Mercurial > hg > nginx-quic
annotate src/core/ngx_string.c @ 484:60452f1c0c62
release-0.1.16 tag
author | Igor Sysoev <igor@sysoev.ru> |
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date | Tue, 25 Jan 2005 12:27:35 +0000 |
parents | c52408583801 |
children | 4ebe09b07e30 |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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11 u_char *ngx_cpystrn(u_char *dst, u_char *src, size_t n) |
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12 { |
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13 if (n == 0) { |
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14 return dst; |
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15 } |
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17 for (/* void */; --n; dst++, src++) { |
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18 *dst = *src; |
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19 |
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20 if (*dst == '\0') { |
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21 return dst; |
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22 } |
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23 } |
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25 *dst = '\0'; |
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26 |
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27 return dst; |
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28 } |
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30 |
455 | 31 /* |
32 * supported formats: | |
473 | 33 * %[0][width][x][X]O off_t |
461 | 34 * %[0][width]T time_t |
35 * %[0][width][u][x|X]z ssize_t/size_t | |
36 * %[0][width][u][x|X]d int/u_int | |
37 * %[0][width][u][x|X]l long | |
38 * %[0][width|m][u][x|X]i ngx_int_t/ngx_uint_t | |
39 * %[0][width][u][x|X]D int32_t/uint32_t | |
40 * %[0][width][u][x|X]L int64_t/uint64_t | |
41 * %P ngx_pid_t | |
42 * %r rlim_t | |
43 * %p pointer | |
44 * %V pointer to ngx_str_t | |
45 * %s null-terminated string | |
46 * %Z '\0' | |
47 * %c char | |
48 * %% % | |
455 | 49 * |
461 | 50 * TODO: |
51 * %M ngx_msec_t | |
52 * %A ngx_atomic_t | |
53 * | |
54 * reserved: | |
55 * %t ptrdiff_t | |
56 * %S null-teminated wchar string | |
57 * %C wchar | |
455 | 58 */ |
59 | |
461 | 60 |
61 u_char *ngx_sprintf(u_char *buf, const char *fmt, ...) | |
62 { | |
63 u_char *p; | |
64 va_list args; | |
65 | |
66 va_start(args, fmt); | |
67 p = ngx_vsnprintf(buf, /* STUB */ 65536, fmt, args); | |
68 va_end(args); | |
69 | |
70 return p; | |
71 } | |
72 | |
73 | |
74 u_char *ngx_snprintf(u_char *buf, size_t max, const char *fmt, ...) | |
455 | 75 { |
461 | 76 u_char *p; |
77 va_list args; | |
78 | |
79 va_start(args, fmt); | |
80 p = ngx_vsnprintf(buf, max, fmt, args); | |
81 va_end(args); | |
82 | |
83 return p; | |
84 } | |
85 | |
455 | 86 |
461 | 87 u_char *ngx_vsnprintf(u_char *buf, size_t max, const char *fmt, va_list args) |
88 { | |
479 | 89 u_char *p, zero, *last, temp[NGX_INT64_LEN + 1]; |
90 /* | |
91 * really we need temp[NGX_INT64_LEN] only, | |
92 * but icc shows the warning | |
93 */ | |
461 | 94 int d; |
95 size_t len; | |
96 uint32_t ui32; | |
97 int64_t i64; | |
98 uint64_t ui64; | |
99 ngx_str_t *s; | |
100 ngx_uint_t width, sign, hexadecimal; | |
101 static u_char hex[] = "0123456789abcdef"; | |
102 static u_char HEX[] = "0123456789ABCDEF"; | |
455 | 103 |
461 | 104 if (max == 0) { |
105 return buf; | |
106 } | |
107 | |
108 last = buf + max; | |
109 | |
110 while (*fmt && buf < last) { | |
111 | |
112 /* | |
113 * "buf < last" means that we could copy at least one character: | |
114 * the plain character, "%%", "%c", and minus without the checking | |
115 */ | |
116 | |
455 | 117 if (*fmt == '%') { |
118 | |
461 | 119 i64 = 0; |
120 ui64 = 0; | |
121 | |
122 zero = (u_char) ((*++fmt == '0') ? '0' : ' '); | |
455 | 123 width = 0; |
124 sign = 1; | |
125 hexadecimal = 0; | |
126 | |
477 | 127 p = temp + NGX_INT64_LEN; |
455 | 128 |
129 while (*fmt >= '0' && *fmt <= '9') { | |
130 width = width * 10 + *fmt++ - '0'; | |
131 } | |
132 | |
133 | |
134 for ( ;; ) { | |
135 switch (*fmt) { | |
136 | |
137 case 'u': | |
138 sign = 0; | |
139 fmt++; | |
140 continue; | |
141 | |
467 | 142 case 'm': |
143 width = NGX_INT_T_LEN; | |
144 fmt++; | |
145 continue; | |
146 | |
461 | 147 case 'X': |
148 hexadecimal = 2; | |
149 sign = 0; | |
150 fmt++; | |
151 continue; | |
152 | |
455 | 153 case 'x': |
154 hexadecimal = 1; | |
461 | 155 sign = 0; |
455 | 156 fmt++; |
157 continue; | |
158 | |
159 default: | |
160 break; | |
161 } | |
162 | |
163 break; | |
164 } | |
165 | |
166 | |
167 switch (*fmt) { | |
168 | |
461 | 169 case 'V': |
170 s = va_arg(args, ngx_str_t *); | |
455 | 171 |
461 | 172 len = (buf + s->len < last) ? s->len : (size_t) (last - buf); |
173 buf = ngx_cpymem(buf, s->data, len); | |
174 fmt++; | |
455 | 175 |
461 | 176 continue; |
455 | 177 |
178 case 's': | |
461 | 179 p = va_arg(args, u_char *); |
455 | 180 |
461 | 181 while (*p && buf < last) { |
455 | 182 *buf++ = *p++; |
183 } | |
184 fmt++; | |
185 | |
186 continue; | |
187 | |
461 | 188 case 'O': |
189 i64 = (int64_t) va_arg(args, off_t); | |
190 sign = 1; | |
191 break; | |
192 | |
193 case 'P': | |
194 i64 = (int64_t) va_arg(args, ngx_pid_t); | |
195 sign = 1; | |
196 break; | |
197 | |
198 case 'T': | |
199 i64 = (int64_t) va_arg(args, time_t); | |
200 sign = 1; | |
201 break; | |
202 | |
203 case 'z': | |
204 if (sign) { | |
205 i64 = (int64_t) va_arg(args, ssize_t); | |
206 } else { | |
207 ui64 = (uint64_t) va_arg(args, size_t); | |
208 } | |
209 break; | |
210 | |
211 case 'i': | |
212 if (sign) { | |
213 i64 = (int64_t) va_arg(args, ngx_int_t); | |
214 } else { | |
215 ui64 = (uint64_t) va_arg(args, ngx_uint_t); | |
216 } | |
217 break; | |
218 | |
219 case 'd': | |
220 if (sign) { | |
221 i64 = (int64_t) va_arg(args, int); | |
222 } else { | |
223 ui64 = (uint64_t) va_arg(args, u_int); | |
224 } | |
225 break; | |
226 | |
227 case 'l': | |
228 if (sign) { | |
229 i64 = (int64_t) va_arg(args, long); | |
230 } else { | |
231 ui64 = (uint64_t) va_arg(args, u_long); | |
232 } | |
233 break; | |
234 | |
235 case 'D': | |
236 if (sign) { | |
237 i64 = (int64_t) va_arg(args, int32_t); | |
238 } else { | |
239 ui64 = (uint64_t) va_arg(args, uint32_t); | |
240 } | |
241 break; | |
