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annotate src/core/ngx_string.c @ 1593:bef67c6abbe7
unescape SSI include
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Mon, 22 Oct 2007 10:19:17 +0000 |
| parents | 25ee6eee7573 |
| children | 12a656452ad1 |
| 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 |
| 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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17 |
| 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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25 |
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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 |
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62 * %p void * |
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63 * %V ngx_str_t * |
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64 * %v ngx_variable_value_t * |
| 461 | 65 * %s null-terminated string |
| 66 * %Z '\0' | |
| 525 | 67 * %N '\n' |
| 461 | 68 * %c char |
| 69 * %% % | |
| 455 | 70 * |
| 461 | 71 * reserved: |
| 72 * %t ptrdiff_t | |
| 73 * %S null-teminated wchar string | |
| 74 * %C wchar | |
| 455 | 75 */ |
| 76 | |
| 461 | 77 |
| 503 | 78 u_char * ngx_cdecl |
| 493 | 79 ngx_sprintf(u_char *buf, const char *fmt, ...) |
| 461 | 80 { |
| 81 u_char *p; | |
| 82 va_list args; | |
| 83 | |
| 84 va_start(args, fmt); | |
| 85 p = ngx_vsnprintf(buf, /* STUB */ 65536, fmt, args); | |
| 86 va_end(args); | |
| 87 | |
| 88 return p; | |
| 89 } | |
| 90 | |
| 91 | |
| 503 | 92 u_char * ngx_cdecl |
| 493 | 93 ngx_snprintf(u_char *buf, size_t max, const char *fmt, ...) |
| 455 | 94 { |
| 461 | 95 u_char *p; |
| 96 va_list args; | |
| 97 | |
| 98 va_start(args, fmt); | |
| 99 p = ngx_vsnprintf(buf, max, fmt, args); | |
| 100 va_end(args); | |
| 101 | |
| 102 return p; | |
| 103 } | |
| 104 | |
| 455 | 105 |
| 493 | 106 u_char * |
| 107 ngx_vsnprintf(u_char *buf, size_t max, const char *fmt, va_list args) | |
| 461 | 108 { |
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109 u_char *p, zero, *last, temp[NGX_INT64_LEN + 1]; |
| 479 | 110 /* |
| 111 * really we need temp[NGX_INT64_LEN] only, | |
| 493 | 112 * but icc issues the warning |
| 479 | 113 */ |
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114 int d; |
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115 size_t len; |
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116 uint32_t ui32; |
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117 int64_t i64; |
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118 uint64_t ui64; |
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119 ngx_msec_t ms; |
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120 ngx_uint_t width, sign, hexadecimal, max_width; |
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121 ngx_str_t *v; |
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122 ngx_variable_value_t *vv; |
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123 static u_char hex[] = "0123456789abcdef"; |
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124 static u_char HEX[] = "0123456789ABCDEF"; |
| 455 | 125 |
| 461 | 126 if (max == 0) { |
| 127 return buf; | |
| 128 } | |
| 129 | |
| 130 last = buf + max; | |
| 131 | |
| 132 while (*fmt && buf < last) { | |
| 133 | |
| 134 /* | |
| 135 * "buf < last" means that we could copy at least one character: | |
| 136 * the plain character, "%%", "%c", and minus without the checking | |
| 137 */ | |
| 138 | |
| 455 | 139 if (*fmt == '%') { |
| 140 | |
| 461 | 141 i64 = 0; |
| 142 ui64 = 0; | |
| 143 | |
| 144 zero = (u_char) ((*++fmt == '0') ? '0' : ' '); | |
| 455 | 145 width = 0; |
| 146 sign = 1; | |
| 147 hexadecimal = 0; | |
| 493 | 148 max_width = 0; |
| 455 | 149 |
| 477 | 150 p = temp + NGX_INT64_LEN; |
| 455 | 151 |
| 152 while (*fmt >= '0' && *fmt <= '9') { | |
| 153 width = width * 10 + *fmt++ - '0'; | |
| 154 } | |
| 155 | |
| 156 | |
| 157 for ( ;; ) { | |
| 158 switch (*fmt) { | |
| 159 | |
| 160 case 'u': | |
| 161 sign = 0; | |
| 162 fmt++; | |
| 163 continue; | |
| 164 | |
| 467 | 165 case 'm': |
| 493 | 166 max_width = 1; |
| 467 | 167 fmt++; |
| 168 continue; | |
| 169 | |
| 461 | 170 case 'X': |
| 171 hexadecimal = 2; | |
| 172 sign = 0; | |
| 173 fmt++; | |
| 174 continue; | |
| 175 | |
| 455 | 176 case 'x': |
| 177 hexadecimal = 1; | |
| 461 | 178 sign = 0; |
| 455 | 179 fmt++; |
| 180 continue; | |
| 181 | |
| 182 default: | |
| 183 break; | |
| 184 } | |
| 185 | |
| 186 break; | |
| 187 } | |
| 188 | |
| 189 | |
| 190 switch (*fmt) { | |
| 191 | |
| 461 | 192 case 'V': |
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193 v = va_arg(args, ngx_str_t *); |
| 455 | 194 |
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195 len = v->len; |
| 573 | 196 len = (buf + len < last) ? len : (size_t) (last - buf); |
| 197 | |
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198 buf = ngx_cpymem(buf, v->data, len); |
| 461 | 199 fmt++; |
| 455 | 200 |
| 461 | 201 continue; |
| 455 | 202 |
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203 case 'v': |
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204 vv = va_arg(args, ngx_variable_value_t *); |
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205 |
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206 len = vv->len; |
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207 len = (buf + len < last) ? len : (size_t) (last - buf); |
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208 |
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209 buf = ngx_cpymem(buf, vv->data, len); |
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210 fmt++; |
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211 |
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212 continue; |
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213 |
| 455 | 214 case 's': |
| 461 | 215 p = va_arg(args, u_char *); |
| 455 | 216 |
| 461 | 217 while (*p && buf < last) { |
| 455 | 218 *buf++ = *p++; |
| 219 } | |
| 220 fmt++; | |
| 221 | |
| 222 continue; | |
| 223 | |
| 461 | 224 case 'O': |
| 225 i64 = (int64_t) va_arg(args, off_t); | |
| 226 sign = 1; | |
| 227 break; | |
| 228 | |
| 229 case 'P': | |
| 230 i64 = (int64_t) va_arg(args, ngx_pid_t); | |
| 231 sign = 1; | |
| 232 break; | |
| 233 | |
| 234 case 'T': | |
| 235 i64 = (int64_t) va_arg(args, time_t); | |
| 236 sign = 1; | |
| 237 break; | |
| 238 | |
| 557 | 239 case 'M': |
| 561 | 240 ms = (ngx_msec_t) va_arg(args, ngx_msec_t); |
| 241 if ((ngx_msec_int_t) ms == -1) { | |
