Mercurial > hg > nginx
annotate src/core/ngx_string.c @ 4848:a0f1d53546d4 stable-1.2
Merge of r4778, r4782, r4783, r4824, r4830, r4834: minor fixes.
*) Reorder checks in ngx_shared_memory_add() for more consistent
error messages.
*) Added "const" to ngx_memcpy() with NGX_MEMCPY_LIMIT defined. This
fixes warning produced during compilation of the ngx_http_geoip_module
due to const qualifier being discarded.
*) Fixed possible use of old cached times if runtime went backwards.
If ngx_time_sigsafe_update() updated only ngx_cached_err_log_time, and
then clock was adjusted backwards, the cached_time[slot].sec might
accidentally match current seconds on next ngx_time_update() call,
resulting in various cached times not being updated.
Fix is to clear the cached_time[slot].sec to explicitly mark cached times
are stale and need updating.
*) Radix tree preallocation fix. The preallocation size was calculated
incorrectly and was always 8 due to sizeof(ngx_radix_tree_t) accidentally
used instead of sizeof(ngx_radix_node_t).
*) Fixed overflow if ngx_slab_alloc() is called with very big "size"
argument.
*) Write filter: replaced unneeded loop with one to free chains.
Noted by Gabor Lekeny.
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Mon, 24 Sep 2012 18:34:04 +0000 |
parents | d3fc672fd6cc |
children | 670ceaba03d8 |
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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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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48 *dst = '\0'; |
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50 return dst; |
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51 } |
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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 | |
489 if (ui64 <= NGX_MAX_UINT32_VALUE) { | |
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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565 ngx_strcasecmp(u_char *s1, u_char *s2) |
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566 { |
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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; | |
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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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587 } |
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588 |
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589 |
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590 ngx_int_t |
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591 ngx_strncasecmp(u_char *s1, u_char *s2, size_t n) |
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592 { |
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593 ngx_uint_t c1, c2; |
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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++; |
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598 |
3115 | 599 c1 = (c1 >= 'A' && c1 <= 'Z') ? (c1 | 0x20) : c1; |
600 c2 = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2; | |
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601 |
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602 if (c1 == c2) { |
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603 |
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604 if (c1) { |
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605 n--; |
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606 continue; |
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607 } |
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608 |
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609 return 0; |
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610 } |
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611 |
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612 return c1 - c2; |
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613 } |
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614 |
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615 return 0; |
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616 } |
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617 |
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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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659 u_char * |
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660 ngx_strstrn(u_char *s1, char *s2, size_t n) |
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661 { |
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662 u_char c1, c2; |
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663 |
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|
664 c2 = *(u_char *) s2++; |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
665 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
666 do { |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
667 do { |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
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 |
493 | 856 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
|
857 { |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
858 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
|
859 |
84
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
860 if (n == 0) { |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
861 return NGX_ERROR; |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
862 } |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
863 |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
864 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
|
865 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
|
866 return NGX_ERROR; |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
