Mercurial > hg > nginx
annotate src/core/ngx_string.c @ 1406:03341711f9a2
use %v for ngx_variable_value_t in ngx_sprintf(),
this fixes nginx on FreeBSD/sparc64
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Mon, 20 Aug 2007 09:57:19 +0000 |
| parents | fdd064faf26a |
| children | 22629796df09 d5db0e96bcc6 |
| rev | line source |
|---|---|
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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6 |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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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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20 |
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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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27 |
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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 /* |
|
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|
445 * We use ngx_strcasecmp()/ngx_strncasecmp() for 7-bit ASCII string only, |
|
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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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changeset
|
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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changeset
|
475 |
|
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changeset
|
476 |
|
db7c468c447d
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parents:
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changeset
|
477 ngx_int_t |
|
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|
478 ngx_strncasecmp(u_char *s1, u_char *s2, size_t n) |
|
db7c468c447d
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|
479 { |
|
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changeset
|
480 ngx_uint_t c1, c2; |
|
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changeset
|
481 |
|
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|
482 while (n) { |
|
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changeset
|
483 c1 = (ngx_uint_t) *s1++; |
|
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changeset
|
484 c2 = (ngx_uint_t) *s2++; |
|
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changeset
|
485 |
|
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changeset
|
486 c1 = (c1 >= 'A' && c1 <= 'Z') ? (c1 | 0x20) : c1; |
|
db7c468c447d
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changeset
|
487 c2 = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2; |
|
db7c468c447d
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changeset
|
488 |
|
db7c468c447d
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changeset
|
489 if (c1 == c2) { |
|
db7c468c447d
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changeset
|
490 |
|
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changeset
|
491 if (c1) { |
|
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changeset
|
492 n--; |
|
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changeset
|
493 continue; |
|
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|
494 } |
|
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changeset
|
495 |
|
db7c468c447d
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|
496 return 0; |
|
db7c468c447d
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changeset
|
497 } |
|
db7c468c447d
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changeset
|
498 |
|
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
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changeset
|
499 return c1 - c2; |
|
db7c468c447d
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changeset
|
500 } |
|
db7c468c447d
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changeset
|
501 |
|
db7c468c447d
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|
502 return 0; |
|
db7c468c447d
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changeset
|
503 } |
|
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
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parents:
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changeset
|
504 |
|
db7c468c447d
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changeset
|
505 |
| 493 | 506 ngx_int_t |
| 507 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
|
508 { |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
509 if (n == 0) { |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
510 return 0; |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
511 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
512 |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
513 n--; |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
514 |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
515 for ( ;; ) { |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
516 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
|
517 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
|
518 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
519 |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
520 if (n == 0) { |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
521 return 0; |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
522 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
523 |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
524 n--; |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
525 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
526 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
527 |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
528 |
| 493 | 529 ngx_int_t |
| 530 ngx_rstrncasecmp(u_char *s1, u_char *s2, size_t n) | |
| 455 | 531 { |
| 532 u_char c1, c2; | |
