Mercurial > hg > nginx
annotate src/core/ngx_string.c @ 3725:4954530db2af
escape ";" in arguments
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Fri, 30 Jul 2010 13:25:19 +0000 |
| parents | 6802ba529ec4 |
| children | 7224d008faaf |
| rev | line source |
|---|---|
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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6 |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 |
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10 |
| 2293 | 11 static u_char *ngx_sprintf_num(u_char *buf, u_char *last, uint64_t ui64, |
| 12 u_char zero, ngx_uint_t hexadecimal, ngx_uint_t width); | |
| 13 | |
| 14 | |
| 2135 | 15 void |
| 16 ngx_strlow(u_char *dst, u_char *src, size_t n) | |
| 17 { | |
| 3275 | 18 while (n) { |
| 2135 | 19 *dst = ngx_tolower(*src); |
| 20 dst++; | |
| 21 src++; | |
| 3275 | 22 n--; |
| 2135 | 23 } |
| 24 } | |
| 25 | |
| 26 | |
| 493 | 27 u_char * |
| 28 ngx_cpystrn(u_char *dst, u_char *src, size_t n) | |
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29 { |
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30 if (n == 0) { |
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31 return dst; |
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32 } |
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33 |
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34 while (--n) { |
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35 *dst = *src; |
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36 |
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37 if (*dst == '\0') { |
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38 return dst; |
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39 } |
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40 |
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41 dst++; |
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42 src++; |
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43 } |
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44 |
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45 *dst = '\0'; |
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46 |
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47 return dst; |
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48 } |
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49 |
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50 |
| 493 | 51 u_char * |
| 52 ngx_pstrdup(ngx_pool_t *pool, ngx_str_t *src) | |
| 485 | 53 { |
| 54 u_char *dst; | |
| 55 | |
| 2049 | 56 dst = ngx_pnalloc(pool, src->len); |
| 501 | 57 if (dst == NULL) { |
| 485 | 58 return NULL; |
| 59 } | |
| 60 | |
| 61 ngx_memcpy(dst, src->data, src->len); | |
| 62 | |
| 63 return dst; | |
| 64 } | |
| 65 | |
| 66 | |
| 455 | 67 /* |
| 68 * supported formats: | |
| 473 | 69 * %[0][width][x][X]O off_t |
| 461 | 70 * %[0][width]T time_t |
| 71 * %[0][width][u][x|X]z ssize_t/size_t | |
| 72 * %[0][width][u][x|X]d int/u_int | |
| 73 * %[0][width][u][x|X]l long | |
| 74 * %[0][width|m][u][x|X]i ngx_int_t/ngx_uint_t | |
| 75 * %[0][width][u][x|X]D int32_t/uint32_t | |
| 76 * %[0][width][u][x|X]L int64_t/uint64_t | |
| 495 | 77 * %[0][width|m][u][x|X]A ngx_atomic_int_t/ngx_atomic_uint_t |
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78 * %[0][width][.width]f double, max valid number fits to %18.15f |
| 461 | 79 * %P ngx_pid_t |
| 557 | 80 * %M ngx_msec_t |
| 461 | 81 * %r rlim_t |
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82 * %p void * |
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83 * %V ngx_str_t * |
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84 * %v ngx_variable_value_t * |
| 461 | 85 * %s null-terminated string |
| 1773 | 86 * %*s length and string |
| 461 | 87 * %Z '\0' |
| 525 | 88 * %N '\n' |
| 461 | 89 * %c char |
| 90 * %% % | |
| 455 | 91 * |
| 461 | 92 * reserved: |
| 93 * %t ptrdiff_t | |
| 3046 | 94 * %S null-terminated wchar string |
| 461 | 95 * %C wchar |
| 455 | 96 */ |
| 97 | |
| 461 | 98 |
| 503 | 99 u_char * ngx_cdecl |
| 493 | 100 ngx_sprintf(u_char *buf, const char *fmt, ...) |
| 461 | 101 { |
| 102 u_char *p; | |
| 103 va_list args; | |
| 104 | |
| 105 va_start(args, fmt); | |
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106 p = ngx_vslprintf(buf, (void *) -1, fmt, args); |
| 461 | 107 va_end(args); |
| 108 | |
| 109 return p; | |
| 110 } | |
| 111 | |
| 112 | |
| 503 | 113 u_char * ngx_cdecl |
| 493 | 114 ngx_snprintf(u_char *buf, size_t max, const char *fmt, ...) |
| 455 | 115 { |
| 461 | 116 u_char *p; |
| 117 va_list args; | |
| 118 | |
| 119 va_start(args, fmt); | |
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120 p = ngx_vslprintf(buf, buf + max, fmt, args); |
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121 va_end(args); |
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122 |
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123 return p; |
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124 } |
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125 |
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126 |
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127 u_char * ngx_cdecl |
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128 ngx_slprintf(u_char *buf, u_char *last, const char *fmt, ...) |
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129 { |
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130 u_char *p; |
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131 va_list args; |
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132 |
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133 va_start(args, fmt); |
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134 p = ngx_vslprintf(buf, last, fmt, args); |
| 461 | 135 va_end(args); |
| 136 | |
| 137 return p; | |
| 138 } | |
| 139 | |
| 455 | 140 |
| 493 | 141 u_char * |
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142 ngx_vslprintf(u_char *buf, u_char *last, const char *fmt, va_list args) |
| 461 | 143 { |
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144 u_char *p, zero; |
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145 int d; |
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146 double f, scale; |
| 1773 | 147 size_t len, slen; |
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148 int64_t i64; |
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149 uint64_t ui64; |
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150 ngx_msec_t ms; |
| 3275 | 151 ngx_uint_t width, sign, hex, max_width, frac_width, n; |
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152 ngx_str_t *v; |
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153 ngx_variable_value_t *vv; |
| 455 | 154 |
| 461 | 155 while (*fmt && buf < last) { |
| 156 | |
| 157 /* | |
| 158 * "buf < last" means that we could copy at least one character: | |
| 159 * the plain character, "%%", "%c", and minus without the checking | |
| 160 */ | |
| 161 | |
| 455 | 162 if (*fmt == '%') { |
| 163 | |
| 461 | 164 i64 = 0; |
| 165 ui64 = 0; | |
| 166 | |
| 167 zero = (u_char) ((*++fmt == '0') ? '0' : ' '); | |
| 455 | 168 width = 0; |
| 169 sign = 1; | |
| 2293 | 170 hex = 0; |
| 493 | 171 max_width = 0; |
| 2293 | 172 frac_width = 0; |
| 1863 | 173 slen = (size_t) -1; |
| 455 | 174 |
| 175 while (*fmt >= '0' && *fmt <= '9') { | |
| 176 width = width * 10 + *fmt++ - '0'; | |
| 177 } | |
| 178 | |
| 179 | |
| 180 for ( ;; ) { | |
| 181 switch (*fmt) { | |
| 182 | |
| 183 case 'u': | |
| 184 sign = 0; | |
| 185 fmt++; | |
| 186 continue; | |
| 187 | |
| 467 | 188 case 'm': |
| 493 | 189 max_width = 1; |
| 467 | 190 fmt++; |
| 191 continue; | |
| 192 | |
| 461 | 193 case 'X': |
| 2293 | 194 hex = 2; |
| 461 | 195 sign = 0; |
| 196 fmt++; | |
| 197 continue; | |
| 198 | |
| 455 | 199 case 'x': |
| 2293 | 200 hex = 1; |
| 461 | 201 sign = 0; |
| 455 | 202 fmt++; |
| 203 continue; | |
| 204 | |
| 2293 | 205 case '.': |
| 206 fmt++; | |
| 207 | |
| 208 while (*fmt >= '0' && *fmt <= '9') { | |
| 209 frac_width = frac_width * 10 + *fmt++ - '0'; | |
| 210 } | |
| 211 | |
| 212 break; | |
| 213 | |
| 1773 | 214 case '*': |
| 1866 | 215 slen = va_arg(args, size_t); |
| 1773 | 216 fmt++; |
| 217 continue; | |
| 218 | |
| 455 | 219 default: |
| 220 break; | |
| 221 } | |
| 222 | |
| 223 break; | |
| 224 } | |
| 225 | |
| 226 | |
| 227 switch (*fmt) { | |
| 228 | |
| 461 | 229 case 'V': |
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230 v = va_arg(args, ngx_str_t *); |
| 455 | 231 |
| 3515 | 232 len = ngx_min(((size_t) (last - buf)), v->len); |
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233 buf = ngx_cpymem(buf, v->data, len); |
| 461 | 234 fmt++; |
| 455 | 235 |
| 461 | 236 continue; |
| 455 | 237 |
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238 case 'v': |
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239 vv = va_arg(args, ngx_variable_value_t *); |
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240 |
| 3515 | 241 len = ngx_min(((size_t) (last - buf)), vv->len); |
