Mercurial > hg > nginx
annotate src/http/ngx_http_script.c @ 8289:949b95e4d504 quic
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
This allows to avoid extra allocation and use two static buffers instead.
Adjusted maximum paket size calculation: need to account a tag.
author | Vladimir Homutov <vl@nginx.com> |
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date | Thu, 26 Mar 2020 18:29:38 +0300 |
parents | 7aa20af4ac00 |
children | bdd4d89370a7 |
rev | line source |
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441
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
441
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5 */ |
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6 |
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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 #include <ngx_http.h> |
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11 |
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12 |
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13 static ngx_int_t ngx_http_script_init_arrays(ngx_http_script_compile_t *sc); |
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14 static ngx_int_t ngx_http_script_done(ngx_http_script_compile_t *sc); |
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15 static ngx_int_t ngx_http_script_add_copy_code(ngx_http_script_compile_t *sc, |
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16 ngx_str_t *value, ngx_uint_t last); |
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17 static ngx_int_t ngx_http_script_add_var_code(ngx_http_script_compile_t *sc, |
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18 ngx_str_t *name); |
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19 static ngx_int_t ngx_http_script_add_args_code(ngx_http_script_compile_t *sc); |
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20 #if (NGX_PCRE) |
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21 static ngx_int_t ngx_http_script_add_capture_code(ngx_http_script_compile_t *sc, |
6474 | 22 ngx_uint_t n); |
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23 #endif |
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24 static ngx_int_t |
6474 | 25 ngx_http_script_add_full_name_code(ngx_http_script_compile_t *sc); |
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26 static size_t ngx_http_script_full_name_len_code(ngx_http_script_engine_t *e); |
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27 static void ngx_http_script_full_name_code(ngx_http_script_engine_t *e); |
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28 |
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29 |
509 | 30 #define ngx_http_script_exit (u_char *) &ngx_http_script_exit_code |
31 | |
32 static uintptr_t ngx_http_script_exit_code = (uintptr_t) NULL; | |
33 | |
34 | |
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35 void |
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36 ngx_http_script_flush_complex_value(ngx_http_request_t *r, |
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37 ngx_http_complex_value_t *val) |
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38 { |
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39 ngx_uint_t *index; |
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40 |
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41 index = val->flushes; |
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42 |
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43 if (index) { |
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44 while (*index != (ngx_uint_t) -1) { |
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45 |
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46 if (r->variables[*index].no_cacheable) { |
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47 r->variables[*index].valid = 0; |
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48 r->variables[*index].not_found = 0; |
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49 } |
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50 |
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51 index++; |
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52 } |
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53 } |
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54 } |
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55 |
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56 |
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57 ngx_int_t |
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58 ngx_http_complex_value(ngx_http_request_t *r, ngx_http_complex_value_t *val, |
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59 ngx_str_t *value) |
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60 { |
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61 size_t len; |
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62 ngx_http_script_code_pt code; |
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63 ngx_http_script_len_code_pt lcode; |
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64 ngx_http_script_engine_t e; |
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65 |
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66 if (val->lengths == NULL) { |
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67 *value = val->value; |
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68 return NGX_OK; |
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69 } |
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70 |
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71 ngx_http_script_flush_complex_value(r, val); |
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72 |
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73 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); |
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74 |
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75 e.ip = val->lengths; |
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76 e.request = r; |
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77 e.flushed = 1; |
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78 |
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79 len = 0; |
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80 |
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81 while (*(uintptr_t *) e.ip) { |
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82 lcode = *(ngx_http_script_len_code_pt *) e.ip; |
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83 len += lcode(&e); |
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84 } |
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85 |
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86 value->len = len; |
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87 value->data = ngx_pnalloc(r->pool, len); |
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88 if (value->data == NULL) { |
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89 return NGX_ERROR; |
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90 } |
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91 |
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92 e.ip = val->values; |
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93 e.pos = value->data; |
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94 e.buf = *value; |
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95 |
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96 while (*(uintptr_t *) e.ip) { |
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97 code = *(ngx_http_script_code_pt *) e.ip; |
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98 code((ngx_http_script_engine_t *) &e); |
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99 } |
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100 |
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101 *value = e.buf; |
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102 |
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103 return NGX_OK; |
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104 } |
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105 |
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106 |
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107 size_t |
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108 ngx_http_complex_value_size(ngx_http_request_t *r, |
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109 ngx_http_complex_value_t *val, size_t default_value) |
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110 { |
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111 size_t size; |
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112 ngx_str_t value; |
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113 |
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114 if (val == NULL) { |
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115 return default_value; |
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116 } |
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117 |
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118 if (val->lengths == NULL) { |
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119 return val->u.size; |
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120 } |
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121 |
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122 if (ngx_http_complex_value(r, val, &value) != NGX_OK) { |
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123 return default_value; |
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124 } |
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125 |
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126 size = ngx_parse_size(&value); |
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127 |
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128 if (size == (size_t) NGX_ERROR) { |
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129 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
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130 "invalid size \"%V\"", &value); |
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131 return default_value; |
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132 } |
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133 |
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134 return size; |
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135 } |
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136 |
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137 |
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138 ngx_int_t |
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139 ngx_http_compile_complex_value(ngx_http_compile_complex_value_t *ccv) |
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140 { |
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141 ngx_str_t *v; |
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142 ngx_uint_t i, n, nv, nc; |
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143 ngx_array_t flushes, lengths, values, *pf, *pl, *pv; |
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144 ngx_http_script_compile_t sc; |
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145 |
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146 v = ccv->value; |
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147 |
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148 nv = 0; |
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149 nc = 0; |
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150 |
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151 for (i = 0; i < v->len; i++) { |
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152 if (v->data[i] == '$') { |
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153 if (v->data[i + 1] >= '1' && v->data[i + 1] <= '9') { |
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154 nc++; |
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155 |
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156 } else { |
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157 nv++; |
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158 } |
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159 } |
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160 } |
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161 |
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162 if ((v->len == 0 || v->data[0] != '$') |
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163 && (ccv->conf_prefix || ccv->root_prefix)) |
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164 { |
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165 if (ngx_conf_full_name(ccv->cf->cycle, v, ccv->conf_prefix) != NGX_OK) { |
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166 return NGX_ERROR; |
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167 } |
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168 |
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169 ccv->conf_prefix = 0; |
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170 ccv->root_prefix = 0; |
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171 } |
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172 |
2608
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173 ccv->complex_value->value = *v; |
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174 ccv->complex_value->flushes = NULL; |
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175 ccv->complex_value->lengths = NULL; |
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176 ccv->complex_value->values = NULL; |
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177 |
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178 if (nv == 0 && nc == 0) { |
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179 return NGX_OK; |
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180 } |
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181 |
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182 n = nv + 1; |
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183 |
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184 if (ngx_array_init(&flushes, ccv->cf->pool, n, sizeof(ngx_uint_t)) |
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185 != NGX_OK) |
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186 { |
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187 return NGX_ERROR; |
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188 } |
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189 |
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190 n = nv * (2 * sizeof(ngx_http_script_copy_code_t) |
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191 + sizeof(ngx_http_script_var_code_t)) |
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192 + sizeof(uintptr_t); |
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193 |
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194 if (ngx_array_init(&lengths, ccv->cf->pool, n, 1) != NGX_OK) { |
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195 return NGX_ERROR; |
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196 } |
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197 |
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198 n = (nv * (2 * sizeof(ngx_http_script_copy_code_t) |
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199 + sizeof(ngx_http_script_var_code_t)) |
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200 + sizeof(uintptr_t) |
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201 + v->len |
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202 + sizeof(uintptr_t) - 1) |
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203 & ~(sizeof(uintptr_t) - 1); |
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204 |
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205 if (ngx_array_init(&values, ccv->cf->pool, n, 1) != NGX_OK) { |
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206 return NGX_ERROR; |
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207 } |
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208 |
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209 pf = &flushes; |
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210 pl = &lengths; |
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211 pv = &values; |
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212 |
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213 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); |
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214 |
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215 sc.cf = ccv->cf; |
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216 sc.source = v; |
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217 sc.flushes = &pf; |
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218 sc.lengths = &pl; |
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219 sc.values = &pv; |
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220 sc.complete_lengths = 1; |
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221 sc.complete_values = 1; |
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222 sc.zero = ccv->zero; |
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223 sc.conf_prefix = ccv->conf_prefix; |
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224 sc.root_prefix = ccv->root_prefix; |
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225 |
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226 if (ngx_http_script_compile(&sc) != NGX_OK) { |
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227 return NGX_ERROR; |
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228 } |
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229 |
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230 if (flushes.nelts) { |
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231 ccv->complex_value->flushes = flushes.elts; |
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232 ccv->complex_value->flushes[flushes.nelts] = (ngx_uint_t) -1; |
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233 } |
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234 |
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235 ccv->complex_value->lengths = lengths.elts; |
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236 ccv->complex_value->values = values.elts; |
