Mercurial > hg > nginx
annotate src/core/ngx_string.c @ 5432:c52a761a2029
Gzip, gunzip: flush pending data when incoming chain is NULL.
author | Yichun Zhang <agentzh@gmail.com> |
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date | Mon, 28 Oct 2013 15:01:36 -0700 |
parents | 72e31d88defa |
children | a602e1006579 |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
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5 */ |
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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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11 |
2293 | 12 static u_char *ngx_sprintf_num(u_char *buf, u_char *last, uint64_t ui64, |
13 u_char zero, ngx_uint_t hexadecimal, ngx_uint_t width); | |
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14 static ngx_int_t ngx_decode_base64_internal(ngx_str_t *dst, ngx_str_t *src, |
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15 const u_char *basis); |
2293 | 16 |
17 | |
2135 | 18 void |
19 ngx_strlow(u_char *dst, u_char *src, size_t n) | |
20 { | |
3275 | 21 while (n) { |
2135 | 22 *dst = ngx_tolower(*src); |
23 dst++; | |
24 src++; | |
3275 | 25 n--; |
2135 | 26 } |
27 } | |
28 | |
29 | |
493 | 30 u_char * |
31 ngx_cpystrn(u_char *dst, u_char *src, size_t n) | |
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32 { |
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33 if (n == 0) { |
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34 return dst; |
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35 } |
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36 |
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37 while (--n) { |
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38 *dst = *src; |
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39 |
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40 if (*dst == '\0') { |
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41 return dst; |
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42 } |
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43 |
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44 dst++; |
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45 src++; |
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46 } |
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47 |
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48 *dst = '\0'; |
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49 |
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50 return dst; |
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51 } |
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52 |
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53 |
493 | 54 u_char * |
55 ngx_pstrdup(ngx_pool_t *pool, ngx_str_t *src) | |
485 | 56 { |
57 u_char *dst; | |
58 | |
2049 | 59 dst = ngx_pnalloc(pool, src->len); |
501 | 60 if (dst == NULL) { |
485 | 61 return NULL; |
62 } | |
63 | |
64 ngx_memcpy(dst, src->data, src->len); | |
65 | |
66 return dst; | |
67 } | |
68 | |
69 | |
455 | 70 /* |
71 * supported formats: | |
473 | 72 * %[0][width][x][X]O off_t |
461 | 73 * %[0][width]T time_t |
74 * %[0][width][u][x|X]z ssize_t/size_t | |
75 * %[0][width][u][x|X]d int/u_int | |
76 * %[0][width][u][x|X]l long | |
77 * %[0][width|m][u][x|X]i ngx_int_t/ngx_uint_t | |
78 * %[0][width][u][x|X]D int32_t/uint32_t | |
79 * %[0][width][u][x|X]L int64_t/uint64_t | |
495 | 80 * %[0][width|m][u][x|X]A ngx_atomic_int_t/ngx_atomic_uint_t |
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81 * %[0][width][.width]f double, max valid number fits to %18.15f |
461 | 82 * %P ngx_pid_t |
557 | 83 * %M ngx_msec_t |
461 | 84 * %r rlim_t |
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85 * %p void * |
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86 * %V ngx_str_t * |
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87 * %v ngx_variable_value_t * |
461 | 88 * %s null-terminated string |
1773 | 89 * %*s length and string |
461 | 90 * %Z '\0' |
525 | 91 * %N '\n' |
461 | 92 * %c char |
93 * %% % | |
455 | 94 * |
461 | 95 * reserved: |
96 * %t ptrdiff_t | |
3046 | 97 * %S null-terminated wchar string |
461 | 98 * %C wchar |
455 | 99 */ |
100 | |
461 | 101 |
503 | 102 u_char * ngx_cdecl |
493 | 103 ngx_sprintf(u_char *buf, const char *fmt, ...) |
461 | 104 { |
105 u_char *p; | |
106 va_list args; | |
107 | |
108 va_start(args, fmt); | |
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109 p = ngx_vslprintf(buf, (void *) -1, fmt, args); |
461 | 110 va_end(args); |
111 | |
112 return p; | |
113 } | |
114 | |
115 | |
503 | 116 u_char * ngx_cdecl |
493 | 117 ngx_snprintf(u_char *buf, size_t max, const char *fmt, ...) |
455 | 118 { |
461 | 119 u_char *p; |
120 va_list args; | |
121 | |
122 va_start(args, fmt); | |
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123 p = ngx_vslprintf(buf, buf + max, fmt, args); |
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124 va_end(args); |
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125 |
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126 return p; |
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127 } |
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128 |
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129 |
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130 u_char * ngx_cdecl |
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131 ngx_slprintf(u_char *buf, u_char *last, const char *fmt, ...) |
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132 { |
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133 u_char *p; |
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134 va_list args; |
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135 |
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136 va_start(args, fmt); |
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137 p = ngx_vslprintf(buf, last, fmt, args); |
461 | 138 va_end(args); |
139 | |
140 return p; | |
141 } | |
142 | |
455 | 143 |
493 | 144 u_char * |
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145 ngx_vslprintf(u_char *buf, u_char *last, const char *fmt, va_list args) |
461 | 146 { |
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147 u_char *p, zero; |
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148 int d; |
4604 | 149 double f; |
1773 | 150 size_t len, slen; |
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151 int64_t i64; |
4604 | 152 uint64_t ui64, frac; |
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153 ngx_msec_t ms; |
4604 | 154 ngx_uint_t width, sign, hex, max_width, frac_width, scale, n; |
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155 ngx_str_t *v; |
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156 ngx_variable_value_t *vv; |
455 | 157 |
461 | 158 while (*fmt && buf < last) { |
159 | |
160 /* | |
161 * "buf < last" means that we could copy at least one character: | |
162 * the plain character, "%%", "%c", and minus without the checking | |
163 */ | |
164 | |
455 | 165 if (*fmt == '%') { |
166 | |
461 | 167 i64 = 0; |
168 ui64 = 0; | |
169 | |
170 zero = (u_char) ((*++fmt == '0') ? '0' : ' '); | |
455 | 171 width = 0; |
172 sign = 1; | |
2293 | 173 hex = 0; |
493 | 174 max_width = 0; |
2293 | 175 frac_width = 0; |
1863 | 176 slen = (size_t) -1; |
455 | 177 |
178 while (*fmt >= '0' && *fmt <= '9') { | |
179 width = width * 10 + *fmt++ - '0'; | |
180 } | |
181 | |
182 | |
183 for ( ;; ) { | |
184 switch (*fmt) { | |
185 | |
186 case 'u': | |
187 sign = 0; | |
188 fmt++; | |
189 continue; | |
190 | |
467 | 191 case 'm': |
493 | 192 max_width = 1; |
467 | 193 fmt++; |
194 continue; | |
195 | |
461 | 196 case 'X': |
2293 | 197 hex = 2; |
461 | 198 sign = 0; |
199 fmt++; | |
200 continue; | |
201 | |
455 | 202 case 'x': |
2293 | 203 hex = 1; |
461 | 204 sign = 0; |
455 | 205 fmt++; |
206 continue; | |
207 | |
2293 | 208 case '.': |
209 fmt++; | |
210 | |
211 while (*fmt >= '0' && *fmt <= '9') { | |
212 frac_width = frac_width * 10 + *fmt++ - '0'; | |
213 } | |
214 | |
215 break; | |
216 | |
1773 | 217 case '*': |
1866 | 218 slen = va_arg(args, size_t); |
1773 | 219 fmt++; |
220 continue; | |
221 | |
455 | 222 default: |
223 break; | |
224 } | |
225 | |
226 break; | |
227 } | |
228 | |
229 | |
230 switch (*fmt) { | |
231 | |
461 | 232 case 'V': |
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233 v = va_arg(args, ngx_str_t *); |
455 | 234 |
3515 | 235 len = ngx_min(((size_t) (last - buf)), v->len); |
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236 buf = ngx_cpymem(buf, v->data, len); |
461 | 237 fmt++; |
455 | 238 |
461 | 239 continue; |
455 | 240 |
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241 case 'v': |
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242 vv = va_arg(args, ngx_variable_value_t *); |
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243 |
3515 | 244 len = ngx_min(((size_t) (last - buf)), vv->len); |
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245 buf = ngx_cpymem(buf, vv->data, len); |
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246 fmt++; |
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247 |
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248 continue; |
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249 |
455 | 250 case 's': |
461 | 251 p = va_arg(args, u_char *); |
455 | 252 |
1863 | 253 if (slen == (size_t) -1) { |
1773 | 254 while (*p && buf < last) { |
255 *buf++ = *p++; | |
256 } | |
257 | |
258 } else { | |
3515 | 259 len = ngx_min(((size_t) (last - buf)), slen); |
1867 | 260 buf = ngx_cpymem(buf, p, len); |
455 | 261 } |
1773 | 262 |
455 | 263 fmt++; |
264 | |
265 continue; | |
266 | |
461 | 267 case 'O': |