242 | |
243 case 'L': | |
244 if (sign) { | |
245 i64 = va_arg(args, int64_t); | |
246 } else { | |
247 ui64 = va_arg(args, uint64_t); | |
248 } | |
249 break; | |
250 | |
251 #if !(NGX_WIN32) | |
252 case 'r': | |
253 i64 = (int64_t) va_arg(args, rlim_t); | |
254 sign = 1; | |
255 break; | |
256 #endif | |
257 | |
258 case 'p': | |
259 ui64 = (uintptr_t) va_arg(args, void *); | |
260 hexadecimal = 2; | |
261 sign = 0; | |
262 zero = '0'; | |
263 width = 8; | |
264 break; | |
265 | |
457 | 266 case 'c': |
461 | 267 d = va_arg(args, int); |
457 | 268 *buf++ = (u_char) (d & 0xff); |
269 fmt++; | |
270 | |
271 continue; | |
272 | |
461 | 273 case 'Z': |
274 *buf++ = '\0'; | |
275 fmt++; | |
276 | |
277 continue; | |
278 | |
455 | 279 case '%': |
280 *buf++ = '%'; | |
281 fmt++; | |
282 | |
283 continue; | |
284 | |
285 default: | |
286 *buf++ = *fmt++; | |
287 | |
288 continue; | |
289 } | |
290 | |
461 | 291 if (sign) { |
292 if (i64 < 0) { | |
293 *buf++ = '-'; | |
294 ui64 = (uint64_t) -i64; | |
295 | |
296 } else { | |
297 ui64 = (uint64_t) i64; | |
298 } | |
299 } | |
300 | |
301 if (hexadecimal == 1) { | |
302 do { | |
303 | |
304 /* the "(uint32_t)" cast disables the BCC's warning */ | |
305 *--p = hex[(uint32_t) (ui64 & 0xf)]; | |
306 | |
307 } while (ui64 >>= 4); | |
308 | |
309 } else if (hexadecimal == 2) { | |
310 do { | |
311 | |
312 /* the "(uint32_t)" cast disables the BCC's warning */ | |
313 *--p = HEX[(uint32_t) (ui64 & 0xf)]; | |
314 | |
315 } while (ui64 >>= 4); | |
316 | |
317 } else if (ui64 <= NGX_MAX_UINT32_VALUE) { | |
318 | |
319 /* | |
320 * To divide 64-bit number and to find the remainder | |
321 * on the x86 platform gcc and icc call the libc functions | |
322 * [u]divdi3() and [u]moddi3(), they call another function | |
323 * in return. On FreeBSD it is the qdivrem() function, | |
324 * its source code is about 170 lines of the code. | |
325 * The glibc counterpart is about 150 lines of the code. | |
326 * | |
327 * For 32-bit numbers gcc and icc use the inlined | |
328 * multiplication and shifts. For example, unsigned | |
329 * "i32 / 10" is compiled to "(i32 * 0xCCCCCCCD) >> 35". | |
330 */ | |
331 | |
332 ui32 = (uint32_t) ui64; | |
333 | |
334 do { | |
335 *--p = (u_char) (ui32 % 10 + '0'); | |
336 } while (ui32 /= 10); | |
337 | |
338 } else { | |
339 do { | |
340 *--p = (u_char) (ui64 % 10 + '0'); | |
341 } while (ui64 /= 10); | |
342 } | |
343 | |
477 | 344 len = (temp + NGX_INT64_LEN) - p; |
455 | 345 |
461 | 346 while (len++ < width && buf < last) { |
347 *buf++ = zero; | |
455 | 348 } |
349 | |
477 | 350 len = (temp + NGX_INT64_LEN) - p; |
461 | 351 if (buf + len > last) { |
352 len = last - buf; | |
353 } | |
354 | |
355 buf = ngx_cpymem(buf, p, len); | |
455 | 356 |
357 fmt++; | |
358 | |
359 } else { | |
360 *buf++ = *fmt++; | |
361 } | |
362 } | |
363 | |
364 return buf; | |
365 } | |
366 | |
367 | |
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368 ngx_int_t ngx_rstrncmp(u_char *s1, u_char *s2, size_t n) |
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369 { |
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370 if (n == 0) { |
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371 return 0; |
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372 } |
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373 |
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374 n--; |
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375 |
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376 for ( ;; ) { |
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377 if (s1[n] != s2[n]) { |
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378 return s1[n] - s2[n]; |
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379 } |
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380 |
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381 if (n == 0) { |
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382 return 0; |
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383 } |
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384 |
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385 n--; |
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386 } |
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387 } |
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389 |
455 | 390 ngx_int_t ngx_rstrncasecmp(u_char *s1, u_char *s2, size_t n) |
391 { | |
392 u_char c1, c2; | |
393 | |
394 if (n == 0) { | |
395 return 0; | |
396 } | |
397 | |
398 n--; | |
399 | |
400 for ( ;; ) { | |
401 c1 = s1[n]; | |
402 if (c1 >= 'a' && c1 <= 'z') { | |
403 c1 -= 'a' - 'A'; | |
404 } | |
405 | |
406 c2 = s2[n]; | |
407 if (c2 >= 'a' && c2 <= 'z') { | |
408 c2 -= 'a' - 'A'; | |
409 } | |
410 | |
411 if (c1 != c2) { | |
412 return c1 - c2; | |
413 } | |
414 | |
415 if (n == 0) { | |
416 return 0; | |
417 } | |
418 | |
419 n--; | |
420 } | |
421 } | |
422 | |
423 | |
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424 ngx_int_t ngx_atoi(u_char *line, size_t n) |
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e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
425 { |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
426 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
|
427 |
84
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
428 if (n == 0) { |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
429 return NGX_ERROR; |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
430 } |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
431 |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
432 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
|
433 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
|
434 return NGX_ERROR; |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
435 } |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
436 |
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
437 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
|
438 } |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
439 |
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
440 if (value < 0) { |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
441 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
|
442 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
443 } else { |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