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237 |
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238 return NGX_OK; |
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239 } |
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240 |
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241 |
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242 char * |
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244 { |
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245 char *p = conf; |
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246 |
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247 ngx_str_t *value; |
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248 ngx_http_complex_value_t **cv; |
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249 ngx_http_compile_complex_value_t ccv; |
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250 |
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251 cv = (ngx_http_complex_value_t **) (p + cmd->offset); |
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252 |
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253 if (*cv != NULL) { |
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254 return "is duplicate"; |
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255 } |
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256 |
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257 *cv = ngx_palloc(cf->pool, sizeof(ngx_http_complex_value_t)); |
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258 if (*cv == NULL) { |
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259 return NGX_CONF_ERROR; |
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260 } |
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261 |
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262 value = cf->args->elts; |
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263 |
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264 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); |
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265 |
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266 ccv.cf = cf; |
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267 ccv.value = &value[1]; |
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268 ccv.complex_value = *cv; |
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269 |
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270 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { |
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271 return NGX_CONF_ERROR; |
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272 } |
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273 |
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274 return NGX_CONF_OK; |
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275 } |
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276 |
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277 |
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278 char * |
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279 ngx_http_set_complex_value_size_slot(ngx_conf_t *cf, ngx_command_t *cmd, |
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280 void *conf) |
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281 { |
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282 char *p = conf; |
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283 |
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284 char *rv; |
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285 ngx_http_complex_value_t *cv; |
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286 |
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287 rv = ngx_http_set_complex_value_slot(cf, cmd, conf); |
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288 |
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289 if (rv != NGX_CONF_OK) { |
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290 return rv; |
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291 } |
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292 |
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293 cv = *(ngx_http_complex_value_t **) (p + cmd->offset); |
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294 |
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295 if (cv->lengths) { |
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296 return NGX_CONF_OK; |
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297 } |
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298 |
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299 cv->u.size = ngx_parse_size(&cv->value); |
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300 if (cv->u.size == (size_t) NGX_ERROR) { |
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301 return "invalid value"; |
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302 } |
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303 |
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304 return NGX_CONF_OK; |
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305 } |
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306 |
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307 |
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308 ngx_int_t |
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309 ngx_http_test_predicates(ngx_http_request_t *r, ngx_array_t *predicates) |
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310 { |
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311 ngx_str_t val; |
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312 ngx_uint_t i; |
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313 ngx_http_complex_value_t *cv; |
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314 |
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315 if (predicates == NULL) { |
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316 return NGX_OK; |
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317 } |
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318 |
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319 cv = predicates->elts; |
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320 |
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321 for (i = 0; i < predicates->nelts; i++) { |
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322 if (ngx_http_complex_value(r, &cv[i], &val) != NGX_OK) { |
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323 return NGX_ERROR; |
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324 } |
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325 |
3893
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326 if (val.len && (val.len != 1 || val.data[0] != '0')) { |
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327 return NGX_DECLINED; |
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328 } |
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329 } |
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330 |
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331 return NGX_OK; |
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332 } |
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333 |
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334 |
7439
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335 ngx_int_t |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
changeset
|
336 ngx_http_test_required_predicates(ngx_http_request_t *r, |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
changeset
|
337 ngx_array_t *predicates) |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
changeset
|
338 { |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
changeset
|
339 ngx_str_t val; |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
changeset
|
340 ngx_uint_t i; |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
changeset
|
341 ngx_http_complex_value_t *cv; |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
changeset
|
342 |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
changeset
|
343 if (predicates == NULL) { |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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changeset
|
344 return NGX_OK; |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
changeset
|
345 } |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
changeset
|
346 |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
changeset
|
347 cv = predicates->elts; |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
changeset
|
348 |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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changeset
|
349 for (i = 0; i < predicates->nelts; i++) { |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
changeset
|
350 if (ngx_http_complex_value(r, &cv[i], &val) != NGX_OK) { |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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|
351 return NGX_ERROR; |
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Added the ngx_http_test_required_predicates() function.
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|
352 } |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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|
353 |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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changeset
|
354 if (val.len == 0 || (val.len == 1 && val.data[0] == '0')) { |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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changeset
|
355 return NGX_DECLINED; |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
changeset
|
356 } |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
changeset
|
357 } |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
changeset
|
358 |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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changeset
|
359 return NGX_OK; |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
changeset
|
360 } |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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parents:
7271
diff
changeset
|
361 |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
Vladimir Homutov <vl@nginx.com>
parents:
7271
diff
changeset
|
362 |
3691
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|
363 char * |
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|
364 ngx_http_set_predicate_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
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365 { |
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|
366 char *p = conf; |
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|
367 |
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|
368 ngx_str_t *value; |
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369 ngx_uint_t i; |
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370 ngx_array_t **a; |
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|
371 ngx_http_complex_value_t *cv; |
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|
372 ngx_http_compile_complex_value_t ccv; |
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373 |
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374 a = (ngx_array_t **) (p + cmd->offset); |
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|
375 |
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376 if (*a == NGX_CONF_UNSET_PTR) { |
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377 *a = ngx_array_create(cf->pool, 1, sizeof(ngx_http_complex_value_t)); |
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|
378 if (*a == NULL) { |
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|
379 return NGX_CONF_ERROR; |
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|
380 } |
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diff
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|
381 } |
55f95e91daed
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diff
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|
382 |
55f95e91daed
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diff
changeset
|
383 value = cf->args->elts; |
55f95e91daed
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3633
diff
changeset
|
384 |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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3633
diff
changeset
|
385 for (i = 1; i < cf->args->nelts; i++) { |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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3633
diff
changeset
|
386 cv = ngx_array_push(*a); |
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ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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diff
changeset
|
387 if (cv == NULL) { |
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3633
diff
changeset
|
388 return NGX_CONF_ERROR; |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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3633
diff
changeset
|
389 } |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
Igor Sysoev <igor@sysoev.ru>
parents:
3633
diff
changeset
|
390 |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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parents:
3633
diff
changeset
|
391 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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3633
diff
changeset
|
392 |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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diff
changeset
|
393 ccv.cf = cf; |
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ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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diff
changeset
|
394 ccv.value = &value[i]; |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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diff
changeset
|
395 ccv.complex_value = cv; |
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ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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diff
changeset
|
396 |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
Igor Sysoev <igor@sysoev.ru>
parents:
3633
diff
changeset
|
397 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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diff
changeset
|
398 return NGX_CONF_ERROR; |
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ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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3633
diff
changeset
|
399 } |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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3633
diff
changeset
|
400 } |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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parents:
3633
diff
changeset
|
401 |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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diff
changeset
|
402 return NGX_CONF_OK; |
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parents:
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diff
changeset
|
403 } |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
Igor Sysoev <igor@sysoev.ru>
parents:
3633
diff
changeset
|
404 |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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3633
diff
changeset
|
405 |
509 | 406 ngx_uint_t |
407 ngx_http_script_variables_count(ngx_str_t *value) | |
99
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nginx-0.0.1-2003-06-02-19:24:30 import
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parents:
diff
changeset
|
408 { |
509 | 409 ngx_uint_t i, n; |
507 | 410 |
509 | 411 for (n = 0, i = 0; i < value->len; i++) { |
412 if (value->data[i] == '$') { | |
413 n++; | |
414 } | |
507 | 415 } |
416 | |
509 | 417 return n; |
418 } | |
419 | |
420 | |
421 ngx_int_t | |
422 ngx_http_script_compile(ngx_http_script_compile_t *sc) | |
423 { | |
2577
2dcbcfc1a8d1
split ngx_http_script_compile()
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2547
diff
changeset
|
424 u_char ch; |
2dcbcfc1a8d1
split ngx_http_script_compile()
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diff
changeset
|
425 ngx_str_t name; |
2dcbcfc1a8d1
split ngx_http_script_compile()
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diff
changeset
|
426 ngx_uint_t i, bracket; |
573 | 427 |
2577
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split ngx_http_script_compile()
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diff
changeset
|
428 if (ngx_http_script_init_arrays(sc) != NGX_OK) { |
2dcbcfc1a8d1
split ngx_http_script_compile()
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diff
changeset
|
429 return NGX_ERROR; |
509 | 430 } |
431 | |
432 for (i = 0; i < sc->source->len; /* void */ ) { | |
433 | |
434 name.len = 0; | |
435 | |
436 if (sc->source->data[i] == '$') { | |
437 | |
438 if (++i == sc->source->len) { | |
439 goto invalid_variable; | |
440 } | |
441 | |
6644
af642539cd53
Fixed regex captures handling without PCRE.
Vladimir Homutov <vl@nginx.com>
parents:
6480
diff
changeset
|
442 if (sc->source->data[i] >= '1' && sc->source->data[i] <= '9') { |
2547
912ce4113f21
now regex captures are per-request entities
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2498
diff
changeset
|
443 #if (NGX_PCRE) |
6644
af642539cd53
Fixed regex captures handling without PCRE.
Vladimir Homutov <vl@nginx.com>
parents:
6480
diff
changeset
|
444 ngx_uint_t n; |
509 | 445 |
641 | 446 n = sc->source->data[i] - '0'; |
447 | |
6861
e4590dfd97ff
Win32: support 64-bit compilation with MSVC.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6644
diff
changeset
|
448 if (sc->captures_mask & ((ngx_uint_t) 1 << n)) { |
641 | 449 sc->dup_capture = 1; |
450 } | |
451 | |
6861
e4590dfd97ff
Win32: support 64-bit compilation with MSVC.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6644
diff
changeset
|
452 sc->captures_mask |= (ngx_uint_t) 1 << n; |
641 | 453 |
2577
2dcbcfc1a8d1
split ngx_http_script_compile()
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diff
changeset
|
454 if (ngx_http_script_add_capture_code(sc, n) != NGX_OK) { |
509 | 455 return NGX_ERROR; |
456 } | |
457 | |
458 i++; | |
459 | |
460 continue; | |
6644
af642539cd53
Fixed regex captures handling without PCRE.