268 i64 = (int64_t) va_arg(args, off_t); | |
269 sign = 1; | |
270 break; | |
271 | |
272 case 'P': | |
273 i64 = (int64_t) va_arg(args, ngx_pid_t); | |
274 sign = 1; | |
275 break; | |
276 | |
277 case 'T': | |
278 i64 = (int64_t) va_arg(args, time_t); | |
279 sign = 1; | |
280 break; | |
281 | |
557 | 282 case 'M': |
561 | 283 ms = (ngx_msec_t) va_arg(args, ngx_msec_t); |
284 if ((ngx_msec_int_t) ms == -1) { | |
285 sign = 1; | |
286 i64 = -1; | |
287 } else { | |
288 sign = 0; | |
289 ui64 = (uint64_t) ms; | |
290 } | |
557 | 291 break; |
292 | |
461 | 293 case 'z': |
294 if (sign) { | |
295 i64 = (int64_t) va_arg(args, ssize_t); | |
296 } else { | |
297 ui64 = (uint64_t) va_arg(args, size_t); | |
298 } | |
299 break; | |
300 | |
301 case 'i': | |
302 if (sign) { | |
303 i64 = (int64_t) va_arg(args, ngx_int_t); | |
304 } else { | |
305 ui64 = (uint64_t) va_arg(args, ngx_uint_t); | |
306 } | |
493 | 307 |
308 if (max_width) { | |
309 width = NGX_INT_T_LEN; | |
310 } | |
311 | |
461 | 312 break; |
313 | |
314 case 'd': | |
315 if (sign) { | |
316 i64 = (int64_t) va_arg(args, int); | |
317 } else { | |
318 ui64 = (uint64_t) va_arg(args, u_int); | |
319 } | |
320 break; | |
321 | |
322 case 'l': | |
323 if (sign) { | |
324 i64 = (int64_t) va_arg(args, long); | |
325 } else { | |
326 ui64 = (uint64_t) va_arg(args, u_long); | |
327 } | |
328 break; | |
329 | |
330 case 'D': | |
331 if (sign) { | |
332 i64 = (int64_t) va_arg(args, int32_t); | |
333 } else { | |
334 ui64 = (uint64_t) va_arg(args, uint32_t); | |
335 } | |
336 break; | |
337 | |
338 case 'L': | |
339 if (sign) { | |
340 i64 = va_arg(args, int64_t); | |
341 } else { | |
342 ui64 = va_arg(args, uint64_t); | |
343 } | |
344 break; | |
345 | |
493 | 346 case 'A': |
347 if (sign) { | |
348 i64 = (int64_t) va_arg(args, ngx_atomic_int_t); | |
349 } else { | |
495 | 350 ui64 = (uint64_t) va_arg(args, ngx_atomic_uint_t); |
493 | 351 } |
352 | |
353 if (max_width) { | |
354 width = NGX_ATOMIC_T_LEN; | |
355 } | |
356 | |
357 break; | |
358 | |
2293 | 359 case 'f': |
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360 f = va_arg(args, double); |
2293 | 361 |
362 if (f < 0) { | |
363 *buf++ = '-'; | |
364 f = -f; | |
365 } | |
366 | |
367 ui64 = (int64_t) f; | |
4604 | 368 frac = 0; |
369 | |
370 if (frac_width) { | |
371 | |
372 scale = 1; | |
373 for (n = frac_width; n; n--) { | |
374 scale *= 10; | |
375 } | |
376 | |
377 frac = (uint64_t) ((f - (double) ui64) * scale + 0.5); | |
378 | |
379 if (frac == scale) { | |
380 ui64++; | |
381 frac = 0; | |
382 } | |
383 } | |
2293 | 384 |
385 buf = ngx_sprintf_num(buf, last, ui64, zero, 0, width); | |
386 | |
387 if (frac_width) { | |
388 if (buf < last) { | |
389 *buf++ = '.'; | |
390 } | |
391 | |
4604 | 392 buf = ngx_sprintf_num(buf, last, frac, '0', 0, frac_width); |
2293 | 393 } |
394 | |
395 fmt++; | |
396 | |
397 continue; | |
398 | |
461 | 399 #if !(NGX_WIN32) |
400 case 'r': | |
401 i64 = (int64_t) va_arg(args, rlim_t); | |
402 sign = 1; | |
403 break; | |
404 #endif | |
405 | |
406 case 'p': | |
407 ui64 = (uintptr_t) va_arg(args, void *); | |
2293 | 408 hex = 2; |
461 | 409 sign = 0; |
410 zero = '0'; | |
613 | 411 width = NGX_PTR_SIZE * 2; |
461 | 412 break; |
413 | |
457 | 414 case 'c': |
461 | 415 d = va_arg(args, int); |
457 | 416 *buf++ = (u_char) (d & 0xff); |
417 fmt++; | |
418 | |
419 continue; | |
420 | |
461 | 421 case 'Z': |
422 *buf++ = '\0'; | |
423 fmt++; | |
424 | |
425 continue; | |
426 | |
525 | 427 case 'N': |
428 #if (NGX_WIN32) | |
429 *buf++ = CR; | |
430 #endif | |
431 *buf++ = LF; | |
432 fmt++; | |
433 | |
434 continue; | |
435 | |
455 | 436 case '%': |
437 *buf++ = '%'; | |
438 fmt++; | |
439 | |
440 continue; | |
441 | |
442 default: | |
443 *buf++ = *fmt++; | |
444 | |
445 continue; | |
446 } | |
447 | |
461 | 448 if (sign) { |
449 if (i64 < 0) { | |
450 *buf++ = '-'; | |
451 ui64 = (uint64_t) -i64; | |
452 | |
453 } else { | |
454 ui64 = (uint64_t) i64; | |
455 } | |
456 } | |
457 | |
2293 | 458 buf = ngx_sprintf_num(buf, last, ui64, zero, hex, width); |
455 | 459 |
460 fmt++; | |
461 | |
462 } else { | |
463 *buf++ = *fmt++; | |
464 } | |
465 } | |
466 | |
467 return buf; | |
468 } | |
469 | |
470 | |
2293 | 471 static u_char * |
472 ngx_sprintf_num(u_char *buf, u_char *last, uint64_t ui64, u_char zero, | |
473 ngx_uint_t hexadecimal, ngx_uint_t width) | |
474 { | |
475 u_char *p, temp[NGX_INT64_LEN + 1]; | |
476 /* | |
477 * we need temp[NGX_INT64_LEN] only, | |
478 * but icc issues the warning | |
479 */ | |
480 size_t len; | |
481 uint32_t ui32; | |
482 static u_char hex[] = "0123456789abcdef"; | |
483 static u_char HEX[] = "0123456789ABCDEF"; | |
484 | |
485 p = temp + NGX_INT64_LEN; | |
486 | |
487 if (hexadecimal == 0) { | |
488 | |
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489 if (ui64 <= (uint64_t) NGX_MAX_UINT32_VALUE) { |
2293 | 490 |
491 /* | |
492 * To divide 64-bit numbers and to find remainders | |
493 * on the x86 platform gcc and icc call the libc functions | |
494 * [u]divdi3() and [u]moddi3(), they call another function | |
495 * in its turn. On FreeBSD it is the qdivrem() function, | |
496 * its source code is about 170 lines of the code. | |
497 * The glibc counterpart is about 150 lines of the code. | |
498 * | |
499 * For 32-bit numbers and some divisors gcc and icc use | |
500 * a inlined multiplication and shifts. For example, | |
501 * unsigned "i32 / 10" is compiled to | |
502 * | |
503 * (i32 * 0xCCCCCCCD) >> 35 | |
504 */ | |
505 | |
506 ui32 = (uint32_t) ui64; | |
507 | |
508 do { | |
509 *--p = (u_char) (ui32 % 10 + '0'); | |
510 } while (ui32 /= 10); | |
511 | |
512 } else { | |
513 do { | |
514 *--p = (u_char) (ui64 % 10 + '0'); | |
515 } while (ui64 /= 10); | |
516 } | |
517 | |
518 } else if (hexadecimal == 1) { | |
519 | |
520 do { | |
521 | |
522 /* the "(uint32_t)" cast disables the BCC's warning */ | |
523 *--p = hex[(uint32_t) (ui64 & 0xf)]; | |
524 | |
525 } while (ui64 >>= 4); | |
526 | |
527 } else { /* hexadecimal == 2 */ | |
528 | |
529 do { | |
530 | |
531 /* the "(uint32_t)" cast disables the BCC's warning */ | |
532 *--p = HEX[(uint32_t) (ui64 & 0xf)]; | |
533 | |
534 } while (ui64 >>= 4); | |
535 } | |
536 | |
537 /* zero or space padding */ | |
538 | |
539 len = (temp + NGX_INT64_LEN) - p; | |
540 | |
541 while (len++ < width && buf < last) { | |
542 *buf++ = zero; | |
543 } | |
544 | |
545 /* number safe copy */ | |
546 | |
547 len = (temp + NGX_INT64_LEN) - p; | |
548 | |
549 if (buf + len > last) { | |
550 len = last - buf; | |
551 } | |
552 | |
553 return ngx_cpymem(buf, p, len); | |
554 } | |
555 | |
556 | |
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|
557 /* |
1541 | 558 * We use ngx_strcasecmp()/ngx_strncasecmp() for 7-bit ASCII strings only, |
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559 * and implement our own ngx_strcasecmp()/ngx_strncasecmp() |
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560 * to avoid libc locale overhead. Besides, we use the ngx_uint_t's |
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561 * instead of the u_char's, because they are slightly faster. |
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562 */ |
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|
563 |
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564 ngx_int_t |
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ngx_strcasecmp()/ngx_strncasecmp()
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565 ngx_strcasecmp(u_char *s1, u_char *s2) |
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|
566 { |
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changeset
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567 ngx_uint_t c1, c2; |
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|
568 |
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569 for ( ;; ) { |
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570 c1 = (ngx_uint_t) *s1++; |
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571 c2 = (ngx_uint_t) *s2++; |
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572 |
3115 | 573 c1 = (c1 >= 'A' && c1 <= 'Z') ? (c1 | 0x20) : c1; |
574 c2 = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2; | |
1107
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575 |
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576 if (c1 == c2) { |
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577 |
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578 if (c1) { |
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579 continue; |
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580 } |
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581 |
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582 return 0; |
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583 } |
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584 |
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585 return c1 - c2; |
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|
586 } |
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diff
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|
587 } |
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|
588 |
db7c468c447d
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|
589 |
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changeset
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590 ngx_int_t |
db7c468c447d
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591 ngx_strncasecmp(u_char *s1, u_char *s2, size_t n) |
db7c468c447d
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|
592 { |
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|
593 ngx_uint_t c1, c2; |
db7c468c447d
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changeset
