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1 /* crypto/conf/conf.c */ | |
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) | |
3 * All rights reserved. | |
4 * | |
5 * This package is an SSL implementation written | |
6 * by Eric Young (eay@cryptsoft.com). | |
7 * The implementation was written so as to conform with Netscapes SSL. | |
8 * | |
9 * This library is free for commercial and non-commercial use as long as | |
10 * the following conditions are aheared to. The following conditions | |
11 * apply to all code found in this distribution, be it the RC4, RSA, | |
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation | |
13 * included with this distribution is covered by the same copyright terms | |
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com). | |
15 * | |
16 * Copyright remains Eric Young's, and as such any Copyright notices in | |
17 * the code are not to be removed. | |
18 * If this package is used in a product, Eric Young should be given attribution | |
19 * as the author of the parts of the library used. | |
20 * This can be in the form of a textual message at program startup or | |
21 * in documentation (online or textual) provided with the package. | |
22 * | |
23 * Redistribution and use in source and binary forms, with or without | |
24 * modification, are permitted provided that the following conditions | |
25 * are met: | |
26 * 1. Redistributions of source code must retain the copyright | |
27 * notice, this list of conditions and the following disclaimer. | |
28 * 2. Redistributions in binary form must reproduce the above copyright | |
29 * notice, this list of conditions and the following disclaimer in the | |
30 * documentation and/or other materials provided with the distribution. | |
31 * 3. All advertising materials mentioning features or use of this software | |
32 * must display the following acknowledgement: | |
33 * "This product includes cryptographic software written by | |
34 * Eric Young (eay@cryptsoft.com)" | |
35 * The word 'cryptographic' can be left out if the rouines from the library | |
36 * being used are not cryptographic related :-). | |
37 * 4. If you include any Windows specific code (or a derivative thereof) from | |
38 * the apps directory (application code) you must include an acknowledgement: | |
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
40 * | |
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND | |
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
51 * SUCH DAMAGE. | |
52 * | |
53 * The licence and distribution terms for any publically available version or | |
54 * derivative of this code cannot be changed. i.e. this code cannot simply be | |
55 * copied and put under another distribution licence | |
56 * [including the GNU Public Licence.] | |
57 */ | |
58 | |
59 /* Part of the code in here was originally in conf.c, which is now removed */ | |
60 | |
61 #include <stdio.h> | |
62 #include <string.h> | |
63 #include "cryptlib.h" | |
64 #include <openssl/stack.h> | |
65 #include <openssl/lhash.h> | |
66 #include <openssl/conf.h> | |
67 #include <openssl/conf_api.h> | |
68 #include "conf_def.h" | |
69 #include <openssl/buffer.h> | |
70 #include <openssl/err.h> | |
71 | |
72 static char *eat_ws(CONF *conf, char *p); | |
