Mercurial > hg > nginx
annotate src/core/ngx_string.c @ 2763:819bea4e964e
ngx_vslprintf(), ngx_slprintf()
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Mon, 27 Apr 2009 12:51:33 +0000 |
| parents | 82e3946062be |
| children | 41e7d9153967 4b5cf483c6a8 |
| 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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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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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 { | |
| 18 while (n--) { | |
| 19 *dst = ngx_tolower(*src); | |
| 20 dst++; | |
| 21 src++; | |
| 22 } | |
| 23 } | |
| 24 | |
| 25 | |
| 493 | 26 u_char * |
| 27 ngx_cpystrn(u_char *dst, u_char *src, size_t n) | |
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28 { |
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29 if (n == 0) { |
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30 return dst; |
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31 } |
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32 |
| 517 | 33 for ( /* void */ ; --n; dst++, src++) { |
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34 *dst = *src; |
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35 |
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36 if (*dst == '\0') { |
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37 return dst; |
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38 } |
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39 } |
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40 |
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41 *dst = '\0'; |
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43 return dst; |
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44 } |
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46 |
| 493 | 47 u_char * |
| 48 ngx_pstrdup(ngx_pool_t *pool, ngx_str_t *src) | |
| 485 | 49 { |
| 50 u_char *dst; | |
| 51 | |
| 2049 | 52 dst = ngx_pnalloc(pool, src->len); |
| 501 | 53 if (dst == NULL) { |
| 485 | 54 return NULL; |
| 55 } | |
| 56 | |
| 57 ngx_memcpy(dst, src->data, src->len); | |
| 58 | |
| 59 return dst; | |
| 60 } | |
| 61 | |
| 62 | |
| 455 | 63 /* |
| 64 * supported formats: | |
| 473 | 65 * %[0][width][x][X]O off_t |
| 461 | 66 * %[0][width]T time_t |
| 67 * %[0][width][u][x|X]z ssize_t/size_t | |
| 68 * %[0][width][u][x|X]d int/u_int | |
| 69 * %[0][width][u][x|X]l long | |
| 70 * %[0][width|m][u][x|X]i ngx_int_t/ngx_uint_t | |
| 71 * %[0][width][u][x|X]D int32_t/uint32_t | |
| 72 * %[0][width][u][x|X]L int64_t/uint64_t | |
| 495 | 73 * %[0][width|m][u][x|X]A ngx_atomic_int_t/ngx_atomic_uint_t |
| 2293 | 74 * %[0][width][.width]f float |
| 461 | 75 * %P ngx_pid_t |
| 557 | 76 * %M ngx_msec_t |
| 461 | 77 * %r rlim_t |
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78 * %p void * |
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79 * %V ngx_str_t * |
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80 * %v ngx_variable_value_t * |
| 461 | 81 * %s null-terminated string |
| 1773 | 82 * %*s length and string |
| 461 | 83 * %Z '\0' |
| 525 | 84 * %N '\n' |
| 461 | 85 * %c char |
| 86 * %% % | |
| 455 | 87 * |
| 461 | 88 * reserved: |
| 89 * %t ptrdiff_t | |
| 90 * %S null-teminated wchar string | |
| 91 * %C wchar | |
| 455 | 92 */ |
| 93 | |
| 461 | 94 |
| 503 | 95 u_char * ngx_cdecl |
| 493 | 96 ngx_sprintf(u_char *buf, const char *fmt, ...) |
| 461 | 97 { |
| 98 u_char *p; | |
| 99 va_list args; | |
| 100 | |
| 101 va_start(args, fmt); | |
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102 p = ngx_vslprintf(buf, (void *) -1, fmt, args); |
| 461 | 103 va_end(args); |
| 104 | |
| 105 return p; | |
| 106 } | |
| 107 | |
| 108 | |
| 503 | 109 u_char * ngx_cdecl |
| 493 | 110 ngx_snprintf(u_char *buf, size_t max, const char *fmt, ...) |
| 455 | 111 { |
| 461 | 112 u_char *p; |
| 113 va_list args; | |
| 114 | |
| 115 va_start(args, fmt); | |
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116 p = ngx_vslprintf(buf, buf + max, fmt, args); |
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117 va_end(args); |
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118 |
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119 return p; |
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120 } |
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121 |
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122 |
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123 u_char * ngx_cdecl |
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124 ngx_slprintf(u_char *buf, u_char *last, const char *fmt, ...) |
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125 { |
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126 u_char *p; |
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127 va_list args; |
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128 |
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129 va_start(args, fmt); |
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130 p = ngx_vslprintf(buf, last, fmt, args); |
| 461 | 131 va_end(args); |
| 132 | |
| 133 return p; | |
| 134 } | |
| 135 | |
| 455 | 136 |
| 493 | 137 u_char * |
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138 ngx_vslprintf(u_char *buf, u_char *last, const char *fmt, va_list args) |
| 461 | 139 { |
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140 u_char *p, zero; |
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141 int d; |
| 2293 | 142 float f, scale; |
| 1773 | 143 size_t len, slen; |
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144 int64_t i64; |
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145 uint64_t ui64; |
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146 ngx_msec_t ms; |
| 2293 | 147 ngx_uint_t width, sign, hex, max_width, frac_width, i; |
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148 ngx_str_t *v; |
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149 ngx_variable_value_t *vv; |
| 455 | 150 |
| 461 | 151 while (*fmt && buf < last) { |
| 152 | |
| 153 /* | |
| 154 * "buf < last" means that we could copy at least one character: | |
| 155 * the plain character, "%%", "%c", and minus without the checking | |
| 156 */ | |
| 157 | |
| 455 | 158 if (*fmt == '%') { |
| 159 | |
| 461 | 160 i64 = 0; |
| 161 ui64 = 0; | |
| 162 | |
| 163 zero = (u_char) ((*++fmt == '0') ? '0' : ' '); | |
| 455 | 164 width = 0; |
| 165 sign = 1; | |
| 2293 | 166 hex = 0; |
| 493 | 167 max_width = 0; |
| 2293 | 168 frac_width = 0; |
| 1863 | 169 slen = (size_t) -1; |
| 455 | 170 |
| 171 while (*fmt >= '0' && *fmt <= '9') { | |
| 172 width = width * 10 + *fmt++ - '0'; | |
| 173 } | |
| 174 | |
| 175 | |
| 176 for ( ;; ) { | |
| 177 switch (*fmt) { | |
| 178 | |
| 179 case 'u': | |
| 180 sign = 0; | |
| 181 fmt++; | |
| 182 continue; | |
| 183 | |
| 467 | 184 case 'm': |
| 493 | 185 max_width = 1; |
| 467 | 186 fmt++; |
| 187 continue; | |
| 188 | |
| 461 | 189 case 'X': |
| 2293 | 190 hex = 2; |
| 461 | 191 sign = 0; |
| 192 fmt++; | |
| 193 continue; | |
| 194 | |
| 455 | 195 case 'x': |
| 2293 | 196 hex = 1; |
| 461 | 197 sign = 0; |
| 455 | 198 fmt++; |
| 199 continue; | |
| 200 | |
| 2293 | 201 case '.': |
| 202 fmt++; | |
| 203 | |
| 204 while (*fmt >= '0' && *fmt <= '9') { | |
