-/* $OpenBSD: rc2.h,v 1.11 2014/07/10 22:45:57 jsing Exp $ */
+/* $OpenBSD: rc2.h,v 1.12 2023/07/07 08:29:37 beck Exp $ */
/* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* 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
extern "C" {
#endif
-typedef struct rc2_key_st
- {
+typedef struct rc2_key_st {
RC2_INT data[64];
- } RC2_KEY;
+} RC2_KEY;
-void RC2_set_key(RC2_KEY *key, int len, const unsigned char *data,int bits);
-void RC2_ecb_encrypt(const unsigned char *in,unsigned char *out,RC2_KEY *key,
- int enc);
-void RC2_encrypt(unsigned long *data,RC2_KEY *key);
-void RC2_decrypt(unsigned long *data,RC2_KEY *key);
+void RC2_set_key(RC2_KEY *key, int len, const unsigned char *data, int bits);
+void RC2_ecb_encrypt(const unsigned char *in, unsigned char *out, RC2_KEY *key,
+ int enc);
+void RC2_encrypt(unsigned long *data, RC2_KEY *key);
+void RC2_decrypt(unsigned long *data, RC2_KEY *key);
void RC2_cbc_encrypt(const unsigned char *in, unsigned char *out, long length,
- RC2_KEY *ks, unsigned char *iv, int enc);
+ RC2_KEY *ks, unsigned char *iv, int enc);
void RC2_cfb64_encrypt(const unsigned char *in, unsigned char *out,
- long length, RC2_KEY *schedule, unsigned char *ivec,
- int *num, int enc);
+ long length, RC2_KEY *schedule, unsigned char *ivec,
+ int *num, int enc);
void RC2_ofb64_encrypt(const unsigned char *in, unsigned char *out,
- long length, RC2_KEY *schedule, unsigned char *ivec,
- int *num);
+ long length, RC2_KEY *schedule, unsigned char *ivec,
+ int *num);
#ifdef __cplusplus
}
-/* $OpenBSD: rc2_cbc.c,v 1.6 2022/11/26 16:08:54 tb Exp $ */
+/* $OpenBSD: rc2_cbc.c,v 1.7 2023/07/07 08:29:37 beck Exp $ */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* 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>
#include "rc2_local.h"
-void RC2_cbc_encrypt(const unsigned char *in, unsigned char *out, long length,
- RC2_KEY *ks, unsigned char *iv, int encrypt)
- {
- unsigned long tin0,tin1;
- unsigned long tout0,tout1,xor0,xor1;
- long l=length;
+void
+RC2_cbc_encrypt(const unsigned char *in, unsigned char *out, long length,
+ RC2_KEY *ks, unsigned char *iv, int encrypt)
+{
+ unsigned long tin0, tin1;
+ unsigned long tout0, tout1, xor0, xor1;
+ long l = length;
unsigned long tin[2];
- if (encrypt)
+ if (encrypt) {
+ c2l(iv, tout0);
+ c2l(iv, tout1);
+ iv -= 8;
+ for (l -= 8; l >= 0; l -= 8)
{
- c2l(iv,tout0);
- c2l(iv,tout1);
- iv-=8;
- for (l-=8; l>=0; l-=8)
- {
- c2l(in,tin0);
- c2l(in,tin1);
- tin0^=tout0;
- tin1^=tout1;
- tin[0]=tin0;
- tin[1]=tin1;
- RC2_encrypt(tin,ks);
- tout0=tin[0]; l2c(tout0,out);
- tout1=tin[1]; l2c(tout1,out);
- }
- if (l != -8)
- {
- c2ln(in,tin0,tin1,l+8);
- tin0^=tout0;
- tin1^=tout1;
- tin[0]=tin0;
