libopkg/opkg_conf.c

   1 /* opkg_conf.c - the opkg package management system
   2
   3    Copyright (C) 2009 Ubiq Technologies <graham.gower@gmail.com>
   4
   5    Carl D. Worth
   6    Copyright (C) 2001 University of Southern California
   7
   8    This program is free software; you can redistribute it and/or
   9    modify it under the terms of the GNU General Public License as
  10    published by the Free Software Foundation; either version 2, or (at
  11    your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful, but
  14    WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16    General Public License for more details.
  17 */
  18
  19 #include "config.h"
  20
  21 #include <stdio.h>
  22 #include <sys/types.h>
  23 #include <sys/stat.h>
  24 #include <fcntl.h>
  25 #include <glob.h>
  26 #include <unistd.h>
  27
  28 #include "opkg_conf.h"
  29 #include "pkg_vec.h"
  30 #include "pkg.h"
  31 #include "xregex.h"
  32 #include "sprintf_alloc.h"
  33 #include "opkg_message.h"
  34 #include "file_util.h"
  35 #include "opkg_defines.h"
  36 #include "libbb/libbb.h"
  37
  38 static int lock_fd;
  39 static char *lock_file = NULL;
  40
  41 static opkg_conf_t _conf;
  42 opkg_conf_t *conf = &_conf;
  43
  44 /*
  45  * Config file options
  46  */
  47 opkg_option_t options[] = {
  48           { "cache", OPKG_OPT_TYPE_STRING, &_conf.cache},
  49           { "force_defaults", OPKG_OPT_TYPE_BOOL, &_conf.force_defaults },
  50           { "force_maintainer", OPKG_OPT_TYPE_BOOL, &_conf.force_maintainer },
  51           { "force_depends", OPKG_OPT_TYPE_BOOL, &_conf.force_depends },
  52           { "force_overwrite", OPKG_OPT_TYPE_BOOL, &_conf.force_overwrite },
  53           { "force_downgrade", OPKG_OPT_TYPE_BOOL, &_conf.force_downgrade },
  54           { "force_reinstall", OPKG_OPT_TYPE_BOOL, &_conf.force_reinstall },
  55           { "force_space", OPKG_OPT_TYPE_BOOL, &_conf.force_space },
  56           { "force_postinstall", OPKG_OPT_TYPE_BOOL, &_conf.force_postinstall },
  57           { "check_signature", OPKG_OPT_TYPE_BOOL, &_conf.check_signature },
  58           { "ftp_proxy", OPKG_OPT_TYPE_STRING, &_conf.ftp_proxy },
  59           { "http_proxy", OPKG_OPT_TYPE_STRING, &_conf.http_proxy },
  60           { "no_proxy", OPKG_OPT_TYPE_STRING, &_conf.no_proxy },
  61           { "test", OPKG_OPT_TYPE_BOOL, &_conf.noaction },
  62           { "noaction", OPKG_OPT_TYPE_BOOL, &_conf.noaction },
  63           { "download_only", OPKG_OPT_TYPE_BOOL, &_conf.download_only },
  64           { "nodeps", OPKG_OPT_TYPE_BOOL, &_conf.nodeps },
  65           { "nocase", OPKG_OPT_TYPE_BOOL, &_conf.nocase },
  66           { "offline_root", OPKG_OPT_TYPE_STRING, &_conf.offline_root },
  67           { "overlay_root", OPKG_OPT_TYPE_STRING, &_conf.overlay_root },
  68           { "proxy_passwd", OPKG_OPT_TYPE_STRING, &_conf.proxy_passwd },
  69           { "proxy_user", OPKG_OPT_TYPE_STRING, &_conf.proxy_user },
  70           { "query-all", OPKG_OPT_TYPE_BOOL, &_conf.query_all },
  71           { "tmp_dir", OPKG_OPT_TYPE_STRING, &_conf.tmp_dir },
  72           { "verbosity", OPKG_OPT_TYPE_INT, &_conf.verbosity },
  73 #if defined(HAVE_OPENSSL)
  74           { "signature_ca_file", OPKG_OPT_TYPE_STRING, &_conf.signature_ca_file },
  75           { "signature_ca_path", OPKG_OPT_TYPE_STRING, &_conf.signature_ca_path },
  76 #endif
  77 #if defined(HAVE_PATHFINDER)
  78           { "check_x509_path", OPKG_OPT_TYPE_BOOL, &_conf.check_x509_path },
  79 #endif
  80 #if defined(HAVE_SSLCURL) && defined(HAVE_CURL)
  81           { "ssl_engine", OPKG_OPT_TYPE_STRING, &_conf.ssl_engine },
  82           { "ssl_cert", OPKG_OPT_TYPE_STRING, &_conf.ssl_cert },
  83           { "ssl_cert_type", OPKG_OPT_TYPE_STRING, &_conf.ssl_cert_type },
  84           { "ssl_key", OPKG_OPT_TYPE_STRING, &_conf.ssl_key },
  85           { "ssl_key_type", OPKG_OPT_TYPE_STRING, &_conf.ssl_key_type },
