Mercurial > hg > nginx-quic
annotate src/core/ngx_string.c @ 4557:b13419459a50
Added explicit include of time.h.
Most of the systems have it included due to namespace pollution, but
relying on this is a bad idea. Explicit include is required for at least
Debian GNU/Hurd.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Tue, 27 Mar 2012 16:37:43 +0000 |
parents | d620f497c50f |
children | d3fc672fd6cc |
rev | line source |
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441
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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. |
441
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5 */ |
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6 |
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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 |
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11 |
2293 | 12 static u_char *ngx_sprintf_num(u_char *buf, u_char *last, uint64_t ui64, |
13 u_char zero, ngx_uint_t hexadecimal, ngx_uint_t width); | |
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14 static ngx_int_t ngx_decode_base64_internal(ngx_str_t *dst, ngx_str_t *src, |
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15 const u_char *basis); |
2293 | 16 |
17 | |
2135 | 18 void |
19 ngx_strlow(u_char *dst, u_char *src, size_t n) | |
20 { | |
3275 | 21 while (n) { |
2135 | 22 *dst = ngx_tolower(*src); |
23 dst++; | |
24 src++; | |
3275 | 25 n--; |
2135 | 26 } |
27 } | |
28 | |
29 | |
493 | 30 u_char * |
31 ngx_cpystrn(u_char *dst, u_char *src, size_t n) | |
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32 { |
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33 if (n == 0) { |
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34 return dst; |
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35 } |
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36 |
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37 while (--n) { |
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38 *dst = *src; |
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39 |
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40 if (*dst == '\0') { |
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41 return dst; |
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42 } |
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43 |
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44 dst++; |
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45 src++; |
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46 } |
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47 |
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48 *dst = '\0'; |
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49 |
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50 return dst; |
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51 } |
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52 |
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53 |
493 | 54 u_char * |
55 ngx_pstrdup(ngx_pool_t *pool, ngx_str_t *src) | |
485 | 56 { |
57 u_char *dst; | |
58 | |
2049 | 59 dst = ngx_pnalloc(pool, src->len); |
501 | 60 if (dst == NULL) { |
485 | 61 return NULL; |
62 } | |
63 | |
64 ngx_memcpy(dst, src->data, src->len); | |
65 | |
66 return dst; | |
67 } | |
68 | |
69 | |
455 | 70 /* |
71 * supported formats: | |
473 | 72 * %[0][width][x][X]O off_t |
461 | 73 * %[0][width]T time_t |
74 * %[0][width][u][x|X]z ssize_t/size_t | |
75 * %[0][width][u][x|X]d int/u_int | |
76 * %[0][width][u][x|X]l long | |
77 * %[0][width|m][u][x|X]i ngx_int_t/ngx_uint_t | |
78 * %[0][width][u][x|X]D int32_t/uint32_t | |
79 * %[0][width][u][x|X]L int64_t/uint64_t | |
495 | 80 * %[0][width|m][u][x|X]A ngx_atomic_int_t/ngx_atomic_uint_t |
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81 * %[0][width][.width]f double, max valid number fits to %18.15f |
461 | 82 * %P ngx_pid_t |
557 | 83 * %M ngx_msec_t |
461 | 84 * %r rlim_t |
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85 * %p void * |
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86 * %V ngx_str_t * |
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87 * %v ngx_variable_value_t * |
461 | 88 * %s null-terminated string |
1773 | 89 * %*s length and string |
461 | 90 * %Z '\0' |
525 | 91 * %N '\n' |
461 | 92 * %c char |
93 * %% % | |
455 | 94 * |
461 | 95 * reserved: |
96 * %t ptrdiff_t | |
3046 | 97 * %S null-terminated wchar string |
461 | 98 * %C wchar |
455 | 99 */ |
100 | |
461 | 101 |
503 | 102 u_char * ngx_cdecl |
493 | 103 ngx_sprintf(u_char *buf, const char *fmt, ...) |
461 | 104 { |
105 u_char *p; | |
106 va_list args; | |
107 | |
108 va_start(args, fmt); | |
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109 p = ngx_vslprintf(buf, (void *) -1, fmt, args); |
461 | 110 va_end(args); |
111 | |
112 return p; | |
113 } | |
114 | |
115 | |
503 | 116 u_char * ngx_cdecl |
493 | 117 ngx_snprintf(u_char *buf, size_t max, const char *fmt, ...) |
455 | 118 { |
461 | 119 u_char *p; |
120 va_list args; | |
121 | |
122 va_start(args, fmt); | |
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123 p = ngx_vslprintf(buf, buf + max, fmt, args); |
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124 va_end(args); |
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125 |
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126 return p; |
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127 } |
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128 |
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129 |
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130 u_char * ngx_cdecl |
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131 ngx_slprintf(u_char *buf, u_char *last, const char *fmt, ...) |
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132 { |
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133 u_char *p; |
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134 va_list args; |
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135 |
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136 va_start(args, fmt); |
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137 p = ngx_vslprintf(buf, last, fmt, args); |
461 | 138 va_end(args); |
139 | |
140 return p; | |
141 } | |
142 | |
455 | 143 |
493 | 144 u_char * |
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145 ngx_vslprintf(u_char *buf, u_char *last, const char *fmt, va_list args) |
461 | 146 { |
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147 u_char *p, zero; |
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148 int d; |
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149 double f, scale; |
1773 | 150 size_t len, slen; |
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151 int64_t i64; |
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152 uint64_t ui64; |
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153 ngx_msec_t ms; |
3275 | 154 ngx_uint_t width, sign, hex, max_width, frac_width, 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; | |
368 | |
369 buf = ngx_sprintf_num(buf, last, ui64, zero, 0, width); | |
370 | |
371 if (frac_width) { | |
372 | |
373 if (buf < last) { | |
374 *buf++ = '.'; | |
375 } | |
376 | |
377 scale = 1.0; | |
378 | |
3275 | 379 for (n = frac_width; n; n--) { |
2293 | 380 scale *= 10.0; |
381 } | |
382 | |
383 /* | |
384 * (int64_t) cast is required for msvc6: | |
4133
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385 * it cannot convert uint64_t to double |
2293 | 386 */ |
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387 ui64 = (uint64_t) ((f - (int64_t) ui64) * scale + 0.5); |
2293 | 388 |
389 buf = ngx_sprintf_num(buf, last, ui64, '0', 0, frac_width); | |
390 } | |
391 | |
392 fmt++; | |
393 | |
394 continue; | |
395 | |
461 | 396 #if !(NGX_WIN32) |
397 case 'r': | |
398 i64 = (int64_t) va_arg(args, rlim_t); | |
399 sign = 1; | |
400 break; | |
401 #endif | |
402 | |
403 case 'p': | |
