unsigned char *p = ptr;
+ unsigned int len = p[arg - 2] << 8 | p[arg - 1];
+
+ if (ctx->encrypt) {
+ key->payload_length = len;
+ if ((key->aux.tls_ver = p[arg - 4] << 8 |
+ p[arg - 3]) >= TLS1_1_VERSION) {
+ len -= AES_BLOCK_SIZE;
+ p[arg - 2] = len >> 8;
+ p[arg - 1] = len;
+ }
+ key->md = key->head;
+ SHA1_Update(&key->md, p, arg);
+
+ return (int)(((len + SHA_DIGEST_LENGTH +
+ AES_BLOCK_SIZE) & -AES_BLOCK_SIZE) - len);
+ } else {
+ if (arg > 13)
+ arg = 13;
+ memcpy(key->aux.tls_aad, ptr, arg);
+ key->payload_length = arg;
+
+ return SHA_DIGEST_LENGTH;
}
}
default:
return -1;
- }
}
+}
-static EVP_CIPHER aesni_128_cbc_hmac_sha1_cipher =
- {
+static EVP_CIPHER aesni_128_cbc_hmac_sha1_cipher = {
#ifdef NID_aes_128_cbc_hmac_sha1
NID_aes_128_cbc_hmac_sha1,
#else
NID_undef,
#endif
- 16,16,16,
+ 16, 16, 16,
EVP_CIPH_CBC_MODE|EVP_CIPH_FLAG_DEFAULT_ASN1|EVP_CIPH_FLAG_AEAD_CIPHER,
aesni_cbc_hmac_sha1_init_key,
aesni_cbc_hmac_sha1_cipher,
NULL,
sizeof(EVP_AES_HMAC_SHA1),
- EVP_CIPH_FLAG_DEFAULT_ASN1?NULL:EVP_CIPHER_set_asn1_iv,
- EVP_CIPH_FLAG_DEFAULT_ASN1?NULL:EVP_CIPHER_get_asn1_iv,
+ EVP_CIPH_FLAG_DEFAULT_ASN1 ? NULL : EVP_CIPHER_set_asn1_iv,
+ EVP_CIPH_FLAG_DEFAULT_ASN1 ? NULL : EVP_CIPHER_get_asn1_iv,
aesni_cbc_hmac_sha1_ctrl,
NULL
- };
+};
-static EVP_CIPHER aesni_256_cbc_hmac_sha1_cipher =
- {
+static EVP_CIPHER aesni_256_cbc_hmac_sha1_cipher = {
#ifdef NID_aes_256_cbc_hmac_sha1
NID_aes_256_cbc_hmac_sha1,
#else
NID_undef,
#endif
- 16,32,16,
+ 16, 32, 16,
EVP_CIPH_CBC_MODE|EVP_CIPH_FLAG_DEFAULT_ASN1|EVP_CIPH_FLAG_AEAD_CIPHER,
aesni_cbc_hmac_sha1_init_key,
aesni_cbc_hmac_sha1_cipher,
NULL,
sizeof(EVP_AES_HMAC_SHA1),
- EVP_CIPH_FLAG_DEFAULT_ASN1?NULL:EVP_CIPHER_set_asn1_iv,
- EVP_CIPH_FLAG_DEFAULT_ASN1?NULL:EVP_CIPHER_get_asn1_iv,
+ EVP_CIPH_FLAG_DEFAULT_ASN1 ? NULL : EVP_CIPHER_set_asn1_iv,
+ EVP_CIPH_FLAG_DEFAULT_ASN1 ? NULL : EVP_CIPHER_get_asn1_iv,
aesni_cbc_hmac_sha1_ctrl,
NULL
- };
+};
-const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha1(void)
- {
- return(OPENSSL_ia32cap_P[1]&AESNI_CAPABLE?
- &aesni_128_cbc_hmac_sha1_cipher:NULL);
- }
+const EVP_CIPHER *
+EVP_aes_128_cbc_hmac_sha1(void)
+{
+ return(OPENSSL_ia32cap_P[1] & AESNI_CAPABLE?
+ &aesni_128_cbc_hmac_sha1_cipher : NULL);
+}
-const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha1(void)
- {
- return(OPENSSL_ia32cap_P[1]&AESNI_CAPABLE?
- &aesni_256_cbc_hmac_sha1_cipher:NULL);
- }
+const EVP_CIPHER *
+EVP_aes_256_cbc_hmac_sha1(void)
+{
+ return(OPENSSL_ia32cap_P[1] & AESNI_CAPABLE?
+ &aesni_256_cbc_hmac_sha1_cipher : NULL);
+}
#else
-const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha1(void)
- {
- return NULL;
- }
-const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha1(void)
- {
+const EVP_CIPHER *
+EVP_aes_128_cbc_hmac_sha1(void)
+{
return NULL;
- }
+}
+
+const EVP_CIPHER *
+EVP_aes_256_cbc_hmac_sha1(void)
+{
+ return NULL;
+}
#endif
#endif
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
#include <openssl/blowfish.h>
static int bf_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc);
+ const unsigned char *iv, int enc);
-typedef struct
- {
+typedef struct {
BF_KEY ks;
- } EVP_BF_KEY;
+} EVP_BF_KEY;
#define data(ctx) EVP_C_DATA(EVP_BF_KEY,ctx)
IMPLEMENT_BLOCK_CIPHER(bf, ks, BF, EVP_BF_KEY, NID_bf, 8, 16, 8, 64,
- EVP_CIPH_VARIABLE_LENGTH, bf_init_key, NULL,
- EVP_CIPHER_set_asn1_iv, EVP_CIPHER_get_asn1_iv, NULL)
-
-static int bf_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
- BF_set_key(&data(ctx)->ks,EVP_CIPHER_CTX_key_length(ctx),key);
- return 1;
- }
+ EVP_CIPH_VARIABLE_LENGTH, bf_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv, EVP_CIPHER_get_asn1_iv, NULL)
+static int
+bf_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
+ BF_set_key(&data(ctx)->ks, EVP_CIPHER_CTX_key_length(ctx), key);
+ return 1;
+}
#endif
* are met:
*
* 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
+ * notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
#include "evp_locl.h"
static int camellia_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc);
+ const unsigned char *iv, int enc);
/* Camellia subkey Structure */
-typedef struct
- {
+typedef struct {
CAMELLIA_KEY ks;
- } EVP_CAMELLIA_KEY;
+} EVP_CAMELLIA_KEY;
/* Attribute operation for Camellia */
#define data(ctx) EVP_C_DATA(EVP_CAMELLIA_KEY,ctx)
IMPLEMENT_BLOCK_CIPHER(camellia_128, ks, Camellia, EVP_CAMELLIA_KEY,
- NID_camellia_128, 16, 16, 16, 128,
- 0, camellia_init_key, NULL,
- EVP_CIPHER_set_asn1_iv,
- EVP_CIPHER_get_asn1_iv,
- NULL)
+ NID_camellia_128, 16, 16, 16, 128,
+ 0, camellia_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv,
+ EVP_CIPHER_get_asn1_iv,
+ NULL)
IMPLEMENT_BLOCK_CIPHER(camellia_192, ks, Camellia, EVP_CAMELLIA_KEY,
- NID_camellia_192, 16, 24, 16, 128,
- 0, camellia_init_key, NULL,
- EVP_CIPHER_set_asn1_iv,
- EVP_CIPHER_get_asn1_iv,
- NULL)
+ NID_camellia_192, 16, 24, 16, 128,
+ 0, camellia_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv,
+ EVP_CIPHER_get_asn1_iv,
+ NULL)
IMPLEMENT_BLOCK_CIPHER(camellia_256, ks, Camellia, EVP_CAMELLIA_KEY,
- NID_camellia_256, 16, 32, 16, 128,
- 0, camellia_init_key, NULL,
- EVP_CIPHER_set_asn1_iv,
- EVP_CIPHER_get_asn1_iv,
- NULL)
+ NID_camellia_256, 16, 32, 16, 128,
+ 0, camellia_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv,
+ EVP_CIPHER_get_asn1_iv,
+ NULL)
#define IMPLEMENT_CAMELLIA_CFBR(ksize,cbits) IMPLEMENT_CFBR(camellia,Camellia,EVP_CAMELLIA_KEY,ks,ksize,cbits,16)
-IMPLEMENT_CAMELLIA_CFBR(128,1)
-IMPLEMENT_CAMELLIA_CFBR(192,1)
-IMPLEMENT_CAMELLIA_CFBR(256,1)
+IMPLEMENT_CAMELLIA_CFBR(128, 1)
+IMPLEMENT_CAMELLIA_CFBR(192, 1)
+IMPLEMENT_CAMELLIA_CFBR(256, 1)
-IMPLEMENT_CAMELLIA_CFBR(128,8)
-IMPLEMENT_CAMELLIA_CFBR(192,8)
-IMPLEMENT_CAMELLIA_CFBR(256,8)
+IMPLEMENT_CAMELLIA_CFBR(128, 8)
+IMPLEMENT_CAMELLIA_CFBR(192, 8)
+IMPLEMENT_CAMELLIA_CFBR(256, 8)
-
-/* The subkey for Camellia is generated. */
-static int camellia_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+/* The subkey for Camellia is generated. */
+static int
+camellia_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
int ret;
- ret=Camellia_set_key(key, ctx->key_len * 8, ctx->cipher_data);
+ ret = Camellia_set_key(key, ctx->key_len * 8, ctx->cipher_data);
- if(ret < 0)
- {
- EVPerr(EVP_F_CAMELLIA_INIT_KEY,EVP_R_CAMELLIA_KEY_SETUP_FAILED);
+ if (ret < 0) {
+ EVPerr(EVP_F_CAMELLIA_INIT_KEY,
+ EVP_R_CAMELLIA_KEY_SETUP_FAILED);
return 0;
- }
-
- return 1;
}
+ return 1;
+}
#endif
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
#include <openssl/cast.h>
static int cast_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv,int enc);
+ const unsigned char *iv, int enc);
-typedef struct
- {
+typedef struct {
CAST_KEY ks;
- } EVP_CAST_KEY;
+} EVP_CAST_KEY;
#define data(ctx) EVP_C_DATA(EVP_CAST_KEY,ctx)
-IMPLEMENT_BLOCK_CIPHER(cast5, ks, CAST, EVP_CAST_KEY,
- NID_cast5, 8, CAST_KEY_LENGTH, 8, 64,
- EVP_CIPH_VARIABLE_LENGTH, cast_init_key, NULL,
- EVP_CIPHER_set_asn1_iv, EVP_CIPHER_get_asn1_iv, NULL)
-
-static int cast_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
- CAST_set_key(&data(ctx)->ks,EVP_CIPHER_CTX_key_length(ctx),key);
- return 1;
- }
+IMPLEMENT_BLOCK_CIPHER(cast5, ks, CAST, EVP_CAST_KEY,
+ NID_cast5, 8, CAST_KEY_LENGTH, 8, 64,
+ EVP_CIPH_VARIABLE_LENGTH, cast_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv, EVP_CIPHER_get_asn1_iv, NULL)
+static int
+cast_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
+ CAST_set_key(&data(ctx)->ks, EVP_CIPHER_CTX_key_length(ctx), key);
+ return 1;
+}
#endif
const EVP_CIPHER *
EVP_chacha20(void)
{
- return(&chacha20_cipher);
+ return (&chacha20_cipher);
}
static int
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
#include <openssl/rand.h>
static int des_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc);
+ const unsigned char *iv, int enc);
static int des_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr);
/* Because of various casts and different names can't use IMPLEMENT_BLOCK_CIPHER */
-static int des_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
+static int
+des_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
{
BLOCK_CIPHER_ecb_loop()
- DES_ecb_encrypt((DES_cblock *)(in + i), (DES_cblock *)(out + i), ctx->cipher_data, ctx->encrypt);
+ DES_ecb_encrypt((DES_cblock *)(in + i), (DES_cblock *)(out + i),
+ ctx->cipher_data, ctx->encrypt);
return 1;
}
-static int des_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
+static int
+des_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
{
- while(inl>=EVP_MAXCHUNK)
- {
+ while (inl >= EVP_MAXCHUNK) {
DES_ofb64_encrypt(in, out, (long)EVP_MAXCHUNK, ctx->cipher_data,
- (DES_cblock *)ctx->iv, &ctx->num);
- inl-=EVP_MAXCHUNK;
- in +=EVP_MAXCHUNK;
- out+=EVP_MAXCHUNK;
- }
+ (DES_cblock *)ctx->iv, &ctx->num);
+ inl -= EVP_MAXCHUNK;
+ in += EVP_MAXCHUNK;
+ out += EVP_MAXCHUNK;
+ }
if (inl)
DES_ofb64_encrypt(in, out, (long)inl, ctx->cipher_data,
- (DES_cblock *)ctx->iv, &ctx->num);
+ (DES_cblock *)ctx->iv, &ctx->num);
return 1;
}
-static int des_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
+static int
+des_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
{
- while(inl>=EVP_MAXCHUNK)
- {
+ while (inl >= EVP_MAXCHUNK) {
DES_ncbc_encrypt(in, out, (long)EVP_MAXCHUNK, ctx->cipher_data,
- (DES_cblock *)ctx->iv, ctx->encrypt);
- inl-=EVP_MAXCHUNK;
- in +=EVP_MAXCHUNK;
- out+=EVP_MAXCHUNK;
- }
+ (DES_cblock *)ctx->iv, ctx->encrypt);
+ inl -= EVP_MAXCHUNK;
+ in += EVP_MAXCHUNK;
+ out += EVP_MAXCHUNK;
+ }
if (inl)
DES_ncbc_encrypt(in, out, (long)inl, ctx->cipher_data,
- (DES_cblock *)ctx->iv, ctx->encrypt);
+ (DES_cblock *)ctx->iv, ctx->encrypt);
return 1;
}
-static int des_cfb64_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
+static int
+des_cfb64_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
{
- while(inl>=EVP_MAXCHUNK)
- {
- DES_cfb64_encrypt(in,out, (long)EVP_MAXCHUNK, ctx->cipher_data,
- (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt);
- inl-=EVP_MAXCHUNK;
- in +=EVP_MAXCHUNK;
- out+=EVP_MAXCHUNK;
- }
+ while (inl >= EVP_MAXCHUNK) {
+ DES_cfb64_encrypt(in, out, (long)EVP_MAXCHUNK, ctx->cipher_data,
+ (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt);
+ inl -= EVP_MAXCHUNK;
+ in += EVP_MAXCHUNK;
+ out += EVP_MAXCHUNK;
+ }
if (inl)
DES_cfb64_encrypt(in, out, (long)inl, ctx->cipher_data,
- (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt);
+ (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt);
return 1;
}
/* Although we have a CFB-r implementation for DES, it doesn't pack the right
way, so wrap it here */
-static int des_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
- {
- size_t n,chunk=EVP_MAXCHUNK/8;
- unsigned char c[1],d[1];
-
- if (inl<chunk) chunk=inl;
-
- while (inl && inl>=chunk)
- {
- for(n=0 ; n < chunk*8; ++n)
- {
- c[0]=(in[n/8]&(1 << (7-n%8))) ? 0x80 : 0;
- DES_cfb_encrypt(c,d,1,1,ctx->cipher_data,(DES_cblock *)ctx->iv,
- ctx->encrypt);
- out[n/8]=(out[n/8]&~(0x80 >> (unsigned int)(n%8))) |
- ((d[0]&0x80) >> (unsigned int)(n%8));
- }
- inl-=chunk;
- in +=chunk;
- out+=chunk;
- if (inl<chunk) chunk=inl;
+static int
+des_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
+{
+ size_t n, chunk = EVP_MAXCHUNK/8;
+ unsigned char c[1], d[1];
+
+ if (inl < chunk)
+ chunk = inl;
+
+ while (inl && inl >= chunk) {
+ for (n = 0; n < chunk*8; ++n) {
+ c[0] = (in[n / 8] & (1 << (7 - n % 8))) ? 0x80 : 0;
+ DES_cfb_encrypt(c, d, 1, 1, ctx->cipher_data,
+ (DES_cblock *)ctx->iv, ctx->encrypt);
+ out[n / 8] = (out[n / 8] &
+ ~(0x80 >> (unsigned int)(n % 8))) |
+ ((d[0] & 0x80) >> (unsigned int)(n % 8));
+ }
+ inl -= chunk;
+ in += chunk;
+ out += chunk;
+ if (inl < chunk)
+ chunk = inl;
}
- return 1;
- }
-
-static int des_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
- {
- while (inl>=EVP_MAXCHUNK)
- {
- DES_cfb_encrypt(in,out,8,(long)EVP_MAXCHUNK,ctx->cipher_data,
- (DES_cblock *)ctx->iv,ctx->encrypt);
- inl-=EVP_MAXCHUNK;
- in +=EVP_MAXCHUNK;
- out+=EVP_MAXCHUNK;
+ return 1;
+}
+
+static int
+des_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
+{
+ while (inl >= EVP_MAXCHUNK) {
+ DES_cfb_encrypt(in, out, 8, (long)EVP_MAXCHUNK,
+ ctx->cipher_data, (DES_cblock *)ctx->iv, ctx->encrypt);
+ inl -= EVP_MAXCHUNK;
+ in += EVP_MAXCHUNK;
+ out += EVP_MAXCHUNK;
}
- if (inl)
- DES_cfb_encrypt(in,out,8,(long)inl,ctx->cipher_data,
- (DES_cblock *)ctx->iv,ctx->encrypt);
- return 1;
- }
+ if (inl)
+ DES_cfb_encrypt(in, out, 8,(long)inl, ctx->cipher_data,
+ (DES_cblock *)ctx->iv, ctx->encrypt);
+ return 1;
+}
BLOCK_CIPHER_defs(des, DES_key_schedule, NID_des, 8, 8, 8, 64,
- EVP_CIPH_RAND_KEY, des_init_key, NULL,
- EVP_CIPHER_set_asn1_iv,
- EVP_CIPHER_get_asn1_iv,
- des_ctrl)
-
-BLOCK_CIPHER_def_cfb(des,DES_key_schedule,NID_des,8,8,1,
- EVP_CIPH_RAND_KEY, des_init_key,NULL,
- EVP_CIPHER_set_asn1_iv,
- EVP_CIPHER_get_asn1_iv,des_ctrl)
-
-BLOCK_CIPHER_def_cfb(des,DES_key_schedule,NID_des,8,8,8,
- EVP_CIPH_RAND_KEY,des_init_key,NULL,
- EVP_CIPHER_set_asn1_iv,
- EVP_CIPHER_get_asn1_iv,des_ctrl)
-
-static int des_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+ EVP_CIPH_RAND_KEY, des_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv,
+ EVP_CIPHER_get_asn1_iv,
+ des_ctrl)
+
+BLOCK_CIPHER_def_cfb(des, DES_key_schedule, NID_des, 8,8, 1,
+ EVP_CIPH_RAND_KEY, des_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv,
+ EVP_CIPHER_get_asn1_iv, des_ctrl)
+
+BLOCK_CIPHER_def_cfb(des, DES_key_schedule, NID_des, 8,8, 8,
+ EVP_CIPH_RAND_KEY, des_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv,
+ EVP_CIPHER_get_asn1_iv, des_ctrl)
+
+static int
+des_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
DES_cblock *deskey = (DES_cblock *)key;
+
#ifdef EVP_CHECK_DES_KEY
- if(DES_set_key_checked(deskey,ctx->cipher_data) != 0)
+ if (DES_set_key_checked(deskey, ctx->cipher_data) != 0)
return 0;
#else
- DES_set_key_unchecked(deskey,ctx->cipher_data);
+ DES_set_key_unchecked(deskey, ctx->cipher_data);
#endif
return 1;
- }
+}
-static int des_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
- {
-
- switch(type)
- {
+static int
+des_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
+{
+ switch (type) {
case EVP_CTRL_RAND_KEY:
if (RAND_bytes(ptr, 8) <= 0)
return 0;
default:
return -1;
- }
}
+}
#endif
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
#ifndef OPENSSL_FIPS
static int des_ede_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv,int enc);
+ const unsigned char *iv, int enc);
static int des_ede3_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv,int enc);
+ const unsigned char *iv, int enc);
static int des3_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr);
-typedef struct
- {
+typedef struct {
DES_key_schedule ks1;/* key schedule */
DES_key_schedule ks2;/* key schedule (for ede) */
DES_key_schedule ks3;/* key schedule (for ede3) */
- } DES_EDE_KEY;
+} DES_EDE_KEY;
#define data(ctx) ((DES_EDE_KEY *)(ctx)->cipher_data)
/* Because of various casts and different args can't use IMPLEMENT_BLOCK_CIPHER */
-static int des_ede_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
+static int
+des_ede_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
{
BLOCK_CIPHER_ecb_loop()
- DES_ecb3_encrypt((const_DES_cblock *)(in + i),
- (DES_cblock *)(out + i),
- &data(ctx)->ks1, &data(ctx)->ks2,
- &data(ctx)->ks3,
- ctx->encrypt);
+ DES_ecb3_encrypt((const_DES_cblock *)(in + i), (DES_cblock *)(out + i),
+ &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, ctx->encrypt);
return 1;
}
-static int des_ede_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
+static int
+des_ede_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
{
- while (inl>=EVP_MAXCHUNK)
- {
+ while (inl >= EVP_MAXCHUNK) {
DES_ede3_ofb64_encrypt(in, out, (long)EVP_MAXCHUNK,
- &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
- (DES_cblock *)ctx->iv, &ctx->num);
- inl-=EVP_MAXCHUNK;
- in +=EVP_MAXCHUNK;
- out+=EVP_MAXCHUNK;
- }
+ &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+ (DES_cblock *)ctx->iv, &ctx->num);
+ inl -= EVP_MAXCHUNK;
+ in += EVP_MAXCHUNK;
+ out += EVP_MAXCHUNK;
+ }
if (inl)
DES_ede3_ofb64_encrypt(in, out, (long)inl,
- &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
- (DES_cblock *)ctx->iv, &ctx->num);
+ &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+ (DES_cblock *)ctx->iv, &ctx->num);
return 1;
}
-static int des_ede_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
+static int
+des_ede_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
{
#ifdef KSSL_DEBUG
{
- int i;
- char *cp;
- printf("des_ede_cbc_cipher(ctx=%lx, buflen=%d)\n", ctx, ctx->buf_len);
- printf("\t iv= ");
- for(i=0;i<8;i++)
- printf("%02X",ctx->iv[i]);
- printf("\n");
+ int i;
+ char *cp;
+ printf("des_ede_cbc_cipher(ctx=%lx, buflen=%d)\n", ctx, ctx->buf_len);
+ printf("\t iv= ");
+ for (i = 0; i < 8; i++)
+ printf("%02X",ctx->iv[i]);
+ printf("\n");
}
#endif /* KSSL_DEBUG */
- while (inl>=EVP_MAXCHUNK)
- {
+ while (inl >= EVP_MAXCHUNK) {
DES_ede3_cbc_encrypt(in, out, (long)EVP_MAXCHUNK,
- &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
- (DES_cblock *)ctx->iv, ctx->encrypt);
- inl-=EVP_MAXCHUNK;
- in +=EVP_MAXCHUNK;
- out+=EVP_MAXCHUNK;
- }
+ &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+ (DES_cblock *)ctx->iv, ctx->encrypt);
+ inl -= EVP_MAXCHUNK;
+ in += EVP_MAXCHUNK;
+ out += EVP_MAXCHUNK;
+ }
if (inl)
DES_ede3_cbc_encrypt(in, out, (long)inl,
- &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
- (DES_cblock *)ctx->iv, ctx->encrypt);
+ &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+ (DES_cblock *)ctx->iv, ctx->encrypt);
return 1;
}
-static int des_ede_cfb64_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
+static int
+des_ede_cfb64_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
{
- while (inl>=EVP_MAXCHUNK)
- {
- DES_ede3_cfb64_encrypt(in, out, (long)EVP_MAXCHUNK,
- &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
- (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt);
- inl-=EVP_MAXCHUNK;
- in +=EVP_MAXCHUNK;
- out+=EVP_MAXCHUNK;
- }
+ while (inl >= EVP_MAXCHUNK) {
+ DES_ede3_cfb64_encrypt(in, out, (long)EVP_MAXCHUNK,
+ &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+ (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt);
+ inl -= EVP_MAXCHUNK;
+ in += EVP_MAXCHUNK;
+ out += EVP_MAXCHUNK;
+ }
if (inl)
DES_ede3_cfb64_encrypt(in, out, (long)inl,
- &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
- (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt);
+ &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+ (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt);
return 1;
}
/* Although we have a CFB-r implementation for 3-DES, it doesn't pack the right
way, so wrap it here */
-static int des_ede3_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
- {
- size_t n;
- unsigned char c[1],d[1];
+static int
+des_ede3_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
+{
+ size_t n;
+ unsigned char c[1], d[1];
- for(n=0 ; n < inl ; ++n)
- {
- c[0]=(in[n/8]&(1 << (7-n%8))) ? 0x80 : 0;
- DES_ede3_cfb_encrypt(c,d,1,1,
- &data(ctx)->ks1,&data(ctx)->ks2,&data(ctx)->ks3,
- (DES_cblock *)ctx->iv,ctx->encrypt);
- out[n/8]=(out[n/8]&~(0x80 >> (unsigned int)(n%8))) |
- ((d[0]&0x80) >> (unsigned int)(n%8));
+ for (n = 0; n < inl; ++n) {
+ c[0] = (in[n/8]&(1 << (7 - n % 8))) ? 0x80 : 0;
+ DES_ede3_cfb_encrypt(c, d, 1, 1,
+ &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+ (DES_cblock *)ctx->iv, ctx->encrypt);
+ out[n / 8] = (out[n / 8] & ~(0x80 >> (unsigned int)(n % 8))) |
+ ((d[0] & 0x80) >> (unsigned int)(n % 8));
}
- return 1;
- }
+ return 1;
+}
-static int des_ede3_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
- {
- while (inl>=EVP_MAXCHUNK)
- {
- DES_ede3_cfb_encrypt(in,out,8,(long)EVP_MAXCHUNK,
- &data(ctx)->ks1,&data(ctx)->ks2,&data(ctx)->ks3,
- (DES_cblock *)ctx->iv,ctx->encrypt);
- inl-=EVP_MAXCHUNK;
- in +=EVP_MAXCHUNK;
- out+=EVP_MAXCHUNK;
+static int
+des_ede3_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
+{
+ while (inl >= EVP_MAXCHUNK) {
+ DES_ede3_cfb_encrypt(in, out, 8, (long)EVP_MAXCHUNK,
+ &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+ (DES_cblock *)ctx->iv, ctx->encrypt);
+ inl -= EVP_MAXCHUNK;
+ in += EVP_MAXCHUNK;
+ out += EVP_MAXCHUNK;
}
- if (inl)
- DES_ede3_cfb_encrypt(in,out,8,(long)inl,
- &data(ctx)->ks1,&data(ctx)->ks2,&data(ctx)->ks3,
- (DES_cblock *)ctx->iv,ctx->encrypt);
- return 1;
- }
+ if (inl)
+ DES_ede3_cfb_encrypt(in, out, 8, (long)inl,
