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md5.h
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1/*-------------------------------------------------------------------------
2 *
3 * md5.h
4 * Constants and common utilities related to MD5.
5 *
6 * These definitions are needed by both frontend and backend code to work
7 * with MD5-encrypted passwords.
8 *
9 * Portions Copyright (c) 1996-2025, PostgreSQL Global Development Group
10 * Portions Copyright (c) 1994, Regents of the University of California
11 *
12 * src/include/common/md5.h
13 *
14 *-------------------------------------------------------------------------
15 */
16#ifndef PG_MD5_H
17#define PG_MD5_H
18
19/* Size of result generated by MD5 computation */
20#define MD5_DIGEST_LENGTH 16
21/* Block size for MD5 */
22#define MD5_BLOCK_SIZE 64
23
24/* password-related data */
25#define MD5_PASSWD_CHARSET "0123456789abcdef"
26#define MD5_PASSWD_LEN 35
27
28/* Utilities common to all the MD5 implementations, as of md5_common.c */
29extern bool pg_md5_hash(const void *buff, size_t len, char *hexsum,
30 const char **errstr);
31extern bool pg_md5_binary(const void *buff, size_t len, void *outbuf,
32 const char **errstr);
33extern bool pg_md5_encrypt(const char *passwd, const char *salt,
34 size_t salt_len, char *buf,
35 const char **errstr);
36
37#endif /* PG_MD5_H */
bool pg_md5_encrypt(const char *passwd, const char *salt, size_t salt_len, char *buf, const char **errstr)
Definition: md5_common.c:145
bool pg_md5_hash(const void *buff, size_t len, char *hexsum, const char **errstr)
Definition: md5_common.c:74
bool pg_md5_binary(const void *buff, size_t len, void *outbuf, const char **errstr)
Definition: md5_common.c:108
const void size_t len
static char * buf
Definition: pg_test_fsync.c:72