crypto/external/bsd/heimdal/dist/lib/otp/otp.c

   1 /*      $NetBSD: otp.c,v 1.1.1.2 2014/04/24 12:45:51 pettai Exp $       */
   2
   3 /*
   4  * Copyright (c) 1995 - 2000 Kungliga Tekniska Högskolan
   5  * (Royal Institute of Technology, Stockholm, Sweden).
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  *
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  *
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * 3. Neither the name of the Institute nor the names of its contributors
  20  *    may be used to endorse or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  33  * SUCH DAMAGE.
  34  */
  35
  36 #ifdef HAVE_CONFIG_H
  37 #include "config.h"
  38 __RCSID("NetBSD");
  39 #endif
  40
  41 #include "otp_locl.h"
  42 #include "otp_md.h"
  43
  44 static OtpAlgorithm algorithms[] = {
  45   {OTP_ALG_MD4, "md4", 16, otp_md4_hash, otp_md4_init, otp_md4_next},
  46   {OTP_ALG_MD5, "md5", 16, otp_md5_hash, otp_md5_init, otp_md5_next},
  47   {OTP_ALG_SHA, "sha", 20, otp_sha_hash, otp_sha_init, otp_sha_next}
  48 };
  49
  50 OtpAlgorithm *
  51 otp_find_alg (char *name)
  52 {
  53   int i;
  54
  55   for (i = 0; i < sizeof(algorithms)/sizeof(*algorithms); ++i)
  56     if (strcmp (name, algorithms[i].name) == 0)
  57       return &algorithms[i];
  58   return NULL;
  59 }
  60
  61 char *
  62 otp_error (OtpContext *o)
  63 {
  64   return o->err;
  65 }