Vladimir Homutov <vl@nginx.com>
parents:
6480
diff
changeset
|
461 #else |
af642539cd53
Fixed regex captures handling without PCRE.
Vladimir Homutov <vl@nginx.com>
parents:
6480
diff
changeset
|
462 ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0, |
af642539cd53
Fixed regex captures handling without PCRE.
Vladimir Homutov <vl@nginx.com>
parents:
6480
diff
changeset
|
463 "using variable \"$%c\" requires " |
af642539cd53
Fixed regex captures handling without PCRE.
Vladimir Homutov <vl@nginx.com>
parents:
6480
diff
changeset
|
464 "PCRE library", sc->source->data[i]); |
af642539cd53
Fixed regex captures handling without PCRE.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
465 return NGX_ERROR; |
af642539cd53
Fixed regex captures handling without PCRE.
Vladimir Homutov <vl@nginx.com>
parents:
6480
diff
changeset
|
466 #endif |
2577
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split ngx_http_script_compile()
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diff
changeset
|
467 } |
2547
912ce4113f21
now regex captures are per-request entities
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parents:
2498
diff
changeset
|
468 |
509 | 469 if (sc->source->data[i] == '{') { |
470 bracket = 1; | |
471 | |
472 if (++i == sc->source->len) { | |
473 goto invalid_variable; | |
474 } | |
475 | |
476 name.data = &sc->source->data[i]; | |
477 | |
478 } else { | |
479 bracket = 0; | |
480 name.data = &sc->source->data[i]; | |
481 } | |
482 | |
483 for ( /* void */ ; i < sc->source->len; i++, name.len++) { | |
484 ch = sc->source->data[i]; | |
507 | 485 |
509 | 486 if (ch == '}' && bracket) { |
487 i++; | |
488 bracket = 0; | |
489 break; | |
490 } | |
491 | |
492 if ((ch >= 'A' && ch <= 'Z') | |
493 || (ch >= 'a' && ch <= 'z') | |
494 || (ch >= '0' && ch <= '9') | |
495 || ch == '_') | |
496 { | |
497 continue; | |
498 } | |
499 | |
500 break; | |
501 } | |
502 | |
503 if (bracket) { | |
504 ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0, | |
505 "the closing bracket in \"%V\" " | |
506 "variable is missing", &name); | |
507 | 507 return NGX_ERROR; |
508 } | |
509 | |
509 | 510 if (name.len == 0) { |
511 goto invalid_variable; | |
512 } | |
507 | 513 |
509 | 514 sc->variables++; |
507 | 515 |
2577
2dcbcfc1a8d1
split ngx_http_script_compile()
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diff
changeset
|
516 if (ngx_http_script_add_var_code(sc, &name) != NGX_OK) { |
507 | 517 return NGX_ERROR; |
518 } | |
99
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nginx-0.0.1-2003-06-02-19:24:30 import
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parents:
diff
changeset
|
519 |
509 | 520 continue; |
521 } | |
507 | 522 |
509 | 523 if (sc->source->data[i] == '?' && sc->compile_args) { |
524 sc->args = 1; | |
525 sc->compile_args = 0; | |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
526 |
2577
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
527 if (ngx_http_script_add_args_code(sc) != NGX_OK) { |
1891
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528 return NGX_ERROR; |
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529 } |
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530 |
509 | 531 i++; |
532 | |
507 | 533 continue; |
534 } | |
535 | |
509 | 536 name.data = &sc->source->data[i]; |
537 | |
2498
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538 while (i < sc->source->len) { |
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539 |
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540 if (sc->source->data[i] == '$') { |
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541 break; |
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542 } |
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543 |
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544 if (sc->source->data[i] == '?') { |
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545 |
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546 sc->args = 1; |
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547 |
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548 if (sc->compile_args) { |
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549 break; |
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550 } |
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551 } |
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552 |
509 | 553 i++; |
554 name.len++; | |
555 } | |
556 | |
557 sc->size += name.len; | |
558 | |
2587
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559 if (ngx_http_script_add_copy_code(sc, &name, (i == sc->source->len)) |
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560 != NGX_OK) |
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561 { |
509 | 562 return NGX_ERROR; |
563 } | |
507 | 564 } |
565 | |
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566 return ngx_http_script_done(sc); |
509 | 567 |
568 invalid_variable: | |
569 | |
570 ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0, "invalid variable name"); | |
571 | |
572 return NGX_ERROR; | |
99
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573 } |
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574 |
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575 |
623 | 576 u_char * |
577 ngx_http_script_run(ngx_http_request_t *r, ngx_str_t *value, | |
578 void *code_lengths, size_t len, void *code_values) | |
579 { | |
1152
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580 ngx_uint_t i; |
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581 ngx_http_script_code_pt code; |
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582 ngx_http_script_len_code_pt lcode; |
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583 ngx_http_script_engine_t e; |
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584 ngx_http_core_main_conf_t *cmcf; |
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585 |
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586 cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); |
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587 |
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588 for (i = 0; i < cmcf->variables.nelts; i++) { |
1565 | 589 if (r->variables[i].no_cacheable) { |
1152
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590 r->variables[i].valid = 0; |
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591 r->variables[i].not_found = 0; |
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592 } |
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593 } |
623 | 594 |
595 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
596 | |
597 e.ip = code_lengths; | |
598 e.request = r; | |
599 e.flushed = 1; | |
600 | |
601 while (*(uintptr_t *) e.ip) { | |
602 lcode = *(ngx_http_script_len_code_pt *) e.ip; | |
603 len += lcode(&e); | |
604 } | |
605 | |
606 | |
607 value->len = len; | |
2049 | 608 value->data = ngx_pnalloc(r->pool, len); |
623 | 609 if (value->data == NULL) { |
610 return NULL; | |
611 } | |
612 | |
613 e.ip = code_values; | |
614 e.pos = value->data; | |
615 | |
616 while (*(uintptr_t *) e.ip) { | |
617 code = *(ngx_http_script_code_pt *) e.ip; | |
618 code((ngx_http_script_engine_t *) &e); | |
619 } | |
620 | |
621 return e.pos; | |
622 } | |
623 | |
624 | |
573 | 625 void |
1565 | 626 ngx_http_script_flush_no_cacheable_variables(ngx_http_request_t *r, |
573 | 627 ngx_array_t *indices) |
628 { | |
629 ngx_uint_t n, *index; | |
630 | |
631 if (indices) { | |
632 index = indices->elts; | |
633 for (n = 0; n < indices->nelts; n++) { | |
1565 | 634 if (r->variables[index[n]].no_cacheable) { |
573 | 635 r->variables[index[n]].valid = 0; |
636 r->variables[index[n]].not_found = 0; | |
637 } | |
638 } | |
639 } | |
640 } | |
641 | |
642 | |
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643 static ngx_int_t |
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644 ngx_http_script_init_arrays(ngx_http_script_compile_t *sc) |
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645 { |
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646 ngx_uint_t n; |
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647 |
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648 if (sc->flushes && *sc->flushes == NULL) { |
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649 n = sc->variables ? sc->variables : 1; |
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650 *sc->flushes = ngx_array_create(sc->cf->pool, n, sizeof(ngx_uint_t)); |
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651 if (*sc->flushes == NULL) { |
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652 return NGX_ERROR; |
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653 } |
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654 } |
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655 |
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656 if (*sc->lengths == NULL) { |
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657 n = sc->variables * (2 * sizeof(ngx_http_script_copy_code_t) |
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658 + sizeof(ngx_http_script_var_code_t)) |
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659 + sizeof(uintptr_t); |
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660 |
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661 *sc->lengths = ngx_array_create(sc->cf->pool, n, 1); |
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662 if (*sc->lengths == NULL) { |
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663 return NGX_ERROR; |
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664 } |
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665 } |
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|
666 |
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667 if (*sc->values == NULL) { |
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668 n = (sc->variables * (2 * sizeof(ngx_http_script_copy_code_t) |
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669 + sizeof(ngx_http_script_var_code_t)) |
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670 + sizeof(uintptr_t) |
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671 + sc->source->len |
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672 + sizeof(uintptr_t) - 1) |
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673 & ~(sizeof(uintptr_t) - 1); |
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674 |
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675 *sc->values = ngx_array_create(sc->cf->pool, n, 1); |
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676 if (*sc->values == NULL) { |
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677 return NGX_ERROR; |
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|
678 } |
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|
679 } |
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|
680 |
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|
681 sc->variables = 0; |
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|
682 |
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683 return NGX_OK; |
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684 } |
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|
685 |
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|
686 |
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687 static ngx_int_t |
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688 ngx_http_script_done(ngx_http_script_compile_t *sc) |
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689 { |
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690 ngx_str_t zero; |
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691 uintptr_t *code; |
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692 |
