1 files changed, 688 insertions, 0 deletions

diff --git a/src/libopkg/opkg_conf.c b/src/libopkg/opkg_conf.c
new file mode 100644
index 0000000..4711ce7
--- /dev/null
+++ b/src/libopkg/opkg_conf.c
@@ -0,0 +1,688 @@
+/* opkg_conf.c - the opkg package management system
+
+   Copyright (C) 2009 Ubiq Technologies <graham.gower@gmail.com>
+
+   Carl D. Worth
+   Copyright (C) 2001 University of Southern California
+
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation; either version 2, or (at
+   your option) any later version.
+
+   This program is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   General Public License for more details.
+*/
+
+#include "config.h"
+
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <glob.h>
+#include <unistd.h>
+
+#include "opkg_conf.h"
+#include "pkg_vec.h"
+#include "pkg.h"
+#include "xregex.h"
+#include "sprintf_alloc.h"
+#include "opkg_message.h"
+#include "file_util.h"
+#include "opkg_defines.h"
+#include "libbb/libbb.h"
+
+static int lock_fd;
+static char *lock_file = NULL;
+
+static opkg_conf_t _conf;
+opkg_conf_t *conf = &_conf;
+
+/*
+ * Config file options
+ */
+opkg_option_t options[] = {
+	  { "cache", OPKG_OPT_TYPE_STRING, &_conf.cache},
+	  { "force_defaults", OPKG_OPT_TYPE_BOOL, &_conf.force_defaults },
+          { "force_maintainer", OPKG_OPT_TYPE_BOOL, &_conf.force_maintainer },
+	  { "force_depends", OPKG_OPT_TYPE_BOOL, &_conf.force_depends },
+	  { "force_overwrite", OPKG_OPT_TYPE_BOOL, &_conf.force_overwrite },
+	  { "force_downgrade", OPKG_OPT_TYPE_BOOL, &_conf.force_downgrade },
+	  { "force_reinstall", OPKG_OPT_TYPE_BOOL, &_conf.force_reinstall },
+	  { "force_space", OPKG_OPT_TYPE_BOOL, &_conf.force_space },
+	  { "force_postinstall", OPKG_OPT_TYPE_BOOL, &_conf.force_postinstall },
+          { "check_signature", OPKG_OPT_TYPE_BOOL, &_conf.check_signature },
+	  { "ftp_proxy", OPKG_OPT_TYPE_STRING, &_conf.ftp_proxy },
+	  { "http_proxy", OPKG_OPT_TYPE_STRING, &_conf.http_proxy },
+	  { "no_proxy", OPKG_OPT_TYPE_STRING, &_conf.no_proxy },
+	  { "test", OPKG_OPT_TYPE_BOOL, &_conf.noaction },
+	  { "noaction", OPKG_OPT_TYPE_BOOL, &_conf.noaction },
+	  { "download_only", OPKG_OPT_TYPE_BOOL, &_conf.download_only },
+	  { "nodeps", OPKG_OPT_TYPE_BOOL, &_conf.nodeps },
+	  { "offline_root", OPKG_OPT_TYPE_STRING, &_conf.offline_root },
+	  { "overlay_root", OPKG_OPT_TYPE_STRING, &_conf.overlay_root },
+	  { "proxy_passwd", OPKG_OPT_TYPE_STRING, &_conf.proxy_passwd },
+	  { "proxy_user", OPKG_OPT_TYPE_STRING, &_conf.proxy_user },
+	  { "query-all", OPKG_OPT_TYPE_BOOL, &_conf.query_all },
+	  { "tmp_dir", OPKG_OPT_TYPE_STRING, &_conf.tmp_dir },
+	  { "verbosity", OPKG_OPT_TYPE_INT, &_conf.verbosity },
+#if defined(HAVE_OPENSSL)
+	  { "signature_ca_file", OPKG_OPT_TYPE_STRING, &_conf.signature_ca_file },
+	  { "signature_ca_path", OPKG_OPT_TYPE_STRING, &_conf.signature_ca_path },
+#endif