| 205 frac_width = frac_width * 10 + *fmt++ - '0'; | |
| 206 } | |
| 207 | |
| 208 break; | |
| 209 | |
| 1773 | 210 case '*': |
| 1866 | 211 slen = va_arg(args, size_t); |
| 1773 | 212 fmt++; |
| 213 continue; | |
| 214 | |
| 455 | 215 default: |
| 216 break; | |
| 217 } | |
| 218 | |
| 219 break; | |
| 220 } | |
| 221 | |
| 222 | |
| 223 switch (*fmt) { | |
| 224 | |
| 461 | 225 case 'V': |
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226 v = va_arg(args, ngx_str_t *); |
| 455 | 227 |
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228 len = v->len; |
| 573 | 229 len = (buf + len < last) ? len : (size_t) (last - buf); |
| 230 | |
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231 buf = ngx_cpymem(buf, v->data, len); |
| 461 | 232 fmt++; |
| 455 | 233 |
| 461 | 234 continue; |
| 455 | 235 |
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236 case 'v': |
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237 vv = va_arg(args, ngx_variable_value_t *); |
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238 |
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239 len = vv->len; |
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240 len = (buf + len < last) ? len : (size_t) (last - buf); |
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241 |
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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 { | |
| 1867 | 256 len = (buf + slen < last) ? slen : (size_t) (last - buf); |
| 257 | |
| 258 buf = ngx_cpymem(buf, p, len); | |
| 455 | 259 } |
| 1773 | 260 |
| 455 | 261 fmt++; |
| 262 | |
| 263 continue; | |
| 264 | |
| 461 | 265 case 'O': |
| 266 i64 = (int64_t) va_arg(args, off_t); | |
| 267 sign = 1; | |
| 268 break; | |
| 269 | |
| 270 case 'P': | |
| 271 i64 = (int64_t) va_arg(args, ngx_pid_t); | |
| 272 sign = 1; | |
| 273 break; | |
| 274 | |
| 275 case 'T': | |
| 276 i64 = (int64_t) va_arg(args, time_t); | |
| 277 sign = 1; | |
| 278 break; | |
| 279 | |
| 557 | 280 case 'M': |
| 561 | 281 ms = (ngx_msec_t) va_arg(args, ngx_msec_t); |
| 282 if ((ngx_msec_int_t) ms == -1) { | |
| 283 sign = 1; | |
| 284 i64 = -1; | |
| 285 } else { | |
| 286 sign = 0; | |
| 287 ui64 = (uint64_t) ms; | |
| 288 } | |
| 557 | 289 break; |
| 290 | |
| 461 | 291 case 'z': |
| 292 if (sign) { | |
| 293 i64 = (int64_t) va_arg(args, ssize_t); | |
| 294 } else { | |
| 295 ui64 = (uint64_t) va_arg(args, size_t); | |
| 296 } | |
| 297 break; | |
| 298 | |
| 299 case 'i': | |
| 300 if (sign) { | |
| 301 i64 = (int64_t) va_arg(args, ngx_int_t); | |
| 302 } else { | |
| 303 ui64 = (uint64_t) va_arg(args, ngx_uint_t); | |
| 304 } | |
| 493 | 305 |
| 306 if (max_width) { | |
| 307 width = NGX_INT_T_LEN; | |
| 308 } | |
| 309 | |
| 461 | 310 break; |
| 311 | |
| 312 case 'd': | |
| 313 if (sign) { | |
| 314 i64 = (int64_t) va_arg(args, int); | |
| 315 } else { | |
| 316 ui64 = (uint64_t) va_arg(args, u_int); | |
| 317 } | |
| 318 break; | |
| 319 | |
| 320 case 'l': | |
| 321 if (sign) { | |
| 322 i64 = (int64_t) va_arg(args, long); | |
| 323 } else { | |
| 324 ui64 = (uint64_t) va_arg(args, u_long); | |
| 325 } | |
| 326 break; | |
| 327 | |
| 328 case 'D': | |
| 329 if (sign) { | |
| 330 i64 = (int64_t) va_arg(args, int32_t); | |
| 331 } else { | |
| 332 ui64 = (uint64_t) va_arg(args, uint32_t); | |
| 333 } | |
| 334 break; | |
| 335 | |
| 336 case 'L': | |
| 337 if (sign) { | |
| 338 i64 = va_arg(args, int64_t); | |
| 339 } else { | |
| 340 ui64 = va_arg(args, uint64_t); | |
| 341 } | |
| 342 break; | |
| 343 | |
| 493 | 344 case 'A': |
| 345 if (sign) { | |
| 346 i64 = (int64_t) va_arg(args, ngx_atomic_int_t); | |
| 347 } else { | |
| 495 | 348 ui64 = (uint64_t) va_arg(args, ngx_atomic_uint_t); |
| 493 | 349 } |
| 350 | |
| 351 if (max_width) { | |
| 352 width = NGX_ATOMIC_T_LEN; | |
| 353 } | |
| 354 | |
| 355 break; | |
| 356 | |
| 2293 | 357 case 'f': |
| 358 f = (float) va_arg(args, double); | |
| 359 | |
| 360 if (f < 0) { | |
| 361 *buf++ = '-'; | |
| 362 f = -f; | |
| 363 } | |
| 364 | |
| 365 ui64 = (int64_t) f; | |
| 366 | |
| 367 buf = ngx_sprintf_num(buf, last, ui64, zero, 0, width); | |
| 368 | |
| 369 if (frac_width) { | |
| 370 | |
| 371 if (buf < last) { | |
| 372 *buf++ = '.'; | |
| 373 } | |
| 374 | |
| 375 scale = 1.0; | |
| 376 | |
| 377 for (i = 0; i < frac_width; i++) { | |
| 378 scale *= 10.0; | |
| 379 } | |
| 380 | |
| 381 /* | |
| 382 * (int64_t) cast is required for msvc6: | |
| 383 * it can not convert uint64_t to double | |
| 384 */ | |
| 385 ui64 = (uint64_t) ((f - (int64_t) ui64) * scale); | |
| 386 | |
| 387 buf = ngx_sprintf_num(buf, last, ui64, '0', 0, frac_width); | |
| 388 } | |
| 389 | |
| 390 fmt++; | |
| 391 | |
| 392 continue; | |
| 393 | |
| 461 | 394 #if !(NGX_WIN32) |
| 395 case 'r': | |
| 396 i64 = (int64_t) va_arg(args, rlim_t); | |
| 397 sign = 1; | |
| 398 break; | |
| 399 #endif | |
| 400 | |
| 401 case 'p': | |
| 402 ui64 = (uintptr_t) va_arg(args, void *); | |
| 2293 | 403 hex = 2; |
| 461 | 404 sign = 0; |
| 405 zero = '0'; | |
| 613 | 406 width = NGX_PTR_SIZE * 2; |
| 461 | 407 break; |
| 408 | |
| 457 | 409 case 'c': |
| 461 | 410 d = va_arg(args, int); |
| 457 | 411 *buf++ = (u_char) (d & 0xff); |
| 412 fmt++; | |
| 413 | |
| 414 continue; | |
| 415 | |
| 461 | 416 case 'Z': |
| 417 *buf++ = '\0'; | |
| 418 fmt++; | |
| 419 | |
| 420 continue; | |
| 421 | |
| 525 | 422 case 'N': |
| 423 #if (NGX_WIN32) | |
| 424 *buf++ = CR; | |
| 425 #endif | |
| 426 *buf++ = LF; | |
| 427 fmt++; | |
| 428 | |
| 429 continue; | |
| 430 | |
| 455 | 431 case '%': |
| 432 *buf++ = '%'; | |
| 433 fmt++; | |
| 434 | |
| 435 continue; | |
| 436 | |
| 437 default: | |
| 438 *buf++ = *fmt++; | |
| 439 | |
| 440 continue; | |
| 441 } | |
| 442 | |
| 461 | 443 if (sign) { |
| 444 if (i64 < 0) { | |
| 445 *buf++ = '-'; | |
| 446 ui64 = (uint64_t) -i64; | |
| 447 | |
| 448 } else { | |
| 449 ui64 = (uint64_t) i64; | |
| 450 } | |
| 451 } | |
| 452 | |
| 2293 | 453 buf = ngx_sprintf_num(buf, last, ui64, zero, hex, width); |
| 455 | 454 |
| 455 fmt++; | |
| 456 | |
| 457 } else { | |
| 458 *buf++ = *fmt++; | |
| 459 } | |
| 460 } | |
| 461 | |
| 462 return buf; | |
| 463 } | |
| 464 | |
| 465 | |
| 2293 | 466 static u_char * |
| 467 ngx_sprintf_num(u_char *buf, u_char *last, uint64_t ui64, u_char zero, | |
| 468 ngx_uint_t hexadecimal, ngx_uint_t width) | |
| 469 { | |
| 470 u_char *p, temp[NGX_INT64_LEN + 1]; | |
| 471 /* | |
| 472 * we need temp[NGX_INT64_LEN] only, | |
| 473 * but icc issues the warning | |
| 474 */ | |
| 475 size_t len; | |
| 476 uint32_t ui32; | |
| 477 static u_char hex[] = "0123456789abcdef"; | |
| 478 static u_char HEX[] = "0123456789ABCDEF"; | |
| 479 | |
| 480 p = temp + NGX_INT64_LEN; | |
| 481 | |
| 482 if (hexadecimal == 0) { | |
| 483 | |
| 484 if (ui64 <= NGX_MAX_UINT32_VALUE) { | |
| 485 | |
| 486 /* | |
| 487 * To divide 64-bit numbers and to find remainders | |
| 488 * on the x86 platform gcc and icc call the libc functions | |
| 489 * [u]divdi3() and [u]moddi3(), they call another function | |
| 490 * in its turn. On FreeBSD it is the qdivrem() function, | |
| 491 * its source code is about 170 lines of the code. | |
| 492 * The glibc counterpart is about 150 lines of the code. | |
| 493 * | |
| 494 * For 32-bit numbers and some divisors gcc and icc use | |