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693 if (sc->zero) { |
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|
694 |
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695 zero.len = 1; |
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696 zero.data = (u_char *) "\0"; |
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|
697 |
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698 if (ngx_http_script_add_copy_code(sc, &zero, 0) != NGX_OK) { |
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699 return NGX_ERROR; |
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700 } |
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701 } |
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702 |
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703 if (sc->conf_prefix || sc->root_prefix) { |
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704 if (ngx_http_script_add_full_name_code(sc) != NGX_OK) { |
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705 return NGX_ERROR; |
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|
706 } |
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707 } |
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|
708 |
2577
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709 if (sc->complete_lengths) { |
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710 code = ngx_http_script_add_code(*sc->lengths, sizeof(uintptr_t), NULL); |
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711 if (code == NULL) { |
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712 return NGX_ERROR; |
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713 } |
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714 |
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715 *code = (uintptr_t) NULL; |
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716 } |
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717 |
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718 if (sc->complete_values) { |
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719 code = ngx_http_script_add_code(*sc->values, sizeof(uintptr_t), |
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720 &sc->main); |
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721 if (code == NULL) { |
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722 return NGX_ERROR; |
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723 } |
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724 |
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725 *code = (uintptr_t) NULL; |
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726 } |
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|
727 |
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728 return NGX_OK; |
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729 } |
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|
730 |
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731 |
509 | 732 void * |
507 | 733 ngx_http_script_start_code(ngx_pool_t *pool, ngx_array_t **codes, size_t size) |
479 | 734 { |
507 | 735 if (*codes == NULL) { |
736 *codes = ngx_array_create(pool, 256, 1); | |
737 if (*codes == NULL) { | |
738 return NULL; | |
739 } | |
740 } | |
99
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741 |
507 | 742 return ngx_array_push_n(*codes, size); |
743 } | |
744 | |
509 | 745 |
746 void * | |
747 ngx_http_script_add_code(ngx_array_t *codes, size_t size, void *code) | |
748 { | |
749 u_char *elts, **p; | |
750 void *new; | |
751 | |
752 elts = codes->elts; | |
753 | |
754 new = ngx_array_push_n(codes, size); | |
755 if (new == NULL) { | |
2911 | 756 return NULL; |
509 | 757 } |
758 | |
759 if (code) { | |
760 if (elts != codes->elts) { | |
761 p = code; | |
762 *p += (u_char *) codes->elts - elts; | |
763 } | |
764 } | |
765 | |
766 return new; | |
767 } | |
507 | 768 |
479 | 769 |
2577
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770 static ngx_int_t |
2587
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771 ngx_http_script_add_copy_code(ngx_http_script_compile_t *sc, ngx_str_t *value, |
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772 ngx_uint_t last) |
2577
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773 { |
2587
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774 u_char *p; |
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775 size_t size, len, zero; |
2577
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776 ngx_http_script_copy_code_t *code; |
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777 |
2587
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778 zero = (sc->zero && last); |
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779 len = value->len + zero; |
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780 |
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781 code = ngx_http_script_add_code(*sc->lengths, |
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782 sizeof(ngx_http_script_copy_code_t), NULL); |
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783 if (code == NULL) { |
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784 return NGX_ERROR; |
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785 } |
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|
786 |
7271
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|
787 code->code = (ngx_http_script_code_pt) (void *) |
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788 ngx_http_script_copy_len_code; |
2587
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789 code->len = len; |
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790 |
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791 size = (sizeof(ngx_http_script_copy_code_t) + len + sizeof(uintptr_t) - 1) |
2577
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792 & ~(sizeof(uintptr_t) - 1); |
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793 |
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794 code = ngx_http_script_add_code(*sc->values, size, &sc->main); |
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795 if (code == NULL) { |
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796 return NGX_ERROR; |
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|
797 } |
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|
798 |
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|
799 code->code = ngx_http_script_copy_code; |
2587
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800 code->len = len; |
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801 |
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|
802 p = ngx_cpymem((u_char *) code + sizeof(ngx_http_script_copy_code_t), |
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|
803 value->data, value->len); |
2577
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804 |
2587
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|
805 if (zero) { |
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|
806 *p = '\0'; |
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|
807 sc->zero = 0; |
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|
808 } |
2577
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|
809 |
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|
810 return NGX_OK; |
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|
811 } |
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|
812 |
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|
813 |
507 | 814 size_t |
509 | 815 ngx_http_script_copy_len_code(ngx_http_script_engine_t *e) |
507 | 816 { |
817 ngx_http_script_copy_code_t *code; | |
479 | 818 |
509 | 819 code = (ngx_http_script_copy_code_t *) e->ip; |
507 | 820 |
509 | 821 e->ip += sizeof(ngx_http_script_copy_code_t); |
507 | 822 |
823 return code->len; | |
99
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824 } |
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|
825 |
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|
826 |
507 | 827 void |
509 | 828 ngx_http_script_copy_code(ngx_http_script_engine_t *e) |
99
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|
829 { |
2393 | 830 u_char *p; |
507 | 831 ngx_http_script_copy_code_t *code; |
832 | |
509 | 833 code = (ngx_http_script_copy_code_t *) e->ip; |
834 | |
2393 | 835 p = e->pos; |
836 | |
509 | 837 if (!e->skip) { |
2393 | 838 e->pos = ngx_copy(p, e->ip + sizeof(ngx_http_script_copy_code_t), |
573 | 839 code->len); |
509 | 840 } |
507 | 841 |
509 | 842 e->ip += sizeof(ngx_http_script_copy_code_t) |
843 + ((code->len + sizeof(uintptr_t) - 1) & ~(sizeof(uintptr_t) - 1)); | |
507 | 844 |
2393 | 845 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, |
846 "http script copy: \"%*s\"", e->pos - p, p); | |
99
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847 } |
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|
848 |
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|
849 |
2577
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|
850 static ngx_int_t |
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|
851 ngx_http_script_add_var_code(ngx_http_script_compile_t *sc, ngx_str_t *name) |
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|
852 { |
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|
853 ngx_int_t index, *p; |
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|
854 ngx_http_script_var_code_t *code; |
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|
855 |
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|
856 index = ngx_http_get_variable_index(sc->cf, name); |
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|
857 |
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|
858 if (index == NGX_ERROR) { |
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|
859 return NGX_ERROR; |
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|
860 } |
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changeset
|
861 |
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|
862 if (sc->flushes) { |
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|
863 p = ngx_array_push(*sc->flushes); |
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|
864 if (p == NULL) { |
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|
865 return NGX_ERROR; |
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|
866 } |
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|
867 |
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|
868 *p = index; |
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|
869 } |
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|
870 |
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|
871 code = ngx_http_script_add_code(*sc->lengths, |
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|
872 sizeof(ngx_http_script_var_code_t), NULL); |
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|
873 if (code == NULL) { |
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874 return NGX_ERROR; |
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875 } |
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876 |
7271
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877 code->code = (ngx_http_script_code_pt) (void *) |
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878 ngx_http_script_copy_var_len_code; |
2577
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879 code->index = (uintptr_t) index; |
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880 |
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881 code = ngx_http_script_add_code(*sc->values, |
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882 sizeof(ngx_http_script_var_code_t), |
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883 &sc->main); |