+#if defined(HAVE_PATHFINDER)
+          { "check_x509_path", OPKG_OPT_TYPE_BOOL, &_conf.check_x509_path },
+#endif
+#if defined(HAVE_SSLCURL) && defined(HAVE_CURL)
+          { "ssl_engine", OPKG_OPT_TYPE_STRING, &_conf.ssl_engine },
+          { "ssl_cert", OPKG_OPT_TYPE_STRING, &_conf.ssl_cert },
+          { "ssl_cert_type", OPKG_OPT_TYPE_STRING, &_conf.ssl_cert_type },
+          { "ssl_key", OPKG_OPT_TYPE_STRING, &_conf.ssl_key },
+          { "ssl_key_type", OPKG_OPT_TYPE_STRING, &_conf.ssl_key_type },
+          { "ssl_key_passwd", OPKG_OPT_TYPE_STRING, &_conf.ssl_key_passwd },
+          { "ssl_ca_file", OPKG_OPT_TYPE_STRING, &_conf.ssl_ca_file },
+          { "ssl_ca_path", OPKG_OPT_TYPE_STRING, &_conf.ssl_ca_path },
+          { "ssl_dont_verify_peer", OPKG_OPT_TYPE_BOOL, &_conf.ssl_dont_verify_peer },
+#endif
+	  { NULL, 0, NULL }
+};
+
+static int
+resolve_pkg_dest_list(void)
+{
+     nv_pair_list_elt_t *iter;
+     nv_pair_t *nv_pair;
+     pkg_dest_t *dest;
+     char *root_dir;
+
+     for (iter = nv_pair_list_first(&conf->tmp_dest_list); iter;
+		     iter = nv_pair_list_next(&conf->tmp_dest_list, iter)) {
+	  nv_pair = (nv_pair_t *)iter->data;
+
+	  if (conf->offline_root) {
+	       sprintf_alloc(&root_dir, "%s%s", conf->offline_root, nv_pair->value);
+	  } else {
+	       root_dir = xstrdup(nv_pair->value);
+	  }
+
+	  dest = pkg_dest_list_append(&conf->pkg_dest_list, nv_pair->name, root_dir, conf->lists_dir);
+	  free(root_dir);
+
+	  if (conf->default_dest == NULL)
+	       conf->default_dest = dest;
+
+	  if (conf->dest_str && !strcmp(dest->name, conf->dest_str)) {
+	       conf->default_dest = dest;
+	       conf->restrict_to_default_dest = 1;
+	  }
+     }
+
+     if (conf->dest_str && !conf->restrict_to_default_dest) {
+	  opkg_msg(ERROR, "Unknown dest name: `%s'.\n", conf->dest_str);
+	  return -1;
+     }
+
+     return 0;
+}
+
+static int
+opkg_conf_set_option(const char *name, const char *value)
+{
+     int i = 0;
+
+     while (options[i].name) {
+	  if (strcmp(options[i].name, name) == 0) {
+	       switch (options[i].type) {
+	       case OPKG_OPT_TYPE_BOOL:
+		    if (*(int *)options[i].value) {
+			    opkg_msg(ERROR, "Duplicate boolean option %s, "
+				"leaving this option on.\n", name);
+			    return 0;
+		    }
+		    *((int * const)options[i].value) = 1;
+		    return 0;
+	       case OPKG_OPT_TYPE_INT:
+		    if (value) {
+			    if (*(int *)options[i].value) {
+				    opkg_msg(ERROR, "Duplicate option %s, "
+					"using first seen value \"%d\".\n",
+					name, *((int *)options[i].value));
+				    return 0;
+			    }
+			 *((int * const)options[i].value) = atoi(value);
+			 return 0;
+		    } else {
+			 opkg_msg(ERROR, "Option %s needs an argument\n",
+				name);
+			 return -1;
+		    }
+	       case OPKG_OPT_TYPE_STRING:
+		    if (value) {
+			    if (*(char **)options[i].value) {
+				    opkg_msg(ERROR, "Duplicate option %s, "