|
594 |
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595 while (n) { |
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596 c1 = (ngx_uint_t) *s1++; |
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597 c2 = (ngx_uint_t) *s2++; |
db7c468c447d
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changeset
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598 |
3115 | 599 c1 = (c1 >= 'A' && c1 <= 'Z') ? (c1 | 0x20) : c1; |
600 c2 = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2; | |
1107
db7c468c447d
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diff
changeset
|
601 |
db7c468c447d
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602 if (c1 == c2) { |
db7c468c447d
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
603 |
db7c468c447d
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Igor Sysoev <igor@sysoev.ru>
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|
604 if (c1) { |
db7c468c447d
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changeset
|
605 n--; |
db7c468c447d
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|
606 continue; |
db7c468c447d
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|
607 } |
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
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|
608 |
db7c468c447d
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|
609 return 0; |
db7c468c447d
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|
610 } |
db7c468c447d
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|
611 |
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
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612 return c1 - c2; |
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|
613 } |
db7c468c447d
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|
614 |
db7c468c447d
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615 return 0; |
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|
616 } |
db7c468c447d
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|
617 |
db7c468c447d
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618 |
1552 | 619 u_char * |
620 ngx_strnstr(u_char *s1, char *s2, size_t len) | |
621 { | |
622 u_char c1, c2; | |
623 size_t n; | |
624 | |
625 c2 = *(u_char *) s2++; | |
626 | |
627 n = ngx_strlen(s2); | |
628 | |
629 do { | |
630 do { | |
631 if (len-- == 0) { | |
632 return NULL; | |
633 } | |
634 | |
635 c1 = *s1++; | |
636 | |
637 if (c1 == 0) { | |
638 return NULL; | |
639 } | |
640 | |
641 } while (c1 != c2); | |
642 | |
643 if (n > len) { | |
644 return NULL; | |
645 } | |
646 | |
647 } while (ngx_strncmp(s1, (u_char *) s2, n) != 0); | |
648 | |
649 return --s1; | |
650 } | |
651 | |
652 | |
1550 | 653 /* |
654 * ngx_strstrn() and ngx_strcasestrn() are intended to search for static | |
655 * substring with known length in null-terminated string. The argument n | |
656 * must be length of the second substring - 1. | |
657 */ | |
658 | |
1542
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changeset
|
659 u_char * |
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diff
changeset
|
660 ngx_strstrn(u_char *s1, char *s2, size_t n) |
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|
661 { |
f5bd1a7ed2cd
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|
662 u_char c1, c2; |
f5bd1a7ed2cd
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changeset
|
663 |
f5bd1a7ed2cd
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diff
changeset
|
664 c2 = *(u_char *) s2++; |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
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changeset
|
665 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
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diff
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|
666 do { |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
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1541
diff
changeset
|
667 do { |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
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parents:
1541
diff
changeset
|
668 c1 = *s1++; |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
669 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
670 if (c1 == 0) { |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
671 return NULL; |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
672 } |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
673 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
674 } while (c1 != c2); |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
675 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
676 } while (ngx_strncmp(s1, (u_char *) s2, n) != 0); |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
677 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
678 return --s1; |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
679 } |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
680 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
681 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
682 u_char * |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
683 ngx_strcasestrn(u_char *s1, char *s2, size_t n) |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
684 { |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
685 ngx_uint_t c1, c2; |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
686 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
687 c2 = (ngx_uint_t) *s2++; |
3115 | 688 c2 = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2; |
1542
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
689 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
690 do { |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
691 do { |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
692 c1 = (ngx_uint_t) *s1++; |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
693 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
694 if (c1 == 0) { |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
695 return NULL; |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
696 } |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
697 |
3115 | 698 c1 = (c1 >= 'A' && c1 <= 'Z') ? (c1 | 0x20) : c1; |
1542
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
699 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
700 } while (c1 != c2); |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
701 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
702 } while (ngx_strncasecmp(s1, (u_char *) s2, n) != 0); |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
703 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
704 return --s1; |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
705 } |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
706 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
707 |
2668 | 708 /* |
709 * ngx_strlcasestrn() is intended to search for static substring | |
710 * with known length in string until the argument last. The argument n | |
711 * must be length of the second substring - 1. | |
712 */ | |
713 | |
714 u_char * | |
715 ngx_strlcasestrn(u_char *s1, u_char *last, u_char *s2, size_t n) | |
716 { | |
717 ngx_uint_t c1, c2; | |
718 | |
719 c2 = (ngx_uint_t) *s2++; | |
3115 | 720 c2 = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2; |
2668 | 721 last -= n; |
722 | |
723 do { | |
724 do { | |
2680
82e3946062be
backout r2677 and fix ngx_strlcasestrn() again
Igor Sysoev <igor@sysoev.ru>
parents:
2676
diff
changeset
|
725 if (s1 >= last) { |
2668 | 726 return NULL; |
727 } | |
728 | |
729 c1 = (ngx_uint_t) *s1++; | |
730 | |
3115 | 731 c1 = (c1 >= 'A' && c1 <= 'Z') ? (c1 | 0x20) : c1; |
2668 | 732 |
733 } while (c1 != c2); | |
734 | |
735 } while (ngx_strncasecmp(s1, s2, n) != 0); | |
736 | |
737 return --s1; | |
738 } | |
739 | |
740 | |
493 | 741 ngx_int_t |
742 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
|
743 { |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
744 if (n == 0) { |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
745 return 0; |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
746 } |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
747 |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
748 n--; |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
749 |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
750 for ( ;; ) { |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
751 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
|
752 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
|
753 } |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
754 |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
755 if (n == 0) { |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
756 return 0; |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
757 } |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
758 |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
759 n--; |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
760 } |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
761 } |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
762 |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
763 |
493 | 764 ngx_int_t |
765 ngx_rstrncasecmp(u_char *s1, u_char *s2, size_t n) | |
455 | 766 { |
767 u_char c1, c2; | |
768 | |
769 if (n == 0) { | |
770 return 0; | |
771 } | |
772 | |
773 n--; | |
774 | |
775 for ( ;; ) { | |
776 c1 = s1[n]; | |
777 if (c1 >= 'a' && c1 <= 'z') { | |
778 c1 -= 'a' - 'A'; | |
779 } | |
780 | |
781 c2 = s2[n]; | |
782 if (c2 >= 'a' && c2 <= 'z') { | |
783 c2 -= 'a' - 'A'; | |
784 } | |
785 | |
786 if (c1 != c2) { | |
787 return c1 - c2; | |
788 } | |
789 | |
790 if (n == 0) { | |
791 return 0; | |
792 } | |
793 | |