| 242 sign = 1; | |
| 243 i64 = -1; | |
| 244 } else { | |
| 245 sign = 0; | |
| 246 ui64 = (uint64_t) ms; | |
| 247 } | |
| 557 | 248 break; |
| 249 | |
| 461 | 250 case 'z': |
| 251 if (sign) { | |
| 252 i64 = (int64_t) va_arg(args, ssize_t); | |
| 253 } else { | |
| 254 ui64 = (uint64_t) va_arg(args, size_t); | |
| 255 } | |
| 256 break; | |
| 257 | |
| 258 case 'i': | |
| 259 if (sign) { | |
| 260 i64 = (int64_t) va_arg(args, ngx_int_t); | |
| 261 } else { | |
| 262 ui64 = (uint64_t) va_arg(args, ngx_uint_t); | |
| 263 } | |
| 493 | 264 |
| 265 if (max_width) { | |
| 266 width = NGX_INT_T_LEN; | |
| 267 } | |
| 268 | |
| 461 | 269 break; |
| 270 | |
| 271 case 'd': | |
| 272 if (sign) { | |
| 273 i64 = (int64_t) va_arg(args, int); | |
| 274 } else { | |
| 275 ui64 = (uint64_t) va_arg(args, u_int); | |
| 276 } | |
| 277 break; | |
| 278 | |
| 279 case 'l': | |
| 280 if (sign) { | |
| 281 i64 = (int64_t) va_arg(args, long); | |
| 282 } else { | |
| 283 ui64 = (uint64_t) va_arg(args, u_long); | |
| 284 } | |
| 285 break; | |
| 286 | |
| 287 case 'D': | |
| 288 if (sign) { | |
| 289 i64 = (int64_t) va_arg(args, int32_t); | |
| 290 } else { | |
| 291 ui64 = (uint64_t) va_arg(args, uint32_t); | |
| 292 } | |
| 293 break; | |
| 294 | |
| 295 case 'L': | |
| 296 if (sign) { | |
| 297 i64 = va_arg(args, int64_t); | |
| 298 } else { | |
| 299 ui64 = va_arg(args, uint64_t); | |
| 300 } | |
| 301 break; | |
| 302 | |
| 493 | 303 case 'A': |
| 304 if (sign) { | |
| 305 i64 = (int64_t) va_arg(args, ngx_atomic_int_t); | |
| 306 } else { | |
| 495 | 307 ui64 = (uint64_t) va_arg(args, ngx_atomic_uint_t); |
| 493 | 308 } |
| 309 | |
| 310 if (max_width) { | |
| 311 width = NGX_ATOMIC_T_LEN; | |
| 312 } | |
| 313 | |
| 314 break; | |
| 315 | |
| 461 | 316 #if !(NGX_WIN32) |
| 317 case 'r': | |
| 318 i64 = (int64_t) va_arg(args, rlim_t); | |
| 319 sign = 1; | |
| 320 break; | |
| 321 #endif | |
| 322 | |
| 323 case 'p': | |
| 324 ui64 = (uintptr_t) va_arg(args, void *); | |
| 325 hexadecimal = 2; | |
| 326 sign = 0; | |
| 327 zero = '0'; | |
| 613 | 328 width = NGX_PTR_SIZE * 2; |
| 461 | 329 break; |
| 330 | |
| 457 | 331 case 'c': |
| 461 | 332 d = va_arg(args, int); |
| 457 | 333 *buf++ = (u_char) (d & 0xff); |
| 334 fmt++; | |
| 335 | |
| 336 continue; | |
| 337 | |
| 461 | 338 case 'Z': |
| 339 *buf++ = '\0'; | |
| 340 fmt++; | |
| 341 | |
| 342 continue; | |
| 343 | |
| 525 | 344 case 'N': |
| 345 #if (NGX_WIN32) | |
| 346 *buf++ = CR; | |
| 347 #endif | |
| 348 *buf++ = LF; | |
| 349 fmt++; | |
| 350 | |
| 351 continue; | |
| 352 | |
| 455 | 353 case '%': |
| 354 *buf++ = '%'; | |
| 355 fmt++; | |
| 356 | |
| 357 continue; | |
| 358 | |
| 359 default: | |
| 360 *buf++ = *fmt++; | |
| 361 | |
| 362 continue; | |
| 363 } | |
| 364 | |
| 461 | 365 if (sign) { |
| 366 if (i64 < 0) { | |
| 367 *buf++ = '-'; | |
| 368 ui64 = (uint64_t) -i64; | |
| 369 | |
| 370 } else { | |
| 371 ui64 = (uint64_t) i64; | |
| 372 } | |
| 373 } | |
| 374 | |
| 375 if (hexadecimal == 1) { | |
| 376 do { | |
| 377 | |
| 378 /* the "(uint32_t)" cast disables the BCC's warning */ | |
| 379 *--p = hex[(uint32_t) (ui64 & 0xf)]; | |
| 380 | |
| 381 } while (ui64 >>= 4); | |
| 382 | |
| 383 } else if (hexadecimal == 2) { | |
| 384 do { | |
| 385 | |
| 386 /* the "(uint32_t)" cast disables the BCC's warning */ | |
| 387 *--p = HEX[(uint32_t) (ui64 & 0xf)]; | |
| 388 | |
| 389 } while (ui64 >>= 4); | |
| 390 | |
| 391 } else if (ui64 <= NGX_MAX_UINT32_VALUE) { | |
| 392 | |
| 393 /* | |
| 394 * To divide 64-bit number and to find the remainder | |
| 395 * on the x86 platform gcc and icc call the libc functions | |
| 396 * [u]divdi3() and [u]moddi3(), they call another function | |
| 493 | 397 * in its turn. On FreeBSD it is the qdivrem() function, |
| 461 | 398 * its source code is about 170 lines of the code. |
| 399 * The glibc counterpart is about 150 lines of the code. | |
| 400 * | |
| 493 | 401 * For 32-bit numbers and some divisors gcc and icc use |
| 402 * the inlined multiplication and shifts. For example, | |
| 403 * unsigned "i32 / 10" is compiled to | |
| 404 * | |
| 405 * (i32 * 0xCCCCCCCD) >> 35 | |
| 461 | 406 */ |
| 407 | |
| 408 ui32 = (uint32_t) ui64; | |
| 409 | |
| 410 do { | |
| 411 *--p = (u_char) (ui32 % 10 + '0'); | |
| 412 } while (ui32 /= 10); | |
| 413 | |
| 414 } else { | |
| 415 do { | |
| 416 *--p = (u_char) (ui64 % 10 + '0'); | |
| 417 } while (ui64 /= 10); | |
| 418 } | |
| 419 | |
| 477 | 420 len = (temp + NGX_INT64_LEN) - p; |
| 455 | 421 |
| 461 | 422 while (len++ < width && buf < last) { |
| 423 *buf++ = zero; | |
| 455 | 424 } |
| 425 | |
| 477 | 426 len = (temp + NGX_INT64_LEN) - p; |
| 461 | 427 if (buf + len > last) { |
| 428 len = last - buf; | |
| 429 } | |
| 430 | |
| 431 buf = ngx_cpymem(buf, p, len); | |
| 455 | 432 |
| 433 fmt++; | |
| 434 | |
| 435 } else { | |
| 436 *buf++ = *fmt++; | |
| 437 } | |
| 438 } | |
| 439 | |
| 440 return buf; | |
| 441 } | |
| 442 | |
| 443 | |
|
1107
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444 /* |
| 1541 | 445 * We use ngx_strcasecmp()/ngx_strncasecmp() for 7-bit ASCII strings only, |
|
1107
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446 * and implement our own ngx_strcasecmp()/ngx_strncasecmp() |
|
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447 * to avoid libc locale overhead. Besides, we use the ngx_uint_t's |
|
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448 * instead of the u_char's, because they are slightly faster. |
|
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449 */ |
|
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450 |
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451 ngx_int_t |
|
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452 ngx_strcasecmp(u_char *s1, u_char *s2) |
|
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453 { |
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454 ngx_uint_t c1, c2; |
|
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455 |
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456 for ( ;; ) { |
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457 c1 = (ngx_uint_t) *s1++; |
|
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458 c2 = (ngx_uint_t) *s2++; |
|
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|
459 |
|
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460 c1 = (c1 >= 'A' && c1 <= 'Z') ? (c1 | 0x20) : c1; |
|
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461 c2 = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2; |