867 } |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
868 |
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
869 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
|
870 } |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
871 |
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
872 if (value < 0) { |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
873 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
|
874 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
875 } else { |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
876 return value; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
877 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
878 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
879 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
880 |
3512 | 881 /* parse a fixed point number, e.g., ngx_atofp("10.5", 4, 2) returns 1050 */ |
882 | |
883 ngx_int_t | |
884 ngx_atofp(u_char *line, size_t n, size_t point) | |
885 { | |
886 ngx_int_t value; | |
887 ngx_uint_t dot; | |
888 | |
889 if (n == 0) { | |
890 return NGX_ERROR; | |
891 } | |
892 | |
893 dot = 0; | |
894 | |
895 for (value = 0; n--; line++) { | |
896 | |
897 if (point == 0) { | |
898 return NGX_ERROR; | |
899 } | |
900 | |
901 if (*line == '.') { | |
902 if (dot) { | |
903 return NGX_ERROR; | |
904 } | |
905 | |
906 dot = 1; | |
907 continue; | |
908 } | |
909 | |
910 if (*line < '0' || *line > '9') { | |
911 return NGX_ERROR; | |
912 } | |
913 | |
914 value = value * 10 + (*line - '0'); | |
915 point -= dot; | |
916 } | |
917 | |
918 while (point--) { | |
919 value = value * 10; | |
920 } | |
921 | |
922 if (value < 0) { | |
923 return NGX_ERROR; | |
924 | |
925 } else { | |
926 return value; | |
927 } | |
928 } | |
929 | |
930 | |
501 | 931 ssize_t |
932 ngx_atosz(u_char *line, size_t n) | |
933 { | |
934 ssize_t value; | |
935 | |
936 if (n == 0) { | |
937 return NGX_ERROR; | |
938 } | |
939 | |
940 for (value = 0; n--; line++) { | |
941 if (*line < '0' || *line > '9') { | |
942 return NGX_ERROR; | |
943 } | |
944 | |
945 value = value * 10 + (*line - '0'); | |
946 } | |
947 | |
948 if (value < 0) { | |
949 return NGX_ERROR; | |
950 | |
951 } else { | |
952 return value; | |
953 } | |
954 } | |
955 | |
956 | |
957 off_t | |
958 ngx_atoof(u_char *line, size_t n) | |
959 { | |
960 off_t value; | |
961 | |
962 if (n == 0) { | |
963 return NGX_ERROR; | |
964 } | |
965 | |
966 for (value = 0; n--; line++) { | |
967 if (*line < '0' || *line > '9') { | |
968 return NGX_ERROR; | |
969 } | |
970 | |
971 value = value * 10 + (*line - '0'); | |
972 } | |
973 | |
974 if (value < 0) { | |
975 return NGX_ERROR; | |
976 | |
977 } else { | |
978 return value; | |
979 } | |
980 } | |
981 | |
982 | |
983 time_t | |
984 ngx_atotm(u_char *line, size_t n) | |
985 { | |
986 time_t value; | |
987 | |
988 if (n == 0) { | |
989 return NGX_ERROR; | |
990 } | |
991 | |
992 for (value = 0; n--; line++) { | |
993 if (*line < '0' || *line > '9') { | |
994 return NGX_ERROR; | |
995 } | |
996 | |
997 value = value * 10 + (*line - '0'); | |
998 } | |
999 | |
1000 if (value < 0) { | |
1001 return NGX_ERROR; | |
1002 | |
1003 } else { | |
1004 return value; | |
1005 } | |
1006 } | |
1007 | |
1008 | |
493 | 1009 ngx_int_t |
1010 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
|
1011 { |
783 | 1012 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
|
1013 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
|
1014 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1015 if (n == 0) { |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1016 return NGX_ERROR; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1017 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1018 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1019 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
|
1020 ch = *line; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1021 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1022 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
|
1023 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
|
1024 continue; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1025 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1026 |
783 | 1027 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
|
1028 |
783 | 1029 if (c >= 'a' && c <= 'f') { |
1030 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
|
1031 continue; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1032 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1033 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1034 return NGX_ERROR; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1035 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1036 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1037 if (value < 0) { |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1038 return NGX_ERROR; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1039 |
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
1040 } else { |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
1041 return value; |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
1042 } |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1043 } |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1044 |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1045 |
1745
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1046 u_char * |
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1047 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
|
1048 { |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
1049 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
|
1050 |
1745
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1051 while (len--) { |