  86           { "ssl_key_passwd", OPKG_OPT_TYPE_STRING, &_conf.ssl_key_passwd },
  87           { "ssl_ca_file", OPKG_OPT_TYPE_STRING, &_conf.ssl_ca_file },
  88           { "ssl_ca_path", OPKG_OPT_TYPE_STRING, &_conf.ssl_ca_path },
  89           { "ssl_dont_verify_peer", OPKG_OPT_TYPE_BOOL, &_conf.ssl_dont_verify_peer },
  90 #endif
  91           { NULL, 0, NULL }
  92 };
  93
  94 static int
  95 resolve_pkg_dest_list(void)
  96 {
  97      nv_pair_list_elt_t *iter;
  98      nv_pair_t *nv_pair;
  99      pkg_dest_t *dest;
 100      char *root_dir;
 101
 102      for (iter = nv_pair_list_first(&conf->tmp_dest_list); iter;
 103                      iter = nv_pair_list_next(&conf->tmp_dest_list, iter)) {
 104           nv_pair = (nv_pair_t *)iter->data;
 105
 106           if (conf->offline_root) {
 107                sprintf_alloc(&root_dir, "%s%s", conf->offline_root, nv_pair->value);
 108           } else {
 109                root_dir = xstrdup(nv_pair->value);
 110           }
 111
 112           dest = pkg_dest_list_append(&conf->pkg_dest_list, nv_pair->name, root_dir, conf->lists_dir);
 113           free(root_dir);
 114
 115           if (conf->default_dest == NULL)
 116                conf->default_dest = dest;
 117
 118           if (conf->dest_str && !strcmp(dest->name, conf->dest_str)) {
 119                conf->default_dest = dest;
 120                conf->restrict_to_default_dest = 1;
 121           }
 122      }
 123
 124      if (conf->dest_str && !conf->restrict_to_default_dest) {
 125           opkg_msg(ERROR, "Unknown dest name: `%s'.\n", conf->dest_str);
 126           return -1;
 127      }
 128
 129      return 0;
 130 }
 131
 132 static int
 133 opkg_conf_set_option(const char *name, const char *value)
 134 {
 135      int i = 0;
 136
 137      while (options[i].name) {
 138           if (strcmp(options[i].name, name) == 0) {
 139                switch (options[i].type) {
 140                case OPKG_OPT_TYPE_BOOL:
 141                     if (*(int *)options[i].value) {
 142                             opkg_msg(ERROR, "Duplicate boolean option %s, "
 143                                 "leaving this option on.\n", name);
 144                             return 0;
 145                     }
 146                     *((int * const)options[i].value) = 1;
 147                     return 0;
 148                case OPKG_OPT_TYPE_INT:
 149                     if (value) {
 150                             if (*(int *)options[i].value) {
 151                                     opkg_msg(ERROR, "Duplicate option %s, "
 152                                         "using first seen value \"%d\".\n",
 153                                         name, *((int *)options[i].value));
 154                                     return 0;
 155                             }
 156                          *((int * const)options[i].value) = atoi(value);
 157                          return 0;
 158                     } else {
 159                          opkg_msg(ERROR, "Option %s needs an argument\n",
 160                                 name);
 161                          return -1;
 162                     }
 163                case OPKG_OPT_TYPE_STRING:
 164                     if (value) {
 165                             if (*(char **)options[i].value) {
 166                                     opkg_msg(ERROR, "Duplicate option %s, "
 167                                         "using first seen value \"%s\".\n",
 168                                         name, *((char **)options[i].value));
 169                                     return 0;
 170                             }
 171                          *((char ** const)options[i].value) = xstrdup(value);
 172                          return 0;
 173                     } else {
 174                          opkg_msg(ERROR, "Option %s needs an argument\n",
 175                                 name);
 176                          return -1;
 177                     }
 178                }
