Mercurial > hg > nginx
annotate src/core/ngx_string.c @ 525:09b42134ac0c release-0.1.37
nginx-0.1.37-RELEASE import
*) Change: now the "\n" is added to the end of the "nginx.pid" file.
*) Bugfix: the responses may be transferred not completely, if many
parts or the big parts were included by SSI.
*) Bugfix: if all backends had returned the 404 reponse and the
"http_404" parameter of the "proxy_next_upstream" or
"fastcgi_next_upstream" directives was used, then nginx started to
request all backends again.
author | Igor Sysoev <igor@sysoev.ru> |
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date | Thu, 23 Jun 2005 13:41:06 +0000 |
parents | 2019117e6b38 |
children | 7fa11e5c6e96 |
rev | line source |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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10 |
493 | 11 u_char * |
12 ngx_cpystrn(u_char *dst, u_char *src, size_t n) | |
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13 { |
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14 if (n == 0) { |
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15 return dst; |
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16 } |
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17 |
517 | 18 for ( /* void */ ; --n; dst++, src++) { |
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19 *dst = *src; |
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21 if (*dst == '\0') { |
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22 return dst; |
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23 } |
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24 } |
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25 |
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26 *dst = '\0'; |
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28 return dst; |
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29 } |
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31 |
493 | 32 u_char * |
33 ngx_pstrdup(ngx_pool_t *pool, ngx_str_t *src) | |
485 | 34 { |
35 u_char *dst; | |
36 | |
501 | 37 dst = ngx_palloc(pool, src->len); |
38 if (dst == NULL) { | |
485 | 39 return NULL; |
40 } | |
41 | |
42 ngx_memcpy(dst, src->data, src->len); | |
43 | |
44 return dst; | |
45 } | |
46 | |
47 | |
455 | 48 /* |
49 * supported formats: | |
473 | 50 * %[0][width][x][X]O off_t |
461 | 51 * %[0][width]T time_t |
52 * %[0][width][u][x|X]z ssize_t/size_t | |
53 * %[0][width][u][x|X]d int/u_int | |
54 * %[0][width][u][x|X]l long | |
55 * %[0][width|m][u][x|X]i ngx_int_t/ngx_uint_t | |
56 * %[0][width][u][x|X]D int32_t/uint32_t | |
57 * %[0][width][u][x|X]L int64_t/uint64_t | |
495 | 58 * %[0][width|m][u][x|X]A ngx_atomic_int_t/ngx_atomic_uint_t |
461 | 59 * %P ngx_pid_t |
60 * %r rlim_t | |
61 * %p pointer | |
62 * %V pointer to ngx_str_t | |
63 * %s null-terminated string | |
64 * %Z '\0' | |
525 | 65 * %N '\n' |
461 | 66 * %c char |
67 * %% % | |
455 | 68 * |
461 | 69 * TODO: |
70 * %M ngx_msec_t | |
71 * | |
72 * reserved: | |
73 * %t ptrdiff_t | |
74 * %S null-teminated wchar string | |
75 * %C wchar | |
455 | 76 */ |
77 | |
461 | 78 |
503 | 79 u_char * ngx_cdecl |
493 | 80 ngx_sprintf(u_char *buf, const char *fmt, ...) |
461 | 81 { |
82 u_char *p; | |
83 va_list args; | |
84 | |
85 va_start(args, fmt); | |
86 p = ngx_vsnprintf(buf, /* STUB */ 65536, fmt, args); | |
87 va_end(args); | |
88 | |
89 return p; | |
90 } | |
91 | |
92 | |
503 | 93 u_char * ngx_cdecl |
493 | 94 ngx_snprintf(u_char *buf, size_t max, const char *fmt, ...) |
455 | 95 { |
461 | 96 u_char *p; |
97 va_list args; | |
98 | |
99 va_start(args, fmt); | |
100 p = ngx_vsnprintf(buf, max, fmt, args); | |
101 va_end(args); | |
102 | |
103 return p; | |
104 } | |
105 | |
455 | 106 |
493 | 107 u_char * |
108 ngx_vsnprintf(u_char *buf, size_t max, const char *fmt, va_list args) | |
461 | 109 { |
479 | 110 u_char *p, zero, *last, temp[NGX_INT64_LEN + 1]; |
111 /* | |
112 * really we need temp[NGX_INT64_LEN] only, | |
493 | 113 * but icc issues the warning |
479 | 114 */ |
461 | 115 int d; |
116 size_t len; | |
117 uint32_t ui32; | |
118 int64_t i64; | |
119 uint64_t ui64; | |
120 ngx_str_t *s; | |
493 | 121 ngx_uint_t width, sign, hexadecimal, max_width; |
461 | 122 static u_char hex[] = "0123456789abcdef"; |
123 static u_char HEX[] = "0123456789ABCDEF"; | |
455 | 124 |
461 | 125 if (max == 0) { |
126 return buf; | |
127 } | |
128 | |
129 last = buf + max; | |
130 | |
131 while (*fmt && buf < last) { | |
132 | |
133 /* | |
134 * "buf < last" means that we could copy at least one character: | |
135 * the plain character, "%%", "%c", and minus without the checking | |
136 */ | |
137 | |
455 | 138 if (*fmt == '%') { |
139 | |
461 | 140 i64 = 0; |
141 ui64 = 0; | |
142 | |
143 zero = (u_char) ((*++fmt == '0') ? '0' : ' '); | |
455 | 144 width = 0; |
145 sign = 1; | |
146 hexadecimal = 0; | |
493 | 147 max_width = 0; |
455 | 148 |
477 | 149 p = temp + NGX_INT64_LEN; |
455 | 150 |
151 while (*fmt >= '0' && *fmt <= '9') { | |
152 width = width * 10 + *fmt++ - '0'; | |
153 } | |
154 | |
155 | |
156 for ( ;; ) { | |
157 switch (*fmt) { | |
158 | |
159 case 'u': | |
160 sign = 0; | |
161 fmt++; | |
162 continue; | |