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242 buf = ngx_cpymem(buf, vv->data, len); |
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243 fmt++; |
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244 |
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245 continue; |
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246 |
| 455 | 247 case 's': |
| 461 | 248 p = va_arg(args, u_char *); |
| 455 | 249 |
| 1863 | 250 if (slen == (size_t) -1) { |
| 1773 | 251 while (*p && buf < last) { |
| 252 *buf++ = *p++; | |
| 253 } | |
| 254 | |
| 255 } else { | |
| 3515 | 256 len = ngx_min(((size_t) (last - buf)), slen); |
| 1867 | 257 buf = ngx_cpymem(buf, p, len); |
| 455 | 258 } |
| 1773 | 259 |
| 455 | 260 fmt++; |
| 261 | |
| 262 continue; | |
| 263 | |
| 461 | 264 case 'O': |
| 265 i64 = (int64_t) va_arg(args, off_t); | |
| 266 sign = 1; | |
| 267 break; | |
| 268 | |
| 269 case 'P': | |
| 270 i64 = (int64_t) va_arg(args, ngx_pid_t); | |
| 271 sign = 1; | |
| 272 break; | |
| 273 | |
| 274 case 'T': | |
| 275 i64 = (int64_t) va_arg(args, time_t); | |
| 276 sign = 1; | |
| 277 break; | |
| 278 | |
| 557 | 279 case 'M': |
| 561 | 280 ms = (ngx_msec_t) va_arg(args, ngx_msec_t); |
| 281 if ((ngx_msec_int_t) ms == -1) { | |
| 282 sign = 1; | |
| 283 i64 = -1; | |
| 284 } else { | |
| 285 sign = 0; | |
| 286 ui64 = (uint64_t) ms; | |
| 287 } | |
| 557 | 288 break; |
| 289 | |
| 461 | 290 case 'z': |
| 291 if (sign) { | |
| 292 i64 = (int64_t) va_arg(args, ssize_t); | |
| 293 } else { | |
| 294 ui64 = (uint64_t) va_arg(args, size_t); | |
| 295 } | |
| 296 break; | |
| 297 | |
| 298 case 'i': | |
| 299 if (sign) { | |
| 300 i64 = (int64_t) va_arg(args, ngx_int_t); | |
| 301 } else { | |
| 302 ui64 = (uint64_t) va_arg(args, ngx_uint_t); | |
| 303 } | |
| 493 | 304 |
| 305 if (max_width) { | |
| 306 width = NGX_INT_T_LEN; | |
| 307 } | |
| 308 | |
| 461 | 309 break; |
| 310 | |
| 311 case 'd': | |
| 312 if (sign) { | |
| 313 i64 = (int64_t) va_arg(args, int); | |
| 314 } else { | |
| 315 ui64 = (uint64_t) va_arg(args, u_int); | |
| 316 } | |
| 317 break; | |
| 318 | |
| 319 case 'l': | |
| 320 if (sign) { | |
| 321 i64 = (int64_t) va_arg(args, long); | |
| 322 } else { | |
| 323 ui64 = (uint64_t) va_arg(args, u_long); | |
| 324 } | |
| 325 break; | |
| 326 | |
| 327 case 'D': | |
| 328 if (sign) { | |
| 329 i64 = (int64_t) va_arg(args, int32_t); | |
| 330 } else { | |
| 331 ui64 = (uint64_t) va_arg(args, uint32_t); | |
| 332 } | |
| 333 break; | |
| 334 | |
| 335 case 'L': | |
| 336 if (sign) { | |
| 337 i64 = va_arg(args, int64_t); | |
| 338 } else { | |
| 339 ui64 = va_arg(args, uint64_t); | |
| 340 } | |
| 341 break; | |
| 342 | |
| 493 | 343 case 'A': |
| 344 if (sign) { | |
| 345 i64 = (int64_t) va_arg(args, ngx_atomic_int_t); | |
| 346 } else { | |
| 495 | 347 ui64 = (uint64_t) va_arg(args, ngx_atomic_uint_t); |
| 493 | 348 } |
| 349 | |
| 350 if (max_width) { | |
| 351 width = NGX_ATOMIC_T_LEN; | |
| 352 } | |
| 353 | |
| 354 break; | |
| 355 | |
| 2293 | 356 case 'f': |
|
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357 f = va_arg(args, double); |
| 2293 | 358 |
| 359 if (f < 0) { | |
| 360 *buf++ = '-'; | |
| 361 f = -f; | |
| 362 } | |
| 363 | |
| 364 ui64 = (int64_t) f; | |
| 365 | |
| 366 buf = ngx_sprintf_num(buf, last, ui64, zero, 0, width); | |
| 367 | |
| 368 if (frac_width) { | |
| 369 | |
| 370 if (buf < last) { | |
| 371 *buf++ = '.'; | |
| 372 } | |
| 373 | |
| 374 scale = 1.0; | |
| 375 | |
| 3275 | 376 for (n = frac_width; n; n--) { |
| 2293 | 377 scale *= 10.0; |
| 378 } | |
| 379 | |
| 380 /* | |
| 381 * (int64_t) cast is required for msvc6: | |
| 382 * it can not convert uint64_t to double | |
| 383 */ | |
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|
384 ui64 = (uint64_t) ((f - (int64_t) ui64) * scale + 0.5); |
| 2293 | 385 |
| 386 buf = ngx_sprintf_num(buf, last, ui64, '0', 0, frac_width); | |
| 387 } | |
| 388 | |
| 389 fmt++; | |
| 390 | |
| 391 continue; | |
| 392 | |
| 461 | 393 #if !(NGX_WIN32) |
| 394 case 'r': | |
| 395 i64 = (int64_t) va_arg(args, rlim_t); | |
| 396 sign = 1; | |
| 397 break; | |
| 398 #endif | |
| 399 | |
| 400 case 'p': | |
| 401 ui64 = (uintptr_t) va_arg(args, void *); | |
| 2293 | 402 hex = 2; |
| 461 | 403 sign = 0; |
| 404 zero = '0'; | |
| 613 | 405 width = NGX_PTR_SIZE * 2; |
| 461 | 406 break; |
| 407 | |
| 457 | 408 case 'c': |
| 461 | 409 d = va_arg(args, int); |
| 457 | 410 *buf++ = (u_char) (d & 0xff); |
| 411 fmt++; | |
| 412 | |
| 413 continue; | |
| 414 | |
| 461 | 415 case 'Z': |
| 416 *buf++ = '\0'; | |
| 417 fmt++; | |
| 418 | |
| 419 continue; | |
| 420 | |
| 525 | 421 case 'N': |
| 422 #if (NGX_WIN32) | |
| 423 *buf++ = CR; | |
| 424 #endif | |
| 425 *buf++ = LF; | |
| 426 fmt++; | |
| 427 | |
| 428 continue; | |
| 429 | |
| 455 | 430 case '%': |
| 431 *buf++ = '%'; | |
| 432 fmt++; | |
| 433 | |
| 434 continue; | |
| 435 | |
| 436 default: | |
| 437 *buf++ = *fmt++; | |
| 438 | |
| 439 continue; | |
| 440 } | |
| 441 | |
| 461 | 442 if (sign) { |
| 443 if (i64 < 0) { | |
| 444 *buf++ = '-'; | |
| 445 ui64 = (uint64_t) -i64; | |
| 446 | |
| 447 } else { | |
| 448 ui64 = (uint64_t) i64; | |
| 449 } | |
| 450 } | |
| 451 | |
| 2293 | 452 buf = ngx_sprintf_num(buf, last, ui64, zero, hex, width); |
| 455 | 453 |
| 454 fmt++; | |
| 455 | |
| 456 } else { | |
| 457 *buf++ = *fmt++; | |
| 458 } | |
| 459 } | |
| 460 | |
| 461 return buf; | |
| 462 } | |
| 463 | |
| 464 | |
| 2293 | 465 static u_char * |
| 466 ngx_sprintf_num(u_char *buf, u_char *last, uint64_t ui64, u_char zero, | |
| 467 ngx_uint_t hexadecimal, ngx_uint_t width) | |
| 468 { | |
| 469 u_char *p, temp[NGX_INT64_LEN + 1]; | |
| 470 /* | |
| 471 * we need temp[NGX_INT64_LEN] only, | |
| 472 * but icc issues the warning | |
| 473 */ | |
| 474 size_t len; | |
| 475 uint32_t ui32; | |
| 476 static u_char hex[] = "0123456789abcdef"; | |
| 477 static u_char HEX[] = "0123456789ABCDEF"; | |
| 478 | |
| 479 p = temp + NGX_INT64_LEN; | |
| 480 | |
| 481 if (hexadecimal == 0) { | |
| 482 | |
| 483 if (ui64 <= NGX_MAX_UINT32_VALUE) { | |
| 484 | |
| 485 /* | |
| 486 * To divide 64-bit numbers and to find remainders | |
| 487 * on the x86 platform gcc and icc call the libc functions | |
| 488 * [u]divdi3() and [u]moddi3(), they call another function | |
| 489 * in its turn. On FreeBSD it is the qdivrem() function, | |
| 490 * its source code is about 170 lines of the code. | |
| 491 * The glibc counterpart is about 150 lines of the code. | |
| 492 * | |
| 493 * For 32-bit numbers and some divisors gcc and icc use | |
| 494 * a inlined multiplication and shifts. For example, | |
| 495 * unsigned "i32 / 10" is compiled to | |
| 496 * | |
| 497 * (i32 * 0xCCCCCCCD) >> 35 | |
| 498 */ | |
| 499 | |
| 500 ui32 = (uint32_t) ui64; | |
| 501 | |
| 502 do { | |
| 503 *--p = (u_char) (ui32 % 10 + '0'); | |
| 504 } while (ui32 /= 10); | |
| 505 | |
| 506 } else { | |
| 507 do { | |
| 508 *--p = (u_char) (ui64 % 10 + '0'); | |
| 509 } while (ui64 /= 10); | |
| 510 } | |
| 511 | |
| 512 } else if (hexadecimal == 1) { | |
| 513 | |
| 514 do { | |
| 515 | |
| 516 /* the "(uint32_t)" cast disables the BCC's warning */ | |
| 517 *--p = hex[(uint32_t) (ui64 & 0xf)]; | |
| 518 | |
| 519 } while (ui64 >>= 4); | |
| 520 | |
| 521 } else { /* hexadecimal == 2 */ | |
| 522 | |
| 523 do { | |
| 524 | |
| 525 /* the "(uint32_t)" cast disables the BCC's warning */ | |
| 526 *--p = HEX[(uint32_t) (ui64 & 0xf)]; | |
| 527 | |
| 528 } while (ui64 >>= 4); | |
| 529 } | |
| 530 | |
| 531 /* zero or space padding */ | |
| 532 | |
| 533 len = (temp + NGX_INT64_LEN) - p; | |
| 534 | |
| 535 while (len++ < width && buf < last) { | |
| 536 *buf++ = zero; | |
| 537 } | |
| 538 | |
| 539 /* number safe copy */ | |
| 540 | |
| 541 len = (temp + NGX_INT64_LEN) - p; | |
| 542 | |
| 543 if (buf + len > last) { | |
| 544 len = last - buf; | |
| 545 } | |
| 546 | |
| 547 return ngx_cpymem(buf, p, len); | |
| 548 } | |
| 549 | |
| 550 | |
|
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551 /* |
| 1541 | 552 * We use ngx_strcasecmp()/ngx_strncasecmp() for 7-bit ASCII strings only, |
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553 * and implement our own ngx_strcasecmp()/ngx_strncasecmp() |
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554 * to avoid libc locale overhead. Besides, we use the ngx_uint_t's |
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555 * instead of the u_char's, because they are slightly faster. |
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556 */ |
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557 |
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558 ngx_int_t |
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559 ngx_strcasecmp(u_char *s1, u_char *s2) |
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560 { |
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561 ngx_uint_t c1, c2; |
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562 |
