Mercurial > hg > nginx-quic
annotate src/core/ngx_string.c @ 472:a004b617422d
release-0.1.10 tag
author | Igor Sysoev <igor@sysoev.ru> |
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date | Fri, 26 Nov 2004 09:33:59 +0000 |
parents | bbd6b0b4a2b1 |
children | 8e8f3af115b5 |
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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24 |
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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: | |
461 | 33 * %[0][width]O off_t |
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 { | |
89 u_char *p, zero, *last, temp[NGX_MAX_INT_LEN]; | |
90 int d; | |
91 size_t len; | |
92 uint32_t ui32; | |
93 int64_t i64; | |
94 uint64_t ui64; | |
95 ngx_str_t *s; | |
96 ngx_uint_t width, sign, hexadecimal; | |
97 static u_char hex[] = "0123456789abcdef"; | |
98 static u_char HEX[] = "0123456789ABCDEF"; | |
455 | 99 |
461 | 100 if (max == 0) { |
101 return buf; | |
102 } | |
103 | |
104 last = buf + max; | |
105 | |
106 while (*fmt && buf < last) { | |
107 | |
108 /* | |
109 * "buf < last" means that we could copy at least one character: | |
110 * the plain character, "%%", "%c", and minus without the checking | |
111 */ | |
112 | |
455 | 113 if (*fmt == '%') { |
114 | |
461 | 115 i64 = 0; |
116 ui64 = 0; | |
117 | |
118 zero = (u_char) ((*++fmt == '0') ? '0' : ' '); | |
455 | 119 width = 0; |
120 sign = 1; | |
121 hexadecimal = 0; | |
122 | |
123 p = temp + NGX_MAX_INT_LEN; | |
124 | |
125 while (*fmt >= '0' && *fmt <= '9') { | |
126 width = width * 10 + *fmt++ - '0'; | |
127 } | |
128 | |
129 | |
130 for ( ;; ) { | |
131 switch (*fmt) { | |
132 | |
133 case 'u': | |
134 sign = 0; | |
135 fmt++; | |
136 continue; | |
137 | |
467 | 138 case 'm': |
139 width = NGX_INT_T_LEN; | |
140 fmt++; | |
141 continue; | |
142 | |
461 | 143 case 'X': |
144 hexadecimal = 2; | |
145 sign = 0; | |
146 fmt++; | |
147 continue; | |
148 | |
455 | 149 case 'x': |
150 hexadecimal = 1; | |
461 | 151 sign = 0; |
455 | 152 fmt++; |
153 continue; | |
154 | |
155 default: | |
156 break; | |
157 } | |
158 | |
159 break; | |
160 } | |
161 | |
162 | |
163 switch (*fmt) { | |
164 | |
461 | 165 case 'V': |
166 s = va_arg(args, ngx_str_t *); | |
455 | 167 |
461 | 168 len = (buf + s->len < last) ? s->len : (size_t) (last - buf); |
169 buf = ngx_cpymem(buf, s->data, len); | |
170 fmt++; | |
455 | 171 |
461 | 172 continue; |
455 | 173 |
174 case 's': | |
461 | 175 p = va_arg(args, u_char *); |
455 | 176 |
461 | 177 while (*p && buf < last) { |
455 | 178 *buf++ = *p++; |
179 } | |
180 fmt++; | |
181 | |
182 continue; | |
183 | |
461 | 184 case 'O': |
185 i64 = (int64_t) va_arg(args, off_t); | |
186 sign = 1; | |
187 break; | |
188 | |
189 case 'P': | |
190 i64 = (int64_t) va_arg(args, ngx_pid_t); | |
191 sign = 1; | |
192 break; | |
193 | |
194 case 'T': | |
195 i64 = (int64_t) va_arg(args, time_t); | |
196 sign = 1; | |
197 break; | |
198 | |
199 case 'z': | |
200 if (sign) { | |
201 i64 = (int64_t) va_arg(args, ssize_t); | |
202 } else { | |
203 ui64 = (uint64_t) va_arg(args, size_t); | |
204 } | |
205 break; | |
206 | |
207 case 'i': | |
208 if (sign) { | |
209 i64 = (int64_t) va_arg(args, ngx_int_t); | |
210 } else { | |
211 ui64 = (uint64_t) va_arg(args, ngx_uint_t); | |
212 } | |
213 break; | |
214 | |
215 case 'd': | |
216 if (sign) { | |
217 i64 = (int64_t) va_arg(args, int); | |
218 } else { | |
219 ui64 = (uint64_t) va_arg(args, u_int); | |
220 } | |
221 break; | |
222 | |
223 case 'l': | |
224 if (sign) { | |
225 i64 = (int64_t) va_arg(args, long); | |
226 } else { | |
227 ui64 = (uint64_t) va_arg(args, u_long); | |
228 } | |
229 break; | |
230 | |
231 case 'D': | |
232 if (sign) { | |
233 i64 = (int64_t) va_arg(args, int32_t); | |
234 } else { | |
235 ui64 = (uint64_t) va_arg(args, uint32_t); | |
236 } | |
237 break; | |
238 | |
239 case 'L': | |
240 if (sign) { | |
241 i64 = va_arg(args, int64_t); | |
242 } else { | |
243 ui64 = va_arg(args, uint64_t); | |
244 } | |
245 break; | |
246 | |
247 #if !(NGX_WIN32) | |
248 case 'r': | |
249 i64 = (int64_t) va_arg(args, rlim_t); | |
250 sign = 1; | |
251 break; | |
252 #endif | |
253 | |
254 case 'p': | |
255 ui64 = (uintptr_t) va_arg(args, void *); | |
256 hexadecimal = 2; | |
257 sign = 0; | |
258 zero = '0'; | |
259 width = 8; | |
260 break; | |
261 | |
457 | 262 case 'c': |
461 | 263 d = va_arg(args, int); |
457 | 264 *buf++ = (u_char) (d & 0xff); |
265 fmt++; | |
266 | |
267 continue; | |
268 | |
461 | 269 case 'Z': |
270 *buf++ = '\0'; | |
271 fmt++; | |
272 | |
273 continue; | |
274 | |
455 | 275 case '%': |
276 *buf++ = '%'; | |
277 fmt++; | |
278 | |
279 continue; | |
280 | |
281 default: | |
282 *buf++ = *fmt++; | |
283 | |
284 continue; | |
285 } | |
286 | |
461 | 287 if (sign) { |
288 if (i64 < 0) { | |
289 *buf++ = '-'; | |
290 ui64 = (uint64_t) -i64; | |
291 | |
292 } else { | |
293 ui64 = (uint64_t) i64; | |
294 } | |
295 } | |
296 | |
297 if (hexadecimal == 1) { | |
298 do { | |
299 | |
300 /* the "(uint32_t)" cast disables the BCC's warning */ | |
301 *--p = hex[(uint32_t) (ui64 & 0xf)]; | |
302 | |
303 } while (ui64 >>= 4); | |
304 | |
305 } else if (hexadecimal == 2) { | |
306 do { | |
307 | |
308 /* the "(uint32_t)" cast disables the BCC's warning */ | |
309 *--p = HEX[(uint32_t) (ui64 & 0xf)]; | |
310 | |
311 } while (ui64 >>= 4); | |
312 | |
313 } else if (ui64 <= NGX_MAX_UINT32_VALUE) { | |