|
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462 |
|
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463 if (c1 == c2) { |
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|
464 |
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465 if (c1) { |
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466 continue; |
|
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467 } |
|
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|
468 |
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469 return 0; |
|
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|
470 } |
|
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|
471 |
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472 return c1 - c2; |
|
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|
473 } |
|
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474 } |
|
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|
475 |
|
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|
476 |
|
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|
477 ngx_int_t |
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478 ngx_strncasecmp(u_char *s1, u_char *s2, size_t n) |
|
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479 { |
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480 ngx_uint_t c1, c2; |
|
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|
481 |
|
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|
482 while (n) { |
|
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|
483 c1 = (ngx_uint_t) *s1++; |
|
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|
484 c2 = (ngx_uint_t) *s2++; |
|
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|
485 |
|
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|
486 c1 = (c1 >= 'A' && c1 <= 'Z') ? (c1 | 0x20) : c1; |
|
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|
487 c2 = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2; |
|
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|
488 |
|
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|
489 if (c1 == c2) { |
|
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|
490 |
|
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|
491 if (c1) { |
|
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|
492 n--; |
|
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|
493 continue; |
|
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|
494 } |
|
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|
495 |
|
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|
496 return 0; |
|
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|
497 } |
|
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|
498 |
|
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|
499 return c1 - c2; |
|
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|
500 } |
|
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|
501 |
|
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|
502 return 0; |
|
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|
503 } |
|
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|
504 |
|
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|
505 |
| 1552 | 506 u_char * |
| 507 ngx_strnstr(u_char *s1, char *s2, size_t len) | |
| 508 { | |
| 509 u_char c1, c2; | |
| 510 size_t n; | |
| 511 | |
| 512 c2 = *(u_char *) s2++; | |
| 513 | |
| 514 n = ngx_strlen(s2); | |
| 515 | |
| 516 do { | |
| 517 do { | |
| 518 if (len-- == 0) { | |
| 519 return NULL; | |
| 520 } | |
| 521 | |
| 522 c1 = *s1++; | |
| 523 | |
| 524 if (c1 == 0) { | |
| 525 return NULL; | |
| 526 } | |
| 527 | |
| 528 } while (c1 != c2); | |
| 529 | |
| 530 if (n > len) { | |
| 531 return NULL; | |
| 532 } | |
| 533 | |
| 534 } while (ngx_strncmp(s1, (u_char *) s2, n) != 0); | |
| 535 | |
| 536 return --s1; | |
| 537 } | |
| 538 | |
| 539 | |
| 1550 | 540 /* |
| 541 * ngx_strstrn() and ngx_strcasestrn() are intended to search for static | |
| 542 * substring with known length in null-terminated string. The argument n | |
| 543 * must be length of the second substring - 1. | |
| 544 */ | |
| 545 | |
|
1542
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|
546 u_char * |
|
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changeset
|
547 ngx_strstrn(u_char *s1, char *s2, size_t n) |
|
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|
548 { |
|
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|
549 u_char c1, c2; |
|
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changeset
|
550 |
|
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|
551 c2 = *(u_char *) s2++; |
|
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|
552 |
|
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|
553 do { |
|
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|
554 do { |
|
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changeset
|
555 c1 = *s1++; |
|
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changeset
|
556 |
|
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|
557 if (c1 == 0) { |
|
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|
558 return NULL; |
|
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|
559 } |
|
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changeset
|
560 |
|
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changeset
|
561 } while (c1 != c2); |
|
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changeset
|
562 |
|
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|
563 } while (ngx_strncmp(s1, (u_char *) s2, n) != 0); |
|
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changeset
|
564 |
|
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|
565 return --s1; |
|
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|
566 } |
|
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ngx_strstrn() and ngx_strcasestrn()
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changeset
|
567 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
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changeset
|
568 |
|
f5bd1a7ed2cd
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diff
changeset
|
569 u_char * |
|
f5bd1a7ed2cd
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|
570 ngx_strcasestrn(u_char *s1, char *s2, size_t n) |
|
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diff
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|
571 { |
|
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diff
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|