404 ui64 = (uintptr_t) va_arg(args, void *); | |
2293 | 405 hex = 2; |
461 | 406 sign = 0; |
407 zero = '0'; | |
613 | 408 width = NGX_PTR_SIZE * 2; |
461 | 409 break; |
410 | |
457 | 411 case 'c': |
461 | 412 d = va_arg(args, int); |
457 | 413 *buf++ = (u_char) (d & 0xff); |
414 fmt++; | |
415 | |
416 continue; | |
417 | |
461 | 418 case 'Z': |
419 *buf++ = '\0'; | |
420 fmt++; | |
421 | |
422 continue; | |
423 | |
525 | 424 case 'N': |
425 #if (NGX_WIN32) | |
426 *buf++ = CR; | |
427 #endif | |
428 *buf++ = LF; | |
429 fmt++; | |
430 | |
431 continue; | |
432 | |
455 | 433 case '%': |
434 *buf++ = '%'; | |
435 fmt++; | |
436 | |
437 continue; | |
438 | |
439 default: | |
440 *buf++ = *fmt++; | |
441 | |
442 continue; | |
443 } | |
444 | |
461 | 445 if (sign) { |
446 if (i64 < 0) { | |
447 *buf++ = '-'; | |
448 ui64 = (uint64_t) -i64; | |
449 | |
450 } else { | |
451 ui64 = (uint64_t) i64; | |
452 } | |
453 } | |
454 | |
2293 | 455 buf = ngx_sprintf_num(buf, last, ui64, zero, hex, width); |
455 | 456 |
457 fmt++; | |
458 | |
459 } else { | |
460 *buf++ = *fmt++; | |
461 } | |
462 } | |
463 | |
464 return buf; | |
465 } | |
466 | |
467 | |
2293 | 468 static u_char * |
469 ngx_sprintf_num(u_char *buf, u_char *last, uint64_t ui64, u_char zero, | |
470 ngx_uint_t hexadecimal, ngx_uint_t width) | |
471 { | |
472 u_char *p, temp[NGX_INT64_LEN + 1]; | |
473 /* | |
474 * we need temp[NGX_INT64_LEN] only, | |
475 * but icc issues the warning | |
476 */ | |
477 size_t len; | |
478 uint32_t ui32; | |
479 static u_char hex[] = "0123456789abcdef"; | |
480 static u_char HEX[] = "0123456789ABCDEF"; | |
481 | |
482 p = temp + NGX_INT64_LEN; | |
483 | |
484 if (hexadecimal == 0) { | |
485 | |
486 if (ui64 <= NGX_MAX_UINT32_VALUE) { | |
487 | |
488 /* | |
489 * To divide 64-bit numbers and to find remainders | |
490 * on the x86 platform gcc and icc call the libc functions | |
491 * [u]divdi3() and [u]moddi3(), they call another function | |
492 * in its turn. On FreeBSD it is the qdivrem() function, | |
493 * its source code is about 170 lines of the code. | |
494 * The glibc counterpart is about 150 lines of the code. | |
495 * | |
496 * For 32-bit numbers and some divisors gcc and icc use | |
497 * a inlined multiplication and shifts. For example, | |
498 * unsigned "i32 / 10" is compiled to | |
499 * | |
500 * (i32 * 0xCCCCCCCD) >> 35 | |
501 */ | |
502 | |
503 ui32 = (uint32_t) ui64; | |
504 | |
505 do { | |
506 *--p = (u_char) (ui32 % 10 + '0'); | |
507 } while (ui32 /= 10); | |
508 | |
509 } else { | |
510 do { | |
511 *--p = (u_char) (ui64 % 10 + '0'); | |
512 } while (ui64 /= 10); | |
513 } | |
514 | |
515 } else if (hexadecimal == 1) { | |
516 | |
517 do { | |
518 | |
519 /* the "(uint32_t)" cast disables the BCC's warning */ | |
520 *--p = hex[(uint32_t) (ui64 & 0xf)]; | |
521 | |
522 } while (ui64 >>= 4); | |
523 | |
524 } else { /* hexadecimal == 2 */ | |
525 | |
526 do { | |
527 | |
528 /* the "(uint32_t)" cast disables the BCC's warning */ | |
529 *--p = HEX[(uint32_t) (ui64 & 0xf)]; | |
530 | |
531 } while (ui64 >>= 4); | |
532 } | |
533 | |
534 /* zero or space padding */ | |
535 | |
536 len = (temp + NGX_INT64_LEN) - p; | |
537 | |
538 while (len++ < width && buf < last) { | |
539 *buf++ = zero; | |
540 } | |
541 | |
542 /* number safe copy */ | |
543 | |
544 len = (temp + NGX_INT64_LEN) - p; | |
545 | |
546 if (buf + len > last) { | |
547 len = last - buf; | |
548 } | |
549 | |
550 return ngx_cpymem(buf, p, len); | |
551 } | |
552 | |
553 | |
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554 /* |
1541 | 555 * We use ngx_strcasecmp()/ngx_strncasecmp() for 7-bit ASCII strings only, |
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556 * and implement our own ngx_strcasecmp()/ngx_strncasecmp() |
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557 * to avoid libc locale overhead. Besides, we use the ngx_uint_t's |
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558 * instead of the u_char's, because they are slightly faster. |
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559 */ |
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560 |
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561 ngx_int_t |
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562 ngx_strcasecmp(u_char *s1, u_char *s2) |
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563 { |
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564 ngx_uint_t c1, c2; |
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565 |
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566 for ( ;; ) { |
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567 c1 = (ngx_uint_t) *s1++; |
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568 c2 = (ngx_uint_t) *s2++; |
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569 |
3115 | 570 c1 = (c1 >= 'A' && c1 <= 'Z') ? (c1 | 0x20) : c1; |
571 c2 = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2; | |
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572 |
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573 if (c1 == c2) { |
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574 |
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575 if (c1) { |
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576 continue; |
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577 } |
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578 |
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579 return 0; |
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580 } |
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581 |
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582 return c1 - c2; |
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583 } |
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584 } |
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585 |
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586 |
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587 ngx_int_t |
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588 ngx_strncasecmp(u_char *s1, u_char *s2, size_t n) |
db7c468c447d
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|
589 { |
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|
590 ngx_uint_t c1, c2; |
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|
591 |
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592 while (n) { |
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593 c1 = (ngx_uint_t) *s1++; |
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594 c2 = (ngx_uint_t) *s2++; |
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|
595 |
3115 | 596 c1 = (c1 >= 'A' && c1 <= 'Z') ? (c1 | 0x20) : c1; |
597 c2 = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2; | |
1107
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changeset
|
598 |
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599 if (c1 == c2) { |
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|
600 |
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601 if (c1) { |
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|
602 n--; |
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|
603 continue; |
db7c468c447d
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604 } |
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|
605 |
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606 return 0; |
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|
607 } |
db7c468c447d
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|
608 |
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609 return c1 - c2; |
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610 } |
db7c468c447d
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|
611 |
db7c468c447d
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612 return 0; |
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|
613 } |
db7c468c447d
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|
614 |
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615 |
