wimlib_progress_func_t progress_func)
{
int ret;
- struct wim_lookup_table *joined_tab, *src_wim_tab_save;
struct wim_image_metadata *src_imd;
struct list_head lte_list_head;
struct wim_inode *inode;
if (ret)
return ret;
- if (num_additional_swms) {
- ret = new_joined_lookup_table(src_wim, additional_swms,
- num_additional_swms,
- &joined_tab);
- if (ret)
- return ret;
- src_wim_tab_save = src_wim->lookup_table;
- src_wim->lookup_table = joined_tab;
- }
+ if (num_additional_swms)
+ merge_lookup_tables(src_wim, additional_swms, num_additional_swms);
ret = select_wim_image(src_wim, src_image);
if (ret) {
free_lookup_table_entry(lte);
}
out:
- if (num_additional_swms) {
- free_lookup_table(src_wim->lookup_table);
- src_wim->lookup_table = src_wim_tab_save;
- }
+ if (num_additional_swms)
+ unmerge_lookup_table(src_wim);
return ret;
}
{
int ret;
struct wimlib_extract_command *cmds_copy;
- struct wim_lookup_table *wim_tab_save, *joined_tab;
int all_flags = 0;
default_extract_flags &= WIMLIB_EXTRACT_MASK_PUBLIC;
if (num_cmds == 0)
goto out;
- if (num_additional_swms) {
- ret = new_joined_lookup_table(wim, additional_swms,
- num_additional_swms,
- &joined_tab);
- if (ret)
- goto out;
- wim_tab_save = wim->lookup_table;
- wim->lookup_table = joined_tab;
- }
+ if (num_additional_swms)
+ merge_lookup_tables(wim, additional_swms, num_additional_swms);
cmds_copy = CALLOC(num_cmds, sizeof(cmds[0]));
if (!cmds_copy) {
}
FREE(cmds_copy);
out_restore_lookup_table:
- if (num_additional_swms) {
- free_lookup_table(wim->lookup_table);
- wim->lookup_table = wim_tab_save;
- }
+ if (num_additional_swms)
+ unmerge_lookup_table(wim);
out:
return ret;
}
unsigned num_additional_swms,
wimlib_progress_func_t progress_func)
{
- struct wim_lookup_table *joined_tab, *wim_tab_save;
int ret;
extract_flags &= WIMLIB_EXTRACT_MASK_PUBLIC;
if (ret)
return ret;
- if (num_additional_swms) {
- ret = new_joined_lookup_table(wim, additional_swms,
- num_additional_swms, &joined_tab);
- if (ret)
- return ret;
- wim_tab_save = wim->lookup_table;
- wim->lookup_table = joined_tab;
- }
+ if (num_additional_swms)
+ merge_lookup_tables(wim, additional_swms, num_additional_swms);
if (image == WIMLIB_ALL_IMAGES) {
ret = extract_all_images(wim, target,
lte_free_extracted_file,
NULL);
}
- if (num_additional_swms) {
- free_lookup_table(wim->lookup_table);
- wim->lookup_table = wim_tab_save;
- }
+ if (num_additional_swms)
+ unmerge_lookup_table(wim);
return ret;
}
#include <stdlib.h>
static int
-move_lte_to_table(struct wim_lookup_table_entry *lte, void *other_tab)
+move_lte_to_table(struct wim_lookup_table_entry *lte, void *combined_table)
{
hlist_del(<e->hash_list);
- lookup_table_insert((struct wim_lookup_table*)other_tab, lte);
+ lookup_table_insert((struct wim_lookup_table*)combined_table, lte);
return 0;
}
-static int
-lookup_table_join(struct wim_lookup_table *table,
- struct wim_lookup_table *new)
+static void
+lookup_table_join(struct wim_lookup_table *combined_table,
+ struct wim_lookup_table *part_table)
{
- for_lookup_table_entry(new, move_lte_to_table, table);
- new->num_entries = 0;
- return 0;
+ for_lookup_table_entry(part_table, move_lte_to_table, combined_table);
+ part_table->num_entries = 0;
}
/*
- * new_joined_lookup_table: - Join lookup tables from the parts of a split WIM.
