Mercurial > hg > nginx
annotate src/core/ngx_string.c @ 561:e48ebafc6939 release-0.3.2
nginx-0.3.2-RELEASE import
*) Feature: the Sun Studio 10 C compiler support.
*) Feature: the "proxy_upstream_max_fails",
"proxy_upstream_fail_timeout", "fastcgi_upstream_max_fails", and
"fastcgi_upstream_fail_timeout" directives.
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Wed, 12 Oct 2005 13:50:36 +0000 |
| parents | ecd9c160f25b |
| children | 58475592100c |
| rev | line source |
|---|---|
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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 |
| 493 | 11 u_char * |
| 12 ngx_cpystrn(u_char *dst, u_char *src, size_t n) | |
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13 { |
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14 if (n == 0) { |
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15 return dst; |
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16 } |
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| 517 | 18 for ( /* void */ ; --n; dst++, src++) { |
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19 *dst = *src; |
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21 if (*dst == '\0') { |
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22 return dst; |
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23 } |
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24 } |
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26 *dst = '\0'; |
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28 return dst; |
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29 } |
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31 |
| 493 | 32 u_char * |
| 33 ngx_pstrdup(ngx_pool_t *pool, ngx_str_t *src) | |
| 485 | 34 { |
| 35 u_char *dst; | |
| 36 | |
| 501 | 37 dst = ngx_palloc(pool, src->len); |
| 38 if (dst == NULL) { | |
| 485 | 39 return NULL; |
| 40 } | |
| 41 | |
| 42 ngx_memcpy(dst, src->data, src->len); | |
| 43 | |
| 44 return dst; | |
| 45 } | |
| 46 | |
| 47 | |
| 455 | 48 /* |
| 49 * supported formats: | |
| 473 | 50 * %[0][width][x][X]O off_t |
| 461 | 51 * %[0][width]T time_t |
| 52 * %[0][width][u][x|X]z ssize_t/size_t | |
| 53 * %[0][width][u][x|X]d int/u_int | |
| 54 * %[0][width][u][x|X]l long | |
| 55 * %[0][width|m][u][x|X]i ngx_int_t/ngx_uint_t | |
| 56 * %[0][width][u][x|X]D int32_t/uint32_t | |
| 57 * %[0][width][u][x|X]L int64_t/uint64_t | |
| 495 | 58 * %[0][width|m][u][x|X]A ngx_atomic_int_t/ngx_atomic_uint_t |
| 461 | 59 * %P ngx_pid_t |
| 557 | 60 * %M ngx_msec_t |
| 461 | 61 * %r rlim_t |
| 62 * %p pointer | |
| 63 * %V pointer to ngx_str_t | |
| 64 * %s null-terminated string | |
| 65 * %Z '\0' | |
| 525 | 66 * %N '\n' |
| 461 | 67 * %c char |
| 68 * %% % | |
| 455 | 69 * |
| 461 | 70 * reserved: |
| 71 * %t ptrdiff_t | |
| 72 * %S null-teminated wchar string | |
| 73 * %C wchar | |
| 455 | 74 */ |
| 75 | |
| 461 | 76 |
| 503 | 77 u_char * ngx_cdecl |
| 493 | 78 ngx_sprintf(u_char *buf, const char *fmt, ...) |
| 461 | 79 { |
| 80 u_char *p; | |
| 81 va_list args; | |
| 82 | |
| 83 va_start(args, fmt); | |
| 84 p = ngx_vsnprintf(buf, /* STUB */ 65536, fmt, args); | |
| 85 va_end(args); | |
| 86 | |
| 87 return p; | |
| 88 } | |
| 89 | |
| 90 | |
| 503 | 91 u_char * ngx_cdecl |
| 493 | 92 ngx_snprintf(u_char *buf, size_t max, const char *fmt, ...) |
| 455 | 93 { |
| 461 | 94 u_char *p; |
| 95 va_list args; | |
| 96 | |
| 97 va_start(args, fmt); | |
| 98 p = ngx_vsnprintf(buf, max, fmt, args); | |
| 99 va_end(args); | |
| 100 | |
| 101 return p; | |
| 102 } | |
| 103 | |
| 455 | 104 |
| 493 | 105 u_char * |
| 106 ngx_vsnprintf(u_char *buf, size_t max, const char *fmt, va_list args) | |
| 461 | 107 { |
| 479 | 108 u_char *p, zero, *last, temp[NGX_INT64_LEN + 1]; |
| 109 /* | |
| 110 * really we need temp[NGX_INT64_LEN] only, | |
| 493 | 111 * but icc issues the warning |
| 479 | 112 */ |
| 461 | 113 int d; |
| 114 size_t len; | |
| 115 uint32_t ui32; | |
| 116 int64_t i64; | |
| 117 uint64_t ui64; | |
| 561 | 118 ngx_msec_t ms; |
| 461 | 119 ngx_str_t *s; |
| 493 | 120 ngx_uint_t width, sign, hexadecimal, max_width; |
| 461 | 121 static u_char hex[] = "0123456789abcdef"; |
| 122 static u_char HEX[] = "0123456789ABCDEF"; | |
| 455 | 123 |
| 461 | 124 if (max == 0) { |
| 125 return buf; | |
| 126 } | |
| 127 | |
| 128 last = buf + max; | |
| 129 | |
| 130 while (*fmt && buf < last) { | |
| 131 | |
| 132 /* | |
| 133 * "buf < last" means that we could copy at least one character: | |
| 134 * the plain character, "%%", "%c", and minus without the checking | |
| 135 */ | |
| 136 | |
| 455 | 137 if (*fmt == '%') { |
| 138 | |
| 461 | 139 i64 = 0; |
| 140 ui64 = 0; | |
| 141 | |
| 142 zero = (u_char) ((*++fmt == '0') ? '0' : ' '); | |