| 495 * a inlined multiplication and shifts. For example, | |
| 496 * unsigned "i32 / 10" is compiled to | |
| 497 * | |
| 498 * (i32 * 0xCCCCCCCD) >> 35 | |
| 499 */ | |
| 500 | |
| 501 ui32 = (uint32_t) ui64; | |
| 502 | |
| 503 do { | |
| 504 *--p = (u_char) (ui32 % 10 + '0'); | |
| 505 } while (ui32 /= 10); | |
| 506 | |
| 507 } else { | |
| 508 do { | |
| 509 *--p = (u_char) (ui64 % 10 + '0'); | |
| 510 } while (ui64 /= 10); | |
| 511 } | |
| 512 | |
| 513 } else if (hexadecimal == 1) { | |
| 514 | |
| 515 do { | |
| 516 | |
| 517 /* the "(uint32_t)" cast disables the BCC's warning */ | |
| 518 *--p = hex[(uint32_t) (ui64 & 0xf)]; | |
| 519 | |
| 520 } while (ui64 >>= 4); | |
| 521 | |
| 522 } else { /* hexadecimal == 2 */ | |
| 523 | |
| 524 do { | |
| 525 | |
| 526 /* the "(uint32_t)" cast disables the BCC's warning */ | |
| 527 *--p = HEX[(uint32_t) (ui64 & 0xf)]; | |
| 528 | |
| 529 } while (ui64 >>= 4); | |
| 530 } | |
| 531 | |
| 532 /* zero or space padding */ | |
| 533 | |
| 534 len = (temp + NGX_INT64_LEN) - p; | |
| 535 | |
| 536 while (len++ < width && buf < last) { | |
| 537 *buf++ = zero; | |
| 538 } | |
| 539 | |
| 540 /* number safe copy */ | |
| 541 | |
| 542 len = (temp + NGX_INT64_LEN) - p; | |
| 543 | |
| 544 if (buf + len > last) { | |
| 545 len = last - buf; | |
| 546 } | |
| 547 | |
| 548 return ngx_cpymem(buf, p, len); | |
| 549 } | |
| 550 | |
| 551 | |
|
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552 /* |
| 1541 | 553 * We use ngx_strcasecmp()/ngx_strncasecmp() for 7-bit ASCII strings only, |
|
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554 * and implement our own ngx_strcasecmp()/ngx_strncasecmp() |
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555 * to avoid libc locale overhead. Besides, we use the ngx_uint_t's |
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556 * instead of the u_char's, because they are slightly faster. |
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557 */ |
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558 |
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559 ngx_int_t |
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560 ngx_strcasecmp(u_char *s1, u_char *s2) |
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561 { |
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562 ngx_uint_t c1, c2; |
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563 |
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564 for ( ;; ) { |
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565 c1 = (ngx_uint_t) *s1++; |
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566 c2 = (ngx_uint_t) *s2++; |
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567 |
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568 c1 = (c1 >= 'A' && c1 <= 'Z') ? (c1 | 0x20) : c1; |
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569 c2 = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2; |
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570 |
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571 if (c1 == c2) { |
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572 |
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573 if (c1) { |
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574 continue; |
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575 } |
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576 |
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577 return 0; |
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578 } |
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579 |
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580 return c1 - c2; |
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581 } |
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582 } |
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583 |
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584 |
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585 ngx_int_t |
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586 ngx_strncasecmp(u_char *s1, u_char *s2, size_t n) |
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587 { |
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588 ngx_uint_t c1, c2; |
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589 |
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590 while (n) { |
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591 c1 = (ngx_uint_t) *s1++; |
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592 c2 = (ngx_uint_t) *s2++; |
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593 |
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594 c1 = (c1 >= 'A' && c1 <= 'Z') ? (c1 | 0x20) : c1; |
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595 c2 = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2; |
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596 |
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597 if (c1 == c2) { |
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598 |
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599 if (c1) { |
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600 n--; |
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601 continue; |
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602 } |
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603 |
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604 return 0; |
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605 } |
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606 |
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607 return c1 - c2; |
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608 } |
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609 |
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610 return 0; |
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611 } |
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612 |
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613 |
| 1552 | 614 u_char * |
| 615 ngx_strnstr(u_char *s1, char *s2, size_t len) | |
| 616 { | |
| 617 u_char c1, c2; | |
| 618 size_t n; | |
| 619 | |
| 620 c2 = *(u_char *) s2++; | |
| 621 | |
| 622 n = ngx_strlen(s2); | |
| 623 | |
| 624 do { | |
| 625 do { | |
| 626 if (len-- == 0) { | |
| 627 return NULL; | |
| 628 } | |
| 629 | |
| 630 c1 = *s1++; | |
| 631 | |
| 632 if (c1 == 0) { | |
| 633 return NULL; | |
| 634 } | |
| 635 | |
| 636 } while (c1 != c2); | |
| 637 | |
| 638 if (n > len) { | |
| 639 return NULL; | |
| 640 } | |
| 641 | |
| 642 } while (ngx_strncmp(s1, (u_char *) s2, n) != 0); | |
| 643 | |
| 644 return --s1; | |
| 645 } | |
| 646 | |
| 647 | |
| 1550 | 648 /* |
| 649 * ngx_strstrn() and ngx_strcasestrn() are intended to search for static | |
| 650 * substring with known length in null-terminated string. The argument n | |
| 651 * must be length of the second substring - 1. | |
| 652 */ | |
| 653 | |
|
1542
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
654 u_char * |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
655 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
|
656 { |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
657 u_char c1, c2; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
658 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
659 c2 = *(u_char *) s2++; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
660 |
