Mercurial > hg > nginx-quic
annotate src/os/unix/ngx_user.c @ 4344:d6b719ec10b8
release-1.1.11 tag
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Mon, 12 Dec 2011 14:18:15 +0000 |
parents | 9c057d5e1c27 |
children | d620f497c50f |
rev | line source |
---|---|
503 | 1 |
2 /* | |
3 * Copyright (C) Igor Sysoev | |
4 */ | |
5 | |
6 | |
7 #include <ngx_config.h> | |
8 #include <ngx_core.h> | |
9 | |
10 | |
11 /* | |
12 * Solaris has thread-safe crypt() | |
13 * Linux has crypt_r(); "struct crypt_data" is more than 128K | |
14 * FreeBSD needs the mutex to protect crypt() | |
15 * | |
16 * TODO: | |
17 * ngx_crypt_init() to init mutex | |
18 */ | |
19 | |
20 | |
21 #if (NGX_CRYPT) | |
22 | |
527 | 23 #if (NGX_HAVE_GNU_CRYPT_R) |
503 | 24 |
25 ngx_int_t | |
3922
9c057d5e1c27
"$apr1", "{PLAIN}", and "{SSHA}" password methods in auth basic module
Igor Sysoev <igor@sysoev.ru>
parents:
3796
diff
changeset
|
26 ngx_libc_crypt(ngx_pool_t *pool, u_char *key, u_char *salt, u_char **encrypted) |
503 | 27 { |
28 char *value; | |
29 size_t len; | |
509 | 30 ngx_err_t err; |
503 | 31 struct crypt_data cd; |
32 | |
509 | 33 ngx_set_errno(0); |
34 | |
35 cd.initialized = 0; | |
529 | 36 /* work around the glibc bug */ |
37 cd.current_salt[0] = ~salt[0]; | |
509 | 38 |
503 | 39 value = crypt_r((char *) key, (char *) salt, &cd); |
40 | |
509 | 41 err = ngx_errno; |
42 | |
43 if (err == 0) { | |
3796
7dec2852e8fd
allocate last zero byte in ngx_crypt()
Igor Sysoev <igor@sysoev.ru>
parents:
2049
diff
changeset
|
44 len = ngx_strlen(value) + 1; |
503 | 45 |
2049 | 46 *encrypted = ngx_pnalloc(pool, len); |
503 | 47 if (*encrypted) { |
3796
7dec2852e8fd
allocate last zero byte in ngx_crypt()
Igor Sysoev <igor@sysoev.ru>
parents:
2049
diff
changeset
|
48 ngx_memcpy(*encrypted, value, len); |
503 | 49 return NGX_OK; |
50 } | |
51 } | |
52 | |
509 | 53 ngx_log_error(NGX_LOG_CRIT, pool->log, err, "crypt_r() failed"); |
54 | |
503 | 55 return NGX_ERROR; |
56 } | |
57 | |
58 #else | |
59 | |
60 ngx_int_t | |
3922
9c057d5e1c27
"$apr1", "{PLAIN}", and "{SSHA}" password methods in auth basic module
Igor Sysoev <igor@sysoev.ru>
parents:
3796
diff
changeset
|
61 ngx_libc_crypt(ngx_pool_t *pool, u_char *key, u_char *salt, u_char **encrypted) |
503 | 62 { |
63 char *value; | |
64 size_t len; | |
509 | 65 ngx_err_t err; |
503 | 66 |
67 #if (NGX_THREADS && NGX_NONREENTRANT_CRYPT) | |
68 | |
69 /* crypt() is a time consuming funtion, so we only try to lock */ | |
70 | |
71 if (ngx_mutex_trylock(ngx_crypt_mutex) != NGX_OK) { | |
72 return NGX_AGAIN; | |
73 } | |
74 | |
75 #endif | |
76 | |
509 | 77 ngx_set_errno(0); |
503 | 78 |
79 value = crypt((char *) key, (char *) salt); | |
80 | |
81 if (value) { | |
3796
7dec2852e8fd
allocate last zero byte in ngx_crypt()
Igor Sysoev <igor@sysoev.ru>
parents:
2049
diff
changeset
|
82 len = ngx_strlen(value) + 1; |
503 | 83 |
2049 | 84 *encrypted = ngx_pnalloc(pool, len); |
503 | 85 if (*encrypted) { |
3796
7dec2852e8fd
allocate last zero byte in ngx_crypt()
Igor Sysoev <igor@sysoev.ru>
parents:
2049
diff
changeset
|
86 ngx_memcpy(*encrypted, value, len); |
503 | 87 } |
509 | 88 |
89 #if (NGX_THREADS && NGX_NONREENTRANT_CRYPT) | |
90 ngx_mutex_unlock(ngx_crypt_mutex); | |
91 #endif | |
92 return NGX_OK; | |
503 | 93 } |
94 | |
509 | 95 err = ngx_errno; |
96 | |
503 | 97 #if (NGX_THREADS && NGX_NONREENTRANT_CRYPT) |
98 ngx_mutex_unlock(ngx_crypt_mutex); | |
99 #endif | |
100 | |
509 | 101 ngx_log_error(NGX_LOG_CRIT, pool->log, err, "crypt() failed"); |
102 | |
103 return NGX_ERROR; | |
503 | 104 } |
105 | |
106 #endif | |
107 | |
108 #endif /* NGX_CRYPT */ |