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563 for ( ;; ) { |
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564 c1 = (ngx_uint_t) *s1++; |
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565 c2 = (ngx_uint_t) *s2++; |
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566 |
| 3115 | 567 c1 = (c1 >= 'A' && c1 <= 'Z') ? (c1 | 0x20) : c1; |
| 568 c2 = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2; | |
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569 |
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570 if (c1 == c2) { |
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571 |
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572 if (c1) { |
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573 continue; |
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574 } |
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575 |
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576 return 0; |
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577 } |
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578 |
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579 return c1 - c2; |
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580 } |
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581 } |
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582 |
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583 |
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584 ngx_int_t |
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585 ngx_strncasecmp(u_char *s1, u_char *s2, size_t n) |
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586 { |
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587 ngx_uint_t c1, c2; |
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588 |
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589 while (n) { |
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590 c1 = (ngx_uint_t) *s1++; |
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591 c2 = (ngx_uint_t) *s2++; |
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592 |
| 3115 | 593 c1 = (c1 >= 'A' && c1 <= 'Z') ? (c1 | 0x20) : c1; |
| 594 c2 = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2; | |
|
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595 |
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596 if (c1 == c2) { |
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|
597 |
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598 if (c1) { |
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599 n--; |
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600 continue; |
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601 } |
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602 |
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603 return 0; |
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604 } |
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605 |
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606 return c1 - c2; |
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607 } |
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|
608 |
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609 return 0; |
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610 } |
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|
611 |
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|
612 |
| 1552 | 613 u_char * |
| 614 ngx_strnstr(u_char *s1, char *s2, size_t len) | |
| 615 { | |
| 616 u_char c1, c2; | |
| 617 size_t n; | |
| 618 | |
| 619 c2 = *(u_char *) s2++; | |
| 620 | |
| 621 n = ngx_strlen(s2); | |
| 622 | |
| 623 do { | |
| 624 do { | |
| 625 if (len-- == 0) { | |
| 626 return NULL; | |
| 627 } | |
| 628 | |
| 629 c1 = *s1++; | |
| 630 | |
| 631 if (c1 == 0) { | |
| 632 return NULL; | |
| 633 } | |
| 634 | |
| 635 } while (c1 != c2); | |
| 636 | |
| 637 if (n > len) { | |
| 638 return NULL; | |
| 639 } | |
| 640 | |
| 641 } while (ngx_strncmp(s1, (u_char *) s2, n) != 0); | |
| 642 | |
| 643 return --s1; | |
| 644 } | |
| 645 | |
| 646 | |
| 1550 | 647 /* |
| 648 * ngx_strstrn() and ngx_strcasestrn() are intended to search for static | |
| 649 * substring with known length in null-terminated string. The argument n | |
| 650 * must be length of the second substring - 1. | |
| 651 */ | |
| 652 | |
|
1542
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
653 u_char * |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
654 ngx_strstrn(u_char *s1, char *s2, size_t n) |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
655 { |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
656 u_char c1, c2; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
657 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
658 c2 = *(u_char *) s2++; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
659 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
660 do { |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
661 do { |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
662 c1 = *s1++; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
663 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
664 if (c1 == 0) { |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
665 return NULL; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
666 } |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
667 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
668 } while (c1 != c2); |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
669 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
670 } while (ngx_strncmp(s1, (u_char *) s2, n) != 0); |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
671 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
672 return --s1; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
673 } |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
674 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
675 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
676 u_char * |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
677 ngx_strcasestrn(u_char *s1, char *s2, size_t n) |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
678 { |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
679 ngx_uint_t c1, c2; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
680 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
681 c2 = (ngx_uint_t) *s2++; |
| 3115 | 682 c2 = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2; |
|
1542
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
683 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
684 do { |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
685 do { |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
686 c1 = (ngx_uint_t) *s1++; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
687 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
688 if (c1 == 0) { |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
689 return NULL; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
690 } |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
691 |
| 3115 | 692 c1 = (c1 >= 'A' && c1 <= 'Z') ? (c1 | 0x20) : c1; |
|
1542
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
693 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
694 } while (c1 != c2); |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
695 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
696 } while (ngx_strncasecmp(s1, (u_char *) s2, n) != 0); |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
697 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
698 return --s1; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
699 } |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
700 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
701 |
| 2668 | 702 /* |
| 703 * ngx_strlcasestrn() is intended to search for static substring | |
| 704 * with known length in string until the argument last. The argument n | |
| 705 * must be length of the second substring - 1. | |
| 706 */ | |
| 707 | |
| 708 u_char * | |
| 709 ngx_strlcasestrn(u_char *s1, u_char *last, u_char *s2, size_t n) | |
| 710 { | |
| 711 ngx_uint_t c1, c2; | |
| 712 | |
| 713 c2 = (ngx_uint_t) *s2++; | |
| 3115 | 714 c2 = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2; |
| 2668 | 715 last -= n; |
| 716 | |
| 717 do { | |
| 718 do { | |
|
2680
82e3946062be
backout r2677 and fix ngx_strlcasestrn() again
Igor Sysoev <igor@sysoev.ru>
parents:
2676
diff
changeset
|
719 if (s1 >= last) { |
| 2668 | 720 return NULL; |
| 721 } | |
| 722 | |
| 723 c1 = (ngx_uint_t) *s1++; | |
| 724 | |
| 3115 | 725 c1 = (c1 >= 'A' && c1 <= 'Z') ? (c1 | 0x20) : c1; |
| 2668 | 726 |
| 727 } while (c1 != c2); | |
| 728 | |
| 729 } while (ngx_strncasecmp(s1, s2, n) != 0); | |
| 730 | |
| 731 return --s1; | |
| 732 } | |
| 733 | |
| 734 | |
| 493 | 735 ngx_int_t |
| 736 ngx_rstrncmp(u_char *s1, u_char *s2, size_t n) | |
|
84
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
737 { |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
738 if (n == 0) { |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