|
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 do { |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
663 c1 = *s1++; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
664 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
665 if (c1 == 0) { |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
666 return NULL; |
|
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 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
669 } while (c1 != c2); |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
670 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
671 } while (ngx_strncmp(s1, (u_char *) s2, n) != 0); |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
672 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
673 return --s1; |
|
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 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
677 u_char * |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
678 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
|
679 { |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
680 ngx_uint_t c1, c2; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
681 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
682 c2 = (ngx_uint_t) *s2++; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
683 c2 = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
684 |
|
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 do { |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
687 c1 = (ngx_uint_t) *s1++; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
688 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
689 if (c1 == 0) { |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
690 return NULL; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
691 } |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
692 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
693 c1 = (c1 >= 'A' && c1 <= 'Z') ? (c1 | 0x20) : c1; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
694 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
695 } while (c1 != c2); |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
696 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
697 } while (ngx_strncasecmp(s1, (u_char *) s2, n) != 0); |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
698 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
699 return --s1; |
|
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 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
702 |
| 2668 | 703 /* |
| 704 * ngx_strlcasestrn() is intended to search for static substring | |
| 705 * with known length in string until the argument last. The argument n | |
| 706 * must be length of the second substring - 1. | |
| 707 */ | |
| 708 | |
| 709 u_char * | |
| 710 ngx_strlcasestrn(u_char *s1, u_char *last, u_char *s2, size_t n) | |
| 711 { | |
| 712 ngx_uint_t c1, c2; | |
| 713 | |
| 714 c2 = (ngx_uint_t) *s2++; | |
| 715 c2 = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2; | |
| 716 last -= n; | |
| 717 | |
| 718 do { | |
| 719 do { | |
|
2680
82e3946062be
backout r2677 and fix ngx_strlcasestrn() again
Igor Sysoev <igor@sysoev.ru>
parents:
2676
diff
changeset
|
720 if (s1 >= last) { |
| 2668 | 721 return NULL; |
| 722 } | |
| 723 | |
| 724 c1 = (ngx_uint_t) *s1++; | |
| 725 | |
| 726 c1 = (c1 >= 'A' && c1 <= 'Z') ? (c1 | 0x20) : c1; | |
| 727 | |
| 728 } while (c1 != c2); | |
| 729 | |
| 730 } while (ngx_strncasecmp(s1, s2, n) != 0); | |
| 731 | |
| 732 return --s1; | |
| 733 } | |
| 734 | |
| 735 | |
| 493 | 736 ngx_int_t |
| 737 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
|
738 { |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
739 if (n == 0) { |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
740 return 0; |
|
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 |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
743 n--; |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
744 |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
745 for ( ;; ) { |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
746 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
|
747 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
|
748 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
749 |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
750 if (n == 0) { |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
751 return 0; |
|
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 |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
754 n--; |
|
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 |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
758 |
| 493 | 759 ngx_int_t |
| 760 ngx_rstrncasecmp(u_char *s1, u_char *s2, size_t n) | |
| 455 | 761 { |
| 762 u_char c1, c2; | |
| 763 | |
| 764 if (n == 0) { | |
| 765 return 0; | |
| 766 } | |
| 767 | |
| 768 n--; | |
| 769 | |
| 770 for ( ;; ) { | |
| 771 c1 = s1[n]; | |
| 772 if (c1 >= 'a' && c1 <= 'z') { | |
| 773 c1 -= 'a' - 'A'; | |
| 774 } | |
| 775 | |
| 776 c2 = s2[n]; | |
| 777 if (c2 >= 'a' && c2 <= 'z') { | |
| 778 c2 -= 'a' - 'A'; | |
| 779 } | |
| 780 | |
| 781 if (c1 != c2) { | |
| 782 return c1 - c2; | |
| 783 } | |
| 784 | |
| 785 if (n == 0) { | |
| 786 return 0; | |
| 787 } | |
| 788 | |
| 789 n--; | |
| 790 } | |
| 791 } | |
| 792 | |
| 793 | |
| 493 | 794 ngx_int_t |
|
1029
ce08bc4cb97b
ngx_strn2cmp() > ngx_memn2cmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1024
diff
changeset
|
795 ngx_memn2cmp(u_char *s1, u_char *s2, size_t n1, size_t n2) |
| 1024 | 796 { |
| 797 size_t n; | |
| 798 ngx_int_t m, z; | |
| 799 | |
| 800 if (n1 <= n2) { | |
| 801 n = n1; | |
| 802 z = -1; | |
| 803 | |
| 804 } else { | |
| 805 n = n2; | |
| 806 z = 1; | |
| 807 } | |
| 808 | |
|
1029
ce08bc4cb97b
ngx_strn2cmp() > ngx_memn2cmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1024
diff
changeset
|
809 m = ngx_memcmp(s1, s2, n); |
| 1024 | 810 |
| 811 if (m || n1 == n2) { | |
| 812 return m; | |
| 813 } | |
| 814 | |
| 815 return z; | |
| 816 } | |
| 817 | |
| 818 | |
| 819 ngx_int_t | |
| 493 | 820 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
|
821 { |
|
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
822 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
|
823 |
|
84
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
824 if (n == 0) { |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
825 return NGX_ERROR; |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
826 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
827 |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
828 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
|
829 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
|
830 return NGX_ERROR; |
|
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
831 } |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
832 |
|
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
833 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
|
834 } |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
835 |
|
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
836 if (value < 0) { |
|
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
837 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
|
838 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
839 } else { |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