 179           }
 180           i++;
 181      }
 182
 183      opkg_msg(ERROR, "Unrecognized option: %s=%s\n", name, value);
 184      return -1;
 185 }
 186
 187 static int
 188 opkg_conf_parse_file(const char *filename,
 189                                 pkg_src_list_t *pkg_src_list,
 190                                 pkg_src_list_t *dist_src_list)
 191 {
 192      int line_num = 0;
 193      int err = 0;
 194      FILE *file;
 195      regex_t valid_line_re, comment_re;
 196 #define regmatch_size 14
 197      regmatch_t regmatch[regmatch_size];
 198
 199      file = fopen(filename, "r");
 200      if (file == NULL) {
 201           opkg_perror(ERROR, "Failed to open %s", filename);
 202           err = -1;
 203           goto err0;
 204      }
 205
 206      opkg_msg(INFO, "Loading conf file %s.\n", filename);
 207
 208      err = xregcomp(&comment_re,
 209                     "^[[:space:]]*(#.*|[[:space:]]*)$",
 210                     REG_EXTENDED);
 211      if (err)
 212           goto err1;
 213
 214      err = xregcomp(&valid_line_re,
 215                      "^[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
 216                      "[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
 217                      "[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
 218                      "([[:space:]]+([^[:space:]]+))?([[:space:]]+(.*))?[[:space:]]*$",
 219                      REG_EXTENDED);
 220      if (err)
 221           goto err2;
 222
 223      while(1) {
 224           char *line;
 225           char *type, *name, *value, *extra;
 226
 227           line_num++;
 228
 229           line = file_read_line_alloc(file);
 230           if (line == NULL)
 231                break;
 232
 233           if (regexec(&comment_re, line, 0, 0, 0) == 0)
 234                goto NEXT_LINE;
 235
 236           if (regexec(&valid_line_re, line, regmatch_size, regmatch, 0) == REG_NOMATCH) {
 237                opkg_msg(ERROR, "%s:%d: Ignoring invalid line: `%s'\n",
 238                        filename, line_num, line);
 239                goto NEXT_LINE;
 240           }
 241
 242           /* This has to be so ugly to deal with optional quotation marks */
 243           if (regmatch[2].rm_so > 0) {
 244                type = xstrndup(line + regmatch[2].rm_so,
 245                               regmatch[2].rm_eo - regmatch[2].rm_so);
 246           } else {
 247                type = xstrndup(line + regmatch[3].rm_so,
 248                               regmatch[3].rm_eo - regmatch[3].rm_so);
 249           }
 250
 251           if (regmatch[5].rm_so > 0) {
 252                name = xstrndup(line + regmatch[5].rm_so,
 253                               regmatch[5].rm_eo - regmatch[5].rm_so);
 254           } else {
 255                name = xstrndup(line + regmatch[6].rm_so,
 256                               regmatch[6].rm_eo - regmatch[6].rm_so);
 257           }
 258
 259           if (regmatch[8].rm_so > 0) {
 260                value = xstrndup(line + regmatch[8].rm_so,
 261                                regmatch[8].rm_eo - regmatch[8].rm_so);
 262           } else {
 263                value = xstrndup(line + regmatch[9].rm_so,
 264                                regmatch[9].rm_eo - regmatch[9].rm_so);
 265           }
 266
 267           extra = NULL;
 268           if (regmatch[11].rm_so > 0) {
 269              if (regmatch[13].rm_so > 0 && regmatch[13].rm_so!=regmatch[13].rm_eo )
 270                extra = xstrndup (line + regmatch[11].rm_so,
 271                                 regmatch[13].rm_eo - regmatch[11].rm_so);
 272              else
 273                extra = xstrndup (line + regmatch[11].rm_so,
 274                                 regmatch[11].rm_eo - regmatch[11].rm_so);
 275           }
 276
 277           if (regmatch[13].rm_so!=regmatch[13].rm_eo && strncmp(type, "dist", 4)!=0) {
 278                opkg_msg(ERROR, "%s:%d: Ignoring config line with trailing garbage: `%s'\n",
