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This commit is contained in:
Zhi Guan
2015-08-15 15:02:15 +08:00
parent 06df2fab54
commit 3bdc0ea895
2536 changed files with 417052 additions and 271997 deletions
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225
crypto/mdc2/mdc2dgst.c
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@@ -5,21 +5,21 @@
* 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:
@@ -34,10 +34,10 @@
* 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
@@ -49,7 +49,7 @@
* 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
@@ -59,141 +59,138 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <openssl/crypto.h>
#include <openssl/des.h>
#include <openssl/mdc2.h>
#undef c2l
#define c2l(c,l) (l =((DES_LONG)(*((c)++))) , \
l|=((DES_LONG)(*((c)++)))<< 8L, \
l|=((DES_LONG)(*((c)++)))<<16L, \
l|=((DES_LONG)(*((c)++)))<<24L)
#define c2l(c,l) (l =((DES_LONG)(*((c)++))) , \
l|=((DES_LONG)(*((c)++)))<< 8L, \
l|=((DES_LONG)(*((c)++)))<<16L, \
l|=((DES_LONG)(*((c)++)))<<24L)
#undef l2c
#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))
#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))
static void mdc2_body(MDC2_CTX *c, const unsigned char *in, size_t len);
int MDC2_Init(MDC2_CTX *c)
{
c->num=0;
c->pad_type=1;
memset(&(c->h[0]),0x52,MDC2_BLOCK);
memset(&(c->hh[0]),0x25,MDC2_BLOCK);
return 1;
}
fips_md_init(MDC2)
{
c->num = 0;
c->pad_type = 1;
memset(&(c->h[0]), 0x52, MDC2_BLOCK);
memset(&(c->hh[0]), 0x25, MDC2_BLOCK);
return 1;
}
int MDC2_Update(MDC2_CTX *c, const unsigned char *in, size_t len)
{
size_t i,j;
{
size_t i, j;
i=c->num;
if (i != 0)
{
if (i+len < MDC2_BLOCK)
{
/* partial block */
memcpy(&(c->data[i]),in,len);
c->num+=(int)len;
return 1;
}
else
{
/* filled one */
j=MDC2_BLOCK-i;
memcpy(&(c->data[i]),in,j);
len-=j;
in+=j;
c->num=0;
mdc2_body(c,&(c->data[0]),MDC2_BLOCK);
}
}
i=len&~((size_t)MDC2_BLOCK-1);
if (i > 0) mdc2_body(c,in,i);
j=len-i;
if (j > 0)
{
memcpy(&(c->data[0]),&(in[i]),j);
c->num=(int)j;
}
return 1;
}
i = c->num;
if (i != 0) {
if (i + len < MDC2_BLOCK) {
/* partial block */
memcpy(&(c->data[i]), in, len);
c->num += (int)len;
return 1;
} else {
/* filled one */
j = MDC2_BLOCK - i;
memcpy(&(c->data[i]), in, j);
len -= j;
in += j;
c->num = 0;
mdc2_body(c, &(c->data[0]), MDC2_BLOCK);
}
}
i = len & ~((size_t)MDC2_BLOCK - 1);
if (i > 0)
mdc2_body(c, in, i);
j = len - i;
if (j > 0) {
memcpy(&(c->data[0]), &(in[i]), j);
c->num = (int)j;
}
return 1;
}
static void mdc2_body(MDC2_CTX *c, const unsigned char *in, size_t len)
{
register DES_LONG tin0,tin1;
register DES_LONG ttin0,ttin1;
DES_LONG d[2],dd[2];
DES_key_schedule k;
unsigned char *p;
size_t i;
{
register DES_LONG tin0, tin1;
register DES_LONG ttin0, ttin1;
DES_LONG d[2], dd[2];
DES_key_schedule k;
unsigned char *p;
size_t i;
for (i=0; i<len; i+=8)
{
c2l(in,tin0); d[0]=dd[0]=tin0;
c2l(in,tin1); d[1]=dd[1]=tin1;
c->h[0]=(c->h[0]&0x9f)|0x40;
c->hh[0]=(c->hh[0]&0x9f)|0x20;
for (i = 0; i < len; i += 8) {
c2l(in, tin0);
d[0] = dd[0] = tin0;
c2l(in, tin1);
d[1] = dd[1] = tin1;
c->h[0] = (c->h[0] & 0x9f) | 0x40;
c->hh[0] = (c->hh[0] & 0x9f) | 0x20;
DES_set_odd_parity(&c->h);
DES_set_key_unchecked(&c->h,&k);
DES_encrypt1(d,&k,1);
DES_set_odd_parity(&c->h);
DES_set_key_unchecked(&c->h, &k);
DES_encrypt1(d, &k, 1);
DES_set_odd_parity(&c->hh);
DES_set_key_unchecked(&c->hh,&k);
DES_encrypt1(dd,&k,1);
DES_set_odd_parity(&c->hh);
DES_set_key_unchecked(&c->hh, &k);
DES_encrypt1(dd, &k, 1);
ttin0=tin0^dd[0];
ttin1=tin1^dd[1];
tin0^=d[0];
tin1^=d[1];
ttin0 = tin0 ^ dd[0];
ttin1 = tin1 ^ dd[1];
tin0 ^= d[0];
tin1 ^= d[1];
p=c->h;
l2c(tin0,p);
l2c(ttin1,p);
p=c->hh;
l2c(ttin0,p);
l2c(tin1,p);
}
}
p = c->h;
l2c(tin0, p);
l2c(ttin1, p);
p = c->hh;
l2c(ttin0, p);
l2c(tin1, p);
}
}
int MDC2_Final(unsigned char *md, MDC2_CTX *c)
{
unsigned int i;
int j;
{
unsigned int i;
int j;
i=c->num;
j=c->pad_type;
if ((i > 0) || (j == 2))
{
if (j == 2)
c->data[i++]=0x80;
memset(&(c->data[i]),0,MDC2_BLOCK-i);
mdc2_body(c,c->data,MDC2_BLOCK);
}
memcpy(md,(char *)c->h,MDC2_BLOCK);
memcpy(&(md[MDC2_BLOCK]),(char *)c->hh,MDC2_BLOCK);
return 1;
}
i = c->num;
j = c->pad_type;
if ((i > 0) || (j == 2)) {
if (j == 2)
c->data[i++] = 0x80;
memset(&(c->data[i]), 0, MDC2_BLOCK - i);
mdc2_body(c, c->data, MDC2_BLOCK);
}
memcpy(md, (char *)c->h, MDC2_BLOCK);
memcpy(&(md[MDC2_BLOCK]), (char *)c->hh, MDC2_BLOCK);
return 1;
}
#undef TEST
#ifdef TEST
main()
{
unsigned char md[MDC2_DIGEST_LENGTH];
int i;
MDC2_CTX c;
static char *text="Now is the time for all ";
{
unsigned char md[MDC2_DIGEST_LENGTH];
int i;
MDC2_CTX c;
static char *text = "Now is the time for all ";
MDC2_Init(&c);
MDC2_Update(&c,text,strlen(text));
MDC2_Final(&(md[0]),&c);
MDC2_Init(&c);
MDC2_Update(&c, text, strlen(text));
MDC2_Final(&(md[0]), &c);
for (i=0; i<MDC2_DIGEST_LENGTH; i++)
printf("%02X",md[i]);
printf("\n");
}
for (i = 0; i < MDC2_DIGEST_LENGTH; i++)
printf("%02X", md[i]);
printf("\n");
}
#endif