1552 | 616 u_char * |
617 ngx_strnstr(u_char *s1, char *s2, size_t len) | |
618 { | |
619 u_char c1, c2; | |
620 size_t n; | |
621 | |
622 c2 = *(u_char *) s2++; | |
623 | |
624 n = ngx_strlen(s2); | |
625 | |
626 do { | |
627 do { | |
628 if (len-- == 0) { | |
629 return NULL; | |
630 } | |
631 | |
632 c1 = *s1++; | |
633 | |
634 if (c1 == 0) { | |
635 return NULL; | |
636 } | |
637 | |
638 } while (c1 != c2); | |
639 | |
640 if (n > len) { | |
641 return NULL; | |
642 } | |
643 | |
644 } while (ngx_strncmp(s1, (u_char *) s2, n) != 0); | |
645 | |
646 return --s1; | |
647 } | |
648 | |
649 | |
1550 | 650 /* |
651 * ngx_strstrn() and ngx_strcasestrn() are intended to search for static | |
652 * substring with known length in null-terminated string. The argument n | |
653 * must be length of the second substring - 1. | |
654 */ | |
655 | |
1542
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diff
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|
656 u_char * |
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|
657 ngx_strstrn(u_char *s1, char *s2, size_t n) |
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|
658 { |
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|
659 u_char c1, c2; |
f5bd1a7ed2cd
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|
660 |
f5bd1a7ed2cd
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changeset
|
661 c2 = *(u_char *) s2++; |
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|
662 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
663 do { |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
664 do { |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
665 c1 = *s1++; |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
666 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
667 if (c1 == 0) { |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
668 return NULL; |
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 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
671 } while (c1 != c2); |
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 } while (ngx_strncmp(s1, (u_char *) s2, n) != 0); |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
674 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
675 return --s1; |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
676 } |
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 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
679 u_char * |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
680 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
|
681 { |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
682 ngx_uint_t c1, c2; |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
683 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
684 c2 = (ngx_uint_t) *s2++; |
3115 | 685 c2 = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2; |
1542
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 do { |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
688 do { |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
689 c1 = (ngx_uint_t) *s1++; |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
690 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
691 if (c1 == 0) { |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
692 return NULL; |
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 |
3115 | 695 c1 = (c1 >= 'A' && c1 <= 'Z') ? (c1 | 0x20) : c1; |
1542
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 } while (c1 != c2); |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
698 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
699 } while (ngx_strncasecmp(s1, (u_char *) s2, n) != 0); |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
700 |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
701 return --s1; |
f5bd1a7ed2cd
ngx_strstrn() and ngx_strcasestrn()
Igor Sysoev <igor@sysoev.ru>
parents:
1541
diff
changeset
|
702 } |
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 |
2668 | 705 /* |
706 * ngx_strlcasestrn() is intended to search for static substring | |
707 * with known length in string until the argument last. The argument n | |
708 * must be length of the second substring - 1. | |
709 */ | |
710 | |
711 u_char * | |
712 ngx_strlcasestrn(u_char *s1, u_char *last, u_char *s2, size_t n) | |
713 { | |
714 ngx_uint_t c1, c2; | |
715 | |
716 c2 = (ngx_uint_t) *s2++; | |
3115 | 717 c2 = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2; |
2668 | 718 last -= n; |
719 | |
720 do { | |
721 do { | |
2680
82e3946062be
backout r2677 and fix ngx_strlcasestrn() again
Igor Sysoev <igor@sysoev.ru>
parents:
2676
diff
changeset
|
722 if (s1 >= last) { |
2668 | 723 return NULL; |
724 } | |
725 | |
726 c1 = (ngx_uint_t) *s1++; | |
727 | |
3115 | 728 c1 = (c1 >= 'A' && c1 <= 'Z') ? (c1 | 0x20) : c1; |
2668 | 729 |
730 } while (c1 != c2); | |
731 | |
732 } while (ngx_strncasecmp(s1, s2, n) != 0); | |
733 | |
734 return --s1; | |
735 } | |
736 | |
737 | |
493 | 738 ngx_int_t |
739 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
|
740 { |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
741 if (n == 0) { |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
742 return 0; |
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 |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
745 n--; |
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 for ( ;; ) { |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
748 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
|
749 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
|
750 } |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
751 |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
752 if (n == 0) { |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
753 return 0; |
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 |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
756 n--; |
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 |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
760 |
493 | 761 ngx_int_t |
762 ngx_rstrncasecmp(u_char *s1, u_char *s2, size_t n) | |
455 | 763 { |
764 u_char c1, c2; | |
765 | |
766 if (n == 0) { | |
767 return 0; | |
768 } | |
769 | |
770 n--; | |
771 | |
772 for ( ;; ) { | |
773 c1 = s1[n]; | |
774 if (c1 >= 'a' && c1 <= 'z') { | |
775 c1 -= 'a' - 'A'; | |
776 } | |
777 | |
778 c2 = s2[n]; | |
779 if (c2 >= 'a' && c2 <= 'z') { | |
780 c2 -= 'a' - 'A'; | |
781 } | |
782 | |
783 if (c1 != c2) { | |
784 return c1 - c2; | |
785 } | |
786 | |
787 if (n == 0) { | |
788 return 0; | |
789 } | |
790 | |
791 n--; | |
792 } | |
793 } | |
794 | |
795 | |
493 | 796 ngx_int_t |
1029
ce08bc4cb97b
ngx_strn2cmp() > ngx_memn2cmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1024
diff
changeset
|
797 ngx_memn2cmp(u_char *s1, u_char *s2, size_t n1, size_t n2) |
1024 | 798 { |
799 size_t n; | |
800 ngx_int_t m, z; | |
801 | |
802 if (n1 <= n2) { | |
803 n = n1; | |
804 z = -1; | |
805 | |
806 } else { | |
807 n = n2; | |
808 z = 1; | |
809 } | |
810 | |
1029
ce08bc4cb97b
ngx_strn2cmp() > ngx_memn2cmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1024
diff
changeset
|
811 m = ngx_memcmp(s1, s2, n); |
1024 | 812 |
813 if (m || n1 == n2) { | |
814 return m; | |
815 } | |
816 | |
817 return z; | |
818 } | |
819 | |
820 | |
821 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
|
822 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
|
823 { |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
824 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
|
825 |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
826 for ( ;; ) { |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
827 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
|
828 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
|
829 |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
830 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
|
831 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
|