444 return value; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
445 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
446 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
447 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
448 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
449 ngx_int_t ngx_hextoi(u_char *line, size_t n) |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
450 { |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
451 u_char ch; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
452 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
|
453 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
454 if (n == 0) { |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
455 return NGX_ERROR; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
456 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
457 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
458 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
|
459 ch = *line; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
460 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
461 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
|
462 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
|
463 continue; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
464 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
465 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
466 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
|
467 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
|
468 continue; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
469 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
470 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
471 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
|
472 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
|
473 continue; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
474 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
475 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
476 return NGX_ERROR; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
477 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
478 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
479 if (value < 0) { |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
480 return NGX_ERROR; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
481 |
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
482 } else { |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
483 return value; |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
484 } |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
485 } |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
486 |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
487 |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
488 void 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
|
489 { |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
490 int i; |
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
491 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
|
492 |
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
493 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
|
494 *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
|
495 *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
|
496 } |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
497 |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
498 *text = '\0'; |
174
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
499 } |
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
500 |
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
501 |
452 | 502 void 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
|
503 { |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
504 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
|
505 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
|
506 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
|
507 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
508 |
409
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
509 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
|
510 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
|
511 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
|
512 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
513 while (len > 2) { |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
514 *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
|
515 *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
|
516 *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
|
517 *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
|
518 |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
519 s += 3; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
520 len -= 3; |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
521 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
522 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
523 if (len) { |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
524 *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
|
525 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
526 if (len == 1) { |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
527 *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
|
528 *d++ = '='; |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
529 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
530 } else { |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
531 *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
|
532 *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
|
533 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
534 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
535 *d++ = '='; |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
536 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
537 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
538 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
|
539 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
540 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
541 |
452 | 542 ngx_int_t 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
|
543 { |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
544 size_t len; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
545 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
|
546 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