794 n--; | |
795 } | |
796 } | |
797 | |
798 | |
493 | 799 ngx_int_t |
1029
ce08bc4cb97b
ngx_strn2cmp() > ngx_memn2cmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1024
diff
changeset
|
800 ngx_memn2cmp(u_char *s1, u_char *s2, size_t n1, size_t n2) |
1024 | 801 { |
802 size_t n; | |
803 ngx_int_t m, z; | |
804 | |
805 if (n1 <= n2) { | |
806 n = n1; | |
807 z = -1; | |
808 | |
809 } else { | |
810 n = n2; | |
811 z = 1; | |
812 } | |
813 | |
1029
ce08bc4cb97b
ngx_strn2cmp() > ngx_memn2cmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1024
diff
changeset
|
814 m = ngx_memcmp(s1, s2, n); |
1024 | 815 |
816 if (m || n1 == n2) { | |
817 return m; | |
818 } | |
819 | |
820 return z; | |
821 } | |
822 | |
823 | |
824 ngx_int_t | |
3116
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
825 ngx_dns_strcmp(u_char *s1, u_char *s2) |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
826 { |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
827 ngx_uint_t c1, c2; |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
828 |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
829 for ( ;; ) { |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
830 c1 = (ngx_uint_t) *s1++; |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
831 c2 = (ngx_uint_t) *s2++; |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
832 |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
833 c1 = (c1 >= 'A' && c1 <= 'Z') ? (c1 | 0x20) : c1; |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
834 c2 = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2; |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
835 |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
836 if (c1 == c2) { |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
837 |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
838 if (c1) { |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
839 continue; |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
840 } |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
841 |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
842 return 0; |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
843 } |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
844 |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
845 /* in ASCII '.' > '-', but we need '.' to be the lowest character */ |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
846 |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
847 c1 = (c1 == '.') ? ' ' : c1; |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
848 c2 = (c2 == '.') ? ' ' : c2; |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
849 |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
850 return c1 - c2; |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
851 } |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
852 } |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
853 |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
854 |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
855 ngx_int_t |
5389
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
856 ngx_filename_cmp(u_char *s1, u_char *s2, size_t n) |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
857 { |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
858 ngx_uint_t c1, c2; |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
859 |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
860 while (n) { |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
861 c1 = (ngx_uint_t) *s1++; |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
862 c2 = (ngx_uint_t) *s2++; |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
863 |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
864 #if (NGX_HAVE_CASELESS_FILESYSTEM) |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
865 c1 = tolower(c1); |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
866 c2 = tolower(c2); |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
867 #endif |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
868 |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
869 if (c1 == c2) { |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
870 |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
871 if (c1) { |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
872 n--; |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
873 continue; |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
874 } |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
875 |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
876 return 0; |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
877 } |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
878 |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
879 /* we need '/' to be the lowest character */ |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
880 |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
881 if (c1 == 0 || c2 == 0) { |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
882 return c1 - c2; |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
883 } |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
884 |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
885 c1 = (c1 == '/') ? 0 : c1; |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
886 c2 = (c2 == '/') ? 0 : c2; |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
887 |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
888 return c1 - c2; |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
889 } |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
890 |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
891 return 0; |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
892 } |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
893 |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
894 |
72e31d88defa
Added ngx_filename_cmp() with "/" sorted to the left.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5358
diff
changeset
|
895 ngx_int_t |
493 | 896 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
|
897 { |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
898 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
|
899 |
84
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
900 if (n == 0) { |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
901 return NGX_ERROR; |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
902 } |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
903 |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
904 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
|
905 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
|
906 return NGX_ERROR; |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
907 } |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
908 |
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
909 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
|
910 } |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
911 |
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
912 if (value < 0) { |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
913 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
|
914 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
915 } else { |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
916 return value; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
917 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
918 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
919 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
920 |
3512 | 921 /* parse a fixed point number, e.g., ngx_atofp("10.5", 4, 2) returns 1050 */ |
922 | |
923 ngx_int_t | |
924 ngx_atofp(u_char *line, size_t n, size_t point) | |
925 { | |
926 ngx_int_t value; | |
927 ngx_uint_t dot; | |
928 | |
929 if (n == 0) { | |
930 return NGX_ERROR; | |
931 } | |
932 | |
933 dot = 0; | |
934 | |
935 for (value = 0; n--; line++) { | |
936 | |
937 if (point == 0) { | |
938 return NGX_ERROR; | |
939 } | |
940 | |
941 if (*line == '.') { | |
942 if (dot) { | |
943 return NGX_ERROR; | |
944 } | |
945 | |
946 dot = 1; | |
947 continue; | |
948 } | |
949 | |
950 if (*line < '0' || *line > '9') { | |
951 return NGX_ERROR; | |
952 } | |
953 | |
954 value = value * 10 + (*line - '0'); | |
955 point -= dot; | |
956 } | |
957 | |
958 while (point--) { | |
959 value = value * 10; | |
960 } | |
961 | |
962 if (value < 0) { | |
963 return NGX_ERROR; | |
964 | |
965 } else { | |
966 return value; | |
967 } | |
968 } | |
969 | |
970 | |
501 | 971 ssize_t |
972 ngx_atosz(u_char *line, size_t n) | |
973 { | |
974 ssize_t value; | |
975 | |
976 if (n == 0) { | |
977 return NGX_ERROR; | |
978 } | |
979 | |
980 for (value = 0; n--; line++) { | |
981 if (*line < '0' || *line > '9') { | |
982 return NGX_ERROR; | |
983 } | |
984 | |
985 value = value * 10 + (*line - '0'); | |
986 } | |
987 | |
988 if (value < 0) { | |
989 return NGX_ERROR; | |
990 | |
991 } else { | |
992 return value; | |
993 } | |
994 } | |
995 | |
996 | |
997 off_t | |
998 ngx_atoof(u_char *line, size_t n) | |
999 { | |
1000 off_t value; | |
1001 | |
1002 if (n == 0) { | |
1003 return NGX_ERROR; | |
1004 } | |
1005 | |
1006 for (value = 0; n--; line++) { | |
1007 if (*line < '0' || *line > '9') { | |
1008 return NGX_ERROR; | |
1009 } | |
1010 | |
1011 value = value * 10 + (*line - '0'); | |
1012 } | |
1013 | |
1014 if (value < 0) { | |
1015 return NGX_ERROR; | |
1016 | |
1017 } else { | |
1018 return value; | |
1019 } | |
1020 } | |
1021 | |
1022 | |
1023 time_t | |
1024 ngx_atotm(u_char *line, size_t n) | |
1025 { | |
1026 time_t value; | |
1027 | |
1028 if (n == 0) { | |
1029 return NGX_ERROR; | |
1030 } | |
1031 | |
1032 for (value = 0; n--; line++) { | |
1033 if (*line < '0' || *line > '9') { | |
1034 return NGX_ERROR; | |