840 return value; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
841 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
842 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
843 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
844 |
| 501 | 845 ssize_t |
| 846 ngx_atosz(u_char *line, size_t n) | |
| 847 { | |
| 848 ssize_t value; | |
| 849 | |
| 850 if (n == 0) { | |
| 851 return NGX_ERROR; | |
| 852 } | |
| 853 | |
| 854 for (value = 0; n--; line++) { | |
| 855 if (*line < '0' || *line > '9') { | |
| 856 return NGX_ERROR; | |
| 857 } | |
| 858 | |
| 859 value = value * 10 + (*line - '0'); | |
| 860 } | |
| 861 | |
| 862 if (value < 0) { | |
| 863 return NGX_ERROR; | |
| 864 | |
| 865 } else { | |
| 866 return value; | |
| 867 } | |
| 868 } | |
| 869 | |
| 870 | |
| 871 off_t | |
| 872 ngx_atoof(u_char *line, size_t n) | |
| 873 { | |
| 874 off_t value; | |
| 875 | |
| 876 if (n == 0) { | |
| 877 return NGX_ERROR; | |
| 878 } | |
| 879 | |
| 880 for (value = 0; n--; line++) { | |
| 881 if (*line < '0' || *line > '9') { | |
| 882 return NGX_ERROR; | |
| 883 } | |
| 884 | |
| 885 value = value * 10 + (*line - '0'); | |
| 886 } | |
| 887 | |
| 888 if (value < 0) { | |
| 889 return NGX_ERROR; | |
| 890 | |
| 891 } else { | |
| 892 return value; | |
| 893 } | |
| 894 } | |
| 895 | |
| 896 | |
| 897 time_t | |
| 898 ngx_atotm(u_char *line, size_t n) | |
| 899 { | |
| 900 time_t value; | |
| 901 | |
| 902 if (n == 0) { | |
| 903 return NGX_ERROR; | |
| 904 } | |
| 905 | |
| 906 for (value = 0; n--; line++) { | |
| 907 if (*line < '0' || *line > '9') { | |
| 908 return NGX_ERROR; | |
| 909 } | |
| 910 | |
| 911 value = value * 10 + (*line - '0'); | |
| 912 } | |
| 913 | |
| 914 if (value < 0) { | |
| 915 return NGX_ERROR; | |
| 916 | |
| 917 } else { | |
| 918 return value; | |
| 919 } | |
| 920 } | |
| 921 | |
| 922 | |
| 493 | 923 ngx_int_t |
| 924 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
|
925 { |
| 783 | 926 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
|
927 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
|
928 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
929 if (n == 0) { |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
930 return NGX_ERROR; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
931 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
932 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
933 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
|
934 ch = *line; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
935 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
936 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
|
937 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
|
938 continue; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
939 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
940 |
| 783 | 941 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
|
942 |
| 783 | 943 if (c >= 'a' && c <= 'f') { |
| 944 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
|
945 continue; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
946 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
947 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
948 return NGX_ERROR; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
949 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
950 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
951 if (value < 0) { |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
952 return NGX_ERROR; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
953 |
|
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
954 } else { |
|
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
955 return value; |
|
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
956 } |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
957 } |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
958 |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
959 |
|
1745
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
960 u_char * |
|
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
961 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
|
962 { |
|
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
963 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
|
964 |
|
1745
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
965 while (len--) { |
|
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
966 *dst++ = hex[*src >> 4]; |
|
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
967 *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
|
968 } |
|
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
969 |
|
1745
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
970 return dst; |
|
174
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
971 } |
|
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
972 |
|
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
973 |
| 493 | 974 void |
| 975 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
|
976 { |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
977 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
|
978 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
|
979 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
|
980 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
981 |
|
409
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
982 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
|
983 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
|
984 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
|
985 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
986 while (len > 2) { |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
987 *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
|
988 *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
|
989 *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
|
990 *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
|
991 |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
992 s += 3; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
993 len -= 3; |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
994 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
995 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
996 if (len) { |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
997 *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
|
998 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
999 if (len == 1) { |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1000 *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
|
1001 *d++ = '='; |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1002 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1003 } else { |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1004 *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
|
1005 *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
|
1006 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1007 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1008 *d++ = '='; |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1009 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1010 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1011 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
|
1012 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1013 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1014 |