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884 if (code == NULL) { |
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885 return NGX_ERROR; |
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886 } |
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887 |
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888 code->code = ngx_http_script_copy_var_code; |
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889 code->index = (uintptr_t) index; |
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890 |
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891 return NGX_OK; |
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892 } |
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893 |
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|
894 |
507 | 895 size_t |
509 | 896 ngx_http_script_copy_var_len_code(ngx_http_script_engine_t *e) |
99
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|
897 { |
507 | 898 ngx_http_variable_value_t *value; |
899 ngx_http_script_var_code_t *code; | |
900 | |
509 | 901 code = (ngx_http_script_var_code_t *) e->ip; |
507 | 902 |
509 | 903 e->ip += sizeof(ngx_http_script_var_code_t); |
507 | 904 |
573 | 905 if (e->flushed) { |
906 value = ngx_http_get_indexed_variable(e->request, code->index); | |
507 | 907 |
573 | 908 } else { |
909 value = ngx_http_get_flushed_variable(e->request, code->index); | |
910 } | |
911 | |
912 if (value && !value->not_found) { | |
913 return value->len; | |
507 | 914 } |
915 | |
553 | 916 return 0; |
99
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917 } |
479 | 918 |
919 | |
507 | 920 void |
509 | 921 ngx_http_script_copy_var_code(ngx_http_script_engine_t *e) |
479 | 922 { |
2393 | 923 u_char *p; |
507 | 924 ngx_http_variable_value_t *value; |
925 ngx_http_script_var_code_t *code; | |
926 | |
509 | 927 code = (ngx_http_script_var_code_t *) e->ip; |
928 | |
929 e->ip += sizeof(ngx_http_script_var_code_t); | |
930 | |
931 if (!e->skip) { | |
573 | 932 |
933 if (e->flushed) { | |
934 value = ngx_http_get_indexed_variable(e->request, code->index); | |
509 | 935 |
573 | 936 } else { |
937 value = ngx_http_get_flushed_variable(e->request, code->index); | |
938 } | |
939 | |
940 if (value && !value->not_found) { | |
2393 | 941 p = e->pos; |
942 e->pos = ngx_copy(p, value->data, value->len); | |
509 | 943 |
2393 | 944 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, |
845
eb5cf273e5d2
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diff
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|
945 e->request->connection->log, 0, |
2393 | 946 "http script var: \"%*s\"", e->pos - p, p); |
509 | 947 } |
948 } | |
949 } | |
950 | |
951 | |
2577
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952 static ngx_int_t |
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953 ngx_http_script_add_args_code(ngx_http_script_compile_t *sc) |
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954 { |
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955 uintptr_t *code; |
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956 |
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957 code = ngx_http_script_add_code(*sc->lengths, sizeof(uintptr_t), NULL); |
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958 if (code == NULL) { |
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959 return NGX_ERROR; |
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960 } |
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|
961 |
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962 *code = (uintptr_t) ngx_http_script_mark_args_code; |
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963 |
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964 code = ngx_http_script_add_code(*sc->values, sizeof(uintptr_t), &sc->main); |
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965 if (code == NULL) { |
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966 return NGX_ERROR; |
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967 } |
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968 |
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969 *code = (uintptr_t) ngx_http_script_start_args_code; |
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970 |
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971 return NGX_OK; |
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972 } |
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973 |
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974 |
509 | 975 size_t |
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976 ngx_http_script_mark_args_code(ngx_http_script_engine_t *e) |
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|
977 { |
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978 e->is_args = 1; |
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979 e->ip += sizeof(uintptr_t); |
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|
980 |
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|
981 return 1; |
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diff
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|
982 } |
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|
983 |
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984 |
509 | 985 void |
986 ngx_http_script_start_args_code(ngx_http_script_engine_t *e) | |
987 { | |
988 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
989 "http script args"); | |
577 | 990 |
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changeset
|
991 e->is_args = 1; |
509 | 992 e->args = e->pos; |
993 e->ip += sizeof(uintptr_t); | |
994 } | |
995 | |
996 | |
517 | 997 #if (NGX_PCRE) |
998 | |
509 | 999 void |
1000 ngx_http_script_regex_start_code(ngx_http_script_engine_t *e) | |
1001 { | |
1002 size_t len; | |
1003 ngx_int_t rc; | |
1004 ngx_uint_t n; | |
1005 ngx_http_request_t *r; | |
1006 ngx_http_script_engine_t le; | |
1007 ngx_http_script_len_code_pt lcode; | |
1008 ngx_http_script_regex_code_t *code; | |
1009 | |
1010 code = (ngx_http_script_regex_code_t *) e->ip; | |
1011 | |
1012 r = e->request; | |
1013 | |
1014 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1015 "http script regex: \"%V\"", &code->name); | |
1016 | |
1017 if (code->uri) { | |
515 | 1018 e->line = r->uri; |
509 | 1019 } else { |
1020 e->sp--; | |
573 | 1021 e->line.len = e->sp->len; |
1022 e->line.data = e->sp->data; | |
509 | 1023 } |
507 | 1024 |
3325 | 1025 rc = ngx_http_regex_exec(r, code->regex, &e->line); |
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changeset
|
1026 |
3325 | 1027 if (rc == NGX_DECLINED) { |
2397 | 1028 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
509 | 1029 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
515 | 1030 "\"%V\" does not match \"%V\"", |
1031 &code->name, &e->line); | |
509 | 1032 } |
1033 | |
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1034 r->ncaptures = 0; |
515 | 1035 |
509 | 1036 if (code->test) { |
631 | 1037 if (code->negative_test) { |
1038 e->sp->len = 1; | |
1039 e->sp->data = (u_char *) "1"; | |
1040 | |
1041 } else { | |
1042 e->sp->len = 0; | |
1043 e->sp->data = (u_char *) ""; | |
1044 } | |
1045 | |
509 | 1046 e->sp++; |
1047 | |
1048 e->ip += sizeof(ngx_http_script_regex_code_t); | |
1049 return; | |
1050 } | |
1051 | |
1052 e->ip += code->next; | |
1053 return; | |
1054 } | |
1055 | |
3325 | 1056 if (rc == NGX_ERROR) { |
509 | 1057 e->ip = ngx_http_script_exit; |
1058 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
1059 return; | |
1060 } | |
1061 | |
2397 | 1062 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
509 | 1063 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
515 | 1064 "\"%V\" matches \"%V\"", &code->name, &e->line); |
509 | 1065 } |
1066 | |
1067 if (code->test) { | |
631 | 1068 if (code->negative_test) { |
1069 e->sp->len = 0; | |
1070 e->sp->data = (u_char *) ""; | |
1071 | |
1072 } else { | |
1073 e->sp->len = 1; | |
1074 e->sp->data = (u_char *) "1"; | |
1075 } | |
1076 | |
509 | 1077 e->sp++; |
1078 | |
1079 e->ip += sizeof(ngx_http_script_regex_code_t); | |
1080 return; | |
1081 } | |
1082 | |
1083 if (code->status) { | |
1084 e->status = code->status; | |
507 | 1085 |
509 | 1086 if (!code->redirect) { |
1087 e->ip = ngx_http_script_exit; | |
1088 return; | |
1089 } | |
1090 } | |
1091 | |
1092 if (code->uri) { | |
1093 r->internal = 1; | |
1094 r->valid_unparsed_uri = 0; | |
1095 | |
1096 if (code->break_cycle) { | |
1097 r->valid_location = 0; | |
527 | 1098 r->uri_changed = 0; |
509 | 1099 |
1100 } else { | |
1101 r->uri_changed = 1; | |
1102 } | |
1103 } | |
1104 | |
1105 if (code->lengths == NULL) { | |
1106 e->buf.len = code->size; | |
1107 | |
1108 if (code->uri) { | |
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1109 if (r->ncaptures && (r->quoted_uri || r->plus_in_uri)) { |
509 | 1110 e->buf.len += 2 * ngx_escape_uri(NULL, r->uri.data, r->uri.len, |
1111 NGX_ESCAPE_ARGS); | |
1112 } | |
1113 } | |
1114 | |
3344
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1115 for (n = 2; n < r->ncaptures; n += 2) { |
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1116 e->buf.len += r->captures[n + 1] - r->captures[n]; |
509 | 1117 } |
1118 | |
1119 } else { | |
1120 ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); | |
1121 | |
1122 le.ip = code->lengths->elts; | |
679 | 1123 le.line = e->line; |
509 | 1124 le.request = r; |
679 | 1125 le.quote = code->redirect; |
509 | 1126 |
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1127 len = 0; |
509 | 1128 |
1129 while (*(uintptr_t *) le.ip) { | |
1130 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
1131 len += lcode(&le); | |
1132 } | |
1133 | |
1134 e->buf.len = len; | |
1135 } | |
1136 | |
515 | 1137 if (code->add_args && r->args.len) { |
509 | 1138 e->buf.len += r->args.len + 1; |
1139 } | |
1140 | |
2049 | 1141 e->buf.data = ngx_pnalloc(r->pool, e->buf.len); |
509 | 1142 if (e->buf.data == NULL) { |
1143 e->ip = ngx_http_script_exit; | |
1144 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
507 | 1145 return; |
1146 } | |
1147 | |
509 | 1148 e->quote = code->redirect; |
1149 | |
1150 e->pos = e->buf.data; | |
1151 | |
1152 e->ip += sizeof(ngx_http_script_regex_code_t); | |
1153 } | |
1154 | |
1155 | |
1156 void | |
1157 ngx_http_script_regex_end_code(ngx_http_script_engine_t *e) | |
1158 { | |
577 | 1159 u_char *dst, *src; |
509 | 1160 ngx_http_request_t *r; |
1161 ngx_http_script_regex_end_code_t *code; | |
1162 | |
1163 code = (ngx_http_script_regex_end_code_t *) e->ip; | |
1164 | |
1165 r = e->request; | |
1166 | |
1167 e->quote = 0; | |
1168 | |
1169 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1170 "http script regex end"); | |
1171 | |
1172 if (code->redirect) { | |
1173 | |
577 | 1174 dst = e->buf.data; |
1175 src = e->buf.data; | |
1176 | |
1593 | 1177 ngx_unescape_uri(&dst, &src, e->pos - e->buf.data, |
1178 NGX_UNESCAPE_REDIRECT); | |
577 | 1179 |
1180 if (src < e->pos) { | |
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1181 dst = ngx_movemem(dst, src, e->pos - src); |
577 | 1182 } |
1183 | |
1184 e->pos = dst; | |
1185 | |
1186 if (code->add_args && r->args.len) { | |
509 | 1187 *e->pos++ = (u_char) (code->args ? '&' : '?'); |
573 | 1188 e->pos = ngx_copy(e->pos, r->args.data, r->args.len); |
509 | 1189 } |
1190 | |
1191 e->buf.len = e->pos - e->buf.data; | |
1192 | |
2397 | 1193 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
509 | 1194 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
1195 "rewritten redirect: \"%V\"", &e->buf); | |
1196 } | |
1197 | |
4206
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1198 ngx_http_clear_location(r); |
1a94a56a4e5d
Clear old Location header (if any) while adding a new one.
