static void md4_compress(hash_state *md, unsigned char *buf)
{
_md4_compress(md, buf);
burn_stack(sizeof(ulong32) * 20 + sizeof(int));
}
int rc6_ecb_decrypt(const unsigned char *ct, unsigned char *pt, symmetric_key *skey)
{
int err = _rc6_ecb_decrypt(ct, pt, skey);
burn_stack(sizeof(ulong32) * 6 + sizeof(int));
return err;
}
int ECB_DEC(const unsigned char *ct, unsigned char *pt, symmetric_key *skey)
{
int err = _rijndael_ecb_decrypt(ct, pt, skey);
burn_stack(sizeof(unsigned long)*8 + sizeof(unsigned long*) + sizeof(int)*2);
return err;
}
void noekeon_ecb_decrypt(const unsigned char *ct, unsigned char *pt, symmetric_key *skey)
{
_noekeon_ecb_decrypt(ct, pt, skey);
burn_stack(sizeof(ulong32) * 5 + sizeof(int));
}
int cast5_ecb_decrypt(const unsigned char *ct, unsigned char *pt, symmetric_key *skey)
{
int err = _cast5_ecb_decrypt(ct,pt,skey);
burn_stack(sizeof(ulong32)*3);
return err;
}
int noekeon_ecb_encrypt(const unsigned char *pt, unsigned char *ct, symmetric_key *skey)
{
int err = _noekeon_ecb_encrypt(pt, ct, skey);
burn_stack(sizeof(ulong32) * 5 + sizeof(int));
return CRYPT_OK;
}
int blowfish_ecb_encrypt(const unsigned char *pt, unsigned char *ct, symmetric_key *skey)
{
int err = _blowfish_ecb_encrypt(pt, ct, skey);
burn_stack(sizeof(ulong32) * 2 + sizeof(int));
return err;
}
static void
sha256_final(SHA256_CONTEXT *hd)
{
u32 t, msb, lsb;
byte *p;
sha256_write(hd, NULL, 0); /* flush */;
t = hd->nblocks;
/* multiply by 64 to make a byte count */
lsb = t << 6;
msb = t >> 26;
/* add the count */
t = lsb;
if( (lsb += hd->count) < t )
msb++;
/* multiply by 8 to make a bit count */
t = lsb;
lsb <<= 3;
msb <<= 3;
msb |= t >> 29;
if( hd->count < 56 ) { /* enough room */
hd->buf[hd->count++] = 0x80; /* pad */
while( hd->count < 56 )
hd->buf[hd->count++] = 0; /* pad */
}
else { /* need one extra block */
hd->buf[hd->count++] = 0x80; /* pad character */
while( hd->count < 64 )
hd->buf[hd->count++] = 0;
sha256_write(hd, NULL, 0); /* flush */;
memset(hd->buf, 0, 56 ); /* fill next block with zeroes */
}
/* append the 64 bit count */
hd->buf[56] = msb >> 24;
hd->buf[57] = msb >> 16;
hd->buf[58] = msb >> 8;
hd->buf[59] = msb ;
hd->buf[60] = lsb >> 24;
hd->buf[61] = lsb >> 16;
hd->buf[62] = lsb >> 8;
hd->buf[63] = lsb ;
transform( hd, hd->buf );
burn_stack (328);
p = hd->buf;
#ifdef BIG_ENDIAN_HOST
#define X(a) do { *(u32*)p = hd->h##a ; p += 4; } while(0)
#else /* little endian */
#define X(a) do { *p++ = hd->h##a >> 24; *p++ = hd->h##a >> 16; \
*p++ = hd->h##a >> 8; *p++ = hd->h##a; } while(0)
#endif
X(0);
X(1);
X(2);
X(3);
X(4);
X(5);
X(6);
/* Note that this last chunk is included even for SHA224. We just
ignore it. */
X(7);
#undef X
}
int noekeon_ecb_decrypt(const unsigned char *ct, unsigned char *pt, const symmetric_key *skey)
{
int err = _noekeon_ecb_decrypt(ct, pt, skey);
burn_stack(sizeof(ulong32) * 5 + sizeof(int));
return err;
}
void rc6_ecb_decrypt(const unsigned char *ct, unsigned char *pt, symmetric_key *key)
{
_rc6_ecb_decrypt(ct, pt, key);
burn_stack(sizeof(unsigned long) * 6 + sizeof(int));
}
void rc5_ecb_encrypt(const unsigned char *pt, unsigned char *ct, symmetric_key *key)
{
_rc5_ecb_encrypt(pt, ct, key);
burn_stack(sizeof(unsigned long) * 2 + sizeof(int));
}