- tin[1]=tin1;
- RC2_encrypt(tin,ks);
- tout0=tin[0]; l2c(tout0,out);
- tout1=tin[1]; l2c(tout1,out);
- }
- l2c(tout0,iv);
- l2c(tout1,iv);
+ c2l(in, tin0);
+ c2l(in, tin1);
+ tin0 ^= tout0;
+ tin1 ^= tout1;
+ tin[0] = tin0;
+ tin[1] = tin1;
+ RC2_encrypt(tin, ks);
+ tout0 = tin[0];
+ l2c(tout0, out);
+ tout1 = tin[1];
+ l2c(tout1, out);
+ }
+ if (l != -8) {
+ c2ln(in, tin0, tin1, l + 8);
+ tin0 ^= tout0;
+ tin1 ^= tout1;
+ tin[0] = tin0;
+ tin[1] = tin1;
+ RC2_encrypt(tin, ks);
+ tout0 = tin[0];
+ l2c(tout0, out);
+ tout1 = tin[1];
+ l2c(tout1, out);
}
- else
+ l2c(tout0, iv);
+ l2c(tout1, iv);
+ } else {
+ c2l(iv, xor0);
+ c2l(iv, xor1);
+ iv -= 8;
+ for (l -= 8; l >= 0; l -= 8)
{
- c2l(iv,xor0);
- c2l(iv,xor1);
- iv-=8;
- for (l-=8; l>=0; l-=8)
- {
- c2l(in,tin0); tin[0]=tin0;
- c2l(in,tin1); tin[1]=tin1;
- RC2_decrypt(tin,ks);
- tout0=tin[0]^xor0;
- tout1=tin[1]^xor1;
- l2c(tout0,out);
- l2c(tout1,out);
- xor0=tin0;
- xor1=tin1;
- }
- if (l != -8)
- {
- c2l(in,tin0); tin[0]=tin0;
- c2l(in,tin1); tin[1]=tin1;
- RC2_decrypt(tin,ks);
- tout0=tin[0]^xor0;
- tout1=tin[1]^xor1;
- l2cn(tout0,tout1,out,l+8);
- xor0=tin0;
- xor1=tin1;
- }
- l2c(xor0,iv);
- l2c(xor1,iv);
+ c2l(in, tin0);
+ tin[0] = tin0;
+ c2l(in, tin1);
+ tin[1] = tin1;
+ RC2_decrypt(tin, ks);
+ tout0 = tin[0] ^ xor0;
+ tout1 = tin[1] ^ xor1;
+ l2c(tout0, out);
+ l2c(tout1, out);
+ xor0 = tin0;
+ xor1 = tin1;
}
- tin0=tin1=tout0=tout1=xor0=xor1=0;
- tin[0]=tin[1]=0;
+ if (l != -8) {
+ c2l(in, tin0);
+ tin[0] = tin0;
+ c2l(in, tin1);
+ tin[1] = tin1;
+ RC2_decrypt(tin, ks);
+ tout0 = tin[0] ^ xor0;
+ tout1 = tin[1] ^ xor1;
+ l2cn(tout0, tout1, out, l + 8);
+ xor0 = tin0;
+ xor1 = tin1;
+ }
+ l2c(xor0, iv);
+ l2c(xor1, iv);
}
-
-void RC2_encrypt(unsigned long *d, RC2_KEY *key)
- {
- int i,n;
- RC2_INT *p0,*p1;
- RC2_INT x0,x1,x2,x3,t;
+ tin0 = tin1 = tout0 = tout1 = xor0 = xor1 = 0;
+ tin[0] = tin[1] = 0;
+}
+
+void
+RC2_encrypt(unsigned long *d, RC2_KEY *key)
+{
+ int i, n;
+ RC2_INT *p0, *p1;
+ RC2_INT x0, x1, x2, x3, t;
unsigned long l;
- l=d[0];
- x0=(RC2_INT)l&0xffff;
- x1=(RC2_INT)(l>>16L);
- l=d[1];
- x2=(RC2_INT)l&0xffff;
- x3=(RC2_INT)(l>>16L);
-
- n=3;
- i=5;
-
- p0=p1= &(key->data[0]);
- for (;;)
- {
- t=(x0+(x1& ~x3)+(x2&x3)+ *(p0++))&0xffff;
- x0=(t<<1)|(t>>15);
- t=(x1+(x2& ~x0)+(x3&x0)+ *(p0++))&0xffff;
- x1=(t<<2)|(t>>14);
- t=(x2+(x3& ~x1)+(x0&x1)+ *(p0++))&0xffff;
- x2=(t<<3)|(t>>13);
- t=(x3+(x0& ~x2)+(x1&x2)+ *(p0++))&0xffff;
- x3=(t<<5)|(t>>11);
-
- if (--i == 0)
- {
- if (--n == 0) break;
- i=(n == 2)?6:5;
-
- x0+=p1[x3&0x3f];
- x1+=p1[x0&0x3f];
- x2+=p1[x1&0x3f];
- x3+=p1[x2&0x3f];
- }
+ l = d[0];
+ x0 = (RC2_INT)l & 0xffff;
+ x1 = (RC2_INT)(l >> 16L);