1035 } | |
1036 | |
1037 value = value * 10 + (*line - '0'); | |
1038 } | |
1039 | |
1040 if (value < 0) { | |
1041 return NGX_ERROR; | |
1042 | |
1043 } else { | |
1044 return value; | |
1045 } | |
1046 } | |
1047 | |
1048 | |
493 | 1049 ngx_int_t |
1050 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
|
1051 { |
783 | 1052 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
|
1053 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
|
1054 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1055 if (n == 0) { |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1056 return NGX_ERROR; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1057 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1058 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1059 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
|
1060 ch = *line; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1061 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1062 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
|
1063 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
|
1064 continue; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1065 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1066 |
783 | 1067 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
|
1068 |
783 | 1069 if (c >= 'a' && c <= 'f') { |
1070 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
|
1071 continue; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1072 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1073 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1074 return NGX_ERROR; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1075 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1076 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1077 if (value < 0) { |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1078 return NGX_ERROR; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1079 |
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
1080 } else { |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
1081 return value; |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
1082 } |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1083 } |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1084 |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1085 |
1745
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1086 u_char * |
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1087 ngx_hex_dump(u_char *dst, u_char *src, size_t len) |
174
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
1088 { |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
1089 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
|
1090 |
1745
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1091 while (len--) { |
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1092 *dst++ = hex[*src >> 4]; |
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1093 *dst++ = hex[*src++ & 0xf]; |
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
1094 } |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
1095 |
1745
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1096 return dst; |
174
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
1097 } |
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
1098 |
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
1099 |
493 | 1100 void |
1101 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
|
1102 { |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1103 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
|
1104 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
|
1105 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
|
1106 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1107 |
409
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
1108 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
|
1109 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
|
1110 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
|
1111 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1112 while (len > 2) { |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1113 *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
|
1114 *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
|
1115 *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
|
1116 *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
|
1117 |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1118 s += 3; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1119 len -= 3; |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1120 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1121 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1122 if (len) { |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1123 *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
|
1124 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1125 if (len == 1) { |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1126 *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
|
1127 *d++ = '='; |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1128 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1129 } else { |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1130 *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
|
1131 *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
|
1132 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1133 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1134 *d++ = '='; |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1135 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1136 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1137 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
|
1138 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1139 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1140 |
493 | 1141 ngx_int_t |
1142 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
|
1143 { |
827 | 1144 static u_char basis64[] = { |
1145 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
1146 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
1147 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 62, 77, 77, 77, 63, | |
1148 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 77, 77, 77, 77, 77, 77, | |
1149 77, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, | |
1150 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 77, 77, 77, 77, 77, | |
1151 77, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, | |
1152 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
|
1153 |
827 | 1154 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
1155 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
1156 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
1157 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
1158 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
1159 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
1160 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
1161 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77 | |
1162 }; | |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1163 |
3756
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1164 return ngx_decode_base64_internal(dst, src, basis64); |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1165 } |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1166 |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1167 |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1168 ngx_int_t |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1169 ngx_decode_base64url(ngx_str_t *dst, ngx_str_t *src) |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1170 { |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1171 static u_char basis64[] = { |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1172 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1173 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1174 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 62, 77, 77, |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1175 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 77, 77, 77, 77, 77, 77, |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1176 77, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1177 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 77, 77, 77, 77, 63, |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1178 77, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1179 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 77, 77, 77, 77, 77, |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1180 |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1181 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1182 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1183 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1184 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1185 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1186 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1187 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1188 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77 |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1189 }; |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1190 |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1191 return ngx_decode_base64_internal(dst, src, basis64); |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1192 } |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1193 |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1194 |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1195 static ngx_int_t |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1196 ngx_decode_base64_internal(ngx_str_t *dst, ngx_str_t *src, const u_char *basis) |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1197 { |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1198 size_t len; |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1199 u_char *d, *s; |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1200 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1201 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