739 return 0; |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
740 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
741 |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
742 n--; |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
743 |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
744 for ( ;; ) { |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
745 if (s1[n] != s2[n]) { |
|
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
746 return s1[n] - s2[n]; |
|
84
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
747 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
748 |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
749 if (n == 0) { |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
750 return 0; |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
751 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
752 |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
753 n--; |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
754 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
755 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
756 |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
757 |
| 493 | 758 ngx_int_t |
| 759 ngx_rstrncasecmp(u_char *s1, u_char *s2, size_t n) | |
| 455 | 760 { |
| 761 u_char c1, c2; | |
| 762 | |
| 763 if (n == 0) { | |
| 764 return 0; | |
| 765 } | |
| 766 | |
| 767 n--; | |
| 768 | |
| 769 for ( ;; ) { | |
| 770 c1 = s1[n]; | |
| 771 if (c1 >= 'a' && c1 <= 'z') { | |
| 772 c1 -= 'a' - 'A'; | |
| 773 } | |
| 774 | |
| 775 c2 = s2[n]; | |
| 776 if (c2 >= 'a' && c2 <= 'z') { | |
| 777 c2 -= 'a' - 'A'; | |
| 778 } | |
| 779 | |
| 780 if (c1 != c2) { | |
| 781 return c1 - c2; | |
| 782 } | |
| 783 | |
| 784 if (n == 0) { | |
| 785 return 0; | |
| 786 } | |
| 787 | |
| 788 n--; | |
| 789 } | |
| 790 } | |
| 791 | |
| 792 | |
| 493 | 793 ngx_int_t |
|
1029
ce08bc4cb97b
ngx_strn2cmp() > ngx_memn2cmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1024
diff
changeset
|
794 ngx_memn2cmp(u_char *s1, u_char *s2, size_t n1, size_t n2) |
| 1024 | 795 { |
| 796 size_t n; | |
| 797 ngx_int_t m, z; | |
| 798 | |
| 799 if (n1 <= n2) { | |
| 800 n = n1; | |
| 801 z = -1; | |
| 802 | |
| 803 } else { | |
| 804 n = n2; | |
| 805 z = 1; | |
| 806 } | |
| 807 | |
|
1029
ce08bc4cb97b
ngx_strn2cmp() > ngx_memn2cmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1024
diff
changeset
|
808 m = ngx_memcmp(s1, s2, n); |
| 1024 | 809 |
| 810 if (m || n1 == n2) { | |
| 811 return m; | |
| 812 } | |
| 813 | |
| 814 return z; | |
| 815 } | |
| 816 | |
| 817 | |
| 818 ngx_int_t | |
|
3116
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
819 ngx_dns_strcmp(u_char *s1, u_char *s2) |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
820 { |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
821 ngx_uint_t c1, c2; |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
822 |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
823 for ( ;; ) { |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
824 c1 = (ngx_uint_t) *s1++; |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
825 c2 = (ngx_uint_t) *s2++; |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
826 |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
827 c1 = (c1 >= 'A' && c1 <= 'Z') ? (c1 | 0x20) : c1; |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
828 c2 = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2; |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
829 |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
830 if (c1 == c2) { |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
831 |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
832 if (c1) { |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
833 continue; |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
834 } |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
835 |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
836 return 0; |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
837 } |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
838 |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
839 /* in ASCII '.' > '-', but we need '.' to be the lowest character */ |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
840 |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
841 c1 = (c1 == '.') ? ' ' : c1; |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
842 c2 = (c2 == '.') ? ' ' : c2; |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
843 |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
844 return c1 - c2; |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
845 } |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
846 } |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
847 |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
848 |
|
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
849 ngx_int_t |
| 493 | 850 ngx_atoi(u_char *line, size_t n) |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
851 { |
|
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
852 ngx_int_t value; |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
853 |
|
84
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
854 if (n == 0) { |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
855 return NGX_ERROR; |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
856 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
857 |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
858 for (value = 0; n--; line++) { |
|
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
859 if (*line < '0' || *line > '9') { |
|
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
860 return NGX_ERROR; |
|
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
861 } |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
862 |
|
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
863 value = value * 10 + (*line - '0'); |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
864 } |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
865 |
|
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
866 if (value < 0) { |
|
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
867 return NGX_ERROR; |
|
338
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
868 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
869 } else { |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
870 return value; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
871 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
872 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
873 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
874 |
| 3512 | 875 /* parse a fixed point number, e.g., ngx_atofp("10.5", 4, 2) returns 1050 */ |
| 876 | |
| 877 ngx_int_t | |
| 878 ngx_atofp(u_char *line, size_t n, size_t point) | |
| 879 { | |
| 880 ngx_int_t value; | |
| 881 ngx_uint_t dot; | |
| 882 | |
| 883 if (n == 0) { | |
| 884 return NGX_ERROR; | |
| 885 } | |
| 886 | |
| 887 dot = 0; | |
| 888 | |
| 889 for (value = 0; n--; line++) { | |
| 890 | |
| 891 if (point == 0) { | |
| 892 return NGX_ERROR; | |
| 893 } | |
| 894 | |
| 895 if (*line == '.') { | |
| 896 if (dot) { | |
| 897 return NGX_ERROR; | |
| 898 } | |
| 899 | |
| 900 dot = 1; | |
| 901 continue; | |
| 902 } | |
| 903 | |
| 904 if (*line < '0' || *line > '9') { | |
| 905 return NGX_ERROR; | |
| 906 } | |
| 907 | |
| 908 value = value * 10 + (*line - '0'); | |
| 909 point -= dot; | |
| 910 } | |
| 911 | |
| 912 while (point--) { | |
| 913 value = value * 10; | |
| 914 } | |
| 915 | |
| 916 if (value < 0) { | |
| 917 return NGX_ERROR; | |
| 918 | |
| 919 } else { | |
| 920 return value; | |
| 921 } | |
| 922 } | |
| 923 | |
| 924 | |
| 501 | 925 ssize_t |
| 926 ngx_atosz(u_char *line, size_t n) | |
| 927 { | |
| 928 ssize_t value; | |
| 929 | |
| 930 if (n == 0) { | |
| 931 return NGX_ERROR; | |
| 932 } | |
| 933 | |
| 934 for (value = 0; n--; line++) { | |
| 935 if (*line < '0' || *line > '9') { | |
| 936 return NGX_ERROR; | |
| 937 } | |
| 938 | |
| 939 value = value * 10 + (*line - '0'); | |
| 940 } | |
| 941 | |
| 942 if (value < 0) { | |
| 943 return NGX_ERROR; | |
| 944 | |
| 945 } else { | |
| 946 return value; | |
| 947 } | |
| 948 } | |
| 949 | |
| 950 | |
| 951 off_t | |
| 952 ngx_atoof(u_char *line, size_t n) | |
| 953 { | |
| 954 off_t value; | |
| 955 | |
| 956 if (n == 0) { | |
| 957 return NGX_ERROR; | |
| 958 } | |
| 959 | |
| 960 for (value = 0; n--; line++) { | |
| 961 if (*line < '0' || *line > '9') { | |
| 962 return NGX_ERROR; | |
| 963 } | |
| 964 | |
| 965 value = value * 10 + (*line - '0'); | |
| 966 } | |
| 967 | |
| 968 if (value < 0) { | |
| 969 return NGX_ERROR; | |
| 970 | |
| 971 } else { | |
| 972 return value; | |
| 973 } | |
| 974 } | |
| 975 | |
| 976 | |
| 977 time_t | |
| 978 ngx_atotm(u_char *line, size_t n) | |
| 979 { | |
| 980 time_t value; | |
| 981 | |
| 982 if (n == 0) { | |
| 983 return NGX_ERROR; | |
| 984 } | |
| 985 | |
| 986 for (value = 0; n--; line++) { | |
| 987 if (*line < '0' || *line > '9') { | |
| 988 return NGX_ERROR; | |
