From: jsing <jsing@openbsd.org>
Date: Sun, 4 Sep 2022 09:52:22 +0000 (+0000)
Subject: Remove now unused BLOCK_CIPHER_* macros.
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=bf837903c5ffc97b92560a21a7921cffe155d939;p=openbsd

Remove now unused BLOCK_CIPHER_* macros.
---

diff --git a/lib/libcrypto/evp/evp_locl.h b/lib/libcrypto/evp/evp_locl.h
index e2707c8f0f0..1b968105729 100644
--- a/lib/libcrypto/evp/evp_locl.h
+++ b/lib/libcrypto/evp/evp_locl.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: evp_locl.h,v 1.25 2022/09/04 08:06:02 jsing Exp $ */
+/* $OpenBSD: evp_locl.h,v 1.26 2022/09/04 09:52:22 jsing Exp $ */
 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
  * project 2000.
  */
@@ -184,193 +184,8 @@ struct evp_Encode_Ctx_st {
 	int expect_nl;
 } /* EVP_ENCODE_CTX */;
 
-/* Macros to code block cipher wrappers */
-
-/* Wrapper functions for each cipher mode */
-
-#define BLOCK_CIPHER_ecb_loop() \
-	size_t i, bl; \
-	bl = ctx->cipher->block_size;\
-	if(inl < bl) return 1;\
-	inl -= bl; \
-	for(i=0; i <= inl; i+=bl)
-
-#define BLOCK_CIPHER_func_ecb(cname, cprefix, kstruct, ksched) \
-static int cname##_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \
-{\
-	BLOCK_CIPHER_ecb_loop() \
-		cprefix##_ecb_encrypt(in + i, out + i, &((kstruct *)ctx->cipher_data)->ksched, ctx->encrypt);\
-	return 1;\
-}
-
 #define EVP_MAXCHUNK ((size_t)1<<(sizeof(long)*8-2))
 