+ &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+ (DES_cblock *)ctx->iv, ctx->encrypt);
+ return 1;
+}
BLOCK_CIPHER_defs(des_ede, DES_EDE_KEY, NID_des_ede, 8, 16, 8, 64,
- EVP_CIPH_RAND_KEY, des_ede_init_key, NULL,
- EVP_CIPHER_set_asn1_iv,
- EVP_CIPHER_get_asn1_iv,
- des3_ctrl)
+ EVP_CIPH_RAND_KEY, des_ede_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv,
+ EVP_CIPHER_get_asn1_iv,
+ des3_ctrl)
#define des_ede3_cfb64_cipher des_ede_cfb64_cipher
#define des_ede3_ofb_cipher des_ede_ofb_cipher
#define des_ede3_ecb_cipher des_ede_ecb_cipher
BLOCK_CIPHER_defs(des_ede3, DES_EDE_KEY, NID_des_ede3, 8, 24, 8, 64,
- EVP_CIPH_RAND_KEY, des_ede3_init_key, NULL,
- EVP_CIPHER_set_asn1_iv,
- EVP_CIPHER_get_asn1_iv,
- des3_ctrl)
-
-BLOCK_CIPHER_def_cfb(des_ede3,DES_EDE_KEY,NID_des_ede3,24,8,1,
- EVP_CIPH_RAND_KEY, des_ede3_init_key,NULL,
- EVP_CIPHER_set_asn1_iv,
- EVP_CIPHER_get_asn1_iv,
- des3_ctrl)
-
-BLOCK_CIPHER_def_cfb(des_ede3,DES_EDE_KEY,NID_des_ede3,24,8,8,
- EVP_CIPH_RAND_KEY, des_ede3_init_key,NULL,
- EVP_CIPHER_set_asn1_iv,
- EVP_CIPHER_get_asn1_iv,
- des3_ctrl)
+ EVP_CIPH_RAND_KEY, des_ede3_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv,
+ EVP_CIPHER_get_asn1_iv,
+ des3_ctrl)
-static int des_ede_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+BLOCK_CIPHER_def_cfb(des_ede3, DES_EDE_KEY, NID_des_ede3, 24, 8, 1,
+ EVP_CIPH_RAND_KEY, des_ede3_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv,
+ EVP_CIPHER_get_asn1_iv,
+ des3_ctrl)
+
+BLOCK_CIPHER_def_cfb(des_ede3, DES_EDE_KEY, NID_des_ede3, 24, 8, 8,
+ EVP_CIPH_RAND_KEY, des_ede3_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv,
+ EVP_CIPHER_get_asn1_iv,
+ des3_ctrl)
+
+static int
+des_ede_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
DES_cblock *deskey = (DES_cblock *)key;
+
#ifdef EVP_CHECK_DES_KEY
- if (DES_set_key_checked(&deskey[0],&data(ctx)->ks1)
- !! DES_set_key_checked(&deskey[1],&data(ctx)->ks2))
+ if (DES_set_key_checked(&deskey[0], &data(ctx)->ks1)
+ !! DES_set_key_checked(&deskey[1], &data(ctx)->ks2))
return 0;
#else
- DES_set_key_unchecked(&deskey[0],&data(ctx)->ks1);
- DES_set_key_unchecked(&deskey[1],&data(ctx)->ks2);
+ DES_set_key_unchecked(&deskey[0], &data(ctx)->ks1);
+ DES_set_key_unchecked(&deskey[1], &data(ctx)->ks2);
#endif
- memcpy(&data(ctx)->ks3,&data(ctx)->ks1,
- sizeof(data(ctx)->ks1));
+ memcpy(&data(ctx)->ks3, &data(ctx)->ks1,
+ sizeof(data(ctx)->ks1));
return 1;
- }
+}
-static int des_ede3_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+static int
+des_ede3_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
DES_cblock *deskey = (DES_cblock *)key;
+
#ifdef KSSL_DEBUG
{
- int i;
- printf("des_ede3_init_key(ctx=%lx)\n", ctx);
- printf("\tKEY= ");
- for(i=0;i<24;i++) printf("%02X",key[i]); printf("\n");
- printf("\t IV= ");
- for(i=0;i<8;i++) printf("%02X",iv[i]); printf("\n");
+ int i;
+ printf("des_ede3_init_key(ctx=%lx)\n", ctx);
+ printf("\tKEY= ");
+ for(i=0;i<24;i++) printf("%02X",key[i]); printf("\n");
+ printf("\t IV= ");
+ for(i=0;i<8;i++) printf("%02X",iv[i]); printf("\n");
}
#endif /* KSSL_DEBUG */
#ifdef EVP_CHECK_DES_KEY
- if (DES_set_key_checked(&deskey[0],&data(ctx)->ks1)
- || DES_set_key_checked(&deskey[1],&data(ctx)->ks2)
- || DES_set_key_checked(&deskey[2],&data(ctx)->ks3))
- return 0;
+ if (DES_set_key_checked(&deskey[0], &data(ctx)->ks1) ||
+ DES_set_key_checked(&deskey[1], &data(ctx)->ks2) ||
+ DES_set_key_checked(&deskey[2], &data(ctx)->ks3))
+ return 0;
#else
- DES_set_key_unchecked(&deskey[0],&data(ctx)->ks1);
- DES_set_key_unchecked(&deskey[1],&data(ctx)->ks2);
- DES_set_key_unchecked(&deskey[2],&data(ctx)->ks3);
+ DES_set_key_unchecked(&deskey[0], &data(ctx)->ks1);
+ DES_set_key_unchecked(&deskey[1], &data(ctx)->ks2);
+ DES_set_key_unchecked(&deskey[2], &data(ctx)->ks3);
#endif
return 1;
- }
-
-static int des3_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
- {
+}
+static int
+des3_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
+{
DES_cblock *deskey = ptr;
- switch(type)
- {
+ switch (type) {
case EVP_CTRL_RAND_KEY:
if (RAND_bytes(ptr, c->key_len) <= 0)
return 0;
default:
return -1;
- }
}
+}
-const EVP_CIPHER *EVP_des_ede(void)
+const EVP_CIPHER *
+EVP_des_ede(void)
{
return &des_ede_ecb;
}
-const EVP_CIPHER *EVP_des_ede3(void)
+const EVP_CIPHER *
+EVP_des_ede3(void)
{
return &des_ede3_ecb;
}
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
#include <openssl/idea.h>
static int idea_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv,int enc);
+ const unsigned char *iv, int enc);
/* NB idea_ecb_encrypt doesn't take an 'encrypt' argument so we treat it as a special
- * case
+ * case
*/
-static int idea_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
+static int
+idea_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
{
BLOCK_CIPHER_ecb_loop()
- idea_ecb_encrypt(in + i, out + i, ctx->cipher_data);
+ idea_ecb_encrypt(in + i, out + i, ctx->cipher_data);
return 1;
}
/* Can't use IMPLEMENT_BLOCK_CIPHER because idea_ecb_encrypt is different */
-typedef struct
- {
+typedef struct {
IDEA_KEY_SCHEDULE ks;
- } EVP_IDEA_KEY;
+} EVP_IDEA_KEY;
BLOCK_CIPHER_func_cbc(idea, idea, EVP_IDEA_KEY, ks)
BLOCK_CIPHER_func_ofb(idea, idea, 64, EVP_IDEA_KEY, ks)
BLOCK_CIPHER_func_cfb(idea, idea, 64, EVP_IDEA_KEY, ks)
BLOCK_CIPHER_defs(idea, IDEA_KEY_SCHEDULE, NID_idea, 8, 16, 8, 64,
- 0, idea_init_key, NULL,
- EVP_CIPHER_set_asn1_iv, EVP_CIPHER_get_asn1_iv, NULL)
+ 0, idea_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv, EVP_CIPHER_get_asn1_iv, NULL)
-static int idea_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
- if(!enc) {
- if (EVP_CIPHER_CTX_mode(ctx) == EVP_CIPH_OFB_MODE) enc = 1;
- else if (EVP_CIPHER_CTX_mode(ctx) == EVP_CIPH_CFB_MODE) enc = 1;
+static int
+idea_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
+ if (!enc) {
+ if (EVP_CIPHER_CTX_mode(ctx) == EVP_CIPH_OFB_MODE)
+ enc = 1;
+ else if (EVP_CIPHER_CTX_mode(ctx) == EVP_CIPH_CFB_MODE)
+ enc = 1;
}
- if (enc) idea_set_encrypt_key(key,ctx->cipher_data);
- else
- {
+ if (enc)
+ idea_set_encrypt_key(key, ctx->cipher_data);
+ else {
IDEA_KEY_SCHEDULE tmp;
- idea_set_encrypt_key(key,&tmp);
- idea_set_decrypt_key(&tmp,ctx->cipher_data);
+ idea_set_encrypt_key(key, &tmp);
+ idea_set_decrypt_key(&tmp, ctx->cipher_data);
OPENSSL_cleanse((unsigned char *)&tmp,
- sizeof(IDEA_KEY_SCHEDULE));
- }
- return 1;
+ sizeof(IDEA_KEY_SCHEDULE));
}
+ return 1;
+}
#endif
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
#include <openssl/objects.h>
static int null_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv,int enc);
+ const unsigned char *iv, int enc);
static int null_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl);
-static const EVP_CIPHER n_cipher=
- {
+ const unsigned char *in, size_t inl);
+
+static const EVP_CIPHER n_cipher = {
NID_undef,
- 1,0,0,
+ 1, 0, 0,
0,
null_init_key,
null_cipher,
NULL,
NULL,
NULL
- };
+};
-const EVP_CIPHER *EVP_enc_null(void)
- {
- return(&n_cipher);
- }
+const EVP_CIPHER *
+EVP_enc_null(void)
+{
+ return (&n_cipher);
+}
-static int null_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+static int
+null_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
/* memset(&(ctx->c),0,sizeof(ctx->c));*/
return 1;
- }
+}
-static int null_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
- {
+static int
+null_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
+{
if (in != out)
- memcpy((char *)out,(const char *)in,inl);
+ memcpy((char *)out, (const char *)in, inl);
return 1;
- }
+}
* are met:
*
* 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
+ * notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
#ifndef OPENSSL_NO_BF
#undef EVP_bf_cfb
const EVP_CIPHER *EVP_bf_cfb(void);
-const EVP_CIPHER *EVP_bf_cfb(void) { return EVP_bf_cfb64(); }
+const EVP_CIPHER *EVP_bf_cfb(void)
+{
+ return EVP_bf_cfb64();
+}
#endif
#ifndef OPENSSL_NO_DES
#undef EVP_des_cfb
const EVP_CIPHER *EVP_des_cfb(void);
-const EVP_CIPHER *EVP_des_cfb(void) { return EVP_des_cfb64(); }
+const EVP_CIPHER *EVP_des_cfb(void)
+{
+ return EVP_des_cfb64();
+}
#undef EVP_des_ede3_cfb
const EVP_CIPHER *EVP_des_ede3_cfb(void);
-const EVP_CIPHER *EVP_des_ede3_cfb(void) { return EVP_des_ede3_cfb64(); }
+const EVP_CIPHER *EVP_des_ede3_cfb(void)
+{
+ return EVP_des_ede3_cfb64();
+}
#undef EVP_des_ede_cfb
const EVP_CIPHER *EVP_des_ede_cfb(void);
-const EVP_CIPHER *EVP_des_ede_cfb(void) { return EVP_des_ede_cfb64(); }
+const EVP_CIPHER *EVP_des_ede_cfb(void)
+{
+ return EVP_des_ede_cfb64();
+}
#endif
#ifndef OPENSSL_NO_IDEA
#undef EVP_idea_cfb
const EVP_CIPHER *EVP_idea_cfb(void);
-const EVP_CIPHER *EVP_idea_cfb(void) { return EVP_idea_cfb64(); }
+const EVP_CIPHER *EVP_idea_cfb(void)
+{
+ return EVP_idea_cfb64();
+}
#endif
#ifndef OPENSSL_NO_RC2
#undef EVP_rc2_cfb
const EVP_CIPHER *EVP_rc2_cfb(void);
-const EVP_CIPHER *EVP_rc2_cfb(void) { return EVP_rc2_cfb64(); }
+const EVP_CIPHER *EVP_rc2_cfb(void)
+{
+ return EVP_rc2_cfb64();
+}
#endif
#ifndef OPENSSL_NO_CAST
#undef EVP_cast5_cfb
const EVP_CIPHER *EVP_cast5_cfb(void);
-const EVP_CIPHER *EVP_cast5_cfb(void) { return EVP_cast5_cfb64(); }
+const EVP_CIPHER *EVP_cast5_cfb(void)
+{
+ return EVP_cast5_cfb64();
+}
#endif
#ifndef OPENSSL_NO_RC5
#undef EVP_rc5_32_12_16_cfb
const EVP_CIPHER *EVP_rc5_32_12_16_cfb(void);
-const EVP_CIPHER *EVP_rc5_32_12_16_cfb(void) { return EVP_rc5_32_12_16_cfb64(); }
+const EVP_CIPHER *EVP_rc5_32_12_16_cfb(void)
+{
+ return EVP_rc5_32_12_16_cfb64();
+}
#endif
#ifndef OPENSSL_NO_AES
#undef EVP_aes_128_cfb
const EVP_CIPHER *EVP_aes_128_cfb(void);
-const EVP_CIPHER *EVP_aes_128_cfb(void) { return EVP_aes_128_cfb128(); }
+const EVP_CIPHER *EVP_aes_128_cfb(void)
+{
+ return EVP_aes_128_cfb128();
+}
#undef EVP_aes_192_cfb
const EVP_CIPHER *EVP_aes_192_cfb(void);
-const EVP_CIPHER *EVP_aes_192_cfb(void) { return EVP_aes_192_cfb128(); }
+const EVP_CIPHER *EVP_aes_192_cfb(void)
+{
+ return EVP_aes_192_cfb128();
+}
#undef EVP_aes_256_cfb
const EVP_CIPHER *EVP_aes_256_cfb(void);
-const EVP_CIPHER *EVP_aes_256_cfb(void) { return EVP_aes_256_cfb128(); }
+const EVP_CIPHER *EVP_aes_256_cfb(void)
+{
+ return EVP_aes_256_cfb128();
+}
#endif
#endif
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
#include <openssl/rc2.h>
static int rc2_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv,int enc);
+ const unsigned char *iv, int enc);
static int rc2_meth_to_magic(EVP_CIPHER_CTX *ctx);
static int rc2_magic_to_meth(int i);
static int rc2_set_asn1_type_and_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
static int rc2_get_asn1_type_and_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
static int rc2_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr);
-typedef struct
- {
+typedef struct {
int key_bits; /* effective key bits */
RC2_KEY ks; /* key schedule */
- } EVP_RC2_KEY;
+} EVP_RC2_KEY;
#define data(ctx) ((EVP_RC2_KEY *)(ctx)->cipher_data)
IMPLEMENT_BLOCK_CIPHER(rc2, ks, RC2, EVP_RC2_KEY, NID_rc2,
- 8,
- RC2_KEY_LENGTH, 8, 64,
- EVP_CIPH_VARIABLE_LENGTH | EVP_CIPH_CTRL_INIT,
- rc2_init_key, NULL,
- rc2_set_asn1_type_and_iv, rc2_get_asn1_type_and_iv,
- rc2_ctrl)
+ 8,
+ RC2_KEY_LENGTH, 8, 64,
+ EVP_CIPH_VARIABLE_LENGTH | EVP_CIPH_CTRL_INIT,
+ rc2_init_key, NULL,
+ rc2_set_asn1_type_and_iv, rc2_get_asn1_type_and_iv,
+ rc2_ctrl)
#define RC2_40_MAGIC 0xa0
#define RC2_64_MAGIC 0x78
#define RC2_128_MAGIC 0x3a
-static const EVP_CIPHER r2_64_cbc_cipher=
- {
+static const EVP_CIPHER r2_64_cbc_cipher = {
NID_rc2_64_cbc,
- 8,8 /* 64 bit */,8,
+ 8, 8 /* 64 bit */, 8,
EVP_CIPH_CBC_MODE | EVP_CIPH_VARIABLE_LENGTH | EVP_CIPH_CTRL_INIT,
rc2_init_key,
rc2_cbc_cipher,
rc2_get_asn1_type_and_iv,
rc2_ctrl,
NULL
- };
+};
-static const EVP_CIPHER r2_40_cbc_cipher=
- {
+static const EVP_CIPHER r2_40_cbc_cipher = {
NID_rc2_40_cbc,
- 8,5 /* 40 bit */,8,
+ 8, 5 /* 40 bit */, 8,
EVP_CIPH_CBC_MODE | EVP_CIPH_VARIABLE_LENGTH | EVP_CIPH_CTRL_INIT,
rc2_init_key,
rc2_cbc_cipher,
rc2_get_asn1_type_and_iv,
rc2_ctrl,
NULL
- };
-
-const EVP_CIPHER *EVP_rc2_64_cbc(void)
- {
- return(&r2_64_cbc_cipher);
- }
-
-const EVP_CIPHER *EVP_rc2_40_cbc(void)
- {
- return(&r2_40_cbc_cipher);
- }
-
-static int rc2_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
- RC2_set_key(&data(ctx)->ks,EVP_CIPHER_CTX_key_length(ctx),
- key,data(ctx)->key_bits);
+};
+
+const EVP_CIPHER *
+EVP_rc2_64_cbc(void)
+{
+ return (&r2_64_cbc_cipher);
+}
+
+const EVP_CIPHER *
+EVP_rc2_40_cbc(void)
+{
+ return (&r2_40_cbc_cipher);
+}
+
+static int
+rc2_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
+ RC2_set_key(&data(ctx)->ks, EVP_CIPHER_CTX_key_length(ctx),
+ key, data(ctx)->key_bits);
return 1;
- }
+}
-static int rc2_meth_to_magic(EVP_CIPHER_CTX *e)
- {
+static int
+rc2_meth_to_magic(EVP_CIPHER_CTX *e)
+{
int i;
EVP_CIPHER_CTX_ctrl(e, EVP_CTRL_GET_RC2_KEY_BITS, 0, &i);
- if (i == 128) return(RC2_128_MAGIC);
- else if (i == 64) return(RC2_64_MAGIC);
- else if (i == 40) return(RC2_40_MAGIC);
- else return(0);
- }
-
-static int rc2_magic_to_meth(int i)
- {
- if (i == RC2_128_MAGIC) return 128;
- else if (i == RC2_64_MAGIC) return 64;
- else if (i == RC2_40_MAGIC) return 40;
+ if (i == 128)
+ return (RC2_128_MAGIC);
+ else if (i == 64)
+ return (RC2_64_MAGIC);
+ else if (i == 40)
+ return (RC2_40_MAGIC);
else
- {
- EVPerr(EVP_F_RC2_MAGIC_TO_METH,EVP_R_UNSUPPORTED_KEY_SIZE);
- return(0);
- }
+ return (0);
+}
+
+static int
+rc2_magic_to_meth(int i)
+{
+ if (i == RC2_128_MAGIC)
+ return 128;
+ else if (i == RC2_64_MAGIC)
+ return 64;
+ else if (i == RC2_40_MAGIC)
+ return 40;
+ else {
+ EVPerr(EVP_F_RC2_MAGIC_TO_METH, EVP_R_UNSUPPORTED_KEY_SIZE);
+ return (0);
}
+}
-static int rc2_get_asn1_type_and_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type)
- {
- long num=0;
- int i=0;
+static int
+rc2_get_asn1_type_and_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type)
+{
+ long num = 0;
+ int i = 0;
int key_bits;
unsigned int l;
unsigned char iv[EVP_MAX_IV_LENGTH];
- if (type != NULL)
- {
- l=EVP_CIPHER_CTX_iv_length(c);
+ if (type != NULL) {
+ l = EVP_CIPHER_CTX_iv_length(c);
OPENSSL_assert(l <= sizeof(iv));
- i=ASN1_TYPE_get_int_octetstring(type,&num,iv,l);
+ i = ASN1_TYPE_get_int_octetstring(type, &num, iv, l);
if (i != (int)l)
- return(-1);
- key_bits =rc2_magic_to_meth((int)num);
+ return (-1);
+ key_bits = rc2_magic_to_meth((int)num);
if (!key_bits)
- return(-1);
- if(i > 0 && !EVP_CipherInit_ex(c, NULL, NULL, NULL, iv, -1))
+ return (-1);
+ if (i > 0 && !EVP_CipherInit_ex(c, NULL, NULL, NULL, iv, -1))
return -1;
- EVP_CIPHER_CTX_ctrl(c, EVP_CTRL_SET_RC2_KEY_BITS, key_bits, NULL);
+ EVP_CIPHER_CTX_ctrl(c, EVP_CTRL_SET_RC2_KEY_BITS,
+ key_bits, NULL);
EVP_CIPHER_CTX_set_key_length(c, key_bits / 8);
- }
- return(i);
}
+ return (i);
+}
-static int rc2_set_asn1_type_and_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type)
- {
+static int
+rc2_set_asn1_type_and_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type)
+{
long num;
- int i=0,j;
+ int i = 0, j;
- if (type != NULL)
- {
- num=rc2_meth_to_magic(c);
- j=EVP_CIPHER_CTX_iv_length(c);
- i=ASN1_TYPE_set_int_octetstring(type,num,c->oiv,j);
- }
- return(i);
+ if (type != NULL) {
+ num = rc2_meth_to_magic(c);
+ j = EVP_CIPHER_CTX_iv_length(c);
+ i = ASN1_TYPE_set_int_octetstring(type, num, c->oiv, j);
}
+ return (i);
+}
-static int rc2_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
- {
- switch(type)
- {
+static int
+rc2_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
+{
+ switch (type) {
case EVP_CTRL_INIT:
data(c)->key_bits = EVP_CIPHER_CTX_key_length(c) * 8;
return 1;
case EVP_CTRL_GET_RC2_KEY_BITS:
*(int *)ptr = data(c)->key_bits;
return 1;
-
+
case EVP_CTRL_SET_RC2_KEY_BITS:
- if(arg > 0)
- {
+ if (arg > 0) {
data(c)->key_bits = arg;
return 1;
- }
+ }
return 0;
+
#ifdef PBE_PRF_TEST
case EVP_CTRL_PBE_PRF_NID:
*(int *)ptr = NID_hmacWithMD5;
default:
return -1;
- }
}
+}
#endif
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
/* FIXME: surely this is available elsewhere? */
#define EVP_RC4_KEY_SIZE 16
-typedef struct
- {
+typedef struct {
RC4_KEY ks; /* working key */
- } EVP_RC4_KEY;
+} EVP_RC4_KEY;
#define data(ctx) ((EVP_RC4_KEY *)(ctx)->cipher_data)
static int rc4_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv,int enc);
+ const unsigned char *iv, int enc);
static int rc4_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl);
-static const EVP_CIPHER r4_cipher=
- {
+ const unsigned char *in, size_t inl);
+
+static const EVP_CIPHER r4_cipher = {
NID_rc4,
- 1,EVP_RC4_KEY_SIZE,0,
+ 1, EVP_RC4_KEY_SIZE, 0,
EVP_CIPH_VARIABLE_LENGTH,
rc4_init_key,
rc4_cipher,
NULL,
NULL,
NULL
- };
+};
-static const EVP_CIPHER r4_40_cipher=
- {
+static const EVP_CIPHER r4_40_cipher = {
NID_rc4_40,
- 1,5 /* 40 bit */,0,
+ 1, 5 /* 40 bit */, 0,
EVP_CIPH_VARIABLE_LENGTH,
rc4_init_key,
rc4_cipher,
NULL,
sizeof(EVP_RC4_KEY),
- NULL,
+ NULL,
NULL,
NULL,
NULL
- };
+};
-const EVP_CIPHER *EVP_rc4(void)
- {
- return(&r4_cipher);
- }
+const EVP_CIPHER *
+EVP_rc4(void)
+{
+ return (&r4_cipher);
+}
-const EVP_CIPHER *EVP_rc4_40(void)
- {
- return(&r4_40_cipher);
- }
+const EVP_CIPHER *
+EVP_rc4_40(void)
+{
+ return (&r4_40_cipher);
+}
-static int rc4_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
- RC4_set_key(&data(ctx)->ks,EVP_CIPHER_CTX_key_length(ctx),
- key);
+static int
+rc4_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
+ RC4_set_key(&data(ctx)->ks, EVP_CIPHER_CTX_key_length(ctx), key);
return 1;
- }
+}
-static int rc4_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
- {
- RC4(&data(ctx)->ks,inl,in,out);
+static int
+rc4_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
+{
+ RC4(&data(ctx)->ks, inl, in, out);
return 1;
- }
+}
#endif
/* FIXME: surely this is available elsewhere? */
#define EVP_RC4_KEY_SIZE 16
-typedef struct
- {
- RC4_KEY ks;
- MD5_CTX head,tail,md;
- size_t payload_length;
- } EVP_RC4_HMAC_MD5;
+typedef struct {
+ RC4_KEY ks;
+ MD5_CTX head, tail, md;
+ size_t payload_length;
+} EVP_RC4_HMAC_MD5;
#define NO_PAYLOAD_LENGTH ((size_t)-1)
void rc4_md5_enc (RC4_KEY *key, const void *in0, void *out,
- MD5_CTX *ctx,const void *inp,size_t blocks);
+ MD5_CTX *ctx, const void *inp, size_t blocks);
#define data(ctx) ((EVP_RC4_HMAC_MD5 *)(ctx)->cipher_data)
-static int rc4_hmac_md5_init_key(EVP_CIPHER_CTX *ctx,
- const unsigned char *inkey,
- const unsigned char *iv, int enc)
- {
+static int
+rc4_hmac_md5_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *inkey,
+ const unsigned char *iv, int enc)
+{
EVP_RC4_HMAC_MD5 *key = data(ctx);
- RC4_set_key(&key->ks,EVP_CIPHER_CTX_key_length(ctx),
- inkey);
+ RC4_set_key(&key->ks, EVP_CIPHER_CTX_key_length(ctx), inkey);
MD5_Init(&key->head); /* handy when benchmarking */
key->tail = key->head;
- key->md = key->head;
+ key->md = key->head;
key->payload_length = NO_PAYLOAD_LENGTH;
return 1;
- }
+}
#if !defined(OPENSSL_NO_ASM) && ( \
defined(__x86_64) || defined(__x86_64__) || \
#define md5_off 0
#endif
-static int rc4_hmac_md5_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t len)
- {
+static int
+rc4_hmac_md5_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
+{
EVP_RC4_HMAC_MD5 *key = data(ctx);
#if defined(STITCHED_CALL)
size_t rc4_off = 32-1-(key->ks.x&(32-1)), /* 32 is $MOD from rc4_md5-x86_64.pl */
- md5_off = MD5_CBLOCK-key->md.num,
- blocks;
+ md5_off = MD5_CBLOCK - key->md.num,
+ blocks;
unsigned int l;
extern unsigned int OPENSSL_ia32cap_P[];
#endif
size_t plen = key->payload_length;
- if (plen!=NO_PAYLOAD_LENGTH && len!=(plen+MD5_DIGEST_LENGTH)) return 0;
+ if (plen != NO_PAYLOAD_LENGTH && len != (plen + MD5_DIGEST_LENGTH))
+ return 0;
if (ctx->encrypt) {
- if (plen==NO_PAYLOAD_LENGTH) plen = len;
+ if (plen == NO_PAYLOAD_LENGTH)
+ plen = len;
#if defined(STITCHED_CALL)
/* cipher has to "fall behind" */
- if (rc4_off>md5_off) md5_off+=MD5_CBLOCK;
+ if (rc4_off > md5_off)
+ md5_off += MD5_CBLOCK;
- if (plen>md5_off && (blocks=(plen-md5_off)/MD5_CBLOCK) &&
- (OPENSSL_ia32cap_P[0]&(1<<20))==0) {
- MD5_Update(&key->md,in,md5_off);
- RC4(&key->ks,rc4_off,in,out);
+ if (plen > md5_off &&
+ (blocks = (plen - md5_off) / MD5_CBLOCK) &&
+ (OPENSSL_ia32cap_P[0]&(1 << 20)) == 0) {
+ MD5_Update(&key->md, in, md5_off);
+ RC4(&key->ks, rc4_off, in, out);
- rc4_md5_enc(&key->ks,in+rc4_off,out+rc4_off,
- &key->md,in+md5_off,blocks);
+ rc4_md5_enc(&key->ks, in + rc4_off, out + rc4_off,
+ &key->md, in + md5_off, blocks);
blocks *= MD5_CBLOCK;
rc4_off += blocks;
md5_off += blocks;
- key->md.Nh += blocks>>29;