+					"using first seen value \"%s\".\n",
+					name, *((char **)options[i].value));
+				    return 0;
+			    }
+			 *((char ** const)options[i].value) = xstrdup(value);
+			 return 0;
+		    } else {
+			 opkg_msg(ERROR, "Option %s needs an argument\n",
+				name);
+			 return -1;
+		    }
+	       }
+	  }
+	  i++;
+     }
+
+     opkg_msg(ERROR, "Unrecognized option: %s=%s\n", name, value);
+     return -1;
+}
+
+static int
+opkg_conf_parse_file(const char *filename,
+				pkg_src_list_t *pkg_src_list,
+				pkg_src_list_t *dist_src_list)
+{
+     int line_num = 0;
+     int err = 0;
+     FILE *file;
+     regex_t valid_line_re, comment_re;
+#define regmatch_size 14
+     regmatch_t regmatch[regmatch_size];
+
+     file = fopen(filename, "r");
+     if (file == NULL) {
+	  opkg_perror(ERROR, "Failed to open %s", filename);
+	  err = -1;
+	  goto err0;
+     }
+
+     opkg_msg(INFO, "Loading conf file %s.\n", filename);
+
+     err = xregcomp(&comment_re,
+		    "^[[:space:]]*(#.*|[[:space:]]*)$",
+		    REG_EXTENDED);
+     if (err)
+          goto err1;
+
+     err = xregcomp(&valid_line_re,
+		     "^[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
+		     "[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
+		     "[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
+		     "([[:space:]]+([^[:space:]]+))?([[:space:]]+(.*))?[[:space:]]*$",
+		     REG_EXTENDED);
+     if (err)
+	  goto err2;
+
+     while(1) {
+	  char *line;
+	  char *type, *name, *value, *extra;
+
+	  line_num++;
+
+	  line = file_read_line_alloc(file);
+	  if (line == NULL)
+	       break;
+
+	  if (regexec(&comment_re, line, 0, 0, 0) == 0)
+	       goto NEXT_LINE;
+
+	  if (regexec(&valid_line_re, line, regmatch_size, regmatch, 0) == REG_NOMATCH) {
+	       opkg_msg(ERROR, "%s:%d: Ignoring invalid line: `%s'\n",
+		       filename, line_num, line);
+	       goto NEXT_LINE;
+	  }
+
+	  /* This has to be so ugly to deal with optional quotation marks */
+	  if (regmatch[2].rm_so > 0) {
+	       type = xstrndup(line + regmatch[2].rm_so,
+			      regmatch[2].rm_eo - regmatch[2].rm_so);
+	  } else {
+	       type = xstrndup(line + regmatch[3].rm_so,
+			      regmatch[3].rm_eo - regmatch[3].rm_so);
+	  }
+
+	  if (regmatch[5].rm_so > 0) {
+	       name = xstrndup(line + regmatch[5].rm_so,
+			      regmatch[5].rm_eo - regmatch[5].rm_so);
+	  } else {
+	       name = xstrndup(line + regmatch[6].rm_so,
+			      regmatch[6].rm_eo - regmatch[6].rm_so);
+	  }
+
+	  if (regmatch[8].rm_so > 0) {
+	       value = xstrndup(line + regmatch[8].rm_so,
+			       regmatch[8].rm_eo - regmatch[8].rm_so);
+	  } else {
+	       value = xstrndup(line + regmatch[9].rm_so,
+			       regmatch[9].rm_eo - regmatch[9].rm_so);
+	  }
+
+	  extra = NULL;
+	  if (regmatch[11].rm_so > 0) {
+	     if (regmatch[13].rm_so > 0 && regmatch[13].rm_so!=regmatch[13].rm_eo )