+ l = d[1];
+ x2 = (RC2_INT)l & 0xffff;
+ x3 = (RC2_INT)(l >> 16L);
+
+ n = 3;
+ i = 5;
+
+ p0 = p1 = &(key->data[0]);
+ for (;;) {
+ t = (x0 + (x1 & ~x3) + (x2 & x3) + *(p0++)) & 0xffff;
+ x0 = (t << 1)|(t >> 15);
+ t = (x1 + (x2 & ~x0) + (x3 & x0) + *(p0++)) & 0xffff;
+ x1 = (t << 2)|(t >> 14);
+ t = (x2 + (x3 & ~x1) + (x0 & x1) + *(p0++)) & 0xffff;
+ x2 = (t << 3)|(t >> 13);
+ t = (x3 + (x0 & ~x2) + (x1 & x2) + *(p0++)) & 0xffff;
+ x3 = (t << 5)|(t >> 11);
+
+ if (--i == 0) {
+ if (--n == 0)
+ break;
+ i = (n == 2) ? 6 : 5;
+
+ x0 += p1[x3 & 0x3f];
+ x1 += p1[x0 & 0x3f];
+ x2 += p1[x1 & 0x3f];
+ x3 += p1[x2 & 0x3f];
}
-
- d[0]=(unsigned long)(x0&0xffff)|((unsigned long)(x1&0xffff)<<16L);
- d[1]=(unsigned long)(x2&0xffff)|((unsigned long)(x3&0xffff)<<16L);
}
-void RC2_decrypt(unsigned long *d, RC2_KEY *key)
- {
- int i,n;
- RC2_INT *p0,*p1;
- RC2_INT x0,x1,x2,x3,t;
+ d[0] = (unsigned long)(x0 & 0xffff)|((unsigned long)(x1 & 0xffff) <<
+ 16L);
+ d[1] = (unsigned long)(x2 & 0xffff)|((unsigned long)(x3 & 0xffff) <<
+ 16L);
+}
+
+void
+RC2_decrypt(unsigned long *d, RC2_KEY *key)
+{
+ int i, n;
+ RC2_INT *p0, *p1;
+ RC2_INT x0, x1, x2, x3, t;
unsigned long l;
- l=d[0];
- x0=(RC2_INT)l&0xffff;
- x1=(RC2_INT)(l>>16L);
- l=d[1];
- x2=(RC2_INT)l&0xffff;
- x3=(RC2_INT)(l>>16L);
-
- n=3;
- i=5;
-
- p0= &(key->data[63]);
- p1= &(key->data[0]);
- for (;;)
- {
- t=((x3<<11)|(x3>>5))&0xffff;
- x3=(t-(x0& ~x2)-(x1&x2)- *(p0--))&0xffff;
- t=((x2<<13)|(x2>>3))&0xffff;
- x2=(t-(x3& ~x1)-(x0&x1)- *(p0--))&0xffff;
- t=((x1<<14)|(x1>>2))&0xffff;
- x1=(t-(x2& ~x0)-(x3&x0)- *(p0--))&0xffff;
- t=((x0<<15)|(x0>>1))&0xffff;
- x0=(t-(x1& ~x3)-(x2&x3)- *(p0--))&0xffff;
-
- if (--i == 0)
- {
- if (--n == 0) break;
- i=(n == 2)?6:5;
-
- x3=(x3-p1[x2&0x3f])&0xffff;
- x2=(x2-p1[x1&0x3f])&0xffff;
- x1=(x1-p1[x0&0x3f])&0xffff;
- x0=(x0-p1[x3&0x3f])&0xffff;
- }
+ l = d[0];
+ x0 = (RC2_INT)l & 0xffff;
+ x1 = (RC2_INT)(l >> 16L);
+ l = d[1];
+ x2 = (RC2_INT)l & 0xffff;
+ x3 = (RC2_INT)(l >> 16L);
+
+ n = 3;
+ i = 5;
+
+ p0 = &(key->data[63]);
+ p1 = &(key->data[0]);
+ for (;;) {
+ t = ((x3 << 11)|(x3 >> 5)) & 0xffff;
+ x3 = (t - (x0 & ~x2) - (x1 & x2) - *(p0--)) & 0xffff;
+ t = ((x2 << 13)|(x2 >> 3)) & 0xffff;
+ x2 = (t - (x3 & ~x1) - (x0 & x1) - *(p0--)) & 0xffff;
+ t = ((x1 << 14)|(x1 >> 2)) & 0xffff;
+ x1 = (t - (x2 & ~x0) - (x3 & x0) - *(p0--)) & 0xffff;
+ t = ((x0 << 15)|(x0 >> 1)) & 0xffff;
+ x0 = (t - (x1 & ~x3) - (x2 & x3) - *(p0--)) & 0xffff;
+
+ if (--i == 0) {
+ if (--n == 0)
+ break;
+ i = (n == 2) ? 6 : 5;
+
+ x3 = (x3 - p1[x2 & 0x3f]) & 0xffff;
+ x2 = (x2 - p1[x1 & 0x3f]) & 0xffff;
+ x1 = (x1 - p1[x0 & 0x3f]) & 0xffff;
+ x0 = (x0 - p1[x3 & 0x3f]) & 0xffff;
}
-