832 |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
833 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
|
834 |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
835 if (c1) { |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
836 continue; |
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 |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
839 return 0; |
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 /* 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
|
843 |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
844 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
|
845 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
|
846 |
98e288c6dac3
If .domain.com, .sub.domain.com, and .domain-some.com were defined,
Igor Sysoev <igor@sysoev.ru>
parents:
3115
diff
changeset
|
847 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
|
848 } |
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 |
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 ngx_int_t |
493 | 853 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
|
854 { |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
855 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
|
856 |
84
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
857 if (n == 0) { |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
858 return NGX_ERROR; |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
859 } |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
860 |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
861 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
|
862 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
|
863 return NGX_ERROR; |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
864 } |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
865 |
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
866 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
|
867 } |
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 if (value < 0) { |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
870 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
|
871 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
872 } else { |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
873 return value; |
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 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
876 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
877 |
3512 | 878 /* parse a fixed point number, e.g., ngx_atofp("10.5", 4, 2) returns 1050 */ |
879 | |
880 ngx_int_t | |
881 ngx_atofp(u_char *line, size_t n, size_t point) | |
882 { | |
883 ngx_int_t value; | |
884 ngx_uint_t dot; | |
885 | |
886 if (n == 0) { | |
887 return NGX_ERROR; | |
888 } | |
889 | |
890 dot = 0; | |
891 | |
892 for (value = 0; n--; line++) { | |
893 | |
894 if (point == 0) { | |
895 return NGX_ERROR; | |
896 } | |
897 | |
898 if (*line == '.') { | |
899 if (dot) { | |
900 return NGX_ERROR; | |
901 } | |
902 | |
903 dot = 1; | |
904 continue; | |
905 } | |
906 | |
907 if (*line < '0' || *line > '9') { | |
908 return NGX_ERROR; | |
909 } | |
910 | |
911 value = value * 10 + (*line - '0'); | |
912 point -= dot; | |
913 } | |
914 | |
915 while (point--) { | |
916 value = value * 10; | |
917 } | |
918 | |
919 if (value < 0) { | |
920 return NGX_ERROR; | |
921 | |
922 } else { | |
923 return value; | |
924 } | |
925 } | |
926 | |
927 | |
501 | 928 ssize_t |
929 ngx_atosz(u_char *line, size_t n) | |
930 { | |
931 ssize_t value; | |
932 | |
933 if (n == 0) { | |
934 return NGX_ERROR; | |
935 } | |
936 | |
937 for (value = 0; n--; line++) { | |
938 if (*line < '0' || *line > '9') { | |
939 return NGX_ERROR; | |
940 } | |
941 | |
942 value = value * 10 + (*line - '0'); | |
943 } | |
944 | |
945 if (value < 0) { | |
946 return NGX_ERROR; | |
947 | |
948 } else { | |
949 return value; | |
950 } | |
951 } | |
952 | |
953 | |
954 off_t | |
955 ngx_atoof(u_char *line, size_t n) | |
956 { | |
957 off_t value; | |
958 | |
959 if (n == 0) { | |
960 return NGX_ERROR; | |
961 } | |
962 | |
963 for (value = 0; n--; line++) { | |
964 if (*line < '0' || *line > '9') { | |
965 return NGX_ERROR; | |
966 } | |
967 | |
968 value = value * 10 + (*line - '0'); | |
969 } | |
970 | |
971 if (value < 0) { | |
972 return NGX_ERROR; | |
973 | |
974 } else { | |
975 return value; | |
976 } | |
977 } | |
978 | |
979 | |
980 time_t | |
981 ngx_atotm(u_char *line, size_t n) | |
982 { | |
983 time_t value; | |
984 | |
985 if (n == 0) { | |
986 return NGX_ERROR; | |
987 } | |
988 | |
989 for (value = 0; n--; line++) { | |
990 if (*line < '0' || *line > '9') { | |
991 return NGX_ERROR; | |
992 } | |
993 | |
994 value = value * 10 + (*line - '0'); | |
995 } | |
996 | |
997 if (value < 0) { | |
998 return NGX_ERROR; | |
999 | |
1000 } else { | |
1001 return value; | |
1002 } | |
1003 } | |
1004 | |
1005 | |
493 | 1006 ngx_int_t |
1007 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
|
1008 { |
783 | 1009 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
|
1010 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
|
1011 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1012 if (n == 0) { |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1013 return NGX_ERROR; |
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 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1016 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
|
1017 ch = *line; |
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 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
|
1020 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
|
1021 continue; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1022 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1023 |
783 | 1024 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
|
1025 |
783 | 1026 if (c >= 'a' && c <= 'f') { |
1027 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
|
1028 continue; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1029 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1030 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1031 return NGX_ERROR; |
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 if (value < 0) { |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1035 return NGX_ERROR; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
1036 |
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
1037 } else { |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
1038 return value; |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
1039 } |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1040 } |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1041 |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1042 |
1745
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1043 u_char * |
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1044 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
|
1045 { |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
1046 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
|
1047 |
1745
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1048 while (len--) { |
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1049 *dst++ = hex[*src >> 4]; |
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1050 *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
|
1051 } |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
1052 |
1745
ec63069aeb78
replace ngx_md5_text() with ngx_hex_dump()
Igor Sysoev <igor@sysoev.ru>
parents:
1629
diff
changeset
|
1053 return dst; |
174
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
1054 } |
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
1055 |
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
1056 |
493 | 1057 void |
1058 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
|
1059 { |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1060 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
|
1061 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
|