| 533 | |
| 534 if (n == 0) { | |
| 535 return 0; | |
| 536 } | |
| 537 | |
| 538 n--; | |
| 539 | |
| 540 for ( ;; ) { | |
| 541 c1 = s1[n]; | |
| 542 if (c1 >= 'a' && c1 <= 'z') { | |
| 543 c1 -= 'a' - 'A'; | |
| 544 } | |
| 545 | |
| 546 c2 = s2[n]; | |
| 547 if (c2 >= 'a' && c2 <= 'z') { | |
| 548 c2 -= 'a' - 'A'; | |
| 549 } | |
| 550 | |
| 551 if (c1 != c2) { | |
| 552 return c1 - c2; | |
| 553 } | |
| 554 | |
| 555 if (n == 0) { | |
| 556 return 0; | |
| 557 } | |
| 558 | |
| 559 n--; | |
| 560 } | |
| 561 } | |
| 562 | |
| 563 | |
| 493 | 564 ngx_int_t |
|
1029
ce08bc4cb97b
ngx_strn2cmp() > ngx_memn2cmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1024
diff
changeset
|
565 ngx_memn2cmp(u_char *s1, u_char *s2, size_t n1, size_t n2) |
| 1024 | 566 { |
| 567 size_t n; | |
| 568 ngx_int_t m, z; | |
| 569 | |
| 570 if (n1 <= n2) { | |
| 571 n = n1; | |
| 572 z = -1; | |
| 573 | |
| 574 } else { | |
| 575 n = n2; | |
| 576 z = 1; | |
| 577 } | |
| 578 | |
|
1029
ce08bc4cb97b
ngx_strn2cmp() > ngx_memn2cmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1024
diff
changeset
|
579 m = ngx_memcmp(s1, s2, n); |
| 1024 | 580 |
| 581 if (m || n1 == n2) { | |
| 582 return m; | |
| 583 } | |
| 584 | |
| 585 return z; | |
| 586 } | |
| 587 | |
| 588 | |
| 589 ngx_int_t | |
| 493 | 590 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
|
591 { |
|
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
592 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
|
593 |
|
84
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
594 if (n == 0) { |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
595 return NGX_ERROR; |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
596 } |
|
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
597 |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
598 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
|
599 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
|
600 return NGX_ERROR; |
|
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
601 } |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
602 |
|
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
603 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
|
604 } |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
605 |
|
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
606 if (value < 0) { |
|
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
607 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
|
608 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
609 } else { |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
610 return value; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
611 } |
|
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 |
| 501 | 615 ssize_t |
| 616 ngx_atosz(u_char *line, size_t n) | |
| 617 { | |
| 618 ssize_t value; | |
| 619 | |
| 620 if (n == 0) { | |
| 621 return NGX_ERROR; | |
| 622 } | |
| 623 | |
| 624 for (value = 0; n--; line++) { | |
| 625 if (*line < '0' || *line > '9') { | |
| 626 return NGX_ERROR; | |
| 627 } | |
| 628 | |
| 629 value = value * 10 + (*line - '0'); | |
| 630 } | |
| 631 | |
| 632 if (value < 0) { | |
| 633 return NGX_ERROR; | |
| 634 | |
| 635 } else { | |
| 636 return value; | |
| 637 } | |
| 638 } | |
| 639 | |
| 640 | |
| 641 off_t | |
| 642 ngx_atoof(u_char *line, size_t n) | |
| 643 { | |
| 644 off_t value; | |
| 645 | |
| 646 if (n == 0) { | |
| 647 return NGX_ERROR; | |
| 648 } | |
| 649 | |
| 650 for (value = 0; n--; line++) { | |
| 651 if (*line < '0' || *line > '9') { | |
| 652 return NGX_ERROR; | |
| 653 } | |
| 654 | |
| 655 value = value * 10 + (*line - '0'); | |
| 656 } | |
| 657 | |
| 658 if (value < 0) { | |
| 659 return NGX_ERROR; | |
| 660 | |
| 661 } else { | |
| 662 return value; | |
| 663 } | |
| 664 } | |
| 665 | |
| 666 | |
| 667 time_t | |
| 668 ngx_atotm(u_char *line, size_t n) | |
| 669 { | |
| 670 time_t value; | |
| 671 | |
| 672 if (n == 0) { | |
| 673 return NGX_ERROR; | |
| 674 } | |
| 675 | |
| 676 for (value = 0; n--; line++) { | |
| 677 if (*line < '0' || *line > '9') { | |
| 678 return NGX_ERROR; | |
| 679 } | |
| 680 | |
| 681 value = value * 10 + (*line - '0'); | |
| 682 } | |
| 683 | |
| 684 if (value < 0) { | |
| 685 return NGX_ERROR; | |
| 686 | |
| 687 } else { | |
| 688 return value; | |
| 689 } | |
| 690 } | |
| 691 | |
| 692 | |
| 493 | 693 ngx_int_t |
| 694 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
|
695 { |
| 783 | 696 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
|
697 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
|
698 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
699 if (n == 0) { |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
700 return NGX_ERROR; |
|
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 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
|
704 ch = *line; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
705 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
706 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
|
707 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
|
708 continue; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
709 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
710 |
| 783 | 711 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
|
712 |
| 783 | 713 if (c >= 'a' && c <= 'f') { |
| 714 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
|
715 continue; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
716 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
717 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
718 return NGX_ERROR; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
719 } |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
