File Manager

003 File Manager

Current Path: /usr/src/contrib/opie/libopie

📁 ..
📄 Makefile.in(1.21 KB)
📄 accessfile.c(4.29 KB)
📄 atob8.c(2.08 KB)
📄 btoa8.c(925 B)
📄 btoe.c(24.92 KB)
📄 btoh.c(939 B)
📄 challenge.c(2.43 KB)
📄 generator.c(9.19 KB)
📄 getsequence.c(992 B)
📄 getutmpentry.c(1.87 KB)
📄 hash.c(1.99 KB)
📄 hashlen.c(1.78 KB)
📄 insecure.c(4.63 KB)
📄 keycrunch.c(1.35 KB)
📄 lock.c(6.54 KB)
📄 login.c(3.04 KB)
📄 logwtmp.c(6.42 KB)
📄 lookup.c(770 B)
📄 md4c.c(8.58 KB)
📄 md5c.c(10.36 KB)
📄 newseed.c(1.9 KB)
📄 open.c(1.36 KB)
📄 parsechallenge.c(1.78 KB)
📄 passcheck.c(1.42 KB)
📄 passwd.c(2 KB)
📄 randomchallenge.c(1.77 KB)
📄 readpass.c(6.51 KB)
📄 readrec.c(3.23 KB)
📄 unlock.c(2.51 KB)
📄 verify.c(4.88 KB)
📄 version.c(969 B)
📄 writerec.c(2.09 KB)

Editing: hashlen.c

/* hashlen.c: The opiehashlen() library function.

%%% copyright-cmetz-96
This software is Copyright 1996-2001 by Craig Metz, All Rights Reserved.
The Inner Net License Version 3 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:

Modified by cmetz for OPIE 2.4. Use struct opie_otpkey, isolate variables.
	Created by cmetz for OPIE 2.3.

$FreeBSD$
*/

#include <sys/endian.h>

#include "opie_cfg.h"
#include "opie.h"

#include <sha.h>
#include <md4.h>
#include <md5.h>

VOIDRET opiehashlen FUNCTION((algorithm, in, out, n), int algorithm AND
VOIDPTR in AND struct opie_otpkey *out AND int n)
{
  UINT4 *results = (UINT4 *)out;
  UINT4 mdx_tmp[4];

switch(algorithm) {
    case 3: {
      SHA_CTX sha;
      UINT4 digest[5];
      SHA1_Init(&sha);
      SHA1_Update(&sha, (unsigned char *)in, n);
      SHA1_Final((unsigned char *)digest, &sha);
      results[0] = digest[0] ^ digest[2] ^ digest[4];
      results[1] = digest[1] ^ digest[3];

/*
       * RFC2289 mandates that we convert SHA1 digest from big-endian to little
       * see Appendix A.
       */
      results[0] = bswap32(results[0]);
      results[1] = bswap32(results[1]);
      break;
    }
    case 4: {
      MD4_CTX mdx;
      MD4Init(&mdx);
      MD4Update(&mdx, (unsigned char *)in, n);
      MD4Final((unsigned char *)mdx_tmp, &mdx);
      results[0] = mdx_tmp[0] ^ mdx_tmp[2];
      results[1] = mdx_tmp[1] ^ mdx_tmp[3];
      break;
    }
    case 5: {
      MD5_CTX mdx;
      MD5Init(&mdx);
      MD5Update(&mdx, (unsigned char *)in, n);
      MD5Final((unsigned char *)mdx_tmp, &mdx);
      results[0] = mdx_tmp[0] ^ mdx_tmp[2];
      results[1] = mdx_tmp[1] ^ mdx_tmp[3];
      break;
    }
  }
}

003 File Manager

Editing: hashlen.c

Upload File

Create Folder