freebsd-dev/contrib/opie/libopie/hash.c

53 lines
1.4 KiB
C
Raw Normal View History

/* hash.c: The opiehash() library function.
%%% copyright-cmetz
This software is Copyright 1996 by Craig Metz, All Rights Reserved.
The Inner Net License Version 2 applies to this software.
You should have received a copy of the license with this software. If
you didn't get a copy, you may request one from <license@inner.net>.
History:
Created by cmetz for OPIE 2.3 using the old hash.c as a guide.
*/
#include "opie_cfg.h"
#include "opie.h"
static struct opiemdx_ctx mdx;
static UINT4 mdx_tmp[4];
#if 0
static SHA_INFO sha;
#endif /* 0 */
VOIDRET opiehash FUNCTION((x, algorithm), VOIDPTR x AND unsigned algorithm)
{
UINT4 *results = (UINT4 *)x;
switch(algorithm) {
#if 0
case 3:
sha_init(&sha);
sha_update(&sha, (BYTE *)x, 8);
sha_final(&sha);
results[0] = sha.digest[0] ^ sha.digest[2] ^ sha.digest[4];
results[1] = sha.digest[1] ^ sha.digest[3] ^ sha.digest[5];
break;
#endif /* 0 */
case 4:
opiemd4init(&mdx);
opiemd4update(&mdx, (unsigned char *)x, 8);
opiemd4final((unsigned char *)mdx_tmp, &mdx);
results[0] = mdx_tmp[0] ^ mdx_tmp[2];
results[1] = mdx_tmp[1] ^ mdx_tmp[3];
break;
case 5:
opiemd5init(&mdx);
opiemd5update(&mdx, (unsigned char *)x, 8);
opiemd5final((unsigned char *)mdx_tmp, &mdx);
results[0] = mdx_tmp[0] ^ mdx_tmp[2];
results[1] = mdx_tmp[1] ^ mdx_tmp[3];
break;
}
}