1062 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
|
1063 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1064 |
409
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
1065 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
|
1066 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
|
1067 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
|
1068 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1069 while (len > 2) { |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1070 *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
|
1071 *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
|
1072 *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
|
1073 *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
|
1074 |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1075 s += 3; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1076 len -= 3; |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1077 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1078 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1079 if (len) { |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1080 *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
|
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 == 1) { |
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] & 3) << 4]; |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1084 *d++ = '='; |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1085 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1086 } else { |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1087 *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
|
1088 *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
|
1089 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1090 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1091 *d++ = '='; |
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 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
|
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 |
493 | 1098 ngx_int_t |
1099 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
|
1100 { |
827 | 1101 static u_char basis64[] = { |
1102 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
1103 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
1104 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 62, 77, 77, 77, 63, | |
1105 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 77, 77, 77, 77, 77, 77, | |
1106 77, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, | |
1107 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 77, 77, 77, 77, 77, | |
1108 77, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, | |
1109 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
|
1110 |
827 | 1111 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
1112 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
1113 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, | |
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 }; | |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1120 |
3756
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1121 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
|
1122 } |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1123 |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1124 |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1125 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
|
1126 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
|
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 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
|
1129 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
|
1130 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
|
1131 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
|
1132 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
|
1133 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
|
1134 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
|
1135 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
|
1136 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
|
1137 |
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, 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
|
1139 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
|
1140 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
|
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 }; |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1147 |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1148 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
|
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 |
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1152 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
|
1153 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
|
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 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
|
1156 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
|
1157 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1158 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
|
1159 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
|
1160 break; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1161 } |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1162 |
3756
7224d008faaf
new ngx_http_secure_link_module with secure_link, secure_link_md5, and
Igor Sysoev <igor@sysoev.ru>
parents:
3725
diff
changeset
|
1163 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
|
1164 return NGX_ERROR; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1165 } |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1166 } |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1167 |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1168 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
|
1169 return NGX_ERROR; |
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 |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1172 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
|
1173 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
|
1174 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1175 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
|
1176 *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
|
1177 *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
|
1178 *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
|
1179 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1180 s += 4; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1181 len -= 4; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1182 } |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1183 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1184 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
|
1185 *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
|
1186 } |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1187 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1188 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
|
1189 *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
|
1190 } |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1191 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
1192 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
|
1193 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1194 return NGX_OK; |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1195 } |
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 |
657 | 1198 /* |
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1199 * ngx_utf8_decode() decodes two and more bytes UTF sequences only |
657 | 1200 * the return values: |
1201 * 0x80 - 0x10ffff valid character | |
2120 | 1202 * 0x110000 - 0xfffffffd invalid sequence |
657 | 1203 * 0xfffffffe incomplete sequence |
1204 * 0xffffffff error | |
1205 */ | |
1206 | |
1207 uint32_t | |
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1208 ngx_utf8_decode(u_char **p, size_t n) |
657 | 1209 { |
1210 size_t len; | |
1211 uint32_t u, i, valid; | |
1212 | |
1213 u = **p; | |
1214 | |
4209