314 | |
315 /* | |
316 * To divide 64-bit number and to find the remainder | |
317 * on the x86 platform gcc and icc call the libc functions | |
318 * [u]divdi3() and [u]moddi3(), they call another function | |
319 * in return. On FreeBSD it is the qdivrem() function, | |
320 * its source code is about 170 lines of the code. | |
321 * The glibc counterpart is about 150 lines of the code. | |
322 * | |
323 * For 32-bit numbers gcc and icc use the inlined | |
324 * multiplication and shifts. For example, unsigned | |
325 * "i32 / 10" is compiled to "(i32 * 0xCCCCCCCD) >> 35". | |
326 */ | |
327 | |
328 ui32 = (uint32_t) ui64; | |
329 | |
330 do { | |
331 *--p = (u_char) (ui32 % 10 + '0'); | |
332 } while (ui32 /= 10); | |
333 | |
334 } else { | |
335 do { | |
336 *--p = (u_char) (ui64 % 10 + '0'); | |
337 } while (ui64 /= 10); | |
338 } | |
339 | |
455 | 340 len = (temp + NGX_MAX_INT_LEN) - p; |
341 | |
461 | 342 while (len++ < width && buf < last) { |
343 *buf++ = zero; | |
455 | 344 } |
345 | |
461 | 346 len = (temp + NGX_MAX_INT_LEN) - p; |
347 if (buf + len > last) { | |
348 len = last - buf; | |
349 } | |
350 | |
351 buf = ngx_cpymem(buf, p, len); | |
455 | 352 |
353 fmt++; | |
354 | |
355 } else { | |
356 *buf++ = *fmt++; | |
357 } | |
358 } | |
359 | |
360 return buf; | |
361 } | |
362 | |
363 | |
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364 ngx_int_t ngx_rstrncmp(u_char *s1, u_char *s2, size_t n) |
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365 { |
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366 if (n == 0) { |
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367 return 0; |
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368 } |
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369 |
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370 n--; |
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371 |
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372 for ( ;; ) { |
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373 if (s1[n] != s2[n]) { |
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374 return s1[n] - s2[n]; |
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375 } |
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376 |
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377 if (n == 0) { |
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378 return 0; |
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379 } |
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380 |
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381 n--; |
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382 } |
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383 } |
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384 |
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385 |
455 | 386 ngx_int_t ngx_rstrncasecmp(u_char *s1, u_char *s2, size_t n) |
387 { | |
388 u_char c1, c2; | |
389 | |
390 if (n == 0) { | |
391 return 0; | |
392 } | |
393 | |
394 n--; | |
395 | |
396 for ( ;; ) { | |
397 c1 = s1[n]; | |
398 if (c1 >= 'a' && c1 <= 'z') { | |
399 c1 -= 'a' - 'A'; | |
400 } | |
401 | |
402 c2 = s2[n]; | |
403 if (c2 >= 'a' && c2 <= 'z') { | |
404 c2 -= 'a' - 'A'; | |
405 } | |
406 | |
407 if (c1 != c2) { | |
408 return c1 - c2; | |
409 } | |
410 | |
411 if (n == 0) { | |
412 return 0; | |
413 } | |
414 | |
415 n--; | |
416 } | |
417 } | |
418 | |
419 | |
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420 ngx_int_t ngx_atoi(u_char *line, size_t n) |
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421 { |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
422 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
|
423 |
84
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
424 if (n == 0) { |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
425 return NGX_ERROR; |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
426 } |
fab4cb00fe5b
nginx-0.0.1-2003-05-06-21:03:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
427 |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
428 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
|
429 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
|
430 return NGX_ERROR; |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
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 |
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
433 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
|
434 } |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
435 |
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
436 if (value < 0) { |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
437 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
|
438 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
439 } else { |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
440 return value; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
441 } |
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 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
444 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
445 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
|
446 { |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
447 u_char ch; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
448 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
|
449 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
450 if (n == 0) { |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
