PostgreSQL Source Code: contrib/pgcrypto/px-crypt.c Source File (original) (raw)
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35#include "px.h"
36
37static char *
40{
41 char *res;
42
44 if (res == NULL || strlen(res) > len - 1)
45 return NULL;
46 strcpy(buf, res);
47 return buf;
48}
49
50static char *
53{
54 char *res;
55
57 return res;
58}
59
60static char *
63{
64 char *res;
65
67 return res;
68}
69
70static char *
73{
74 char *res;
75
77 return res;
78}
79
81{
84 char *(*crypt) (const char *psw, const char *salt,
86};
87
92 {"$2$", 3, NULL},
98 {NULL, 0, NULL}
99};
100
101char *
102px_crypt(const char *psw, const char *salt, char *buf, unsigned len)
103{
105
107
109 {
110 if (->id_len)
111 break;
112 if (strncmp(salt, c->id, c->id_len) == 0)
113 break;
114 }
115
116 if (c->crypt == NULL)
117 return NULL;
118
119 return c->crypt(psw, salt, buf, len);
120}
121
122
123
124
125
127{
129 char *(*gen) (unsigned long count, const char *input, int size,
130 char *output, int output_size);
135};
136
142 {
146 },
147 {
151 },
152 {NULL, NULL, 0, 0, 0, 0}
153};
154
155int
157{
159 char *p;
160 char rbuf[16];
161
163
166 break;
167
168 if (g->name == NULL)
170
172 {
173 if (rounds == 0)
175
178 }
179
182
184 px_memset(rbuf, 0, sizeof(rbuf));
185
186 if (p == NULL)
188
189 return strlen(p);
190}
char * _crypt_blowfish_rn(const char *key, const char *setting, char *output, int size)
char * px_crypt_des(const char *key, const char *setting)
char * _crypt_gensalt_sha512_rn(unsigned long count, char const *input, int size, char *output, int output_size)
char * _crypt_gensalt_traditional_rn(unsigned long count, const char *input, int size, char *output, int output_size)
char * _crypt_gensalt_sha256_rn(unsigned long count, const char *input, int size, char *output, int output_size)
char * _crypt_gensalt_md5_rn(unsigned long count, const char *input, int size, char *output, int output_size)
char * _crypt_gensalt_blowfish_rn(unsigned long count, const char *input, int size, char *output, int output_size)
char * _crypt_gensalt_extended_rn(unsigned long count, const char *input, int size, char *output, int output_size)
char * px_crypt_md5(const char *pw, const char *salt, char *passwd, unsigned dstlen)
char * px_crypt_shacrypt(const char *pw, const char *salt, char *passwd, unsigned dstlen)
void CheckBuiltinCryptoMode(void)
bool pg_strong_random(void *buf, size_t len)
int pg_strcasecmp(const char *s1, const char *s2)
static char * run_crypt_des(const char *psw, const char *salt, char *buf, unsigned len)
int px_gen_salt(const char *salt_type, char *buf, int rounds)
static const struct px_crypt_algo px_crypt_list[]
static char * run_crypt_bf(const char *psw, const char *salt, char *buf, unsigned len)
static struct generator gen_list[]
char * px_crypt(const char *psw, const char *salt, char *buf, unsigned len)
static char * run_crypt_md5(const char *psw, const char *salt, char *buf, unsigned len)
static char * run_crypt_sha(const char *psw, const char *salt, char *buf, unsigned len)
#define PX_SHACRYPT_ROUNDS_MAX
#define PX_SHACRYPT_ROUNDS_MIN
#define PX_SHACRYPT_SALT_MAX_LEN
#define PX_SHACRYPT_ROUNDS_DEFAULT
void px_memset(void *ptr, int c, size_t len)
#define PXE_BAD_SALT_ROUNDS
#define PXE_UNKNOWN_SALT_ALGO
char *(* gen)(unsigned long count, const char *input, int size, char *output, int output_size)