The data contained in this repository can be downloaded to your computer using one of several clients.
Please see the documentation of your version control software client for more information.
Please select the desired protocol below to get the URL.
This URL has Read-Only access.
main_repo / deps / openssl / openssl / crypto / conf / conf_def.c @ aa3b4b4d
History | View | Annotate | Download (15.8 KB)
| 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' && ss != p) |
| 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_VALUE); |
| 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 |
|