- key->md.Nl += blocks<<=3;
- if (key->md.Nl<(unsigned int)blocks) key->md.Nh++;
+ key->md.Nh += blocks >> 29;
+ key->md.Nl += blocks <<= 3;
+ if (key->md.Nl < (unsigned int)blocks)
+ key->md.Nh++;
} else {
rc4_off = 0;
md5_off = 0;
}
#endif
- MD5_Update(&key->md,in+md5_off,plen-md5_off);
+ MD5_Update(&key->md, in + md5_off, plen - md5_off);
if (plen!=len) { /* "TLS" mode of operation */
- if (in!=out)
- memcpy(out+rc4_off,in+rc4_off,plen-rc4_off);
+ if (in != out)
+ memcpy(out + rc4_off, in + rc4_off,
+ plen - rc4_off);
/* calculate HMAC and append it to payload */
- MD5_Final(out+plen,&key->md);
+ MD5_Final(out + plen, &key->md);
key->md = key->tail;
- MD5_Update(&key->md,out+plen,MD5_DIGEST_LENGTH);
- MD5_Final(out+plen,&key->md);
+ MD5_Update(&key->md, out + plen, MD5_DIGEST_LENGTH);
+ MD5_Final(out + plen, &key->md);
+
/* encrypt HMAC at once */
- RC4(&key->ks,len-rc4_off,out+rc4_off,out+rc4_off);
+ RC4(&key->ks, len - rc4_off, out + rc4_off,
+ out + rc4_off);
} else {
- RC4(&key->ks,len-rc4_off,in+rc4_off,out+rc4_off);
+ RC4(&key->ks, len - rc4_off, in + rc4_off,
+ out + rc4_off);
}
} else {
unsigned char mac[MD5_DIGEST_LENGTH];
#if defined(STITCHED_CALL)
/* digest has to "fall behind" */
- if (md5_off>rc4_off) rc4_off += 2*MD5_CBLOCK;
- else rc4_off += MD5_CBLOCK;
-
- if (len>rc4_off && (blocks=(len-rc4_off)/MD5_CBLOCK) &&
- (OPENSSL_ia32cap_P[0]&(1<<20))==0) {
- RC4(&key->ks,rc4_off,in,out);
- MD5_Update(&key->md,out,md5_off);
-
- rc4_md5_enc(&key->ks,in+rc4_off,out+rc4_off,
- &key->md,out+md5_off,blocks);
+ if (md5_off > rc4_off)
+ rc4_off += 2*MD5_CBLOCK;
+ else
+ rc4_off += MD5_CBLOCK;
+
+ if (len > rc4_off && (blocks = (len - rc4_off) / MD5_CBLOCK) &&
+ (OPENSSL_ia32cap_P[0] & (1 << 20)) == 0) {
+ RC4(&key->ks, rc4_off, in, out);
+ MD5_Update(&key->md, out, md5_off);
+
+ rc4_md5_enc(&key->ks, in + rc4_off, out + rc4_off,
+ &key->md, out + md5_off, blocks);
blocks *= MD5_CBLOCK;
rc4_off += blocks;
md5_off += blocks;
- l = (key->md.Nl+(blocks<<3))&0xffffffffU;
- if (l<key->md.Nl) key->md.Nh++;
- key->md.Nl = l;
- key->md.Nh += blocks>>29;
+ l = (key->md.Nl + (blocks << 3)) & 0xffffffffU;
+ if (l < key->md.Nl)
+ key->md.Nh++;
+ key->md.Nl = l;
+ key->md.Nh += blocks >> 29;
} else {
- md5_off=0;
- rc4_off=0;
+ md5_off = 0;
+ rc4_off = 0;
}
#endif
/* decrypt HMAC at once */
- RC4(&key->ks,len-rc4_off,in+rc4_off,out+rc4_off);
+ RC4(&key->ks, len - rc4_off, in + rc4_off, out + rc4_off);
if (plen!=NO_PAYLOAD_LENGTH) { /* "TLS" mode of operation */
- MD5_Update(&key->md,out+md5_off,plen-md5_off);
+ MD5_Update(&key->md, out + md5_off, plen - md5_off);
/* calculate HMAC and verify it */
- MD5_Final(mac,&key->md);
+ MD5_Final(mac, &key->md);
key->md = key->tail;
- MD5_Update(&key->md,mac,MD5_DIGEST_LENGTH);
- MD5_Final(mac,&key->md);
+ MD5_Update(&key->md, mac, MD5_DIGEST_LENGTH);
+ MD5_Final(mac, &key->md);
- if (memcmp(out+plen,mac,MD5_DIGEST_LENGTH))
+ if (memcmp(out + plen, mac, MD5_DIGEST_LENGTH))
return 0;
} else {
- MD5_Update(&key->md,out+md5_off,len-md5_off);
+ MD5_Update(&key->md, out + md5_off, len - md5_off);
}
}
key->payload_length = NO_PAYLOAD_LENGTH;
return 1;
- }
+}
-static int rc4_hmac_md5_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr)
- {
+static int
+rc4_hmac_md5_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr)
+{
EVP_RC4_HMAC_MD5 *key = data(ctx);
- switch (type)
- {
+ switch (type) {
case EVP_CTRL_AEAD_SET_MAC_KEY:
{
- unsigned int i;
- unsigned char hmac_key[64];
+ unsigned int i;
+ unsigned char hmac_key[64];
- memset (hmac_key,0,sizeof(hmac_key));
+ memset (hmac_key, 0, sizeof(hmac_key));
- if (arg > (int)sizeof(hmac_key)) {
- MD5_Init(&key->head);
- MD5_Update(&key->head,ptr,arg);
- MD5_Final(hmac_key,&key->head);
- } else {
- memcpy(hmac_key,ptr,arg);
- }
+ if (arg > (int)sizeof(hmac_key)) {
+ MD5_Init(&key->head);
+ MD5_Update(&key->head, ptr, arg);
+ MD5_Final(hmac_key, &key->head);
+ } else {
+ memcpy(hmac_key, ptr, arg);
+ }
- for (i=0;i<sizeof(hmac_key);i++)
- hmac_key[i] ^= 0x36; /* ipad */
- MD5_Init(&key->head);
- MD5_Update(&key->head,hmac_key,sizeof(hmac_key));
+ for (i = 0; i < sizeof(hmac_key); i++)
+ hmac_key[i] ^= 0x36; /* ipad */
+ MD5_Init(&key->head);
+ MD5_Update(&key->head, hmac_key, sizeof(hmac_key));
- for (i=0;i<sizeof(hmac_key);i++)
- hmac_key[i] ^= 0x36^0x5c; /* opad */
- MD5_Init(&key->tail);
- MD5_Update(&key->tail,hmac_key,sizeof(hmac_key));
+ for (i = 0; i < sizeof(hmac_key); i++)
+ hmac_key[i] ^= 0x36 ^ 0x5c; /* opad */
+ MD5_Init(&key->tail);
+ MD5_Update(&key->tail, hmac_key, sizeof(hmac_key));
- return 1;
+ return 1;
}
case EVP_CTRL_AEAD_TLS1_AAD:
{
- unsigned char *p=ptr;
- unsigned int len=p[arg-2]<<8|p[arg-1];
-
- if (!ctx->encrypt)
- {
- len -= MD5_DIGEST_LENGTH;
- p[arg-2] = len>>8;
- p[arg-1] = len;
+ unsigned char *p = ptr;
+ unsigned int len = p[arg - 2] << 8 | p[arg - 1];
+
+ if (!ctx->encrypt) {
+ len -= MD5_DIGEST_LENGTH;
+ p[arg - 2] = len >> 8;
+ p[arg - 1] = len;
}
- key->payload_length=len;
- key->md = key->head;
- MD5_Update(&key->md,p,arg);
+ key->payload_length = len;
+ key->md = key->head;
+ MD5_Update(&key->md, p, arg);
- return MD5_DIGEST_LENGTH;
+ return MD5_DIGEST_LENGTH;
}
default:
return -1;
- }
}
+}
-static EVP_CIPHER r4_hmac_md5_cipher=
- {
+static EVP_CIPHER r4_hmac_md5_cipher = {
#ifdef NID_rc4_hmac_md5
NID_rc4_hmac_md5,
#else
NID_undef,
#endif
- 1,EVP_RC4_KEY_SIZE,0,
+ 1, EVP_RC4_KEY_SIZE, 0,
EVP_CIPH_STREAM_CIPHER|EVP_CIPH_VARIABLE_LENGTH|EVP_CIPH_FLAG_AEAD_CIPHER,
rc4_hmac_md5_init_key,
rc4_hmac_md5_cipher,
NULL,
rc4_hmac_md5_ctrl,
NULL
- };
+};
-const EVP_CIPHER *EVP_rc4_hmac_md5(void)
- {
- return(&r4_hmac_md5_cipher);
- }
+const EVP_CIPHER *
+EVP_rc4_hmac_md5(void)
+{
+ return (&r4_hmac_md5_cipher);
+}
#endif
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
#include <openssl/rc5.h>
static int r_32_12_16_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv,int enc);
+ const unsigned char *iv, int enc);
static int rc5_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr);
-typedef struct
- {
+typedef struct {
int rounds; /* number of rounds */
RC5_32_KEY ks; /* key schedule */
- } EVP_RC5_KEY;
+} EVP_RC5_KEY;
#define data(ctx) EVP_C_DATA(EVP_RC5_KEY,ctx)
IMPLEMENT_BLOCK_CIPHER(rc5_32_12_16, ks, RC5_32, EVP_RC5_KEY, NID_rc5,
- 8, RC5_32_KEY_LENGTH, 8, 64,
- EVP_CIPH_VARIABLE_LENGTH | EVP_CIPH_CTRL_INIT,
- r_32_12_16_init_key, NULL,
- NULL, NULL, rc5_ctrl)
+ 8, RC5_32_KEY_LENGTH, 8, 64,
+ EVP_CIPH_VARIABLE_LENGTH | EVP_CIPH_CTRL_INIT,
+ r_32_12_16_init_key, NULL,
+ NULL, NULL, rc5_ctrl)
-static int rc5_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
- {
- switch(type)
- {
+static int
+rc5_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
+{
+ switch (type) {
case EVP_CTRL_INIT:
data(c)->rounds = RC5_12_ROUNDS;
return 1;
case EVP_CTRL_GET_RC5_ROUNDS:
*(int *)ptr = data(c)->rounds;
return 1;
-
+
case EVP_CTRL_SET_RC5_ROUNDS:
- switch(arg)
- {
+ switch (arg) {
case RC5_8_ROUNDS:
case RC5_12_ROUNDS:
case RC5_16_ROUNDS:
return 1;
default:
- EVPerr(EVP_F_RC5_CTRL, EVP_R_UNSUPORTED_NUMBER_OF_ROUNDS);
+ EVPerr(EVP_F_RC5_CTRL,
+ EVP_R_UNSUPORTED_NUMBER_OF_ROUNDS);
return 0;
- }
+ }
default:
return -1;
- }
}
+}
-static int r_32_12_16_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
- RC5_32_set_key(&data(ctx)->ks,EVP_CIPHER_CTX_key_length(ctx),
- key,data(ctx)->rounds);
+static int
+r_32_12_16_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
+ RC5_32_set_key(&data(ctx)->ks, EVP_CIPHER_CTX_key_length(ctx), key,
+ data(ctx)->rounds);
return 1;
- }
+}
#endif
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
#include <openssl/des.h>
static int desx_cbc_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv,int enc);
+ const unsigned char *iv, int enc);
static int desx_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl);
+ const unsigned char *in, size_t inl);
-typedef struct
- {
- DES_key_schedule ks;/* key schedule */
- DES_cblock inw;
- DES_cblock outw;
- } DESX_CBC_KEY;
+typedef struct {
+ DES_key_schedule ks;/* key schedule */
+ DES_cblock inw;
+ DES_cblock outw;
+} DESX_CBC_KEY;
#define data(ctx) ((DESX_CBC_KEY *)(ctx)->cipher_data)
-static const EVP_CIPHER d_xcbc_cipher=
- {
+static const EVP_CIPHER d_xcbc_cipher = {
NID_desx_cbc,
- 8,24,8,
+ 8, 24, 8,
EVP_CIPH_CBC_MODE,
desx_cbc_init_key,
desx_cbc_cipher,
EVP_CIPHER_get_asn1_iv,
NULL,
NULL
- };
+};
-const EVP_CIPHER *EVP_desx_cbc(void)
- {
- return(&d_xcbc_cipher);
- }
-
-static int desx_cbc_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+const EVP_CIPHER *
+EVP_desx_cbc(void)
+{
+ return (&d_xcbc_cipher);
+}
+
+static int
+desx_cbc_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
DES_cblock *deskey = (DES_cblock *)key;
- DES_set_key_unchecked(deskey,&data(ctx)->ks);
- memcpy(&data(ctx)->inw[0],&key[8],8);
- memcpy(&data(ctx)->outw[0],&key[16],8);
+ DES_set_key_unchecked(deskey, &data(ctx)->ks);
+ memcpy(&data(ctx)->inw[0], &key[8], 8);
+ memcpy(&data(ctx)->outw[0], &key[16], 8);
return 1;
- }
+}
-static int desx_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
- {
- while (inl>=EVP_MAXCHUNK)
- {
- DES_xcbc_encrypt(in,out,(long)EVP_MAXCHUNK,&data(ctx)->ks,
- (DES_cblock *)&(ctx->iv[0]),
- &data(ctx)->inw,
- &data(ctx)->outw,
- ctx->encrypt);
- inl-=EVP_MAXCHUNK;
- in +=EVP_MAXCHUNK;
- out+=EVP_MAXCHUNK;
- }
+static int
+desx_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
+{
+ while (inl >= EVP_MAXCHUNK) {
+ DES_xcbc_encrypt(in, out, (long)EVP_MAXCHUNK, &data(ctx)->ks,
+ (DES_cblock *)&(ctx->iv[0]), &data(ctx)->inw,
+ &data(ctx)->outw, ctx->encrypt);
+ inl -= EVP_MAXCHUNK;
+ in += EVP_MAXCHUNK;
+ out += EVP_MAXCHUNK;
+ }
if (inl)
- DES_xcbc_encrypt(in,out,(long)inl,&data(ctx)->ks,
- (DES_cblock *)&(ctx->iv[0]),
- &data(ctx)->inw,
- &data(ctx)->outw,
- ctx->encrypt);
+ DES_xcbc_encrypt(in, out, (long)inl, &data(ctx)->ks,
+ (DES_cblock *)&(ctx->iv[0]), &data(ctx)->inw,
+ &data(ctx)->outw, ctx->encrypt);
return 1;
- }
+}
#endif
* are met:
*
* 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
+ * notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
#include "modes_lcl.h"
#include <openssl/rand.h>
-typedef struct
- {
+typedef struct {
AES_KEY ks;
block128_f block;
union {
cbc128_f cbc;
ctr128_f ctr;
} stream;
- } EVP_AES_KEY;
+} EVP_AES_KEY;
-typedef struct
- {
+typedef struct {
AES_KEY ks; /* AES key schedule to use */
int key_set; /* Set if key initialised */
int iv_set; /* Set if an iv is set */
int iv_gen; /* It is OK to generate IVs */
int tls_aad_len; /* TLS AAD length */
ctr128_f ctr;
- } EVP_AES_GCM_CTX;
+} EVP_AES_GCM_CTX;
-typedef struct
- {
+typedef struct {
AES_KEY ks1, ks2; /* AES key schedules to use */
XTS128_CONTEXT xts;
- void (*stream)(const unsigned char *in,
- unsigned char *out, size_t length,
- const AES_KEY *key1, const AES_KEY *key2,
- const unsigned char iv[16]);
- } EVP_AES_XTS_CTX;
-
-typedef struct
- {
+ void (*stream)(const unsigned char *in, unsigned char *out,
+ size_t length, const AES_KEY *key1, const AES_KEY *key2,
+ const unsigned char iv[16]);
+} EVP_AES_XTS_CTX;
+
+typedef struct {
AES_KEY ks; /* AES key schedule to use */
int key_set; /* Set if key initialised */
int iv_set; /* Set if an iv is set */
int L, M; /* L and M parameters from RFC3610 */
CCM128_CONTEXT ccm;
ccm128_f str;
- } EVP_AES_CCM_CTX;
+} EVP_AES_CCM_CTX;
#define MAXBITCHUNK ((size_t)1<<(sizeof(size_t)*8-4))
#ifdef VPAES_ASM
int vpaes_set_encrypt_key(const unsigned char *userKey, int bits,
- AES_KEY *key);
+ AES_KEY *key);
int vpaes_set_decrypt_key(const unsigned char *userKey, int bits,
- AES_KEY *key);
+ AES_KEY *key);
void vpaes_encrypt(const unsigned char *in, unsigned char *out,
- const AES_KEY *key);
+ const AES_KEY *key);
void vpaes_decrypt(const unsigned char *in, unsigned char *out,
- const AES_KEY *key);
+ const AES_KEY *key);
-void vpaes_cbc_encrypt(const unsigned char *in,
- unsigned char *out,
- size_t length,
- const AES_KEY *key,
- unsigned char *ivec, int enc);
+void vpaes_cbc_encrypt(const unsigned char *in, unsigned char *out,
+ size_t length, const AES_KEY *key, unsigned char *ivec, int enc);
#endif
#ifdef BSAES_ASM
void bsaes_cbc_encrypt(const unsigned char *in, unsigned char *out,
- size_t length, const AES_KEY *key,
- unsigned char ivec[16], int enc);
+ size_t length, const AES_KEY *key, unsigned char ivec[16], int enc);
void bsaes_ctr32_encrypt_blocks(const unsigned char *in, unsigned char *out,
- size_t len, const AES_KEY *key,
- const unsigned char ivec[16]);
+ size_t len, const AES_KEY *key, const unsigned char ivec[16]);
void bsaes_xts_encrypt(const unsigned char *inp, unsigned char *out,
- size_t len, const AES_KEY *key1,
- const AES_KEY *key2, const unsigned char iv[16]);
+ size_t len, const AES_KEY *key1, const AES_KEY *key2,
+ const unsigned char iv[16]);
void bsaes_xts_decrypt(const unsigned char *inp, unsigned char *out,
- size_t len, const AES_KEY *key1,
- const AES_KEY *key2, const unsigned char iv[16]);
+ size_t len, const AES_KEY *key1, const AES_KEY *key2,
+ const unsigned char iv[16]);
#endif
#ifdef AES_CTR_ASM
void AES_ctr32_encrypt(const unsigned char *in, unsigned char *out,
- size_t blocks, const AES_KEY *key,
- const unsigned char ivec[AES_BLOCK_SIZE]);
+ size_t blocks, const AES_KEY *key,
+ const unsigned char ivec[AES_BLOCK_SIZE]);
#endif
#ifdef AES_XTS_ASM
-void AES_xts_encrypt(const char *inp,char *out,size_t len,
- const AES_KEY *key1, const AES_KEY *key2,
- const unsigned char iv[16]);
-void AES_xts_decrypt(const char *inp,char *out,size_t len,
- const AES_KEY *key1, const AES_KEY *key2,
- const unsigned char iv[16]);
+void AES_xts_encrypt(const char *inp, char *out, size_t len,
+ const AES_KEY *key1, const AES_KEY *key2, const unsigned char iv[16]);
+void AES_xts_decrypt(const char *inp, char *out, size_t len,
+ const AES_KEY *key1, const AES_KEY *key2, const unsigned char iv[16]);
#endif
#if defined(AES_ASM) && !defined(I386_ONLY) && ( \
#define AESNI_CAPABLE (OPENSSL_ia32cap_P[1]&(1<<(57-32)))
int aesni_set_encrypt_key(const unsigned char *userKey, int bits,
- AES_KEY *key);
+ AES_KEY *key);
int aesni_set_decrypt_key(const unsigned char *userKey, int bits,
- AES_KEY *key);
+ AES_KEY *key);
void aesni_encrypt(const unsigned char *in, unsigned char *out,
- const AES_KEY *key);
+ const AES_KEY *key);
void aesni_decrypt(const unsigned char *in, unsigned char *out,
- const AES_KEY *key);
-
-void aesni_ecb_encrypt(const unsigned char *in,
- unsigned char *out,
- size_t length,
- const AES_KEY *key,
- int enc);
-void aesni_cbc_encrypt(const unsigned char *in,
- unsigned char *out,
- size_t length,
- const AES_KEY *key,
- unsigned char *ivec, int enc);
-
-void aesni_ctr32_encrypt_blocks(const unsigned char *in,
- unsigned char *out,
- size_t blocks,
- const void *key,
- const unsigned char *ivec);
-
-void aesni_xts_encrypt(const unsigned char *in,
- unsigned char *out,
- size_t length,
- const AES_KEY *key1, const AES_KEY *key2,
- const unsigned char iv[16]);
-
-void aesni_xts_decrypt(const unsigned char *in,
- unsigned char *out,
- size_t length,
- const AES_KEY *key1, const AES_KEY *key2,
- const unsigned char iv[16]);
-
-void aesni_ccm64_encrypt_blocks (const unsigned char *in,
- unsigned char *out,
- size_t blocks,
- const void *key,
- const unsigned char ivec[16],
- unsigned char cmac[16]);
-
-void aesni_ccm64_decrypt_blocks (const unsigned char *in,
- unsigned char *out,
- size_t blocks,
- const void *key,
- const unsigned char ivec[16],
- unsigned char cmac[16]);
-
-static int aesni_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+ const AES_KEY *key);
+
+void aesni_ecb_encrypt(const unsigned char *in, unsigned char *out,
+ size_t length, const AES_KEY *key, int enc);
+void aesni_cbc_encrypt(const unsigned char *in, unsigned char *out,
+ size_t length, const AES_KEY *key, unsigned char *ivec, int enc);
+
+void aesni_ctr32_encrypt_blocks(const unsigned char *in, unsigned char *out,
+ size_t blocks, const void *key, const unsigned char *ivec);
+
+void aesni_xts_encrypt(const unsigned char *in, unsigned char *out,
+ size_t length, const AES_KEY *key1, const AES_KEY *key2,
+ const unsigned char iv[16]);
+
+void aesni_xts_decrypt(const unsigned char *in, unsigned char *out,
+ size_t length, const AES_KEY *key1, const AES_KEY *key2,
+ const unsigned char iv[16]);
+
+void aesni_ccm64_encrypt_blocks (const unsigned char *in, unsigned char *out,
+ size_t blocks, const void *key, const unsigned char ivec[16],
+ unsigned char cmac[16]);
+
+void aesni_ccm64_decrypt_blocks (const unsigned char *in, unsigned char *out,
+ size_t blocks, const void *key, const unsigned char ivec[16],
+ unsigned char cmac[16]);
+
+static int
+aesni_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
int ret, mode;
EVP_AES_KEY *dat = (EVP_AES_KEY *)ctx->cipher_data;
mode = ctx->cipher->flags & EVP_CIPH_MODE;
- if ((mode == EVP_CIPH_ECB_MODE || mode == EVP_CIPH_CBC_MODE)
- && !enc)
- {
- ret = aesni_set_decrypt_key(key, ctx->key_len*8, ctx->cipher_data);
- dat->block = (block128_f)aesni_decrypt;
- dat->stream.cbc = mode==EVP_CIPH_CBC_MODE ?
- (cbc128_f)aesni_cbc_encrypt :
- NULL;
- }
- else {
- ret = aesni_set_encrypt_key(key, ctx->key_len*8, ctx->cipher_data);
- dat->block = (block128_f)aesni_encrypt;
- if (mode==EVP_CIPH_CBC_MODE)
- dat->stream.cbc = (cbc128_f)aesni_cbc_encrypt;
- else if (mode==EVP_CIPH_CTR_MODE)
+ if ((mode == EVP_CIPH_ECB_MODE || mode == EVP_CIPH_CBC_MODE) &&
+ !enc) {
+ ret = aesni_set_decrypt_key(key, ctx->key_len * 8,
+ ctx->cipher_data);
+ dat->block = (block128_f)aesni_decrypt;
+ dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ?
+ (cbc128_f)aesni_cbc_encrypt : NULL;
+ } else {
+ ret = aesni_set_encrypt_key(key, ctx->key_len * 8,
+ ctx->cipher_data);
+ dat->block = (block128_f)aesni_encrypt;
+ if (mode == EVP_CIPH_CBC_MODE)
+ dat->stream.cbc = (cbc128_f)aesni_cbc_encrypt;
+ else if (mode == EVP_CIPH_CTR_MODE)
dat->stream.ctr = (ctr128_f)aesni_ctr32_encrypt_blocks;
else
dat->stream.cbc = NULL;
- }
+ }
- if(ret < 0)
- {
- EVPerr(EVP_F_AESNI_INIT_KEY,EVP_R_AES_KEY_SETUP_FAILED);
+ if (ret < 0) {
+ EVPerr(EVP_F_AESNI_INIT_KEY, EVP_R_AES_KEY_SETUP_FAILED);
return 0;
- }
+ }
return 1;
- }
+}
-static int aesni_cbc_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in, size_t len)
+static int
+aesni_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
{
- aesni_cbc_encrypt(in,out,len,ctx->cipher_data,ctx->iv,ctx->encrypt);
+ aesni_cbc_encrypt(in, out, len, ctx->cipher_data, ctx->iv,
+ ctx->encrypt);
return 1;
}
-static int aesni_ecb_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in, size_t len)
+static int
+aesni_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
{
size_t bl = ctx->cipher->block_size;
- if (len<bl) return 1;
+ if (len < bl)
+ return 1;
- aesni_ecb_encrypt(in,out,len,ctx->cipher_data,ctx->encrypt);
+ aesni_ecb_encrypt(in, out, len, ctx->cipher_data, ctx->encrypt);
return 1;
}
#define aesni_ofb_cipher aes_ofb_cipher
-static int aesni_ofb_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in,size_t len);
+static int aesni_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len);
#define aesni_cfb_cipher aes_cfb_cipher
-static int aesni_cfb_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in,size_t len);
+static int aesni_cfb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len);
#define aesni_cfb8_cipher aes_cfb8_cipher
-static int aesni_cfb8_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in,size_t len);
+static int aesni_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len);
#define aesni_cfb1_cipher aes_cfb1_cipher
-static int aesni_cfb1_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in,size_t len);
+static int aesni_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len);
#define aesni_ctr_cipher aes_ctr_cipher
static int aesni_ctr_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t len);
+ const unsigned char *in, size_t len);
-static int aesni_gcm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+static int
+aesni_gcm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
EVP_AES_GCM_CTX *gctx = ctx->cipher_data;
+
if (!iv && !key)
return 1;
- if (key)
- {
+ if (key) {
aesni_set_encrypt_key(key, ctx->key_len * 8, &gctx->ks);
CRYPTO_gcm128_init(&gctx->gcm, &gctx->ks,
- (block128_f)aesni_encrypt);
+ (block128_f)aesni_encrypt);
gctx->ctr = (ctr128_f)aesni_ctr32_encrypt_blocks;
/* If we have an iv can set it directly, otherwise use
* saved IV.