9679fc14c063
Fixed utf8 decode (ticket #25).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4192
diff
changeset
|
1215 if (u >= 0xf0) { |
657 | 1216 |
1217 u &= 0x07; | |
1218 valid = 0xffff; | |
1219 len = 3; | |
1220 | |
4209
9679fc14c063
Fixed utf8 decode (ticket #25).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4192
diff
changeset
|
1221 } else if (u >= 0xe0) { |
657 | 1222 |
1223 u &= 0x0f; | |
1224 valid = 0x7ff; | |
1225 len = 2; | |
1226 | |
4209
9679fc14c063
Fixed utf8 decode (ticket #25).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4192
diff
changeset
|
1227 } else if (u >= 0xc2) { |
657 | 1228 |
1229 u &= 0x1f; | |
1230 valid = 0x7f; | |
1231 len = 1; | |
1232 | |
1233 } else { | |
1234 (*p)++; | |
1235 return 0xffffffff; | |
1236 } | |
1237 | |
1238 if (n - 1 < len) { | |
1239 return 0xfffffffe; | |
1240 } | |
1241 | |
1242 (*p)++; | |
1243 | |
1244 while (len) { | |
1245 i = *(*p)++; | |
1246 | |
1247 if (i < 0x80) { | |
1248 return 0xffffffff; | |
1249 } | |
1250 | |
1251 u = (u << 6) | (i & 0x3f); | |
1252 | |
1253 len--; | |
1254 } | |
1255 | |
1256 if (u > valid) { | |
1257 return u; | |
1258 } | |
1259 | |
1260 return 0xffffffff; | |
1261 } | |
1262 | |
1263 | |
523 | 1264 size_t |
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1265 ngx_utf8_length(u_char *p, size_t n) |
523 | 1266 { |
2120 | 1267 u_char c, *last; |
1268 size_t len; | |
523 | 1269 |
2120 | 1270 last = p + n; |
523 | 1271 |
2120 | 1272 for (len = 0; p < last; len++) { |
1273 | |
1274 c = *p; | |
523 | 1275 |
1276 if (c < 0x80) { | |
2120 | 1277 p++; |
523 | 1278 continue; |
1279 } | |
1280 | |
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1281 if (ngx_utf8_decode(&p, n) > 0x10ffff) { |
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1282 /* invalid UTF-8 */ |
2120 | 1283 return n; |
523 | 1284 } |
1285 } | |
1286 | |
1287 return len; | |
1288 } | |
1289 | |
1290 | |
527 | 1291 u_char * |
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1292 ngx_utf8_cpystrn(u_char *dst, u_char *src, size_t n, size_t len) |
527 | 1293 { |
2120 | 1294 u_char c, *next; |
527 | 1295 |
1296 if (n == 0) { | |
1297 return dst; | |
1298 } | |
1299 | |
2120 | 1300 while (--n) { |
527 | 1301 |
1302 c = *src; | |
1303 *dst = c; | |
1304 | |
1305 if (c < 0x80) { | |
2120 | 1306 |
1307 if (c != '\0') { | |
1308 dst++; | |
1309 src++; | |
1310 len--; | |
1311 | |
527 | 1312 continue; |
1313 } | |
1314 | |
1315 return dst; | |
1316 } | |
1317 | |
2120 | 1318 next = src; |
527 | 1319 |
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1320 if (ngx_utf8_decode(&next, len) > 0x10ffff) { |
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2120
diff
changeset
|
1321 /* invalid UTF-8 */ |
2120 | 1322 break; |
527 | 1323 } |
1324 | |
2120 | 1325 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
|
1326 *dst++ = *src++; |
2120 | 1327 len--; |
1328 } | |
527 | 1329 } |
1330 | |
1331 *dst = '\0'; | |
1332 | |
1333 return dst; | |
1334 } | |
1335 | |
1336 | |
493 | 1337 uintptr_t |
1338 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
|
1339 { |
3275 | 1340 ngx_uint_t n; |
827 | 1341 uint32_t *escape; |
1342 static u_char hex[] = "0123456789abcdef"; | |
461 | 1343 |
827 | 1344 /* " ", "#", "%", "?", %00-%1F, %7F-%FF */ |
485 | 1345 |
827 | 1346 static uint32_t uri[] = { |
1347 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
|
1348 |
827 | 1349 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
1350 0x80000029, /* 1000 0000 0000 0000 0000 0000 0010 1001 */ | |
1351 | |
1352 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
1353 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
452 | 1354 |
827 | 1355 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
1356 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
|
1357 |
827 | 1358 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
1359 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1360 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1361 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1362 }; | |
452 | 1363 |
3486
5d28d30ba1b1
escape ampersand in argument while rewrite
Igor Sysoev <igor@sysoev.ru>
parents:
3410
diff
changeset
|
1364 /* " ", "#", "%", "&", "+", "?", %00-%1F, %7F-%FF */ |
485 | 1365 |
827 | 1366 static uint32_t args[] = { |
1367 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1368 | |
1369 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ | |
3725 | 1370 0x88000869, /* 1000 1000 0000 0000 0000 1000 0110 1001 */ |
485 | 1371 |
827 | 1372 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ |
1373 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
485 | 1374 |
827 | 1375 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
1376 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ | |
485 | 1377 |
827 | 1378 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
1379 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1380 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1381 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1382 }; | |
485 | 1383 |
4192
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1384 /* not ALPHA, DIGIT, "-", ".", "_", "~" */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1385 |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1386 static uint32_t uri_component[] = { |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1387 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
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 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1390 0xfc009fff, /* 1111 1100 0000 0000 1001 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 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1393 0x78000001, /* 0111 1000 0000 0000 0000 0000 0000 0001 */ |
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 0xb8000001, /* 1011 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 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1399 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1400 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
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 }; |
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1403 |
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1404 /* " ", "#", """, "%", "'", %00-%1F, %7F-%FF */ |
485 | 1405 |
827 | 1406 static uint32_t html[] = { |
1407 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
461 | 1408 |
827 | 1409 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
1297 | 1410 0x000000ad, /* 0000 0000 0000 0000 0000 0000 1010 1101 */ |
827 | 1411 |
1412 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
1413 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
461 | 1414 |
827 | 1415 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
1416 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ | |
461 | 1417 |
827 | 1418 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
1419 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1420 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1421 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
1422 }; | |
461 | 1423 |
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1424 /* " ", """, "%", "'", %00-%1F, %7F-%FF */ |
461 | 1425 |
1298
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1426 static uint32_t refresh[] = { |
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1427 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
|
1428 |
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1429 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
1629
12a656452ad1
do not encode already encoded characters in msie_refresh
Igor Sysoev <igor@sysoev.ru>
parents:
1593
diff
changeset
|
1430 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
|
1431 |
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1432 /* _^]\ [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
|
1433 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
|