- d[0]=(unsigned long)(x0&0xffff)|((unsigned long)(x1&0xffff)<<16L);
- d[1]=(unsigned long)(x2&0xffff)|((unsigned long)(x3&0xffff)<<16L);
}
+ d[0] = (unsigned long)(x0 & 0xffff)|((unsigned long)(x1 & 0xffff) <<
+ 16L);
+ d[1] = (unsigned long)(x2 & 0xffff)|((unsigned long)(x3 & 0xffff) <<
+ 16L);
+}
-/* $OpenBSD: rc2_ecb.c,v 1.7 2022/11/26 16:08:54 tb Exp $ */
+/* $OpenBSD: rc2_ecb.c,v 1.8 2023/07/07 08:29:37 beck Exp $ */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* 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
* Date: 11 Feb 1996 06:45:03 GMT
*/
-void RC2_ecb_encrypt(const unsigned char *in, unsigned char *out, RC2_KEY *ks,
- int encrypt)
- {
- unsigned long l,d[2];
+void
+RC2_ecb_encrypt(const unsigned char *in, unsigned char *out, RC2_KEY *ks,
+ int encrypt)
+{
+ unsigned long l, d[2];
- c2l(in,l); d[0]=l;
- c2l(in,l); d[1]=l;
+ c2l(in, l);
+ d[0] = l;
+ c2l(in, l);
+ d[1] = l;
if (encrypt)
- RC2_encrypt(d,ks);
+ RC2_encrypt(d, ks);
else
- RC2_decrypt(d,ks);
- l=d[0]; l2c(l,out);
- l=d[1]; l2c(l,out);
- l=d[0]=d[1]=0;
- }
-
+ RC2_decrypt(d, ks);
+ l = d[0];
+ l2c(l, out);
+ l = d[1];
+ l2c(l, out);
+ l = d[0] = d[1] = 0;
+}
-/* $OpenBSD: rc2_local.h,v 1.1 2022/11/26 16:08:54 tb Exp $ */
+/* $OpenBSD: rc2_local.h,v 1.2 2023/07/07 08:29:37 beck Exp $ */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* 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
*/
#undef c2l
-#define c2l(c,l) (l =((unsigned long)(*((c)++))) , \
- l|=((unsigned long)(*((c)++)))<< 8L, \
- l|=((unsigned long)(*((c)++)))<<16L, \
+#define c2l(c,l) (l =((unsigned long)(*((c)++))) , \
+ l|=((unsigned long)(*((c)++)))<< 8L, \
+ l|=((unsigned long)(*((c)++)))<<16L, \
l|=((unsigned long)(*((c)++)))<<24L)
/* NOTE - c is not incremented as per c2l */
#undef c2ln
-#define c2ln(c,l1,l2,n) { \
- c+=n; \
- l1=l2=0; \
- switch (n) { \
- case 8: l2 =((unsigned long)(*(--(c))))<<24L; \
- case 7: l2|=((unsigned long)(*(--(c))))<<16L; \
- case 6: l2|=((unsigned long)(*(--(c))))<< 8L; \
- case 5: l2|=((unsigned long)(*(--(c)))); \
- case 4: l1 =((unsigned long)(*(--(c))))<<24L; \
- case 3: l1|=((unsigned long)(*(--(c))))<<16L; \
- case 2: l1|=((unsigned long)(*(--(c))))<< 8L; \
- case 1: l1|=((unsigned long)(*(--(c)))); \
- } \
+#define c2ln(c,l1,l2,n) { \
+ c+=n; \
+ l1=l2=0; \
+ switch (n) { \
+ case 8: l2 =((unsigned long)(*(--(c))))<<24L; \
+ case 7: l2|=((unsigned long)(*(--(c))))<<16L; \
+ case 6: l2|=((unsigned long)(*(--(c))))<< 8L; \
+ case 5: l2|=((unsigned long)(*(--(c)))); \
+ case 4: l1 =((unsigned long)(*(--(c))))<<24L; \
+ case 3: l1|=((unsigned long)(*(--(c))))<<16L; \
+ case 2: l1|=((unsigned long)(*(--(c))))<< 8L; \
+ case 1: l1|=((unsigned long)(*(--(c)))); \