| 493 | 1015 ngx_int_t |
| 1016 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
|
1017 { |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1018 size_t len; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1019 u_char *d, *s; |
| 827 | 1020 static u_char basis64[] = { |
| 1021 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 1022 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 1023 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 62, 77, 77, 77, 63, | |
| 1024 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 77, 77, 77, 77, 77, 77, | |
| 1025 77, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, | |
| 1026 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 77, 77, 77, 77, 77, | |
| 1027 77, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, | |
| 1028 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
|
1029 |
| 827 | 1030 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
| 1031 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 1032 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 1033 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 1034 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 1035 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 1036 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 1037 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77 | |
| 1038 }; | |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1039 |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1040 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
|
1041 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
|
1042 break; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1043 } |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1044 |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1045 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
|
1046 return NGX_ERROR; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1047 } |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1048 } |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1049 |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1050 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
|
1051 return NGX_ERROR; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1052 } |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1053 |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1054 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
|
1055 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
|
1056 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1057 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
|
1058 *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
|
1059 *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
|
1060 *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
|
1061 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1062 s += 4; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1063 len -= 4; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1064 } |
|
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 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
|
1067 *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
|
1068 } |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1069 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1070 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
|
1071 *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
|
1072 } |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1073 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1074 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
|
1075 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1076 return NGX_OK; |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1077 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1078 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1079 |
| 657 | 1080 /* |
|
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1081 * ngx_utf8_decode() decodes two and more bytes UTF sequences only |
| 657 | 1082 * the return values: |
| 1083 * 0x80 - 0x10ffff valid character | |
| 2120 | 1084 * 0x110000 - 0xfffffffd invalid sequence |
| 657 | 1085 * 0xfffffffe incomplete sequence |
| 1086 * 0xffffffff error | |
| 1087 */ | |
| 1088 | |
| 1089 uint32_t | |
|
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1090 ngx_utf8_decode(u_char **p, size_t n) |
| 657 | 1091 { |
| 1092 size_t len; | |
| 1093 uint32_t u, i, valid; | |
| 1094 | |
| 1095 u = **p; | |
| 1096 | |
| 1097 if (u > 0xf0) { | |
| 1098 | |
| 1099 u &= 0x07; | |
| 1100 valid = 0xffff; | |
| 1101 len = 3; | |
| 1102 | |
| 1103 } else if (u > 0xe0) { | |
| 1104 | |
| 1105 u &= 0x0f; | |
| 1106 valid = 0x7ff; | |
| 1107 len = 2; | |
| 1108 | |
| 1109 } else if (u > 0xc0) { | |
| 1110 | |
| 1111 u &= 0x1f; | |
| 1112 valid = 0x7f; | |
| 1113 len = 1; | |
| 1114 | |
| 1115 } else { | |
| 1116 (*p)++; | |
| 1117 return 0xffffffff; | |
| 1118 } | |
| 1119 | |
| 1120 if (n - 1 < len) { | |
| 1121 return 0xfffffffe; | |
| 1122 } | |
| 1123 | |
| 1124 (*p)++; | |
| 1125 | |
| 1126 while (len) { | |
| 1127 i = *(*p)++; | |
| 1128 | |
| 1129 if (i < 0x80) { | |
| 1130 return 0xffffffff; | |
| 1131 } | |
| 1132 | |
| 1133 u = (u << 6) | (i & 0x3f); | |
| 1134 | |
| 1135 len--; | |
| 1136 } | |
| 1137 | |
| 1138 if (u > valid) { | |
| 1139 return u; | |
| 1140 } | |
| 1141 | |
| 1142 return 0xffffffff; | |
| 1143 } | |
| 1144 | |
| 1145 | |
| 523 | 1146 size_t |
|
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1147 ngx_utf8_length(u_char *p, size_t n) |
| 523 | 1148 { |
| 2120 | 1149 u_char c, *last; |
| 1150 size_t len; | |
| 523 | 1151 |
| 2120 | 1152 last = p + n; |
| 523 | 1153 |
| 2120 | 1154 for (len = 0; p < last; len++) { |
| 1155 | |
| 1156 c = *p; | |
| 523 | 1157 |
| 1158 if (c < 0x80) { | |
| 2120 | 1159 p++; |
| 523 | 1160 continue; |
| 1161 } | |
| 1162 | |
|
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1163 if (ngx_utf8_decode(&p, n) > 0x10ffff) { |
|
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1164 /* invalid UTF-8 */ |
| 2120 | 1165 return n; |
| 523 | 1166 } |
| 1167 } | |
| 1168 | |
| 1169 return len; | |
| 1170 } | |
| 1171 | |
| 1172 | |
| 527 | 1173 u_char * |
|
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1174 ngx_utf8_cpystrn(u_char *dst, u_char *src, size_t n, size_t len) |
| 527 | 1175 { |
| 2120 | 1176 u_char c, *next; |
| 527 | 1177 |
| 1178 if (n == 0) { | |
| 1179 return dst; | |
| 1180 } | |
| 1181 | |
| 2120 | 1182 while (--n) { |
| 527 | 1183 |
| 1184 c = *src; | |
| 1185 *dst = c; | |
| 1186 | |
| 1187 if (c < 0x80) { | |
| 2120 | 1188 |
| 1189 if (c != '\0') { | |
| 1190 dst++; | |
| 1191 src++; | |
| 1192 len--; | |
| 1193 | |
| 527 | 1194 continue; |
| 1195 } | |
| 1196 | |
| 1197 return dst; | |
| 1198 } | |
| 1199 | |
| 2120 | 1200 next = src; |
| 527 | 1201 |
|
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1202 if (ngx_utf8_decode(&next, len) > 0x10ffff) { |
|
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1203 /* invalid UTF-8 */ |
| 2120 | 1204 break; |
| 527 | 1205 } |
| 1206 | |
| 2120 | 1207 len--; |
| 1208 | |
| 1209 while (src < next) { | |
| 1210 *++dst = *++src; | |
| 1211 len--; | |
| 1212 } | |
| 527 | 1213 } |
| 1214 | |
| 1215 *dst = '\0'; | |
| 1216 | |
| 1217 return dst; | |