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1052 *dst++ = hex[*src >> 4]; |
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1053 *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
|
1054 } |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
1055 |
1745
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1056 return dst; |
174
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
1057 } |
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
1058 |
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
1059 |
493 | 1060 void |
1061 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
|
1062 { |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1063 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
|
1064 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
|
1065 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
|
1066 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1067 |
409
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
1068 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
|
1069 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
|
1070 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
|
1071 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1072 while (len > 2) { |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1073 *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
|
1074 *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
|
1075 *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
|
1076 *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
|
1077 |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1078 s += 3; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1079 len -= 3; |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1080 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1081 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1082 if (len) { |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1083 *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
|
1084 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1085 if (len == 1) { |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1086 *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
|
1087 *d++ = '='; |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1088 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1089 } else { |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1090 *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
|
1091 *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
|
1092 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1093 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1094 *d++ = '='; |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1095 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1096 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1097 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
|
1098 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1099 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1100 |
493 | 1101 ngx_int_t |
1102 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
|
1103 { |
827 | 1104 static u_char basis64[] = { |
1105 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
1106 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
1107 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 62, 77, 77, 77, 63, | |
1108 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 77, 77, 77, 77, 77, 77, | |
1109 77, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, | |
1110 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 77, 77, 77, 77, 77, | |
1111 77, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, | |
1112 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
|
1113 |
827 | 1114 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
1115 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
1116 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
1117 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
1118 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
1119 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
1120 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
1121 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77 | |
1122 }; | |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1123 |
3756
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1124 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
|
1125 } |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1126 |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1127 |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1128 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
|
1129 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
|
1130 { |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1131 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
|
1132 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
|
1133 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
|
1134 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
|
1135 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
|
1136 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
|
1137 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
|
1138 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
|
1139 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
|
1140 |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1141 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
|
1142 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
|
1143 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
|
1144 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
|
1145 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
|
1146 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
|