+	       extra = xstrndup (line + regmatch[11].rm_so,
+				regmatch[13].rm_eo - regmatch[11].rm_so);
+	     else
+	       extra = xstrndup (line + regmatch[11].rm_so,
+				regmatch[11].rm_eo - regmatch[11].rm_so);
+	  }
+
+	  if (regmatch[13].rm_so!=regmatch[13].rm_eo && strncmp(type, "dist", 4)!=0) {
+	       opkg_msg(ERROR, "%s:%d: Ignoring config line with trailing garbage: `%s'\n",
+		       filename, line_num, line);
+	  } else {
+
+	  /* We use the conf->tmp_dest_list below instead of
+	     conf->pkg_dest_list because we might encounter an
+	     offline_root option later and that would invalidate the
+	     directories we would have computed in
+	     pkg_dest_list_init. (We do a similar thing with
+	     tmp_src_nv_pair_list for sake of symmetry.) */
+	  if (strcmp(type, "option") == 0) {
+	       opkg_conf_set_option(name, value);
+ 	  } else if (strcmp(type, "dist") == 0) {
+ 	       if (!nv_pair_list_find((nv_pair_list_t*) dist_src_list, name)) {
+ 		    pkg_src_list_append (dist_src_list, name, value, extra, 0);
+ 	       } else {
+ 		    opkg_msg(ERROR, "Duplicate dist declaration (%s %s). "
+ 				    "Skipping.\n", name, value);
+ 	       }
+ 	  } else if (strcmp(type, "dist/gz") == 0) {
+ 	       if (!nv_pair_list_find((nv_pair_list_t*) dist_src_list, name)) {
+ 		    pkg_src_list_append (dist_src_list, name, value, extra, 1);
+ 	       } else {
+ 		    opkg_msg(ERROR, "Duplicate dist declaration (%s %s). "
+ 				    "Skipping.\n", name, value);
+ 	       }
+	  } else if (strcmp(type, "src") == 0) {
+	       if (!nv_pair_list_find((nv_pair_list_t*) pkg_src_list, name)) {
+		    pkg_src_list_append (pkg_src_list, name, value, extra, 0);
+	       } else {
+		    opkg_msg(ERROR, "Duplicate src declaration (%s %s). "
+				    "Skipping.\n", name, value);
+	       }
+	  } else if (strcmp(type, "src/gz") == 0) {
+	       if (!nv_pair_list_find((nv_pair_list_t*) pkg_src_list, name)) {
+		    pkg_src_list_append (pkg_src_list, name, value, extra, 1);
+	       } else {
+		    opkg_msg(ERROR, "Duplicate src declaration (%s %s). "
+				   "Skipping.\n", name, value);
+	       }
+	  } else if (strcmp(type, "dest") == 0) {
+	       nv_pair_list_append(&conf->tmp_dest_list, name, value);
+	  } else if (strcmp(type, "lists_dir") == 0) {
+	       conf->lists_dir = xstrdup(value);
+	  } else if (strcmp(type, "arch") == 0) {
+	       opkg_msg(INFO, "Supported arch %s priority (%s)\n", name, value);
+	       if (!value) {
+		    opkg_msg(NOTICE, "No priority given for architecture %s,"
+				   "defaulting to 10\n", name);
+		    value = xstrdup("10");
+	       }
+	       nv_pair_list_append(&conf->arch_list, name, value);
+	  } else {
+	       opkg_msg(ERROR, "%s:%d: Ignoring invalid line: `%s'\n",
+		       filename, line_num, line);
+	  }
+
+	  }
+
+	  free(type);
+	  free(name);
+	  free(value);
+	  if (extra)
+	       free(extra);
+
+NEXT_LINE:
+	  free(line);