451 return NGX_ERROR; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
452 } |
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 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
|
455 ch = *line; |
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 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
|
458 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
|
459 continue; |
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 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
462 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
|
463 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
|
464 continue; |
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 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
467 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
|
468 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
|
469 continue; |
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 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
472 return NGX_ERROR; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
473 } |
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 if (value < 0) { |
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 |
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
478 } else { |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
479 return value; |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
480 } |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
481 } |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
482 |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
483 |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
484 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
|
485 { |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
486 int i; |
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
487 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
|
488 |
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
489 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
|
490 *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
|
491 *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
|
492 } |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
493 |
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 = '\0'; |
174
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
495 } |
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
496 |
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
497 |
452 | 498 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
|
499 { |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
500 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
|
501 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
|
502 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
|
503 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
504 |
409
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
505 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
|
506 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
|
507 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
|
508 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
509 while (len > 2) { |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
510 *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
|
511 *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
|
512 *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
|
513 *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
|
514 |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
515 s += 3; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
516 len -= 3; |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
517 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
518 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
519 if (len) { |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
520 *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
|
521 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
522 if (len == 1) { |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
523 *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
|
524 *d++ = '='; |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
525 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
526 } else { |
408
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) | (s[1] >> 4)]; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
528 *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
|
529 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
530 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
531 *d++ = '='; |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
532 } |
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 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
|
535 } |
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 |
452 | 538 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
|
539 { |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
540 size_t len; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
541 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
|
542 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
|
543 { 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
|
544 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
|
545 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
|
546 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
|
547 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
|
