include/md5.h

   1 /*
   2  * $Id: md5.h,v 1.9 2001/04/14 00:03:20 hno Exp $
   3  */
   4
   5 #ifndef MD5_H
   6 #define MD5_H
   7
   8 #if USE_OPENSSL
   9
  10 #if HAVE_OPENSSL_MD5_H
  11 #include <openssl/md5.h>
  12 #else
  13 #error Cannot find OpenSSL headers
  14 #endif
  15
  16 /* Hack to adopt Squid to the OpenSSL syntax */
  17 #define MD5_DIGEST_CHARS MD5_DIGEST_LENGTH
  18
  19 #define MD5Init MD5_Init
  20 #define MD5Update MD5_Update
  21 #define MD5Final MD5_Final
  22
  23 #else /* USE_OPENSSL */
  24
  25 /* MD5.H - header file for MD5C.C
  26  */
  27
  28 /* Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All
  29  * rights reserved.
  30  *
  31  * License to copy and use this software is granted provided that it
  32  * is identified as the "RSA Data Security, Inc. MD5 Message-Digest
  33  * Algorithm" in all material mentioning or referencing this software
  34  * or this function.
  35  *
  36  * License is also granted to make and use derivative works provided
  37  * that such works are identified as "derived from the RSA Data
  38  * Security, Inc. MD5 Message-Digest Algorithm" in all material
  39  * mentioning or referencing the derived work.
  40  *
  41  * RSA Data Security, Inc. makes no representations concerning either
  42  * the merchantability of this software or the suitability of this
  43  * software for any particular purpose. It is provided "as is"
  44  * without express or implied warranty of any kind.
  45  *
  46  * These notices must be retained in any copies of any part of this
  47  * documentation and/or software.
  48  */
  49
  50 #include "squid_types.h"
  51
  52 /* MD5 context. */
  53 typedef struct {
  54     u_int32_t state[4];         /* state (ABCD) */
  55     u_int32_t count[2];         /* number of bits, modulo 2^64 (lsb first) */
  56     unsigned char buffer[64];   /* input buffer */
  57 } MD5_CTX;
  58
  59 void MD5Init(MD5_CTX *);
  60 void MD5Update(MD5_CTX *, const unsigned char *, unsigned int);
  61 void MD5Final(unsigned char[16], MD5_CTX *);
  62
  63 #define MD5_DIGEST_CHARS         16
  64
  65 #endif /* USE_OPENSSL */
  66 #endif /* MD5_H */