1147 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
|
1148 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
|
1149 }; |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1150 |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1151 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
|
1152 } |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1153 |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1154 |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1155 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
|
1156 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
|
1157 { |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1158 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
|
1159 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
|
1160 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1161 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
|
1162 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
|
1163 break; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1164 } |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1165 |
3756
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1166 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
|
1167 return NGX_ERROR; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1168 } |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1169 } |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1170 |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1171 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
|
1172 return NGX_ERROR; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1173 } |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1174 |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1175 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
|
1176 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
|
1177 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1178 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
|
1179 *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
|
1180 *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
|
1181 *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
|
1182 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1183 s += 4; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1184 len -= 4; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1185 } |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1186 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1187 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
|
1188 *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
|
1189 } |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1190 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1191 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
|
1192 *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
|
1193 } |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1194 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1195 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
|
1196 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1197 return NGX_OK; |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1198 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1199 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1200 |
657 | 1201 /* |
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1202 * ngx_utf8_decode() decodes two and more bytes UTF sequences only |
657 | 1203 * the return values: |
1204 * 0x80 - 0x10ffff valid character | |
2120 | 1205 * 0x110000 - 0xfffffffd invalid sequence |
657 | 1206 * 0xfffffffe incomplete sequence |
1207 * 0xffffffff error | |
1208 */ | |
1209 | |
1210 uint32_t | |
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1211 ngx_utf8_decode(u_char **p, size_t n) |
657 | 1212 { |
1213 size_t len; | |
1214 uint32_t u, i, valid; | |
1215 | |
1216 u = **p; | |
1217 | |
4209
9679fc14c063
Fixed utf8 decode (ticket #25).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4192
diff
changeset
|
1218 if (u >= 0xf0) { |
657 | 1219 |
1220 u &= 0x07; | |
1221 valid = 0xffff; | |
1222 len = 3; | |
1223 | |
4209
9679fc14c063
Fixed utf8 decode (ticket #25).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4192
diff
changeset
|
1224 } else if (u >= 0xe0) { |
657 | 1225 |
1226 u &= 0x0f; | |
1227 valid = 0x7ff; | |
1228 len = 2; | |
1229 | |
4209
9679fc14c063
Fixed utf8 decode (ticket #25).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4192
diff
changeset
|
1230 } else if (u >= 0xc2) { |
657 | 1231 |
1232 u &= 0x1f; | |
1233 valid = 0x7f; | |
1234 len = 1; | |
1235 | |
1236 } else { | |
1237 (*p)++; | |
1238 return 0xffffffff; | |
1239 } | |
1240 | |
1241 if (n - 1 < len) { | |
1242 return 0xfffffffe; | |
1243 } | |
1244 | |
1245 (*p)++; | |
1246 | |
1247 while (len) { | |
1248 i = *(*p)++; | |
1249 | |
1250 if (i < 0x80) { | |
1251 return 0xffffffff; | |
1252 } | |
1253 | |
1254 u = (u << 6) | (i & 0x3f); | |
1255 | |
1256 len--; | |
1257 } | |
1258 | |
1259 if (u > valid) { | |
1260 return u; | |
1261 } | |
1262 | |
1263 return 0xffffffff; | |
1264 } | |
1265 | |
1266 | |
523 | 1267 size_t |
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1268 ngx_utf8_length(u_char *p, size_t n) |
523 | 1269 { |
2120 | 1270 u_char c, *last; |
1271 size_t len; | |
523 | 1272 |
2120 | 1273 last = p + n; |
523 | 1274 |
2120 | 1275 for (len = 0; p < last; len++) { |
1276 | |
1277 c = *p; | |
523 | 1278 |
1279 if (c < 0x80) { | |
2120 | 1280 p++; |
523 | 1281 continue; |
1282 } | |
1283 | |
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1284 if (ngx_utf8_decode(&p, n) > 0x10ffff) { |
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1285 /* invalid UTF-8 */ |
2120 | 1286 return n; |
523 | 1287 } |
1288 } | |
1289 | |
1290 return len; | |
1291 } | |