+     }
+
+     regfree(&valid_line_re);
+err2:
+     regfree(&comment_re);
+err1:
+     if (fclose(file) == EOF) {
+          opkg_perror(ERROR, "Couldn't close %s", filename);
+	  err = -1;
+     }
+err0:
+     return err;
+}
+
+int
+opkg_conf_write_status_files(void)
+{
+     pkg_dest_list_elt_t *iter;
+     pkg_dest_t *dest;
+     pkg_vec_t *all;
+     pkg_t *pkg;
+     int i, ret = 0;
+
+     if (conf->noaction)
+	  return 0;
+
+     list_for_each_entry(iter, &conf->pkg_dest_list.head, node) {
+          dest = (pkg_dest_t *)iter->data;
+
+          dest->status_fp = fopen(dest->status_file_name, "w");
+          if (dest->status_fp == NULL && errno != EROFS) {
+               opkg_perror(ERROR, "Can't open status file %s",
+                    dest->status_file_name);
+               ret = -1;
+          }
+     }
+
+     all = pkg_vec_alloc();
+     pkg_hash_fetch_available(all);
+
+     for(i = 0; i < all->len; i++) {
+	  pkg = all->pkgs[i];
+	  /* We don't need most uninstalled packages in the status file */
+	  if (pkg->state_status == SS_NOT_INSTALLED
+	      && (pkg->state_want == SW_UNKNOWN
+		  || (pkg->state_want == SW_DEINSTALL
+			  && pkg->state_flag != SF_HOLD)
+		  || pkg->state_want == SW_PURGE)) {
+	       continue;
+	  }
+	  if (pkg->dest == NULL) {
+	       opkg_msg(ERROR, "Internal error: package %s has a NULL dest\n",
+		       pkg->name);
+	       continue;
+	  }
+	  if (pkg->dest->status_fp)
+	       pkg_print_status(pkg, pkg->dest->status_fp);
+     }
+
+     pkg_vec_free(all);
+
+     list_for_each_entry(iter, &conf->pkg_dest_list.head, node) {
+          dest = (pkg_dest_t *)iter->data;
+          if (dest->status_fp && fclose(dest->status_fp) == EOF) {
+               opkg_perror(ERROR, "Couldn't close %s", dest->status_file_name);
+	       ret = -1;
+          }
+     }
+
+     return ret;
+}
+
+
+char *
+root_filename_alloc(char *filename)
+{
+	char *root_filename;
+	sprintf_alloc(&root_filename, "%s%s",
+		(conf->offline_root ? conf->offline_root : ""), filename);
+	return root_filename;
+}
+
+static int
+glob_errfunc(const char *epath, int eerrno)
+{
+	if (eerrno == ENOENT)
+		/* If leading dir does not exist, we get GLOB_NOMATCH. */
+		return 0;
+
+	opkg_msg(ERROR, "glob failed for %s: %s\n", epath, strerror(eerrno));
+	return 0;
+}
+
+int
+opkg_conf_init(void)
+{
+	pkg_src_list_init(&conf->pkg_src_list);
+	pkg_src_list_init(&conf->dist_src_list);
+	pkg_dest_list_init(&conf->pkg_dest_list);
+	pkg_dest_list_init(&conf->tmp_dest_list);
+	nv_pair_list_init(&conf->arch_list);
+
+	return 0;
+}
+
+int
+opkg_conf_load(void)
+{
+	int i, glob_ret;
+	char *tmp, *tmp_dir_base, **tmp_val;
+	glob_t globbuf;
+	char *etc_opkg_conf_pattern;
+
+	conf->restrict_to_default_dest = 0;
+	conf->default_dest = NULL;
+#if defined(HAVE_PATHFINDER)
+	conf->check_x509_path = 1;
+#endif
+
+	if (!conf->offline_root)