572 ngx_uint_t c1, c2; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
573 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
574 c2 = (ngx_uint_t) *s2++; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
575 c2 = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
576 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
577 do { |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
578 do { |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
579 c1 = (ngx_uint_t) *s1++; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
580 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
581 if (c1 == 0) { |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
582 return NULL; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
583 } |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
584 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
585 c1 = (c1 >= 'A' && c1 <= 'Z') ? (c1 | 0x20) : c1; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
586 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
587 } while (c1 != c2); |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
588 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
589 } while (ngx_strncasecmp(s1, (u_char *) s2, n) != 0); |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
590 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
591 return --s1; |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
592 } |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
593 |
|
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
594 |
| 493 | 595 ngx_int_t |
| 596 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
|
597 { |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
598 if (n == 0) { |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
599 return 0; |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
600 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
601 |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
602 n--; |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
603 |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
604 for ( ;; ) { |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
605 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
|
606 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
|
607 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
608 |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
609 if (n == 0) { |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
610 return 0; |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
611 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
612 |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
613 n--; |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
614 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
615 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
616 |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
617 |
| 493 | 618 ngx_int_t |
| 619 ngx_rstrncasecmp(u_char *s1, u_char *s2, size_t n) | |
| 455 | 620 { |
| 621 u_char c1, c2; | |
| 622 | |
| 623 if (n == 0) { | |
| 624 return 0; | |
| 625 } | |
| 626 | |
| 627 n--; | |
| 628 | |
| 629 for ( ;; ) { | |
| 630 c1 = s1[n]; | |
| 631 if (c1 >= 'a' && c1 <= 'z') { | |
| 632 c1 -= 'a' - 'A'; | |
| 633 } | |
| 634 | |
| 635 c2 = s2[n]; | |
| 636 if (c2 >= 'a' && c2 <= 'z') { | |
| 637 c2 -= 'a' - 'A'; | |
| 638 } | |
| 639 | |
| 640 if (c1 != c2) { | |
| 641 return c1 - c2; | |
| 642 } | |
| 643 | |
| 644 if (n == 0) { | |
| 645 return 0; | |
| 646 } | |
| 647 | |
| 648 n--; | |
| 649 } | |
| 650 } | |
| 651 | |
| 652 | |
| 493 | 653 ngx_int_t |
|
1029
ce08bc4cb97b
ngx_strn2cmp() > ngx_memn2cmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1024
diff
changeset
|
654 ngx_memn2cmp(u_char *s1, u_char *s2, size_t n1, size_t n2) |
| 1024 | 655 { |
| 656 size_t n; | |
| 657 ngx_int_t m, z; | |
| 658 | |
| 659 if (n1 <= n2) { | |
| 660 n = n1; | |
| 661 z = -1; | |
| 662 | |
| 663 } else { | |
| 664 n = n2; | |
| 665 z = 1; | |
| 666 } | |
| 667 | |
|
1029
ce08bc4cb97b
ngx_strn2cmp() > ngx_memn2cmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1024
diff
changeset
|
668 m = ngx_memcmp(s1, s2, n); |
| 1024 | 669 |
| 670 if (m || n1 == n2) { | |
| 671 return m; | |
| 672 } | |
| 673 | |
| 674 return z; | |
| 675 } | |
| 676 | |
| 677 | |
| 678 ngx_int_t | |
| 493 | 679 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
|
680 { |
|
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
681 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
|
682 |
|
84
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
683 if (n == 0) { |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
684 return NGX_ERROR; |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
685 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
686 |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
687 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
|
688 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
|
689 return NGX_ERROR; |
|
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
690 } |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
691 |
|
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
692 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
|
693 } |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
694 |
|
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
695 if (value < 0) { |
|
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
696 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
|
697 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
698 } else { |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
699 return value; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
700 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
701 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
702 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
703 |
| 501 | 704 ssize_t |
| 705 ngx_atosz(u_char *line, size_t n) | |
| 706 { | |
| 707 ssize_t value; | |
| 708 | |
| 709 if (n == 0) { | |
| 710 return NGX_ERROR; | |
| 711 } | |
| 712 | |
| 713 for (value = 0; n--; line++) { | |
| 714 if (*line < '0' || *line > '9') { | |
| 715 return NGX_ERROR; | |
| 716 } | |
| 717 | |
| 718 value = value * 10 + (*line - '0'); | |
| 719 } | |
| 720 | |
| 721 if (value < 0) { | |
| 722 return NGX_ERROR; | |
| 723 | |
| 724 } else { | |
| 725 return value; | |
| 726 } | |
| 727 } | |
| 728 | |
| 729 | |
| 730 off_t | |
| 731 ngx_atoof(u_char *line, size_t n) | |
| 732 { | |
| 733 off_t value; | |
| 734 | |
