MySQL 8.0.32
Source Code Documentation
crypt_genhash_impl.h
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15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License, version 2.0, for more details.
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22
23/**
24 @file include/crypt_genhash_impl.h
25*/
26
27#ifndef CRYPT_HASHGEN_IMPL_H
28#define CRYPT_HASHGEN_IMPL_H
29#define ROUNDS_DEFAULT 5000
30#define ROUNDS_MIN ROUNDS_DEFAULT
31#define ROUNDS_MAX (0xFFF * 1000)
32#define MIXCHARS 32
33#define CRYPT_SALT_LENGTH 20
34#define CRYPT_MAGIC_LENGTH 3
35#define CRYPT_PARAM_LENGTH 13
36#define SHA256_HASH_LENGTH 43
37#define CRYPT_MAX_PASSWORD_SIZE \
38 (CRYPT_SALT_LENGTH + SHA256_HASH_LENGTH + CRYPT_MAGIC_LENGTH + \
39 CRYPT_PARAM_LENGTH)
40#define MAX_PLAINTEXT_LENGTH 256
41
42#include <stddef.h>
43
44#include "my_macros.h"
45
46int extract_user_salt(const char **salt_begin, const char **salt_end);
47char *my_crypt_genhash(char *ctbuffer, size_t ctbufflen, const char *plaintext,
48 size_t plaintext_len, const char *switchsalt,
49 const char **params, unsigned int *num_rounds = nullptr);
50void generate_user_salt(char *buffer, int buffer_len);
51void xor_string(char *to, int to_len, char *pattern, int pattern_len);
52
53#endif
void xor_string(char *to, int to_len, char *pattern, int pattern_len)
Definition: crypt_genhash_impl.cc:434
void generate_user_salt(char *buffer, int buffer_len)
Generate a random string using ASCII characters but avoid separator character.
Definition: crypt_genhash_impl.cc:421
char * my_crypt_genhash(char *ctbuffer, size_t ctbufflen, const char *plaintext, size_t plaintext_len, const char *switchsalt, const char **params, unsigned int *num_rounds=nullptr)
Definition: crypt_genhash_impl.cc:234
int extract_user_salt(const char **salt_begin, const char **salt_end)
Finds the interval which envelopes the user salt in a crypt password The crypt format is assumed to b...
Definition: crypt_genhash_impl.cc:186
Some common macros.
mutable_buffer buffer(void *p, size_t n) noexcept
Definition: buffer.h:418