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diff
changeset
|
1199 |
509 | 1200 r->headers_out.location = ngx_list_push(&r->headers_out.headers); |
1201 if (r->headers_out.location == NULL) { | |
1202 e->ip = ngx_http_script_exit; | |
1203 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
1204 return; | |
1205 } | |
1206 | |
577 | 1207 r->headers_out.location->hash = 1; |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3344
diff
changeset
|
1208 ngx_str_set(&r->headers_out.location->key, "Location"); |
509 | 1209 r->headers_out.location->value = e->buf; |
1210 | |
1211 e->ip += sizeof(ngx_http_script_regex_end_code_t); | |
1212 return; | |
1213 } | |
1214 | |
577 | 1215 if (e->args) { |
509 | 1216 e->buf.len = e->args - e->buf.data; |
1217 | |
1218 if (code->add_args && r->args.len) { | |
1219 *e->pos++ = '&'; | |
573 | 1220 e->pos = ngx_copy(e->pos, r->args.data, r->args.len); |
509 | 1221 } |
1222 | |
1223 r->args.len = e->pos - e->args; | |
1224 r->args.data = e->args; | |
1225 | |
1226 e->args = NULL; | |
1227 | |
1228 } else { | |
1229 e->buf.len = e->pos - e->buf.data; | |
673 | 1230 |
1231 if (!code->add_args) { | |
1232 r->args.len = 0; | |
1233 } | |
509 | 1234 } |
1235 | |
2397 | 1236 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
509 | 1237 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
1238 "rewritten data: \"%V\", args: \"%V\"", | |
1239 &e->buf, &r->args); | |
1240 } | |
1241 | |
1242 if (code->uri) { | |
1243 r->uri = e->buf; | |
1244 | |
535 | 1245 if (r->uri.len == 0) { |
1246 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
1247 "the rewritten URI has a zero length"); | |
1248 e->ip = ngx_http_script_exit; | |
1249 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
1250 return; | |
1251 } | |
1252 | |
2979
b941147f2b2e
ngx_http_set_exten() is always successful since 0.3.46
Igor Sysoev <igor@sysoev.ru>
parents:
2911
diff
changeset
|
1253 ngx_http_set_exten(r); |
509 | 1254 } |
1255 | |
1256 e->ip += sizeof(ngx_http_script_regex_end_code_t); | |
1257 } | |
1258 | |
2547
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1259 |
2577
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1260 static ngx_int_t |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1261 ngx_http_script_add_capture_code(ngx_http_script_compile_t *sc, ngx_uint_t n) |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1262 { |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1263 ngx_http_script_copy_capture_code_t *code; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1264 |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1265 code = ngx_http_script_add_code(*sc->lengths, |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1266 sizeof(ngx_http_script_copy_capture_code_t), |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1267 NULL); |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1268 if (code == NULL) { |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1269 return NGX_ERROR; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1270 } |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1271 |
7271
9e25a5380a21
Silenced -Wcast-function-type warnings (closes #1546).
Sergey Kandaurov <pluknet@nginx.com>
parents:
6948
diff
changeset
|
1272 code->code = (ngx_http_script_code_pt) (void *) |
9e25a5380a21
Silenced -Wcast-function-type warnings (closes #1546).
Sergey Kandaurov <pluknet@nginx.com>
parents:
6948
diff
changeset
|
1273 ngx_http_script_copy_capture_len_code; |
2577
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1274 code->n = 2 * n; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1275 |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1276 |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1277 code = ngx_http_script_add_code(*sc->values, |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1278 sizeof(ngx_http_script_copy_capture_code_t), |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1279 &sc->main); |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1280 if (code == NULL) { |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1281 return NGX_ERROR; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1282 } |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1283 |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1284 code->code = ngx_http_script_copy_capture_code; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1285 code->n = 2 * n; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1286 |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1287 if (sc->ncaptures < n) { |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1288 sc->ncaptures = n; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1289 } |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1290 |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1291 return NGX_OK; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1292 } |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1293 |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1294 |
2547
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1295 size_t |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1296 ngx_http_script_copy_capture_len_code(ngx_http_script_engine_t *e) |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1297 { |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1298 int *cap; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1299 u_char *p; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1300 ngx_uint_t n; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1301 ngx_http_request_t *r; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1302 ngx_http_script_copy_capture_code_t *code; |
912ce4113f21
now regex captures are per-request entities
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parents:
2498
diff
changeset
|
1303 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1304 r = e->request; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1305 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1306 code = (ngx_http_script_copy_capture_code_t *) e->ip; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1307 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1308 e->ip += sizeof(ngx_http_script_copy_capture_code_t); |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1309 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1310 n = code->n; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1311 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1312 if (n < r->ncaptures) { |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1313 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1314 cap = r->captures; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1315 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1316 if ((e->is_args || e->quote) |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1317 && (e->request->quoted_uri || e->request->plus_in_uri)) |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1318 { |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1319 p = r->captures_data; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1320 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1321 return cap[n + 1] - cap[n] |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1322 + 2 * ngx_escape_uri(NULL, &p[cap[n]], cap[n + 1] - cap[n], |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1323 NGX_ESCAPE_ARGS); |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1324 } else { |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1325 return cap[n + 1] - cap[n]; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1326 } |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1327 } |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1328 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1329 return 0; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1330 } |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1331 |
912ce4113f21
now regex captures are per-request entities
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diff
changeset
|
1332 |
912ce4113f21
now regex captures are per-request entities
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parents:
2498
diff
changeset
|
1333 void |
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now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
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2498
diff
changeset
|
1334 ngx_http_script_copy_capture_code(ngx_http_script_engine_t *e) |
912ce4113f21
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parents:
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diff
changeset
|
1335 { |
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now regex captures are per-request entities
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2498
diff
changeset
|
1336 int *cap; |
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parents:
2498
diff
changeset
|
1337 u_char *p, *pos; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1338 ngx_uint_t n; |
912ce4113f21
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diff
changeset
|
1339 ngx_http_request_t *r; |
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parents:
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diff
changeset
|
1340 ngx_http_script_copy_capture_code_t *code; |
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diff
changeset
|
1341 |
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diff
changeset
|
1342 r = e->request; |
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now regex captures are per-request entities
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diff
changeset
|
1343 |
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diff
changeset
|
1344 code = (ngx_http_script_copy_capture_code_t *) e->ip; |
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diff
changeset
|
1345 |
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diff
changeset
|
1346 e->ip += sizeof(ngx_http_script_copy_capture_code_t); |
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diff
changeset
|
1347 |
912ce4113f21
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diff
changeset
|
1348 n = code->n; |
912ce4113f21
now regex captures are per-request entities
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diff
changeset
|
1349 |
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diff
changeset
|
1350 pos = e->pos; |
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now regex captures are per-request entities
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diff
changeset
|
1351 |
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diff
changeset
|
1352 if (n < r->ncaptures) { |
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diff
changeset
|
1353 |
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diff
changeset
|
1354 cap = r->captures; |
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diff
changeset
|
1355 p = r->captures_data; |
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diff
changeset
|
1356 |
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diff
changeset
|
1357 if ((e->is_args || e->quote) |
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changeset
|
1358 && (e->request->quoted_uri || e->request->plus_in_uri)) |
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diff
changeset
|
1359 { |