| 735 if (n == 0) { | |
| 736 return NGX_ERROR; | |
| 737 } | |
| 738 | |
| 739 for (value = 0; n--; line++) { | |
| 740 if (*line < '0' || *line > '9') { | |
| 741 return NGX_ERROR; | |
| 742 } | |
| 743 | |
| 744 value = value * 10 + (*line - '0'); | |
| 745 } | |
| 746 | |
| 747 if (value < 0) { | |
| 748 return NGX_ERROR; | |
| 749 | |
| 750 } else { | |
| 751 return value; | |
| 752 } | |
| 753 } | |
| 754 | |
| 755 | |
| 756 time_t | |
| 757 ngx_atotm(u_char *line, size_t n) | |
| 758 { | |
| 759 time_t value; | |
| 760 | |
| 761 if (n == 0) { | |
| 762 return NGX_ERROR; | |
| 763 } | |
| 764 | |
| 765 for (value = 0; n--; line++) { | |
| 766 if (*line < '0' || *line > '9') { | |
| 767 return NGX_ERROR; | |
| 768 } | |
| 769 | |
| 770 value = value * 10 + (*line - '0'); | |
| 771 } | |
| 772 | |
| 773 if (value < 0) { | |
| 774 return NGX_ERROR; | |
| 775 | |
| 776 } else { | |
| 777 return value; | |
| 778 } | |
| 779 } | |
| 780 | |
| 781 | |
| 493 | 782 ngx_int_t |
| 783 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
|
784 { |
| 783 | 785 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
|
786 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
|
787 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
788 if (n == 0) { |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
789 return NGX_ERROR; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
790 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
791 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
792 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
|
793 ch = *line; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
794 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
795 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
|
796 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
|
797 continue; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
798 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
799 |
| 783 | 800 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
|
801 |
| 783 | 802 if (c >= 'a' && c <= 'f') { |
| 803 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
|
804 continue; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
805 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
806 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
807 return NGX_ERROR; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
808 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
809 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
810 if (value < 0) { |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
811 return NGX_ERROR; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
812 |
|
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
813 } else { |
|
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
814 return value; |
|
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
815 } |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
816 } |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
817 |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
818 |
| 493 | 819 void |
| 820 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
|
821 { |
|
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
822 int i; |
|
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
823 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
|
824 |
|
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
825 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
|
826 *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
|
827 *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
|
828 } |
|
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
829 |
|
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
830 *text = '\0'; |
|
174
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
831 } |
|
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
832 |
|
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
833 |
| 493 | 834 void |
| 835 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
|
836 { |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
837 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
|
838 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
|
839 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
|
840 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
841 |
|
409
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
842 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
|
843 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
|
844 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
|
845 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
846 while (len > 2) { |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
847 *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
|
848 *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
|
849 *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
|
850 *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
|
851 |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
852 s += 3; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
853 len -= 3; |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
854 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
855 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
856 if (len) { |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
857 *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
|
858 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
859 if (len == 1) { |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
860 *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
|
861 *d++ = '='; |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
862 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
863 } else { |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
864 *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
|
865 *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
|
866 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
867 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
868 *d++ = '='; |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
869 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
870 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
871 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
|
872 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
873 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
874 |
| 493 | 875 ngx_int_t |
| 876 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
|
877 { |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
