src/include/libpq/md5.h

   1 /*-------------------------------------------------------------------------
   2  *
   3  * md5.h
   4  *        Interface to libpq/md5.c
   5  *
   6  * These definitions are needed by both frontend and backend code to work
   7  * with MD5-encrypted passwords.
   8  *
   9  * Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
  10  * Portions Copyright (c) 1994, Regents of the University of California
  11  *
  12  * $PostgreSQL$
  13  *
  14  *-------------------------------------------------------------------------
  15  */
  16 #ifndef PG_MD5_H
  17 #define PG_MD5_H
  18
  19 #define MD5_PASSWD_LEN  35
  20
  21 #define isMD5(passwd)   (strncmp(passwd, "md5", 3) == 0 && \
  22                                                  strlen(passwd) == MD5_PASSWD_LEN)
  23
  24
  25 extern bool pg_md5_hash(const void *buff, size_t len, char *hexsum);
  26 extern bool pg_md5_encrypt(const char *passwd, const char *salt,
  27                            size_t salt_len, char *buf);
  28
  29 #endif