*/
if (iv == NULL && gctx->iv_set)
iv = gctx->iv;
- if (iv)
- {
+ if (iv) {
CRYPTO_gcm128_setiv(&gctx->gcm, iv, gctx->ivlen);
gctx->iv_set = 1;
- }
- gctx->key_set = 1;
}
- else
- {
+ gctx->key_set = 1;
+ } else {
/* If key set use IV, otherwise copy */
if (gctx->key_set)
CRYPTO_gcm128_setiv(&gctx->gcm, iv, gctx->ivlen);
memcpy(gctx->iv, iv, gctx->ivlen);
gctx->iv_set = 1;
gctx->iv_gen = 0;
- }
- return 1;
}
+ return 1;
+}
#define aesni_gcm_cipher aes_gcm_cipher
static int aesni_gcm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t len);
+ const unsigned char *in, size_t len);
-static int aesni_xts_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+static int
+aesni_xts_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
EVP_AES_XTS_CTX *xctx = ctx->cipher_data;
+
if (!iv && !key)
return 1;
- if (key)
- {
+ if (key) {
/* key_len is two AES keys */
- if (enc)
- {
- aesni_set_encrypt_key(key, ctx->key_len * 4, &xctx->ks1);
+ if (enc) {
+ aesni_set_encrypt_key(key, ctx->key_len * 4,
+ &xctx->ks1);
xctx->xts.block1 = (block128_f)aesni_encrypt;
xctx->stream = aesni_xts_encrypt;
- }
- else
- {
- aesni_set_decrypt_key(key, ctx->key_len * 4, &xctx->ks1);
+ } else {
+ aesni_set_decrypt_key(key, ctx->key_len * 4,
+ &xctx->ks1);
xctx->xts.block1 = (block128_f)aesni_decrypt;
xctx->stream = aesni_xts_decrypt;
- }
+ }
- aesni_set_encrypt_key(key + ctx->key_len/2,
- ctx->key_len * 4, &xctx->ks2);
+ aesni_set_encrypt_key(key + ctx->key_len / 2,
+ ctx->key_len * 4, &xctx->ks2);
xctx->xts.block2 = (block128_f)aesni_encrypt;
xctx->xts.key1 = &xctx->ks1;
- }
+ }
- if (iv)
- {
+ if (iv) {
xctx->xts.key2 = &xctx->ks2;
memcpy(ctx->iv, iv, 16);
- }
+ }
return 1;
- }
+}
#define aesni_xts_cipher aes_xts_cipher
static int aesni_xts_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t len);
+ const unsigned char *in, size_t len);
-static int aesni_ccm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+static int
+aesni_ccm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
EVP_AES_CCM_CTX *cctx = ctx->cipher_data;
+
if (!iv && !key)
return 1;
- if (key)
- {
+ if (key) {
aesni_set_encrypt_key(key, ctx->key_len * 8, &cctx->ks);
CRYPTO_ccm128_init(&cctx->ccm, cctx->M, cctx->L,
- &cctx->ks, (block128_f)aesni_encrypt);
- cctx->str = enc?(ccm128_f)aesni_ccm64_encrypt_blocks :
- (ccm128_f)aesni_ccm64_decrypt_blocks;
+ &cctx->ks, (block128_f)aesni_encrypt);
+ cctx->str = enc ? (ccm128_f)aesni_ccm64_encrypt_blocks :
+ (ccm128_f)aesni_ccm64_decrypt_blocks;
cctx->key_set = 1;
- }
- if (iv)
- {
+ }
+ if (iv) {
memcpy(ctx->iv, iv, 15 - cctx->L);
cctx->iv_set = 1;
- }
- return 1;
}
+ return 1;
+}
#define aesni_ccm_cipher aes_ccm_cipher
static int aesni_ccm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t len);
+ const unsigned char *in, size_t len);
#define BLOCK_CIPHER_generic(nid,keylen,blocksize,ivlen,nmode,mode,MODE,flags) \
static const EVP_CIPHER aesni_##keylen##_##mode = { \
BLOCK_CIPHER_generic(nid,keylen,1,16,cfb8,cfb8,CFB,flags) \
BLOCK_CIPHER_generic(nid,keylen,1,16,ctr,ctr,CTR,flags)
-static int aes_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+static int
+aes_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
int ret, mode;
EVP_AES_KEY *dat = (EVP_AES_KEY *)ctx->cipher_data;
mode = ctx->cipher->flags & EVP_CIPH_MODE;
- if ((mode == EVP_CIPH_ECB_MODE || mode == EVP_CIPH_CBC_MODE)
- && !enc)
+ if ((mode == EVP_CIPH_ECB_MODE || mode == EVP_CIPH_CBC_MODE) &&
+ !enc)
#ifdef BSAES_CAPABLE
- if (BSAES_CAPABLE && mode==EVP_CIPH_CBC_MODE)
- {
- ret = AES_set_decrypt_key(key,ctx->key_len*8,&dat->ks);
- dat->block = (block128_f)AES_decrypt;
- dat->stream.cbc = (cbc128_f)bsaes_cbc_encrypt;
- }
- else
+ if (BSAES_CAPABLE && mode == EVP_CIPH_CBC_MODE) {
+ ret = AES_set_decrypt_key(key, ctx->key_len * 8,
+ &dat->ks);
+ dat->block = (block128_f)AES_decrypt;
+ dat->stream.cbc = (cbc128_f)bsaes_cbc_encrypt;
+ } else
#endif
#ifdef VPAES_CAPABLE
- if (VPAES_CAPABLE)
- {
- ret = vpaes_set_decrypt_key(key,ctx->key_len*8,&dat->ks);
- dat->block = (block128_f)vpaes_decrypt;
- dat->stream.cbc = mode==EVP_CIPH_CBC_MODE ?
- (cbc128_f)vpaes_cbc_encrypt :
- NULL;
- }
- else
+ if (VPAES_CAPABLE) {
+ ret = vpaes_set_decrypt_key(key, ctx->key_len * 8,
+ &dat->ks);
+ dat->block = (block128_f)vpaes_decrypt;
+ dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ?
+ (cbc128_f)vpaes_cbc_encrypt : NULL;
+ } else
#endif
{
- ret = AES_set_decrypt_key(key,ctx->key_len*8,&dat->ks);
- dat->block = (block128_f)AES_decrypt;
- dat->stream.cbc = mode==EVP_CIPH_CBC_MODE ?
- (cbc128_f)AES_cbc_encrypt :
- NULL;
- }
- else
+ ret = AES_set_decrypt_key(key, ctx->key_len * 8,
+ &dat->ks);
+ dat->block = (block128_f)AES_decrypt;
+ dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ?
+ (cbc128_f)AES_cbc_encrypt : NULL;
+ } else
#ifdef BSAES_CAPABLE
- if (BSAES_CAPABLE && mode==EVP_CIPH_CTR_MODE)
- {
- ret = AES_set_encrypt_key(key,ctx->key_len*8,&dat->ks);
- dat->block = (block128_f)AES_encrypt;
- dat->stream.ctr = (ctr128_f)bsaes_ctr32_encrypt_blocks;
- }
- else
+ if (BSAES_CAPABLE && mode == EVP_CIPH_CTR_MODE) {
+ ret = AES_set_encrypt_key(key, ctx->key_len * 8,
+ &dat->ks);
+ dat->block = (block128_f)AES_encrypt;
+ dat->stream.ctr = (ctr128_f)bsaes_ctr32_encrypt_blocks;
+ } else
#endif
#ifdef VPAES_CAPABLE
- if (VPAES_CAPABLE)
- {
- ret = vpaes_set_encrypt_key(key,ctx->key_len*8,&dat->ks);
- dat->block = (block128_f)vpaes_encrypt;
- dat->stream.cbc = mode==EVP_CIPH_CBC_MODE ?
- (cbc128_f)vpaes_cbc_encrypt :
- NULL;
- }
- else
+ if (VPAES_CAPABLE) {
+ ret = vpaes_set_encrypt_key(key, ctx->key_len * 8,
+ &dat->ks);
+ dat->block = (block128_f)vpaes_encrypt;
+ dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ?
+ (cbc128_f)vpaes_cbc_encrypt : NULL;
+ } else
#endif
{
- ret = AES_set_encrypt_key(key,ctx->key_len*8,&dat->ks);
- dat->block = (block128_f)AES_encrypt;
- dat->stream.cbc = mode==EVP_CIPH_CBC_MODE ?
- (cbc128_f)AES_cbc_encrypt :
- NULL;
+ ret = AES_set_encrypt_key(key, ctx->key_len * 8,
+ &dat->ks);
+ dat->block = (block128_f)AES_encrypt;
+ dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ?
+ (cbc128_f)AES_cbc_encrypt : NULL;
#ifdef AES_CTR_ASM
- if (mode==EVP_CIPH_CTR_MODE)
- dat->stream.ctr = (ctr128_f)AES_ctr32_encrypt;
+ if (mode == EVP_CIPH_CTR_MODE)
+ dat->stream.ctr = (ctr128_f)AES_ctr32_encrypt;
#endif
}
- if(ret < 0)
- {
- EVPerr(EVP_F_AES_INIT_KEY,EVP_R_AES_KEY_SETUP_FAILED);
+ if (ret < 0) {
+ EVPerr(EVP_F_AES_INIT_KEY, EVP_R_AES_KEY_SETUP_FAILED);
return 0;
- }
+ }
return 1;
- }
+}
-static int aes_cbc_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in, size_t len)
+static int
+aes_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
{
EVP_AES_KEY *dat = (EVP_AES_KEY *)ctx->cipher_data;
if (dat->stream.cbc)
- (*dat->stream.cbc)(in,out,len,&dat->ks,ctx->iv,ctx->encrypt);
+ (*dat->stream.cbc)(in, out, len, &dat->ks, ctx->iv,
+ ctx->encrypt);
else if (ctx->encrypt)
- CRYPTO_cbc128_encrypt(in,out,len,&dat->ks,ctx->iv,dat->block);
+ CRYPTO_cbc128_encrypt(in, out, len, &dat->ks, ctx->iv,
+ dat->block);
else
- CRYPTO_cbc128_decrypt(in,out,len,&dat->ks,ctx->iv,dat->block);
+ CRYPTO_cbc128_decrypt(in, out, len, &dat->ks, ctx->iv,
+ dat->block);
return 1;
}
-static int aes_ecb_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in, size_t len)
+static int
+aes_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
{
size_t bl = ctx->cipher->block_size;
size_t i;
EVP_AES_KEY *dat = (EVP_AES_KEY *)ctx->cipher_data;
- if (len<bl) return 1;
+ if (len < bl)
+ return 1;
- for (i=0,len-=bl;i<=len;i+=bl)
- (*dat->block)(in+i,out+i,&dat->ks);
+ for (i = 0, len -= bl; i <= len; i += bl)
+ (*dat->block)(in + i, out + i, &dat->ks);
return 1;
}
-static int aes_ofb_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in,size_t len)
+static int
+aes_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
{
EVP_AES_KEY *dat = (EVP_AES_KEY *)ctx->cipher_data;
- CRYPTO_ofb128_encrypt(in,out,len,&dat->ks,
- ctx->iv,&ctx->num,dat->block);
+ CRYPTO_ofb128_encrypt(in, out, len, &dat->ks, ctx->iv, &ctx->num,
+ dat->block);
return 1;
}
-static int aes_cfb_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in,size_t len)
+static int
+aes_cfb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
{
EVP_AES_KEY *dat = (EVP_AES_KEY *)ctx->cipher_data;
- CRYPTO_cfb128_encrypt(in,out,len,&dat->ks,
- ctx->iv,&ctx->num,ctx->encrypt,dat->block);
+ CRYPTO_cfb128_encrypt(in, out, len, &dat->ks, ctx->iv, &ctx->num,
+ ctx->encrypt, dat->block);
return 1;
}
-static int aes_cfb8_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in,size_t len)
+static int
+aes_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
{
EVP_AES_KEY *dat = (EVP_AES_KEY *)ctx->cipher_data;
- CRYPTO_cfb128_8_encrypt(in,out,len,&dat->ks,
- ctx->iv,&ctx->num,ctx->encrypt,dat->block);
+ CRYPTO_cfb128_8_encrypt(in, out, len, &dat->ks, ctx->iv, &ctx->num,
+ ctx->encrypt, dat->block);
return 1;
}
-static int aes_cfb1_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
- const unsigned char *in,size_t len)
+static int
+aes_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
{
EVP_AES_KEY *dat = (EVP_AES_KEY *)ctx->cipher_data;
if (ctx->flags&EVP_CIPH_FLAG_LENGTH_BITS) {
- CRYPTO_cfb128_1_encrypt(in,out,len,&dat->ks,
- ctx->iv,&ctx->num,ctx->encrypt,dat->block);
+ CRYPTO_cfb128_1_encrypt(in, out, len, &dat->ks, ctx->iv,
+ &ctx->num, ctx->encrypt, dat->block);
return 1;
}
- while (len>=MAXBITCHUNK) {
- CRYPTO_cfb128_1_encrypt(in,out,MAXBITCHUNK*8,&dat->ks,
- ctx->iv,&ctx->num,ctx->encrypt,dat->block);
- len-=MAXBITCHUNK;
+ while (len >= MAXBITCHUNK) {
+ CRYPTO_cfb128_1_encrypt(in, out, MAXBITCHUNK*8, &dat->ks,
+ ctx->iv, &ctx->num, ctx->encrypt, dat->block);
+ len -= MAXBITCHUNK;
}
if (len)
- CRYPTO_cfb128_1_encrypt(in,out,len*8,&dat->ks,
- ctx->iv,&ctx->num,ctx->encrypt,dat->block);
-
+ CRYPTO_cfb128_1_encrypt(in, out, len*8, &dat->ks,
+ ctx->iv, &ctx->num, ctx->encrypt, dat->block);
+
return 1;
}
static int aes_ctr_cipher (EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t len)
+ const unsigned char *in, size_t len)
{
unsigned int num = ctx->num;
EVP_AES_KEY *dat = (EVP_AES_KEY *)ctx->cipher_data;
if (dat->stream.ctr)
- CRYPTO_ctr128_encrypt_ctr32(in,out,len,&dat->ks,
- ctx->iv,ctx->buf,&num,dat->stream.ctr);
+ CRYPTO_ctr128_encrypt_ctr32(in, out, len, &dat->ks,
+ ctx->iv, ctx->buf, &num, dat->stream.ctr);
else
- CRYPTO_ctr128_encrypt(in,out,len,&dat->ks,
- ctx->iv,ctx->buf,&num,dat->block);
+ CRYPTO_ctr128_encrypt(in, out, len, &dat->ks,
+ ctx->iv, ctx->buf, &num, dat->block);
ctx->num = (size_t)num;
return 1;
}
-BLOCK_CIPHER_generic_pack(NID_aes,128,EVP_CIPH_FLAG_FIPS)
-BLOCK_CIPHER_generic_pack(NID_aes,192,EVP_CIPH_FLAG_FIPS)
-BLOCK_CIPHER_generic_pack(NID_aes,256,EVP_CIPH_FLAG_FIPS)
+BLOCK_CIPHER_generic_pack(NID_aes, 128, EVP_CIPH_FLAG_FIPS)
+BLOCK_CIPHER_generic_pack(NID_aes, 192, EVP_CIPH_FLAG_FIPS)
+BLOCK_CIPHER_generic_pack(NID_aes, 256, EVP_CIPH_FLAG_FIPS)
-static int aes_gcm_cleanup(EVP_CIPHER_CTX *c)
- {
+static int
+aes_gcm_cleanup(EVP_CIPHER_CTX *c)
+{
EVP_AES_GCM_CTX *gctx = c->cipher_data;
+
OPENSSL_cleanse(&gctx->gcm, sizeof(gctx->gcm));
if (gctx->iv != c->iv)
free(gctx->iv);
return 1;
- }
+}
/* increment counter (64-bit int) by 1 */
-static void ctr64_inc(unsigned char *counter) {
- int n=8;
+static void
+ctr64_inc(unsigned char *counter) {
+ int n = 8;
unsigned char c;
do {
c = counter[n];
++c;
counter[n] = c;
- if (c) return;
+ if (c)
+ return;
} while (n);
}
-static int aes_gcm_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
- {
+static int
+aes_gcm_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
+{
EVP_AES_GCM_CTX *gctx = c->cipher_data;
- switch (type)
- {
+
+ switch (type) {
case EVP_CTRL_INIT:
gctx->key_set = 0;
gctx->iv_set = 0;
if (arg <= 0)
return 0;
#ifdef OPENSSL_FIPS
- if (FIPS_module_mode() && !(c->flags & EVP_CIPH_FLAG_NON_FIPS_ALLOW)
- && arg < 12)
+ if (FIPS_module_mode() &&
+ !(c->flags & EVP_CIPH_FLAG_NON_FIPS_ALLOW) && arg < 12)
return 0;
#endif
/* Allocate memory for IV if needed */
- if ((arg > EVP_MAX_IV_LENGTH) && (arg > gctx->ivlen))
- {
+ if ((arg > EVP_MAX_IV_LENGTH) && (arg > gctx->ivlen)) {
if (gctx->iv != c->iv)
free(gctx->iv);
gctx->iv = malloc(arg);
if (!gctx->iv)
return 0;
- }
+ }
gctx->ivlen = arg;
return 1;
case EVP_CTRL_GCM_SET_IV_FIXED:
/* Special case: -1 length restores whole IV */
- if (arg == -1)
- {
+ if (arg == -1) {
memcpy(gctx->iv, ptr, gctx->ivlen);
gctx->iv_gen = 1;
return 1;
- }
+ }
/* Fixed field must be at least 4 bytes and invocation field
* at least 8.
*/
if (arg)
memcpy(gctx->iv, ptr, arg);
if (c->encrypt &&
- RAND_bytes(gctx->iv + arg, gctx->ivlen - arg) <= 0)
+ RAND_bytes(gctx->iv + arg, gctx->ivlen - arg) <= 0)
return 0;
gctx->iv_gen = 1;
return 1;
return 0;
memcpy(c->buf, ptr, arg);
gctx->tls_aad_len = arg;
- {
- unsigned int len=c->buf[arg-2]<<8|c->buf[arg-1];
+ {
+ unsigned int len = c->buf[arg - 2] << 8 |
+ c->buf[arg - 1];
+
/* Correct length for explicit IV */
len -= EVP_GCM_TLS_EXPLICIT_IV_LEN;
+
/* If decrypting correct for tag too */
if (!c->encrypt)
len -= EVP_GCM_TLS_TAG_LEN;
- c->buf[arg-2] = len>>8;
- c->buf[arg-1] = len & 0xff;
- }
+ c->buf[arg - 2] = len >> 8;
+ c->buf[arg - 1] = len & 0xff;
+ }
/* Extra padding: tag appended to record */
return EVP_GCM_TLS_TAG_LEN;
default:
return -1;
- }
}
+}
-static int aes_gcm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+static int
+aes_gcm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
EVP_AES_GCM_CTX *gctx = ctx->cipher_data;
+
if (!iv && !key)
return 1;
- if (key)
- { do {
+ if (key) {
+ do {
#ifdef BSAES_CAPABLE
- if (BSAES_CAPABLE)
- {
- AES_set_encrypt_key(key,ctx->key_len*8,&gctx->ks);
- CRYPTO_gcm128_init(&gctx->gcm,&gctx->ks,
- (block128_f)AES_encrypt);
- gctx->ctr = (ctr128_f)bsaes_ctr32_encrypt_blocks;
- break;
- }
- else
+ if (BSAES_CAPABLE) {
+ AES_set_encrypt_key(key, ctx->key_len * 8,
+ &gctx->ks);
+ CRYPTO_gcm128_init(&gctx->gcm, &gctx->ks,
+ (block128_f)AES_encrypt);
+ gctx->ctr =
+ (ctr128_f)bsaes_ctr32_encrypt_blocks;
+ break;
+ } else
#endif
#ifdef VPAES_CAPABLE
- if (VPAES_CAPABLE)
- {
- vpaes_set_encrypt_key(key,ctx->key_len*8,&gctx->ks);
- CRYPTO_gcm128_init(&gctx->gcm,&gctx->ks,
- (block128_f)vpaes_encrypt);
- gctx->ctr = NULL;
- break;
- }
- else
+ if (VPAES_CAPABLE) {
+ vpaes_set_encrypt_key(key, ctx->key_len * 8,
+ &gctx->ks);
+ CRYPTO_gcm128_init(&gctx->gcm, &gctx->ks,
+ (block128_f)vpaes_encrypt);
+ gctx->ctr = NULL;
+ break;
+ } else
#endif
- (void)0; /* terminate potentially open 'else' */
+ (void)0; /* terminate potentially open 'else' */
- AES_set_encrypt_key(key, ctx->key_len * 8, &gctx->ks);
- CRYPTO_gcm128_init(&gctx->gcm, &gctx->ks, (block128_f)AES_encrypt);
+ AES_set_encrypt_key(key, ctx->key_len * 8, &gctx->ks);
+ CRYPTO_gcm128_init(&gctx->gcm, &gctx->ks,
+ (block128_f)AES_encrypt);
#ifdef AES_CTR_ASM
- gctx->ctr = (ctr128_f)AES_ctr32_encrypt;
+ gctx->ctr = (ctr128_f)AES_ctr32_encrypt;
#else
- gctx->ctr = NULL;
+ gctx->ctr = NULL;
#endif
} while (0);
*/
if (iv == NULL && gctx->iv_set)
iv = gctx->iv;
- if (iv)
- {
+ if (iv) {
CRYPTO_gcm128_setiv(&gctx->gcm, iv, gctx->ivlen);
gctx->iv_set = 1;
- }
- gctx->key_set = 1;
}
- else
- {
+ gctx->key_set = 1;
+ } else {
/* If key set use IV, otherwise copy */
if (gctx->key_set)
CRYPTO_gcm128_setiv(&gctx->gcm, iv, gctx->ivlen);
memcpy(gctx->iv, iv, gctx->ivlen);
gctx->iv_set = 1;
gctx->iv_gen = 0;
- }
- return 1;
}
+ return 1;
+}
/* Handle TLS GCM packet format. This consists of the last portion of the IV
* followed by the payload and finally the tag. On encrypt generate IV,
* and verify tag.
*/
-static int aes_gcm_tls_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t len)
- {
+static int
+aes_gcm_tls_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
+{
EVP_AES_GCM_CTX *gctx = ctx->cipher_data;
int rv = -1;
+
/* Encrypt/decrypt must be performed in place */
- if (out != in || len < (EVP_GCM_TLS_EXPLICIT_IV_LEN+EVP_GCM_TLS_TAG_LEN))
+ if (out != in ||
+ len < (EVP_GCM_TLS_EXPLICIT_IV_LEN + EVP_GCM_TLS_TAG_LEN))
return -1;
+
/* Set IV from start of buffer or generate IV and write to start
* of buffer.
*/
if (EVP_CIPHER_CTX_ctrl(ctx, ctx->encrypt ?