|
1202 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
|
1203 break; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1204 } |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1205 |
3756
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1206 if (basis[src->data[len]] == 77) { |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1207 return NGX_ERROR; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1208 } |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1209 } |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1210 |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1211 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
|
1212 return NGX_ERROR; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1213 } |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1214 |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1215 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
|
1216 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
|
1217 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1218 while (len > 3) { |
3756
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1219 *d++ = (u_char) (basis[s[0]] << 2 | basis[s[1]] >> 4); |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1220 *d++ = (u_char) (basis[s[1]] << 4 | basis[s[2]] >> 2); |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1221 *d++ = (u_char) (basis[s[2]] << 6 | basis[s[3]]); |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1222 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1223 s += 4; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1224 len -= 4; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1225 } |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1226 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1227 if (len > 1) { |
3756
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1228 *d++ = (u_char) (basis[s[0]] << 2 | basis[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
|
1229 } |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1230 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1231 if (len > 2) { |
3756
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1232 *d++ = (u_char) (basis[s[1]] << 4 | basis[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
|
1233 } |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1234 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1235 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
|
1236 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1237 return NGX_OK; |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1238 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1239 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1240 |
657 | 1241 /* |
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1242 * ngx_utf8_decode() decodes two and more bytes UTF sequences only |
657 | 1243 * the return values: |
1244 * 0x80 - 0x10ffff valid character | |
2120 | 1245 * 0x110000 - 0xfffffffd invalid sequence |
657 | 1246 * 0xfffffffe incomplete sequence |
1247 * 0xffffffff error | |
1248 */ | |
1249 | |
1250 uint32_t | |
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1251 ngx_utf8_decode(u_char **p, size_t n) |
657 | 1252 { |
1253 size_t len; | |
1254 uint32_t u, i, valid; | |
1255 | |
1256 u = **p; | |
1257 | |
4209
9679fc14c063
Fixed utf8 decode (ticket #25).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4192
diff
changeset
|
1258 if (u >= 0xf0) { |
657 | 1259 |
1260 u &= 0x07; | |
1261 valid = 0xffff; | |
1262 len = 3; | |
1263 | |
4209
9679fc14c063
Fixed utf8 decode (ticket #25).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4192
diff
changeset
|
1264 } else if (u >= 0xe0) { |
657 | 1265 |
1266 u &= 0x0f; | |
1267 valid = 0x7ff; | |
1268 len = 2; | |
1269 | |
4209
9679fc14c063
Fixed utf8 decode (ticket #25).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4192
diff
changeset
|
1270 } else if (u >= 0xc2) { |
657 | 1271 |
1272 u &= 0x1f; | |
1273 valid = 0x7f; | |
1274 len = 1; | |
1275 | |
1276 } else { | |
1277 (*p)++; | |
1278 return 0xffffffff; | |
1279 } | |
1280 | |
1281 if (n - 1 < len) { | |
1282 return 0xfffffffe; | |
1283 } | |
1284 | |
1285 (*p)++; | |
1286 | |
1287 while (len) { | |
1288 i = *(*p)++; | |
1289 | |
1290 if (i < 0x80) { | |
1291 return 0xffffffff; | |
1292 } | |
1293 | |
1294 u = (u << 6) | (i & 0x3f); | |
1295 | |
1296 len--; | |
1297 } | |
1298 | |
1299 if (u > valid) { | |
1300 return u; | |
1301 } | |
1302 | |
1303 return 0xffffffff; | |
1304 } | |
1305 | |
1306 | |
523 | 1307 size_t |
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1308 ngx_utf8_length(u_char *p, size_t n) |
523 | 1309 { |
2120 | 1310 u_char c, *last; |
1311 size_t len; | |
523 | 1312 |
2120 | 1313 last = p + n; |
523 | 1314 |
2120 | 1315 for (len = 0; p < last; len++) { |
1316 | |
1317 c = *p; | |
523 | 1318 |
1319 if (c < 0x80) { | |
2120 | 1320 p++; |
523 | 1321 continue; |
1322 } | |
1323 | |
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1324 if (ngx_utf8_decode(&p, n) > 0x10ffff) { |
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1325 /* invalid UTF-8 */ |
2120 | 1326 return n; |
523 | 1327 } |
1328 } | |
1329 | |
1330 return len; | |
1331 } | |
1332 | |
1333 | |
527 | 1334 u_char * |
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1335 ngx_utf8_cpystrn(u_char *dst, u_char *src, size_t n, size_t len) |
527 | 1336 { |
2120 | 1337 u_char c, *next; |
527 | 1338 |
1339 if (n == 0) { | |
1340 return dst; | |
1341 } | |
1342 | |
2120 | 1343 while (--n) { |
527 | 1344 |
1345 c = *src; | |
1346 *dst = c; | |
1347 | |
1348 if (c < 0x80) { | |
2120 | 1349 |
1350 if (c != '\0') { | |
1351 dst++; | |
1352 src++; | |
1353 len--; | |
1354 | |
527 | 1355 continue; |
1356 } | |
1357 | |
1358 return dst; | |
1359 } | |
1360 | |
2120 | 1361 next = src; |
527 | 1362 |
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1363 if (ngx_utf8_decode(&next, len) > 0x10ffff) { |
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1364 /* invalid UTF-8 */ |
2120 | 1365 break; |
527 | 1366 } |
1367 | |
2120 | 1368 while (src < next) { |
3410
bfcc9be4f1c9
fix ngx_utf8_cpystrn(): it did not fully copy utf-8 string
Igor Sysoev <igor@sysoev.ru>
parents:
3275
diff
changeset
|
1369 *dst++ = *src++; |
2120 | 1370 len--; |
1371 } | |
527 | 1372 } |
1373 | |
1374 *dst = '\0'; | |
1375 | |
1376 return dst; | |
1377 } | |
1378 | |
1379 | |
493 | 1380 uintptr_t |
1381 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
|
1382 { |
3275 | 1383 ngx_uint_t n; |
827 | 1384 uint32_t *escape; |
1385 static u_char hex[] = "0123456789abcdef"; | |
461 | 1386 |
827 | 1387 /* " ", "#", "%", "?", %00-%1F, %7F-%FF */ |
485 | 1388 |
827 | 1389 static uint32_t uri[] = { |
1390 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
|
1391 |
827 | 1392 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
1393 0x80000029, /* 1000 0000 0000 0000 0000 0000 0010 1001 */ | |
1394 | |
1395 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
1396 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
452 | 1397 |
827 | 1398 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
1399 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
|
1400 |
827 | 1401 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
1402 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1403 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1404 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1405 }; | |
452 | 1406 |
3486
5d28d30ba1b1
escape ampersand in argument while rewrite
Igor Sysoev <igor@sysoev.ru>
parents:
3410
diff
changeset
|
1407 /* " ", "#", "%", "&", "+", "?", %00-%1F, %7F-%FF */ |
485 | 1408 |
827 | 1409 static uint32_t args[] = { |
1410 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1411 | |
1412 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ | |
3725 | 1413 0x88000869, /* 1000 1000 0000 0000 0000 1000 0110 1001 */ |
485 | 1414 |
827 | 1415 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ |
1416 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
485 | 1417 |
827 | 1418 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
1419 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ | |
485 | 1420 |
827 | 1421 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
1422 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1423 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1424 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1425 }; | |
485 | 1426 |
4192
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1427 /* not ALPHA, DIGIT, "-", ".", "_", "~" */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1428 |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1429 static uint32_t uri_component[] = { |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1430 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1431 |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1432 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1433 0xfc009fff, /* 1111 1100 0000 0000 1001 1111 1111 1111 */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1434 |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1435 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1436 0x78000001, /* 0111 1000 0000 0000 0000 0000 0000 0001 */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1437 |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1438 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1439 0xb8000001, /* 1011 1000 0000 0000 0000 0000 0000 0001 */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1440 |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1441 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1442 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1443 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1444 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1445 }; |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1446 |