| 1218 } | |
| 1219 | |
| 1220 | |
| 493 | 1221 uintptr_t |
| 1222 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
|
1223 { |
| 827 | 1224 ngx_uint_t i, n; |
| 1225 uint32_t *escape; | |
| 1226 static u_char hex[] = "0123456789abcdef"; | |
| 461 | 1227 |
| 827 | 1228 /* " ", "#", "%", "?", %00-%1F, %7F-%FF */ |
| 485 | 1229 |
| 827 | 1230 static uint32_t uri[] = { |
| 1231 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
|
1232 |
| 827 | 1233 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
| 1234 0x80000029, /* 1000 0000 0000 0000 0000 0000 0010 1001 */ | |
| 1235 | |
| 1236 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
| 1237 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 452 | 1238 |
| 827 | 1239 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
| 1240 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
|
1241 |
| 827 | 1242 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
| 1243 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1244 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1245 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1246 }; | |
| 452 | 1247 |
| 827 | 1248 /* " ", "#", "%", "+", "?", %00-%1F, %7F-%FF */ |
| 485 | 1249 |
| 827 | 1250 static uint32_t args[] = { |
| 1251 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1252 | |
| 1253 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ | |
| 1254 0x80000829, /* 1000 0000 0000 0000 0000 1000 0010 1001 */ | |
| 485 | 1255 |
| 827 | 1256 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ |
| 1257 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 485 | 1258 |
| 827 | 1259 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
| 1260 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 485 | 1261 |
| 827 | 1262 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
| 1263 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1264 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1265 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1266 }; | |
| 485 | 1267 |
|
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1268 /* " ", "#", """, "%", "'", %00-%1F, %7F-%FF */ |
| 485 | 1269 |
| 827 | 1270 static uint32_t html[] = { |
| 1271 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 461 | 1272 |
| 827 | 1273 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
| 1297 | 1274 0x000000ad, /* 0000 0000 0000 0000 0000 0000 1010 1101 */ |
| 827 | 1275 |
| 1276 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
| 1277 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 461 | 1278 |
| 827 | 1279 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
| 1280 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 461 | 1281 |
| 827 | 1282 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
| 1283 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1284 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1285 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1286 }; | |
| 461 | 1287 |
|
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1288 /* " ", """, "%", "'", %00-%1F, %7F-%FF */ |
| 461 | 1289 |
|
1298
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1290 static uint32_t refresh[] = { |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1291 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
|
1292 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1293 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
|
1629
12a656452ad1
do not encode already encoded characters in msie_refresh
Igor Sysoev <igor@sysoev.ru>
parents:
1593
diff
changeset
|
1294 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
|
1295 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1296 /* _^]\ [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
|
1297 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
|
1298 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1299 /* ~}| {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
|
1300 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
|
1301 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1302 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
|
1303 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
|
1304 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
|
1305 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
|
1306 }; |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1307 |
|
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1308 /* " ", "%", %00-%1F */ |
|
1333
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1309 |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1310 static uint32_t memcached[] = { |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1311 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
|
1312 |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1313 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
|
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1314 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
|
1315 |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1316 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1317 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
|
1318 |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1319 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1320 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
|
1321 |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1322 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
|
1323 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
|
1324 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
|
1325 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
|
1326 }; |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1327 |
|
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1328 /* 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
|
1329 |
|
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1330 static uint32_t *map[] = |
|
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1331 { 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
|
1332 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1333 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1334 escape = map[type]; |
| 461 | 1335 |
| 452 | 1336 if (dst == NULL) { |
| 1337 | |
| 1338 /* 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
|
1339 |
| 452 | 1340 n = 0; |
| 1341 | |
| 1342 for (i = 0; i < size; i++) { | |
| 1343 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { | |
| 1344 n++; | |
| 1345 } | |
| 1346 src++; | |
| 1347 } | |
| 1348 | |
| 485 | 1349 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
|
1350 } |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1351 |
| 452 | 1352 for (i = 0; i < size; i++) { |
| 1353 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { | |
| 1354 *dst++ = '%'; | |
| 1355 *dst++ = hex[*src >> 4]; | |
| 1356 *dst++ = hex[*src & 0xf]; | |
| 1357 src++; | |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1358 |
| 452 | 1359 } else { |
| 1360 *dst++ = *src++; | |
| 1361 } | |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1362 } |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1363 |
| 485 | 1364 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
|
1365 } |
| 577 | 1366 |
| 1367 | |
| 1368 void | |
| 601 | 1369 ngx_unescape_uri(u_char **dst, u_char **src, size_t size, ngx_uint_t type) |