| 455 | 143 width = 0; |
| 144 sign = 1; | |
| 145 hexadecimal = 0; | |
| 493 | 146 max_width = 0; |
| 455 | 147 |
| 477 | 148 p = temp + NGX_INT64_LEN; |
| 455 | 149 |
| 150 while (*fmt >= '0' && *fmt <= '9') { | |
| 151 width = width * 10 + *fmt++ - '0'; | |
| 152 } | |
| 153 | |
| 154 | |
| 155 for ( ;; ) { | |
| 156 switch (*fmt) { | |
| 157 | |
| 158 case 'u': | |
| 159 sign = 0; | |
| 160 fmt++; | |
| 161 continue; | |
| 162 | |
| 467 | 163 case 'm': |
| 493 | 164 max_width = 1; |
| 467 | 165 fmt++; |
| 166 continue; | |
| 167 | |
| 461 | 168 case 'X': |
| 169 hexadecimal = 2; | |
| 170 sign = 0; | |
| 171 fmt++; | |
| 172 continue; | |
| 173 | |
| 455 | 174 case 'x': |
| 175 hexadecimal = 1; | |
| 461 | 176 sign = 0; |
| 455 | 177 fmt++; |
| 178 continue; | |
| 179 | |
| 180 default: | |
| 181 break; | |
| 182 } | |
| 183 | |
| 184 break; | |
| 185 } | |
| 186 | |
| 187 | |
| 188 switch (*fmt) { | |
| 189 | |
| 461 | 190 case 'V': |
| 191 s = va_arg(args, ngx_str_t *); | |
| 455 | 192 |
| 461 | 193 len = (buf + s->len < last) ? s->len : (size_t) (last - buf); |
| 194 buf = ngx_cpymem(buf, s->data, len); | |
| 195 fmt++; | |
| 455 | 196 |
| 461 | 197 continue; |
| 455 | 198 |
| 199 case 's': | |
| 461 | 200 p = va_arg(args, u_char *); |
| 455 | 201 |
| 461 | 202 while (*p && buf < last) { |
| 455 | 203 *buf++ = *p++; |
| 204 } | |
| 205 fmt++; | |
| 206 | |
| 207 continue; | |
| 208 | |
| 461 | 209 case 'O': |
| 210 i64 = (int64_t) va_arg(args, off_t); | |
| 211 sign = 1; | |
| 212 break; | |
| 213 | |
| 214 case 'P': | |
| 215 i64 = (int64_t) va_arg(args, ngx_pid_t); | |
| 216 sign = 1; | |
| 217 break; | |
| 218 | |
| 219 case 'T': | |
| 220 i64 = (int64_t) va_arg(args, time_t); | |
| 221 sign = 1; | |
| 222 break; | |
| 223 | |
| 557 | 224 case 'M': |
| 561 | 225 ms = (ngx_msec_t) va_arg(args, ngx_msec_t); |
| 226 if ((ngx_msec_int_t) ms == -1) { | |
| 227 sign = 1; | |
| 228 i64 = -1; | |
| 229 } else { | |
| 230 sign = 0; | |
| 231 ui64 = (uint64_t) ms; | |
| 232 } | |
| 557 | 233 break; |
| 234 | |
| 461 | 235 case 'z': |
| 236 if (sign) { | |
| 237 i64 = (int64_t) va_arg(args, ssize_t); | |
| 238 } else { | |
| 239 ui64 = (uint64_t) va_arg(args, size_t); | |
| 240 } | |
| 241 break; | |
| 242 | |
| 243 case 'i': | |
| 244 if (sign) { | |
| 245 i64 = (int64_t) va_arg(args, ngx_int_t); | |
| 246 } else { | |
| 247 ui64 = (uint64_t) va_arg(args, ngx_uint_t); | |
| 248 } | |
| 493 | 249 |
| 250 if (max_width) { | |
| 251 width = NGX_INT_T_LEN; | |
| 252 } | |
| 253 | |
| 461 | 254 break; |
| 255 | |
| 256 case 'd': | |
| 257 if (sign) { | |
| 258 i64 = (int64_t) va_arg(args, int); | |
| 259 } else { | |
| 260 ui64 = (uint64_t) va_arg(args, u_int); | |
| 261 } | |
| 262 break; | |
| 263 | |
| 264 case 'l': | |
| 265 if (sign) { | |
| 266 i64 = (int64_t) va_arg(args, long); | |
| 267 } else { | |
| 268 ui64 = (uint64_t) va_arg(args, u_long); | |
| 269 } | |
| 270 break; | |
| 271 | |
| 272 case 'D': | |
| 273 if (sign) { | |
| 274 i64 = (int64_t) va_arg(args, int32_t); | |
| 275 } else { | |
| 276 ui64 = (uint64_t) va_arg(args, uint32_t); | |
| 277 } | |
| 278 break; | |
| 279 | |
| 280 case 'L': | |
| 281 if (sign) { | |
| 282 i64 = va_arg(args, int64_t); | |
| 283 } else { | |
| 284 ui64 = va_arg(args, uint64_t); | |
| 285 } | |
| 286 break; | |
| 287 | |
| 493 | 288 case 'A': |
| 289 if (sign) { | |
| 290 i64 = (int64_t) va_arg(args, ngx_atomic_int_t); | |
| 291 } else { | |
| 495 | 292 ui64 = (uint64_t) va_arg(args, ngx_atomic_uint_t); |
| 493 | 293 } |
| 294 | |
| 295 if (max_width) { | |
| 296 width = NGX_ATOMIC_T_LEN; | |
| 297 } | |
| 298 | |
| 299 break; | |
| 300 | |
| 461 | 301 #if !(NGX_WIN32) |
| 302 case 'r': | |
| 303 i64 = (int64_t) va_arg(args, rlim_t); | |
| 304 sign = 1; | |
| 305 break; | |
| 306 #endif | |
| 307 | |
| 308 case 'p': | |
| 309 ui64 = (uintptr_t) va_arg(args, void *); | |
| 310 hexadecimal = 2; | |
| 311 sign = 0; | |
| 312 zero = '0'; | |
| 313 width = 8; | |
| 314 break; | |
| 315 | |
| 457 | 316 case 'c': |
| 461 | 317 d = va_arg(args, int); |
| 457 | 318 *buf++ = (u_char) (d & 0xff); |
| 319 fmt++; | |
| 320 | |
| 321 continue; | |
| 322 | |
| 461 | 323 case 'Z': |
| 324 *buf++ = '\0'; | |
| 325 fmt++; | |
| 326 | |
| 327 continue; | |
| 328 | |
| 525 | 329 case 'N': |
| 330 #if (NGX_WIN32) | |
| 331 *buf++ = CR; | |
| 332 #endif | |
| 333 *buf++ = LF; | |
| 334 fmt++; | |
| 335 | |
| 336 continue; | |
| 337 | |
| 455 | 338 case '%': |
| 339 *buf++ = '%'; | |
| 340 fmt++; | |
| 341 | |
| 342 continue; | |
| 343 | |
| 344 default: | |
| 345 *buf++ = *fmt++; | |
| 346 | |
| 347 continue; | |
| 348 } | |
| 349 | |
| 461 | 350 if (sign) { |
| 351 if (i64 < 0) { | |
| 352 *buf++ = '-'; | |