73 static char *eat_alpha_numeric(CONF *conf, char *p); | |
74 static void clear_comments(CONF *conf, char *p); | |
75 static int str_copy(CONF *conf,char *section,char **to, char *from); | |
76 static char *scan_quote(CONF *conf, char *p); | |
77 static char *scan_dquote(CONF *conf, char *p); | |
78 #define scan_esc(conf,p) (((IS_EOF((conf),(p)[1]))?((p)+1):((p)+2))) | |
79 | |
80 static CONF *def_create(CONF_METHOD *meth); | |
81 static int def_init_default(CONF *conf); | |
82 static int def_init_WIN32(CONF *conf); | |
83 static int def_destroy(CONF *conf); | |
84 static int def_destroy_data(CONF *conf); | |
85 static int def_load(CONF *conf, const char *name, long *eline); | |
86 static int def_load_bio(CONF *conf, BIO *bp, long *eline); | |
87 static int def_dump(const CONF *conf, BIO *bp); | |
88 static int def_is_number(const CONF *conf, char c); | |
89 static int def_to_int(const CONF *conf, char c); | |
90 | |
91 const char CONF_def_version[]="CONF_def" OPENSSL_VERSION_PTEXT; | |
92 | |
93 static CONF_METHOD default_method = { | |
94 "OpenSSL default", | |
95 def_create, | |
96 def_init_default, | |
97 def_destroy, | |
98 def_destroy_data, | |
99 def_load_bio, | |
100 def_dump, | |
101 def_is_number, | |
102 def_to_int, | |
103 def_load | |
104 }; | |
105 | |
106 static CONF_METHOD WIN32_method = { | |
107 "WIN32", | |
108 def_create, | |
109 def_init_WIN32, | |
110 def_destroy, | |
111 def_destroy_data, | |
112 def_load_bio, | |
113 def_dump, | |
114 def_is_number, | |
115 def_to_int, | |
116 def_load | |
117 }; | |
118 | |
119 CONF_METHOD *NCONF_default() | |
120 { | |
121 return &default_method; | |
122 } | |
123 CONF_METHOD *NCONF_WIN32() | |
124 { | |
125 return &WIN32_method; | |
126 } | |
127 | |
128 static CONF *def_create(CONF_METHOD *meth) | |
129 { | |
130 CONF *ret; | |
131 | |
132 ret = OPENSSL_malloc(sizeof(CONF) + sizeof(unsigned short *)); | |
133 if (ret) | |
134 if (meth->init(ret) == 0) | |
135 { | |
136 OPENSSL_free(ret); | |
137 ret = NULL; | |
138 } | |
139 return ret; | |
140 } | |
141 | |
142 static int def_init_default(CONF *conf) | |
143 { | |
144 if (conf == NULL) | |
145 return 0; | |
146 | |
147 conf->meth = &default_method; | |
148 conf->meth_data = CONF_type_default; | |
149 conf->data = NULL; | |
150 | |
151 return 1; | |
152 } | |
153 | |
154 static int def_init_WIN32(CONF *conf) | |
155 { | |
156 if (conf == NULL) | |
157 return 0; | |
158 | |
159 conf->meth = &WIN32_method; | |
160 conf->meth_data = (void *)CONF_type_win32; | |
161 conf->data = NULL; | |
162 | |
163 return 1; | |
164 } | |
165 | |
166 static int def_destroy(CONF *conf) | |
167 { | |
168 if (def_destroy_data(conf)) | |
169 { | |
170 OPENSSL_free(conf); | |
171 return 1; | |
172 } | |
173 return 0; | |
174 } | |
175 | |
176 static int def_destroy_data(CONF *conf) | |
177 { | |
178 if (conf == NULL) | |
179 return 0; | |
180 _CONF_free_data(conf); | |
181 return 1; | |
182 } | |
183 | |
184 static int def_load(CONF *conf, const char *name, long *line) | |
185 { | |
186 int ret; | |
187 BIO *in=NULL; | |
188 | |
189 #ifdef OPENSSL_SYS_VMS | |
190 in=BIO_new_file(name, "r"); | |
191 #else | |
192 in=BIO_new_file(name, "rb"); | |
193 #endif | |
194 if (in == NULL) | |
195 { | |
196 if (ERR_GET_REASON(ERR_peek_last_error()) == BIO_R_NO_SUCH_FILE) | |