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 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
|
1437 |
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1438 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
|
1439 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
|
1440 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
|
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 }; |
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1443 |
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1444 /* " ", "%", %00-%1F */ |
1333
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1445 |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1446 static uint32_t memcached[] = { |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1447 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
|
1448 |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1449 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1450 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
|
1451 |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1452 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1453 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
|
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 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
|
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 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
|
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 }; |
07ebeeb55700
escape space, etc in $memcached_key
Igor Sysoev <igor@sysoev.ru>
parents:
1310
diff
changeset
|
1463 |
1405
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1464 /* 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
|
1465 |
fdd064faf26a
escape " ", "%", and %00-%1F in login and password
Igor Sysoev <igor@sysoev.ru>
parents:
1333
diff
changeset
|
1466 static uint32_t *map[] = |
4192
61e4af19df9f
Autoindex: escape '?' in file names.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
1467 { 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
|
1468 |
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1469 |
458e041fc902
msie_refresh should escape at least '"' to prevent XSS
Igor Sysoev <igor@sysoev.ru>
parents:
1297
diff
changeset
|
1470 escape = map[type]; |
461 | 1471 |
452 | 1472 if (dst == NULL) { |
1473 | |
1474 /* 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
|
1475 |
3115 | 1476 n = 0; |
452 | 1477 |
3275 | 1478 while (size) { |
452 | 1479 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { |
1480 n++; | |
1481 } | |
1482 src++; | |
3275 | 1483 size--; |
452 | 1484 } |
1485 | |
485 | 1486 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
|
1487 } |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1488 |
3275 | 1489 while (size) { |
452 | 1490 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { |
1491 *dst++ = '%'; | |
1492 *dst++ = hex[*src >> 4]; | |
1493 *dst++ = hex[*src & 0xf]; | |
1494 src++; | |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1495 |
452 | 1496 } else { |
1497 *dst++ = *src++; | |
1498 } | |
3275 | 1499 size--; |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1500 } |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
1501 |
485 | 1502 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
|
1503 } |
577 | 1504 |
1505 | |
1506 void | |
601 | 1507 ngx_unescape_uri(u_char **dst, u_char **src, size_t size, ngx_uint_t type) |
577 | 1508 { |
1509 u_char *d, *s, ch, c, decoded; | |
1510 enum { | |
1511 sw_usual = 0, | |
1512 sw_quoted, | |
1513 sw_quoted_second | |
1514 } state; | |
1515 | |
1516 d = *dst; | |
1517 s = *src; | |
1518 | |
1519 state = 0; | |
1520 decoded = 0; | |
1521 | |
1522 while (size--) { | |
1523 | |
1524 ch = *s++; | |
1525 | |
1526 switch (state) { | |
1527 case sw_usual: | |
1593 | 1528 if (ch == '?' |
1529 && (type & (NGX_UNESCAPE_URI|NGX_UNESCAPE_REDIRECT))) | |
1530 { | |
577 | 1531 *d++ = ch; |
1532 goto done; | |
1533 } | |
1534 | |
1535 if (ch == '%') { | |
1536 state = sw_quoted; | |
1537 break; | |
1538 } | |
1539 | |
1540 *d++ = ch; | |
1541 break; | |
1542 | |
1543 case sw_quoted: | |
1544 | |
1545 if (ch >= '0' && ch <= '9') { | |
1546 decoded = (u_char) (ch - '0'); | |
1547 state = sw_quoted_second; | |
1548 break; | |
1549 } | |
1550 | |
1551 c = (u_char) (ch | 0x20); | |
1552 if (c >= 'a' && c <= 'f') { | |
1553 decoded = (u_char) (c - 'a' + 10); | |
1554 state = sw_quoted_second; | |
1555 break; | |
1556 } | |
1557 | |
589 | 1558 /* the invalid quoted character */ |
577 | 1559 |
589 | 1560 state = sw_usual; |
1561 | |
1562 *d++ = ch; | |
577 | 1563 |
1564 break; | |
1565 | |
1566 case sw_quoted_second: | |
1567 | |
589 | 1568 state = sw_usual; |
1569 | |
577 | 1570 if (ch >= '0' && ch <= '9') { |
1571 ch = (u_char) ((decoded << 4) + ch - '0'); | |
1572 | |
1593 | 1573 if (type & NGX_UNESCAPE_REDIRECT) { |
601 | 1574 if (ch > '%' && ch < 0x7f) { |
1575 *d++ = ch; | |
1576 break; | |
1577 } | |
1578 | |
1579 *d++ = '%'; *d++ = *(s - 2); *d++ = *(s - 1); | |
1580 | |
577 | 1581 break; |
1582 } | |
1583 | |
601 | 1584 *d++ = ch; |
577 | 1585 |
1586 break; | |
1587 } | |
1588 | |
1589 c = (u_char) (ch | 0x20); | |
1590 if (c >= 'a' && c <= 'f') { | |
1591 ch = (u_char) ((decoded << 4) + c - 'a' + 10); | |
1592 | |
1593 | 1593 if (type & NGX_UNESCAPE_URI) { |
1594 if (ch == '?') { | |
1595 *d++ = ch; | |
1596 goto done; | |
1597 } | |
1598 | |
1599 *d++ = ch; | |
1600 break; | |
1601 } | |
1602 | |
1603 if (type & NGX_UNESCAPE_REDIRECT) { | |
601 | 1604 if (ch == '?') { |
1605 *d++ = ch; | |
1606 goto done; | |
1607 } | |
577 | 1608 |
601 | 1609 if (ch > '%' && ch < 0x7f) { |
1610 *d++ = ch; | |
1611 break; | |
1612 } | |
1613 | |
1614 *d++ = '%'; *d++ = *(s - 2); *d++ = *(s - 1); | |
577 | 1615 break; |
1616 } | |
1617 | |
601 | 1618 *d++ = ch; |
577 | 1619 |
1620 break; | |
1621 } | |
1622 | |
589 | 1623 /* the invalid quoted character */ |
577 | 1624 |
1625 break; | |
1626 } | |
1627 } | |
1628 | |
1629 done: | |
1630 | |
1631 *dst = d; | |
1632 *src = s; | |
1633 } | |
583 | 1634 |
1635 | |
1544 | 1636 uintptr_t |
1637 ngx_escape_html(u_char *dst, u_char *src, size_t size) | |
1638 { | |
1639 u_char ch; | |
3275 | 1640 ngx_uint_t len; |
1544 | 1641 |
1642 if (dst == NULL) { | |
1643 | |
1644 len = 0; | |
1645 | |
3275 | 1646 while (size) { |
1544 | 1647 switch (*src++) { |
1648 | |
1649 case '<': | |
1650 len += sizeof("<") - 2; | |
1560
25ee6eee7573
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1552
diff
changeset
|
1651 break; |
1544 | 1652 |
1653 case '>': | |
1654 len += sizeof(">") - 2; | |
1560
25ee6eee7573
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1552
diff
changeset
|
1655 break; |
1544 | 1656 |
1657 case '&': | |
1658 len += sizeof("&") - 2; | |
1560
25ee6eee7573
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1552
diff
changeset
|
1659 break; |
1544 | 1660 |
4312
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1661 case '"': |
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1662 len += sizeof(""") - 2; |
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1663 break; |
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1664 |
1544 | 1665 default: |
1666 break; | |
1667 } | |
3275 | 1668 size--; |
1544 | 1669 } |
1670 | |
1671 return (uintptr_t) len; | |
1672 } | |
1673 | |
3275 | 1674 while (size) { |
1544 | 1675 ch = *src++; |
1676 | |
1677 switch (ch) { | |
1678 | |
1679 case '<': | |
1680 *dst++ = '&'; *dst++ = 'l'; *dst++ = 't'; *dst++ = ';'; | |
1681 break; | |
1682 | |
1683 case '>': | |
1684 *dst++ = '&'; *dst++ = 'g'; *dst++ = 't'; *dst++ = ';'; | |
1685 break; | |
1686 | |
1687 case '&': | |
1688 *dst++ = '&'; *dst++ = 'a'; *dst++ = 'm'; *dst++ = 'p'; | |
1689 *dst++ = ';'; | |
1690 break; | |
1691 | |
4312
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1692 case '"': |
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1693 *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
|
1694 *dst++ = 't'; *dst++ = ';'; |