 279                        filename, line_num, line);
 280           } else {
 281
 282           /* We use the conf->tmp_dest_list below instead of
 283              conf->pkg_dest_list because we might encounter an
 284              offline_root option later and that would invalidate the
 285              directories we would have computed in
 286              pkg_dest_list_init. (We do a similar thing with
 287              tmp_src_nv_pair_list for sake of symmetry.) */
 288           if (strcmp(type, "option") == 0) {
 289                opkg_conf_set_option(name, value);
 290           } else if (strcmp(type, "dist") == 0) {
 291                if (!nv_pair_list_find((nv_pair_list_t*) dist_src_list, name)) {
 292                     pkg_src_list_append (dist_src_list, name, value, extra, 0);
 293                } else {
 294                     opkg_msg(ERROR, "Duplicate dist declaration (%s %s). "
 295                                     "Skipping.\n", name, value);
 296                }
 297           } else if (strcmp(type, "dist/gz") == 0) {
 298                if (!nv_pair_list_find((nv_pair_list_t*) dist_src_list, name)) {
 299                     pkg_src_list_append (dist_src_list, name, value, extra, 1);
 300                } else {
 301                     opkg_msg(ERROR, "Duplicate dist declaration (%s %s). "
 302                                     "Skipping.\n", name, value);
 303                }
 304           } else if (strcmp(type, "src") == 0) {
 305                if (!nv_pair_list_find((nv_pair_list_t*) pkg_src_list, name)) {
 306                     pkg_src_list_append (pkg_src_list, name, value, extra, 0);
 307                } else {
 308                     opkg_msg(ERROR, "Duplicate src declaration (%s %s). "
 309                                     "Skipping.\n", name, value);
 310                }
 311           } else if (strcmp(type, "src/gz") == 0) {
 312                if (!nv_pair_list_find((nv_pair_list_t*) pkg_src_list, name)) {
 313                     pkg_src_list_append (pkg_src_list, name, value, extra, 1);
 314                } else {
 315                     opkg_msg(ERROR, "Duplicate src declaration (%s %s). "
 316                                    "Skipping.\n", name, value);
 317                }
 318           } else if (strcmp(type, "dest") == 0) {
 319                nv_pair_list_append(&conf->tmp_dest_list, name, value);
 320           } else if (strcmp(type, "lists_dir") == 0) {
 321                conf->lists_dir = xstrdup(value);
 322           } else if (strcmp(type, "arch") == 0) {
 323                opkg_msg(INFO, "Supported arch %s priority (%s)\n", name, value);
 324                if (!value) {
 325                     opkg_msg(NOTICE, "No priority given for architecture %s,"
 326                                    "defaulting to 10\n", name);
 327                     value = xstrdup("10");
 328                }
 329                nv_pair_list_append(&conf->arch_list, name, value);
 330           } else {
 331                opkg_msg(ERROR, "%s:%d: Ignoring invalid line: `%s'\n",
 332                        filename, line_num, line);
 333           }
 334
 335           }
 336
 337           free(type);
 338           free(name);
 339           free(value);
 340           if (extra)
 341                free(extra);
 342
 343 NEXT_LINE:
 344           free(line);
 345      }
 346
 347      regfree(&valid_line_re);
 348 err2:
 349      regfree(&comment_re);
 350 err1:
 351      if (fclose(file) == EOF) {
 352           opkg_perror(ERROR, "Couldn't close %s", filename);
 353           err = -1;
 354      }
 355 err0:
 356      return err;
 357 }
 358
 359 int
 360 opkg_conf_write_status_files(void)
 361 {
 362      pkg_dest_list_elt_t *iter;
 363      pkg_dest_t *dest;
 364      pkg_vec_t *all;
 365      pkg_t *pkg;
 366      int i, ret = 0;
 367
 368      if (conf->noaction)
 369           return 0;
 370
 371      list_for_each_entry(iter, &conf->pkg_dest_list.head, node) {
