-#include <stdlib.h> /* for qsort() */
-
-static int
-join_wims(WIMStruct **swms, unsigned num_swms,
- WIMStruct *joined_wim, int write_flags,
- wimlib_progress_func_t progress_func)
-{
- int ret;
- unsigned i;
- union wimlib_progress_info progress;
- u64 total_bytes = 0;
- u64 part_bytes;
- u64 swm_part_sizes[num_swms];
-
- /* Calculate total size of the streams in the split WIM parts. */
- for (i = 0; i < num_swms; i++) {
- part_bytes = lookup_table_total_stream_size(swms[i]->lookup_table);
- swm_part_sizes[i] = part_bytes;
- total_bytes += part_bytes;
- }
-
- if (progress_func) {
- progress.join.total_bytes = total_bytes;
- progress.join.total_parts = swms[0]->hdr.total_parts;
- progress.join.completed_bytes = 0;
- progress.join.completed_parts = 0;
- progress_func(WIMLIB_PROGRESS_MSG_JOIN_STREAMS, &progress);
- }
-
- /* Write the non-metadata resources from each SWM part */
- for (i = 0; i < num_swms; i++) {
- ret = reopen_wim(swms[i]);
- if (ret)
- return ret;
- swms[i]->out_fd = joined_wim->out_fd;
- swms[i]->hdr.part_number = 1;
-
- ret = for_lookup_table_entry_pos_sorted(swms[i]->lookup_table,
- copy_resource,
- swms[i]);
- swms[i]->out_fd = -1;
- if (i != 0)
- close_wim(swms[i]);
-
- if (ret)
- return ret;
-
- if (progress_func) {
- progress.join.completed_bytes += swm_part_sizes[i];
- progress.join.completed_parts++;
- progress_func(WIMLIB_PROGRESS_MSG_JOIN_STREAMS, &progress);
- }
- }
-
- /* Copy the metadata resources from the first SWM part */
- joined_wim->hdr.image_count = swms[0]->hdr.image_count;
- for (i = 0; i < joined_wim->hdr.image_count; i++) {
- ret = copy_resource(swms[0]->image_metadata[i]->metadata_lte,
- joined_wim);
- if (ret)
- return ret;
- }
-
- /* Preserve some of the header flags */
- joined_wim->hdr.flags |= (swms[0]->hdr.flags &
- (WIM_HDR_FLAG_RP_FIX | WIM_HDR_FLAG_READONLY));
-
- /* Write lookup table, XML data, and optional integrity table */
- merge_lookup_tables(joined_wim, swms, num_swms);
- free_wim_info(joined_wim->wim_info);
- joined_wim->wim_info = swms[0]->wim_info;
- joined_wim->image_metadata = swms[0]->image_metadata;
- ret = finish_write(joined_wim, WIMLIB_ALL_IMAGES, write_flags, progress_func);
- joined_wim->wim_info = NULL;
- joined_wim->image_metadata = NULL;
- return ret;
-}
-
-static int
-cmp_swms_by_part_number(const void *swm1, const void *swm2)
-{
- u16 partno_1 = (*(const WIMStruct**)swm1)->hdr.part_number;
- u16 partno_2 = (*(const WIMStruct**)swm2)->hdr.part_number;
- return (int)partno_1 - (int)partno_2;
-}
-
-/*
- * Join a set of split WIMs into a stand-alone WIM.
- */