- EVP_CTRL_GCM_IV_GEN : EVP_CTRL_GCM_SET_IV_INV,
- EVP_GCM_TLS_EXPLICIT_IV_LEN, out) <= 0)
+ EVP_CTRL_GCM_IV_GEN : EVP_CTRL_GCM_SET_IV_INV,
+ EVP_GCM_TLS_EXPLICIT_IV_LEN, out) <= 0)
goto err;
+
/* Use saved AAD */
if (CRYPTO_gcm128_aad(&gctx->gcm, ctx->buf, gctx->tls_aad_len))
goto err;
+
/* Fix buffer and length to point to payload */
in += EVP_GCM_TLS_EXPLICIT_IV_LEN;
out += EVP_GCM_TLS_EXPLICIT_IV_LEN;
len -= EVP_GCM_TLS_EXPLICIT_IV_LEN + EVP_GCM_TLS_TAG_LEN;
- if (ctx->encrypt)
- {
+ if (ctx->encrypt) {
/* Encrypt payload */
- if (gctx->ctr)
- {
- if (CRYPTO_gcm128_encrypt_ctr32(&gctx->gcm,
- in, out, len,
- gctx->ctr))
+ if (gctx->ctr) {
+ if (CRYPTO_gcm128_encrypt_ctr32(&gctx->gcm, in, out,
+ len, gctx->ctr))
goto err;
- }
- else {
+ } else {
if (CRYPTO_gcm128_encrypt(&gctx->gcm, in, out, len))
goto err;
- }
+ }
out += len;
+
/* Finally write tag */
CRYPTO_gcm128_tag(&gctx->gcm, out, EVP_GCM_TLS_TAG_LEN);
rv = len + EVP_GCM_TLS_EXPLICIT_IV_LEN + EVP_GCM_TLS_TAG_LEN;
- }
- else
- {
+ } else {
/* Decrypt */
- if (gctx->ctr)
- {
- if (CRYPTO_gcm128_decrypt_ctr32(&gctx->gcm,
- in, out, len,
- gctx->ctr))
+ if (gctx->ctr) {
+ if (CRYPTO_gcm128_decrypt_ctr32(&gctx->gcm, in, out,
+ len, gctx->ctr))
goto err;
- }
- else {
+ } else {
if (CRYPTO_gcm128_decrypt(&gctx->gcm, in, out, len))
goto err;
- }
+ }
/* Retrieve tag */
- CRYPTO_gcm128_tag(&gctx->gcm, ctx->buf,
- EVP_GCM_TLS_TAG_LEN);
+ CRYPTO_gcm128_tag(&gctx->gcm, ctx->buf, EVP_GCM_TLS_TAG_LEN);
+
/* If tag mismatch wipe buffer */
- if (memcmp(ctx->buf, in + len, EVP_GCM_TLS_TAG_LEN))
- {
+ if (memcmp(ctx->buf, in + len, EVP_GCM_TLS_TAG_LEN)) {
OPENSSL_cleanse(out, len);
goto err;
- }
- rv = len;
}
+ rv = len;
+ }
- err:
+err:
gctx->iv_set = 0;
gctx->tls_aad_len = -1;
return rv;
- }
+}
-static int aes_gcm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t len)
- {
+static int
+aes_gcm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
+{
EVP_AES_GCM_CTX *gctx = ctx->cipher_data;
+
/* If not set up, return error */
if (!gctx->key_set)
return -1;
if (!gctx->iv_set)
return -1;
- if (in)
- {
- if (out == NULL)
- {
+
+ if (in) {
+ if (out == NULL) {
if (CRYPTO_gcm128_aad(&gctx->gcm, in, len))
return -1;
- }
- else if (ctx->encrypt)
- {
- if (gctx->ctr)
- {
+ } else if (ctx->encrypt) {
+ if (gctx->ctr) {
if (CRYPTO_gcm128_encrypt_ctr32(&gctx->gcm,
- in, out, len,
- gctx->ctr))
+ in, out, len, gctx->ctr))
return -1;
- }
- else {
- if (CRYPTO_gcm128_encrypt(&gctx->gcm, in, out, len))
+ } else {
+ if (CRYPTO_gcm128_encrypt(&gctx->gcm,
+ in, out, len))
return -1;
- }
}
- else
- {
- if (gctx->ctr)
- {
+ } else {
+ if (gctx->ctr) {
if (CRYPTO_gcm128_decrypt_ctr32(&gctx->gcm,
- in, out, len,
- gctx->ctr))
+ in, out, len, gctx->ctr))
return -1;
- }
- else {
- if (CRYPTO_gcm128_decrypt(&gctx->gcm, in, out, len))
+ } else {
+ if (CRYPTO_gcm128_decrypt(&gctx->gcm,
+ in, out, len))
return -1;
- }
}
- return len;
}
- else
- {
- if (!ctx->encrypt)
- {
+ return len;
+ } else {
+ if (!ctx->encrypt) {
if (gctx->taglen < 0)
return -1;
- if (CRYPTO_gcm128_finish(&gctx->gcm,
- ctx->buf, gctx->taglen) != 0)
+ if (CRYPTO_gcm128_finish(&gctx->gcm, ctx->buf,
+ gctx->taglen) != 0)
return -1;
gctx->iv_set = 0;
return 0;
- }
+ }
CRYPTO_gcm128_tag(&gctx->gcm, ctx->buf, 16);
gctx->taglen = 16;
+
/* Don't reuse the IV */
gctx->iv_set = 0;
return 0;
- }
-
}
+}
+
#define CUSTOM_FLAGS (EVP_CIPH_FLAG_DEFAULT_ASN1 \
| EVP_CIPH_CUSTOM_IV | EVP_CIPH_FLAG_CUSTOM_CIPHER \
| EVP_CIPH_ALWAYS_CALL_INIT | EVP_CIPH_CTRL_INIT)
-BLOCK_CIPHER_custom(NID_aes,128,1,12,gcm,GCM,
- EVP_CIPH_FLAG_FIPS|EVP_CIPH_FLAG_AEAD_CIPHER|CUSTOM_FLAGS)
-BLOCK_CIPHER_custom(NID_aes,192,1,12,gcm,GCM,
- EVP_CIPH_FLAG_FIPS|EVP_CIPH_FLAG_AEAD_CIPHER|CUSTOM_FLAGS)
-BLOCK_CIPHER_custom(NID_aes,256,1,12,gcm,GCM,
- EVP_CIPH_FLAG_FIPS|EVP_CIPH_FLAG_AEAD_CIPHER|CUSTOM_FLAGS)
+BLOCK_CIPHER_custom(NID_aes, 128, 1,12, gcm, GCM,
+ EVP_CIPH_FLAG_FIPS|EVP_CIPH_FLAG_AEAD_CIPHER|CUSTOM_FLAGS)
+BLOCK_CIPHER_custom(NID_aes, 192, 1,12, gcm, GCM,
+ EVP_CIPH_FLAG_FIPS|EVP_CIPH_FLAG_AEAD_CIPHER|CUSTOM_FLAGS)
+BLOCK_CIPHER_custom(NID_aes, 256, 1,12, gcm, GCM,
+ EVP_CIPH_FLAG_FIPS|EVP_CIPH_FLAG_AEAD_CIPHER|CUSTOM_FLAGS)
-static int aes_xts_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
- {
+static int
+aes_xts_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
+{
EVP_AES_XTS_CTX *xctx = c->cipher_data;
+
if (type != EVP_CTRL_INIT)
return -1;
+
/* key1 and key2 are used as an indicator both key and IV are set */
xctx->xts.key1 = NULL;
xctx->xts.key2 = NULL;
return 1;
- }
+}
-static int aes_xts_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+static int
+aes_xts_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
EVP_AES_XTS_CTX *xctx = ctx->cipher_data;
+
if (!iv && !key)
return 1;
- if (key) do
- {
+ if (key) do {
#ifdef AES_XTS_ASM
xctx->stream = enc ? AES_xts_encrypt : AES_xts_decrypt;
#else
/* key_len is two AES keys */
#ifdef BSAES_CAPABLE
if (BSAES_CAPABLE)
- xctx->stream = enc ? bsaes_xts_encrypt : bsaes_xts_decrypt;
+ xctx->stream = enc ? bsaes_xts_encrypt :
+ bsaes_xts_decrypt;
else
#endif
#ifdef VPAES_CAPABLE
- if (VPAES_CAPABLE)
- {
- if (enc)
- {
- vpaes_set_encrypt_key(key, ctx->key_len * 4, &xctx->ks1);
- xctx->xts.block1 = (block128_f)vpaes_encrypt;
- }
- else
- {
- vpaes_set_decrypt_key(key, ctx->key_len * 4, &xctx->ks1);
- xctx->xts.block1 = (block128_f)vpaes_decrypt;
+ if (VPAES_CAPABLE) {
+ if (enc) {
+ vpaes_set_encrypt_key(key, ctx->key_len * 4,
+ &xctx->ks1);
+ xctx->xts.block1 = (block128_f)vpaes_encrypt;
+ } else {
+ vpaes_set_decrypt_key(key, ctx->key_len * 4,
+ &xctx->ks1);
+ xctx->xts.block1 = (block128_f)vpaes_decrypt;
}
- vpaes_set_encrypt_key(key + ctx->key_len/2,
- ctx->key_len * 4, &xctx->ks2);
- xctx->xts.block2 = (block128_f)vpaes_encrypt;
+ vpaes_set_encrypt_key(key + ctx->key_len / 2,
+ ctx->key_len * 4, &xctx->ks2);
+ xctx->xts.block2 = (block128_f)vpaes_encrypt;
- xctx->xts.key1 = &xctx->ks1;
- break;
- }
- else
+ xctx->xts.key1 = &xctx->ks1;
+ break;
+ } else
#endif
- (void)0; /* terminate potentially open 'else' */
+ (void)0; /* terminate potentially open 'else' */
- if (enc)
- {
+ if (enc) {
AES_set_encrypt_key(key, ctx->key_len * 4, &xctx->ks1);
xctx->xts.block1 = (block128_f)AES_encrypt;
- }
- else
- {
+ } else {
AES_set_decrypt_key(key, ctx->key_len * 4, &xctx->ks1);
xctx->xts.block1 = (block128_f)AES_decrypt;
- }
+ }
- AES_set_encrypt_key(key + ctx->key_len/2,
- ctx->key_len * 4, &xctx->ks2);
+ AES_set_encrypt_key(key + ctx->key_len / 2,
+ ctx->key_len * 4, &xctx->ks2);
xctx->xts.block2 = (block128_f)AES_encrypt;
xctx->xts.key1 = &xctx->ks1;
- } while (0);
+ } while (0);
- if (iv)
- {
+ if (iv) {
xctx->xts.key2 = &xctx->ks2;
memcpy(ctx->iv, iv, 16);
- }
+ }
return 1;
- }
+}
-static int aes_xts_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t len)
- {
+static int
+aes_xts_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
+{
EVP_AES_XTS_CTX *xctx = ctx->cipher_data;
+
if (!xctx->xts.key1 || !xctx->xts.key2)
return 0;
- if (!out || !in || len<AES_BLOCK_SIZE)
+ if (!out || !in || len < AES_BLOCK_SIZE)
return 0;
+
#ifdef OPENSSL_FIPS
/* Requirement of SP800-38E */
- if (FIPS_module_mode() && !(ctx->flags & EVP_CIPH_FLAG_NON_FIPS_ALLOW) &&
- (len > (1UL<<20)*16))
- {
+ if (FIPS_module_mode() &&
+ !(ctx->flags & EVP_CIPH_FLAG_NON_FIPS_ALLOW) &&
+ (len > (1UL << 20) * 16)) {
EVPerr(EVP_F_AES_XTS_CIPHER, EVP_R_TOO_LARGE);
return 0;
- }
+ }
#endif
if (xctx->stream)
- (*xctx->stream)(in, out, len,
- xctx->xts.key1, xctx->xts.key2, ctx->iv);
+ (*xctx->stream)(in, out, len, xctx->xts.key1, xctx->xts.key2,
+ ctx->iv);
else if (CRYPTO_xts128_encrypt(&xctx->xts, ctx->iv, in, out, len,
- ctx->encrypt))
+ ctx->encrypt))
return 0;
return 1;
- }
+}
#define aes_xts_cleanup NULL
#define XTS_FLAGS (EVP_CIPH_FLAG_DEFAULT_ASN1 | EVP_CIPH_CUSTOM_IV \
| EVP_CIPH_ALWAYS_CALL_INIT | EVP_CIPH_CTRL_INIT)
-BLOCK_CIPHER_custom(NID_aes,128,1,16,xts,XTS,EVP_CIPH_FLAG_FIPS|XTS_FLAGS)
-BLOCK_CIPHER_custom(NID_aes,256,1,16,xts,XTS,EVP_CIPH_FLAG_FIPS|XTS_FLAGS)
+BLOCK_CIPHER_custom(NID_aes, 128, 1,16, xts, XTS, EVP_CIPH_FLAG_FIPS|XTS_FLAGS)
+BLOCK_CIPHER_custom(NID_aes, 256, 1,16, xts, XTS, EVP_CIPH_FLAG_FIPS|XTS_FLAGS)
-static int aes_ccm_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
- {
+static int
+aes_ccm_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
+{
EVP_AES_CCM_CTX *cctx = c->cipher_data;
- switch (type)
- {
+
+ switch (type) {
case EVP_CTRL_INIT:
cctx->key_set = 0;
cctx->iv_set = 0;
case EVP_CTRL_CCM_SET_IVLEN:
arg = 15 - arg;
+
case EVP_CTRL_CCM_SET_L:
if (arg < 2 || arg > 8)
return 0;
return 0;
if ((c->encrypt && ptr) || (!c->encrypt && !ptr))
return 0;
- if (ptr)
- {
+ if (ptr) {
cctx->tag_set = 1;
memcpy(c->buf, ptr, arg);
- }
+ }
cctx->M = arg;
return 1;
case EVP_CTRL_CCM_GET_TAG:
if (!c->encrypt || !cctx->tag_set)
return 0;
- if(!CRYPTO_ccm128_tag(&cctx->ccm, ptr, (size_t)arg))
+ if (!CRYPTO_ccm128_tag(&cctx->ccm, ptr, (size_t)arg))
return 0;
cctx->tag_set = 0;
cctx->iv_set = 0;
default:
return -1;
-
- }
}
+}
-static int aes_ccm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+static int
+aes_ccm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
EVP_AES_CCM_CTX *cctx = ctx->cipher_data;
+
if (!iv && !key)
return 1;
- if (key) do
- {
+ if (key) do {
#ifdef VPAES_CAPABLE
- if (VPAES_CAPABLE)
- {
+ if (VPAES_CAPABLE) {
vpaes_set_encrypt_key(key, ctx->key_len*8, &cctx->ks);
CRYPTO_ccm128_init(&cctx->ccm, cctx->M, cctx->L,
- &cctx->ks, (block128_f)vpaes_encrypt);
+ &cctx->ks, (block128_f)vpaes_encrypt);
cctx->str = NULL;
cctx->key_set = 1;
break;
- }
+ }
#endif
AES_set_encrypt_key(key, ctx->key_len * 8, &cctx->ks);
CRYPTO_ccm128_init(&cctx->ccm, cctx->M, cctx->L,
- &cctx->ks, (block128_f)AES_encrypt);
+ &cctx->ks, (block128_f)AES_encrypt);
cctx->str = NULL;
cctx->key_set = 1;
- } while (0);
- if (iv)
- {
+ } while (0);
+ if (iv) {
memcpy(ctx->iv, iv, 15 - cctx->L);
cctx->iv_set = 1;
- }
- return 1;
}
+ return 1;
+}
-static int aes_ccm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t len)
- {
+static int
+aes_ccm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
+{
EVP_AES_CCM_CTX *cctx = ctx->cipher_data;
CCM128_CONTEXT *ccm = &cctx->ccm;
+
/* If not set up, return error */
if (!cctx->iv_set && !cctx->key_set)
return -1;
if (!ctx->encrypt && !cctx->tag_set)
return -1;
- if (!out)
- {
- if (!in)
- {
- if (CRYPTO_ccm128_setiv(ccm, ctx->iv, 15 - cctx->L,len))
+
+ if (!out) {
+ if (!in) {
+ if (CRYPTO_ccm128_setiv(ccm, ctx->iv, 15 - cctx->L,
+ len))
return -1;
cctx->len_set = 1;
return len;
- }
+ }
/* If have AAD need message length */
if (!cctx->len_set && len)
return -1;
CRYPTO_ccm128_aad(ccm, in, len);
return len;
- }
+ }
/* EVP_*Final() doesn't return any data */
if (!in)
return 0;
/* If not set length yet do it */
- if (!cctx->len_set)
- {
+ if (!cctx->len_set) {
if (CRYPTO_ccm128_setiv(ccm, ctx->iv, 15 - cctx->L, len))
return -1;
cctx->len_set = 1;
- }
- if (ctx->encrypt)
- {
+ }
+ if (ctx->encrypt) {
if (cctx->str ? CRYPTO_ccm128_encrypt_ccm64(ccm, in, out, len,
- cctx->str) :
- CRYPTO_ccm128_encrypt(ccm, in, out, len))
+ cctx->str) : CRYPTO_ccm128_encrypt(ccm, in, out, len))
return -1;
cctx->tag_set = 1;
return len;
- }
- else
- {
+ } else {
int rv = -1;
if (cctx->str ? !CRYPTO_ccm128_decrypt_ccm64(ccm, in, out, len,
- cctx->str) :
- !CRYPTO_ccm128_decrypt(ccm, in, out, len))
- {
+ cctx->str) : !CRYPTO_ccm128_decrypt(ccm, in, out, len)) {
unsigned char tag[16];
- if (CRYPTO_ccm128_tag(ccm, tag, cctx->M))
- {
+ if (CRYPTO_ccm128_tag(ccm, tag, cctx->M)) {
if (!memcmp(tag, ctx->buf, cctx->M))
rv = len;
- }
}
+ }
if (rv == -1)
OPENSSL_cleanse(out, len);
cctx->iv_set = 0;
cctx->tag_set = 0;
cctx->len_set = 0;
return rv;
- }
-
}
+}
+
#define aes_ccm_cleanup NULL
-BLOCK_CIPHER_custom(NID_aes,128,1,12,ccm,CCM,EVP_CIPH_FLAG_FIPS|CUSTOM_FLAGS)
-BLOCK_CIPHER_custom(NID_aes,192,1,12,ccm,CCM,EVP_CIPH_FLAG_FIPS|CUSTOM_FLAGS)
-BLOCK_CIPHER_custom(NID_aes,256,1,12,ccm,CCM,EVP_CIPH_FLAG_FIPS|CUSTOM_FLAGS)
+BLOCK_CIPHER_custom(NID_aes, 128, 1,12, ccm, CCM,
+ EVP_CIPH_FLAG_FIPS|CUSTOM_FLAGS)
+BLOCK_CIPHER_custom(NID_aes, 192, 1,12, ccm, CCM,
+ EVP_CIPH_FLAG_FIPS|CUSTOM_FLAGS)
+BLOCK_CIPHER_custom(NID_aes, 256, 1,12, ccm, CCM,
+ EVP_CIPH_FLAG_FIPS|CUSTOM_FLAGS)
#endif
#endif
#define TLS1_1_VERSION 0x0302
-typedef struct
- {
- AES_KEY ks;
- SHA_CTX head,tail,md;
- size_t payload_length; /* AAD length in decrypt case */
- union {
- unsigned int tls_ver;
- unsigned char tls_aad[16]; /* 13 used */
- } aux;
- } EVP_AES_HMAC_SHA1;
+typedef struct {
+ AES_KEY ks;
+ SHA_CTX head, tail, md;
+ size_t payload_length; /* AAD length in decrypt case */
+ union {
+ unsigned int tls_ver;
+ unsigned char tls_aad[16]; /* 13 used */
+ } aux;
+} EVP_AES_HMAC_SHA1;
#define NO_PAYLOAD_LENGTH ((size_t)-1)
extern unsigned int OPENSSL_ia32cap_P[2];
#define AESNI_CAPABLE (1<<(57-32))
-int aesni_set_encrypt_key(const unsigned char *userKey, int bits,
- AES_KEY *key);
-int aesni_set_decrypt_key(const unsigned char *userKey, int bits,
- AES_KEY *key);
+int aesni_set_encrypt_key(const unsigned char *userKey, int bits, AES_KEY *key);
+int aesni_set_decrypt_key(const unsigned char *userKey, int bits, AES_KEY *key);
-void aesni_cbc_encrypt(const unsigned char *in,
- unsigned char *out,
- size_t length,
- const AES_KEY *key,
- unsigned char *ivec, int enc);
+void aesni_cbc_encrypt(const unsigned char *in, unsigned char *out,
+ size_t length, const AES_KEY *key, unsigned char *ivec, int enc);
void aesni_cbc_sha1_enc (const void *inp, void *out, size_t blocks,
- const AES_KEY *key, unsigned char iv[16],
- SHA_CTX *ctx,const void *in0);
+ const AES_KEY *key, unsigned char iv[16], SHA_CTX *ctx, const void *in0);
#define data(ctx) ((EVP_AES_HMAC_SHA1 *)(ctx)->cipher_data)
-static int aesni_cbc_hmac_sha1_init_key(EVP_CIPHER_CTX *ctx,
- const unsigned char *inkey,
- const unsigned char *iv, int enc)
- {
+static int
+aesni_cbc_hmac_sha1_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *inkey,
+ const unsigned char *iv, int enc)
+{
EVP_AES_HMAC_SHA1 *key = data(ctx);
int ret;
if (enc)
- ret=aesni_set_encrypt_key(inkey,ctx->key_len*8,&key->ks);
+ ret = aesni_set_encrypt_key(inkey, ctx->key_len * 8, &key->ks);
else
- ret=aesni_set_decrypt_key(inkey,ctx->key_len*8,&key->ks);
+ ret = aesni_set_decrypt_key(inkey, ctx->key_len * 8, &key->ks);
SHA1_Init(&key->head); /* handy when benchmarking */
key->tail = key->head;
- key->md = key->head;
+ key->md = key->head;
key->payload_length = NO_PAYLOAD_LENGTH;
- return ret<0?0:1;
- }
+ return ret < 0 ? 0 : 1;
+}
#define STITCHED_CALL
#define aes_off 0
#endif
-void sha1_block_data_order (void *c,const void *p,size_t len);
+void sha1_block_data_order (void *c, const void *p, size_t len);
-static void sha1_update(SHA_CTX *c,const void *data,size_t len)
-{ const unsigned char *ptr = data;
+static void
+sha1_update(SHA_CTX *c, const void *data, size_t len)
+{
+ const unsigned char *ptr = data;
size_t res;
if ((res = c->num)) {
- res = SHA_CBLOCK-res;
- if (len<res) res=len;
- SHA1_Update (c,ptr,res);
+ res = SHA_CBLOCK - res;
+ if (len < res)
+ res = len;
+ SHA1_Update(c, ptr, res);
ptr += res;
len -= res;
}
len -= res;
if (len) {
- sha1_block_data_order(c,ptr,len/SHA_CBLOCK);
+ sha1_block_data_order(c, ptr, len / SHA_CBLOCK);
ptr += len;
- c->Nh += len>>29;
- c->Nl += len<<=3;
- if (c->Nl<(unsigned int)len) c->Nh++;
+ c->Nh += len >> 29;
+ c->Nl += len <<= 3;
+ if (c->Nl < (unsigned int)len)
+ c->Nh++;
}
if (res)
- SHA1_Update(c,ptr,res);
+ SHA1_Update(c, ptr, res);
}
#ifdef SHA1_Update
#endif
#define SHA1_Update sha1_update
-static int aesni_cbc_hmac_sha1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t len)
- {
+static int
+aesni_cbc_hmac_sha1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
+{
EVP_AES_HMAC_SHA1 *key = data(ctx);
unsigned int l;
- size_t plen = key->payload_length,
- iv = 0, /* explicit IV in TLS 1.1 and later */
- sha_off = 0;
+ size_t plen = key->payload_length,
+ iv = 0, /* explicit IV in TLS 1.1 and later */
+ sha_off = 0;
#if defined(STITCHED_CALL)
- size_t aes_off = 0,
- blocks;
+ size_t aes_off = 0, blocks;
- sha_off = SHA_CBLOCK-key->md.num;
+ sha_off = SHA_CBLOCK - key->md.num;
#endif
key->payload_length = NO_PAYLOAD_LENGTH;
- if (len%AES_BLOCK_SIZE) return 0;
+ if (len % AES_BLOCK_SIZE)
+ return 0;
if (ctx->encrypt) {
- if (plen==NO_PAYLOAD_LENGTH)
+ if (plen == NO_PAYLOAD_LENGTH)
plen = len;
- else if (len!=((plen+SHA_DIGEST_LENGTH+AES_BLOCK_SIZE)&-AES_BLOCK_SIZE))
+ else if (len != ((plen + SHA_DIGEST_LENGTH + AES_BLOCK_SIZE) &
+ -AES_BLOCK_SIZE))
return 0;
else if (key->aux.tls_ver >= TLS1_1_VERSION)
iv = AES_BLOCK_SIZE;
#if defined(STITCHED_CALL)
- if (plen>(sha_off+iv) && (blocks=(plen-(sha_off+iv))/SHA_CBLOCK)) {
- SHA1_Update(&key->md,in+iv,sha_off);
+ if (plen > (sha_off + iv) &&
+ (blocks = (plen - (sha_off + iv)) / SHA_CBLOCK)) {
+ SHA1_Update(&key->md, in + iv, sha_off);
- aesni_cbc_sha1_enc(in,out,blocks,&key->ks,
- ctx->iv,&key->md,in+iv+sha_off);
+ aesni_cbc_sha1_enc(in, out, blocks, &key->ks,
+ ctx->iv, &key->md, in + iv + sha_off);
blocks *= SHA_CBLOCK;
aes_off += blocks;
sha_off += blocks;
- key->md.Nh += blocks>>29;
- key->md.Nl += blocks<<=3;
- if (key->md.Nl<(unsigned int)blocks) key->md.Nh++;
+ key->md.Nh += blocks >> 29;
+ key->md.Nl += blocks <<= 3;
+ if (key->md.Nl < (unsigned int)blocks)
+ key->md.Nh++;
} else {
sha_off = 0;
}
#endif
sha_off += iv;
- SHA1_Update(&key->md,in+sha_off,plen-sha_off);
+ SHA1_Update(&key->md, in + sha_off, plen - sha_off);
- if (plen!=len) { /* "TLS" mode of operation */
- if (in!=out)
- memcpy(out+aes_off,in+aes_off,plen-aes_off);
+ if (plen != len) { /* "TLS" mode of operation */
+ if (in != out)
+ memcpy(out + aes_off, in + aes_off,
+ plen - aes_off);
/* calculate HMAC and append it to payload */
- SHA1_Final(out+plen,&key->md);
+ SHA1_Final(out + plen, &key->md);
key->md = key->tail;
- SHA1_Update(&key->md,out+plen,SHA_DIGEST_LENGTH);
- SHA1_Final(out+plen,&key->md);
+ SHA1_Update(&key->md, out + plen, SHA_DIGEST_LENGTH);
+ SHA1_Final(out + plen, &key->md);
/* pad the payload|hmac */
plen += SHA_DIGEST_LENGTH;
- for (l=len-plen-1;plen<len;plen++) out[plen]=l;
+ for (l = len - plen - 1; plen < len; plen++)
+ out[plen] = l;
+
/* encrypt HMAC|padding at once */
- aesni_cbc_encrypt(out+aes_off,out+aes_off,len-aes_off,
- &key->ks,ctx->iv,1);
+ aesni_cbc_encrypt(out + aes_off, out + aes_off,
+ len - aes_off, &key->ks, ctx->iv, 1);
} else {
- aesni_cbc_encrypt(in+aes_off,out+aes_off,len-aes_off,
- &key->ks,ctx->iv,1);
+ aesni_cbc_encrypt(in + aes_off, out + aes_off,
+ len - aes_off, &key->ks, ctx->iv, 1);
}
} else {
- union { unsigned int u[SHA_DIGEST_LENGTH/sizeof(unsigned int)];
- unsigned char c[32+SHA_DIGEST_LENGTH]; } mac, *pmac;
+ union {
+ unsigned int u[SHA_DIGEST_LENGTH/sizeof(unsigned int)];
+ unsigned char c[32 + SHA_DIGEST_LENGTH];
+ } mac, *pmac;
/* arrange cache line alignment */
- pmac = (void *)(((size_t)mac.c+31)&((size_t)0-32));
+ pmac = (void *)(((size_t)mac.c + 31) & ((size_t)0 - 32));
/* decrypt HMAC|padding at once */
- aesni_cbc_encrypt(in,out,len,
- &key->ks,ctx->iv,0);
+ aesni_cbc_encrypt(in, out, len, &key->ks, ctx->iv, 0);
if (plen) { /* "TLS" mode of operation */
size_t inp_len, mask, j, i;
unsigned int res, maxpad, pad, bitlen;
int ret = 1;
- union { unsigned int u[SHA_LBLOCK];
- unsigned char c[SHA_CBLOCK]; }
- *data = (void *)key->md.data;
+ union {
+ unsigned int u[SHA_LBLOCK];
+ unsigned char c[SHA_CBLOCK];
+ }
+ *data = (void *)key->md.data;
- if ((key->aux.tls_aad[plen-4]<<8|key->aux.tls_aad[plen-3])
- >= TLS1_1_VERSION)
+ if ((key->aux.tls_aad[plen - 4] << 8 |
+ key->aux.tls_aad[plen - 3]) >= TLS1_1_VERSION)
iv = AES_BLOCK_SIZE;
- if (len<(iv+SHA_DIGEST_LENGTH+1))
+ if (len < (iv + SHA_DIGEST_LENGTH + 1))
return 0;
/* omit explicit iv */
len -= iv;
/* figure out payload length */
- pad = out[len-1];
- maxpad = len-(SHA_DIGEST_LENGTH+1);
- maxpad |= (255-maxpad)>>(sizeof(maxpad)*8-8);
+ pad = out[len - 1];
+ maxpad = len - (SHA_DIGEST_LENGTH + 1);
+ maxpad |= (255 - maxpad) >> (sizeof(maxpad) * 8 - 8);
maxpad &= 255;