| 577 | 1370 { |
| 1371 u_char *d, *s, ch, c, decoded; | |
| 1372 enum { | |
| 1373 sw_usual = 0, | |
| 1374 sw_quoted, | |
| 1375 sw_quoted_second | |
| 1376 } state; | |
| 1377 | |
| 1378 d = *dst; | |
| 1379 s = *src; | |
| 1380 | |
| 1381 state = 0; | |
| 1382 decoded = 0; | |
| 1383 | |
| 1384 while (size--) { | |
| 1385 | |
| 1386 ch = *s++; | |
| 1387 | |
| 1388 switch (state) { | |
| 1389 case sw_usual: | |
| 1593 | 1390 if (ch == '?' |
| 1391 && (type & (NGX_UNESCAPE_URI|NGX_UNESCAPE_REDIRECT))) | |
| 1392 { | |
| 577 | 1393 *d++ = ch; |
| 1394 goto done; | |
| 1395 } | |
| 1396 | |
| 1397 if (ch == '%') { | |
| 1398 state = sw_quoted; | |
| 1399 break; | |
| 1400 } | |
| 1401 | |
| 1402 *d++ = ch; | |
| 1403 break; | |
| 1404 | |
| 1405 case sw_quoted: | |
| 1406 | |
| 1407 if (ch >= '0' && ch <= '9') { | |
| 1408 decoded = (u_char) (ch - '0'); | |
| 1409 state = sw_quoted_second; | |
| 1410 break; | |
| 1411 } | |
| 1412 | |
| 1413 c = (u_char) (ch | 0x20); | |
| 1414 if (c >= 'a' && c <= 'f') { | |
| 1415 decoded = (u_char) (c - 'a' + 10); | |
| 1416 state = sw_quoted_second; | |
| 1417 break; | |
| 1418 } | |
| 1419 | |
| 589 | 1420 /* the invalid quoted character */ |
| 577 | 1421 |
| 589 | 1422 state = sw_usual; |
| 1423 | |
| 1424 *d++ = ch; | |
| 577 | 1425 |
| 1426 break; | |
| 1427 | |
| 1428 case sw_quoted_second: | |
| 1429 | |
| 589 | 1430 state = sw_usual; |
| 1431 | |
| 577 | 1432 if (ch >= '0' && ch <= '9') { |
| 1433 ch = (u_char) ((decoded << 4) + ch - '0'); | |
| 1434 | |
| 1593 | 1435 if (type & NGX_UNESCAPE_REDIRECT) { |
| 601 | 1436 if (ch > '%' && ch < 0x7f) { |
| 1437 *d++ = ch; | |
| 1438 break; | |
| 1439 } | |
| 1440 | |
| 1441 *d++ = '%'; *d++ = *(s - 2); *d++ = *(s - 1); | |
| 1442 | |
| 577 | 1443 break; |
| 1444 } | |
| 1445 | |
| 601 | 1446 *d++ = ch; |
| 577 | 1447 |
| 1448 break; | |
| 1449 } | |
| 1450 | |
| 1451 c = (u_char) (ch | 0x20); | |
| 1452 if (c >= 'a' && c <= 'f') { | |
| 1453 ch = (u_char) ((decoded << 4) + c - 'a' + 10); | |
| 1454 | |
| 1593 | 1455 if (type & NGX_UNESCAPE_URI) { |
| 1456 if (ch == '?') { | |
| 1457 *d++ = ch; | |
| 1458 goto done; | |
| 1459 } | |
| 1460 | |
| 1461 *d++ = ch; | |
| 1462 break; | |
| 1463 } | |
| 1464 | |
| 1465 if (type & NGX_UNESCAPE_REDIRECT) { | |
| 601 | 1466 if (ch == '?') { |
| 1467 *d++ = ch; | |
| 1468 goto done; | |
| 1469 } | |
| 577 | 1470 |
| 601 | 1471 if (ch > '%' && ch < 0x7f) { |
| 1472 *d++ = ch; | |
| 1473 break; | |
| 1474 } | |
| 1475 | |
| 1476 *d++ = '%'; *d++ = *(s - 2); *d++ = *(s - 1); | |
| 577 | 1477 break; |
| 1478 } | |
| 1479 | |
| 601 | 1480 *d++ = ch; |
| 577 | 1481 |
| 1482 break; | |
| 1483 } | |
| 1484 | |
| 589 | 1485 /* the invalid quoted character */ |
| 577 | 1486 |
| 1487 break; | |
| 1488 } | |
| 1489 } | |
| 1490 | |
| 1491 done: | |
| 1492 | |
| 1493 *dst = d; | |
| 1494 *src = s; | |
| 1495 } | |
| 583 | 1496 |
| 1497 | |
| 1544 | 1498 uintptr_t |
| 1499 ngx_escape_html(u_char *dst, u_char *src, size_t size) | |
| 1500 { | |
| 1501 u_char ch; | |
| 1502 ngx_uint_t i, len; | |
| 1503 | |
| 1504 if (dst == NULL) { | |
| 1505 | |
| 1506 len = 0; | |
| 1507 | |
| 1508 for (i = 0; i < size; i++) { | |
| 1509 switch (*src++) { | |
| 1510 | |
| 1511 case '<': | |
| 1512 len += sizeof("<") - 2; | |
|
1560
25ee6eee7573
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1552
diff
changeset
|
1513 break; |
| 1544 | 1514 |
| 1515 case '>': | |
| 1516 len += sizeof(">") - 2; | |
|
1560
25ee6eee7573
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1552
diff
changeset
|
1517 break; |
| 1544 | 1518 |
| 1519 case '&': | |
| 1520 len += sizeof("&") - 2; | |
|
1560
25ee6eee7573
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1552
diff
changeset
|
1521 break; |
| 1544 | 1522 |
| 1523 default: | |
| 1524 break; | |
| 1525 } | |
| 1526 } | |
| 1527 | |
| 1528 return (uintptr_t) len; | |
| 1529 } | |
| 1530 | |
| 1531 for (i = 0; i < size; i++) { | |
| 1532 ch = *src++; | |
| 1533 | |
| 1534 switch (ch) { | |
| 1535 | |
| 1536 case '<': | |
| 1537 *dst++ = '&'; *dst++ = 'l'; *dst++ = 't'; *dst++ = ';'; | |
| 1538 break; | |
| 1539 | |
| 1540 case '>': | |
| 1541 *dst++ = '&'; *dst++ = 'g'; *dst++ = 't'; *dst++ = ';'; | |
| 1542 break; | |
| 1543 | |
| 1544 case '&': | |
| 1545 *dst++ = '&'; *dst++ = 'a'; *dst++ = 'm'; *dst++ = 'p'; | |
| 1546 *dst++ = ';'; | |
| 1547 break; | |
| 1548 | |
| 1549 default: | |
| 1550 *dst++ = ch; | |
| 1551 break; | |
| 1552 } | |
| 1553 } | |
| 1554 | |
| 1555 return (uintptr_t) dst; | |
| 1556 } | |
| 1557 | |
| 1558 | |
| 1208 | 1559 /* ngx_sort() is implemented as insertion sort because we need stable sort */ |
| 1560 | |
| 1561 void | |
| 1562 ngx_sort(void *base, size_t n, size_t size, | |
|
1956
cb8c0c8e0c27
use ngx_int_t in ngx_sort() callback
Igor Sysoev <igor@sysoev.ru>
parents:
1955
diff
changeset
|
1563 ngx_int_t (*cmp)(const void *, const void *)) |
| 1208 | 1564 { |
|
1955
466fdc84c82d
use dynamically allocated buffer in ngx_sort()
Igor Sysoev <igor@sysoev.ru>
parents:
1867
diff
changeset
|
1565 u_char *p1, *p2, *p; |
|
466fdc84c82d
use dynamically allocated buffer in ngx_sort()
Igor Sysoev <igor@sysoev.ru>
parents:
1867
diff
changeset
|
1566 |
|
466fdc84c82d
use dynamically allocated buffer in ngx_sort()
Igor Sysoev <igor@sysoev.ru>
parents:
1867
diff
changeset
|
1567 p = ngx_alloc(size, ngx_cycle->log); |
|
466fdc84c82d
use dynamically allocated buffer in ngx_sort()
Igor Sysoev <igor@sysoev.ru>
parents:
1867
diff
changeset
|
1568 if (p == NULL) { |
|
466fdc84c82d
use dynamically allocated buffer in ngx_sort()
Igor Sysoev <igor@sysoev.ru>
parents:
1867
diff
changeset
|
1569 return; |
|
466fdc84c82d
use dynamically allocated buffer in ngx_sort()
Igor Sysoev <igor@sysoev.ru>
parents:
1867
diff
changeset
|
1570 } |
| 1208 | 1571 |
| 1572 for (p1 = (u_char *) base + size; | |
| 1573 p1 < (u_char *) base + n * size; | |
| 1574 p1 += size) | |
| 1575 { | |
|
1955
466fdc84c82d
use dynamically allocated buffer in ngx_sort()
Igor Sysoev <igor@sysoev.ru>
parents:
1867
diff
changeset
|
1576 ngx_memcpy(p, p1, size); |
| 1208 | 1577 |
| 1578 for (p2 = p1; | |
|
1955
466fdc84c82d
use dynamically allocated buffer in ngx_sort()
Igor Sysoev <igor@sysoev.ru>
parents:
1867
diff
changeset
|
1579 p2 > (u_char *) base && cmp(p2 - size, p) > 0; |
| 1208 | 1580 p2 -= size) |
| 1581 { | |
| 1582 ngx_memcpy(p2, p2 - size, size); | |
| 1583 } | |
| 1584 | |
|
1955
466fdc84c82d
use dynamically allocated buffer in ngx_sort()
Igor Sysoev <igor@sysoev.ru>
parents:
1867
diff
changeset
|
1585 ngx_memcpy(p2, p, size); |
| 1208 | 1586 } |
|
1955
466fdc84c82d
use dynamically allocated buffer in ngx_sort()
Igor Sysoev <igor@sysoev.ru>
parents:
1867
diff
changeset
|
1587 |
|
466fdc84c82d
use dynamically allocated buffer in ngx_sort()
Igor Sysoev <igor@sysoev.ru>
parents:
1867
diff
changeset
|
1588 ngx_free(p); |
| 1208 | 1589 } |
| 1590 | |
| 1591 | |
| 583 | 1592 #if (NGX_MEMCPY_LIMIT) |
| 1593 | |
| 1594 void * | |
| 1595 ngx_memcpy(void *dst, void *src, size_t n) | |
| 1596 { | |
| 1597 if (n > NGX_MEMCPY_LIMIT) { | |
| 1598 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, "memcpy %uz bytes", n); | |
| 1599 ngx_debug_point(); | |
| 1600 } | |
| 1601 | |
| 1602 return memcpy(dst, src, n); | |
| 1603 } | |
| 1604 | |
| 1605 #endif |