197 CONFerr(CONF_F_DEF_LOAD,CONF_R_NO_SUCH_FILE); | |
198 else | |
199 CONFerr(CONF_F_DEF_LOAD,ERR_R_SYS_LIB); | |
200 return 0; | |
201 } | |
202 | |
203 ret = def_load_bio(conf, in, line); | |
204 BIO_free(in); | |
205 | |
206 return ret; | |
207 } | |
208 | |
209 static int def_load_bio(CONF *conf, BIO *in, long *line) | |
210 { | |
211 /* The macro BUFSIZE conflicts with a system macro in VxWorks */ | |
212 #define CONFBUFSIZE 512 | |
213 int bufnum=0,i,ii; | |
214 BUF_MEM *buff=NULL; | |
215 char *s,*p,*end; | |
216 int again; | |
217 long eline=0; | |
218 char btmp[DECIMAL_SIZE(eline)+1]; | |
219 CONF_VALUE *v=NULL,*tv; | |
220 CONF_VALUE *sv=NULL; | |
221 char *section=NULL,*buf; | |
222 char *start,*psection,*pname; | |
223 void *h = (void *)(conf->data); | |
224 | |
225 if ((buff=BUF_MEM_new()) == NULL) | |
226 { | |
227 CONFerr(CONF_F_DEF_LOAD_BIO,ERR_R_BUF_LIB); | |
228 goto err; | |
229 } | |
230 | |
231 section=(char *)OPENSSL_malloc(10); | |
232 if (section == NULL) | |
233 { | |
234 CONFerr(CONF_F_DEF_LOAD_BIO,ERR_R_MALLOC_FAILURE); | |
235 goto err; | |
236 } | |
237 BUF_strlcpy(section,"default",10); | |
238 | |
239 if (_CONF_new_data(conf) == 0) | |
240 { | |
241 CONFerr(CONF_F_DEF_LOAD_BIO,ERR_R_MALLOC_FAILURE); | |
242 goto err; | |
243 } | |
244 | |
245 sv=_CONF_new_section(conf,section); | |
246 if (sv == NULL) | |
247 { | |
248 CONFerr(CONF_F_DEF_LOAD_BIO, | |
249 CONF_R_UNABLE_TO_CREATE_NEW_SECTION); | |
250 goto err; | |
251 } | |
252 | |
253 bufnum=0; | |
254 again=0; | |
255 for (;;) | |
256 { | |
257 if (!BUF_MEM_grow(buff,bufnum+CONFBUFSIZE)) | |
258 { | |
259 CONFerr(CONF_F_DEF_LOAD_BIO,ERR_R_BUF_LIB); | |
260 goto err; | |
261 } | |
262 p= &(buff->data[bufnum]); | |
263 *p='\0'; | |
264 BIO_gets(in, p, CONFBUFSIZE-1); | |
265 p[CONFBUFSIZE-1]='\0'; | |
266 ii=i=strlen(p); | |
267 if (i == 0 && !again) break; | |
268 again=0; | |
269 while (i > 0) | |
270 { | |
271 if ((p[i-1] != '\r') && (p[i-1] != '\n')) | |
272 break; | |
273 else | |
274 i--; | |
275 } | |
276 /* we removed some trailing stuff so there is a new | |
277 * line on the end. */ | |
278 if (ii && i == ii) | |
279 again=1; /* long line */ | |
280 else | |
281 { | |
282 p[i]='\0'; | |
283 eline++; /* another input line */ | |
284 } | |
285 | |
286 /* we now have a line with trailing \r\n removed */ | |
287 | |
288 /* i is the number of bytes */ | |
289 bufnum+=i; | |
290 | |
291 v=NULL; | |
292 /* check for line continuation */ | |
293 if (bufnum >= 1) | |
294 { | |
295 /* If we have bytes and the last char '\\' and | |
296 * second last char is not '\\' */ | |
297 p= &(buff->data[bufnum-1]); | |
298 if (IS_ESC(conf,p[0]) && | |
299 ((bufnum <= 1) || !IS_ESC(conf,p[-1]))) | |
300 { | |
301 bufnum--; | |
302 again=1; | |
303 } | |
304 } | |
305 if (again) continue; | |
306 bufnum=0; | |
307 buf=buff->data; | |
308 | |
309 clear_comments(conf, buf); | |
310 s=eat_ws(conf, buf); | |
311 if (IS_EOF(conf,*s)) continue; /* blank line */ | |
312 if (*s == '[') | |
313 { | |
314 char *ss; | |
315 | |
316 s++; | |
317 start=eat_ws(conf, s); | |
318 ss=start; | |
319 again: | |
320 end=eat_alpha_numeric(conf, ss); | |
321 p=eat_ws(conf, end); | |
322 if (*p != ']') | |
323 { | |
324 if (*p != '\0') | |