| 353 ui64 = (uint64_t) -i64; | |
| 354 | |
| 355 } else { | |
| 356 ui64 = (uint64_t) i64; | |
| 357 } | |
| 358 } | |
| 359 | |
| 360 if (hexadecimal == 1) { | |
| 361 do { | |
| 362 | |
| 363 /* the "(uint32_t)" cast disables the BCC's warning */ | |
| 364 *--p = hex[(uint32_t) (ui64 & 0xf)]; | |
| 365 | |
| 366 } while (ui64 >>= 4); | |
| 367 | |
| 368 } else if (hexadecimal == 2) { | |
| 369 do { | |
| 370 | |
| 371 /* the "(uint32_t)" cast disables the BCC's warning */ | |
| 372 *--p = HEX[(uint32_t) (ui64 & 0xf)]; | |
| 373 | |
| 374 } while (ui64 >>= 4); | |
| 375 | |
| 376 } else if (ui64 <= NGX_MAX_UINT32_VALUE) { | |
| 377 | |
| 378 /* | |
| 379 * To divide 64-bit number and to find the remainder | |
| 380 * on the x86 platform gcc and icc call the libc functions | |
| 381 * [u]divdi3() and [u]moddi3(), they call another function | |
| 493 | 382 * in its turn. On FreeBSD it is the qdivrem() function, |
| 461 | 383 * its source code is about 170 lines of the code. |
| 384 * The glibc counterpart is about 150 lines of the code. | |
| 385 * | |
| 493 | 386 * For 32-bit numbers and some divisors gcc and icc use |
| 387 * the inlined multiplication and shifts. For example, | |
| 388 * unsigned "i32 / 10" is compiled to | |
| 389 * | |
| 390 * (i32 * 0xCCCCCCCD) >> 35 | |
| 461 | 391 */ |
| 392 | |
| 393 ui32 = (uint32_t) ui64; | |
| 394 | |
| 395 do { | |
| 396 *--p = (u_char) (ui32 % 10 + '0'); | |
| 397 } while (ui32 /= 10); | |
| 398 | |
| 399 } else { | |
| 400 do { | |
| 401 *--p = (u_char) (ui64 % 10 + '0'); | |
| 402 } while (ui64 /= 10); | |
| 403 } | |
| 404 | |
| 477 | 405 len = (temp + NGX_INT64_LEN) - p; |
| 455 | 406 |
| 461 | 407 while (len++ < width && buf < last) { |
| 408 *buf++ = zero; | |
| 455 | 409 } |
| 410 | |
| 477 | 411 len = (temp + NGX_INT64_LEN) - p; |
| 461 | 412 if (buf + len > last) { |
| 413 len = last - buf; | |
| 414 } | |
| 415 | |
| 416 buf = ngx_cpymem(buf, p, len); | |
| 455 | 417 |
| 418 fmt++; | |
| 419 | |
| 420 } else { | |
| 421 *buf++ = *fmt++; | |
| 422 } | |
| 423 } | |
| 424 | |
| 425 return buf; | |
| 426 } | |
| 427 | |
| 428 | |
| 493 | 429 ngx_int_t |
| 430 ngx_rstrncmp(u_char *s1, u_char *s2, size_t n) | |
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431 { |
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432 if (n == 0) { |
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433 return 0; |
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434 } |
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435 |
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436 n--; |
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437 |
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438 for ( ;; ) { |
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439 if (s1[n] != s2[n]) { |
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440 return s1[n] - s2[n]; |
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441 } |
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442 |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
443 if (n == 0) { |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
444 return 0; |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
445 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
446 |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
447 n--; |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
448 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
449 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
450 |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
451 |
| 493 | 452 ngx_int_t |
| 453 ngx_rstrncasecmp(u_char *s1, u_char *s2, size_t n) | |
| 455 | 454 { |
| 455 u_char c1, c2; | |
| 456 | |
| 457 if (n == 0) { | |
| 458 return 0; | |
| 459 } | |
| 460 | |
| 461 n--; | |
| 462 | |
| 463 for ( ;; ) { | |
| 464 c1 = s1[n]; | |
| 465 if (c1 >= 'a' && c1 <= 'z') { | |
| 466 c1 -= 'a' - 'A'; | |
| 467 } | |
| 468 | |
| 469 c2 = s2[n]; | |
| 470 if (c2 >= 'a' && c2 <= 'z') { | |
| 471 c2 -= 'a' - 'A'; | |
| 472 } | |
| 473 | |
| 474 if (c1 != c2) { | |
| 475 return c1 - c2; | |
| 476 } | |
| 477 | |
| 478 if (n == 0) { | |
| 479 return 0; | |
| 480 } | |
| 481 | |
| 482 n--; | |
| 483 } | |
| 484 } | |
| 485 | |
| 486 | |
| 493 | 487 ngx_int_t |
| 488 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
|
489 { |
|
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
490 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
|
491 |
|
84
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
492 if (n == 0) { |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
493 return NGX_ERROR; |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
494 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