|
547 { 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
|
548 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
|
549 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
|
550 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
|
551 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
|
552 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
|
553 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
|
554 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
|
555 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
556 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
|
557 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
|
558 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
|
559 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
|
560 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
|
561 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
|
562 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
|
563 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
|
564 |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
565 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
|
566 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
|
567 break; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
568 } |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
569 |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
570 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
|
571 return NGX_ERROR; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
572 } |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
573 } |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
574 |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
575 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
|
576 return NGX_ERROR; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
577 } |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
578 |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
579 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
|
580 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
|
581 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
582 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
|
583 *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
|
584 *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
|
585 *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
|
586 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
587 s += 4; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
588 len -= 4; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
589 } |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
590 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
591 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
|
592 *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
|
593 } |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
594 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
595 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
|
596 *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
|
597 } |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
598 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
599 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
|
600 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
601 return NGX_OK; |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
602 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
603 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
604 |
461 | 605 ngx_uint_t ngx_escape_uri(u_char *dst, u_char *src, size_t size, |
606 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
|
607 { |
461 | 608 ngx_uint_t i, n; |
609 uint32_t *escape; | |
452 | 610 static u_char hex[] = "0123456789abcdef"; |
461 | 611 |
612 static uint32_t uri[] = | |
452 | 613 { 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
|
614 |
452 | 615 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
616 0x80000021, /* 1000 0000 0000 0000 0000 0000 0010 0001 */ | |
617 | |
618 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
619 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
620 | |
621 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ | |
622 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
|
623 |
452 | 624 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
625 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
626 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
627 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ }; | |
628 | |
461 | 629 static uint32_t html[] = |
630 { 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
631 | |
632 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ | |
633 0x80000021, /* 0000 0000 0000 0000 0000 0000 1010 0101 */ | |
634 | |
635 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
636 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
637 | |
638 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ | |
639 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ | |
640 | |
641 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
642 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
643 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
644 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ }; | |
645 | |
646 | |
647 if (type == NGX_ESCAPE_HTML) { | |
648 escape = html; | |
649 | |
650 } else { | |
651 escape = uri; | |
652 } | |
653 | |
452 | 654 if (dst == NULL) { |
655 | |
656 /* 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
|
657 |
452 | 658 n = 0; |
659 | |
660 for (i = 0; i < size; i++) { | |
661 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { | |
662 n++; | |
663 } | |
664 src++; | |
665 } | |
666 | |
667 return n; | |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
668 } |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
669 |
452 | 670 for (i = 0; i < size; i++) { |
671 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { | |
672 *dst++ = '%'; | |
673 *dst++ = hex[*src >> 4]; | |
674 *dst++ = hex[*src & 0xf]; | |
675 src++; | |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
676 |
452 | 677 } else { |
678 *dst++ = *src++; | |
679 } | |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
680 } |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
681 |
461 | 682 return 0; |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
683 } |