163 | |
467 | 164 case 'm': |
493 | 165 max_width = 1; |
467 | 166 fmt++; |
167 continue; | |
168 | |
461 | 169 case 'X': |
170 hexadecimal = 2; | |
171 sign = 0; | |
172 fmt++; | |
173 continue; | |
174 | |
455 | 175 case 'x': |
176 hexadecimal = 1; | |
461 | 177 sign = 0; |
455 | 178 fmt++; |
179 continue; | |
180 | |
181 default: | |
182 break; | |
183 } | |
184 | |
185 break; | |
186 } | |
187 | |
188 | |
189 switch (*fmt) { | |
190 | |
461 | 191 case 'V': |
192 s = va_arg(args, ngx_str_t *); | |
455 | 193 |
461 | 194 len = (buf + s->len < last) ? s->len : (size_t) (last - buf); |
195 buf = ngx_cpymem(buf, s->data, len); | |
196 fmt++; | |
455 | 197 |
461 | 198 continue; |
455 | 199 |
200 case 's': | |
461 | 201 p = va_arg(args, u_char *); |
455 | 202 |
461 | 203 while (*p && buf < last) { |
455 | 204 *buf++ = *p++; |
205 } | |
206 fmt++; | |
207 | |
208 continue; | |
209 | |
461 | 210 case 'O': |
211 i64 = (int64_t) va_arg(args, off_t); | |
212 sign = 1; | |
213 break; | |
214 | |
215 case 'P': | |
216 i64 = (int64_t) va_arg(args, ngx_pid_t); | |
217 sign = 1; | |
218 break; | |
219 | |
220 case 'T': | |
221 i64 = (int64_t) va_arg(args, time_t); | |
222 sign = 1; | |
223 break; | |
224 | |
225 case 'z': | |
226 if (sign) { | |
227 i64 = (int64_t) va_arg(args, ssize_t); | |
228 } else { | |
229 ui64 = (uint64_t) va_arg(args, size_t); | |
230 } | |
231 break; | |
232 | |
233 case 'i': | |
234 if (sign) { | |
235 i64 = (int64_t) va_arg(args, ngx_int_t); | |
236 } else { | |
237 ui64 = (uint64_t) va_arg(args, ngx_uint_t); | |
238 } | |
493 | 239 |
240 if (max_width) { | |
241 width = NGX_INT_T_LEN; | |
242 } | |
243 | |
461 | 244 break; |
245 | |
246 case 'd': | |
247 if (sign) { | |
248 i64 = (int64_t) va_arg(args, int); | |
249 } else { | |
250 ui64 = (uint64_t) va_arg(args, u_int); | |
251 } | |
252 break; | |
253 | |
254 case 'l': | |
255 if (sign) { | |
256 i64 = (int64_t) va_arg(args, long); | |
257 } else { | |
258 ui64 = (uint64_t) va_arg(args, u_long); | |
259 } | |
260 break; | |
261 | |
262 case 'D': | |
263 if (sign) { | |
264 i64 = (int64_t) va_arg(args, int32_t); | |
265 } else { | |
266 ui64 = (uint64_t) va_arg(args, uint32_t); | |
267 } | |
268 break; | |
269 | |
270 case 'L': | |
271 if (sign) { | |
272 i64 = va_arg(args, int64_t); | |
273 } else { | |
274 ui64 = va_arg(args, uint64_t); | |
275 } | |
276 break; | |
277 | |
493 | 278 case 'A': |
279 if (sign) { | |
280 i64 = (int64_t) va_arg(args, ngx_atomic_int_t); | |
281 } else { | |
495 | 282 ui64 = (uint64_t) va_arg(args, ngx_atomic_uint_t); |
493 | 283 } |
284 | |
285 if (max_width) { | |
286 width = NGX_ATOMIC_T_LEN; | |
287 } | |
288 | |
289 break; | |
290 | |
461 | 291 #if !(NGX_WIN32) |
292 case 'r': | |
293 i64 = (int64_t) va_arg(args, rlim_t); | |
294 sign = 1; | |
295 break; | |
296 #endif | |
297 | |
298 case 'p': | |
299 ui64 = (uintptr_t) va_arg(args, void *); | |
300 hexadecimal = 2; | |
301 sign = 0; | |
302 zero = '0'; | |
303 width = 8; | |
304 break; | |
305 | |
457 | 306 case 'c': |
461 | 307 d = va_arg(args, int); |
457 | 308 *buf++ = (u_char) (d & 0xff); |
309 fmt++; | |
310 | |
311 continue; | |
312 | |
461 | 313 case 'Z': |
314 *buf++ = '\0'; | |
315 fmt++; | |
316 | |
317 continue; | |
318 | |
525 | 319 case 'N': |
320 #if (NGX_WIN32) | |
321 *buf++ = CR; | |
322 #endif | |
323 *buf++ = LF; | |
324 fmt++; | |
325 | |
326 continue; | |
327 | |
455 | 328 case '%': |
329 *buf++ = '%'; | |
330 fmt++; | |
331 | |
332 continue; | |
333 | |
334 default: | |
335 *buf++ = *fmt++; | |
336 | |
337 continue; | |
338 } | |
339 | |
461 | 340 if (sign) { |
341 if (i64 < 0) { | |
342 *buf++ = '-'; | |
343 ui64 = (uint64_t) -i64; | |
344 | |
345 } else { | |
346 ui64 = (uint64_t) i64; | |
347 } | |
348 } | |
349 | |
350 if (hexadecimal == 1) { | |
351 do { | |
352 | |
353 /* the "(uint32_t)" cast disables the BCC's warning */ | |
354 *--p = hex[(uint32_t) (ui64 & 0xf)]; | |
355 | |
356 } while (ui64 >>= 4); | |
357 | |
358 } else if (hexadecimal == 2) { | |
359 do { | |
360 | |
361 /* the "(uint32_t)" cast disables the BCC's warning */ | |
362 *--p = HEX[(uint32_t) (ui64 & 0xf)]; | |
363 | |
364 } while (ui64 >>= 4); | |
365 | |
366 } else if (ui64 <= NGX_MAX_UINT32_VALUE) { | |
367 | |
368 /* | |
369 * To divide 64-bit number and to find the remainder | |
370 * on the x86 platform gcc and icc call the libc functions | |
371 * [u]divdi3() and [u]moddi3(), they call another function | |
493 | 372 * in its turn. On FreeBSD it is the qdivrem() function, |
461 | 373 * its source code is about 170 lines of the code. |
374 * The glibc counterpart is about 150 lines of the code. | |
375 * | |
493 | 376 * For 32-bit numbers and some divisors gcc and icc use |
377 * the inlined multiplication and shifts. For example, | |
378 * unsigned "i32 / 10" is compiled to | |
379 * | |
380 * (i32 * 0xCCCCCCCD) >> 35 | |
461 | 381 */ |
382 | |
383 ui32 = (uint32_t) ui64; | |
384 | |
385 do { | |
386 *--p = (u_char) (ui32 % 10 + '0'); | |
387 } while (ui32 /= 10); | |
388 | |
389 } else { | |
390 do { | |
391 *--p = (u_char) (ui64 % 10 + '0'); | |
392 } while (ui64 /= 10); | |
393 } | |
394 | |