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diff
changeset
|
1360 e->pos = (u_char *) ngx_escape_uri(pos, &p[cap[n]], |
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diff
changeset
|
1361 cap[n + 1] - cap[n], |
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diff
changeset
|
1362 NGX_ESCAPE_ARGS); |
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diff
changeset
|
1363 } else { |
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diff
changeset
|
1364 e->pos = ngx_copy(pos, &p[cap[n]], cap[n + 1] - cap[n]); |
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1365 } |
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1366 } |
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1367 |
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1368 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, |
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1369 "http script capture: \"%*s\"", e->pos - pos, pos); |
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1370 } |
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1371 |
517 | 1372 #endif |
1373 | |
509 | 1374 |
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1375 static ngx_int_t |
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1376 ngx_http_script_add_full_name_code(ngx_http_script_compile_t *sc) |
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1377 { |
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1378 ngx_http_script_full_name_code_t *code; |
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1379 |
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1380 code = ngx_http_script_add_code(*sc->lengths, |
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1381 sizeof(ngx_http_script_full_name_code_t), |
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1382 NULL); |
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1383 if (code == NULL) { |
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1384 return NGX_ERROR; |
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1385 } |
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1386 |
7271
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1387 code->code = (ngx_http_script_code_pt) (void *) |
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1388 ngx_http_script_full_name_len_code; |
2758 | 1389 code->conf_prefix = sc->conf_prefix; |
2587
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1390 |
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1391 code = ngx_http_script_add_code(*sc->values, |
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1392 sizeof(ngx_http_script_full_name_code_t), |
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1393 &sc->main); |
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1394 if (code == NULL) { |
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1395 return NGX_ERROR; |
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1396 } |
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1397 |
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1398 code->code = ngx_http_script_full_name_code; |
2758 | 1399 code->conf_prefix = sc->conf_prefix; |
2587
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1400 |
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1401 return NGX_OK; |
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1402 } |
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1403 |
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1404 |
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1405 static size_t |
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1406 ngx_http_script_full_name_len_code(ngx_http_script_engine_t *e) |
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1407 { |
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1408 ngx_http_script_full_name_code_t *code; |
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1409 |
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1410 code = (ngx_http_script_full_name_code_t *) e->ip; |
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1411 |
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1412 e->ip += sizeof(ngx_http_script_full_name_code_t); |
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1413 |
2758 | 1414 return code->conf_prefix ? ngx_cycle->conf_prefix.len: |
1415 ngx_cycle->prefix.len; | |
2587
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1416 } |
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1417 |
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1418 |
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1419 static void |
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1420 ngx_http_script_full_name_code(ngx_http_script_engine_t *e) |
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1421 { |
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1422 ngx_http_script_full_name_code_t *code; |
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1423 |
5331
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1424 ngx_str_t value, *prefix; |
2587
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1425 |
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1426 code = (ngx_http_script_full_name_code_t *) e->ip; |
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1427 |
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1428 value.data = e->buf.data; |
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1429 value.len = e->pos - e->buf.data; |
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1430 |
5331
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1431 prefix = code->conf_prefix ? (ngx_str_t *) &ngx_cycle->conf_prefix: |
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1432 (ngx_str_t *) &ngx_cycle->prefix; |
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1433 |
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1434 if (ngx_get_full_name(e->request->pool, prefix, &value) != NGX_OK) { |
2587
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1435 e->ip = ngx_http_script_exit; |
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1436 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; |
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1437 return; |
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1438 } |
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1439 |
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1440 e->buf = value; |
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1441 |
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1442 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, |
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1443 "http script fullname: \"%V\"", &value); |
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1444 |
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1445 e->ip += sizeof(ngx_http_script_full_name_code_t); |
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1446 } |
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1447 |
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1448 |
509 | 1449 void |
1450 ngx_http_script_return_code(ngx_http_script_engine_t *e) | |
577 | 1451 { |
509 | 1452 ngx_http_script_return_code_t *code; |
577 | 1453 |
509 | 1454 code = (ngx_http_script_return_code_t *) e->ip; |
1455 | |
3633 | 1456 if (code->status < NGX_HTTP_BAD_REQUEST |
1457 || code->text.value.len | |
1458 || code->text.lengths) | |
1459 { | |
1460 e->status = ngx_http_send_response(e->request, code->status, NULL, | |
1461 &code->text); | |
1462 } else { | |
1463 e->status = code->status; | |
653 | 1464 } |
1465 | |
3633 | 1466 e->ip = ngx_http_script_exit; |
479 | 1467 } |
509 | 1468 |
1469 | |
1470 void | |
527 | 1471 ngx_http_script_break_code(ngx_http_script_engine_t *e) |
1472 { | |
7604
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1473 ngx_http_request_t *r; |
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1474 |
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1475 r = e->request; |
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1476 |
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1477 if (r->uri_changed) { |
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1478 r->valid_location = 0; |
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1479 r->uri_changed = 0; |
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1480 } |
527 | 1481 |
1482 e->ip = ngx_http_script_exit; | |
1483 } | |
1484 | |
1485 | |
1486 void | |
509 | 1487 ngx_http_script_if_code(ngx_http_script_engine_t *e) |
1488 { | |
1489 ngx_http_script_if_code_t *code; | |
1490 | |
1491 code = (ngx_http_script_if_code_t *) e->ip; | |
1492 | |
1493 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1494 "http script if"); | |
1495 | |
1496 e->sp--; | |
1497 | |
5426 | 1498 if (e->sp->len && (e->sp->len != 1 || e->sp->data[0] != '0')) { |
509 | 1499 if (code->loc_conf) { |
1500 e->request->loc_conf = code->loc_conf; | |
535 | 1501 ngx_http_update_location_config(e->request); |
509 | 1502 } |
1503 | |
1504 e->ip += sizeof(ngx_http_script_if_code_t); | |
1505 return; | |
1506 } | |
1507 | |
1508 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
577 | 1509 "http script if: false"); |
509 | 1510 |
1511 e->ip += code->next; | |
1512 } | |
1513 | |
1514 | |
1515 void | |
577 | 1516 ngx_http_script_equal_code(ngx_http_script_engine_t *e) |
1517 { | |
1518 ngx_http_variable_value_t *val, *res; | |
1519 | |
1520 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1521 "http script equal"); | |
1522 | |
1523 e->sp--; | |
1524 val = e->sp; | |
1525 res = e->sp - 1; | |
1526 | |
1527 e->ip += sizeof(uintptr_t); | |
1528 | |
2393 | 1529 if (val->len == res->len |
1530 && ngx_strncmp(val->data, res->data, res->len) == 0) | |
577 | 1531 { |
1532 *res = ngx_http_variable_true_value; | |
1533 return; | |
1534 } | |
1535 | |
1536 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1537 "http script equal: no"); | |
1538 | |
1539 *res = ngx_http_variable_null_value; | |
1540 } | |
1541 | |
1542 | |
1543 void | |
1544 ngx_http_script_not_equal_code(ngx_http_script_engine_t *e) | |
1545 { | |
1546 ngx_http_variable_value_t *val, *res; | |
1547 | |
1548 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1549 "http script not equal"); | |
1550 | |
1551 e->sp--; | |
1552 val = e->sp; | |
1553 res = e->sp - 1; | |
1554 | |
1555 e->ip += sizeof(uintptr_t); | |
1556 | |
2393 | 1557 if (val->len == res->len |
1558 && ngx_strncmp(val->data, res->data, res->len) == 0) | |
577 | 1559 { |
1560 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1561 "http script not equal: no"); | |
1562 | |
1563 *res = ngx_http_variable_null_value; | |
1564 return; | |
1565 } | |
1566 | |
1567 *res = ngx_http_variable_true_value; | |
1568 } | |
1569 | |
1570 | |
1571 void | |
631 | 1572 ngx_http_script_file_code(ngx_http_script_engine_t *e) |
1573 { | |
1454 | 1574 ngx_str_t path; |
1575 ngx_http_request_t *r; | |
1576 ngx_open_file_info_t of; | |
1577 ngx_http_core_loc_conf_t *clcf; | |
631 | 1578 ngx_http_variable_value_t *value; |
1579 ngx_http_script_file_code_t *code; | |
1580 | |
1581 value = e->sp - 1; | |
1582 | |
1583 code = (ngx_http_script_file_code_t *) e->ip; | |
1584 e->ip += sizeof(ngx_http_script_file_code_t); | |
1585 | |
1454 | 1586 path.len = value->len - 1; |
1587 path.data = value->data; | |
1588 | |