325 { | |
326 ss=p; | |
327 goto again; | |
328 } | |
329 CONFerr(CONF_F_DEF_LOAD_BIO, | |
330 CONF_R_MISSING_CLOSE_SQUARE_BRACKET); | |
331 goto err; | |
332 } | |
333 *end='\0'; | |
334 if (!str_copy(conf,NULL,§ion,start)) goto err; | |
335 if ((sv=_CONF_get_section(conf,section)) == NULL) | |
336 sv=_CONF_new_section(conf,section); | |
337 if (sv == NULL) | |
338 { | |
339 CONFerr(CONF_F_DEF_LOAD_BIO, | |
340 CONF_R_UNABLE_TO_CREATE_NEW_SECTION); | |
341 goto err; | |
342 } | |
343 continue; | |
344 } | |
345 else | |
346 { | |
347 pname=s; | |
348 psection=NULL; | |
349 end=eat_alpha_numeric(conf, s); | |
350 if ((end[0] == ':') && (end[1] == ':')) | |
351 { | |
352 *end='\0'; | |
353 end+=2; | |
354 psection=pname; | |
355 pname=end; | |
356 end=eat_alpha_numeric(conf, end); | |
357 } | |
358 p=eat_ws(conf, end); | |
359 if (*p != '=') | |
360 { | |
361 CONFerr(CONF_F_DEF_LOAD_BIO, | |
362 CONF_R_MISSING_EQUAL_SIGN); | |
363 goto err; | |
364 } | |
365 *end='\0'; | |
366 p++; | |
367 start=eat_ws(conf, p); | |
368 while (!IS_EOF(conf,*p)) | |
369 p++; | |
370 p--; | |
371 while ((p != start) && (IS_WS(conf,*p))) | |
372 p--; | |
373 p++; | |
374 *p='\0'; | |
375 | |
376 if (!(v=(CONF_VALUE *)OPENSSL_malloc(sizeof(CONF_VALUE))
)) | |
377 { | |
378 CONFerr(CONF_F_DEF_LOAD_BIO, | |
379 ERR_R_MALLOC_FAILURE); | |
380 goto err; | |
381 } | |
382 if (psection == NULL) psection=section; | |
383 v->name=(char *)OPENSSL_malloc(strlen(pname)+1); | |
384 v->value=NULL; | |
385 if (v->name == NULL) | |
386 { | |
387 CONFerr(CONF_F_DEF_LOAD_BIO, | |
388 ERR_R_MALLOC_FAILURE); | |
389 goto err; | |
390 } | |
391 BUF_strlcpy(v->name,pname,strlen(pname)+1); | |
392 if (!str_copy(conf,psection,&(v->value),start)) goto err
; | |
393 | |
394 if (strcmp(psection,section) != 0) | |
395 { | |
396 if ((tv=_CONF_get_section(conf,psection)) | |
397 == NULL) | |
398 tv=_CONF_new_section(conf,psection); | |
399 if (tv == NULL) | |
400 { | |
401 CONFerr(CONF_F_DEF_LOAD_BIO, | |
402 CONF_R_UNABLE_TO_CREATE_NEW_SECTION); | |
403 goto err; | |
404 } | |
405 } | |
406 else | |
407 tv=sv; | |
408 #if 1 | |
409 if (_CONF_add_string(conf, tv, v) == 0) | |
410 { | |
411 CONFerr(CONF_F_DEF_LOAD_BIO, | |
412 ERR_R_MALLOC_FAILURE); | |
413 goto err; | |
414 } | |
415 #else | |
416 v->section=tv->section; | |
417 if (!sk_CONF_VALUE_push(ts,v)) | |
418 { | |
419 CONFerr(CONF_F_DEF_LOAD_BIO, | |
420 ERR_R_MALLOC_FAILURE); | |
421 goto err; | |
422 } | |
423 vv=(CONF_VALUE *)lh_insert(conf->data,v); | |
424 if (vv != NULL) | |
425 { | |
426 sk_CONF_VALUE_delete_ptr(ts,vv); | |
427 OPENSSL_free(vv->name); | |
428 OPENSSL_free(vv->value); | |
429 OPENSSL_free(vv); | |
430 } | |
431 #endif | |
432 v=NULL; | |
433 } | |
434 } | |
435 if (buff != NULL) BUF_MEM_free(buff); | |
436 if (section != NULL) OPENSSL_free(section); | |
437 return(1); | |
438 err: | |
439 if (buff != NULL) BUF_MEM_free(buff); | |
440 if (section != NULL) OPENSSL_free(section); | |
441 if (line != NULL) *line=eline; | |
442 BIO_snprintf(btmp,sizeof btmp,"%ld",eline); | |
443 ERR_add_error_data(2,"line ",btmp); | |
444 if ((h != conf->data) && (conf->data != NULL)) | |
445 { | |
446 CONF_free(conf->data); | |
447 conf->data=NULL; | |
448 } | |
449 if (v != NULL) | |
450 { | |