477 | 395 len = (temp + NGX_INT64_LEN) - p; |
455 | 396 |
461 | 397 while (len++ < width && buf < last) { |
398 *buf++ = zero; | |
455 | 399 } |
400 | |
477 | 401 len = (temp + NGX_INT64_LEN) - p; |
461 | 402 if (buf + len > last) { |
403 len = last - buf; | |
404 } | |
405 | |
406 buf = ngx_cpymem(buf, p, len); | |
455 | 407 |
408 fmt++; | |
409 | |
410 } else { | |
411 *buf++ = *fmt++; | |
412 } | |
413 } | |
414 | |
415 return buf; | |
416 } | |
417 | |
418 | |
493 | 419 ngx_int_t |
420 ngx_rstrncmp(u_char *s1, u_char *s2, size_t n) | |
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421 { |
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422 if (n == 0) { |
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423 return 0; |
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424 } |
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425 |
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426 n--; |
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427 |
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428 for ( ;; ) { |
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429 if (s1[n] != s2[n]) { |
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430 return s1[n] - s2[n]; |
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431 } |
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432 |
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433 if (n == 0) { |
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434 return 0; |
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435 } |
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437 n--; |
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438 } |
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439 } |
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nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
441 |
493 | 442 ngx_int_t |
443 ngx_rstrncasecmp(u_char *s1, u_char *s2, size_t n) | |
455 | 444 { |
445 u_char c1, c2; | |
446 | |
447 if (n == 0) { | |
448 return 0; | |
449 } | |
450 | |
451 n--; | |
452 | |
453 for ( ;; ) { | |
454 c1 = s1[n]; | |
455 if (c1 >= 'a' && c1 <= 'z') { | |
456 c1 -= 'a' - 'A'; | |
457 } | |
458 | |
459 c2 = s2[n]; | |
460 if (c2 >= 'a' && c2 <= 'z') { | |
461 c2 -= 'a' - 'A'; | |
462 } | |
463 | |
464 if (c1 != c2) { | |
465 return c1 - c2; | |
466 } | |
467 | |
468 if (n == 0) { | |
469 return 0; | |
470 } | |
471 | |
472 n--; | |
473 } | |
474 } | |
475 | |
476 | |
493 | 477 ngx_int_t |
478 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
|
479 { |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
480 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
|
481 |
84
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
482 if (n == 0) { |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
483 return NGX_ERROR; |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
484 } |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
485 |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
486 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
|
487 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
|
488 return NGX_ERROR; |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
489 } |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
490 |
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
491 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
|
492 } |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
493 |
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
494 if (value < 0) { |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
495 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
|
496 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
497 } else { |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
498 return value; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
499 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
500 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
501 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
502 |
501 | 503 ssize_t |
504 ngx_atosz(u_char *line, size_t n) | |
505 { | |
506 ssize_t value; | |
507 | |
508 if (n == 0) { | |
509 return NGX_ERROR; | |
510 } | |
511 | |
512 for (value = 0; n--; line++) { | |
513 if (*line < '0' || *line > '9') { | |
514 return NGX_ERROR; | |
515 } | |
516 | |
517 value = value * 10 + (*line - '0'); | |
518 } | |
519 | |
520 if (value < 0) { | |
521 return NGX_ERROR; | |
522 | |
523 } else { | |
524 return value; | |
525 } | |
526 } | |
527 | |
528 | |
529 off_t | |
530 ngx_atoof(u_char *line, size_t n) | |
531 { | |
532 off_t value; | |
533 | |
534 if (n == 0) { | |
535 return NGX_ERROR; | |
536 } | |
537 | |
538 for (value = 0; n--; line++) { | |
539 if (*line < '0' || *line > '9') { | |
540 return NGX_ERROR; | |
541 } | |
542 | |
543 value = value * 10 + (*line - '0'); | |
544 } | |
545 | |
546 if (value < 0) { | |
547 return NGX_ERROR; | |
548 | |
549 } else { | |
550 return value; | |
551 } | |
552 } | |
553 | |
554 | |
555 time_t | |
556 ngx_atotm(u_char *line, size_t n) | |
557 { | |
558 time_t value; | |
559 | |
560 if (n == 0) { | |
561 return NGX_ERROR; | |
562 } | |
563 | |
564 for (value = 0; n--; line++) { | |
