src/liblj/md5.h

   1 /* See md5.c for explanation and copyright information.  */
   2
   3 #ifndef __LIVEJOURNAL_MD5_H__
   4 #define __LIVEJOURNAL_MD5_H__
   5
   6 /* Unlike previous versions of this code, uint32 need not be exactly
   7    32 bits, merely 32 bits or more.  Choosing a data type which is 32
   8    bits instead of 64 is not important; speed is considerably more
   9    important.  ANSI guarantees that "unsigned long" will be big enough,
  10    and always using it seems to have few disadvantages.  */
  11 typedef unsigned long lj_uint32;
  12
  13 struct lj_md5_context {
  14   lj_uint32 buf[4];
  15   lj_uint32 bits[2];
  16   unsigned char in[64];
  17 };
  18
  19 void lj_md5_init      (struct lj_md5_context *context);
  20 void lj_md5_update    (struct lj_md5_context *context,
  21                        unsigned char const *buf, unsigned len);
  22 void lj_md5_final     (unsigned char digest[16],
  23                        struct lj_md5_context *context);
  24 void lj_md5_transform (lj_uint32 buf[4], const unsigned char in[64]);
  25
  26 /* simplified interface. */
  27 void lj_md5_hash(const char *src, char *dest);
  28
  29 #endif /* __LIVEJOURNAL_MD5_H__ */