| 989 } | |
| 990 | |
| 991 value = value * 10 + (*line - '0'); | |
| 992 } | |
| 993 | |
| 994 if (value < 0) { | |
| 995 return NGX_ERROR; | |
| 996 | |
| 997 } else { | |
| 998 return value; | |
| 999 } | |
| 1000 } | |
| 1001 | |
| 1002 | |
| 493 | 1003 ngx_int_t |
| 1004 ngx_hextoi(u_char *line, size_t n) | |
|
338
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1005 { |
| 783 | 1006 u_char c, ch; |
|
338
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1007 ngx_int_t value; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1008 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1009 if (n == 0) { |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1010 return NGX_ERROR; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1011 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1012 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1013 for (value = 0; n--; line++) { |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1014 ch = *line; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1015 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1016 if (ch >= '0' && ch <= '9') { |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1017 value = value * 16 + (ch - '0'); |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1018 continue; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1019 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1020 |
| 783 | 1021 c = (u_char) (ch | 0x20); |
|
338
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1022 |
| 783 | 1023 if (c >= 'a' && c <= 'f') { |
| 1024 value = value * 16 + (c - 'a' + 10); | |
|
338
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1025 continue; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1026 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1027 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1028 return NGX_ERROR; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1029 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1030 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1031 if (value < 0) { |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1032 return NGX_ERROR; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1033 |
|
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
1034 } else { |
|
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
1035 return value; |
|
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
1036 } |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1037 } |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1038 |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1039 |
|
1745
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1040 u_char * |
|
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1041 ngx_hex_dump(u_char *dst, u_char *src, size_t len) |
|
174
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
1042 { |
|
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
1043 static u_char hex[] = "0123456789abcdef"; |
|
175
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
1044 |
|
1745
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1045 while (len--) { |
|
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1046 *dst++ = hex[*src >> 4]; |
|
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1047 *dst++ = hex[*src++ & 0xf]; |
|
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
1048 } |
|
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
1049 |
|
1745
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1050 return dst; |
|
174
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
1051 } |
|
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
1052 |
|
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
1053 |
| 493 | 1054 void |
| 1055 ngx_encode_base64(ngx_str_t *dst, ngx_str_t *src) | |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1056 { |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1057 u_char *d, *s; |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1058 size_t len; |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1059 static u_char basis64[] = |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1060 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1061 |
|
409
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
1062 len = src->len; |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1063 s = src->data; |
|
409
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
1064 d = dst->data; |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1065 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1066 while (len > 2) { |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1067 *d++ = basis64[(s[0] >> 2) & 0x3f]; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1068 *d++ = basis64[((s[0] & 3) << 4) | (s[1] >> 4)]; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1069 *d++ = basis64[((s[1] & 0x0f) << 2) | (s[2] >> 6)]; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1070 *d++ = basis64[s[2] & 0x3f]; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1071 |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1072 s += 3; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1073 len -= 3; |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1074 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1075 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1076 if (len) { |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1077 *d++ = basis64[(s[0] >> 2) & 0x3f]; |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1078 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1079 if (len == 1) { |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1080 *d++ = basis64[(s[0] & 3) << 4]; |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1081 *d++ = '='; |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1082 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1083 } else { |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1084 *d++ = basis64[((s[0] & 3) << 4) | (s[1] >> 4)]; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1085 *d++ = basis64[(s[1] & 0x0f) << 2]; |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1086 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1087 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1088 *d++ = '='; |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1089 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1090 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1091 dst->len = d - dst->data; |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1092 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1093 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1094 |
| 493 | 1095 ngx_int_t |
| 1096 ngx_decode_base64(ngx_str_t *dst, ngx_str_t *src) | |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1097 { |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1098 size_t len; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1099 u_char *d, *s; |
| 827 | 1100 static u_char basis64[] = { |
| 1101 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 1102 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 1103 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 62, 77, 77, 77, 63, | |
| 1104 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 77, 77, 77, 77, 77, 77, | |
| 1105 77, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, | |
| 1106 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 77, 77, 77, 77, 77, | |
| 1107 77, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, | |
| 1108 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 77, 77, 77, 77, 77, | |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1109 |
| 827 | 1110 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
| 1111 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 1112 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 1113 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 1114 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 1115 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 1116 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 1117 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77 | |
| 1118 }; | |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1119 |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1120 for (len = 0; len < src->len; len++) { |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1121 if (src->data[len] == '=') { |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1122 break; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1123 } |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1124 |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1125 if (basis64[src->data[len]] == 77) { |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1126 return NGX_ERROR; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1127 } |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1128 } |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1129 |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1130 if (len % 4 == 1) { |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1131 return NGX_ERROR; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1132 } |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1133 |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1134 s = src->data; |