565 if (*line < '0' || *line > '9') { | |
566 return NGX_ERROR; | |
567 } | |
568 | |
569 value = value * 10 + (*line - '0'); | |
570 } | |
571 | |
572 if (value < 0) { | |
573 return NGX_ERROR; | |
574 | |
575 } else { | |
576 return value; | |
577 } | |
578 } | |
579 | |
580 | |
493 | 581 ngx_int_t |
582 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
|
583 { |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
584 u_char ch; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
585 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
|
586 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
587 if (n == 0) { |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
588 return NGX_ERROR; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
589 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
590 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
591 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
|
592 ch = *line; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
593 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
594 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
|
595 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
|
596 continue; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
597 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
598 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
599 if (ch >= 'A' && ch <= 'F') { |
339
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
600 value = value * 16 + (ch - 'A' + 10); |
338
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
601 continue; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
602 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
603 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
604 if (ch >= 'a' && ch <= 'f') { |
339
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
605 value = value * 16 + (ch - 'a' + 10); |
338
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
606 continue; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
607 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
608 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
609 return NGX_ERROR; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
610 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
611 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
612 if (value < 0) { |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
613 return NGX_ERROR; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
614 |
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
615 } else { |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
616 return value; |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
617 } |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
618 } |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
619 |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
620 |
493 | 621 void |
622 ngx_md5_text(u_char *text, u_char *md5) | |
174
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
623 { |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
624 int i; |
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
625 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
|
626 |
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
627 for (i = 0; i < 16; i++) { |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
628 *text++ = hex[md5[i] >> 4]; |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
629 *text++ = hex[md5[i] & 0xf]; |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
630 } |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
631 |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
632 *text = '\0'; |
174
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
633 } |
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
634 |
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
635 |
493 | 636 void |
637 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
|
638 { |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
639 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
|
640 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
|
641 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
|
642 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
643 |
409
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
644 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
|
645 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
|
646 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
|
647 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
648 while (len > 2) { |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
649 *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
|
650 *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
|
651 *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
|
652 *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
|
653 |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
654 s += 3; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
655 len -= 3; |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
656 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
657 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
658 if (len) { |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
