md5.h

   1 /* RSAREF types and constants
   2  */
   3
   4 #ifndef __MD5_H__
   5 #define __MD5_H__
   6
   7 /* PROTOTYPES should be set to one if and only if the compiler supports
   8   function argument prototyping.
   9 The following makes PROTOTYPES default to 0 if it has not already
  10
  11   been defined with C compiler flags.
  12  */
  13 #ifndef PROTOTYPES
  14 #define PROTOTYPES 0
  15 #endif
  16
  17 /* POINTER defines a generic pointer type */
  18 typedef unsigned char *POINTER;
  19
  20 /* UINT2 defines a two byte word */
  21 typedef unsigned short int UINT2;
  22
  23 /* UINT4 defines a four byte word */
  24 typedef unsigned long int UINT4;
  25
  26 /* PROTO_LIST is defined depending on how PROTOTYPES is defined above.
  27 If using PROTOTYPES, then PROTO_LIST returns the list, otherwise it
  28   returns an empty list.
  29  */
  30 #if PROTOTYPES
  31 #define PROTO_LIST(list) list
  32 #else
  33 #define PROTO_LIST(list) ()
  34 #endif
  35
  36
  37 /* MD5.H - header file for MD5C.C
  38  */
  39
  40 /* Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All
  41 rights reserved.
  42
  43 License to copy and use this software is granted provided that it
  44 is identified as the "RSA Data Security, Inc. MD5 Message-Digest
  45 Algorithm" in all material mentioning or referencing this software
  46 or this function.
  47
  48 License is also granted to make and use derivative works provided
  49 that such works are identified as "derived from the RSA Data
  50 Security, Inc. MD5 Message-Digest Algorithm" in all material
  51 mentioning or referencing the derived work.
  52
  53 RSA Data Security, Inc. makes no representations concerning either
  54 the merchantability of this software or the suitability of this
  55 software for any particular purpose. It is provided "as is"
  56 without express or implied warranty of any kind.
  57
  58 These notices must be retained in any copies of any part of this
  59 documentation and/or software.
  60  */
  61
  62 /* MD5 context. */
  63 typedef struct {
  64   UINT4 state[4];                                   /* state (ABCD) */
  65   UINT4 count[2];        /* number of bits, modulo 2^64 (lsb first) */
  66   unsigned char buffer[64];                         /* input buffer */
  67 } MD5_CTX;
  68
  69 void MD5Init PROTO_LIST ((MD5_CTX *));
  70 void MD5Update PROTO_LIST
  71   ((MD5_CTX *, unsigned char *, unsigned int));
  72 void MD5Final PROTO_LIST ((unsigned char [16], MD5_CTX *));
  73
  74 #endif /* __MD5_H__ */