|
409
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
1135 d = dst->data; |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1136 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1137 while (len > 3) { |
|
409
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
1138 *d++ = (u_char) (basis64[s[0]] << 2 | basis64[s[1]] >> 4); |
|
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
1139 *d++ = (u_char) (basis64[s[1]] << 4 | basis64[s[2]] >> 2); |
|
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
1140 *d++ = (u_char) (basis64[s[2]] << 6 | basis64[s[3]]); |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1141 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1142 s += 4; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1143 len -= 4; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1144 } |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1145 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1146 if (len > 1) { |
|
409
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
1147 *d++ = (u_char) (basis64[s[0]] << 2 | basis64[s[1]] >> 4); |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1148 } |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1149 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1150 if (len > 2) { |
|
409
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
1151 *d++ = (u_char) (basis64[s[1]] << 4 | basis64[s[2]] >> 2); |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1152 } |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1153 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1154 dst->len = d - dst->data; |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1155 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1156 return NGX_OK; |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1157 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1158 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1159 |
| 657 | 1160 /* |
|
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1161 * ngx_utf8_decode() decodes two and more bytes UTF sequences only |
| 657 | 1162 * the return values: |
| 1163 * 0x80 - 0x10ffff valid character | |
| 2120 | 1164 * 0x110000 - 0xfffffffd invalid sequence |
| 657 | 1165 * 0xfffffffe incomplete sequence |
| 1166 * 0xffffffff error | |
| 1167 */ | |
| 1168 | |
| 1169 uint32_t | |
|
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1170 ngx_utf8_decode(u_char **p, size_t n) |
| 657 | 1171 { |
| 1172 size_t len; | |
| 1173 uint32_t u, i, valid; | |
| 1174 | |
| 1175 u = **p; | |
| 1176 | |
| 1177 if (u > 0xf0) { | |
| 1178 | |
| 1179 u &= 0x07; | |
| 1180 valid = 0xffff; | |
| 1181 len = 3; | |
| 1182 | |
| 1183 } else if (u > 0xe0) { | |
| 1184 | |
| 1185 u &= 0x0f; | |
| 1186 valid = 0x7ff; | |
| 1187 len = 2; | |
| 1188 | |
| 1189 } else if (u > 0xc0) { | |
| 1190 | |
| 1191 u &= 0x1f; | |
| 1192 valid = 0x7f; | |
| 1193 len = 1; | |
| 1194 | |
| 1195 } else { | |
| 1196 (*p)++; | |
| 1197 return 0xffffffff; | |
| 1198 } | |
| 1199 | |
| 1200 if (n - 1 < len) { | |
| 1201 return 0xfffffffe; | |
| 1202 } | |
| 1203 | |
| 1204 (*p)++; | |
| 1205 | |
| 1206 while (len) { | |
| 1207 i = *(*p)++; | |
| 1208 | |
| 1209 if (i < 0x80) { | |
| 1210 return 0xffffffff; | |
| 1211 } | |
| 1212 | |
| 1213 u = (u << 6) | (i & 0x3f); | |
| 1214 | |
| 1215 len--; | |
| 1216 } | |
| 1217 | |
| 1218 if (u > valid) { | |
| 1219 return u; | |
| 1220 } | |
| 1221 | |
| 1222 return 0xffffffff; | |
| 1223 } | |
| 1224 | |
| 1225 | |
| 523 | 1226 size_t |
|
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1227 ngx_utf8_length(u_char *p, size_t n) |
| 523 | 1228 { |
| 2120 | 1229 u_char c, *last; |
| 1230 size_t len; | |
| 523 | 1231 |
| 2120 | 1232 last = p + n; |
| 523 | 1233 |
| 2120 | 1234 for (len = 0; p < last; len++) { |
| 1235 | |
| 1236 c = *p; | |
| 523 | 1237 |
| 1238 if (c < 0x80) { | |
| 2120 | 1239 p++; |
| 523 | 1240 continue; |
| 1241 } | |
| 1242 | |
|
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1243 if (ngx_utf8_decode(&p, n) > 0x10ffff) { |
|
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1244 /* invalid UTF-8 */ |
| 2120 | 1245 return n; |
| 523 | 1246 } |
| 1247 } | |
| 1248 | |
| 1249 return len; | |
| 1250 } | |
| 1251 | |
| 1252 | |
| 527 | 1253 u_char * |
|
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1254 ngx_utf8_cpystrn(u_char *dst, u_char *src, size_t n, size_t len) |
| 527 | 1255 { |
| 2120 | 1256 u_char c, *next; |
| 527 | 1257 |
| 1258 if (n == 0) { | |
| 1259 return dst; | |
| 1260 } | |
| 1261 | |
| 2120 | 1262 while (--n) { |
| 527 | 1263 |
| 1264 c = *src; | |
| 1265 *dst = c; | |
| 1266 | |
| 1267 if (c < 0x80) { | |
| 2120 | 1268 |
| 1269 if (c != '\0') { | |
| 1270 dst++; | |
| 1271 src++; | |
| 1272 len--; | |
| 1273 | |
| 527 | 1274 continue; |
| 1275 } | |
| 1276 | |
| 1277 return dst; | |
| 1278 } | |
| 1279 | |
| 2120 | 1280 next = src; |
| 527 | 1281 |
|
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1282 if (ngx_utf8_decode(&next, len) > 0x10ffff) { |
|
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1283 /* invalid UTF-8 */ |
| 2120 | 1284 break; |
| 527 | 1285 } |
| 1286 | |
| 2120 | 1287 while (src < next) { |
|
3410
bfcc9be4f1c9
fix ngx_utf8_cpystrn(): it did not fully copy utf-8 string
Igor Sysoev <igor@sysoev.ru>
parents:
3275
diff
changeset
|
1288 *dst++ = *src++; |
| 2120 | 1289 len--; |
| 1290 } | |
| 527 | 1291 } |
| 1292 | |
| 1293 *dst = '\0'; | |
| 1294 | |
| 1295 return dst; | |
| 1296 } | |
| 1297 | |
| 1298 | |
| 493 | 1299 uintptr_t |
| 1300 ngx_escape_uri(u_char *dst, u_char *src, size_t size, ngx_uint_t type) | |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1301 { |
| 3275 | 1302 ngx_uint_t n; |
| 827 | 1303 uint32_t *escape; |
| 1304 static u_char hex[] = "0123456789abcdef"; | |
| 461 | 1305 |
| 827 | 1306 /* " ", "#", "%", "?", %00-%1F, %7F-%FF */ |
| 485 | 1307 |
| 827 | 1308 static uint32_t uri[] = { |
| 1309 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1310 |
| 827 | 1311 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
| 1312 0x80000029, /* 1000 0000 0000 0000 0000 0000 0010 1001 */ | |
| 1313 | |
| 1314 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
| 1315 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 452 | 1316 |
| 827 | 1317 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
| 1318 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ | |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1319 |
| 827 | 1320 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
| 1321 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1322 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1323 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1324 }; | |
| 452 | 1325 |
|
3486
5d28d30ba1b1
escape ampersand in argument while rewrite
Igor Sysoev <igor@sysoev.ru>
parents:
3410
diff
changeset
|
1326 /* " ", "#", "%", "&", "+", "?", %00-%1F, %7F-%FF */ |
| 485 | 1327 |
| 827 | 1328 static uint32_t args[] = { |
| 1329 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1330 | |
| 1331 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ | |
| 3725 | 1332 0x88000869, /* 1000 1000 0000 0000 0000 1000 0110 1001 */ |
| 485 | 1333 |
| 827 | 1334 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ |
| 1335 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 485 | 1336 |
| 827 | 1337 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
| 1338 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 485 | 1339 |
| 827 | 1340 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
| 1341 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1342 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1343 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1344 }; | |
| 485 | 1345 |
|
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1346 /* " ", "#", """, "%", "'", %00-%1F, %7F-%FF */ |
| 485 | 1347 |
| 827 | 1348 static uint32_t html[] = { |
| 1349 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 461 | 1350 |
| 827 | 1351 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
| 1297 | 1352 0x000000ad, /* 0000 0000 0000 0000 0000 0000 1010 1101 */ |
| 827 | 1353 |
| 1354 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
| 1355 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 461 | 1356 |
| 827 | 1357 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
| 1358 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 461 | 1359 |
| 827 | 1360 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
| 1361 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1362 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1363 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1364 }; | |
| 461 | 1365 |
|
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1366 /* " ", """, "%", "'", %00-%1F, %7F-%FF */ |
| 461 | 1367 |
|
1298