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1695 break; |
0a8e51a16484
Added escaping of double quotes in ngx_escape_html().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4209
diff
changeset
|
1696 |
1544 | 1697 default: |
1698 *dst++ = ch; | |
1699 break; | |
1700 } | |
3275 | 1701 size--; |
1544 | 1702 } |
1703 | |
1704 return (uintptr_t) dst; | |
1705 } | |
1706 | |
1707 | |
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
|
1708 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
|
1709 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
|
1710 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
|
1711 { |
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_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
|
1713 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
|
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 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
|
1716 |
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 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
|
1718 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
|
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 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
|
1721 |
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 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
|
1723 |
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 } 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
|
1725 |
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 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
|
1727 |
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 } 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
|
1729 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
|
1730 ? &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
|
1731 } |
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 |
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 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
|
1734 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
|
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 |
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 temp = *p; |
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1738 } |
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1739 |
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1740 *p = node; |
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1741 node->parent = temp; |
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1742 node->left = sentinel; |
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1743 node->right = sentinel; |
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1744 ngx_rbt_red(node); |
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1745 } |
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1746 |
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1747 |
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1748 ngx_str_node_t * |
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1749 ngx_str_rbtree_lookup(ngx_rbtree_t *rbtree, ngx_str_t *val, uint32_t hash) |
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1750 { |
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1751 ngx_int_t rc; |
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1752 ngx_str_node_t *n; |
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1753 ngx_rbtree_node_t *node, *sentinel; |
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1754 |
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1755 node = rbtree->root; |
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1756 sentinel = rbtree->sentinel; |
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1757 |
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1758 while (node != sentinel) { |
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1759 |
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1760 n = (ngx_str_node_t *) node; |
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1761 |
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1762 if (hash != node->key) { |
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1763 node = (hash < node->key) ? node->left : node->right; |
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1764 continue; |
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1765 } |
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1766 |
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1767 if (val->len != n->str.len) { |
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1768 node = (val->len < n->str.len) ? node->left : node->right; |
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1769 continue; |
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1770 } |
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1771 |
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1772 rc = ngx_memcmp(val->data, n->str.data, val->len); |
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1773 |
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1774 if (rc < 0) { |
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1775 node = node->left; |
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1776 continue; |
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1777 } |
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1778 |
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1779 if (rc > 0) { |
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1780 node = node->right; |
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1781 continue; |
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1782 } |
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1783 |
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1784 return n; |
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1785 } |
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1786 |
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1787 return NULL; |
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1788 } |
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1789 |
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1790 |
1208 | 1791 /* ngx_sort() is implemented as insertion sort because we need stable sort */ |
1792 | |
1793 void | |
1794 ngx_sort(void *base, size_t n, size_t size, | |
1956
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1795 ngx_int_t (*cmp)(const void *, const void *)) |
1208 | 1796 { |
1955
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1797 u_char *p1, *p2, *p; |
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1798 |
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1799 p = ngx_alloc(size, ngx_cycle->log); |
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1800 if (p == NULL) { |
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1801 return; |
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1802 } |
1208 | 1803 |
1804 for (p1 = (u_char *) base + size; | |
1805 p1 < (u_char *) base + n * size; | |
1806 p1 += size) | |
1807 { | |
1955
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1808 ngx_memcpy(p, p1, size); |
1208 | 1809 |
1810 for (p2 = p1; | |
1955
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1811 p2 > (u_char *) base && cmp(p2 - size, p) > 0; |
1208 | 1812 p2 -= size) |
1813 { | |
1814 ngx_memcpy(p2, p2 - size, size); | |
1815 } | |
1816 | |
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|
1817 ngx_memcpy(p2, p, size); |
1208 | 1818 } |
1955
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1819 |
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1820 ngx_free(p); |
1208 | 1821 } |
1822 | |
1823 | |
583 | 1824 #if (NGX_MEMCPY_LIMIT) |
1825 | |
1826 void * | |
1827 ngx_memcpy(void *dst, void *src, size_t n) | |
1828 { | |
1829 if (n > NGX_MEMCPY_LIMIT) { | |
1830 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, "memcpy %uz bytes", n); | |
1831 ngx_debug_point(); | |
1832 } | |
1833 | |
1834 return memcpy(dst, src, n); | |
1835 } | |
1836 | |
1837 #endif |