 372           dest = (pkg_dest_t *)iter->data;
 373
 374           dest->status_fp = fopen(dest->status_file_name, "w");
 375           if (dest->status_fp == NULL && errno != EROFS) {
 376                opkg_perror(ERROR, "Can't open status file %s",
 377                     dest->status_file_name);
 378                ret = -1;
 379           }
 380      }
 381
 382      all = pkg_vec_alloc();
 383      pkg_hash_fetch_available(all);
 384
 385      for(i = 0; i < all->len; i++) {
 386           pkg = all->pkgs[i];
 387           /* We don't need most uninstalled packages in the status file */
 388           if (pkg->state_status == SS_NOT_INSTALLED
 389               && (pkg->state_want == SW_UNKNOWN
 390                   || (pkg->state_want == SW_DEINSTALL
 391                           && pkg->state_flag != SF_HOLD)
 392                   || pkg->state_want == SW_PURGE)) {
 393                continue;
 394           }
 395           if (pkg->dest == NULL) {
 396                opkg_msg(ERROR, "Internal error: package %s has a NULL dest\n",
 397                        pkg->name);
 398                continue;
 399           }
 400           if (pkg->dest->status_fp)
 401                pkg_print_status(pkg, pkg->dest->status_fp);
 402      }
 403
 404      pkg_vec_free(all);
 405
 406      list_for_each_entry(iter, &conf->pkg_dest_list.head, node) {
 407           dest = (pkg_dest_t *)iter->data;
 408           if (dest->status_fp && fclose(dest->status_fp) == EOF) {
 409                opkg_perror(ERROR, "Couldn't close %s", dest->status_file_name);
 410                ret = -1;
 411           }
 412      }
 413
 414      return ret;
 415 }
 416
 417
 418 char *
 419 root_filename_alloc(char *filename)
 420 {
 421         char *root_filename;
 422         sprintf_alloc(&root_filename, "%s%s",
 423                 (conf->offline_root ? conf->offline_root : ""), filename);
 424         return root_filename;
 425 }
 426
 427 static int
 428 glob_errfunc(const char *epath, int eerrno)
 429 {
 430         if (eerrno == ENOENT)
 431                 /* If leading dir does not exist, we get GLOB_NOMATCH. */
 432                 return 0;
 433
 434         opkg_msg(ERROR, "glob failed for %s: %s\n", epath, strerror(eerrno));
 435         return 0;
 436 }
 437
 438 int
 439 opkg_conf_init(void)
 440 {
 441         pkg_src_list_init(&conf->pkg_src_list);
 442         pkg_src_list_init(&conf->dist_src_list);
 443         pkg_dest_list_init(&conf->pkg_dest_list);
 444         pkg_dest_list_init(&conf->tmp_dest_list);
 445         nv_pair_list_init(&conf->arch_list);
 446
 447         return 0;
 448 }
 449
 450 int
 451 opkg_conf_load(void)
 452 {
 453         int i, glob_ret;
 454         char *tmp, *tmp_dir_base, **tmp_val;
 455         glob_t globbuf;
 456         char *etc_opkg_conf_pattern;
 457
 458         conf->restrict_to_default_dest = 0;
 459         conf->default_dest = NULL;
 460 #if defined(HAVE_PATHFINDER)
 461         conf->check_x509_path = 1;
 462 #endif
 463
 464         if (!conf->offline_root)
 465                 conf->offline_root = xstrdup(getenv("OFFLINE_ROOT"));
 466
 467         if (conf->conf_file) {
 468                 struct stat st;
 469                 if (stat(conf->conf_file, &st) == -1) {
 470                         opkg_perror(ERROR, "Couldn't stat %s", conf->conf_file);
 471                         goto err0;
 472                 }
 473                 if (opkg_conf_parse_file(conf->conf_file,
 474                                 &conf->pkg_src_list, &conf->dist_src_list))
 475                         goto err1;
 476         }
 477
 478         if (conf->offline_root)
 479                 sprintf_alloc(&etc_opkg_conf_pattern, "%s/etc/opkg/*.conf", conf->offline_root);
 480         else {
 481                 const char *conf_file_dir = getenv("OPKG_CONF_DIR");
 482                 if (conf_file_dir == NULL)
 483                         conf_file_dir = OPKG_CONF_DEFAULT_CONF_FILE_DIR;