+ } \
}
#undef l2c
-#define l2c(l,c) (*((c)++)=(unsigned char)(((l) )&0xff), \
- *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \
- *((c)++)=(unsigned char)(((l)>>16L)&0xff), \
+#define l2c(l,c) (*((c)++)=(unsigned char)(((l) )&0xff), \
+ *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \
+ *((c)++)=(unsigned char)(((l)>>16L)&0xff), \
*((c)++)=(unsigned char)(((l)>>24L)&0xff))
/* NOTE - c is not incremented as per l2c */
#undef l2cn
-#define l2cn(l1,l2,c,n) { \
- c+=n; \
- switch (n) { \
- case 8: *(--(c))=(unsigned char)(((l2)>>24L)&0xff); \
- case 7: *(--(c))=(unsigned char)(((l2)>>16L)&0xff); \
- case 6: *(--(c))=(unsigned char)(((l2)>> 8L)&0xff); \
- case 5: *(--(c))=(unsigned char)(((l2) )&0xff); \
- case 4: *(--(c))=(unsigned char)(((l1)>>24L)&0xff); \
- case 3: *(--(c))=(unsigned char)(((l1)>>16L)&0xff); \
- case 2: *(--(c))=(unsigned char)(((l1)>> 8L)&0xff); \
- case 1: *(--(c))=(unsigned char)(((l1) )&0xff); \
- } \
+#define l2cn(l1,l2,c,n) { \
+ c+=n; \
+ switch (n) { \
+ case 8: *(--(c))=(unsigned char)(((l2)>>24L)&0xff);\
+ case 7: *(--(c))=(unsigned char)(((l2)>>16L)&0xff);\
+ case 6: *(--(c))=(unsigned char)(((l2)>> 8L)&0xff);\
+ case 5: *(--(c))=(unsigned char)(((l2) )&0xff);\
+ case 4: *(--(c))=(unsigned char)(((l1)>>24L)&0xff);\
+ case 3: *(--(c))=(unsigned char)(((l1)>>16L)&0xff);\
+ case 2: *(--(c))=(unsigned char)(((l1)>> 8L)&0xff);\
+ case 1: *(--(c))=(unsigned char)(((l1) )&0xff);\
+ } \
}
/* NOTE - c is not incremented as per n2l */
-#define n2ln(c,l1,l2,n) { \
- c+=n; \
- l1=l2=0; \
- switch (n) { \
- case 8: l2 =((unsigned long)(*(--(c)))) ; \
- case 7: l2|=((unsigned long)(*(--(c))))<< 8; \
- case 6: l2|=((unsigned long)(*(--(c))))<<16; \
- case 5: l2|=((unsigned long)(*(--(c))))<<24; \
- case 4: l1 =((unsigned long)(*(--(c)))) ; \
- case 3: l1|=((unsigned long)(*(--(c))))<< 8; \
- case 2: l1|=((unsigned long)(*(--(c))))<<16; \
- case 1: l1|=((unsigned long)(*(--(c))))<<24; \
- } \
+#define n2ln(c,l1,l2,n) { \
+ c+=n; \
+ l1=l2=0; \
+ switch (n) { \
+ case 8: l2 =((unsigned long)(*(--(c)))) ; \
+ case 7: l2|=((unsigned long)(*(--(c))))<< 8; \
+ case 6: l2|=((unsigned long)(*(--(c))))<<16; \
+ case 5: l2|=((unsigned long)(*(--(c))))<<24; \
+ case 4: l1 =((unsigned long)(*(--(c)))) ; \
+ case 3: l1|=((unsigned long)(*(--(c))))<< 8; \
+ case 2: l1|=((unsigned long)(*(--(c))))<<16; \
+ case 1: l1|=((unsigned long)(*(--(c))))<<24; \
+ } \
}
/* NOTE - c is not incremented as per l2n */
-#define l2nn(l1,l2,c,n) { \
- c+=n; \
- switch (n) { \
- case 8: *(--(c))=(unsigned char)(((l2) )&0xff); \
- case 7: *(--(c))=(unsigned char)(((l2)>> 8)&0xff); \
- case 6: *(--(c))=(unsigned char)(((l2)>>16)&0xff); \