495 |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
496 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
|
497 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
|
498 return NGX_ERROR; |
|
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
499 } |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
500 |
|
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
501 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
|
502 } |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
503 |
|
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
504 if (value < 0) { |
|
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
505 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
|
506 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
507 } else { |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
508 return value; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
509 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
510 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
511 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
512 |
| 501 | 513 ssize_t |
| 514 ngx_atosz(u_char *line, size_t n) | |
| 515 { | |
| 516 ssize_t value; | |
| 517 | |
| 518 if (n == 0) { | |
| 519 return NGX_ERROR; | |
| 520 } | |
| 521 | |
| 522 for (value = 0; n--; line++) { | |
| 523 if (*line < '0' || *line > '9') { | |
| 524 return NGX_ERROR; | |
| 525 } | |
| 526 | |
| 527 value = value * 10 + (*line - '0'); | |
| 528 } | |
| 529 | |
| 530 if (value < 0) { | |
| 531 return NGX_ERROR; | |
| 532 | |
| 533 } else { | |
| 534 return value; | |
| 535 } | |
| 536 } | |
| 537 | |
| 538 | |
| 539 off_t | |
| 540 ngx_atoof(u_char *line, size_t n) | |
| 541 { | |
| 542 off_t value; | |
| 543 | |
| 544 if (n == 0) { | |
| 545 return NGX_ERROR; | |
| 546 } | |
| 547 | |
| 548 for (value = 0; n--; line++) { | |
| 549 if (*line < '0' || *line > '9') { | |
| 550 return NGX_ERROR; | |
| 551 } | |
| 552 | |
| 553 value = value * 10 + (*line - '0'); | |
| 554 } | |
| 555 | |
| 556 if (value < 0) { | |
| 557 return NGX_ERROR; | |
| 558 | |
| 559 } else { | |
| 560 return value; | |
| 561 } | |
| 562 } | |
| 563 | |
| 564 | |
| 565 time_t | |
| 566 ngx_atotm(u_char *line, size_t n) | |
| 567 { | |
| 568 time_t value; | |
| 569 | |
| 570 if (n == 0) { | |
| 571 return NGX_ERROR; | |
| 572 } | |
| 573 | |
| 574 for (value = 0; n--; line++) { | |
| 575 if (*line < '0' || *line > '9') { | |
| 576 return NGX_ERROR; | |
| 577 } | |
| 578 | |
| 579 value = value * 10 + (*line - '0'); | |
| 580 } | |
| 581 | |
| 582 if (value < 0) { | |
| 583 return NGX_ERROR; | |
| 584 | |
| 585 } else { | |
| 586 return value; | |
| 587 } | |
| 588 } | |
| 589 | |
| 590 | |
| 493 | 591 ngx_int_t |
| 592 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
|
593 { |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
594 u_char ch; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
595 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
|
596 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
597 if (n == 0) { |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
598 return NGX_ERROR; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
599 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
600 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
601 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
|
602 ch = *line; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
603 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
604 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
|
605 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
|
606 continue; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
607 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
608 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
609 if (ch >= 'A' && ch <= 'F') { |
|
339
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
610 value = value * 16 + (ch - 'A' + 10); |
|
338
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
611 continue; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
612 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
613 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
614 if (ch >= 'a' && ch <= 'f') { |
|
339
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
615 value = value * 16 + (ch - 'a' + 10); |
|
338
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
616 continue; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
617 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
618 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
619 return NGX_ERROR; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
620 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
621 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