+		conf->offline_root = xstrdup(getenv("OFFLINE_ROOT"));
+
+	if (conf->conf_file) {
+		struct stat st;
+		if (stat(conf->conf_file, &st) == -1) {
+			opkg_perror(ERROR, "Couldn't stat %s", conf->conf_file);
+			goto err0;
+		}
+		if (opkg_conf_parse_file(conf->conf_file,
+				&conf->pkg_src_list, &conf->dist_src_list))
+			goto err1;
+	}
+
+	if (conf->offline_root)
+		sprintf_alloc(&etc_opkg_conf_pattern, "%s/etc/opkg/*.conf", conf->offline_root);
+	else {
+		const char *conf_file_dir = getenv("OPKG_CONF_DIR");
+		if (conf_file_dir == NULL)
+			conf_file_dir = OPKG_CONF_DEFAULT_CONF_FILE_DIR;
+			sprintf_alloc(&etc_opkg_conf_pattern, "%s/*.conf", conf_file_dir);
+	}
+
+	memset(&globbuf, 0, sizeof(globbuf));
+	glob_ret = glob(etc_opkg_conf_pattern, 0, glob_errfunc, &globbuf);
+	if (glob_ret && glob_ret != GLOB_NOMATCH) {
+		free(etc_opkg_conf_pattern);
+		globfree(&globbuf);
+		goto err1;
+	}
+
+	free(etc_opkg_conf_pattern);
+
+	for (i = 0; i < globbuf.gl_pathc; i++) {
+		if (globbuf.gl_pathv[i])
+			if (conf->conf_file &&
+					!strcmp(conf->conf_file, globbuf.gl_pathv[i]))
+				continue;
+		if ( opkg_conf_parse_file(globbuf.gl_pathv[i],
+			&conf->pkg_src_list, &conf->dist_src_list)<0) {
+			globfree(&globbuf);
+			goto err1;
+		}
+	}
+
+	globfree(&globbuf);
+
+	if (conf->offline_root)
+		sprintf_alloc (&lock_file, "%s/%s", conf->offline_root, OPKGLOCKFILE);
+	else
+		sprintf_alloc (&lock_file, "%s", OPKGLOCKFILE);
+
+	lock_fd = creat(lock_file, S_IRUSR | S_IWUSR | S_IRGRP);
+	if (lock_fd == -1) {
+		opkg_perror(ERROR, "Could not create lock file %s", lock_file);
+		goto err2;
+	}
+
+	if (lockf(lock_fd, F_TLOCK, (off_t)0) == -1) {
+		opkg_perror(ERROR, "Could not lock %s", lock_file);
+		if (close(lock_fd) == -1)
+			opkg_perror(ERROR, "Couldn't close descriptor %d (%s)",
+				lock_fd, lock_file);
+		lock_fd = -1;
+		goto err2;
+	}
+
+	if (conf->tmp_dir)
+		tmp_dir_base = conf->tmp_dir;
+	else
+		tmp_dir_base = getenv("TMPDIR");
+
+	sprintf_alloc(&tmp, "%s/%s",
+		tmp_dir_base ? tmp_dir_base : OPKG_CONF_DEFAULT_TMP_DIR_BASE,
+		OPKG_CONF_TMP_DIR_SUFFIX);
+	if (conf->tmp_dir)
+		free(conf->tmp_dir);
+	conf->tmp_dir = mkdtemp(tmp);
+	if (conf->tmp_dir == NULL) {
+		opkg_perror(ERROR, "Creating temp dir %s failed", tmp);
+		goto err3;
+	}
+
+	pkg_hash_init();
+	hash_table_init("file-hash", &conf->file_hash, OPKG_CONF_DEFAULT_HASH_LEN);
+	hash_table_init("obs-file-hash", &conf->obs_file_hash, OPKG_CONF_DEFAULT_HASH_LEN/16);
+
+	if (conf->lists_dir == NULL)
+		conf->lists_dir = xstrdup(OPKG_CONF_LISTS_DIR);
+
+	if (conf->offline_root) {
+		sprintf_alloc(&tmp, "%s/%s", conf->offline_root, conf->lists_dir);
+		free(conf->lists_dir);
+		conf->lists_dir = tmp;
+	}
+
+	/* if no architectures were defined, then default all, noarch, and host architecture */
+	if (nv_pair_list_empty(&conf->arch_list)) {
+		nv_pair_list_append(&conf->arch_list, "all", "1");
+		nv_pair_list_append(&conf->arch_list, "noarch", "1");