- inp_len = len - (SHA_DIGEST_LENGTH+pad+1);
- mask = (0-((inp_len-len)>>(sizeof(inp_len)*8-1)));
+ inp_len = len - (SHA_DIGEST_LENGTH + pad + 1);
+ mask = (0 - ((inp_len - len) >>
+ (sizeof(inp_len) * 8 - 1)));
inp_len &= mask;
ret &= (int)mask;
- key->aux.tls_aad[plen-2] = inp_len>>8;
- key->aux.tls_aad[plen-1] = inp_len;
+ key->aux.tls_aad[plen - 2] = inp_len >> 8;
+ key->aux.tls_aad[plen - 1] = inp_len;
/* calculate HMAC */
key->md = key->head;
- SHA1_Update(&key->md,key->aux.tls_aad,plen);
+ SHA1_Update(&key->md, key->aux.tls_aad, plen);
#if 1
len -= SHA_DIGEST_LENGTH; /* amend mac */
- if (len>=(256+SHA_CBLOCK)) {
- j = (len-(256+SHA_CBLOCK))&(0-SHA_CBLOCK);
- j += SHA_CBLOCK-key->md.num;
- SHA1_Update(&key->md,out,j);
+ if (len >= (256 + SHA_CBLOCK)) {
+ j = (len - (256 + SHA_CBLOCK)) &
+ (0 - SHA_CBLOCK);
+ j += SHA_CBLOCK - key->md.num;
+ SHA1_Update(&key->md, out, j);
out += j;
len -= j;
inp_len -= j;
}
/* but pretend as if we hashed padded payload */
- bitlen = key->md.Nl+(inp_len<<3); /* at most 18 bits */
+ bitlen = key->md.Nl + (inp_len << 3); /* at most 18 bits */
#ifdef BSWAP
bitlen = BSWAP(bitlen);
#else
mac.c[0] = 0;
- mac.c[1] = (unsigned char)(bitlen>>16);
- mac.c[2] = (unsigned char)(bitlen>>8);
+ mac.c[1] = (unsigned char)(bitlen >> 16);
+ mac.c[2] = (unsigned char)(bitlen >> 8);
mac.c[3] = (unsigned char)bitlen;
bitlen = mac.u[0];
#endif
- pmac->u[0]=0;
- pmac->u[1]=0;
- pmac->u[2]=0;
- pmac->u[3]=0;
- pmac->u[4]=0;
+ pmac->u[0] = 0;
+ pmac->u[1] = 0;
+ pmac->u[2] = 0;
+ pmac->u[3] = 0;
+ pmac->u[4] = 0;
- for (res=key->md.num, j=0;j<len;j++) {
+ for (res = key->md.num, j = 0; j < len; j++) {
size_t c = out[j];
- mask = (j-inp_len)>>(sizeof(j)*8-8);
+ mask = (j - inp_len) >> (sizeof(j) * 8 - 8);
c &= mask;
- c |= 0x80&~mask&~((inp_len-j)>>(sizeof(j)*8-8));
- data->c[res++]=(unsigned char)c;
+ c |= 0x80 & ~mask &
+ ~((inp_len - j) >> (sizeof(j) * 8 - 8));
+ data->c[res++] = (unsigned char)c;
- if (res!=SHA_CBLOCK) continue;
+ if (res != SHA_CBLOCK)
+ continue;
/* j is not incremented yet */
- mask = 0-((inp_len+7-j)>>(sizeof(j)*8-1));
- data->u[SHA_LBLOCK-1] |= bitlen&mask;
- sha1_block_data_order(&key->md,data,1);
- mask &= 0-((j-inp_len-72)>>(sizeof(j)*8-1));
+ mask = 0 - ((inp_len + 7 - j) >>
+ (sizeof(j) * 8 - 1));
+ data->u[SHA_LBLOCK - 1] |= bitlen&mask;
+ sha1_block_data_order(&key->md, data, 1);
+ mask &= 0 - ((j - inp_len - 72) >>
+ (sizeof(j) * 8 - 1));
pmac->u[0] |= key->md.h0 & mask;
pmac->u[1] |= key->md.h1 & mask;
pmac->u[2] |= key->md.h2 & mask;
pmac->u[3] |= key->md.h3 & mask;
pmac->u[4] |= key->md.h4 & mask;
- res=0;
+ res = 0;
}
- for(i=res;i<SHA_CBLOCK;i++,j++) data->c[i]=0;
+ for (i = res; i < SHA_CBLOCK; i++, j++)
+ data->c[i] = 0;
- if (res>SHA_CBLOCK-8) {
- mask = 0-((inp_len+8-j)>>(sizeof(j)*8-1));
- data->u[SHA_LBLOCK-1] |= bitlen&mask;
- sha1_block_data_order(&key->md,data,1);
- mask &= 0-((j-inp_len-73)>>(sizeof(j)*8-1));
+ if (res > SHA_CBLOCK - 8) {
+ mask = 0 - ((inp_len + 8 - j) >>
+ (sizeof(j) * 8 - 1));
+ data->u[SHA_LBLOCK - 1] |= bitlen & mask;
+ sha1_block_data_order(&key->md, data, 1);
+ mask &= 0 - ((j - inp_len - 73) >>
+ (sizeof(j) * 8 - 1));
pmac->u[0] |= key->md.h0 & mask;
pmac->u[1] |= key->md.h1 & mask;
pmac->u[2] |= key->md.h2 & mask;
pmac->u[3] |= key->md.h3 & mask;
pmac->u[4] |= key->md.h4 & mask;
- memset(data,0,SHA_CBLOCK);
- j+=64;
+ memset(data, 0, SHA_CBLOCK);
+ j += 64;
}
- data->u[SHA_LBLOCK-1] = bitlen;
- sha1_block_data_order(&key->md,data,1);
- mask = 0-((j-inp_len-73)>>(sizeof(j)*8-1));
+ data->u[SHA_LBLOCK - 1] = bitlen;
+ sha1_block_data_order(&key->md, data, 1);
+ mask = 0 - ((j - inp_len - 73) >> (sizeof(j) * 8 - 1));
pmac->u[0] |= key->md.h0 & mask;
pmac->u[1] |= key->md.h1 & mask;
pmac->u[2] |= key->md.h2 & mask;
pmac->u[3] = BSWAP(pmac->u[3]);
pmac->u[4] = BSWAP(pmac->u[4]);
#else
- for (i=0;i<5;i++) {
+ for (i = 0; i < 5; i++) {
res = pmac->u[i];
- pmac->c[4*i+0]=(unsigned char)(res>>24);
- pmac->c[4*i+1]=(unsigned char)(res>>16);
- pmac->c[4*i+2]=(unsigned char)(res>>8);
- pmac->c[4*i+3]=(unsigned char)res;
+ pmac->c[4 * i + 0] = (unsigned char)(res >> 24);
+ pmac->c[4 * i + 1] = (unsigned char)(res >> 16);
+ pmac->c[4 * i + 2] = (unsigned char)(res >> 8);
+ pmac->c[4 * i + 3] = (unsigned char)res;
}
#endif
len += SHA_DIGEST_LENGTH;
#else
- SHA1_Update(&key->md,out,inp_len);
+ SHA1_Update(&key->md, out, inp_len);
res = key->md.num;
- SHA1_Final(pmac->c,&key->md);
+ SHA1_Final(pmac->c, &key->md);
{
- unsigned int inp_blocks, pad_blocks;
-
- /* but pretend as if we hashed padded payload */
- inp_blocks = 1+((SHA_CBLOCK-9-res)>>(sizeof(res)*8-1));
- res += (unsigned int)(len-inp_len);
- pad_blocks = res / SHA_CBLOCK;
- res %= SHA_CBLOCK;
- pad_blocks += 1+((SHA_CBLOCK-9-res)>>(sizeof(res)*8-1));
- for (;inp_blocks<pad_blocks;inp_blocks++)
- sha1_block_data_order(&key->md,data,1);
+ unsigned int inp_blocks, pad_blocks;
+
+ /* but pretend as if we hashed padded payload */
+ inp_blocks = 1 + ((SHA_CBLOCK - 9 - res) >>
+ (sizeof(res) * 8 - 1));
+ res += (unsigned int)(len - inp_len);
+ pad_blocks = res / SHA_CBLOCK;
+ res %= SHA_CBLOCK;
+ pad_blocks += 1 + ((SHA_CBLOCK - 9 - res) >>
+ (sizeof(res) * 8 - 1));
+ for (; inp_blocks < pad_blocks; inp_blocks++)
+ sha1_block_data_order(&key->md,
+ data, 1);
}
#endif
key->md = key->tail;
- SHA1_Update(&key->md,pmac->c,SHA_DIGEST_LENGTH);
- SHA1_Final(pmac->c,&key->md);
+ SHA1_Update(&key->md, pmac->c, SHA_DIGEST_LENGTH);
+ SHA1_Final(pmac->c, &key->md);
/* verify HMAC */
out += inp_len;
len -= inp_len;
#if 1
{
- unsigned char *p = out+len-1-maxpad-SHA_DIGEST_LENGTH;
- size_t off = out-p;
- unsigned int c, cmask;
-
- maxpad += SHA_DIGEST_LENGTH;
- for (res=0,i=0,j=0;j<maxpad;j++) {
- c = p[j];
- cmask = ((int)(j-off-SHA_DIGEST_LENGTH))>>(sizeof(int)*8-1);
- res |= (c^pad)&~cmask; /* ... and padding */
- cmask &= ((int)(off-1-j))>>(sizeof(int)*8-1);
- res |= (c^pmac->c[i])&cmask;
- i += 1&cmask;
- }
- maxpad -= SHA_DIGEST_LENGTH;
-
- res = 0-((0-res)>>(sizeof(res)*8-1));
- ret &= (int)~res;
+ unsigned char *p =
+ out + len - 1 - maxpad - SHA_DIGEST_LENGTH;
+ size_t off = out - p;
+ unsigned int c, cmask;
+
+ maxpad += SHA_DIGEST_LENGTH;
+ for (res = 0, i = 0, j = 0; j < maxpad; j++) {
+ c = p[j];
+ cmask = ((int)(j - off -
+ SHA_DIGEST_LENGTH)) >>
+ (sizeof(int) * 8 - 1);
+ res |= (c ^ pad) & ~cmask; /* ... and padding */
+ cmask &= ((int)(off - 1 - j)) >>
+ (sizeof(int) * 8 - 1);
+ res |= (c ^ pmac->c[i]) & cmask;
+ i += 1 & cmask;
+ }
+ maxpad -= SHA_DIGEST_LENGTH;
+
+ res = 0 - ((0 - res) >> (sizeof(res) * 8 - 1));
+ ret &= (int)~res;
}
#else
- for (res=0,i=0;i<SHA_DIGEST_LENGTH;i++)
- res |= out[i]^pmac->c[i];
- res = 0-((0-res)>>(sizeof(res)*8-1));
+ for (res = 0, i = 0; i < SHA_DIGEST_LENGTH; i++)
+ res |= out[i] ^ pmac->c[i];
+ res = 0 - ((0 - res) >> (sizeof(res) * 8 - 1));
ret &= (int)~res;
/* verify padding */
- pad = (pad&~res) | (maxpad&res);
- out = out+len-1-pad;
- for (res=0,i=0;i<pad;i++)
- res |= out[i]^pad;
+ pad = (pad & ~res) | (maxpad & res);
+ out = out + len - 1 - pad;
+ for (res = 0, i = 0; i < pad; i++)
+ res |= out[i] ^ pad;
- res = (0-res)>>(sizeof(res)*8-1);
+ res = (0 - res) >> (sizeof(res) * 8 - 1);
ret &= (int)~res;
#endif
return ret;
} else {
- SHA1_Update(&key->md,out,len);
+ SHA1_Update(&key->md, out, len);
}
}
return 1;
- }
+}
-static int aesni_cbc_hmac_sha1_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr)
- {
+static int
+aesni_cbc_hmac_sha1_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr)
+{
EVP_AES_HMAC_SHA1 *key = data(ctx);
- switch (type)
- {
+ switch (type) {
case EVP_CTRL_AEAD_SET_MAC_KEY:
{
- unsigned int i;
- unsigned char hmac_key[64];
+ unsigned int i;
+ unsigned char hmac_key[64];
- memset (hmac_key,0,sizeof(hmac_key));
+ memset (hmac_key, 0, sizeof(hmac_key));
- if (arg > (int)sizeof(hmac_key)) {
- SHA1_Init(&key->head);
- SHA1_Update(&key->head,ptr,arg);
- SHA1_Final(hmac_key,&key->head);
- } else {
- memcpy(hmac_key,ptr,arg);
- }
+ if (arg > (int)sizeof(hmac_key)) {
+ SHA1_Init(&key->head);
+ SHA1_Update(&key->head, ptr, arg);
+ SHA1_Final(hmac_key, &key->head);
+ } else {
+ memcpy(hmac_key, ptr, arg);
+ }
- for (i=0;i<sizeof(hmac_key);i++)
- hmac_key[i] ^= 0x36; /* ipad */
- SHA1_Init(&key->head);
- SHA1_Update(&key->head,hmac_key,sizeof(hmac_key));
+ for (i = 0; i < sizeof(hmac_key); i++)
+ hmac_key[i] ^= 0x36; /* ipad */
+ SHA1_Init(&key->head);
+ SHA1_Update(&key->head, hmac_key, sizeof(hmac_key));
- for (i=0;i<sizeof(hmac_key);i++)
- hmac_key[i] ^= 0x36^0x5c; /* opad */
- SHA1_Init(&key->tail);
- SHA1_Update(&key->tail,hmac_key,sizeof(hmac_key));
+ for (i = 0; i < sizeof(hmac_key); i++)
+ hmac_key[i] ^= 0x36 ^ 0x5c; /* opad */
+ SHA1_Init(&key->tail);
+ SHA1_Update(&key->tail, hmac_key, sizeof(hmac_key));
- OPENSSL_cleanse(hmac_key,sizeof(hmac_key));
+ OPENSSL_cleanse(hmac_key, sizeof(hmac_key));
- return 1;
+ return 1;
}
case EVP_CTRL_AEAD_TLS1_AAD:
{
- unsigned char *p=ptr;
- unsigned int len=p[arg-2]<<8|p[arg-1];
-
- if (ctx->encrypt)
- {
- key->payload_length = len;
- if ((key->aux.tls_ver=p[arg-4]<<8|p[arg-3]) >= TLS1_1_VERSION) {
- len -= AES_BLOCK_SIZE;
- p[arg-2] = len>>8;
- p[arg-1] = len;
- }
- key->md = key->head;
- SHA1_Update(&key->md,p,arg);
-
- return (int)(((len+SHA_DIGEST_LENGTH+AES_BLOCK_SIZE)&-AES_BLOCK_SIZE)
- - len);
- }
- else
- {
- if (arg>13) arg = 13;
- memcpy(key->aux.tls_aad,ptr,arg);
- key->payload_length = arg;
-
- return SHA_DIGEST_LENGTH;
+ unsigned char *p = ptr;
+ unsigned int len = p[arg - 2] << 8 | p[arg - 1];
+
+ if (ctx->encrypt) {
+ key->payload_length = len;
+ if ((key->aux.tls_ver = p[arg - 4] << 8 |
+ p[arg - 3]) >= TLS1_1_VERSION) {
+ len -= AES_BLOCK_SIZE;
+ p[arg - 2] = len >> 8;
+ p[arg - 1] = len;
+ }
+ key->md = key->head;
+ SHA1_Update(&key->md, p, arg);
+
+ return (int)(((len + SHA_DIGEST_LENGTH +
+ AES_BLOCK_SIZE) & -AES_BLOCK_SIZE) - len);
+ } else {
+ if (arg > 13)
+ arg = 13;
+ memcpy(key->aux.tls_aad, ptr, arg);
+ key->payload_length = arg;
+
+ return SHA_DIGEST_LENGTH;
}
}
default:
return -1;
- }
}
+}
-static EVP_CIPHER aesni_128_cbc_hmac_sha1_cipher =
- {
+static EVP_CIPHER aesni_128_cbc_hmac_sha1_cipher = {
#ifdef NID_aes_128_cbc_hmac_sha1
NID_aes_128_cbc_hmac_sha1,
#else
NID_undef,
#endif
- 16,16,16,
+ 16, 16, 16,
EVP_CIPH_CBC_MODE|EVP_CIPH_FLAG_DEFAULT_ASN1|EVP_CIPH_FLAG_AEAD_CIPHER,
aesni_cbc_hmac_sha1_init_key,
aesni_cbc_hmac_sha1_cipher,
NULL,
sizeof(EVP_AES_HMAC_SHA1),
- EVP_CIPH_FLAG_DEFAULT_ASN1?NULL:EVP_CIPHER_set_asn1_iv,
- EVP_CIPH_FLAG_DEFAULT_ASN1?NULL:EVP_CIPHER_get_asn1_iv,
+ EVP_CIPH_FLAG_DEFAULT_ASN1 ? NULL : EVP_CIPHER_set_asn1_iv,
+ EVP_CIPH_FLAG_DEFAULT_ASN1 ? NULL : EVP_CIPHER_get_asn1_iv,
aesni_cbc_hmac_sha1_ctrl,
NULL
- };
+};
-static EVP_CIPHER aesni_256_cbc_hmac_sha1_cipher =
- {
+static EVP_CIPHER aesni_256_cbc_hmac_sha1_cipher = {
#ifdef NID_aes_256_cbc_hmac_sha1
NID_aes_256_cbc_hmac_sha1,
#else
NID_undef,
#endif
- 16,32,16,
+ 16, 32, 16,
EVP_CIPH_CBC_MODE|EVP_CIPH_FLAG_DEFAULT_ASN1|EVP_CIPH_FLAG_AEAD_CIPHER,
aesni_cbc_hmac_sha1_init_key,
aesni_cbc_hmac_sha1_cipher,
NULL,
sizeof(EVP_AES_HMAC_SHA1),
- EVP_CIPH_FLAG_DEFAULT_ASN1?NULL:EVP_CIPHER_set_asn1_iv,
- EVP_CIPH_FLAG_DEFAULT_ASN1?NULL:EVP_CIPHER_get_asn1_iv,
+ EVP_CIPH_FLAG_DEFAULT_ASN1 ? NULL : EVP_CIPHER_set_asn1_iv,
+ EVP_CIPH_FLAG_DEFAULT_ASN1 ? NULL : EVP_CIPHER_get_asn1_iv,
aesni_cbc_hmac_sha1_ctrl,
NULL
- };
+};
-const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha1(void)
- {
- return(OPENSSL_ia32cap_P[1]&AESNI_CAPABLE?
- &aesni_128_cbc_hmac_sha1_cipher:NULL);
- }
+const EVP_CIPHER *
+EVP_aes_128_cbc_hmac_sha1(void)
+{
+ return(OPENSSL_ia32cap_P[1] & AESNI_CAPABLE?
+ &aesni_128_cbc_hmac_sha1_cipher : NULL);
+}
-const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha1(void)
- {
- return(OPENSSL_ia32cap_P[1]&AESNI_CAPABLE?
- &aesni_256_cbc_hmac_sha1_cipher:NULL);
- }
+const EVP_CIPHER *
+EVP_aes_256_cbc_hmac_sha1(void)
+{
+ return(OPENSSL_ia32cap_P[1] & AESNI_CAPABLE?
+ &aesni_256_cbc_hmac_sha1_cipher : NULL);
+}
#else
-const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha1(void)
- {
- return NULL;
- }
-const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha1(void)
- {
+const EVP_CIPHER *
+EVP_aes_128_cbc_hmac_sha1(void)
+{
return NULL;
- }
+}
+
+const EVP_CIPHER *
+EVP_aes_256_cbc_hmac_sha1(void)
+{
+ return NULL;
+}
#endif
#endif
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
#include <openssl/blowfish.h>
static int bf_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc);
+ const unsigned char *iv, int enc);
-typedef struct
- {
+typedef struct {
BF_KEY ks;
- } EVP_BF_KEY;
+} EVP_BF_KEY;
#define data(ctx) EVP_C_DATA(EVP_BF_KEY,ctx)
IMPLEMENT_BLOCK_CIPHER(bf, ks, BF, EVP_BF_KEY, NID_bf, 8, 16, 8, 64,
- EVP_CIPH_VARIABLE_LENGTH, bf_init_key, NULL,
- EVP_CIPHER_set_asn1_iv, EVP_CIPHER_get_asn1_iv, NULL)
-
-static int bf_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
- BF_set_key(&data(ctx)->ks,EVP_CIPHER_CTX_key_length(ctx),key);
- return 1;
- }
+ EVP_CIPH_VARIABLE_LENGTH, bf_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv, EVP_CIPHER_get_asn1_iv, NULL)
+static int
+bf_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
+ BF_set_key(&data(ctx)->ks, EVP_CIPHER_CTX_key_length(ctx), key);
+ return 1;
+}
#endif
* are met:
*
* 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
+ * notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
#include "evp_locl.h"
static int camellia_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc);
+ const unsigned char *iv, int enc);
/* Camellia subkey Structure */
-typedef struct
- {
+typedef struct {
CAMELLIA_KEY ks;
- } EVP_CAMELLIA_KEY;
+} EVP_CAMELLIA_KEY;
/* Attribute operation for Camellia */
#define data(ctx) EVP_C_DATA(EVP_CAMELLIA_KEY,ctx)
IMPLEMENT_BLOCK_CIPHER(camellia_128, ks, Camellia, EVP_CAMELLIA_KEY,
- NID_camellia_128, 16, 16, 16, 128,
- 0, camellia_init_key, NULL,
- EVP_CIPHER_set_asn1_iv,
- EVP_CIPHER_get_asn1_iv,
- NULL)
+ NID_camellia_128, 16, 16, 16, 128,
+ 0, camellia_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv,
+ EVP_CIPHER_get_asn1_iv,
+ NULL)
IMPLEMENT_BLOCK_CIPHER(camellia_192, ks, Camellia, EVP_CAMELLIA_KEY,
- NID_camellia_192, 16, 24, 16, 128,
- 0, camellia_init_key, NULL,
- EVP_CIPHER_set_asn1_iv,
- EVP_CIPHER_get_asn1_iv,
- NULL)
+ NID_camellia_192, 16, 24, 16, 128,
+ 0, camellia_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv,
+ EVP_CIPHER_get_asn1_iv,
+ NULL)
IMPLEMENT_BLOCK_CIPHER(camellia_256, ks, Camellia, EVP_CAMELLIA_KEY,
- NID_camellia_256, 16, 32, 16, 128,
- 0, camellia_init_key, NULL,
- EVP_CIPHER_set_asn1_iv,
- EVP_CIPHER_get_asn1_iv,
- NULL)
+ NID_camellia_256, 16, 32, 16, 128,
+ 0, camellia_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv,
+ EVP_CIPHER_get_asn1_iv,
+ NULL)
#define IMPLEMENT_CAMELLIA_CFBR(ksize,cbits) IMPLEMENT_CFBR(camellia,Camellia,EVP_CAMELLIA_KEY,ks,ksize,cbits,16)
-IMPLEMENT_CAMELLIA_CFBR(128,1)
-IMPLEMENT_CAMELLIA_CFBR(192,1)
-IMPLEMENT_CAMELLIA_CFBR(256,1)
+IMPLEMENT_CAMELLIA_CFBR(128, 1)
+IMPLEMENT_CAMELLIA_CFBR(192, 1)
+IMPLEMENT_CAMELLIA_CFBR(256, 1)
-IMPLEMENT_CAMELLIA_CFBR(128,8)
-IMPLEMENT_CAMELLIA_CFBR(192,8)
-IMPLEMENT_CAMELLIA_CFBR(256,8)
+IMPLEMENT_CAMELLIA_CFBR(128, 8)
+IMPLEMENT_CAMELLIA_CFBR(192, 8)
+IMPLEMENT_CAMELLIA_CFBR(256, 8)
-
-/* The subkey for Camellia is generated. */
-static int camellia_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+/* The subkey for Camellia is generated. */
+static int
+camellia_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
int ret;
- ret=Camellia_set_key(key, ctx->key_len * 8, ctx->cipher_data);
+ ret = Camellia_set_key(key, ctx->key_len * 8, ctx->cipher_data);
- if(ret < 0)
- {
- EVPerr(EVP_F_CAMELLIA_INIT_KEY,EVP_R_CAMELLIA_KEY_SETUP_FAILED);
+ if (ret < 0) {
+ EVPerr(EVP_F_CAMELLIA_INIT_KEY,
+ EVP_R_CAMELLIA_KEY_SETUP_FAILED);
return 0;
- }
-
- return 1;
}
+ return 1;
+}
#endif
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
#include <openssl/cast.h>
static int cast_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv,int enc);
+ const unsigned char *iv, int enc);
-typedef struct
- {
+typedef struct {
CAST_KEY ks;
- } EVP_CAST_KEY;
+} EVP_CAST_KEY;
#define data(ctx) EVP_C_DATA(EVP_CAST_KEY,ctx)
-IMPLEMENT_BLOCK_CIPHER(cast5, ks, CAST, EVP_CAST_KEY,
- NID_cast5, 8, CAST_KEY_LENGTH, 8, 64,
- EVP_CIPH_VARIABLE_LENGTH, cast_init_key, NULL,
- EVP_CIPHER_set_asn1_iv, EVP_CIPHER_get_asn1_iv, NULL)
-
-static int cast_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
- CAST_set_key(&data(ctx)->ks,EVP_CIPHER_CTX_key_length(ctx),key);
- return 1;
- }
+IMPLEMENT_BLOCK_CIPHER(cast5, ks, CAST, EVP_CAST_KEY,
+ NID_cast5, 8, CAST_KEY_LENGTH, 8, 64,
+ EVP_CIPH_VARIABLE_LENGTH, cast_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv, EVP_CIPHER_get_asn1_iv, NULL)
+static int
+cast_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
+ CAST_set_key(&data(ctx)->ks, EVP_CIPHER_CTX_key_length(ctx), key);
+ return 1;
+}
#endif
const EVP_CIPHER *
EVP_chacha20(void)
{
- return(&chacha20_cipher);
+ return (&chacha20_cipher);
}
static int
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
#include <openssl/rand.h>
static int des_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc);
+ const unsigned char *iv, int enc);
static int des_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr);
/* Because of various casts and different names can't use IMPLEMENT_BLOCK_CIPHER */
-static int des_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
+static int
+des_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
{
BLOCK_CIPHER_ecb_loop()
- DES_ecb_encrypt((DES_cblock *)(in + i), (DES_cblock *)(out + i), ctx->cipher_data, ctx->encrypt);
+ DES_ecb_encrypt((DES_cblock *)(in + i), (DES_cblock *)(out + i),
+ ctx->cipher_data, ctx->encrypt);
return 1;
}
-static int des_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
+static int
+des_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
{
- while(inl>=EVP_MAXCHUNK)
- {
+ while (inl >= EVP_MAXCHUNK) {
DES_ofb64_encrypt(in, out, (long)EVP_MAXCHUNK, ctx->cipher_data,
- (DES_cblock *)ctx->iv, &ctx->num);
- inl-=EVP_MAXCHUNK;
- in +=EVP_MAXCHUNK;
- out+=EVP_MAXCHUNK;
- }
+ (DES_cblock *)ctx->iv, &ctx->num);
+ inl -= EVP_MAXCHUNK;
+ in += EVP_MAXCHUNK;
+ out += EVP_MAXCHUNK;
+ }
if (inl)
DES_ofb64_encrypt(in, out, (long)inl, ctx->cipher_data,
- (DES_cblock *)ctx->iv, &ctx->num);
+ (DES_cblock *)ctx->iv, &ctx->num);
return 1;
}
-static int des_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
+static int
+des_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
{
- while(inl>=EVP_MAXCHUNK)
- {
+ while (inl >= EVP_MAXCHUNK) {
DES_ncbc_encrypt(in, out, (long)EVP_MAXCHUNK, ctx->cipher_data,
- (DES_cblock *)ctx->iv, ctx->encrypt);
- inl-=EVP_MAXCHUNK;
- in +=EVP_MAXCHUNK;
- out+=EVP_MAXCHUNK;
- }
+ (DES_cblock *)ctx->iv, ctx->encrypt);
+ inl -= EVP_MAXCHUNK;
+ in += EVP_MAXCHUNK;
+ out += EVP_MAXCHUNK;
+ }
if (inl)
DES_ncbc_encrypt(in, out, (long)inl, ctx->cipher_data,
- (DES_cblock *)ctx->iv, ctx->encrypt);
+ (DES_cblock *)ctx->iv, ctx->encrypt);
return 1;
}
-static int des_cfb64_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
+static int
+des_cfb64_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
{
- while(inl>=EVP_MAXCHUNK)
- {
- DES_cfb64_encrypt(in,out, (long)EVP_MAXCHUNK, ctx->cipher_data,
- (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt);
- inl-=EVP_MAXCHUNK;
- in +=EVP_MAXCHUNK;
- out+=EVP_MAXCHUNK;
- }
+ while (inl >= EVP_MAXCHUNK) {
+ DES_cfb64_encrypt(in, out, (long)EVP_MAXCHUNK, ctx->cipher_data,
+ (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt);
+ inl -= EVP_MAXCHUNK;
+ in += EVP_MAXCHUNK;
+ out += EVP_MAXCHUNK;
+ }
if (inl)
DES_cfb64_encrypt(in, out, (long)inl, ctx->cipher_data,
- (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt);
+ (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt);
return 1;
}
/* Although we have a CFB-r implementation for DES, it doesn't pack the right
way, so wrap it here */
-static int des_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
- {
- size_t n,chunk=EVP_MAXCHUNK/8;