720 |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
721 if (value < 0) { |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
722 return NGX_ERROR; |
|
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
723 |
|
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
724 } else { |
|
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
725 return value; |
|
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
726 } |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
727 } |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
728 |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
729 |
| 493 | 730 void |
| 731 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
|
732 { |
|
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
733 int i; |
|
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
734 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
|
735 |
|
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
736 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
|
737 *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
|
738 *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
|
739 } |
|
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
740 |
|
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
741 *text = '\0'; |
|
174
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
742 } |
|
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
743 |
|
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
744 |
| 493 | 745 void |
| 746 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
|
747 { |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
748 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
|
749 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
|
750 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
|
751 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
752 |
|
409
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
753 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
|
754 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
|
755 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
|
756 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
757 while (len > 2) { |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
758 *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
|
759 *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
|
760 *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
|
761 *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
|
762 |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
763 s += 3; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
764 len -= 3; |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
765 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
766 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
767 if (len) { |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
768 *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
|
769 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
770 if (len == 1) { |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
771 *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
|
772 *d++ = '='; |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
773 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
774 } else { |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
775 *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
|
776 *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
|
777 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
778 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
779 *d++ = '='; |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
780 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
781 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
782 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
|
783 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
784 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
785 |
| 493 | 786 ngx_int_t |
| 787 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
|
788 { |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
789 size_t len; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
790 u_char *d, *s; |
| 827 | 791 static u_char basis64[] = { |
| 792 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 793 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 794 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 62, 77, 77, 77, 63, | |
| 795 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 77, 77, 77, 77, 77, 77, | |
| 796 77, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, | |
| 797 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 77, 77, 77, 77, 77, | |
| 798 77, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, | |
| 799 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
|
800 |
| 827 | 801 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
| 802 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 803 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 804 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 805 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 806 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 807 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
| 808 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77 | |
| 809 }; | |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
810 |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
811 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
|
812 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
|
813 break; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
814 } |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
815 |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
816 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
|