1292 | |
1293 | |
527 | 1294 u_char * |
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1295 ngx_utf8_cpystrn(u_char *dst, u_char *src, size_t n, size_t len) |
527 | 1296 { |
2120 | 1297 u_char c, *next; |
527 | 1298 |
1299 if (n == 0) { | |
1300 return dst; | |
1301 } | |
1302 | |
2120 | 1303 while (--n) { |
527 | 1304 |
1305 c = *src; | |
1306 *dst = c; | |
1307 | |
1308 if (c < 0x80) { | |
2120 | 1309 |
1310 if (c != '\0') { | |
1311 dst++; | |
1312 src++; | |
1313 len--; | |
1314 | |
527 | 1315 continue; |
1316 } | |
1317 | |
1318 return dst; | |
1319 } | |
1320 | |
2120 | 1321 next = src; |
527 | 1322 |
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1323 if (ngx_utf8_decode(&next, len) > 0x10ffff) { |
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1324 /* invalid UTF-8 */ |
2120 | 1325 break; |
527 | 1326 } |
1327 | |
2120 | 1328 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
|
1329 *dst++ = *src++; |
2120 | 1330 len--; |
1331 } | |
527 | 1332 } |
1333 | |
1334 *dst = '\0'; | |
1335 | |
1336 return dst; | |
1337 } | |
1338 | |
1339 | |
493 | 1340 uintptr_t |
1341 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
|
1342 { |
3275 | 1343 ngx_uint_t n; |
827 | 1344 uint32_t *escape; |
1345 static u_char hex[] = "0123456789abcdef"; | |
461 | 1346 |
827 | 1347 /* " ", "#", "%", "?", %00-%1F, %7F-%FF */ |
485 | 1348 |
827 | 1349 static uint32_t uri[] = { |
1350 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
|
1351 |
827 | 1352 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
1353 0x80000029, /* 1000 0000 0000 0000 0000 0000 0010 1001 */ | |
1354 | |
1355 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
1356 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
452 | 1357 |
827 | 1358 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
1359 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
|
1360 |
827 | 1361 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
1362 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1363 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1364 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1365 }; | |
452 | 1366 |
3486
5d28d30ba1b1
escape ampersand in argument while rewrite
Igor Sysoev <igor@sysoev.ru>
parents:
3410
diff
changeset
|
1367 /* " ", "#", "%", "&", "+", "?", %00-%1F, %7F-%FF */ |
485 | 1368 |
827 | 1369 static uint32_t args[] = { |
1370 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1371 | |
1372 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ | |
3725 | 1373 0x88000869, /* 1000 1000 0000 0000 0000 1000 0110 1001 */ |
485 | 1374 |
827 | 1375 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ |
1376 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
485 | 1377 |
827 | 1378 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
1379 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ | |
485 | 1380 |
827 | 1381 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
1382 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1383 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1384 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1385 }; | |
485 | 1386 |
4192
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1387 /* not ALPHA, DIGIT, "-", ".", "_", "~" */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1388 |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1389 static uint32_t uri_component[] = { |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1390 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1391 |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1392 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1393 0xfc009fff, /* 1111 1100 0000 0000 1001 1111 1111 1111 */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1394 |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1395 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1396 0x78000001, /* 0111 1000 0000 0000 0000 0000 0000 0001 */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1397 |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1398 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1399 0xb8000001, /* 1011 1000 0000 0000 0000 0000 0000 0001 */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1400 |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1401 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1402 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1403 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1404 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1405 }; |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1406 |
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1407 /* " ", "#", """, "%", "'", %00-%1F, %7F-%FF */ |
485 | 1408 |
827 | 1409 static uint32_t html[] = { |
1410 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
461 | 1411 |
827 | 1412 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
1297 | 1413 0x000000ad, /* 0000 0000 0000 0000 0000 0000 1010 1101 */ |
827 | 1414 |
1415 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
1416 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
461 | 1417 |
827 | 1418 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
1419 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ | |
461 | 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 }; | |
461 | 1426 |
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1427 /* " ", """, "%", "'", %00-%1F, %7F-%FF */ |
461 | 1428 |
1298
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1429 static uint32_t refresh[] = { |
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1430 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
|
1431 |
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1432 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