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1368 static uint32_t refresh[] = { |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1369 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1370 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1371 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
|
1629
12a656452ad1
do not encode already encoded characters in msie_refresh
Igor Sysoev <igor@sysoev.ru>
parents:
1593
diff
changeset
|
1372 0x00000085, /* 0000 0000 0000 0000 0000 0000 1000 0101 */ |
|
1298
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1373 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1374 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1375 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1376 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1377 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1378 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1379 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1380 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1381 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1382 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1383 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1384 }; |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1385 |
|
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1386 /* " ", "%", %00-%1F */ |
|
1333
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1387 |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1388 static uint32_t memcached[] = { |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1389 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1390 |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1391 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
|
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1392 0x00000021, /* 0000 0000 0000 0000 0000 0000 0010 0001 */ |
|
1333
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1393 |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1394 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1395 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1396 |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1397 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1398 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1399 |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1400 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1401 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1402 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1403 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1404 }; |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1405 |
|
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1406 /* mail_auth is the same as memcached */ |
|
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1407 |
|
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1408 static uint32_t *map[] = |
|
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1409 { uri, args, html, refresh, memcached, memcached }; |
|
1298
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1410 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1411 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1412 escape = map[type]; |
| 461 | 1413 |
| 452 | 1414 if (dst == NULL) { |
| 1415 | |
| 1416 /* find the number of the characters to be escaped */ | |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1417 |
| 3115 | 1418 n = 0; |
| 452 | 1419 |
| 3275 | 1420 while (size) { |
| 452 | 1421 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { |
| 1422 n++; | |
| 1423 } | |
| 1424 src++; | |
| 3275 | 1425 size--; |
| 452 | 1426 } |
| 1427 | |
| 485 | 1428 return (uintptr_t) n; |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1429 } |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1430 |
| 3275 | 1431 while (size) { |
| 452 | 1432 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { |
| 1433 *dst++ = '%'; | |
| 1434 *dst++ = hex[*src >> 4]; | |
| 1435 *dst++ = hex[*src & 0xf]; | |
| 1436 src++; | |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1437 |
| 452 | 1438 } else { |
| 1439 *dst++ = *src++; | |
| 1440 } | |
| 3275 | 1441 size--; |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1442 } |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1443 |
| 485 | 1444 return (uintptr_t) dst; |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1445 } |
| 577 | 1446 |
| 1447 | |
| 1448 void | |
| 601 | 1449 ngx_unescape_uri(u_char **dst, u_char **src, size_t size, ngx_uint_t type) |
| 577 | 1450 { |
| 1451 u_char *d, *s, ch, c, decoded; | |
| 1452 enum { | |
| 1453 sw_usual = 0, | |
| 1454 sw_quoted, | |
| 1455 sw_quoted_second | |
| 1456 } state; | |
| 1457 | |
| 1458 d = *dst; | |
| 1459 s = *src; | |
| 1460 | |
| 1461 state = 0; | |
| 1462 decoded = 0; | |
| 1463 | |
| 1464 while (size--) { | |
| 1465 | |
| 1466 ch = *s++; | |
| 1467 | |
| 1468 switch (state) { | |
| 1469 case sw_usual: | |
| 1593 | 1470 if (ch == '?' |
| 1471 && (type & (NGX_UNESCAPE_URI|NGX_UNESCAPE_REDIRECT))) | |
| 1472 { | |
| 577 | 1473 *d++ = ch; |
| 1474 goto done; | |
| 1475 } | |
| 1476 | |
| 1477 if (ch == '%') { | |
| 1478 state = sw_quoted; | |
| 1479 break; | |
| 1480 } | |
| 1481 | |
| 1482 *d++ = ch; | |
| 1483 break; | |
| 1484 | |
| 1485 case sw_quoted: | |
| 1486 | |
| 1487 if (ch >= '0' && ch <= '9') { | |
| 1488 decoded = (u_char) (ch - '0'); | |
| 1489 state = sw_quoted_second; | |
| 1490 break; | |
| 1491 } | |
| 1492 | |
| 1493 c = (u_char) (ch | 0x20); | |
| 1494 if (c >= 'a' && c <= 'f') { | |
| 1495 decoded = (u_char) (c - 'a' + 10); | |
| 1496 state = sw_quoted_second; | |
| 1497 break; | |
| 1498 } | |
| 1499 | |
| 589 | 1500 /* the invalid quoted character */ |
| 577 | 1501 |
| 589 | 1502 state = sw_usual; |
| 1503 | |
| 1504 *d++ = ch; | |
| 577 | 1505 |
| 1506 break; | |
| 1507 | |
| 1508 case sw_quoted_second: | |
| 1509 | |
| 589 | 1510 state = sw_usual; |
| 1511 | |
| 577 | 1512 if (ch >= '0' && ch <= '9') { |
| 1513 ch = (u_char) ((decoded << 4) + ch - '0'); | |
| 1514 | |
| 1593 | 1515 if (type & NGX_UNESCAPE_REDIRECT) { |
| 601 | 1516 if (ch > '%' && ch < 0x7f) { |
| 1517 *d++ = ch; | |
| 1518 break; | |
| 1519 } | |
| 1520 | |
| 1521 *d++ = '%'; *d++ = *(s - 2); *d++ = *(s - 1); | |
| 1522 | |
| 577 | 1523 break; |
| 1524 } | |
| 1525 | |
| 601 | 1526 *d++ = ch; |
| 577 | 1527 |
| 1528 break; | |
| 1529 } | |
| 1530 | |
| 1531 c = (u_char) (ch | 0x20); | |
| 1532 if (c >= 'a' && c <= 'f') { | |
| 1533 ch = (u_char) ((decoded << 4) + c - 'a' + 10); | |
| 1534 | |
| 1593 | 1535 if (type & NGX_UNESCAPE_URI) { |
| 1536 if (ch == '?') { | |
| 1537 *d++ = ch; | |
| 1538 goto done; | |
| 1539 } | |
| 1540 | |
| 1541 *d++ = ch; | |
| 1542 break; | |
| 1543 } | |
| 1544 | |
| 1545 if (type & NGX_UNESCAPE_REDIRECT) { | |
| 601 | 1546 if (ch == '?') { |
| 1547 *d++ = ch; | |
| 1548 goto done; | |
| 1549 } | |
| 577 | 1550 |
| 601 | 1551 if (ch > '%' && ch < 0x7f) { |
| 1552 *d++ = ch; | |
| 1553 break; | |
| 1554 } | |
| 1555 | |
| 1556 *d++ = '%'; *d++ = *(s - 2); *d++ = *(s - 1); | |
| 577 | 1557 break; |
| 1558 } | |
| 1559 | |
| 601 | 1560 *d++ = ch; |
| 577 | 1561 |
| 1562 break; | |
| 1563 } | |
| 1564 | |
| 589 | 1565 /* the invalid quoted character */ |
| 577 | 1566 |
| 1567 break; | |
| 1568 } | |
| 1569 } | |
| 1570 | |
| 1571 done: | |
| 1572 | |
| 1573 *dst = d; | |
| 1574 *src = s; | |
| 1575 } | |
| 583 | 1576 |
| 1577 | |
| 1544 | 1578 uintptr_t |
| 1579 ngx_escape_html(u_char *dst, u_char *src, size_t size) | |
| 1580 { | |
| 1581 u_char ch; | |
| 3275 | 1582 ngx_uint_t len; |
| 1544 | 1583 |
| 1584 if (dst == NULL) { | |
| 1585 | |
| 1586 len = 0; | |
| 1587 | |
| 3275 | 1588 while (size) { |
| 1544 | 1589 switch (*src++) { |
| 1590 | |
| 1591 case '<': | |
| 1592 len += sizeof("<") - 2; | |
|
1560
25ee6eee7573
style fix: remove trailing spaces
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parents:
1552
diff
changeset
|
1593 break; |
| 1544 | 1594 |
| 1595 case '>': | |
| 1596 len += sizeof(">") - 2; | |
|
1560
25ee6eee7573
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1597 break; |
| 1544 | 1598 |
| 1599 case '&': | |
| 1600 len += sizeof("&") - 2; | |
|
1560
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diff
changeset
|
1601 break; |
| 1544 | 1602 |
| 1603 default: | |
| 1604 break; | |
| 1605 } | |
| 3275 | 1606 size--; |
| 1544 | 1607 } |
| 1608 | |
| 1609 return (uintptr_t) len; | |
| 1610 } | |
| 1611 | |
| 3275 | 1612 while (size) { |
| 1544 | 1613 ch = *src++; |
| 1614 | |
| 1615 switch (ch) { | |
| 1616 | |
| 1617 case '<': | |
| 1618 *dst++ = '&'; *dst++ = 'l'; *dst++ = 't'; *dst++ = ';'; | |
| 1619 break; | |
| 1620 | |
| 1621 case '>': | |
| 1622 *dst++ = '&'; *dst++ = 'g'; *dst++ = 't'; *dst++ = ';'; | |
| 1623 break; | |
| 1624 | |
| 1625 case '&': | |
| 1626 *dst++ = '&'; *dst++ = 'a'; *dst++ = 'm'; *dst++ = 'p'; | |
| 1627 *dst++ = ';'; | |
| 1628 break; | |
| 1629 | |
| 1630 default: | |
| 1631 *dst++ = ch; | |
| 1632 break; | |
| 1633 } | |
| 3275 | 1634 size--; |