622 if (value < 0) { |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
623 return NGX_ERROR; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
624 |
|
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
625 } else { |
|
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
626 return value; |
|
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
627 } |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
628 } |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
629 |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
630 |
| 493 | 631 void |
| 632 ngx_md5_text(u_char *text, u_char *md5) | |
|
174
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
633 { |
|
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
634 int i; |
|
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
635 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
|
636 |
|
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
637 for (i = 0; i < 16; i++) { |
|
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
638 *text++ = hex[md5[i] >> 4]; |
|
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
639 *text++ = hex[md5[i] & 0xf]; |
|
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
640 } |
|
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
641 |
|
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
642 *text = '\0'; |
|
174
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
643 } |
|
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
644 |
|
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
645 |
| 493 | 646 void |
| 647 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
|
648 { |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
649 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
|
650 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
|
651 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
|
652 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
653 |
|
409
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
654 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
|
655 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
|
656 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
|
657 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
658 while (len > 2) { |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
659 *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
|
660 *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
|
661 *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
|
662 *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
|
663 |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
664 s += 3; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
665 len -= 3; |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
666 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
667 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
668 if (len) { |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
669 *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
|
670 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
671 if (len == 1) { |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
672 *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
|
673 *d++ = '='; |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
674 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
675 } else { |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
676 *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
|
677 *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
|
678 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
679 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
680 *d++ = '='; |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
681 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
682 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
683 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
|
684 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
685 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
686 |
| 493 | 687 ngx_int_t |
| 688 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
|
689 { |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
690 size_t len; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
691 u_char *d, *s; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
692 static u_char basis64[] = |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
693 { 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
694 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
695 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 62, 77, 77, 77, 63, |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
696 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 77, 77, 77, 77, 77, 77, |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