878 size_t len; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
879 u_char *d, *s; |
| 827 | 880 static u_char basis64[] = { |
| 881 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 882 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 883 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 62, 77, 77, 77, 63, | |
| 884 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 77, 77, 77, 77, 77, 77, | |
| 885 77, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, | |
| 886 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 77, 77, 77, 77, 77, | |
| 887 77, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, | |
| 888 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
|
889 |
| 827 | 890 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
| 891 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 892 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 893 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 894 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 895 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 896 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 897 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77 | |
| 898 }; | |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
899 |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
900 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
|
901 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
|
902 break; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
903 } |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
904 |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
905 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
|
906 return NGX_ERROR; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
907 } |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
908 } |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
909 |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
910 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
|
911 return NGX_ERROR; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
912 } |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
913 |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
914 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
|
915 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
|
916 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
917 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
|
918 *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
|
919 *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
|
920 *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
|
921 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
922 s += 4; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
923 len -= 4; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
924 } |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
925 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
926 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
|
927 *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
|
928 } |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
929 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
930 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
|
931 *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
|
932 } |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
933 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
934 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
|
935 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
936 return NGX_OK; |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
937 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
938 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
939 |
| 657 | 940 /* |
| 941 * ngx_utf_decode() decodes two and more bytes UTF sequences only | |
| 942 * the return values: | |
| 943 * 0x80 - 0x10ffff valid character | |
| 944 * 0x10ffff - 0xfffffffd invalid sequence | |
| 945 * 0xfffffffe incomplete sequence | |
| 946 * 0xffffffff error | |
| 947 */ | |
| 948 | |
| 949 uint32_t | |
| 950 ngx_utf_decode(u_char **p, size_t n) | |
| 951 { | |
| 952 size_t len; | |
| 953 uint32_t u, i, valid; | |
| 954 | |
| 955 u = **p; | |
| 956 | |
| 957 if (u > 0xf0) { | |
| 958 | |
| 959 u &= 0x07; | |
| 960 valid = 0xffff; | |
| 961 len = 3; | |
| 962 | |
| 963 } else if (u > 0xe0) { | |
| 964 | |
| 965 u &= 0x0f; | |
| 966 valid = 0x7ff; | |
| 967 len = 2; | |
| 968 | |
| 969 } else if (u > 0xc0) { | |
| 970 | |
| 971 u &= 0x1f; | |
| 972 valid = 0x7f; | |
| 973 len = 1; | |
| 974 | |
| 975 } else { | |
| 976 (*p)++; | |
| 977 return 0xffffffff; | |
| 978 } | |
| 979 | |
| 980 if (n - 1 < len) { | |
| 981 return 0xfffffffe; | |
| 982 } | |
| 983 | |
| 984 (*p)++; | |
| 985 | |
| 986 while (len) { | |
| 987 i = *(*p)++; | |
| 988 | |
| 989 if (i < 0x80) { | |
| 990 return 0xffffffff; | |
| 991 } | |
| 992 | |
| 993 u = (u << 6) | (i & 0x3f); | |
| 994 | |
| 995 len--; | |
| 996 } | |
| 997 | |
| 998 if (u > valid) { | |
| 999 return u; | |
| 1000 } | |
| 1001 | |
| 1002 return 0xffffffff; | |
| 1003 } | |
| 1004 | |
| 1005 | |
| 523 | 1006 size_t |
| 657 | 1007 ngx_utf_length(u_char *p, size_t n) |
| 523 | 1008 { |
| 1009 u_char c; | |
| 1010 size_t len; | |
| 1011 ngx_uint_t i; | |
| 1012 | |
| 657 | 1013 for (len = 0, i = 0; i < n; len++, i++) { |
| 523 | 1014 |
| 657 | 1015 c = p[i]; |
| 523 | 1016 |
| 1017 if (c < 0x80) { | |
| 1018 continue; | |
| 1019 } | |
| 1020 | |
| 527 | 1021 if (c >= 0xc0) { |
| 1022 for (c <<= 1; c & 0x80; c <<= 1) { | |
| 1023 i++; | |
| 1024 } | |
| 1025 | |
| 1026 continue; | |
| 523 | 1027 } |
| 1028 | |
| 527 | 1029 /* invalid utf */ |
| 1030 | |
| 657 | 1031 return n; |
| 523 | 1032 } |
| 1033 | |
| 1034 return len; | |
| 1035 } | |
| 1036 | |
| 1037 | |
| 527 | 1038 u_char * |
| 1039 ngx_utf_cpystrn(u_char *dst, u_char *src, size_t n) | |
| 1040 { | |
| 1041 u_char c; | |
| 1042 | |
| 1043 if (n == 0) { | |
| 1044 return dst; | |
| 1045 } | |
| 1046 | |
| 1047 for ( /* void */ ; --n; dst++, src++) { | |
| 1048 | |
| 1049 c = *src; | |
| 1050 *dst = c; | |
| 1051 | |
| 1052 if (c < 0x80) { | |
| 1053 if (*dst != '\0') { | |
| 1054 continue; | |
| 1055 } | |
| 1056 | |
| 1057 return dst; | |
| 1058 } | |
| 1059 | |
| 1060 if (c >= 0xc0) { | |
| 1061 for (c <<= 1; c & 0x80; c <<= 1) { | |
| 1062 *++dst = *++src; | |
| 1063 } | |
| 1064 | |
| 1065 continue; | |
| 1066 } | |
| 1067 | |
| 1068 /* invalid utf */ | |
| 1069 } | |
| 1070 | |
| 1071 *dst = '\0'; | |
| 1072 | |
| 1073 return dst; | |