 484                         sprintf_alloc(&etc_opkg_conf_pattern, "%s/*.conf", conf_file_dir);
 485         }
 486
 487         memset(&globbuf, 0, sizeof(globbuf));
 488         glob_ret = glob(etc_opkg_conf_pattern, 0, glob_errfunc, &globbuf);
 489         if (glob_ret && glob_ret != GLOB_NOMATCH) {
 490                 free(etc_opkg_conf_pattern);
 491                 globfree(&globbuf);
 492                 goto err1;
 493         }
 494
 495         free(etc_opkg_conf_pattern);
 496
 497         for (i = 0; i < globbuf.gl_pathc; i++) {
 498                 if (globbuf.gl_pathv[i])
 499                         if (conf->conf_file &&
 500                                         !strcmp(conf->conf_file, globbuf.gl_pathv[i]))
 501                                 continue;
 502                 if ( opkg_conf_parse_file(globbuf.gl_pathv[i],
 503                         &conf->pkg_src_list, &conf->dist_src_list)<0) {
 504                         globfree(&globbuf);
 505                         goto err1;
 506                 }
 507         }
 508
 509         globfree(&globbuf);
 510
 511         if (conf->offline_root)
 512                 sprintf_alloc (&lock_file, "%s/%s", conf->offline_root, OPKGLOCKFILE);
 513         else
 514                 sprintf_alloc (&lock_file, "%s", OPKGLOCKFILE);
 515
 516         lock_fd = creat(lock_file, S_IRUSR | S_IWUSR | S_IRGRP);
 517         if (lock_fd == -1) {
 518                 opkg_perror(ERROR, "Could not create lock file %s", lock_file);
 519                 goto err2;
 520         }
 521
 522         if (lockf(lock_fd, F_TLOCK, (off_t)0) == -1) {
 523                 opkg_perror(ERROR, "Could not lock %s", lock_file);
 524                 if (close(lock_fd) == -1)
 525                         opkg_perror(ERROR, "Couldn't close descriptor %d (%s)",
 526                                 lock_fd, lock_file);
 527                 lock_fd = -1;
 528                 goto err2;
 529         }
 530
 531         if (conf->tmp_dir)
 532                 tmp_dir_base = conf->tmp_dir;
 533         else
 534                 tmp_dir_base = getenv("TMPDIR");
 535
 536         sprintf_alloc(&tmp, "%s/%s",
 537                 tmp_dir_base ? tmp_dir_base : OPKG_CONF_DEFAULT_TMP_DIR_BASE,
 538                 OPKG_CONF_TMP_DIR_SUFFIX);
 539         if (conf->tmp_dir)
 540                 free(conf->tmp_dir);
 541         conf->tmp_dir = mkdtemp(tmp);
 542         if (conf->tmp_dir == NULL) {
 543                 opkg_perror(ERROR, "Creating temp dir %s failed", tmp);
 544                 goto err3;
 545         }
 546
 547         pkg_hash_init();
 548         hash_table_init("file-hash", &conf->file_hash, OPKG_CONF_DEFAULT_HASH_LEN);
 549         hash_table_init("obs-file-hash", &conf->obs_file_hash, OPKG_CONF_DEFAULT_HASH_LEN/16);
 550
 551         if (conf->lists_dir == NULL)
 552                 conf->lists_dir = xstrdup(OPKG_CONF_LISTS_DIR);
 553
 554         if (conf->offline_root) {
 555                 sprintf_alloc(&tmp, "%s/%s", conf->offline_root, conf->lists_dir);
 556                 free(conf->lists_dir);
 557                 conf->lists_dir = tmp;
 558         }
 559
 560         /* if no architectures were defined, then default all, noarch, and host architecture */
 561         if (nv_pair_list_empty(&conf->arch_list)) {
 562                 nv_pair_list_append(&conf->arch_list, "all", "1");
 563                 nv_pair_list_append(&conf->arch_list, "noarch", "1");
 564                 nv_pair_list_append(&conf->arch_list, HOST_CPU_STR, "10");
 565         }
 566
 567         /* Even if there is no conf file, we'll need at least one dest. */
 568         if (nv_pair_list_empty(&conf->tmp_dest_list)) {
 569                 nv_pair_list_append(&conf->tmp_dest_list,
 570                         OPKG_CONF_DEFAULT_DEST_NAME,
 571                         OPKG_CONF_DEFAULT_DEST_ROOT_DIR);
 572         }
 573
 574         if (resolve_pkg_dest_list())