- unsigned char c[1],d[1];
-
- if (inl<chunk) chunk=inl;
-
- while (inl && inl>=chunk)
- {
- for(n=0 ; n < chunk*8; ++n)
- {
- c[0]=(in[n/8]&(1 << (7-n%8))) ? 0x80 : 0;
- DES_cfb_encrypt(c,d,1,1,ctx->cipher_data,(DES_cblock *)ctx->iv,
- ctx->encrypt);
- out[n/8]=(out[n/8]&~(0x80 >> (unsigned int)(n%8))) |
- ((d[0]&0x80) >> (unsigned int)(n%8));
- }
- inl-=chunk;
- in +=chunk;
- out+=chunk;
- if (inl<chunk) chunk=inl;
+static int
+des_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
+{
+ size_t n, chunk = EVP_MAXCHUNK/8;
+ unsigned char c[1], d[1];
+
+ if (inl < chunk)
+ chunk = inl;
+
+ while (inl && inl >= chunk) {
+ for (n = 0; n < chunk*8; ++n) {
+ c[0] = (in[n / 8] & (1 << (7 - n % 8))) ? 0x80 : 0;
+ DES_cfb_encrypt(c, d, 1, 1, ctx->cipher_data,
+ (DES_cblock *)ctx->iv, ctx->encrypt);
+ out[n / 8] = (out[n / 8] &
+ ~(0x80 >> (unsigned int)(n % 8))) |
+ ((d[0] & 0x80) >> (unsigned int)(n % 8));
+ }
+ inl -= chunk;
+ in += chunk;
+ out += chunk;
+ if (inl < chunk)
+ chunk = inl;
}
- return 1;
- }
-
-static int des_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
- {
- while (inl>=EVP_MAXCHUNK)
- {
- DES_cfb_encrypt(in,out,8,(long)EVP_MAXCHUNK,ctx->cipher_data,
- (DES_cblock *)ctx->iv,ctx->encrypt);
- inl-=EVP_MAXCHUNK;
- in +=EVP_MAXCHUNK;
- out+=EVP_MAXCHUNK;
+ return 1;
+}
+
+static int
+des_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
+{
+ while (inl >= EVP_MAXCHUNK) {
+ DES_cfb_encrypt(in, out, 8, (long)EVP_MAXCHUNK,
+ ctx->cipher_data, (DES_cblock *)ctx->iv, ctx->encrypt);
+ inl -= EVP_MAXCHUNK;
+ in += EVP_MAXCHUNK;
+ out += EVP_MAXCHUNK;
}
- if (inl)
- DES_cfb_encrypt(in,out,8,(long)inl,ctx->cipher_data,
- (DES_cblock *)ctx->iv,ctx->encrypt);
- return 1;
- }
+ if (inl)
+ DES_cfb_encrypt(in, out, 8,(long)inl, ctx->cipher_data,
+ (DES_cblock *)ctx->iv, ctx->encrypt);
+ return 1;
+}
BLOCK_CIPHER_defs(des, DES_key_schedule, NID_des, 8, 8, 8, 64,
- EVP_CIPH_RAND_KEY, des_init_key, NULL,
- EVP_CIPHER_set_asn1_iv,
- EVP_CIPHER_get_asn1_iv,
- des_ctrl)
-
-BLOCK_CIPHER_def_cfb(des,DES_key_schedule,NID_des,8,8,1,
- EVP_CIPH_RAND_KEY, des_init_key,NULL,
- EVP_CIPHER_set_asn1_iv,
- EVP_CIPHER_get_asn1_iv,des_ctrl)
-
-BLOCK_CIPHER_def_cfb(des,DES_key_schedule,NID_des,8,8,8,
- EVP_CIPH_RAND_KEY,des_init_key,NULL,
- EVP_CIPHER_set_asn1_iv,
- EVP_CIPHER_get_asn1_iv,des_ctrl)
-
-static int des_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+ EVP_CIPH_RAND_KEY, des_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv,
+ EVP_CIPHER_get_asn1_iv,
+ des_ctrl)
+
+BLOCK_CIPHER_def_cfb(des, DES_key_schedule, NID_des, 8,8, 1,
+ EVP_CIPH_RAND_KEY, des_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv,
+ EVP_CIPHER_get_asn1_iv, des_ctrl)
+
+BLOCK_CIPHER_def_cfb(des, DES_key_schedule, NID_des, 8,8, 8,
+ EVP_CIPH_RAND_KEY, des_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv,
+ EVP_CIPHER_get_asn1_iv, des_ctrl)
+
+static int
+des_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
DES_cblock *deskey = (DES_cblock *)key;
+
#ifdef EVP_CHECK_DES_KEY
- if(DES_set_key_checked(deskey,ctx->cipher_data) != 0)
+ if (DES_set_key_checked(deskey, ctx->cipher_data) != 0)
return 0;
#else
- DES_set_key_unchecked(deskey,ctx->cipher_data);
+ DES_set_key_unchecked(deskey, ctx->cipher_data);
#endif
return 1;
- }
+}
-static int des_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
- {
-
- switch(type)
- {
+static int
+des_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
+{
+ switch (type) {
case EVP_CTRL_RAND_KEY:
if (RAND_bytes(ptr, 8) <= 0)
return 0;
default:
return -1;
- }
}
+}
#endif
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
#ifndef OPENSSL_FIPS
static int des_ede_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv,int enc);
+ const unsigned char *iv, int enc);
static int des_ede3_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv,int enc);
+ const unsigned char *iv, int enc);
static int des3_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr);
-typedef struct
- {
+typedef struct {
DES_key_schedule ks1;/* key schedule */
DES_key_schedule ks2;/* key schedule (for ede) */
DES_key_schedule ks3;/* key schedule (for ede3) */
- } DES_EDE_KEY;
+} DES_EDE_KEY;
#define data(ctx) ((DES_EDE_KEY *)(ctx)->cipher_data)
/* Because of various casts and different args can't use IMPLEMENT_BLOCK_CIPHER */
-static int des_ede_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
+static int
+des_ede_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
{
BLOCK_CIPHER_ecb_loop()
- DES_ecb3_encrypt((const_DES_cblock *)(in + i),
- (DES_cblock *)(out + i),
- &data(ctx)->ks1, &data(ctx)->ks2,
- &data(ctx)->ks3,
- ctx->encrypt);
+ DES_ecb3_encrypt((const_DES_cblock *)(in + i), (DES_cblock *)(out + i),
+ &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, ctx->encrypt);
return 1;
}
-static int des_ede_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
+static int
+des_ede_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
{
- while (inl>=EVP_MAXCHUNK)
- {
+ while (inl >= EVP_MAXCHUNK) {
DES_ede3_ofb64_encrypt(in, out, (long)EVP_MAXCHUNK,
- &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
- (DES_cblock *)ctx->iv, &ctx->num);
- inl-=EVP_MAXCHUNK;
- in +=EVP_MAXCHUNK;
- out+=EVP_MAXCHUNK;
- }
+ &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+ (DES_cblock *)ctx->iv, &ctx->num);
+ inl -= EVP_MAXCHUNK;
+ in += EVP_MAXCHUNK;
+ out += EVP_MAXCHUNK;
+ }
if (inl)
DES_ede3_ofb64_encrypt(in, out, (long)inl,
- &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
- (DES_cblock *)ctx->iv, &ctx->num);
+ &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+ (DES_cblock *)ctx->iv, &ctx->num);
return 1;
}
-static int des_ede_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
+static int
+des_ede_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
{
#ifdef KSSL_DEBUG
{
- int i;
- char *cp;
- printf("des_ede_cbc_cipher(ctx=%lx, buflen=%d)\n", ctx, ctx->buf_len);
- printf("\t iv= ");
- for(i=0;i<8;i++)
- printf("%02X",ctx->iv[i]);
- printf("\n");
+ int i;
+ char *cp;
+ printf("des_ede_cbc_cipher(ctx=%lx, buflen=%d)\n", ctx, ctx->buf_len);
+ printf("\t iv= ");
+ for (i = 0; i < 8; i++)
+ printf("%02X",ctx->iv[i]);
+ printf("\n");
}
#endif /* KSSL_DEBUG */
- while (inl>=EVP_MAXCHUNK)
- {
+ while (inl >= EVP_MAXCHUNK) {
DES_ede3_cbc_encrypt(in, out, (long)EVP_MAXCHUNK,
- &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
- (DES_cblock *)ctx->iv, ctx->encrypt);
- inl-=EVP_MAXCHUNK;
- in +=EVP_MAXCHUNK;
- out+=EVP_MAXCHUNK;
- }
+ &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+ (DES_cblock *)ctx->iv, ctx->encrypt);
+ inl -= EVP_MAXCHUNK;
+ in += EVP_MAXCHUNK;
+ out += EVP_MAXCHUNK;
+ }
if (inl)
DES_ede3_cbc_encrypt(in, out, (long)inl,
- &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
- (DES_cblock *)ctx->iv, ctx->encrypt);
+ &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+ (DES_cblock *)ctx->iv, ctx->encrypt);
return 1;
}
-static int des_ede_cfb64_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
+static int
+des_ede_cfb64_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
{
- while (inl>=EVP_MAXCHUNK)
- {
- DES_ede3_cfb64_encrypt(in, out, (long)EVP_MAXCHUNK,
- &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
- (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt);
- inl-=EVP_MAXCHUNK;
- in +=EVP_MAXCHUNK;
- out+=EVP_MAXCHUNK;
- }
+ while (inl >= EVP_MAXCHUNK) {
+ DES_ede3_cfb64_encrypt(in, out, (long)EVP_MAXCHUNK,
+ &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+ (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt);
+ inl -= EVP_MAXCHUNK;
+ in += EVP_MAXCHUNK;
+ out += EVP_MAXCHUNK;
+ }
if (inl)
DES_ede3_cfb64_encrypt(in, out, (long)inl,
- &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
- (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt);
+ &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+ (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt);
return 1;
}
/* Although we have a CFB-r implementation for 3-DES, it doesn't pack the right
way, so wrap it here */
-static int des_ede3_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
- {
- size_t n;
- unsigned char c[1],d[1];
+static int
+des_ede3_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
+{
+ size_t n;
+ unsigned char c[1], d[1];
- for(n=0 ; n < inl ; ++n)
- {
- c[0]=(in[n/8]&(1 << (7-n%8))) ? 0x80 : 0;
- DES_ede3_cfb_encrypt(c,d,1,1,
- &data(ctx)->ks1,&data(ctx)->ks2,&data(ctx)->ks3,
- (DES_cblock *)ctx->iv,ctx->encrypt);
- out[n/8]=(out[n/8]&~(0x80 >> (unsigned int)(n%8))) |
- ((d[0]&0x80) >> (unsigned int)(n%8));
+ for (n = 0; n < inl; ++n) {
+ c[0] = (in[n/8]&(1 << (7 - n % 8))) ? 0x80 : 0;
+ DES_ede3_cfb_encrypt(c, d, 1, 1,
+ &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+ (DES_cblock *)ctx->iv, ctx->encrypt);
+ out[n / 8] = (out[n / 8] & ~(0x80 >> (unsigned int)(n % 8))) |
+ ((d[0] & 0x80) >> (unsigned int)(n % 8));
}
- return 1;
- }
+ return 1;
+}
-static int des_ede3_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
- {
- while (inl>=EVP_MAXCHUNK)
- {
- DES_ede3_cfb_encrypt(in,out,8,(long)EVP_MAXCHUNK,
- &data(ctx)->ks1,&data(ctx)->ks2,&data(ctx)->ks3,
- (DES_cblock *)ctx->iv,ctx->encrypt);
- inl-=EVP_MAXCHUNK;
- in +=EVP_MAXCHUNK;
- out+=EVP_MAXCHUNK;
+static int
+des_ede3_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
+{
+ while (inl >= EVP_MAXCHUNK) {
+ DES_ede3_cfb_encrypt(in, out, 8, (long)EVP_MAXCHUNK,
+ &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+ (DES_cblock *)ctx->iv, ctx->encrypt);
+ inl -= EVP_MAXCHUNK;
+ in += EVP_MAXCHUNK;
+ out += EVP_MAXCHUNK;
}
- if (inl)
- DES_ede3_cfb_encrypt(in,out,8,(long)inl,
- &data(ctx)->ks1,&data(ctx)->ks2,&data(ctx)->ks3,
- (DES_cblock *)ctx->iv,ctx->encrypt);
- return 1;
- }
+ if (inl)
+ DES_ede3_cfb_encrypt(in, out, 8, (long)inl,
+ &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+ (DES_cblock *)ctx->iv, ctx->encrypt);
+ return 1;
+}
BLOCK_CIPHER_defs(des_ede, DES_EDE_KEY, NID_des_ede, 8, 16, 8, 64,
- EVP_CIPH_RAND_KEY, des_ede_init_key, NULL,
- EVP_CIPHER_set_asn1_iv,
- EVP_CIPHER_get_asn1_iv,
- des3_ctrl)
+ EVP_CIPH_RAND_KEY, des_ede_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv,
+ EVP_CIPHER_get_asn1_iv,
+ des3_ctrl)
#define des_ede3_cfb64_cipher des_ede_cfb64_cipher
#define des_ede3_ofb_cipher des_ede_ofb_cipher
#define des_ede3_ecb_cipher des_ede_ecb_cipher
BLOCK_CIPHER_defs(des_ede3, DES_EDE_KEY, NID_des_ede3, 8, 24, 8, 64,
- EVP_CIPH_RAND_KEY, des_ede3_init_key, NULL,
- EVP_CIPHER_set_asn1_iv,
- EVP_CIPHER_get_asn1_iv,
- des3_ctrl)
-
-BLOCK_CIPHER_def_cfb(des_ede3,DES_EDE_KEY,NID_des_ede3,24,8,1,
- EVP_CIPH_RAND_KEY, des_ede3_init_key,NULL,
- EVP_CIPHER_set_asn1_iv,
- EVP_CIPHER_get_asn1_iv,
- des3_ctrl)
-
-BLOCK_CIPHER_def_cfb(des_ede3,DES_EDE_KEY,NID_des_ede3,24,8,8,
- EVP_CIPH_RAND_KEY, des_ede3_init_key,NULL,
- EVP_CIPHER_set_asn1_iv,
- EVP_CIPHER_get_asn1_iv,
- des3_ctrl)
+ EVP_CIPH_RAND_KEY, des_ede3_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv,
+ EVP_CIPHER_get_asn1_iv,
+ des3_ctrl)
-static int des_ede_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+BLOCK_CIPHER_def_cfb(des_ede3, DES_EDE_KEY, NID_des_ede3, 24, 8, 1,
+ EVP_CIPH_RAND_KEY, des_ede3_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv,
+ EVP_CIPHER_get_asn1_iv,
+ des3_ctrl)
+
+BLOCK_CIPHER_def_cfb(des_ede3, DES_EDE_KEY, NID_des_ede3, 24, 8, 8,
+ EVP_CIPH_RAND_KEY, des_ede3_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv,
+ EVP_CIPHER_get_asn1_iv,
+ des3_ctrl)
+
+static int
+des_ede_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
DES_cblock *deskey = (DES_cblock *)key;
+
#ifdef EVP_CHECK_DES_KEY
- if (DES_set_key_checked(&deskey[0],&data(ctx)->ks1)
- !! DES_set_key_checked(&deskey[1],&data(ctx)->ks2))
+ if (DES_set_key_checked(&deskey[0], &data(ctx)->ks1)
+ !! DES_set_key_checked(&deskey[1], &data(ctx)->ks2))
return 0;
#else
- DES_set_key_unchecked(&deskey[0],&data(ctx)->ks1);
- DES_set_key_unchecked(&deskey[1],&data(ctx)->ks2);
+ DES_set_key_unchecked(&deskey[0], &data(ctx)->ks1);
+ DES_set_key_unchecked(&deskey[1], &data(ctx)->ks2);
#endif
- memcpy(&data(ctx)->ks3,&data(ctx)->ks1,
- sizeof(data(ctx)->ks1));
+ memcpy(&data(ctx)->ks3, &data(ctx)->ks1,
+ sizeof(data(ctx)->ks1));
return 1;
- }
+}
-static int des_ede3_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+static int
+des_ede3_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
DES_cblock *deskey = (DES_cblock *)key;
+
#ifdef KSSL_DEBUG
{
- int i;
- printf("des_ede3_init_key(ctx=%lx)\n", ctx);
- printf("\tKEY= ");
- for(i=0;i<24;i++) printf("%02X",key[i]); printf("\n");
- printf("\t IV= ");
- for(i=0;i<8;i++) printf("%02X",iv[i]); printf("\n");
+ int i;
+ printf("des_ede3_init_key(ctx=%lx)\n", ctx);
+ printf("\tKEY= ");
+ for(i=0;i<24;i++) printf("%02X",key[i]); printf("\n");
+ printf("\t IV= ");
+ for(i=0;i<8;i++) printf("%02X",iv[i]); printf("\n");
}
#endif /* KSSL_DEBUG */
#ifdef EVP_CHECK_DES_KEY
- if (DES_set_key_checked(&deskey[0],&data(ctx)->ks1)
- || DES_set_key_checked(&deskey[1],&data(ctx)->ks2)
- || DES_set_key_checked(&deskey[2],&data(ctx)->ks3))
- return 0;
+ if (DES_set_key_checked(&deskey[0], &data(ctx)->ks1) ||
+ DES_set_key_checked(&deskey[1], &data(ctx)->ks2) ||
+ DES_set_key_checked(&deskey[2], &data(ctx)->ks3))
+ return 0;
#else
- DES_set_key_unchecked(&deskey[0],&data(ctx)->ks1);
- DES_set_key_unchecked(&deskey[1],&data(ctx)->ks2);
- DES_set_key_unchecked(&deskey[2],&data(ctx)->ks3);
+ DES_set_key_unchecked(&deskey[0], &data(ctx)->ks1);
+ DES_set_key_unchecked(&deskey[1], &data(ctx)->ks2);
+ DES_set_key_unchecked(&deskey[2], &data(ctx)->ks3);
#endif
return 1;
- }
-
-static int des3_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
- {
+}
+static int
+des3_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
+{
DES_cblock *deskey = ptr;
- switch(type)
- {
+ switch (type) {
case EVP_CTRL_RAND_KEY:
if (RAND_bytes(ptr, c->key_len) <= 0)
return 0;
default:
return -1;
- }
}
+}
-const EVP_CIPHER *EVP_des_ede(void)
+const EVP_CIPHER *
+EVP_des_ede(void)
{
return &des_ede_ecb;
}
-const EVP_CIPHER *EVP_des_ede3(void)
+const EVP_CIPHER *
+EVP_des_ede3(void)
{
return &des_ede3_ecb;
}
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
#include <openssl/idea.h>
static int idea_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv,int enc);
+ const unsigned char *iv, int enc);
/* NB idea_ecb_encrypt doesn't take an 'encrypt' argument so we treat it as a special
- * case
+ * case
*/
-static int idea_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
+static int
+idea_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
{
BLOCK_CIPHER_ecb_loop()
- idea_ecb_encrypt(in + i, out + i, ctx->cipher_data);
+ idea_ecb_encrypt(in + i, out + i, ctx->cipher_data);
return 1;
}
/* Can't use IMPLEMENT_BLOCK_CIPHER because idea_ecb_encrypt is different */
-typedef struct
- {
+typedef struct {
IDEA_KEY_SCHEDULE ks;
- } EVP_IDEA_KEY;
+} EVP_IDEA_KEY;
BLOCK_CIPHER_func_cbc(idea, idea, EVP_IDEA_KEY, ks)
BLOCK_CIPHER_func_ofb(idea, idea, 64, EVP_IDEA_KEY, ks)
BLOCK_CIPHER_func_cfb(idea, idea, 64, EVP_IDEA_KEY, ks)
BLOCK_CIPHER_defs(idea, IDEA_KEY_SCHEDULE, NID_idea, 8, 16, 8, 64,
- 0, idea_init_key, NULL,
- EVP_CIPHER_set_asn1_iv, EVP_CIPHER_get_asn1_iv, NULL)
+ 0, idea_init_key, NULL,
+ EVP_CIPHER_set_asn1_iv, EVP_CIPHER_get_asn1_iv, NULL)
-static int idea_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
- if(!enc) {
- if (EVP_CIPHER_CTX_mode(ctx) == EVP_CIPH_OFB_MODE) enc = 1;
- else if (EVP_CIPHER_CTX_mode(ctx) == EVP_CIPH_CFB_MODE) enc = 1;
+static int
+idea_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
+ if (!enc) {
+ if (EVP_CIPHER_CTX_mode(ctx) == EVP_CIPH_OFB_MODE)
+ enc = 1;
+ else if (EVP_CIPHER_CTX_mode(ctx) == EVP_CIPH_CFB_MODE)
+ enc = 1;
}
- if (enc) idea_set_encrypt_key(key,ctx->cipher_data);
- else
- {
+ if (enc)
+ idea_set_encrypt_key(key, ctx->cipher_data);
+ else {
IDEA_KEY_SCHEDULE tmp;
- idea_set_encrypt_key(key,&tmp);
- idea_set_decrypt_key(&tmp,ctx->cipher_data);
+ idea_set_encrypt_key(key, &tmp);
+ idea_set_decrypt_key(&tmp, ctx->cipher_data);
OPENSSL_cleanse((unsigned char *)&tmp,
- sizeof(IDEA_KEY_SCHEDULE));
- }
- return 1;
+ sizeof(IDEA_KEY_SCHEDULE));
}
+ return 1;
+}
#endif
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
#include <openssl/objects.h>
static int null_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv,int enc);
+ const unsigned char *iv, int enc);
static int null_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl);
-static const EVP_CIPHER n_cipher=
- {
+ const unsigned char *in, size_t inl);
+
+static const EVP_CIPHER n_cipher = {
NID_undef,
- 1,0,0,
+ 1, 0, 0,
0,
null_init_key,
null_cipher,
NULL,
NULL,
NULL
- };
+};
-const EVP_CIPHER *EVP_enc_null(void)
- {
- return(&n_cipher);
- }
+const EVP_CIPHER *
+EVP_enc_null(void)
+{
+ return (&n_cipher);
+}
-static int null_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+static int
+null_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
/* memset(&(ctx->c),0,sizeof(ctx->c));*/
return 1;
- }
+}
-static int null_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
- {
+static int
+null_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
+{
if (in != out)
- memcpy((char *)out,(const char *)in,inl);
+ memcpy((char *)out, (const char *)in, inl);
return 1;
- }
+}
* are met:
*
* 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
+ * notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
#ifndef OPENSSL_NO_BF
#undef EVP_bf_cfb
const EVP_CIPHER *EVP_bf_cfb(void);
-const EVP_CIPHER *EVP_bf_cfb(void) { return EVP_bf_cfb64(); }
+const EVP_CIPHER *EVP_bf_cfb(void)
+{
+ return EVP_bf_cfb64();
+}
#endif
#ifndef OPENSSL_NO_DES
#undef EVP_des_cfb
const EVP_CIPHER *EVP_des_cfb(void);
-const EVP_CIPHER *EVP_des_cfb(void) { return EVP_des_cfb64(); }
+const EVP_CIPHER *EVP_des_cfb(void)
+{
+ return EVP_des_cfb64();
+}
#undef EVP_des_ede3_cfb
const EVP_CIPHER *EVP_des_ede3_cfb(void);
-const EVP_CIPHER *EVP_des_ede3_cfb(void) { return EVP_des_ede3_cfb64(); }
+const EVP_CIPHER *EVP_des_ede3_cfb(void)
+{
+ return EVP_des_ede3_cfb64();
+}
#undef EVP_des_ede_cfb
const EVP_CIPHER *EVP_des_ede_cfb(void);
-const EVP_CIPHER *EVP_des_ede_cfb(void) { return EVP_des_ede_cfb64(); }
+const EVP_CIPHER *EVP_des_ede_cfb(void)
+{
+ return EVP_des_ede_cfb64();
+}
#endif
#ifndef OPENSSL_NO_IDEA
#undef EVP_idea_cfb
const EVP_CIPHER *EVP_idea_cfb(void);
-const EVP_CIPHER *EVP_idea_cfb(void) { return EVP_idea_cfb64(); }
+const EVP_CIPHER *EVP_idea_cfb(void)
+{
+ return EVP_idea_cfb64();
+}
#endif
#ifndef OPENSSL_NO_RC2
#undef EVP_rc2_cfb
const EVP_CIPHER *EVP_rc2_cfb(void);
-const EVP_CIPHER *EVP_rc2_cfb(void) { return EVP_rc2_cfb64(); }
+const EVP_CIPHER *EVP_rc2_cfb(void)
+{
+ return EVP_rc2_cfb64();
+}
#endif
#ifndef OPENSSL_NO_CAST
#undef EVP_cast5_cfb
const EVP_CIPHER *EVP_cast5_cfb(void);
-const EVP_CIPHER *EVP_cast5_cfb(void) { return EVP_cast5_cfb64(); }
+const EVP_CIPHER *EVP_cast5_cfb(void)
+{
+ return EVP_cast5_cfb64();
+}
#endif
#ifndef OPENSSL_NO_RC5
#undef EVP_rc5_32_12_16_cfb
const EVP_CIPHER *EVP_rc5_32_12_16_cfb(void);
-const EVP_CIPHER *EVP_rc5_32_12_16_cfb(void) { return EVP_rc5_32_12_16_cfb64(); }
+const EVP_CIPHER *EVP_rc5_32_12_16_cfb(void)
+{
+ return EVP_rc5_32_12_16_cfb64();
+}
#endif
#ifndef OPENSSL_NO_AES
#undef EVP_aes_128_cfb
const EVP_CIPHER *EVP_aes_128_cfb(void);
-const EVP_CIPHER *EVP_aes_128_cfb(void) { return EVP_aes_128_cfb128(); }
+const EVP_CIPHER *EVP_aes_128_cfb(void)
+{
+ return EVP_aes_128_cfb128();
+}
#undef EVP_aes_192_cfb
const EVP_CIPHER *EVP_aes_192_cfb(void);
-const EVP_CIPHER *EVP_aes_192_cfb(void) { return EVP_aes_192_cfb128(); }
+const EVP_CIPHER *EVP_aes_192_cfb(void)
+{
+ return EVP_aes_192_cfb128();
+}
#undef EVP_aes_256_cfb
const EVP_CIPHER *EVP_aes_256_cfb(void);
-const EVP_CIPHER *EVP_aes_256_cfb(void) { return EVP_aes_256_cfb128(); }
+const EVP_CIPHER *EVP_aes_256_cfb(void)
+{
+ return EVP_aes_256_cfb128();
+}
#endif
#endif
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
#include <openssl/rc2.h>
static int rc2_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv,int enc);