| 1074 } | |
| 1075 | |
| 1076 | |
| 493 | 1077 uintptr_t |
| 1078 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
|
1079 { |
| 827 | 1080 ngx_uint_t i, n; |
| 1081 uint32_t *escape; | |
| 1082 static u_char hex[] = "0123456789abcdef"; | |
| 461 | 1083 |
| 827 | 1084 /* " ", "#", "%", "?", %00-%1F, %7F-%FF */ |
| 485 | 1085 |
| 827 | 1086 static uint32_t uri[] = { |
| 1087 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
|
1088 |
| 827 | 1089 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
| 1090 0x80000029, /* 1000 0000 0000 0000 0000 0000 0010 1001 */ | |
| 1091 | |
| 1092 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
| 1093 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 452 | 1094 |
| 827 | 1095 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
| 1096 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
|
1097 |
| 827 | 1098 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
| 1099 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1100 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1101 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1102 }; | |
| 452 | 1103 |
| 827 | 1104 /* " ", "#", "%", "+", "?", %00-%1F, %7F-%FF */ |
| 485 | 1105 |
| 827 | 1106 static uint32_t args[] = { |
| 1107 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1108 | |
| 1109 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ | |
| 1110 0x80000829, /* 1000 0000 0000 0000 0000 1000 0010 1001 */ | |
| 485 | 1111 |
| 827 | 1112 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ |
| 1113 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 485 | 1114 |
| 827 | 1115 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
| 1116 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 485 | 1117 |
| 827 | 1118 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
| 1119 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1120 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1121 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1122 }; | |
| 485 | 1123 |
|
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1124 /* " ", "#", """, "%", "'", %00-%1F, %7F-%FF */ |
| 485 | 1125 |
| 827 | 1126 static uint32_t html[] = { |
| 1127 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 461 | 1128 |
| 827 | 1129 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
| 1297 | 1130 0x000000ad, /* 0000 0000 0000 0000 0000 0000 1010 1101 */ |
| 827 | 1131 |
| 1132 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
| 1133 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 461 | 1134 |
| 827 | 1135 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
| 1136 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 461 | 1137 |
| 827 | 1138 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
| 1139 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1140 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1141 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1142 }; | |
| 461 | 1143 |
|
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1144 /* " ", """, "%", "'", %00-%1F, %7F-%FF */ |
| 461 | 1145 |
|
1298
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1146 static uint32_t refresh[] = { |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1147 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
|
1148 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1149 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
|
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1150 0x000000a5, /* 0000 0000 0000 0000 0000 0000 1010 0101 */ |
|
1298
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1151 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1152 /* _^]\ [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
|
1153 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
|
1154 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1155 /* ~}| {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
|
1156 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
|
1157 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1158 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
|
1159 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
|
1160 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
|
1161 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
|
1162 }; |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1163 |
|
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1164 /* " ", "%", %00-%1F */ |
|
1333
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1165 |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1166 static uint32_t memcached[] = { |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1167 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
|
1168 |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1169 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
|
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1170 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
|
1171 |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1172 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1173 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
|
1174 |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1175 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1176 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
|
1177 |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1178 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
|
1179 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
|
1180 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
|
1181 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
|
1182 }; |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1183 |
|
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1184 /* 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
|
1185 |
|
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1186 static uint32_t *map[] = |
|
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1187 { 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
|
1188 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1189 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1190 escape = map[type]; |
| 461 | 1191 |
| 452 | 1192 if (dst == NULL) { |
| 1193 | |
| 1194 /* 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
|
1195 |
| 452 | 1196 n = 0; |
| 1197 | |
| 1198 for (i = 0; i < size; i++) { | |
| 1199 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { | |
| 1200 n++; | |
| 1201 } | |
| 1202 src++; | |
| 1203 } | |
| 1204 | |