 575                 goto err4;
 576
 577         nv_pair_list_deinit(&conf->tmp_dest_list);
 578
 579         return 0;
 580
 581
 582 err4:
 583         free(conf->lists_dir);
 584
 585         pkg_hash_deinit();
 586         hash_table_deinit(&conf->file_hash);
 587         hash_table_deinit(&conf->obs_file_hash);
 588
 589         if (rmdir(conf->tmp_dir) == -1)
 590                 opkg_perror(ERROR, "Couldn't remove dir %s", conf->tmp_dir);
 591 err3:
 592         if (lockf(lock_fd, F_ULOCK, (off_t)0) == -1)
 593                 opkg_perror(ERROR, "Couldn't unlock %s", lock_file);
 594
 595         if (close(lock_fd) == -1)
 596                 opkg_perror(ERROR, "Couldn't close descriptor %d (%s)",
 597                                 lock_fd, lock_file);
 598         if (unlink(lock_file) == -1)
 599                 opkg_perror(ERROR, "Couldn't unlink %s", lock_file);
 600 err2:
 601         if (lock_file) {
 602                 free(lock_file);
 603                 lock_file = NULL;
 604         }
 605 err1:
 606         pkg_src_list_deinit(&conf->pkg_src_list);
 607         pkg_src_list_deinit(&conf->dist_src_list);
 608         pkg_dest_list_deinit(&conf->pkg_dest_list);
 609         nv_pair_list_deinit(&conf->arch_list);
 610
 611         for (i=0; options[i].name; i++) {
 612                 if (options[i].type == OPKG_OPT_TYPE_STRING) {
 613                         tmp_val = (char **)options[i].value;
 614                         if (*tmp_val) {
 615                                 free(*tmp_val);
 616                                 *tmp_val = NULL;
 617                         }
 618                 }
 619         }
 620 err0:
 621         nv_pair_list_deinit(&conf->tmp_dest_list);
 622         if (conf->dest_str)
 623                 free(conf->dest_str);
 624         if (conf->conf_file)
 625                 free(conf->conf_file);
 626
 627         return -1;
 628 }
 629
 630 void
 631 opkg_conf_deinit(void)
 632 {
 633         int i;
 634         char **tmp;
 635
 636         if (conf->tmp_dir)
 637                 rm_r(conf->tmp_dir);
 638
 639         if (conf->lists_dir)
 640                 free(conf->lists_dir);
 641
 642         if (conf->dest_str)
 643                 free(conf->dest_str);
 644
 645         if (conf->conf_file)
 646                 free(conf->conf_file);
 647
 648         pkg_src_list_deinit(&conf->pkg_src_list);
 649         pkg_src_list_deinit(&conf->dist_src_list);
 650         pkg_dest_list_deinit(&conf->pkg_dest_list);
 651         nv_pair_list_deinit(&conf->arch_list);
 652
 653         for (i=0; options[i].name; i++) {
 654                 if (options[i].type == OPKG_OPT_TYPE_STRING) {
 655                         tmp = (char **)options[i].value;
 656                         if (*tmp) {
 657                                 free(*tmp);
 658                                 *tmp = NULL;
 659                         }
 660                 }
 661         }
 662
 663         if (conf->verbosity >= DEBUG) {
 664                 hash_print_stats(&conf->pkg_hash);
 665                 hash_print_stats(&conf->file_hash);
 666                 hash_print_stats(&conf->obs_file_hash);
 667         }
 668
 669         pkg_hash_deinit();
 670         hash_table_deinit(&conf->file_hash);
 671         hash_table_deinit(&conf->obs_file_hash);
 672
 673         if (lock_fd != -1) {
 674                 if (lockf(lock_fd, F_ULOCK, (off_t)0) == -1)
 675                         opkg_perror(ERROR, "Couldn't unlock %s", lock_file);
 676
 677                 if (close(lock_fd) == -1)
 678                         opkg_perror(ERROR, "Couldn't close descriptor %d (%s)",
 679                                         lock_fd, lock_file);
 680
 681         }
 682
 683         if (lock_file) {
 684                 if (unlink(lock_file) == -1)
 685                         opkg_perror(ERROR, "Couldn't unlink %s", lock_file);
 686
 687                 free(lock_file);
 688         }
 689 }