817 return NGX_ERROR; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
818 } |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
819 } |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
820 |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
821 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
|
822 return NGX_ERROR; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
823 } |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
824 |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
825 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
|
826 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
|
827 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
828 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
|
829 *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
|
830 *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
|
831 *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
|
832 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
833 s += 4; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
834 len -= 4; |
|
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
835 } |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
836 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
837 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
|
838 *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
|
839 } |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
840 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
841 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
|
842 *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
|
843 } |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
844 |
|
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
845 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
|
846 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
847 return NGX_OK; |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
848 } |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
849 |
|
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
850 |
| 657 | 851 /* |
| 852 * ngx_utf_decode() decodes two and more bytes UTF sequences only | |
| 853 * the return values: | |
| 854 * 0x80 - 0x10ffff valid character | |
| 855 * 0x10ffff - 0xfffffffd invalid sequence | |
| 856 * 0xfffffffe incomplete sequence | |
| 857 * 0xffffffff error | |
| 858 */ | |
| 859 | |
| 860 uint32_t | |
| 861 ngx_utf_decode(u_char **p, size_t n) | |
| 862 { | |
| 863 size_t len; | |
| 864 uint32_t u, i, valid; | |
| 865 | |
| 866 u = **p; | |
| 867 | |
| 868 if (u > 0xf0) { | |
| 869 | |
| 870 u &= 0x07; | |
| 871 valid = 0xffff; | |
| 872 len = 3; | |
| 873 | |
| 874 } else if (u > 0xe0) { | |
| 875 | |
| 876 u &= 0x0f; | |
| 877 valid = 0x7ff; | |
| 878 len = 2; | |
| 879 | |
| 880 } else if (u > 0xc0) { | |
| 881 | |
| 882 u &= 0x1f; | |
| 883 valid = 0x7f; | |
| 884 len = 1; | |
| 885 | |
| 886 } else { | |
| 887 (*p)++; | |
| 888 return 0xffffffff; | |
| 889 } | |
| 890 | |
| 891 if (n - 1 < len) { | |
| 892 return 0xfffffffe; | |
| 893 } | |
| 894 | |
| 895 (*p)++; | |
| 896 | |
| 897 while (len) { | |
| 898 i = *(*p)++; | |
| 899 | |
| 900 if (i < 0x80) { | |
| 901 return 0xffffffff; | |
| 902 } | |
| 903 | |
| 904 u = (u << 6) | (i & 0x3f); | |
| 905 | |
| 906 len--; | |
| 907 } | |
| 908 | |
| 909 if (u > valid) { | |
| 910 return u; | |
| 911 } | |
| 912 | |
| 913 return 0xffffffff; | |
| 914 } | |
| 915 | |
| 916 | |
| 523 | 917 size_t |
| 657 | 918 ngx_utf_length(u_char *p, size_t n) |
| 523 | 919 { |
| 920 u_char c; | |
| 921 size_t len; | |
| 922 ngx_uint_t i; | |
| 923 | |
| 657 | 924 for (len = 0, i = 0; i < n; len++, i++) { |
| 523 | 925 |
| 657 | 926 c = p[i]; |
| 523 | 927 |
| 928 if (c < 0x80) { | |
| 929 continue; | |
| 930 } | |
| 931 | |
| 527 | 932 if (c >= 0xc0) { |
| 933 for (c <<= 1; c & 0x80; c <<= 1) { | |
| 934 i++; | |
| 935 } | |
| 936 | |
| 937 continue; | |
| 523 | 938 } |
| 939 | |
| 527 | 940 /* invalid utf */ |
| 941 | |
| 657 | 942 return n; |
| 523 | 943 } |
| 944 | |
| 945 return len; | |
| 946 } | |
| 947 | |
| 948 | |
| 527 | 949 u_char * |
| 950 ngx_utf_cpystrn(u_char *dst, u_char *src, size_t n) | |
| 951 { | |
| 952 u_char c; | |
| 953 | |
| 954 if (n == 0) { | |
| 955 return dst; | |
| 956 } | |
| 957 | |
| 958 for ( /* void */ ; --n; dst++, src++) { | |
| 959 | |
| 960 c = *src; | |
| 961 *dst = c; | |
| 962 | |
| 963 if (c < 0x80) { | |
| 964 if (*dst != '\0') { | |
| 965 continue; | |
| 966 } | |
| 967 | |
| 968 return dst; | |
| 969 } | |
| 970 | |
| 971 if (c >= 0xc0) { | |
| 972 for (c <<= 1; c & 0x80; c <<= 1) { | |
| 973 *++dst = *++src; | |
| 974 } | |
| 975 | |
| 976 continue; | |
| 977 } | |
| 978 | |
| 979 /* invalid utf */ | |
| 980 } | |
| 981 | |
| 982 *dst = '\0'; | |
| 983 | |
| 984 return dst; | |
| 985 } | |
| 986 | |
| 987 | |
| 493 | 988 uintptr_t |
| 989 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
|
990 { |
| 827 | 991 ngx_uint_t i, n; |
| 992 uint32_t *escape; | |
| 993 static u_char hex[] = "0123456789abcdef"; | |
| 461 | 994 |
| 827 | 995 /* " ", "#", "%", "?", %00-%1F, %7F-%FF */ |
| 485 | 996 |
| 827 | 997 static uint32_t uri[] = { |
| 998 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
|
999 |
| 827 | 1000 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
| 1001 0x80000029, /* 1000 0000 0000 0000 0000 0000 0010 1001 */ | |
| 1002 | |
| 1003 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
| 1004 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 452 | 1005 |
| 827 | 1006 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
| 1007 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
|
1008 |
| 827 | 1009 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