+ const unsigned char *iv, int enc);
static int rc2_meth_to_magic(EVP_CIPHER_CTX *ctx);
static int rc2_magic_to_meth(int i);
static int rc2_set_asn1_type_and_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
static int rc2_get_asn1_type_and_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
static int rc2_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr);
-typedef struct
- {
+typedef struct {
int key_bits; /* effective key bits */
RC2_KEY ks; /* key schedule */
- } EVP_RC2_KEY;
+} EVP_RC2_KEY;
#define data(ctx) ((EVP_RC2_KEY *)(ctx)->cipher_data)
IMPLEMENT_BLOCK_CIPHER(rc2, ks, RC2, EVP_RC2_KEY, NID_rc2,
- 8,
- RC2_KEY_LENGTH, 8, 64,
- EVP_CIPH_VARIABLE_LENGTH | EVP_CIPH_CTRL_INIT,
- rc2_init_key, NULL,
- rc2_set_asn1_type_and_iv, rc2_get_asn1_type_and_iv,
- rc2_ctrl)
+ 8,
+ RC2_KEY_LENGTH, 8, 64,
+ EVP_CIPH_VARIABLE_LENGTH | EVP_CIPH_CTRL_INIT,
+ rc2_init_key, NULL,
+ rc2_set_asn1_type_and_iv, rc2_get_asn1_type_and_iv,
+ rc2_ctrl)
#define RC2_40_MAGIC 0xa0
#define RC2_64_MAGIC 0x78
#define RC2_128_MAGIC 0x3a
-static const EVP_CIPHER r2_64_cbc_cipher=
- {
+static const EVP_CIPHER r2_64_cbc_cipher = {
NID_rc2_64_cbc,
- 8,8 /* 64 bit */,8,
+ 8, 8 /* 64 bit */, 8,
EVP_CIPH_CBC_MODE | EVP_CIPH_VARIABLE_LENGTH | EVP_CIPH_CTRL_INIT,
rc2_init_key,
rc2_cbc_cipher,
rc2_get_asn1_type_and_iv,
rc2_ctrl,
NULL
- };
+};
-static const EVP_CIPHER r2_40_cbc_cipher=
- {
+static const EVP_CIPHER r2_40_cbc_cipher = {
NID_rc2_40_cbc,
- 8,5 /* 40 bit */,8,
+ 8, 5 /* 40 bit */, 8,
EVP_CIPH_CBC_MODE | EVP_CIPH_VARIABLE_LENGTH | EVP_CIPH_CTRL_INIT,
rc2_init_key,
rc2_cbc_cipher,
rc2_get_asn1_type_and_iv,
rc2_ctrl,
NULL
- };
-
-const EVP_CIPHER *EVP_rc2_64_cbc(void)
- {
- return(&r2_64_cbc_cipher);
- }
-
-const EVP_CIPHER *EVP_rc2_40_cbc(void)
- {
- return(&r2_40_cbc_cipher);
- }
-
-static int rc2_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
- RC2_set_key(&data(ctx)->ks,EVP_CIPHER_CTX_key_length(ctx),
- key,data(ctx)->key_bits);
+};
+
+const EVP_CIPHER *
+EVP_rc2_64_cbc(void)
+{
+ return (&r2_64_cbc_cipher);
+}
+
+const EVP_CIPHER *
+EVP_rc2_40_cbc(void)
+{
+ return (&r2_40_cbc_cipher);
+}
+
+static int
+rc2_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
+ RC2_set_key(&data(ctx)->ks, EVP_CIPHER_CTX_key_length(ctx),
+ key, data(ctx)->key_bits);
return 1;
- }
+}
-static int rc2_meth_to_magic(EVP_CIPHER_CTX *e)
- {
+static int
+rc2_meth_to_magic(EVP_CIPHER_CTX *e)
+{
int i;
EVP_CIPHER_CTX_ctrl(e, EVP_CTRL_GET_RC2_KEY_BITS, 0, &i);
- if (i == 128) return(RC2_128_MAGIC);
- else if (i == 64) return(RC2_64_MAGIC);
- else if (i == 40) return(RC2_40_MAGIC);
- else return(0);
- }
-
-static int rc2_magic_to_meth(int i)
- {
- if (i == RC2_128_MAGIC) return 128;
- else if (i == RC2_64_MAGIC) return 64;
- else if (i == RC2_40_MAGIC) return 40;
+ if (i == 128)
+ return (RC2_128_MAGIC);
+ else if (i == 64)
+ return (RC2_64_MAGIC);
+ else if (i == 40)
+ return (RC2_40_MAGIC);
else
- {
- EVPerr(EVP_F_RC2_MAGIC_TO_METH,EVP_R_UNSUPPORTED_KEY_SIZE);
- return(0);
- }
+ return (0);
+}
+
+static int
+rc2_magic_to_meth(int i)
+{
+ if (i == RC2_128_MAGIC)
+ return 128;
+ else if (i == RC2_64_MAGIC)
+ return 64;
+ else if (i == RC2_40_MAGIC)
+ return 40;
+ else {
+ EVPerr(EVP_F_RC2_MAGIC_TO_METH, EVP_R_UNSUPPORTED_KEY_SIZE);
+ return (0);
}
+}
-static int rc2_get_asn1_type_and_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type)
- {
- long num=0;
- int i=0;
+static int
+rc2_get_asn1_type_and_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type)
+{
+ long num = 0;
+ int i = 0;
int key_bits;
unsigned int l;
unsigned char iv[EVP_MAX_IV_LENGTH];
- if (type != NULL)
- {
- l=EVP_CIPHER_CTX_iv_length(c);
+ if (type != NULL) {
+ l = EVP_CIPHER_CTX_iv_length(c);
OPENSSL_assert(l <= sizeof(iv));
- i=ASN1_TYPE_get_int_octetstring(type,&num,iv,l);
+ i = ASN1_TYPE_get_int_octetstring(type, &num, iv, l);
if (i != (int)l)
- return(-1);
- key_bits =rc2_magic_to_meth((int)num);
+ return (-1);
+ key_bits = rc2_magic_to_meth((int)num);
if (!key_bits)
- return(-1);
- if(i > 0 && !EVP_CipherInit_ex(c, NULL, NULL, NULL, iv, -1))
+ return (-1);
+ if (i > 0 && !EVP_CipherInit_ex(c, NULL, NULL, NULL, iv, -1))
return -1;
- EVP_CIPHER_CTX_ctrl(c, EVP_CTRL_SET_RC2_KEY_BITS, key_bits, NULL);
+ EVP_CIPHER_CTX_ctrl(c, EVP_CTRL_SET_RC2_KEY_BITS,
+ key_bits, NULL);
EVP_CIPHER_CTX_set_key_length(c, key_bits / 8);
- }
- return(i);
}
+ return (i);
+}
-static int rc2_set_asn1_type_and_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type)
- {
+static int
+rc2_set_asn1_type_and_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type)
+{
long num;
- int i=0,j;
+ int i = 0, j;
- if (type != NULL)
- {
- num=rc2_meth_to_magic(c);
- j=EVP_CIPHER_CTX_iv_length(c);
- i=ASN1_TYPE_set_int_octetstring(type,num,c->oiv,j);
- }
- return(i);
+ if (type != NULL) {
+ num = rc2_meth_to_magic(c);
+ j = EVP_CIPHER_CTX_iv_length(c);
+ i = ASN1_TYPE_set_int_octetstring(type, num, c->oiv, j);
}
+ return (i);
+}
-static int rc2_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
- {
- switch(type)
- {
+static int
+rc2_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
+{
+ switch (type) {
case EVP_CTRL_INIT:
data(c)->key_bits = EVP_CIPHER_CTX_key_length(c) * 8;
return 1;
case EVP_CTRL_GET_RC2_KEY_BITS:
*(int *)ptr = data(c)->key_bits;
return 1;
-
+
case EVP_CTRL_SET_RC2_KEY_BITS:
- if(arg > 0)
- {
+ if (arg > 0) {
data(c)->key_bits = arg;
return 1;
- }
+ }
return 0;
+
#ifdef PBE_PRF_TEST
case EVP_CTRL_PBE_PRF_NID:
*(int *)ptr = NID_hmacWithMD5;
default:
return -1;
- }
}
+}
#endif
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
/* FIXME: surely this is available elsewhere? */
#define EVP_RC4_KEY_SIZE 16
-typedef struct
- {
+typedef struct {
RC4_KEY ks; /* working key */
- } EVP_RC4_KEY;
+} EVP_RC4_KEY;
#define data(ctx) ((EVP_RC4_KEY *)(ctx)->cipher_data)
static int rc4_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv,int enc);
+ const unsigned char *iv, int enc);
static int rc4_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl);
-static const EVP_CIPHER r4_cipher=
- {
+ const unsigned char *in, size_t inl);
+
+static const EVP_CIPHER r4_cipher = {
NID_rc4,
- 1,EVP_RC4_KEY_SIZE,0,
+ 1, EVP_RC4_KEY_SIZE, 0,
EVP_CIPH_VARIABLE_LENGTH,
rc4_init_key,
rc4_cipher,
NULL,
NULL,
NULL
- };
+};
-static const EVP_CIPHER r4_40_cipher=
- {
+static const EVP_CIPHER r4_40_cipher = {
NID_rc4_40,
- 1,5 /* 40 bit */,0,
+ 1, 5 /* 40 bit */, 0,
EVP_CIPH_VARIABLE_LENGTH,
rc4_init_key,
rc4_cipher,
NULL,
sizeof(EVP_RC4_KEY),
- NULL,
+ NULL,
NULL,
NULL,
NULL
- };
+};
-const EVP_CIPHER *EVP_rc4(void)
- {
- return(&r4_cipher);
- }
+const EVP_CIPHER *
+EVP_rc4(void)
+{
+ return (&r4_cipher);
+}
-const EVP_CIPHER *EVP_rc4_40(void)
- {
- return(&r4_40_cipher);
- }
+const EVP_CIPHER *
+EVP_rc4_40(void)
+{
+ return (&r4_40_cipher);
+}
-static int rc4_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
- RC4_set_key(&data(ctx)->ks,EVP_CIPHER_CTX_key_length(ctx),
- key);
+static int
+rc4_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
+ RC4_set_key(&data(ctx)->ks, EVP_CIPHER_CTX_key_length(ctx), key);
return 1;
- }
+}
-static int rc4_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
- {
- RC4(&data(ctx)->ks,inl,in,out);
+static int
+rc4_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
+{
+ RC4(&data(ctx)->ks, inl, in, out);
return 1;
- }
+}
#endif
/* FIXME: surely this is available elsewhere? */
#define EVP_RC4_KEY_SIZE 16
-typedef struct
- {
- RC4_KEY ks;
- MD5_CTX head,tail,md;
- size_t payload_length;
- } EVP_RC4_HMAC_MD5;
+typedef struct {
+ RC4_KEY ks;
+ MD5_CTX head, tail, md;
+ size_t payload_length;
+} EVP_RC4_HMAC_MD5;
#define NO_PAYLOAD_LENGTH ((size_t)-1)
void rc4_md5_enc (RC4_KEY *key, const void *in0, void *out,
- MD5_CTX *ctx,const void *inp,size_t blocks);
+ MD5_CTX *ctx, const void *inp, size_t blocks);
#define data(ctx) ((EVP_RC4_HMAC_MD5 *)(ctx)->cipher_data)
-static int rc4_hmac_md5_init_key(EVP_CIPHER_CTX *ctx,
- const unsigned char *inkey,
- const unsigned char *iv, int enc)
- {
+static int
+rc4_hmac_md5_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *inkey,
+ const unsigned char *iv, int enc)
+{
EVP_RC4_HMAC_MD5 *key = data(ctx);
- RC4_set_key(&key->ks,EVP_CIPHER_CTX_key_length(ctx),
- inkey);
+ RC4_set_key(&key->ks, EVP_CIPHER_CTX_key_length(ctx), inkey);
MD5_Init(&key->head); /* handy when benchmarking */
key->tail = key->head;
- key->md = key->head;
+ key->md = key->head;
key->payload_length = NO_PAYLOAD_LENGTH;
return 1;
- }
+}
#if !defined(OPENSSL_NO_ASM) && ( \
defined(__x86_64) || defined(__x86_64__) || \
#define md5_off 0
#endif
-static int rc4_hmac_md5_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t len)
- {
+static int
+rc4_hmac_md5_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
+{
EVP_RC4_HMAC_MD5 *key = data(ctx);
#if defined(STITCHED_CALL)
size_t rc4_off = 32-1-(key->ks.x&(32-1)), /* 32 is $MOD from rc4_md5-x86_64.pl */
- md5_off = MD5_CBLOCK-key->md.num,
- blocks;
+ md5_off = MD5_CBLOCK - key->md.num,
+ blocks;
unsigned int l;
extern unsigned int OPENSSL_ia32cap_P[];
#endif
size_t plen = key->payload_length;
- if (plen!=NO_PAYLOAD_LENGTH && len!=(plen+MD5_DIGEST_LENGTH)) return 0;
+ if (plen != NO_PAYLOAD_LENGTH && len != (plen + MD5_DIGEST_LENGTH))
+ return 0;
if (ctx->encrypt) {
- if (plen==NO_PAYLOAD_LENGTH) plen = len;
+ if (plen == NO_PAYLOAD_LENGTH)
+ plen = len;
#if defined(STITCHED_CALL)
/* cipher has to "fall behind" */
- if (rc4_off>md5_off) md5_off+=MD5_CBLOCK;
+ if (rc4_off > md5_off)
+ md5_off += MD5_CBLOCK;
- if (plen>md5_off && (blocks=(plen-md5_off)/MD5_CBLOCK) &&
- (OPENSSL_ia32cap_P[0]&(1<<20))==0) {
- MD5_Update(&key->md,in,md5_off);
- RC4(&key->ks,rc4_off,in,out);
+ if (plen > md5_off &&
+ (blocks = (plen - md5_off) / MD5_CBLOCK) &&
+ (OPENSSL_ia32cap_P[0]&(1 << 20)) == 0) {
+ MD5_Update(&key->md, in, md5_off);
+ RC4(&key->ks, rc4_off, in, out);
- rc4_md5_enc(&key->ks,in+rc4_off,out+rc4_off,
- &key->md,in+md5_off,blocks);
+ rc4_md5_enc(&key->ks, in + rc4_off, out + rc4_off,
+ &key->md, in + md5_off, blocks);
blocks *= MD5_CBLOCK;
rc4_off += blocks;
md5_off += blocks;
- key->md.Nh += blocks>>29;
- key->md.Nl += blocks<<=3;
- if (key->md.Nl<(unsigned int)blocks) key->md.Nh++;
+ key->md.Nh += blocks >> 29;
+ key->md.Nl += blocks <<= 3;
+ if (key->md.Nl < (unsigned int)blocks)
+ key->md.Nh++;
} else {
rc4_off = 0;
md5_off = 0;
}
#endif
- MD5_Update(&key->md,in+md5_off,plen-md5_off);
+ MD5_Update(&key->md, in + md5_off, plen - md5_off);
if (plen!=len) { /* "TLS" mode of operation */
- if (in!=out)
- memcpy(out+rc4_off,in+rc4_off,plen-rc4_off);
+ if (in != out)
+ memcpy(out + rc4_off, in + rc4_off,
+ plen - rc4_off);
/* calculate HMAC and append it to payload */
- MD5_Final(out+plen,&key->md);
+ MD5_Final(out + plen, &key->md);
key->md = key->tail;
- MD5_Update(&key->md,out+plen,MD5_DIGEST_LENGTH);
- MD5_Final(out+plen,&key->md);
+ MD5_Update(&key->md, out + plen, MD5_DIGEST_LENGTH);
+ MD5_Final(out + plen, &key->md);
+
/* encrypt HMAC at once */
- RC4(&key->ks,len-rc4_off,out+rc4_off,out+rc4_off);
+ RC4(&key->ks, len - rc4_off, out + rc4_off,
+ out + rc4_off);
} else {
- RC4(&key->ks,len-rc4_off,in+rc4_off,out+rc4_off);
+ RC4(&key->ks, len - rc4_off, in + rc4_off,
+ out + rc4_off);
}
} else {
unsigned char mac[MD5_DIGEST_LENGTH];
#if defined(STITCHED_CALL)
/* digest has to "fall behind" */
- if (md5_off>rc4_off) rc4_off += 2*MD5_CBLOCK;
- else rc4_off += MD5_CBLOCK;
-
- if (len>rc4_off && (blocks=(len-rc4_off)/MD5_CBLOCK) &&
- (OPENSSL_ia32cap_P[0]&(1<<20))==0) {
- RC4(&key->ks,rc4_off,in,out);
- MD5_Update(&key->md,out,md5_off);
-
- rc4_md5_enc(&key->ks,in+rc4_off,out+rc4_off,
- &key->md,out+md5_off,blocks);
+ if (md5_off > rc4_off)
+ rc4_off += 2*MD5_CBLOCK;
+ else
+ rc4_off += MD5_CBLOCK;
+
+ if (len > rc4_off && (blocks = (len - rc4_off) / MD5_CBLOCK) &&
+ (OPENSSL_ia32cap_P[0] & (1 << 20)) == 0) {
+ RC4(&key->ks, rc4_off, in, out);
+ MD5_Update(&key->md, out, md5_off);
+
+ rc4_md5_enc(&key->ks, in + rc4_off, out + rc4_off,
+ &key->md, out + md5_off, blocks);
blocks *= MD5_CBLOCK;
rc4_off += blocks;
md5_off += blocks;
- l = (key->md.Nl+(blocks<<3))&0xffffffffU;
- if (l<key->md.Nl) key->md.Nh++;
- key->md.Nl = l;
- key->md.Nh += blocks>>29;
+ l = (key->md.Nl + (blocks << 3)) & 0xffffffffU;
+ if (l < key->md.Nl)
+ key->md.Nh++;
+ key->md.Nl = l;
+ key->md.Nh += blocks >> 29;
} else {
- md5_off=0;
- rc4_off=0;
+ md5_off = 0;
+ rc4_off = 0;
}
#endif
/* decrypt HMAC at once */
- RC4(&key->ks,len-rc4_off,in+rc4_off,out+rc4_off);
+ RC4(&key->ks, len - rc4_off, in + rc4_off, out + rc4_off);
if (plen!=NO_PAYLOAD_LENGTH) { /* "TLS" mode of operation */
- MD5_Update(&key->md,out+md5_off,plen-md5_off);
+ MD5_Update(&key->md, out + md5_off, plen - md5_off);
/* calculate HMAC and verify it */
- MD5_Final(mac,&key->md);
+ MD5_Final(mac, &key->md);
key->md = key->tail;
- MD5_Update(&key->md,mac,MD5_DIGEST_LENGTH);
- MD5_Final(mac,&key->md);
+ MD5_Update(&key->md, mac, MD5_DIGEST_LENGTH);
+ MD5_Final(mac, &key->md);
- if (memcmp(out+plen,mac,MD5_DIGEST_LENGTH))
+ if (memcmp(out + plen, mac, MD5_DIGEST_LENGTH))
return 0;
} else {
- MD5_Update(&key->md,out+md5_off,len-md5_off);
+ MD5_Update(&key->md, out + md5_off, len - md5_off);
}
}
key->payload_length = NO_PAYLOAD_LENGTH;
return 1;
- }
+}
-static int rc4_hmac_md5_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr)
- {
+static int
+rc4_hmac_md5_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr)
+{
EVP_RC4_HMAC_MD5 *key = data(ctx);
- switch (type)
- {
+ switch (type) {
case EVP_CTRL_AEAD_SET_MAC_KEY:
{
- unsigned int i;
- unsigned char hmac_key[64];
+ unsigned int i;
+ unsigned char hmac_key[64];
- memset (hmac_key,0,sizeof(hmac_key));
+ memset (hmac_key, 0, sizeof(hmac_key));
- if (arg > (int)sizeof(hmac_key)) {
- MD5_Init(&key->head);
- MD5_Update(&key->head,ptr,arg);
- MD5_Final(hmac_key,&key->head);
- } else {
- memcpy(hmac_key,ptr,arg);
- }
+ if (arg > (int)sizeof(hmac_key)) {
+ MD5_Init(&key->head);
+ MD5_Update(&key->head, ptr, arg);
+ MD5_Final(hmac_key, &key->head);
+ } else {
+ memcpy(hmac_key, ptr, arg);
+ }
- for (i=0;i<sizeof(hmac_key);i++)
- hmac_key[i] ^= 0x36; /* ipad */
- MD5_Init(&key->head);
- MD5_Update(&key->head,hmac_key,sizeof(hmac_key));
+ for (i = 0; i < sizeof(hmac_key); i++)
+ hmac_key[i] ^= 0x36; /* ipad */
+ MD5_Init(&key->head);
+ MD5_Update(&key->head, hmac_key, sizeof(hmac_key));
- for (i=0;i<sizeof(hmac_key);i++)
- hmac_key[i] ^= 0x36^0x5c; /* opad */
- MD5_Init(&key->tail);
- MD5_Update(&key->tail,hmac_key,sizeof(hmac_key));
+ for (i = 0; i < sizeof(hmac_key); i++)
+ hmac_key[i] ^= 0x36 ^ 0x5c; /* opad */
+ MD5_Init(&key->tail);
+ MD5_Update(&key->tail, hmac_key, sizeof(hmac_key));
- return 1;
+ return 1;
}
case EVP_CTRL_AEAD_TLS1_AAD:
{
- unsigned char *p=ptr;
- unsigned int len=p[arg-2]<<8|p[arg-1];
-
- if (!ctx->encrypt)
- {
- len -= MD5_DIGEST_LENGTH;
- p[arg-2] = len>>8;
- p[arg-1] = len;
+ unsigned char *p = ptr;
+ unsigned int len = p[arg - 2] << 8 | p[arg - 1];
+
+ if (!ctx->encrypt) {
+ len -= MD5_DIGEST_LENGTH;
+ p[arg - 2] = len >> 8;
+ p[arg - 1] = len;
}
- key->payload_length=len;
- key->md = key->head;
- MD5_Update(&key->md,p,arg);
+ key->payload_length = len;
+ key->md = key->head;
+ MD5_Update(&key->md, p, arg);
- return MD5_DIGEST_LENGTH;
+ return MD5_DIGEST_LENGTH;
}
default:
return -1;
- }
}
+}
-static EVP_CIPHER r4_hmac_md5_cipher=
- {
+static EVP_CIPHER r4_hmac_md5_cipher = {
#ifdef NID_rc4_hmac_md5
NID_rc4_hmac_md5,
#else
NID_undef,
#endif
- 1,EVP_RC4_KEY_SIZE,0,
+ 1, EVP_RC4_KEY_SIZE, 0,
EVP_CIPH_STREAM_CIPHER|EVP_CIPH_VARIABLE_LENGTH|EVP_CIPH_FLAG_AEAD_CIPHER,
rc4_hmac_md5_init_key,
rc4_hmac_md5_cipher,
NULL,
rc4_hmac_md5_ctrl,
NULL
- };
+};
-const EVP_CIPHER *EVP_rc4_hmac_md5(void)
- {
- return(&r4_hmac_md5_cipher);
- }
+const EVP_CIPHER *
+EVP_rc4_hmac_md5(void)
+{
+ return (&r4_hmac_md5_cipher);
+}
#endif
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
#include <openssl/rc5.h>
static int r_32_12_16_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv,int enc);
+ const unsigned char *iv, int enc);
static int rc5_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr);
-typedef struct
- {
+typedef struct {
int rounds; /* number of rounds */
RC5_32_KEY ks; /* key schedule */
- } EVP_RC5_KEY;
+} EVP_RC5_KEY;
#define data(ctx) EVP_C_DATA(EVP_RC5_KEY,ctx)
IMPLEMENT_BLOCK_CIPHER(rc5_32_12_16, ks, RC5_32, EVP_RC5_KEY, NID_rc5,
- 8, RC5_32_KEY_LENGTH, 8, 64,
- EVP_CIPH_VARIABLE_LENGTH | EVP_CIPH_CTRL_INIT,
- r_32_12_16_init_key, NULL,
- NULL, NULL, rc5_ctrl)
+ 8, RC5_32_KEY_LENGTH, 8, 64,
+ EVP_CIPH_VARIABLE_LENGTH | EVP_CIPH_CTRL_INIT,
+ r_32_12_16_init_key, NULL,
+ NULL, NULL, rc5_ctrl)
-static int rc5_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
- {
- switch(type)
- {
+static int
+rc5_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
+{
+ switch (type) {
case EVP_CTRL_INIT:
data(c)->rounds = RC5_12_ROUNDS;
return 1;
case EVP_CTRL_GET_RC5_ROUNDS:
*(int *)ptr = data(c)->rounds;
return 1;
-
+
case EVP_CTRL_SET_RC5_ROUNDS:
- switch(arg)
- {
+ switch (arg) {
case RC5_8_ROUNDS:
case RC5_12_ROUNDS:
case RC5_16_ROUNDS:
return 1;
default:
- EVPerr(EVP_F_RC5_CTRL, EVP_R_UNSUPORTED_NUMBER_OF_ROUNDS);
+ EVPerr(EVP_F_RC5_CTRL,
+ EVP_R_UNSUPORTED_NUMBER_OF_ROUNDS);
return 0;
- }
+ }
default:
return -1;
- }
}
+}
-static int r_32_12_16_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
- RC5_32_set_key(&data(ctx)->ks,EVP_CIPHER_CTX_key_length(ctx),
- key,data(ctx)->rounds);
+static int
+r_32_12_16_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
+ RC5_32_set_key(&data(ctx)->ks, EVP_CIPHER_CTX_key_length(ctx), key,
+ data(ctx)->rounds);
return 1;
- }
+}
#endif
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
#include <openssl/des.h>
static int desx_cbc_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv,int enc);
+ const unsigned char *iv, int enc);
static int desx_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl);
+ const unsigned char *in, size_t inl);
-typedef struct
- {
- DES_key_schedule ks;/* key schedule */
- DES_cblock inw;
- DES_cblock outw;
- } DESX_CBC_KEY;
+typedef struct {
+ DES_key_schedule ks;/* key schedule */
+ DES_cblock inw;
+ DES_cblock outw;
+} DESX_CBC_KEY;
#define data(ctx) ((DESX_CBC_KEY *)(ctx)->cipher_data)
-static const EVP_CIPHER d_xcbc_cipher=
- {
+static const EVP_CIPHER d_xcbc_cipher = {
NID_desx_cbc,
- 8,24,8,
+ 8, 24, 8,
EVP_CIPH_CBC_MODE,
desx_cbc_init_key,
desx_cbc_cipher,
EVP_CIPHER_get_asn1_iv,
NULL,
NULL
- };
+};
-const EVP_CIPHER *EVP_desx_cbc(void)
- {
- return(&d_xcbc_cipher);
- }
-
-static int desx_cbc_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
- {
+const EVP_CIPHER *
+EVP_desx_cbc(void)
+{
+ return (&d_xcbc_cipher);
+}
+
+static int
+desx_cbc_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
DES_cblock *deskey = (DES_cblock *)key;
- DES_set_key_unchecked(deskey,&data(ctx)->ks);
- memcpy(&data(ctx)->inw[0],&key[8],8);
- memcpy(&data(ctx)->outw[0],&key[16],8);
+ DES_set_key_unchecked(deskey, &data(ctx)->ks);
+ memcpy(&data(ctx)->inw[0], &key[8], 8);
+ memcpy(&data(ctx)->outw[0], &key[16], 8);
return 1;
- }
+}
-static int desx_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
- {
- while (inl>=EVP_MAXCHUNK)
- {
- DES_xcbc_encrypt(in,out,(long)EVP_MAXCHUNK,&data(ctx)->ks,
- (DES_cblock *)&(ctx->iv[0]),
- &data(ctx)->inw,
- &data(ctx)->outw,
- ctx->encrypt);
- inl-=EVP_MAXCHUNK;
- in +=EVP_MAXCHUNK;
- out+=EVP_MAXCHUNK;
- }
+static int
+desx_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
+{
+ while (inl >= EVP_MAXCHUNK) {
+ DES_xcbc_encrypt(in, out, (long)EVP_MAXCHUNK, &data(ctx)->ks,
+ (DES_cblock *)&(ctx->iv[0]), &data(ctx)->inw,
+ &data(ctx)->outw, ctx->encrypt);
+ inl -= EVP_MAXCHUNK;
+ in += EVP_MAXCHUNK;
+ out += EVP_MAXCHUNK;
+ }
if (inl)
- DES_xcbc_encrypt(in,out,(long)inl,&data(ctx)->ks,
- (DES_cblock *)&(ctx->iv[0]),
- &data(ctx)->inw,
- &data(ctx)->outw,
- ctx->encrypt);
+ DES_xcbc_encrypt(in, out, (long)inl, &data(ctx)->ks,
+ (DES_cblock *)&(ctx->iv[0]), &data(ctx)->inw,
+ &data(ctx)->outw, ctx->encrypt);
return 1;
- }
+}
#endif
projects / openbsd / commitdiff