659 *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
|
660 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
661 if (len == 1) { |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
662 *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
|
663 *d++ = '='; |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
664 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
665 } else { |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
666 *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
|
667 *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
|
668 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
669 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
670 *d++ = '='; |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
671 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
672 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
673 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
|
674 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
675 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
676 |
493 | 677 ngx_int_t |
678 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
|
679 { |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
680 size_t len; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
681 u_char *d, *s; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
682 static u_char basis64[] = |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
683 { 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
684 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
685 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 62, 77, 77, 77, 63, |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
686 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 77, 77, 77, 77, 77, 77, |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
687 77, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
688 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 77, 77, 77, 77, 77, |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
689 77, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
690 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
|
691 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
692 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
693 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
694 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
695 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
696 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
697 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
698 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
699 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77 }; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
700 |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
701 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
|
702 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
|
703 break; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
704 } |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
705 |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
706 if (basis64[src->data[len]] == 77) { |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
707 return NGX_ERROR; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
708 } |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
709 } |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
710 |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
711 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
|
712 return NGX_ERROR; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
713 } |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
714 |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
715 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
|
716 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
|
717 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
718 while (len > 3) { |
409
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
719 *d++ = (u_char) (basis64[s[0]] << 2 | basis64[s[1]] >> 4); |
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
720 *d++ = (u_char) (basis64[s[1]] << 4 | basis64[s[2]] >> 2); |
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
721 *d++ = (u_char) (basis64[s[2]] << 6 | basis64[s[3]]); |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
722 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
723 s += 4; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
724 len -= 4; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
725 } |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
726 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
727 if (len > 1) { |
409
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
728 *d++ = (u_char) (basis64[s[0]] << 2 | basis64[s[1]] >> 4); |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
729 } |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
730 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
731 if (len > 2) { |
409
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
732 *d++ = (u_char) (basis64[s[1]] << 4 | basis64[s[2]] >> 2); |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