697 77, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
698 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 77, 77, 77, 77, 77, |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
699 77, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
700 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
|
701 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
702 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
703 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
704 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
705 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
706 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
707 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
708 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
709 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77 }; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
710 |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
711 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
|
712 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
|
713 break; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
714 } |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
715 |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
716 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
|
717 return NGX_ERROR; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
718 } |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
719 } |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
720 |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
721 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
|
722 return NGX_ERROR; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
723 } |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
724 |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
725 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
|
726 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
|
727 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
728 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
|
729 *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
|
730 *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
|
731 *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
|
732 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
733 s += 4; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
734 len -= 4; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
735 } |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
736 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
737 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
|
738 *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
|
739 } |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
740 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
741 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
|
742 *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
|
743 } |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
744 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
745 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
|
746 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
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339
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747 return NGX_OK; |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
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748 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
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changeset
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749 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
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changeset
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750 |
| 523 | 751 size_t |
| 752 ngx_utf_length(ngx_str_t *utf) | |
| 753 { | |
| 754 u_char c; | |
| 755 size_t len; | |
| 756 ngx_uint_t i; | |
| 757 | |
| 758 for (len = 0, i = 0; i < utf->len; len++, i++) { | |
| 759 | |
| 760 c = utf->data[i]; | |
| 761 | |
| 762 if (c < 0x80) { | |
| 763 continue; | |
| 764 } | |
| 765 | |
| 527 | 766 if (c >= 0xc0) { |
| 767 for (c <<= 1; c & 0x80; c <<= 1) { | |
| 768 i++; | |
| 769 } | |
| 770 | |
| 771 continue; | |
| 523 | 772 } |
| 773 | |
| 527 | 774 /* invalid utf */ |
| 775 | |
| 776 return utf->len; | |
| 523 | 777 } |
| 778 | |
| 779 return len; | |
| 780 } | |
| 781 | |
| 782 | |
| 527 | 783 u_char * |
| 784 ngx_utf_cpystrn(u_char *dst, u_char *src, size_t n) | |
| 785 { | |
| 786 u_char c; | |
| 787 | |
| 788 if (n == 0) { | |
| 789 return dst; | |
| 790 } | |
| 791 | |
| 792 for ( /* void */ ; --n; dst++, src++) { | |
| 793 | |
| 794 c = *src; | |
| 795 *dst = c; | |
| 796 | |