| 1010 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1011 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1012 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1013 }; | |
| 452 | 1014 |
| 827 | 1015 /* " ", "#", "%", "+", "?", %00-%1F, %7F-%FF */ |
| 485 | 1016 |
| 827 | 1017 static uint32_t args[] = { |
| 1018 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1019 | |
| 1020 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ | |
| 1021 0x80000829, /* 1000 0000 0000 0000 0000 1000 0010 1001 */ | |
| 485 | 1022 |
| 827 | 1023 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ |
| 1024 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 485 | 1025 |
| 827 | 1026 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
| 1027 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 485 | 1028 |
| 827 | 1029 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
| 1030 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1031 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1032 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1033 }; | |
| 485 | 1034 |
|
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1035 /* " ", "#", """, "%", "'", %00-%1F, %7F-%FF */ |
| 485 | 1036 |
| 827 | 1037 static uint32_t html[] = { |
| 1038 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 461 | 1039 |
| 827 | 1040 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
| 1297 | 1041 0x000000ad, /* 0000 0000 0000 0000 0000 0000 1010 1101 */ |
| 827 | 1042 |
| 1043 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
| 1044 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 461 | 1045 |
| 827 | 1046 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
| 1047 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ | |
| 461 | 1048 |
| 827 | 1049 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
| 1050 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1051 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1052 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
| 1053 }; | |
| 461 | 1054 |
|
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1055 /* " ", """, "%", "'", %00-%1F, %7F-%FF */ |
| 461 | 1056 |
|
1298
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1057 static uint32_t refresh[] = { |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
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parents:
1297
diff
changeset
|
1058 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
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parents:
1297
diff
changeset
|
1059 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1060 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
|
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1061 0x000000a5, /* 0000 0000 0000 0000 0000 0000 1010 0101 */ |
|
1298
458e041fc902
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parents:
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diff
changeset
|
1062 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
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parents:
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diff
changeset
|
1063 /* _^]\ [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
|
1064 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1065 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1066 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
|
458e041fc902
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Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1067 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ |
|
458e041fc902
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parents:
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diff
changeset
|
1068 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1069 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
|
1070 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
|
1071 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
|
1072 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
|
1073 }; |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1074 |
|
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1075 /* " ", "%", %00-%1F */ |
|
1333
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1076 |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1077 static uint32_t memcached[] = { |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1078 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
|
1079 |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1080 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
|
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1081 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
|
1082 |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1083 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1084 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1085 |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1086 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1087 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
|
1088 |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1089 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
|
1090 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
|
1091 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
|
1092 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
|
1093 }; |
|
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1094 |
|
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1095 /* mail_auth is the same as memcached */ |
|
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
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parents:
1333
diff
changeset
|
1096 |
|
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
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parents:
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diff
changeset
|
1097 static uint32_t *map[] = |
|
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1098 { 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
|
1099 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1100 |
|
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
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parents:
1297
diff
changeset
|
1101 escape = map[type]; |
| 461 | 1102 |
| 452 | 1103 if (dst == NULL) { |
| 1104 | |
| 1105 /* find the number of the characters to be escaped */ | |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
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0
diff
changeset
|
1106 |
| 452 | 1107 n = 0; |
| 1108 | |
| 1109 for (i = 0; i < size; i++) { | |
| 1110 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { | |
| 1111 n++; | |
| 1112 } | |
| 1113 src++; | |
| 1114 } | |
| 1115 | |
| 485 | 1116 return (uintptr_t) n; |
|
69
e43f406e4525
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Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1117 } |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1118 |
| 452 | 1119 for (i = 0; i < size; i++) { |
| 1120 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { | |
| 1121 *dst++ = '%'; | |
| 1122 *dst++ = hex[*src >> 4]; | |
| 1123 *dst++ = hex[*src & 0xf]; | |
| 1124 src++; | |
|
69
e43f406e4525
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Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1125 |
| 452 | 1126 } else { |
| 1127 *dst++ = *src++; | |
| 1128 } | |
|
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1129 } |
|
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1130 |
| 485 | 1131 return (uintptr_t) dst; |
|
69
e43f406e4525
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diff
changeset
|
1132 } |
| 577 | 1133 |
| 1134 | |
| 1135 void | |
| 601 | 1136 ngx_unescape_uri(u_char **dst, u_char **src, size_t size, ngx_uint_t type) |
| 577 | 1137 { |
| 1138 u_char *d, *s, ch, c, decoded; | |
| 1139 enum { | |
| 1140 sw_usual = 0, | |
| 1141 sw_quoted, | |
| 1142 sw_quoted_second | |
| 1143 } state; | |
| 1144 | |
| 1145 d = *dst; | |
| 1146 s = *src; | |
| 1147 | |
| 1148 state = 0; | |
| 1149 decoded = 0; | |
| 1150 | |
| 1151 while (size--) { | |
| 1152 | |
| 1153 ch = *s++; | |
| 1154 | |
| 1155 switch (state) { | |
| 1156 case sw_usual: | |
| 601 | 1157 if (ch == '?' && type == NGX_UNESCAPE_URI) { |
| 577 | 1158 *d++ = ch; |
| 1159 goto done; | |
| 1160 } | |
| 1161 | |
| 1162 if (ch == '%') { | |
| 1163 state = sw_quoted; | |
| 1164 break; | |
| 1165 } | |
| 1166 | |
| 1167 *d++ = ch; | |
| 1168 break; | |
| 1169 | |
| 1170 case sw_quoted: | |
| 1171 | |
| 1172 if (ch >= '0' && ch <= '9') { | |
| 1173 decoded = (u_char) (ch - '0'); | |
| 1174 state = sw_quoted_second; | |
| 1175 break; | |
| 1176 } | |
| 1177 | |
| 1178 c = (u_char) (ch | 0x20); | |
| 1179 if (c >= 'a' && c <= 'f') { | |
| 1180 decoded = (u_char) (c - 'a' + 10); | |
| 1181 state = sw_quoted_second; | |
| 1182 break; | |
| 1183 } | |
| 1184 | |
| 589 | 1185 /* the invalid quoted character */ |
| 577 | 1186 |
| 589 | 1187 state = sw_usual; |
| 1188 | |
| 1189 *d++ = ch; | |
| 577 | 1190 |
| 1191 break; | |
| 1192 | |
| 1193 case sw_quoted_second: | |
| 1194 | |
| 589 | 1195 state = sw_usual; |
| 1196 | |
| 577 | 1197 if (ch >= '0' && ch <= '9') { |
| 1198 ch = (u_char) ((decoded << 4) + ch - '0'); | |
| 1199 | |
| 601 | 1200 if (type == NGX_UNESCAPE_URI) { |
| 1201 if (ch > '%' && ch < 0x7f) { | |
| 1202 *d++ = ch; | |
| 1203 break; | |
| 1204 } | |
| 1205 | |
| 1206 *d++ = '%'; *d++ = *(s - 2); *d++ = *(s - 1); | |
| 1207 | |
| 577 | 1208 break; |
| 1209 } | |
| 1210 | |
| 601 | 1211 *d++ = ch; |
| 577 | 1212 |
| 1213 break; | |
| 1214 } | |
| 1215 | |
| 1216 c = (u_char) (ch | 0x20); | |
| 1217 if (c >= 'a' && c <= 'f') { | |
| 1218 ch = (u_char) ((decoded << 4) + c - 'a' + 10); | |
| 1219 | |
| 601 | 1220 if (type == NGX_UNESCAPE_URI) { |
| 1221 if (ch == '?') { | |
| 1222 *d++ = ch; | |
| 1223 goto done; | |
| 1224 } | |
| 577 | 1225 |
| 601 | 1226 if (ch > '%' && ch < 0x7f) { |
| 1227 *d++ = ch; | |
| 1228 break; | |
| 1229 } | |
| 1230 | |
| 1231 *d++ = '%'; *d++ = *(s - 2); *d++ = *(s - 1); | |
| 577 | 1232 break; |
| 1233 } | |
| 1234 | |
| 601 | 1235 *d++ = ch; |
| 577 | 1236 |
| 1237 break; | |
| 1238 } | |
| 1239 | |
| 589 | 1240 /* the invalid quoted character */ |
| 577 | 1241 |
| 1242 break; | |
| 1243 } | |
| 1244 } | |
| 1245 | |
| 1246 done: | |
| 1247 | |
| 1248 *dst = d; | |
| 1249 *src = s; | |
| 1250 } | |
| 583 | 1251 |
| 1252 | |
| 1208 | 1253 /* ngx_sort() is implemented as insertion sort because we need stable sort */ |
| 1254 | |
| 1255 void | |
| 1256 ngx_sort(void *base, size_t n, size_t size, | |
| 1257 int (*cmp)(const void *, const void *)) | |
| 1258 { | |
| 1259 u_char *p1, *p2; | |
| 1260 u_char buf[256]; | |
| 1261 | |
| 1262 for (p1 = (u_char *) base + size; | |
| 1263 p1 < (u_char *) base + n * size; | |
| 1264 p1 += size) | |
| 1265 { | |
| 1266 ngx_memcpy(buf, p1, size); | |
| 1267 | |
| 1268 for (p2 = p1; | |
| 1269 p2 > (u_char *) base && cmp(p2 - size, buf) > 0; | |
| 1270 p2 -= size) | |
| 1271 { | |
| 1272 ngx_memcpy(p2, p2 - size, size); | |
| 1273 } | |
| 1274 | |
| 1275 ngx_memcpy(p2, buf, size); | |
| 1276 } | |
| 1277 } | |
| 1278 | |
| 1279 | |
| 583 | 1280 #if (NGX_MEMCPY_LIMIT) |
| 1281 | |
| 1282 void * | |
| 1283 ngx_memcpy(void *dst, void *src, size_t n) | |
| 1284 { | |
| 1285 if (n > NGX_MEMCPY_LIMIT) { | |
| 1286 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, "memcpy %uz bytes", n); | |
| 1287 ngx_debug_point(); | |
| 1288 } | |
| 1289 | |
| 1290 return memcpy(dst, src, n); | |
| 1291 } | |
| 1292 | |
| 1293 #endif |