- case 5: *(--(c))=(unsigned char)(((l2)>>24)&0xff); \
- case 4: *(--(c))=(unsigned char)(((l1) )&0xff); \
- case 3: *(--(c))=(unsigned char)(((l1)>> 8)&0xff); \
- case 2: *(--(c))=(unsigned char)(((l1)>>16)&0xff); \
- case 1: *(--(c))=(unsigned char)(((l1)>>24)&0xff); \
- } \
+#define l2nn(l1,l2,c,n) { \
+ c+=n; \
+ switch (n) { \
+ case 8: *(--(c))=(unsigned char)(((l2) )&0xff);\
+ case 7: *(--(c))=(unsigned char)(((l2)>> 8)&0xff);\
+ case 6: *(--(c))=(unsigned char)(((l2)>>16)&0xff);\
+ case 5: *(--(c))=(unsigned char)(((l2)>>24)&0xff);\
+ case 4: *(--(c))=(unsigned char)(((l1) )&0xff);\
+ case 3: *(--(c))=(unsigned char)(((l1)>> 8)&0xff);\
+ case 2: *(--(c))=(unsigned char)(((l1)>>16)&0xff);\
+ case 1: *(--(c))=(unsigned char)(((l1)>>24)&0xff);\
+ } \
}
#undef n2l
-#define n2l(c,l) (l =((unsigned long)(*((c)++)))<<24L, \
- l|=((unsigned long)(*((c)++)))<<16L, \
- l|=((unsigned long)(*((c)++)))<< 8L, \
+#define n2l(c,l) (l =((unsigned long)(*((c)++)))<<24L, \
+ l|=((unsigned long)(*((c)++)))<<16L, \
+ l|=((unsigned long)(*((c)++)))<< 8L, \
l|=((unsigned long)(*((c)++))))
#undef l2n
-#define l2n(l,c) (*((c)++)=(unsigned char)(((l)>>24L)&0xff), \
- *((c)++)=(unsigned char)(((l)>>16L)&0xff), \
- *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \
+#define l2n(l,c) (*((c)++)=(unsigned char)(((l)>>24L)&0xff), \
+ *((c)++)=(unsigned char)(((l)>>16L)&0xff), \
+ *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \
*((c)++)=(unsigned char)(((l) )&0xff))
-#define C_RC2(n) \
- t=(x0+(x1& ~x3)+(x2&x3)+ *(p0++))&0xffff; \
- x0=(t<<1)|(t>>15); \
- t=(x1+(x2& ~x0)+(x3&x0)+ *(p0++))&0xffff; \
- x1=(t<<2)|(t>>14); \
- t=(x2+(x3& ~x1)+(x0&x1)+ *(p0++))&0xffff; \
- x2=(t<<3)|(t>>13); \
- t=(x3+(x0& ~x2)+(x1&x2)+ *(p0++))&0xffff; \
+#define C_RC2(n) \
+ t=(x0+(x1& ~x3)+(x2&x3)+ *(p0++))&0xffff; \
+ x0=(t<<1)|(t>>15); \
+ t=(x1+(x2& ~x0)+(x3&x0)+ *(p0++))&0xffff; \
+ x1=(t<<2)|(t>>14); \
+ t=(x2+(x3& ~x1)+(x0&x1)+ *(p0++))&0xffff; \
+ x2=(t<<3)|(t>>13); \
+ t=(x3+(x0& ~x2)+(x1&x2)+ *(p0++))&0xffff; \
x3=(t<<5)|(t>>11);
-
-/* $OpenBSD: rc2_skey.c,v 1.13 2022/11/26 16:08:54 tb Exp $ */
+/* $OpenBSD: rc2_skey.c,v 1.14 2023/07/07 08:29:37 beck Exp $ */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* 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
* BSAFE uses the 'retarded' version. What I previously shipped is
* the same as specifying 1024 for the 'bits' parameter. Bsafe uses
* a version where the bits parameter is the same as len*8 */
-void RC2_set_key(RC2_KEY *key, int len, const unsigned char *data, int bits)
- {
- int i,j;
+void
+RC2_set_key(RC2_KEY *key, int len, const unsigned char *data, int bits)
+{
+ int i, j;
unsigned char *k;
RC2_INT *ki;