| 797 if (c < 0x80) { | |
| 798 if (*dst != '\0') { | |
| 799 continue; | |
| 800 } | |
| 801 | |
| 802 return dst; | |
| 803 } | |
| 804 | |
| 805 if (c >= 0xc0) { | |
| 806 for (c <<= 1; c & 0x80; c <<= 1) { | |
| 807 *++dst = *++src; | |
| 808 } | |
| 809 | |
| 810 continue; | |
| 811 } | |
| 812 | |
| 813 /* invalid utf */ | |
| 814 } | |
| 815 | |
| 816 *dst = '\0'; | |
| 817 | |
| 818 return dst; | |
| 819 } | |
| 820 | |
| 821 | |
| 493 | 822 uintptr_t |
| 823 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
|
824 { |
| 461 | 825 ngx_uint_t i, n; |
| 826 uint32_t *escape; | |
| 452 | 827 static u_char hex[] = "0123456789abcdef"; |
| 461 | 828 |
| 493 | 829 /* " ", "#", "%", "?", %00-%1F, %7F-%FF */ |
| 485 | 830 |
| 461 | 831 static uint32_t uri[] = |
| 452 | 832 { 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
|
833 |
| 452 | 834 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
| 493 | 835 0x80000029, /* 1000 0000 0000 0000 0000 0000 0010 1001 */ |
| 452 | 836 |
| 837 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
| 838 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 839 | |
| 840 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ | |
| 841 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
|
842 |
| 452 | 843 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
| 844 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 845 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 846 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ }; | |
| 847 | |
| 493 | 848 /* " ", "#", "%", "+", "?", %00-%1F, %7F-%FF */ |
| 485 | 849 |
| 850 static uint32_t args[] = | |
| 851 { 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 852 | |
| 853 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ | |
| 493 | 854 0x80000829, /* 1000 0000 0000 0000 0000 1000 0010 1001 */ |
| 485 | 855 |
| 856 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
| 857 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 858 | |
| 859 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ | |
| 860 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 861 | |
| 862 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 863 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 864 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 865 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ }; | |
| 866 | |
| 867 /* " ", """, "%", "'", %00-%1F, %7F-%FF */ | |
| 868 | |
| 461 | 869 static uint32_t html[] = |
| 870 { 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 871 | |
| 872 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ | |
| 493 | 873 0x800000ad, /* 0000 0000 0000 0000 0000 0000 1010 1101 */ |
| 461 | 874 |
| 875 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
| 876 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 877 | |
| 878 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ | |
| 879 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 880 | |
| 881 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 882 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 883 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 884 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ }; | |
| 885 | |
| 886 | |
| 485 | 887 switch (type) { |
| 888 case NGX_ESCAPE_HTML: | |
| 461 | 889 escape = html; |
| 485 | 890 break; |
| 891 case NGX_ESCAPE_ARGS: | |
| 892 escape = args; | |
| 893 break; | |
| 894 default: | |
| 461 | 895 escape = uri; |
| 485 | 896 break; |
| 461 | 897 } |
| 898 | |
| 452 | 899 if (dst == NULL) { |
| 900 | |
| 901 /* find the number of the characters to be escaped */ | |
|
69
e43f406e4525
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Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
902 |
| 452 | 903 n = 0; |
| 904 | |
| 905 for (i = 0; i < size; i++) { | |
| 906 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { | |
| 907 n++; | |
| 908 } | |
| 909 src++; | |
| 910 } | |
| 911 | |
| 485 | 912 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
|
913 } |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
914 |
| 452 | 915 for (i = 0; i < size; i++) { |
| 916 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { | |
| 917 *dst++ = '%'; | |
| 918 *dst++ = hex[*src >> 4]; | |
| 919 *dst++ = hex[*src & 0xf]; | |
| 920 src++; | |
|
69
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nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
921 |
| 452 | 922 } else { |
| 923 *dst++ = *src++; | |
| 924 } | |
|
69
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nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
925 } |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
926 |
| 485 | 927 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
|
928 } |