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1447 /* " ", "#", """, "%", "'", %00-%1F, %7F-%FF */ |
485 | 1448 |
827 | 1449 static uint32_t html[] = { |
1450 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
461 | 1451 |
827 | 1452 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
1297 | 1453 0x000000ad, /* 0000 0000 0000 0000 0000 0000 1010 1101 */ |
827 | 1454 |
1455 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
1456 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
461 | 1457 |
827 | 1458 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
1459 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ | |
461 | 1460 |
827 | 1461 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
1462 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1463 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1464 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1465 }; | |
461 | 1466 |
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1467 /* " ", """, "%", "'", %00-%1F, %7F-%FF */ |
461 | 1468 |
1298
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1469 static uint32_t refresh[] = { |
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1470 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
|
1471 |
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1472 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
1629
12a656452ad1
do not encode already encoded characters in msie_refresh
Igor Sysoev <igor@sysoev.ru>
parents:
1593
diff
changeset
|
1473 0x00000085, /* 0000 0000 0000 0000 0000 0000 1000 0101 */ |
1298
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1474 |
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1475 /* _^]\ [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
|
1476 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
|
1477 |
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1478 /* ~}| {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
|
1479 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
|
1480 |
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1481 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
|
1482 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
|
1483 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
|
1484 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
|
1485 }; |
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1486 |
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1487 /* " ", "%", %00-%1F */ |
1333
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1488 |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1489 static uint32_t memcached[] = { |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1490 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
|
1491 |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1492 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1493 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
|
1494 |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1495 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1496 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
|
1497 |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1498 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1499 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
|
1500 |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1501 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
|
1502 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
|
1503 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
|
1504 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
|
1505 }; |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1506 |
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1507 /* 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
|
1508 |
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1509 static uint32_t *map[] = |
4192
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1510 { uri, args, uri_component, html, refresh, memcached, memcached }; |
1298
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1511 |
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1512 |
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1513 escape = map[type]; |
461 | 1514 |
452 | 1515 if (dst == NULL) { |
1516 | |
1517 /* 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
|
1518 |
3115 | 1519 n = 0; |
452 | 1520 |
3275 | 1521 while (size) { |
452 | 1522 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { |
1523 n++; | |
1524 } | |
1525 src++; | |
3275 | 1526 size--; |
452 | 1527 } |
1528 | |
485 | 1529 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
|
1530 } |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1531 |
3275 | 1532 while (size) { |
452 | 1533 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { |
1534 *dst++ = '%'; | |
1535 *dst++ = hex[*src >> 4]; | |
1536 *dst++ = hex[*src & 0xf]; | |
1537 src++; | |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1538 |
452 | 1539 } else { |
1540 *dst++ = *src++; | |
1541 } | |
3275 | 1542 size--; |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1543 } |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1544 |
485 | 1545 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
|
1546 } |
577 | 1547 |
1548 | |
1549 void | |
601 | 1550 ngx_unescape_uri(u_char **dst, u_char **src, size_t size, ngx_uint_t type) |
577 | 1551 { |
1552 u_char *d, *s, ch, c, decoded; | |
1553 enum { | |
1554 sw_usual = 0, | |
1555 sw_quoted, | |
1556 sw_quoted_second | |
1557 } state; | |
1558 | |
1559 d = *dst; | |
1560 s = *src; | |
1561 | |
1562 state = 0; | |
1563 decoded = 0; | |
1564 | |
1565 while (size--) { | |
1566 | |
1567 ch = *s++; | |
1568 | |
1569 switch (state) { | |
1570 case sw_usual: | |
1593 | 1571 if (ch == '?' |
1572 && (type & (NGX_UNESCAPE_URI|NGX_UNESCAPE_REDIRECT))) | |
1573 { | |
577 | 1574 *d++ = ch; |
1575 goto done; | |
1576 } | |
1577 | |
1578 if (ch == '%') { | |
1579 state = sw_quoted; | |
1580 break; | |
1581 } | |
1582 | |
1583 *d++ = ch; | |
1584 break; | |
1585 | |
1586 case sw_quoted: | |
1587 | |
1588 if (ch >= '0' && ch <= '9') { | |
1589 decoded = (u_char) (ch - '0'); | |
1590 state = sw_quoted_second; | |
1591 break; | |
1592 } | |
1593 | |
1594 c = (u_char) (ch | 0x20); | |
1595 if (c >= 'a' && c <= 'f') { | |
1596 decoded = (u_char) (c - 'a' + 10); | |
1597 state = sw_quoted_second; | |
1598 break; | |
1599 } | |
1600 | |
589 | 1601 /* the invalid quoted character */ |
577 | 1602 |
589 | 1603 state = sw_usual; |
1604 | |
1605 *d++ = ch; | |
577 | 1606 |
1607 break; | |
1608 | |
1609 case sw_quoted_second: | |
1610 | |
589 | 1611 state = sw_usual; |
1612 | |
577 | 1613 if (ch >= '0' && ch <= '9') { |
1614 ch = (u_char) ((decoded << 4) + ch - '0'); | |
1615 | |
1593 | 1616 if (type & NGX_UNESCAPE_REDIRECT) { |
601 | 1617 if (ch > '%' && ch < 0x7f) { |
1618 *d++ = ch; | |
1619 break; | |
1620 } | |
1621 | |
1622 *d++ = '%'; *d++ = *(s - 2); *d++ = *(s - 1); | |
1623 | |
577 | 1624 break; |
1625 } | |
1626 | |
601 | 1627 *d++ = ch; |
577 | 1628 |
1629 break; | |
1630 } | |
1631 | |
1632 c = (u_char) (ch | 0x20); | |
1633 if (c >= 'a' && c <= 'f') { | |
1634 ch = (u_char) ((decoded << 4) + c - 'a' + 10); | |
1635 | |
1593 | 1636 if (type & NGX_UNESCAPE_URI) { |
1637 if (ch == '?') { | |
1638 *d++ = ch; | |
1639 goto done; | |
1640 } | |
1641 | |
1642 *d++ = ch; | |
1643 break; | |
1644 } | |
1645 | |
1646 if (type & NGX_UNESCAPE_REDIRECT) { | |
601 | 1647 if (ch == '?') { |
1648 *d++ = ch; | |
1649 goto done; | |
1650 } | |
577 | 1651 |
601 | 1652 if (ch > '%' && ch < 0x7f) { |
1653 *d++ = ch; | |
1654 break; | |
1655 } | |
1656 | |
1657 *d++ = '%'; *d++ = *(s - 2); *d++ = *(s - 1); | |
577 | 1658 break; |
1659 } | |
1660 | |
601 | 1661 *d++ = ch; |
577 | 1662 |
1663 break; | |
1664 } | |
1665 | |
589 | 1666 /* the invalid quoted character */ |
577 | 1667 |
1668 break; | |
1669 } | |
1670 } | |
1671 | |
1672 done: | |
1673 | |
1674 *dst = d; | |
1675 *src = s; | |
1676 } | |
583 | 1677 |
1678 | |
1544 | 1679 uintptr_t |
1680 ngx_escape_html(u_char *dst, u_char *src, size_t size) | |
1681 { | |
1682 u_char ch; | |
3275 | 1683 ngx_uint_t len; |
1544 | 1684 |
1685 if (dst == NULL) { | |
1686 | |
1687 len = 0; | |
1688 | |
3275 | 1689 while (size) { |
1544 | 1690 switch (*src++) { |
1691 | |
1692 case '<': | |
1693 len += sizeof("<") - 2; | |
1560
25ee6eee7573
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1552
diff
changeset
|
1694 break; |
1544 | 1695 |
1696 case '>': | |
1697 len += sizeof(">") - 2; | |
1560
25ee6eee7573
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1552
diff
changeset
|
1698 break; |
1544 | 1699 |
1700 case '&': | |
1701 len += sizeof("&") - 2; | |
1560
25ee6eee7573
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1552
diff
changeset
|
1702 break; |
1544 | 1703 |
4312
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1704 case '"': |
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1705 len += sizeof(""") - 2; |
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1706 break; |
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1707 |
1544 | 1708 default: |
1709 break; | |
1710 } | |
3275 | 1711 size--; |
1544 | 1712 } |
1713 | |
1714 return (uintptr_t) len; | |
1715 } | |
1716 | |
3275 | 1717 while (size) { |