1629
12a656452ad1
do not encode already encoded characters in msie_refresh
Igor Sysoev <igor@sysoev.ru>
parents:
1593
diff
changeset
|
1433 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
|
1434 |
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1435 /* _^]\ [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
|
1436 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
|
1437 |
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1438 /* ~}| {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
|
1439 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
|
1440 |
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1441 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
|
1442 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
|
1443 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
|
1444 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
|
1445 }; |
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
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 */ |
1333
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1448 |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1449 static uint32_t memcached[] = { |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1450 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
|
1451 |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1452 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1453 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
|
1454 |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1455 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1456 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
|
1457 |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1458 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1459 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
|
1460 |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1461 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
|
1462 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
|
1463 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
|
1464 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
|
1465 }; |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1466 |
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1467 /* 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
|
1468 |
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1469 static uint32_t *map[] = |
4192
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1470 { 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
|
1471 |
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1472 |
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1473 escape = map[type]; |
461 | 1474 |
452 | 1475 if (dst == NULL) { |
1476 | |
1477 /* 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
|
1478 |
3115 | 1479 n = 0; |
452 | 1480 |
3275 | 1481 while (size) { |
452 | 1482 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { |
1483 n++; | |
1484 } | |
1485 src++; | |
3275 | 1486 size--; |
452 | 1487 } |
1488 | |
485 | 1489 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
|
1490 } |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1491 |
3275 | 1492 while (size) { |
452 | 1493 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { |
1494 *dst++ = '%'; | |
1495 *dst++ = hex[*src >> 4]; | |
1496 *dst++ = hex[*src & 0xf]; | |
1497 src++; | |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1498 |
452 | 1499 } else { |
1500 *dst++ = *src++; | |
1501 } | |
3275 | 1502 size--; |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1503 } |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1504 |
485 | 1505 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
|
1506 } |
577 | 1507 |
1508 | |
1509 void | |
601 | 1510 ngx_unescape_uri(u_char **dst, u_char **src, size_t size, ngx_uint_t type) |
577 | 1511 { |
1512 u_char *d, *s, ch, c, decoded; | |
1513 enum { | |
1514 sw_usual = 0, | |
1515 sw_quoted, | |
1516 sw_quoted_second | |
1517 } state; | |
1518 | |
1519 d = *dst; | |
1520 s = *src; | |
1521 | |
1522 state = 0; | |
1523 decoded = 0; | |
1524 | |
1525 while (size--) { | |
1526 | |
1527 ch = *s++; | |
1528 | |
1529 switch (state) { | |
1530 case sw_usual: | |
1593 | 1531 if (ch == '?' |
1532 && (type & (NGX_UNESCAPE_URI|NGX_UNESCAPE_REDIRECT))) | |
1533 { | |
577 | 1534 *d++ = ch; |
1535 goto done; | |
1536 } | |
1537 | |
1538 if (ch == '%') { | |
1539 state = sw_quoted; | |
1540 break; | |
1541 } | |
1542 | |
1543 *d++ = ch; | |
1544 break; | |
1545 | |
1546 case sw_quoted: | |
1547 | |
1548 if (ch >= '0' && ch <= '9') { | |
1549 decoded = (u_char) (ch - '0'); | |
1550 state = sw_quoted_second; | |
1551 break; | |
1552 } | |
1553 | |
1554 c = (u_char) (ch | 0x20); | |
1555 if (c >= 'a' && c <= 'f') { | |
1556 decoded = (u_char) (c - 'a' + 10); | |
1557 state = sw_quoted_second; | |
1558 break; | |
1559 } | |
1560 | |
589 | 1561 /* the invalid quoted character */ |
577 | 1562 |
589 | 1563 state = sw_usual; |
1564 | |
1565 *d++ = ch; | |
577 | 1566 |
1567 break; | |
1568 | |
1569 case sw_quoted_second: | |
1570 | |
589 | 1571 state = sw_usual; |
1572 | |
577 | 1573 if (ch >= '0' && ch <= '9') { |
1574 ch = (u_char) ((decoded << 4) + ch - '0'); | |
1575 | |
1593 | 1576 if (type & NGX_UNESCAPE_REDIRECT) { |
601 | 1577 if (ch > '%' && ch < 0x7f) { |
1578 *d++ = ch; | |
1579 break; | |
1580 } | |
1581 | |
1582 *d++ = '%'; *d++ = *(s - 2); *d++ = *(s - 1); | |
1583 | |
577 | 1584 break; |
1585 } | |
1586 | |
601 | 1587 *d++ = ch; |
577 | 1588 |
1589 break; | |
1590 } | |
1591 | |
1592 c = (u_char) (ch | 0x20); | |
1593 if (c >= 'a' && c <= 'f') { | |
1594 ch = (u_char) ((decoded << 4) + c - 'a' + 10); | |
1595 | |
1593 | 1596 if (type & NGX_UNESCAPE_URI) { |
1597 if (ch == '?') { | |