+		nv_pair_list_append(&conf->arch_list, HOST_CPU_STR, "10");
+	}
+
+	/* Even if there is no conf file, we'll need at least one dest. */
+	if (nv_pair_list_empty(&conf->tmp_dest_list)) {
+		nv_pair_list_append(&conf->tmp_dest_list,
+			OPKG_CONF_DEFAULT_DEST_NAME,
+			OPKG_CONF_DEFAULT_DEST_ROOT_DIR);
+	}
+
+	if (resolve_pkg_dest_list())
+		goto err4;
+
+	nv_pair_list_deinit(&conf->tmp_dest_list);
+
+	return 0;
+
+
+err4:
+	free(conf->lists_dir);
+
+	pkg_hash_deinit();
+	hash_table_deinit(&conf->file_hash);
+	hash_table_deinit(&conf->obs_file_hash);
+
+	if (rmdir(conf->tmp_dir) == -1)
+		opkg_perror(ERROR, "Couldn't remove dir %s", conf->tmp_dir);
+err3:
+	if (lockf(lock_fd, F_ULOCK, (off_t)0) == -1)
+		opkg_perror(ERROR, "Couldn't unlock %s", lock_file);
+
+	if (close(lock_fd) == -1)
+		opkg_perror(ERROR, "Couldn't close descriptor %d (%s)",
+				lock_fd, lock_file);
+	if (unlink(lock_file) == -1)
+		opkg_perror(ERROR, "Couldn't unlink %s", lock_file);
+err2:
+	if (lock_file) {
+		free(lock_file);
+		lock_file = NULL;
+	}
+err1:
+	pkg_src_list_deinit(&conf->pkg_src_list);
+	pkg_src_list_deinit(&conf->dist_src_list);
+	pkg_dest_list_deinit(&conf->pkg_dest_list);
+	nv_pair_list_deinit(&conf->arch_list);
+
+	for (i=0; options[i].name; i++) {
+		if (options[i].type == OPKG_OPT_TYPE_STRING) {
+			tmp_val = (char **)options[i].value;
+			if (*tmp_val) {
+				free(*tmp_val);
+				*tmp_val = NULL;
+			}
+		}
+	}
+err0:
+	nv_pair_list_deinit(&conf->tmp_dest_list);
+	if (conf->dest_str)
+		free(conf->dest_str);
+	if (conf->conf_file)
+		free(conf->conf_file);
+
+	return -1;
+}
+
+void
+opkg_conf_deinit(void)
+{
+	int i;
+	char **tmp;
+
+	if (conf->tmp_dir)
+		rm_r(conf->tmp_dir);
+
+	if (conf->lists_dir)
+		free(conf->lists_dir);
+
+	if (conf->dest_str)
+		free(conf->dest_str);
+
+	if (conf->conf_file)
+		free(conf->conf_file);
+
+	pkg_src_list_deinit(&conf->pkg_src_list);
+	pkg_src_list_deinit(&conf->dist_src_list);
+	pkg_dest_list_deinit(&conf->pkg_dest_list);
+	nv_pair_list_deinit(&conf->arch_list);
+
+	for (i=0; options[i].name; i++) {
+		if (options[i].type == OPKG_OPT_TYPE_STRING) {
+			tmp = (char **)options[i].value;
+			if (*tmp) {
+				free(*tmp);
+				*tmp = NULL;
+			}
+		}
+	}
+
+	if (conf->verbosity >= DEBUG) {
+		hash_print_stats(&conf->pkg_hash);
+		hash_print_stats(&conf->file_hash);
+		hash_print_stats(&conf->obs_file_hash);
+	}
+
+	pkg_hash_deinit();
+	hash_table_deinit(&conf->file_hash);
+	hash_table_deinit(&conf->obs_file_hash);
+
+	if (lock_fd != -1) {
+		if (lockf(lock_fd, F_ULOCK, (off_t)0) == -1)
+			opkg_perror(ERROR, "Couldn't unlock %s", lock_file);
+
+		if (close(lock_fd) == -1)
+			opkg_perror(ERROR, "Couldn't close descriptor %d (%s)",
+					lock_fd, lock_file);
+
+	}
+
+	if (lock_file) {
+		if (unlink(lock_file) == -1)
+			opkg_perror(ERROR, "Couldn't unlink %s", lock_file);
+
+		free(lock_file);
+	}
+}