Mercurial > hg > nginx
annotate src/core/ngx_regex.c @ 381:02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Wed, 07 Jul 2004 15:01:00 +0000 |
parents | 5cfd65b8b0a7 |
children | da8c5707af39 |
rev | line source |
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195
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1 |
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2 #include <ngx_config.h> |
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3 #include <ngx_core.h> |
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4 |
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5 |
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6 static void *ngx_regex_malloc(size_t size); |
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7 static void ngx_regex_free(void *p); |
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8 |
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9 |
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10 static ngx_pool_t *ngx_pcre_pool; |
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11 |
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12 |
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13 void ngx_regex_init() |
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14 { |
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15 pcre_malloc = ngx_regex_malloc; |
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16 pcre_free = ngx_regex_free; |
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17 } |
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18 |
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19 |
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20 ngx_regex_t *ngx_regex_compile(ngx_str_t *pattern, ngx_int_t options, |
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21 ngx_pool_t *pool, ngx_str_t *err) |
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22 { |
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23 int erroff; |
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24 const char *errstr; |
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25 ngx_regex_t *re; |
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26 #if (NGX_THREADS) |
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27 ngx_core_tls_t *tls; |
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28 |
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29 #if (NGX_SUPPRESS_WARN) |
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30 tls = NULL; |
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31 #endif |
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32 |
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33 if (ngx_threaded) { |
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34 tls = ngx_thread_get_tls(ngx_core_tls_key); |
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35 tls->pool = pool; |
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36 } else { |
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37 ngx_pcre_pool = pool; |
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38 } |
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39 |
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40 #else |
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41 |
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42 ngx_pcre_pool = pool; |
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43 |
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44 #endif |
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45 |
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46 re = pcre_compile((const char *) pattern->data, (int) options, |
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47 &errstr, &erroff, NULL); |
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48 |
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49 if (re == NULL) { |
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50 if ((size_t) erroff == pattern->len) { |
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51 ngx_snprintf((char *) err->data, err->len - 1, |
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52 "pcre_compile() failed: %s in \"%s\"", |
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53 errstr, pattern->data); |
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54 } else { |
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55 ngx_snprintf((char *) err->data, err->len - 1, |
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56 "pcre_compile() failed: %s in \"%s\" at \"%s\"", |
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57 errstr, pattern->data, pattern->data + erroff); |
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58 } |
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59 } |
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60 |
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61 /* ensure that there is no current pool */ |
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62 |
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63 #if (NGX_THREADS) |
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64 if (ngx_threaded) { |
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65 tls->pool = NULL; |
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66 } else { |
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67 ngx_pcre_pool = NULL; |
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68 } |
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69 #else |
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70 ngx_pcre_pool = NULL; |
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71 #endif |
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72 |
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73 return re; |
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74 } |
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75 |
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76 |
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77 ngx_int_t ngx_regex_exec(ngx_regex_t *re, ngx_str_t *s, |
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78 int *matches, ngx_int_t size) |
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79 { |
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80 int rc; |
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81 |
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82 rc = pcre_exec(re, NULL, (const char *) s->data, s->len, 0, 0, |
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83 matches, size); |
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84 |
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85 if (rc == -1) { |
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86 return NGX_DECLINED; |
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87 } |
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88 |
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89 return rc; |
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90 } |
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91 |
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92 |
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93 static void *ngx_regex_malloc(size_t size) |
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94 { |
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95 ngx_pool_t *pool; |
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96 #if (NGX_THREADS) |
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97 ngx_core_tls_t *tls; |
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98 |
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99 if (ngx_threaded) { |
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100 tls = ngx_thread_get_tls(ngx_core_tls_key); |
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101 pool = tls->pool; |
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102 } else { |
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103 pool = ngx_pcre_pool; |
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104 } |
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105 #else |
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106 pool = ngx_pcre_pool; |
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107 #endif |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
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108 |
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nginx-0.0.7-2004-07-07-19:01:00 import
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109 if (pool) { |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
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110 return ngx_palloc(pool, size); |
294
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
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111 } |
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
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112 |
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
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113 return NULL; |
195
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nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
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114 } |
8dee38ea9117
nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
115 |
8dee38ea9117
nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
116 |
8dee38ea9117
nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
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117 static void ngx_regex_free(void *p) |
8dee38ea9117
nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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118 { |
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nginx-0.0.1-2003-11-25-23:44:56 import
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119 return; |
8dee38ea9117
nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
120 } |