- unsigned int c,d;
+ unsigned int c, d;
- k= (unsigned char *)&(key->data[0]);
- *k=0; /* for if there is a zero length key */
+ k = (unsigned char *)&(key->data[0]);
+ *k = 0; /* for if there is a zero length key */
- if (len > 128) len=128;
- if (bits <= 0) bits=1024;
- if (bits > 1024) bits=1024;
+ if (len > 128)
+ len = 128;
+ if (bits <= 0)
+ bits = 1024;
+ if (bits > 1024)
+ bits = 1024;
- for (i=0; i<len; i++)
- k[i]=data[i];
+ for (i = 0; i < len; i++)
+ k[i] = data[i];
/* expand table */
- d=k[len-1];
- j=0;
- for (i=len; i < 128; i++,j++)
- {
- d=key_table[(k[j]+d)&0xff];
- k[i]=d;
- }
+ d = k[len - 1];
+ j = 0;
+ for (i = len; i < 128; i++, j++)
+ {
+ d = key_table[(k[j] + d) & 0xff];
+ k[i] = d;
+ }
/* hmm.... key reduction to 'bits' bits */
- j=(bits+7)>>3;
- i=128-j;
- c= (0xff>>(-bits & 0x07));
+ j = (bits + 7) >> 3;
+ i = 128 - j;
+ c = (0xff >> (-bits & 0x07));
- d=key_table[k[i]&c];
- k[i]=d;
- while (i--)
- {
- d=key_table[k[i+j]^d];
- k[i]=d;
- }
+ d = key_table[k[i] & c];
+ k[i] = d;
+ while (i--) {
+ d = key_table[k[i + j] ^ d];
+ k[i] = d;
+ }
/* copy from bytes into RC2_INT's */
- ki= &(key->data[63]);
- for (i=127; i>=0; i-=2)
- *(ki--)=((k[i]<<8)|k[i-1])&0xffff;
- }
+ ki = &(key->data[63]);
+ for (i = 127; i >= 0; i -= 2)
+ *(ki--) = ((k[i] << 8)|k[i - 1]) & 0xffff;
+}
-/* $OpenBSD: rc2cfb64.c,v 1.6 2022/11/26 16:08:54 tb Exp $ */
+/* $OpenBSD: rc2cfb64.c,v 1.7 2023/07/07 08:29:37 beck Exp $ */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* 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
* 64bit block we have used is contained in *num;
*/
-void RC2_cfb64_encrypt(const unsigned char *in, unsigned char *out,
- long length, RC2_KEY *schedule, unsigned char *ivec,
- int *num, int encrypt)
- {
- unsigned long v0,v1,t;
- int n= *num;
- long l=length;
+void
+RC2_cfb64_encrypt(const unsigned char *in, unsigned char *out,
+ long length, RC2_KEY *schedule, unsigned char *ivec,
+ int *num, int encrypt)
+{
+ unsigned long v0, v1, t;
+ int n = *num;
+ long l = length;
unsigned long ti[2];
- unsigned char *iv,c,cc;
+ unsigned char *iv, c, cc;
- iv=(unsigned char *)ivec;
- if (encrypt)
- {
- while (l--)
- {
- if (n == 0)
- {
- c2l(iv,v0); ti[0]=v0;
- c2l(iv,v1); ti[1]=v1;
- RC2_encrypt((unsigned long *)ti,schedule);
- iv=(unsigned char *)ivec;
- t=ti[0]; l2c(t,iv);
- t=ti[1]; l2c(t,iv);
- iv=(unsigned char *)ivec;
- }
- c= *(in++)^iv[n];
- *(out++)=c;
- iv[n]=c;
- n=(n+1)&0x07;
+ iv = (unsigned char *)ivec;
+ if (encrypt) {
+ while (l--) {
+ if (n == 0) {
+ c2l(iv, v0);
+ ti[0] = v0;
+ c2l(iv, v1);
+ ti[1] = v1;
+ RC2_encrypt((unsigned long *)ti, schedule);
+ iv = (unsigned char *)ivec;
+ t = ti[0];
+ l2c(t, iv);
+ t = ti[1];