1589 r = e->request; | |
1590 | |
1591 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
6480 | 1592 "http script file op %p \"%V\"", (void *) code->op, &path); |
1454 | 1593 |
1594 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); | |
631 | 1595 |
2068
75a8d34459c5
ngx_memzero() ngx_open_file_info_t
Igor Sysoev <igor@sysoev.ru>
parents:
2063
diff
changeset
|
1596 ngx_memzero(&of, sizeof(ngx_open_file_info_t)); |
75a8d34459c5
ngx_memzero() ngx_open_file_info_t
Igor Sysoev <igor@sysoev.ru>
parents:
2063
diff
changeset
|
1597 |
3178 | 1598 of.read_ahead = clcf->read_ahead; |
2129 | 1599 of.directio = clcf->directio; |
1767
c42431762903
open_file_cache_retest > open_file_cache_valid
Igor Sysoev <igor@sysoev.ru>
parents:
1593
diff
changeset
|
1600 of.valid = clcf->open_file_cache_valid; |
1772 | 1601 of.min_uses = clcf->open_file_cache_min_uses; |
2756
09cab3f8d92e
*) of.test_only to not open file if only stat() is enough
Igor Sysoev <igor@sysoev.ru>
parents:
2609
diff
changeset
|
1602 of.test_only = 1; |
1454 | 1603 of.errors = clcf->open_file_cache_errors; |
1457 | 1604 of.events = clcf->open_file_cache_events; |
4494
13e09cf11d4e
Disable symlinks: initialization of the "disable_symlinks" field in
Valentin Bartenev <vbart@nginx.com>
parents:
4478
diff
changeset
|
1605 |
13e09cf11d4e
Disable symlinks: initialization of the "disable_symlinks" field in
Valentin Bartenev <vbart@nginx.com>
parents:
4478
diff
changeset
|
1606 if (ngx_http_set_disable_symlinks(r, clcf, &path, &of) != NGX_OK) { |
13e09cf11d4e
Disable symlinks: initialization of the "disable_symlinks" field in
Valentin Bartenev <vbart@nginx.com>
parents:
4478
diff
changeset
|
1607 e->ip = ngx_http_script_exit; |
13e09cf11d4e
Disable symlinks: initialization of the "disable_symlinks" field in
Valentin Bartenev <vbart@nginx.com>
parents:
4478
diff
changeset
|
1608 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; |
13e09cf11d4e
Disable symlinks: initialization of the "disable_symlinks" field in
Valentin Bartenev <vbart@nginx.com>
parents:
4478
diff
changeset
|
1609 return; |
13e09cf11d4e
Disable symlinks: initialization of the "disable_symlinks" field in
Valentin Bartenev <vbart@nginx.com>
parents:
4478
diff
changeset
|
1610 } |
631 | 1611 |
1454 | 1612 if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) |
1799 | 1613 != NGX_OK) |
1454 | 1614 { |
6948
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1615 if (of.err == 0) { |
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1616 e->ip = ngx_http_script_exit; |
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1617 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; |
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1618 return; |
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1619 } |
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1620 |
3160
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1621 if (of.err != NGX_ENOENT |
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1622 && of.err != NGX_ENOTDIR |
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1623 && of.err != NGX_ENAMETOOLONG) |
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1624 { |
1454 | 1625 ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err, |
2756
09cab3f8d92e
*) of.test_only to not open file if only stat() is enough
Igor Sysoev <igor@sysoev.ru>
parents:
2609
diff
changeset
|
1626 "%s \"%s\" failed", of.failed, value->data); |
631 | 1627 } |
1628 | |
1629 switch (code->op) { | |
671 | 1630 |
631 | 1631 case ngx_http_script_file_plain: |
669 | 1632 case ngx_http_script_file_dir: |
1633 case ngx_http_script_file_exists: | |
1634 case ngx_http_script_file_exec: | |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1635 goto false_value; |
671 | 1636 |
631 | 1637 case ngx_http_script_file_not_plain: |
669 | 1638 case ngx_http_script_file_not_dir: |
671 | 1639 case ngx_http_script_file_not_exists: |
669 | 1640 case ngx_http_script_file_not_exec: |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1641 goto true_value; |
631 | 1642 } |
1643 | |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1644 goto false_value; |
631 | 1645 } |
1646 | |
1647 switch (code->op) { | |
1648 case ngx_http_script_file_plain: | |
1454 | 1649 if (of.is_file) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1650 goto true_value; |
631 | 1651 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1652 goto false_value; |
631 | 1653 |
1654 case ngx_http_script_file_not_plain: | |
1454 | 1655 if (of.is_file) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1656 goto false_value; |
631 | 1657 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1658 goto true_value; |
669 | 1659 |
1660 case ngx_http_script_file_dir: | |
1454 | 1661 if (of.is_dir) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1662 goto true_value; |
669 | 1663 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1664 goto false_value; |
669 | 1665 |
1666 case ngx_http_script_file_not_dir: | |
1454 | 1667 if (of.is_dir) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1668 goto false_value; |
669 | 1669 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1670 goto true_value; |
669 | 1671 |
1672 case ngx_http_script_file_exists: | |
1454 | 1673 if (of.is_file || of.is_dir || of.is_link) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1674 goto true_value; |
669 | 1675 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1676 goto false_value; |
669 | 1677 |
1678 case ngx_http_script_file_not_exists: | |
1454 | 1679 if (of.is_file || of.is_dir || of.is_link) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1680 goto false_value; |
669 | 1681 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1682 goto true_value; |
669 | 1683 |
1684 case ngx_http_script_file_exec: | |
1454 | 1685 if (of.is_exec) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1686 goto true_value; |
669 | 1687 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1688 goto false_value; |
669 | 1689 |
1690 case ngx_http_script_file_not_exec: | |
1454 | 1691 if (of.is_exec) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1692 goto false_value; |
669 | 1693 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1694 goto true_value; |
631 | 1695 } |
1696 | |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1697 false_value: |
631 | 1698 |
1454 | 1699 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
631 | 1700 "http script file op false"); |
1701 | |
1702 *value = ngx_http_variable_null_value; | |
1703 return; | |
1704 | |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1705 true_value: |
631 | 1706 |
1707 *value = ngx_http_variable_true_value; | |
1708 return; | |
1709 } | |
1710 | |
1711 | |
1712 void | |
515 | 1713 ngx_http_script_complex_value_code(ngx_http_script_engine_t *e) |
1714 { | |
1715 size_t len; | |
1716 ngx_http_script_engine_t le; | |
1717 ngx_http_script_len_code_pt lcode; | |
1718 ngx_http_script_complex_value_code_t *code; | |
1719 | |
1720 code = (ngx_http_script_complex_value_code_t *) e->ip; | |
1721 | |
1722 e->ip += sizeof(ngx_http_script_complex_value_code_t); | |
1723 | |
1724 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1725 "http script complex value"); | |
1726 | |
1727 ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); | |
1728 | |
1729 le.ip = code->lengths->elts; | |
655 | 1730 le.line = e->line; |
515 | 1731 le.request = e->request; |
655 | 1732 le.quote = e->quote; |
515 | 1733 |
1734 for (len = 0; *(uintptr_t *) le.ip; len += lcode(&le)) { | |
1735 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
1736 } | |
1737 | |
1738 e->buf.len = len; | |
2049 | 1739 e->buf.data = ngx_pnalloc(e->request->pool, len); |
515 | 1740 if (e->buf.data == NULL) { |
1741 e->ip = ngx_http_script_exit; | |
1742 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
1743 return; | |
1744 } | |
1745 | |
1746 e->pos = e->buf.data; | |
1747 | |
577 | 1748 e->sp->len = e->buf.len; |
573 | 1749 e->sp->data = e->buf.data; |
515 | 1750 e->sp++; |
1751 } | |
1752 | |
1753 | |
1754 void | |
509 | 1755 ngx_http_script_value_code(ngx_http_script_engine_t *e) |
1756 { | |
1757 ngx_http_script_value_code_t *code; | |
1758 | |
1759 code = (ngx_http_script_value_code_t *) e->ip; | |
1760 | |
1761 e->ip += sizeof(ngx_http_script_value_code_t); | |
1762 | |
573 | 1763 e->sp->len = code->text_len; |
1764 e->sp->data = (u_char *) code->text_data; | |
577 | 1765 |
1766 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1561 | 1767 "http script value: \"%v\"", e->sp); |
577 | 1768 |
509 | 1769 e->sp++; |
1770 } | |
1771 | |
1772 | |
1773 void | |
1774 ngx_http_script_set_var_code(ngx_http_script_engine_t *e) | |
1775 { | |
1776 ngx_http_request_t *r; | |
1777 ngx_http_script_var_code_t *code; | |
1778 | |
1779 code = (ngx_http_script_var_code_t *) e->ip; | |
1780 | |
1781 e->ip += sizeof(ngx_http_script_var_code_t); | |
1782 | |
1783 r = e->request; | |
1784 | |
1785 e->sp--; | |
1786 | |
573 | 1787 r->variables[code->index].len = e->sp->len; |
1788 r->variables[code->index].valid = 1; | |
1565 | 1789 r->variables[code->index].no_cacheable = 0; |
573 | 1790 r->variables[code->index].not_found = 0; |
1791 r->variables[code->index].data = e->sp->data; | |
2393 | 1792 |
1793 #if (NGX_DEBUG) | |
1794 { | |
1795 ngx_http_variable_t *v; | |
1796 ngx_http_core_main_conf_t *cmcf; | |
1797 | |
1798 cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); | |
1799 | |
1800 v = cmcf->variables.elts; | |
1801 | |
1802 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1803 "http script set $%V", &v[code->index].name); | |
1804 } | |
1805 #endif | |
509 | 1806 } |
1807 | |
1808 | |
1809 void | |
637 | 1810 ngx_http_script_var_set_handler_code(ngx_http_script_engine_t *e) |
1811 { | |
1812 ngx_http_script_var_handler_code_t *code; | |
1813 | |
1814 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1815 "http script set var handler"); | |
1816 | |
1817 code = (ngx_http_script_var_handler_code_t *) e->ip; | |
1818 | |
1819 e->ip += sizeof(ngx_http_script_var_handler_code_t); | |
1820 | |
1821 e->sp--; | |
1822 | |
1823 code->handler(e->request, e->sp, code->data); | |
1824 } | |
1825 | |
1826 | |
1827 void | |
509 | 1828 ngx_http_script_var_code(ngx_http_script_engine_t *e) |
1829 { | |
1830 ngx_http_variable_value_t *value; | |
1831 ngx_http_script_var_code_t *code; | |
1832 | |
1833 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1834 "http script var"); | |
1835 | |
1836 code = (ngx_http_script_var_code_t *) e->ip; | |
1837 | |
1838 e->ip += sizeof(ngx_http_script_var_code_t); | |
1839 | |
573 | 1840 value = ngx_http_get_flushed_variable(e->request, code->index); |
509 | 1841 |
573 | 1842 if (value && !value->not_found) { |
1843 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1406
03341711f9a2
use %v for ngx_variable_value_t in ngx_sprintf(),
Igor Sysoev <igor@sysoev.ru>
parents:
1152
diff
changeset
|
1844 "http script var: \"%v\"", value); |
573 | 1845 |
553 | 1846 *e->sp = *value; |
509 | 1847 e->sp++; |
1848 | |
1849 return; | |
1850 } | |
1851 | |
577 | 1852 *e->sp = ngx_http_variable_null_value; |
509 | 1853 e->sp++; |
1854 } | |
1855 | |
1856 | |
1857 void | |
1858 ngx_http_script_nop_code(ngx_http_script_engine_t *e) | |
1859 { | |
1860 e->ip += sizeof(uintptr_t); | |
1861 } |