1544 | 1718 ch = *src++; |
1719 | |
1720 switch (ch) { | |
1721 | |
1722 case '<': | |
1723 *dst++ = '&'; *dst++ = 'l'; *dst++ = 't'; *dst++ = ';'; | |
1724 break; | |
1725 | |
1726 case '>': | |
1727 *dst++ = '&'; *dst++ = 'g'; *dst++ = 't'; *dst++ = ';'; | |
1728 break; | |
1729 | |
1730 case '&': | |
1731 *dst++ = '&'; *dst++ = 'a'; *dst++ = 'm'; *dst++ = 'p'; | |
1732 *dst++ = ';'; | |
1733 break; | |
1734 | |
4312
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1735 case '"': |
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1736 *dst++ = '&'; *dst++ = 'q'; *dst++ = 'u'; *dst++ = 'o'; |
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1737 *dst++ = 't'; *dst++ = ';'; |
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1738 break; |
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1739 |
1544 | 1740 default: |
1741 *dst++ = ch; | |
1742 break; | |
1743 } | |
3275 | 1744 size--; |
1544 | 1745 } |
1746 | |
1747 return (uintptr_t) dst; | |
1748 } | |
1749 | |
1750 | |
3641
6802ba529ec4
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|
1751 void |
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|
1752 ngx_str_rbtree_insert_value(ngx_rbtree_node_t *temp, |
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|
1753 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) |
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|
1754 { |
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|
1755 ngx_str_node_t *n, *t; |
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1756 ngx_rbtree_node_t **p; |
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|
1757 |
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|
1758 for ( ;; ) { |
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|
1759 |
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|
1760 n = (ngx_str_node_t *) node; |
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|
1761 t = (ngx_str_node_t *) temp; |
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|
1762 |
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|
1763 if (node->key != temp->key) { |
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1764 |
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|
1765 p = (node->key < temp->key) ? &temp->left : &temp->right; |
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|
1766 |
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|
1767 } else if (n->str.len != t->str.len) { |
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|
1768 |
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|
1769 p = (n->str.len < t->str.len) ? &temp->left : &temp->right; |
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|
1770 |
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|
1771 } else { |
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|
1772 p = (ngx_memcmp(n->str.data, t->str.data, n->str.len) < 0) |
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|
1773 ? &temp->left : &temp->right; |
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|
1774 } |
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|
1775 |
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|
1776 if (*p == sentinel) { |
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|
1777 break; |
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|
1778 } |
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|
1779 |
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|
1780 temp = *p; |
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|
1781 } |
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|
1782 |
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|
1783 *p = node; |
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|
1784 node->parent = temp; |
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|
1785 node->left = sentinel; |
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|
1786 node->right = sentinel; |
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|
1787 ngx_rbt_red(node); |
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|
1788 } |
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|
1789 |
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|
1790 |
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|
1791 ngx_str_node_t * |
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|
1792 ngx_str_rbtree_lookup(ngx_rbtree_t *rbtree, ngx_str_t *val, uint32_t hash) |
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|
1793 { |
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|
1794 ngx_int_t rc; |
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|
1795 ngx_str_node_t *n; |
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|
1796 ngx_rbtree_node_t *node, *sentinel; |
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|
1797 |
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|
1798 node = rbtree->root; |
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|
1799 sentinel = rbtree->sentinel; |
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|
1800 |
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|
1801 while (node != sentinel) { |
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|
1802 |
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|
1803 n = (ngx_str_node_t *) node; |
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|
1804 |
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|
1805 if (hash != node->key) { |
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|
1806 node = (hash < node->key) ? node->left : node->right; |
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|
1807 continue; |
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1808 } |
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|
1809 |
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|
1810 if (val->len != n->str.len) { |
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|
1811 node = (val->len < n->str.len) ? node->left : node->right; |
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|
1812 continue; |
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|
1813 } |
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|
1814 |
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|
1815 rc = ngx_memcmp(val->data, n->str.data, val->len); |
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|
1816 |
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|
1817 if (rc < 0) { |
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|
1818 node = node->left; |
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1819 continue; |
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1820 } |
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|
1821 |
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|
1822 if (rc > 0) { |
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|
1823 node = node->right; |
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1824 continue; |
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1825 } |
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|
1826 |
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|
1827 return n; |
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1828 } |
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|
1829 |
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|
1830 return NULL; |
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1831 } |
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1832 |
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|
1833 |
1208 | 1834 /* ngx_sort() is implemented as insertion sort because we need stable sort */ |
1835 | |
1836 void | |
1837 ngx_sort(void *base, size_t n, size_t size, | |
1956
cb8c0c8e0c27
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parents:
1955
diff
changeset
|
1838 ngx_int_t (*cmp)(const void *, const void *)) |
1208 | 1839 { |
1955
466fdc84c82d
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|
1840 u_char *p1, *p2, *p; |
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|
1841 |
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|
1842 p = ngx_alloc(size, ngx_cycle->log); |
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|
1843 if (p == NULL) { |
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|
1844 return; |
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diff
changeset
|
1845 } |
1208 | 1846 |
1847 for (p1 = (u_char *) base + size; | |
1848 p1 < (u_char *) base + n * size; | |
1849 p1 += size) | |
1850 { | |
1955
466fdc84c82d
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diff
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|
1851 ngx_memcpy(p, p1, size); |
1208 | 1852 |
1853 for (p2 = p1; | |
1955
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changeset
|
1854 p2 > (u_char *) base && cmp(p2 - size, p) > 0; |
1208 | 1855 p2 -= size) |
1856 { | |
1857 ngx_memcpy(p2, p2 - size, size); | |
1858 } | |
1859 | |
1955
466fdc84c82d
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1860 ngx_memcpy(p2, p, size); |
1208 | 1861 } |
1955
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|
1862 |
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diff
changeset
|
1863 ngx_free(p); |
1208 | 1864 } |
1865 | |
1866 | |
583 | 1867 #if (NGX_MEMCPY_LIMIT) |
1868 | |
1869 void * | |
4781
814541b2ec23
Added "const" to ngx_memcpy() with NGX_MEMCPY_LIMIT defined.
Maxim Dounin <mdounin@mdounin.ru>
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changeset
|
1870 ngx_memcpy(void *dst, const void *src, size_t n) |
583 | 1871 { |
1872 if (n > NGX_MEMCPY_LIMIT) { | |
1873 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, "memcpy %uz bytes", n); | |
1874 ngx_debug_point(); | |
1875 } | |
1876 | |
1877 return memcpy(dst, src, n); | |
1878 } | |
1879 | |
1880 #endif |