Mercurial > trustbridge
comparison cinst/mozilla.c @ 235:0c4d65a7cd14
Started to write input parser.
Strange problems with b64 decode seemingly to accept invalid input?
| author | Sascha Wilde <wilde@intevation.de> |
|---|---|
| date | Fri, 28 Mar 2014 13:04:59 +0100 |
| parents | 774e944c395b |
| children | dd417a2ff9cd 74d6e33c7d38 |
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| 232:774e944c395b | 235:0c4d65a7cd14 |
|---|---|
| 28 * Success messages are written to stdout. Errors to stderr. For logging | 28 * Success messages are written to stdout. Errors to stderr. For logging |
| 29 * purposes each installation / removal of a certificate will be reported | 29 * purposes each installation / removal of a certificate will be reported |
| 30 * with the profile name that it modified. | 30 * with the profile name that it modified. |
| 31 * | 31 * |
| 32 */ | 32 */ |
| 33 | |
| 34 /** | |
| 35 * @brief Needs to eb defined to get strnlen() | |
| 36 */ | |
| 37 #define _POSIX_C_SOURCE 200809L | |
| 38 | |
| 39 /* REMOVEME: */ | |
| 40 #include <unistd.h> | |
| 33 | 41 |
| 34 #include <dirent.h> | 42 #include <dirent.h> |
| 35 #include <cert.h> | 43 #include <cert.h> |
| 36 #include <certt.h> | 44 #include <certt.h> |
| 37 #include <nss.h> | 45 #include <nss.h> |
| 322 | 330 |
| 323 | 331 |
| 324 int | 332 int |
| 325 main () | 333 main () |
| 326 { | 334 { |
| 335 char inpl[LINEBUFLEN]; | |
| 336 size_t inpllen; | |
| 337 char *dercert; | |
| 338 size_t dercertlen; | |
| 327 char **pdirs; | 339 char **pdirs; |
| 340 bool parserr = true; | |
| 328 pdirs = | 341 pdirs = |
| 329 get_all_profile_dirs(); | 342 get_all_profile_dirs(); |
| 343 | |
| 330 if (pdirs != NULL) | 344 if (pdirs != NULL) |
| 331 { | 345 { |
| 346 while ( fgets(inpl, LINEBUFLEN, stdin) != NULL ) | |
| 347 { | |
| 348 inpllen = strnlen(inpl, LINEBUFLEN); | |
| 349 /* Validate input line: | |
| 350 * - must be (much) longer than 3 characters | |
| 351 * - must start with "*:" | |
| 352 */ | |
| 353 if ((inpllen > 3) && (inpl[1] == ':')) | |
| 354 /* Now parse Input */ | |
| 355 switch(inpl[0]) | |
| 356 { | |
| 357 case 'R': | |
| 358 parserr = true; | |
| 359 DEBUGPRINTF("Removing Certificate: %s", &inpl[2]); | |
| 360 if ( str_base64_decode(&dercert, &dercertlen, | |
| 361 &inpl[2], inpllen-2) == 0 ) | |
| 362 { | |
| 363 DEBUGPRINTF("Successfully b64 decoded cert: '"); | |
| 364 write(2, dercert, dercertlen); | |
| 365 fprintf(stderr,"'\n"); | |
| 366 parserr = false; | |
| 367 } | |
| 368 else | |
| 369 DEBUGPRINTF("Base64 decoded failed!\n'"); | |
| 370 break; | |
| 371 case 'I': | |
| 372 DEBUGPRINTF("Installing Certificate: %s", &inpl[2]); | |
| 373 parserr = false; | |
| 374 break; | |
| 375 default: | |
| 376 parserr = true; | |
| 377 } | |
| 378 else | |
| 379 { | |
| 380 parserr = true; | |
| 381 } | |
| 382 | |
| 383 if (parserr) | |
| 384 { | |
| 385 DEBUGPRINTF("FATAL: Invalid input: %s\n", inpl); | |
| 386 exit(ERR_MOZ_INVALID_INPUT); | |
| 387 } | |
| 388 } | |
| 389 | |
| 332 for (int i=0; pdirs[i] != NULL; i++) | 390 for (int i=0; pdirs[i] != NULL; i++) |
| 333 { | 391 { |
| 334 puts(pdirs[i]); | 392 puts(pdirs[i]); |
| 335 nss_list_certs(pdirs[i]); | 393 nss_list_certs(pdirs[i]); |
| 336 } | 394 } |