451 if (v->name != NULL) OPENSSL_free(v->name); | |
452 if (v->value != NULL) OPENSSL_free(v->value); | |
453 if (v != NULL) OPENSSL_free(v); | |
454 } | |
455 return(0); | |
456 } | |
457 | |
458 static void clear_comments(CONF *conf, char *p) | |
459 { | |
460 for (;;) | |
461 { | |
462 if (IS_FCOMMENT(conf,*p)) | |
463 { | |
464 *p='\0'; | |
465 return; | |
466 } | |
467 if (!IS_WS(conf,*p)) | |
468 { | |
469 break; | |
470 } | |
471 p++; | |
472 } | |
473 | |
474 for (;;) | |
475 { | |
476 if (IS_COMMENT(conf,*p)) | |
477 { | |
478 *p='\0'; | |
479 return; | |
480 } | |
481 if (IS_DQUOTE(conf,*p)) | |
482 { | |
483 p=scan_dquote(conf, p); | |
484 continue; | |
485 } | |
486 if (IS_QUOTE(conf,*p)) | |
487 { | |
488 p=scan_quote(conf, p); | |
489 continue; | |
490 } | |
491 if (IS_ESC(conf,*p)) | |
492 { | |
493 p=scan_esc(conf,p); | |
494 continue; | |
495 } | |
496 if (IS_EOF(conf,*p)) | |
497 return; | |
498 else | |
499 p++; | |
500 } | |
501 } | |
502 | |
503 static int str_copy(CONF *conf, char *section, char **pto, char *from) | |
504 { | |
505 int q,r,rr=0,to=0,len=0; | |
506 char *s,*e,*rp,*p,*rrp,*np,*cp,v; | |
507 BUF_MEM *buf; | |
508 | |
509 if ((buf=BUF_MEM_new()) == NULL) return(0); | |
510 | |
511 len=strlen(from)+1; | |
512 if (!BUF_MEM_grow(buf,len)) goto err; | |
513 | |
514 for (;;) | |
515 { | |
516 if (IS_QUOTE(conf,*from)) | |
517 { | |
518 q= *from; | |
519 from++; | |
520 while (!IS_EOF(conf,*from) && (*from != q)) | |
521 { | |
522 if (IS_ESC(conf,*from)) | |
523 { | |
524 from++; | |
525 if (IS_EOF(conf,*from)) break; | |
526 } | |
527 buf->data[to++]= *(from++); | |
528 } | |
529 if (*from == q) from++; | |
530 } | |
531 else if (IS_DQUOTE(conf,*from)) | |
532 { | |
533 q= *from; | |
534 from++; | |
535 while (!IS_EOF(conf,*from)) | |
536 { | |
537 if (*from == q) | |
538 { | |
539 if (*(from+1) == q) | |
540 { | |
541 from++; | |
542 } | |
543 else | |
544 { | |
545 break; | |
546 } | |
547 } | |
548 buf->data[to++]= *(from++); | |
549 } | |
550 if (*from == q) from++; | |
551 } | |
552 else if (IS_ESC(conf,*from)) | |
553 { | |
554 from++; | |
555 v= *(from++); | |
556 if (IS_EOF(conf,v)) break; | |
557 else if (v == 'r') v='\r'; | |
558 else if (v == 'n') v='\n'; | |
559 else if (v == 'b') v='\b'; | |
560 else if (v == 't') v='\t'; | |
561 buf->data[to++]= v; | |
562 } | |
563 else if (IS_EOF(conf,*from)) | |
564 break; | |
565 else if (*from == '$') | |
566 { | |
567 /* try to expand it */ | |
568 rrp=NULL; | |
569 s= &(from[1]); | |
570 if (*s == '{') | |
571 q='}'; | |
572 else if (*s == '(') | |
573 q=')'; | |
574 else q=0; | |
575 | |
576 if (q) s++; | |
577 cp=section; | |
578 e=np=s; | |
579 while (IS_ALPHA_NUMERIC(conf,*e)) | |
580 e++; | |
581 if ((e[0] == ':') && (e[1] == ':')) | |
582 { | |
583 cp=np; | |
584 rrp=e; | |
585 rr= *e; | |
586 *rrp='\0'; | |
587 e+=2; | |
588 np=e; | |
589 while (IS_ALPHA_NUMERIC(conf,*e)) | |
590 e++; | |
591 } | |
592 r= *e; | |
593 *e='\0'; | |
594 rp=e; | |
595 if (q) | |
596 { | |
597 if (r != q) | |
598 { | |
599 CONFerr(CONF_F_STR_COPY,CONF_R_NO_CLOSE_
BRACE); | |
600 goto err; | |
601 } | |
602 e++; | |
603 } | |
604 /* So at this point we have | |
605 * np which is the start of the name string which is | |
606 * '\0' terminated. | |