| 485 | 1205 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
|
1206 } |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1207 |
| 452 | 1208 for (i = 0; i < size; i++) { |
| 1209 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { | |
| 1210 *dst++ = '%'; | |
| 1211 *dst++ = hex[*src >> 4]; | |
| 1212 *dst++ = hex[*src & 0xf]; | |
| 1213 src++; | |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1214 |
| 452 | 1215 } else { |
| 1216 *dst++ = *src++; | |
| 1217 } | |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1218 } |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1219 |
| 485 | 1220 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
|
1221 } |
| 577 | 1222 |
| 1223 | |
| 1224 void | |
| 601 | 1225 ngx_unescape_uri(u_char **dst, u_char **src, size_t size, ngx_uint_t type) |
| 577 | 1226 { |
| 1227 u_char *d, *s, ch, c, decoded; | |
| 1228 enum { | |
| 1229 sw_usual = 0, | |
| 1230 sw_quoted, | |
| 1231 sw_quoted_second | |
| 1232 } state; | |
| 1233 | |
| 1234 d = *dst; | |
| 1235 s = *src; | |
| 1236 | |
| 1237 state = 0; | |
| 1238 decoded = 0; | |
| 1239 | |
| 1240 while (size--) { | |
| 1241 | |
| 1242 ch = *s++; | |
| 1243 | |
| 1244 switch (state) { | |
| 1245 case sw_usual: | |
| 1593 | 1246 if (ch == '?' |
| 1247 && (type & (NGX_UNESCAPE_URI|NGX_UNESCAPE_REDIRECT))) | |
| 1248 { | |
| 577 | 1249 *d++ = ch; |
| 1250 goto done; | |
| 1251 } | |
| 1252 | |
| 1253 if (ch == '%') { | |
| 1254 state = sw_quoted; | |
| 1255 break; | |
| 1256 } | |
| 1257 | |
| 1258 *d++ = ch; | |
| 1259 break; | |
| 1260 | |
| 1261 case sw_quoted: | |
| 1262 | |
| 1263 if (ch >= '0' && ch <= '9') { | |
| 1264 decoded = (u_char) (ch - '0'); | |
| 1265 state = sw_quoted_second; | |
| 1266 break; | |
| 1267 } | |
| 1268 | |
| 1269 c = (u_char) (ch | 0x20); | |
| 1270 if (c >= 'a' && c <= 'f') { | |
| 1271 decoded = (u_char) (c - 'a' + 10); | |
| 1272 state = sw_quoted_second; | |
| 1273 break; | |
| 1274 } | |
| 1275 | |
| 589 | 1276 /* the invalid quoted character */ |
| 577 | 1277 |
| 589 | 1278 state = sw_usual; |
| 1279 | |
| 1280 *d++ = ch; | |
| 577 | 1281 |
| 1282 break; | |
| 1283 | |
| 1284 case sw_quoted_second: | |
| 1285 | |
| 589 | 1286 state = sw_usual; |
| 1287 | |
| 577 | 1288 if (ch >= '0' && ch <= '9') { |
| 1289 ch = (u_char) ((decoded << 4) + ch - '0'); | |
| 1290 | |
| 1593 | 1291 if (type & NGX_UNESCAPE_REDIRECT) { |
| 601 | 1292 if (ch > '%' && ch < 0x7f) { |
| 1293 *d++ = ch; | |
| 1294 break; | |
| 1295 } | |
| 1296 | |
| 1297 *d++ = '%'; *d++ = *(s - 2); *d++ = *(s - 1); | |
| 1298 | |
| 577 | 1299 break; |
| 1300 } | |
| 1301 | |
| 601 | 1302 *d++ = ch; |
| 577 | 1303 |
| 1304 break; | |
| 1305 } | |
| 1306 | |
| 1307 c = (u_char) (ch | 0x20); | |
| 1308 if (c >= 'a' && c <= 'f') { | |
| 1309 ch = (u_char) ((decoded << 4) + c - 'a' + 10); | |
| 1310 | |
| 1593 | 1311 if (type & NGX_UNESCAPE_URI) { |
| 1312 if (ch == '?') { | |
| 1313 *d++ = ch; | |
| 1314 goto done; | |
| 1315 } | |
| 1316 | |
| 1317 *d++ = ch; | |
| 1318 break; | |
| 1319 } | |
| 1320 | |
| 1321 if (type & NGX_UNESCAPE_REDIRECT) { | |
| 601 | 1322 if (ch == '?') { |
| 1323 *d++ = ch; | |
| 1324 goto done; | |
| 1325 } | |
| 577 | 1326 |
| 601 | 1327 if (ch > '%' && ch < 0x7f) { |
| 1328 *d++ = ch; | |
| 1329 break; | |
| 1330 } | |
| 1331 | |
| 1332 *d++ = '%'; *d++ = *(s - 2); *d++ = *(s - 1); | |
| 577 | 1333 break; |
| 1334 } | |
| 1335 | |
| 601 | 1336 *d++ = ch; |
| 577 | 1337 |
| 1338 break; | |
| 1339 } | |
| 1340 | |
| 589 | 1341 /* the invalid quoted character */ |
| 577 | 1342 |
| 1343 break; | |
| 1344 } | |
| 1345 } | |
| 1346 | |
| 1347 done: | |
| 1348 | |
| 1349 *dst = d; | |
| 1350 *src = s; | |
| 1351 } | |
| 583 | 1352 |
| 1353 | |
| 1544 | 1354 uintptr_t |
| 1355 ngx_escape_html(u_char *dst, u_char *src, size_t size) | |
| 1356 { | |
| 1357 u_char ch; | |
| 1358 ngx_uint_t i, len; | |
| 1359 | |
| 1360 if (dst == NULL) { | |
| 1361 | |
| 1362 len = 0; | |
| 1363 | |
| 1364 for (i = 0; i < size; i++) { | |
| 1365 switch (*src++) { | |
| 1366 | |
| 1367 case '<': | |
| 1368 len += sizeof("<") - 2; | |
|
1560
25ee6eee7573
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1552
diff
changeset
|
1369 break; |
| 1544 | 1370 |
| 1371 case '>': | |
| 1372 len += sizeof(">") - 2; | |
|
1560
25ee6eee7573
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1552
diff
changeset
|
1373 break; |
| 1544 | 1374 |
| 1375 case '&': | |
| 1376 len += sizeof("&") - 2; | |
|
1560
25ee6eee7573
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1552
diff
changeset
|
1377 break; |
| 1544 | 1378 |
| 1379 default: | |
| 1380 break; | |
| 1381 } | |
| 1382 } | |
| 1383 | |
| 1384 return (uintptr_t) len; | |
| 1385 } | |
| 1386 | |
| 1387 for (i = 0; i < size; i++) { | |
| 1388 ch = *src++; | |
| 1389 | |
| 1390 switch (ch) { | |
| 1391 | |
| 1392 case '<': | |
| 1393 *dst++ = '&'; *dst++ = 'l'; *dst++ = 't'; *dst++ = ';'; | |
| 1394 break; | |
| 1395 | |
| 1396 case '>': | |
| 1397 *dst++ = '&'; *dst++ = 'g'; *dst++ = 't'; *dst++ = ';'; | |
| 1398 break; | |
| 1399 | |
| 1400 case '&': | |
| 1401 *dst++ = '&'; *dst++ = 'a'; *dst++ = 'm'; *dst++ = 'p'; | |
| 1402 *dst++ = ';'; | |
| 1403 break; | |
| 1404 | |
| 1405 default: | |
| 1406 *dst++ = ch; | |
| 1407 break; | |
| 1408 } | |
| 1409 } | |
| 1410 | |
| 1411 return (uintptr_t) dst; | |
| 1412 } | |
| 1413 | |
| 1414 | |
| 1208 | 1415 /* ngx_sort() is implemented as insertion sort because we need stable sort */ |
| 1416 | |
| 1417 void | |
| 1418 ngx_sort(void *base, size_t n, size_t size, | |
| 1419 int (*cmp)(const void *, const void *)) | |
| 1420 { | |
| 1421 u_char *p1, *p2; | |
| 1422 u_char buf[256]; | |
| 1423 | |
| 1424 for (p1 = (u_char *) base + size; | |
| 1425 p1 < (u_char *) base + n * size; | |
| 1426 p1 += size) | |
| 1427 { | |
| 1428 ngx_memcpy(buf, p1, size); | |
| 1429 | |
| 1430 for (p2 = p1; | |
| 1431 p2 > (u_char *) base && cmp(p2 - size, buf) > 0; | |
| 1432 p2 -= size) | |
| 1433 { | |
| 1434 ngx_memcpy(p2, p2 - size, size); | |
| 1435 } | |
| 1436 | |
| 1437 ngx_memcpy(p2, buf, size); | |
| 1438 } | |
| 1439 } | |
| 1440 | |
| 1441 | |
| 583 | 1442 #if (NGX_MEMCPY_LIMIT) |
| 1443 | |
| 1444 void * | |
| 1445 ngx_memcpy(void *dst, void *src, size_t n) | |
| 1446 { | |
| 1447 if (n > NGX_MEMCPY_LIMIT) { | |
| 1448 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, "memcpy %uz bytes", n); | |
| 1449 ngx_debug_point(); | |
| 1450 } | |
| 1451 | |
| 1452 return memcpy(dst, src, n); | |
| 1453 } | |
| 1454 | |
| 1455 #endif |