1598 *d++ = ch; | |
1599 goto done; | |
1600 } | |
1601 | |
1602 *d++ = ch; | |
1603 break; | |
1604 } | |
1605 | |
1606 if (type & NGX_UNESCAPE_REDIRECT) { | |
601 | 1607 if (ch == '?') { |
1608 *d++ = ch; | |
1609 goto done; | |
1610 } | |
577 | 1611 |
601 | 1612 if (ch > '%' && ch < 0x7f) { |
1613 *d++ = ch; | |
1614 break; | |
1615 } | |
1616 | |
1617 *d++ = '%'; *d++ = *(s - 2); *d++ = *(s - 1); | |
577 | 1618 break; |
1619 } | |
1620 | |
601 | 1621 *d++ = ch; |
577 | 1622 |
1623 break; | |
1624 } | |
1625 | |
589 | 1626 /* the invalid quoted character */ |
577 | 1627 |
1628 break; | |
1629 } | |
1630 } | |
1631 | |
1632 done: | |
1633 | |
1634 *dst = d; | |
1635 *src = s; | |
1636 } | |
583 | 1637 |
1638 | |
1544 | 1639 uintptr_t |
1640 ngx_escape_html(u_char *dst, u_char *src, size_t size) | |
1641 { | |
1642 u_char ch; | |
3275 | 1643 ngx_uint_t len; |
1544 | 1644 |
1645 if (dst == NULL) { | |
1646 | |
1647 len = 0; | |
1648 | |
3275 | 1649 while (size) { |
1544 | 1650 switch (*src++) { |
1651 | |
1652 case '<': | |
1653 len += sizeof("<") - 2; | |
1560
25ee6eee7573
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1552
diff
changeset
|
1654 break; |
1544 | 1655 |
1656 case '>': | |
1657 len += sizeof(">") - 2; | |
1560
25ee6eee7573
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1552
diff
changeset
|
1658 break; |
1544 | 1659 |
1660 case '&': | |
1661 len += sizeof("&") - 2; | |
1560
25ee6eee7573
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1552
diff
changeset
|
1662 break; |
1544 | 1663 |
4312
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1664 case '"': |
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1665 len += sizeof(""") - 2; |
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1666 break; |
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1667 |
1544 | 1668 default: |
1669 break; | |
1670 } | |
3275 | 1671 size--; |
1544 | 1672 } |
1673 | |
1674 return (uintptr_t) len; | |
1675 } | |
1676 | |
3275 | 1677 while (size) { |
1544 | 1678 ch = *src++; |
1679 | |
1680 switch (ch) { | |
1681 | |
1682 case '<': | |
1683 *dst++ = '&'; *dst++ = 'l'; *dst++ = 't'; *dst++ = ';'; | |
1684 break; | |
1685 | |
1686 case '>': | |
1687 *dst++ = '&'; *dst++ = 'g'; *dst++ = 't'; *dst++ = ';'; | |
1688 break; | |
1689 | |
1690 case '&': | |
1691 *dst++ = '&'; *dst++ = 'a'; *dst++ = 'm'; *dst++ = 'p'; | |
1692 *dst++ = ';'; | |
1693 break; | |
1694 | |
4312
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1695 case '"': |
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1696 *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
|
1697 *dst++ = 't'; *dst++ = ';'; |
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1698 break; |
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1699 |
1544 | 1700 default: |
1701 *dst++ = ch; | |
1702 break; | |
1703 } | |
3275 | 1704 size--; |
1544 | 1705 } |
1706 | |
1707 return (uintptr_t) dst; | |
1708 } | |
1709 | |
1710 | |
3641
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1711 void |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1712 ngx_str_rbtree_insert_value(ngx_rbtree_node_t *temp, |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1713 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1714 { |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1715 ngx_str_node_t *n, *t; |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1716 ngx_rbtree_node_t **p; |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1717 |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1718 for ( ;; ) { |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1719 |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1720 n = (ngx_str_node_t *) node; |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1721 t = (ngx_str_node_t *) temp; |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1722 |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1723 if (node->key != temp->key) { |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1724 |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1725 p = (node->key < temp->key) ? &temp->left : &temp->right; |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1726 |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1727 } else if (n->str.len != t->str.len) { |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1728 |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1729 p = (n->str.len < t->str.len) ? &temp->left : &temp->right; |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1730 |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1731 } else { |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1732 p = (ngx_memcmp(n->str.data, t->str.data, n->str.len) < 0) |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1733 ? &temp->left : &temp->right; |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1734 } |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1735 |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1736 if (*p == sentinel) { |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1737 break; |
6802ba529ec4
change ngx_http_variable_value_node_t to more generic ngx_str_node_t
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1738 } |
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1739 |
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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|
1740 temp = *p; |
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|
1741 } |
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|
1742 |
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|
1743 *p = node; |
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1744 node->parent = temp; |
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change ngx_http_variable_value_node_t to more generic ngx_str_node_t