+ l2c(t, iv);
+ iv = (unsigned char *)ivec;
}
+ c = *(in++) ^ iv[n];
+ *(out++) = c;
+ iv[n] = c;
+ n = (n + 1) & 0x07;
}
- else
- {
- while (l--)
- {
- if (n == 0)
- {
- c2l(iv,v0); ti[0]=v0;
- c2l(iv,v1); ti[1]=v1;
- RC2_encrypt((unsigned long *)ti,schedule);
- iv=(unsigned char *)ivec;
- t=ti[0]; l2c(t,iv);
- t=ti[1]; l2c(t,iv);
- iv=(unsigned char *)ivec;
- }
- cc= *(in++);
- c=iv[n];
- iv[n]=cc;
- *(out++)=c^cc;
- n=(n+1)&0x07;
+ } else {
+ while (l--) {
+ if (n == 0) {
+ c2l(iv, v0);
+ ti[0] = v0;
+ c2l(iv, v1);
+ ti[1] = v1;
+ RC2_encrypt((unsigned long *)ti, schedule);
+ iv = (unsigned char *)ivec;
+ t = ti[0];
+ l2c(t, iv);
+ t = ti[1];
+ l2c(t, iv);
+ iv = (unsigned char *)ivec;
}
+ cc = *(in++);
+ c = iv[n];
+ iv[n] = cc;
+ *(out++) = c ^ cc;
+ n = (n + 1) & 0x07;
}
- v0=v1=ti[0]=ti[1]=t=c=cc=0;
- *num=n;
}
-
+ v0 = v1 = ti[0] = ti[1] = t = c = cc = 0;
+ *num = n;
+}
-/* $OpenBSD: rc2ofb64.c,v 1.6 2022/11/26 16:08:54 tb Exp $ */
+/* $OpenBSD: rc2ofb64.c,v 1.7 2023/07/07 08:29:37 beck Exp $ */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* 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
* used. The extra state information to record how much of the
* 64bit block we have used is contained in *num;
*/
-void RC2_ofb64_encrypt(const unsigned char *in, unsigned char *out,
- long length, RC2_KEY *schedule, unsigned char *ivec,
- int *num)
- {
- unsigned long v0,v1,t;
- int n= *num;
- long l=length;
+void
+RC2_ofb64_encrypt(const unsigned char *in, unsigned char *out,
+ long length, RC2_KEY *schedule, unsigned char *ivec,
+ int *num)
+{
+ unsigned long v0, v1, t;
+ int n = *num;
+ long l = length;
unsigned char d[8];
char *dp;
unsigned long ti[2];
unsigned char *iv;
- int save=0;
+ int save = 0;
- iv=(unsigned char *)ivec;
- c2l(iv,v0);
- c2l(iv,v1);
- ti[0]=v0;
- ti[1]=v1;
- dp=(char *)d;
- l2c(v0,dp);
- l2c(v1,dp);
- while (l--)
- {
- if (n == 0)
- {
- RC2_encrypt((unsigned long *)ti,schedule);
- dp=(char *)d;
- t=ti[0]; l2c(t,dp);
- t=ti[1]; l2c(t,dp);
+ iv = (unsigned char *)ivec;
+ c2l(iv, v0);
+ c2l(iv, v1);
+ ti[0] = v0;
+ ti[1] = v1;
+ dp = (char *)d;
+ l2c(v0, dp);
+ l2c(v1, dp);
+ while (l--) {
+ if (n == 0) {
+ RC2_encrypt((unsigned long *)ti, schedule);
+ dp = (char *)d;
+ t = ti[0];
+ l2c(t, dp);
+ t = ti[1];
+ l2c(t, dp);
save++;
- }
- *(out++)= *(in++)^d[n];
- n=(n+1)&0x07;
- }
- if (save)
- {
- v0=ti[0];
- v1=ti[1];
- iv=(unsigned char *)ivec;
- l2c(v0,iv);
- l2c(v1,iv);
}
- t=v0=v1=ti[0]=ti[1]=0;
- *num=n;
+ *(out++) = *(in++) ^ d[n];
+ n = (n + 1) & 0x07;
}
-
+ if (save) {
+ v0 = ti[0];
+ v1 = ti[1];
+ iv = (unsigned char *)ivec;
+ l2c(v0, iv);
+ l2c(v1, iv);
+ }
+ t = v0 = v1 = ti[0] = ti[1] = 0;
+ *num = n;
+}