733 } |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
734 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
735 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
|
736 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
737 return NGX_OK; |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
738 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
739 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
740 |
523 | 741 size_t |
742 ngx_utf_length(ngx_str_t *utf) | |
743 { | |
744 u_char c; | |
745 size_t len; | |
746 ngx_uint_t i; | |
747 | |
748 for (len = 0, i = 0; i < utf->len; len++, i++) { | |
749 | |
750 c = utf->data[i]; | |
751 | |
752 if (c < 0x80) { | |
753 continue; | |
754 } | |
755 | |
756 if (c < 0xC0) { | |
757 /* invalid utf */ | |
758 return utf->len; | |
759 } | |
760 | |
761 for (c <<= 1; c & 0x80; c <<= 1) { | |
762 i++; | |
763 } | |
764 } | |
765 | |
766 return len; | |
767 } | |
768 | |
769 | |
493 | 770 uintptr_t |
771 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
|
772 { |
461 | 773 ngx_uint_t i, n; |
774 uint32_t *escape; | |
452 | 775 static u_char hex[] = "0123456789abcdef"; |
461 | 776 |
493 | 777 /* " ", "#", "%", "?", %00-%1F, %7F-%FF */ |
485 | 778 |
461 | 779 static uint32_t uri[] = |
452 | 780 { 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
|
781 |
452 | 782 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
493 | 783 0x80000029, /* 1000 0000 0000 0000 0000 0000 0010 1001 */ |
452 | 784 |
785 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
786 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
787 | |
788 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ | |
789 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ | |
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790 |
452 | 791 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
792 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
793 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
794 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ }; | |
795 | |
493 | 796 /* " ", "#", "%", "+", "?", %00-%1F, %7F-%FF */ |
485 | 797 |
798 static uint32_t args[] = | |
799 { 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
800 | |
801 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ | |
493 | 802 0x80000829, /* 1000 0000 0000 0000 0000 1000 0010 1001 */ |
485 | 803 |
804 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
805 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
806 | |
807 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ | |
808 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ | |
809 | |
810 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
811 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
812 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
813 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ }; | |
814 | |
815 /* " ", """, "%", "'", %00-%1F, %7F-%FF */ | |
816 | |
461 | 817 static uint32_t html[] = |
818 { 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
819 | |
820 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ | |
493 | 821 0x800000ad, /* 0000 0000 0000 0000 0000 0000 1010 1101 */ |
461 | 822 |
823 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
824 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
825 | |
826 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ | |
827 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ | |
828 | |
829 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
830 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
831 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
832 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ }; | |
833 | |
834 | |
485 | 835 switch (type) { |
836 case NGX_ESCAPE_HTML: | |
461 | 837 escape = html; |
485 | 838 break; |
839 case NGX_ESCAPE_ARGS: | |
840 escape = args; | |
841 break; | |
842 default: | |
461 | 843 escape = uri; |
485 | 844 break; |
461 | 845 } |
846 | |
452 | 847 if (dst == NULL) { |
848 | |
849 /* find the number of the characters to be escaped */ | |
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850 |
452 | 851 n = 0; |
852 | |
853 for (i = 0; i < size; i++) { | |
854 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { | |
855 n++; | |
856 } | |
857 src++; | |
858 } | |
859 | |
485 | 860 return (uintptr_t) n; |
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861 } |
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Igor Sysoev <igor@sysoev.ru>
parents:
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862 |
452 | 863 for (i = 0; i < size; i++) { |
864 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { | |
865 *dst++ = '%'; | |
866 *dst++ = hex[*src >> 4]; | |
867 *dst++ = hex[*src & 0xf]; | |
868 src++; | |
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869 |
452 | 870 } else { |
871 *dst++ = *src++; | |
872 } | |
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873 } |
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nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
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874 |
485 | 875 return (uintptr_t) dst; |
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876 } |