548 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
|
549 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
|
550 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
|
551 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
552 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
|
553 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
|
554 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
|
555 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
|
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 |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
561 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
|
562 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
|
563 break; |
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 |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
566 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
|
567 return NGX_ERROR; |
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 |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
571 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
|
572 return NGX_ERROR; |
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 |
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
575 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
|
576 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
|
577 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
578 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
|
579 *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
|
580 *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
|
581 *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
|
582 |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
583 s += 4; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
584 len -= 4; |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
585 } |
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 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
|
588 *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
|
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 > 2) { |
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[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
|
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 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
|
596 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
597 return NGX_OK; |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
598 } |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
599 |
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
600 |
461 | 601 ngx_uint_t ngx_escape_uri(u_char *dst, u_char *src, size_t size, |
602 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
|
603 { |
461 | 604 ngx_uint_t i, n; |
605 uint32_t *escape; | |
452 | 606 static u_char hex[] = "0123456789abcdef"; |
461 | 607 |
608 static uint32_t uri[] = | |
452 | 609 { 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
|
610 |
452 | 611 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
612 0x80000021, /* 1000 0000 0000 0000 0000 0000 0010 0001 */ | |
613 | |
614 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
615 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
616 | |
617 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ | |
618 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
|
619 |
452 | 620 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
621 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
622 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
623 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ }; | |
624 | |
461 | 625 static uint32_t html[] = |
626 { 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
627 | |
628 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ | |
629 0x80000021, /* 0000 0000 0000 0000 0000 0000 1010 0101 */ | |
630 | |
631 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ | |
632 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ | |
633 | |
634 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ | |
635 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ | |
636 | |
637 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
638 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
639 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ | |
640 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ }; | |
641 | |
642 | |
643 if (type == NGX_ESCAPE_HTML) { | |
644 escape = html; | |
645 | |
646 } else { | |
647 escape = uri; | |
648 } | |
649 | |
452 | 650 if (dst == NULL) { |
651 | |
652 /* 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
|
653 |
452 | 654 n = 0; |
655 | |
656 for (i = 0; i < size; i++) { | |
657 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { | |
658 n++; | |
659 } | |
660 src++; | |
661 } | |
662 | |
663 return n; | |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
664 } |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
665 |
452 | 666 for (i = 0; i < size; i++) { |
667 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { | |
668 *dst++ = '%'; | |
669 *dst++ = hex[*src >> 4]; | |
670 *dst++ = hex[*src & 0xf]; | |
671 src++; | |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
672 |
452 | 673 } else { |
674 *dst++ = *src++; | |
675 } | |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
676 } |
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
677 |
461 | 678 return 0; |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
679 } |