607 * cp which is the start of the section string which is | |
608 * '\0' terminated. | |
609 * e is the 'next point after'. | |
610 * r and rr are the chars replaced by the '\0' | |
611 * rp and rrp is where 'r' and 'rr' came from. | |
612 */ | |
613 p=_CONF_get_string(conf,cp,np); | |
614 if (rrp != NULL) *rrp=rr; | |
615 *rp=r; | |
616 if (p == NULL) | |
617 { | |
618 CONFerr(CONF_F_STR_COPY,CONF_R_VARIABLE_HAS_NO_V
ALUE); | |
619 goto err; | |
620 } | |
621 BUF_MEM_grow_clean(buf,(strlen(p)+buf->length-(e-from)))
; | |
622 while (*p) | |
623 buf->data[to++]= *(p++); | |
624 | |
625 /* Since we change the pointer 'from', we also have | |
626 to change the perceived length of the string it | |
627 points at. /RL */ | |
628 len -= e-from; | |
629 from=e; | |
630 | |
631 /* In case there were no braces or parenthesis around | |
632 the variable reference, we have to put back the | |
633 character that was replaced with a '\0'. /RL */ | |
634 *rp = r; | |
635 } | |
636 else | |
637 buf->data[to++]= *(from++); | |
638 } | |
639 buf->data[to]='\0'; | |
640 if (*pto != NULL) OPENSSL_free(*pto); | |
641 *pto=buf->data; | |
642 OPENSSL_free(buf); | |
643 return(1); | |
644 err: | |
645 if (buf != NULL) BUF_MEM_free(buf); | |
646 return(0); | |
647 } | |
648 | |
649 static char *eat_ws(CONF *conf, char *p) | |
650 { | |
651 while (IS_WS(conf,*p) && (!IS_EOF(conf,*p))) | |
652 p++; | |
653 return(p); | |
654 } | |
655 | |
656 static char *eat_alpha_numeric(CONF *conf, char *p) | |
657 { | |
658 for (;;) | |
659 { | |
660 if (IS_ESC(conf,*p)) | |
661 { | |
662 p=scan_esc(conf,p); | |
663 continue; | |
664 } | |
665 if (!IS_ALPHA_NUMERIC_PUNCT(conf,*p)) | |
666 return(p); | |
667 p++; | |
668 } | |
669 } | |
670 | |
671 static char *scan_quote(CONF *conf, char *p) | |
672 { | |
673 int q= *p; | |
674 | |
675 p++; | |
676 while (!(IS_EOF(conf,*p)) && (*p != q)) | |
677 { | |
678 if (IS_ESC(conf,*p)) | |
679 { | |
680 p++; | |
681 if (IS_EOF(conf,*p)) return(p); | |
682 } | |
683 p++; | |
684 } | |
685 if (*p == q) p++; | |
686 return(p); | |
687 } | |
688 | |
689 | |
690 static char *scan_dquote(CONF *conf, char *p) | |
691 { | |
692 int q= *p; | |
693 | |
694 p++; | |
695 while (!(IS_EOF(conf,*p))) | |
696 { | |
697 if (*p == q) | |
698 { | |
699 if (*(p+1) == q) | |
700 { | |
701 p++; | |
702 } | |
703 else | |
704 { | |
705 break; | |
706 } | |
707 } | |
708 p++; | |
709 } | |
710 if (*p == q) p++; | |
711 return(p); | |
712 } | |
713 | |
714 static void dump_value_doall_arg(CONF_VALUE *a, BIO *out) | |
715 { | |
716 if (a->name) | |
717 BIO_printf(out, "[%s] %s=%s\n", a->section, a->name, a->value); | |
718 else | |
719 BIO_printf(out, "[[%s]]\n", a->section); | |
720 } | |
721 | |
722 static IMPLEMENT_LHASH_DOALL_ARG_FN(dump_value, CONF_VALUE, BIO) | |
723 | |
724 static int def_dump(const CONF *conf, BIO *out) | |
725 { | |
726 lh_CONF_VALUE_doall_arg(conf->data, LHASH_DOALL_ARG_FN(dump_value), | |
727 BIO, out); | |
728 return 1; | |
729 } | |
730 | |
731 static int def_is_number(const CONF *conf, char c) | |
732 { | |
733 return IS_NUMBER(conf,c); | |
734 } | |
735 | |
736 static int def_to_int(const CONF *conf, char c) | |
737 { | |
738 return c - '0'; | |
739 } | |
740 | |
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