-#define BLOCK_CIPHER_func_ofb(cname, cprefix, cbits, kstruct, ksched) \
-static int cname##_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \
-{\
-	while(inl>=EVP_MAXCHUNK)\
-	    {\
-	    cprefix##_ofb##cbits##_encrypt(in, out, (long)EVP_MAXCHUNK, &((kstruct *)ctx->cipher_data)->ksched, ctx->iv, &ctx->num);\
-	    inl-=EVP_MAXCHUNK;\
-	    in +=EVP_MAXCHUNK;\
-	    out+=EVP_MAXCHUNK;\
-	    }\
-	if (inl)\
-	    cprefix##_ofb##cbits##_encrypt(in, out, (long)inl, &((kstruct *)ctx->cipher_data)->ksched, ctx->iv, &ctx->num);\
-	return 1;\
-}
-
-#define BLOCK_CIPHER_func_cbc(cname, cprefix, kstruct, ksched) \
-static int cname##_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \
-{\
-	while(inl>=EVP_MAXCHUNK) \
-	    {\
-	    cprefix##_cbc_encrypt(in, out, (long)EVP_MAXCHUNK, &((kstruct *)ctx->cipher_data)->ksched, ctx->iv, ctx->encrypt);\
-	    inl-=EVP_MAXCHUNK;\
-	    in +=EVP_MAXCHUNK;\
-	    out+=EVP_MAXCHUNK;\
-	    }\
-	if (inl)\
-	    cprefix##_cbc_encrypt(in, out, (long)inl, &((kstruct *)ctx->cipher_data)->ksched, ctx->iv, ctx->encrypt);\
-	return 1;\
-}
-
-#define BLOCK_CIPHER_func_cfb(cname, cprefix, cbits, kstruct, ksched) \
-static int cname##_cfb##cbits##_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \
-{\
-	size_t chunk=EVP_MAXCHUNK;\
-	if (cbits==1)  chunk>>=3;\
-	if (inl<chunk) chunk=inl;\
-	while(inl && inl>=chunk)\
-	    {\
-            cprefix##_cfb##cbits##_encrypt(in, out, (long)((cbits==1) && !(ctx->flags & EVP_CIPH_FLAG_LENGTH_BITS) ?inl*8:inl), &((kstruct *)ctx->cipher_data)->ksched, ctx->iv, &ctx->num, ctx->encrypt);\
-	    inl-=chunk;\
-	    in +=chunk;\
-	    out+=chunk;\
-	    if(inl<chunk) chunk=inl;\
-	    }\
-	return 1;\
-}
-
-#define BLOCK_CIPHER_all_funcs(cname, cprefix, cbits, kstruct, ksched) \
-	BLOCK_CIPHER_func_cbc(cname, cprefix, kstruct, ksched) \
-	BLOCK_CIPHER_func_cfb(cname, cprefix, cbits, kstruct, ksched) \
-	BLOCK_CIPHER_func_ecb(cname, cprefix, kstruct, ksched) \
-	BLOCK_CIPHER_func_ofb(cname, cprefix, cbits, kstruct, ksched)
-
-#define BLOCK_CIPHER_def1(cname, nmode, mode, MODE, kstruct, nid, block_size, \
-			  key_len, iv_len, flags, init_key, cleanup, \
-			  set_asn1, get_asn1, ctrl) \
-static const EVP_CIPHER cname##_##mode = { \
-	nid##_##nmode, block_size, key_len, iv_len, \
-	flags | EVP_CIPH_##MODE##_MODE, \
-	init_key, \
-	cname##_##mode##_cipher, \
-	cleanup, \
-	sizeof(kstruct), \
-	set_asn1, get_asn1,\
-	ctrl, \
-	NULL \
-}; \
-const EVP_CIPHER *EVP_##cname##_##mode(void) { return &cname##_##mode; }
-
-#define BLOCK_CIPHER_def_cbc(cname, kstruct, nid, block_size, key_len, \
-			     iv_len, flags, init_key, cleanup, set_asn1, \
-			     get_asn1, ctrl) \
-BLOCK_CIPHER_def1(cname, cbc, cbc, CBC, kstruct, nid, block_size, key_len, \
-		  iv_len, flags, init_key, cleanup, set_asn1, get_asn1, ctrl)
-
-#define BLOCK_CIPHER_def_cfb(cname, kstruct, nid, key_len, \
-			     iv_len, cbits, flags, init_key, cleanup, \
-			     set_asn1, get_asn1, ctrl) \
-BLOCK_CIPHER_def1(cname, cfb##cbits, cfb##cbits, CFB, kstruct, nid, 1, \
-		  key_len, iv_len, flags, init_key, cleanup, set_asn1, \
-		  get_asn1, ctrl)
-
-#define BLOCK_CIPHER_def_ofb(cname, kstruct, nid, key_len, \
-			     iv_len, cbits, flags, init_key, cleanup, \
-			     set_asn1, get_asn1, ctrl) \
-BLOCK_CIPHER_def1(cname, ofb##cbits, ofb, OFB, kstruct, nid, 1, \
-		  key_len, iv_len, flags, init_key, cleanup, set_asn1, \
-		  get_asn1, ctrl)
-
-#define BLOCK_CIPHER_def_ecb(cname, kstruct, nid, block_size, key_len, \
-			     flags, init_key, cleanup, set_asn1, \
-			     get_asn1, ctrl) \
-BLOCK_CIPHER_def1(cname, ecb, ecb, ECB, kstruct, nid, block_size, key_len, \
-		  0, flags, init_key, cleanup, set_asn1, get_asn1, ctrl)
-
-#define BLOCK_CIPHER_defs(cname, kstruct, \
-			  nid, block_size, key_len, iv_len, cbits, flags, \
-			  init_key, cleanup, set_asn1, get_asn1, ctrl) \
-BLOCK_CIPHER_def_cbc(cname, kstruct, nid, block_size, key_len, iv_len, flags, \
-		     init_key, cleanup, set_asn1, get_asn1, ctrl) \
-BLOCK_CIPHER_def_cfb(cname, kstruct, nid, key_len, iv_len, cbits, \
-		     flags, init_key, cleanup, set_asn1, get_asn1, ctrl) \
-BLOCK_CIPHER_def_ofb(cname, kstruct, nid, key_len, iv_len, cbits, \
-		     flags, init_key, cleanup, set_asn1, get_asn1, ctrl) \
-BLOCK_CIPHER_def_ecb(cname, kstruct, nid, block_size, key_len, flags, \
-		     init_key, cleanup, set_asn1, get_asn1, ctrl)
-
-
-/*
-#define BLOCK_CIPHER_defs(cname, kstruct, \
-				nid, block_size, key_len, iv_len, flags,\
-				 init_key, cleanup, set_asn1, get_asn1, ctrl)\
-static const EVP_CIPHER cname##_cbc = {\
-	nid##_cbc, block_size, key_len, iv_len, \
-	flags | EVP_CIPH_CBC_MODE,\
-	init_key,\
-	cname##_cbc_cipher,\
-	cleanup,\
-	sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\
-		sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\
-	set_asn1, get_asn1,\
-	ctrl, \
-	NULL \
-};\
-const EVP_CIPHER *EVP_##cname##_cbc(void) { return &cname##_cbc; }\
-static const EVP_CIPHER cname##_cfb = {\
-	nid##_cfb64, 1, key_len, iv_len, \
-	flags | EVP_CIPH_CFB_MODE,\
-	init_key,\
-	cname##_cfb_cipher,\
-	cleanup,\
-	sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\
-		sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\
-	set_asn1, get_asn1,\
-	ctrl,\
-	NULL \
-};\
-const EVP_CIPHER *EVP_##cname##_cfb(void) { return &cname##_cfb; }\
-static const EVP_CIPHER cname##_ofb = {\
-	nid##_ofb64, 1, key_len, iv_len, \
-	flags | EVP_CIPH_OFB_MODE,\
-	init_key,\
-	cname##_ofb_cipher,\
-	cleanup,\
-	sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\
-		sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\
-	set_asn1, get_asn1,\
-	ctrl,\
-	NULL \
-};\
-const EVP_CIPHER *EVP_##cname##_ofb(void) { return &cname##_ofb; }\
-static const EVP_CIPHER cname##_ecb = {\
-	nid##_ecb, block_size, key_len, iv_len, \
-	flags | EVP_CIPH_ECB_MODE,\
-	init_key,\
-	cname##_ecb_cipher,\
-	cleanup,\
-	sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\
-		sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\
-	set_asn1, get_asn1,\
-	ctrl,\
-	NULL \
-};\
-const EVP_CIPHER *EVP_##cname##_ecb(void) { return &cname##_ecb; }
-*/
-
 #define EVP_C_DATA(kstruct, ctx)	((kstruct *)(ctx)->cipher_data)
 
 struct evp_pkey_ctx_st {