| 1544 | 1635 } |
| 1636 | |
| 1637 return (uintptr_t) dst; | |
| 1638 } | |
| 1639 | |
| 1640 | |
|
3641
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1641 void |
|
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1642 ngx_str_rbtree_insert_value(ngx_rbtree_node_t *temp, |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1643 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) |
|
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1644 { |
|
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1645 ngx_str_node_t *n, *t; |
|
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
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|
1646 ngx_rbtree_node_t **p; |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1647 |
|
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
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|
1648 for ( ;; ) { |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1649 |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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changeset
|
1650 n = (ngx_str_node_t *) node; |
|
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1651 t = (ngx_str_node_t *) temp; |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
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|
1652 |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1653 if (node->key != temp->key) { |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
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|
1654 |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1655 p = (node->key < temp->key) ? &temp->left : &temp->right; |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1656 |
|
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1657 } else if (n->str.len != t->str.len) { |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1658 |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1659 p = (n->str.len < t->str.len) ? &temp->left : &temp->right; |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1660 |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1661 } else { |
|
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1662 p = (ngx_memcmp(n->str.data, t->str.data, n->str.len) < 0) |
|
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1663 ? &temp->left : &temp->right; |
|
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1664 } |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1665 |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
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|
1666 if (*p == sentinel) { |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
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|
1667 break; |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1668 } |
|
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1669 |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1670 temp = *p; |
|
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1671 } |
|
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1672 |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1673 *p = node; |
|
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|
1674 node->parent = temp; |
|
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|
1675 node->left = sentinel; |
|
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1676 node->right = sentinel; |
|
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1677 ngx_rbt_red(node); |
|
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1678 } |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1679 |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1680 |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1681 ngx_str_node_t * |
|
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|
1682 ngx_str_rbtree_lookup(ngx_rbtree_t *rbtree, ngx_str_t *val, uint32_t hash) |
|
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|
1683 { |
|
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|
1684 ngx_int_t rc; |
|
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1685 ngx_str_node_t *n; |
|
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1686 ngx_rbtree_node_t *node, *sentinel; |
|
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1687 |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1688 node = rbtree->root; |
|
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|
1689 sentinel = rbtree->sentinel; |
|
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1690 |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1691 while (node != sentinel) { |
|
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1692 |
|
6802ba529ec4
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Igor Sysoev <igor@sysoev.ru>
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|
1693 n = (ngx_str_node_t *) node; |
|
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|
1694 |
|
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1695 if (hash != node->key) { |
|
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|
1696 node = (hash < node->key) ? node->left : node->right; |
|
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|
1697 continue; |
|
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|
1698 } |
|
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|
1699 |
|
6802ba529ec4
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|
1700 if (val->len != n->str.len) { |
|
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|
1701 node = (val->len < n->str.len) ? node->left : node->right; |
|
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|
1702 continue; |
|
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|
1703 } |
|
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|
1704 |
|
6802ba529ec4
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changeset
|
1705 rc = ngx_memcmp(val->data, n->str.data, val->len); |
|
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|
1706 |
|
6802ba529ec4
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changeset
|
1707 if (rc < 0) { |
|
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|
1708 node = node->left; |
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1709 continue; |
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1710 } |
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|
1711 |
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1712 if (rc > 0) { |
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1713 node = node->right; |
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|
1714 continue; |
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1715 } |
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1716 |
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1717 return n; |
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1718 } |
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1719 |
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1720 return NULL; |
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1721 } |
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1722 |
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1723 |
| 1208 | 1724 /* ngx_sort() is implemented as insertion sort because we need stable sort */ |
| 1725 | |
| 1726 void | |
| 1727 ngx_sort(void *base, size_t n, size_t size, | |
|
1956
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|
1728 ngx_int_t (*cmp)(const void *, const void *)) |
| 1208 | 1729 { |
|
1955
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1730 u_char *p1, *p2, *p; |
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1731 |
|
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1732 p = ngx_alloc(size, ngx_cycle->log); |
|
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1733 if (p == NULL) { |
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1734 return; |
|
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|
1735 } |
| 1208 | 1736 |
| 1737 for (p1 = (u_char *) base + size; | |
| 1738 p1 < (u_char *) base + n * size; | |
| 1739 p1 += size) | |
| 1740 { | |
|
1955
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|
1741 ngx_memcpy(p, p1, size); |
| 1208 | 1742 |
| 1743 for (p2 = p1; | |
|
1955
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|
1744 p2 > (u_char *) base && cmp(p2 - size, p) > 0; |
| 1208 | 1745 p2 -= size) |
| 1746 { | |
| 1747 ngx_memcpy(p2, p2 - size, size); | |
| 1748 } | |
| 1749 | |
|
1955
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|
1750 ngx_memcpy(p2, p, size); |
| 1208 | 1751 } |
|
1955
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|
1752 |
|
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|
1753 ngx_free(p); |
| 1208 | 1754 } |
| 1755 | |
| 1756 | |
| 583 | 1757 #if (NGX_MEMCPY_LIMIT) |
| 1758 | |
| 1759 void * | |
| 1760 ngx_memcpy(void *dst, void *src, size_t n) | |
| 1761 { | |
| 1762 if (n > NGX_MEMCPY_LIMIT) { | |
| 1763 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, "memcpy %uz bytes", n); | |
| 1764 ngx_debug_point(); | |
| 1765 } | |
| 1766 | |
| 1767 return memcpy(dst, src, n); | |
| 1768 } | |
| 1769 | |
| 1770 #endif |