+ return opkg_install_pkg(new,1);
+}
+
+
+static void
+pkg_hash_check_installed_pkg_helper(const char *pkg_name, void *entry,
+ void *data)
+{
+ struct active_list *head = (struct active_list *) data;
+ abstract_pkg_t *ab_pkg = (abstract_pkg_t *)entry;
+ pkg_vec_t *pkg_vec = ab_pkg->pkgs;
+ int j;
+
+ if (!pkg_vec)
+ return;
+
+ for (j = 0; j < pkg_vec->len; j++) {
+ pkg_t *pkg = pkg_vec->pkgs[j];
+ if (pkg->state_status == SS_INSTALLED
+ || pkg->state_status == SS_UNPACKED)
+ active_list_add(head, &pkg->list);
+ }
+}
+
+struct active_list *
+prepare_upgrade_list(void)
+{
+ struct active_list *head = active_list_head_new();
+ struct active_list *all = active_list_head_new();
+ struct active_list *node=NULL;
+
+ /* ensure all data is valid */
+ pkg_info_preinstall_check();
+
+ hash_table_foreach(&conf->pkg_hash, pkg_hash_check_installed_pkg_helper, all);
+ for (node=active_list_next(all,all); node; node = active_list_next(all, node)) {
+ pkg_t *old, *new;
+ int cmp;
+
+ old = list_entry(node, pkg_t, list);
+ new = pkg_hash_fetch_best_installation_candidate_by_name(old->name);
+
+ if (new == NULL)
+ continue;
+
+ cmp = pkg_compare_versions(old, new);
+
+ if ( cmp < 0 ) {
+ node = active_list_move_node(all, head, &old->list);
+ }
+ }
+ active_list_head_delete(all);
+ return head;