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1745 node->left = sentinel; |
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1746 node->right = sentinel; |
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|
1747 ngx_rbt_red(node); |
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1748 } |
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|
1749 |
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|
1750 |
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|
1751 ngx_str_node_t * |
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1752 ngx_str_rbtree_lookup(ngx_rbtree_t *rbtree, ngx_str_t *val, uint32_t hash) |
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1753 { |
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1754 ngx_int_t rc; |
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1755 ngx_str_node_t *n; |
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1756 ngx_rbtree_node_t *node, *sentinel; |
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|
1757 |
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|
1758 node = rbtree->root; |
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1759 sentinel = rbtree->sentinel; |
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|
1760 |
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1761 while (node != sentinel) { |
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1762 |
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1763 n = (ngx_str_node_t *) node; |
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1764 |
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1765 if (hash != node->key) { |
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1766 node = (hash < node->key) ? node->left : node->right; |
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1767 continue; |
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1768 } |
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1769 |
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1770 if (val->len != n->str.len) { |
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1771 node = (val->len < n->str.len) ? node->left : node->right; |
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1772 continue; |
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1773 } |
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|
1774 |
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1775 rc = ngx_memcmp(val->data, n->str.data, val->len); |
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1776 |
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1777 if (rc < 0) { |
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1778 node = node->left; |
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1779 continue; |
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1780 } |
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|
1781 |
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1782 if (rc > 0) { |
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1783 node = node->right; |
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1784 continue; |
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1785 } |
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1786 |
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1787 return n; |
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1788 } |
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1789 |
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1790 return NULL; |
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1791 } |
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1792 |
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1793 |
1208 | 1794 /* ngx_sort() is implemented as insertion sort because we need stable sort */ |
1795 | |
1796 void | |
1797 ngx_sort(void *base, size_t n, size_t size, | |
1956
cb8c0c8e0c27
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1798 ngx_int_t (*cmp)(const void *, const void *)) |
1208 | 1799 { |
1955
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1800 u_char *p1, *p2, *p; |
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1801 |
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1802 p = ngx_alloc(size, ngx_cycle->log); |
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1803 if (p == NULL) { |
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|
1804 return; |
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|
1805 } |
1208 | 1806 |
1807 for (p1 = (u_char *) base + size; | |
1808 p1 < (u_char *) base + n * size; | |
1809 p1 += size) | |
1810 { | |
1955
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|
1811 ngx_memcpy(p, p1, size); |
1208 | 1812 |
1813 for (p2 = p1; | |
1955
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|
1814 p2 > (u_char *) base && cmp(p2 - size, p) > 0; |
1208 | 1815 p2 -= size) |
1816 { | |
1817 ngx_memcpy(p2, p2 - size, size); | |
1818 } | |
1819 | |
1955
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|
1820 ngx_memcpy(p2, p, size); |
1208 | 1821 } |
1955
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|
1822 |
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|
1823 ngx_free(p); |
1208 | 1824 } |
1825 | |
1826 | |
583 | 1827 #if (NGX_MEMCPY_LIMIT) |
1828 | |
1829 void * | |
4848
a0f1d53546d4
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Maxim Dounin <mdounin@mdounin.ru>
parents:
4604
diff
changeset
|
1830 ngx_memcpy(void *dst, const void *src, size_t n) |
583 | 1831 { |
1832 if (n > NGX_MEMCPY_LIMIT) { | |
1833 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, "memcpy %uz bytes", n); | |
1834 ngx_debug_point(); | |
1835 } | |
1836 | |
1837 return memcpy(dst, src, n); | |
1838 } | |
1839 | |
1840 #endif |