+ * merge_lookup_tables() - Merge lookup tables from the parts of a split WIM.
*
* @w specifies the first part, while @additional_swms and @num_additional_swms
* specify an array of pointers to the WIMStruct's for additional split WIM parts.
*
- * The lookup table entries are *moved* to the new table.
- *
- * On success, 0 is returned on a pointer to the joined lookup table is returned
- * in @table_ret.
- *
* The reason we join the lookup tables is so we only have to search one lookup
* table to find the location of a resource in the entire WIM.
*/
-int
-new_joined_lookup_table(WIMStruct *w,
- WIMStruct **additional_swms,
- unsigned num_additional_swms,
- struct wim_lookup_table **table_ret)
+void
+merge_lookup_tables(WIMStruct *w,
+ WIMStruct **additional_swms,
+ unsigned num_additional_swms)
{
- struct wim_lookup_table *table;
- int ret;
- unsigned i;
-
- table = new_lookup_table(9001);
- if (!table)
- return WIMLIB_ERR_NOMEM;
-
- if (w)
- lookup_table_join(table, w->lookup_table);
+ for (unsigned i = 0; i < num_additional_swms; i++)
+ lookup_table_join(w->lookup_table, additional_swms[i]->lookup_table);
+}
- for (i = 0; i < num_additional_swms; i++) {
- ret = lookup_table_join(table, additional_swms[i]->lookup_table);
- if (ret != 0)
- goto out_free_table;
+static int
+move_lte_to_orig_table(struct wim_lookup_table_entry *lte, void *_wim)
+{
+ WIMStruct *wim = _wim;
+ if (lte->wim != wim) {
+ move_lte_to_table(lte, lte->wim->lookup_table);
+ wim->lookup_table->num_entries--;
}
- *table_ret = table;
return 0;
-out_free_table:
- free_lookup_table(table);
- return ret;
+}
+
+/* Undo merge_lookup_tables(), given the first WIM part that contains the merged
+ * lookup table. */
+void
+unmerge_lookup_table(WIMStruct *wim)
+{
+ for_lookup_table_entry(wim->lookup_table, move_lte_to_orig_table, wim);
}
char *argv[16];
int ret;
char *dir_copy;
- struct wim_lookup_table *joined_tab, *wim_tab_save;
struct wim_image_metadata *imd;
struct wimfs_context ctx;
struct wim_inode *inode;
goto out;
}
- if (num_additional_swms) {
- ret = new_joined_lookup_table(wim, additional_swms,
- num_additional_swms,
- &joined_tab);
- if (ret)
- goto out;
- wim_tab_save = wim->lookup_table;
- wim->lookup_table = joined_tab;
- }
+ if (num_additional_swms)
+ merge_lookup_tables(wim, additional_swms, num_additional_swms);
if (mount_flags & WIMLIB_MOUNT_FLAG_READWRITE) {
ret = wim_run_full_verifications(wim);
out_free_message_queue_names:
free_message_queue_names(&ctx);
out_restore_lookup_table:
- if (num_additional_swms) {
- free_lookup_table(wim->lookup_table);
- wim->lookup_table = wim_tab_save;
- }
+ if (num_additional_swms)
+ unmerge_lookup_table(wim);
out:
return ret;
}
/* join.c */
-extern int
-new_joined_lookup_table(WIMStruct *w, WIMStruct **additional_swms,
- unsigned num_additional_swms,
- struct wim_lookup_table **table_ret);
+extern void
+merge_lookup_tables(WIMStruct *w,
+ WIMStruct **additional_swms, unsigned num_additional_swms);
+
+extern void
+unmerge_lookup_table(WIMStruct *wim);
/* metadata_resource.c */