X-Git-Url: https://wimlib.net/git/?a=blobdiff_plain;f=src%2Fjoin.c;h=d606b7be6392a71cd20241f11845b91d75f9909b;hb=52a908ca68284a4dfa89a884f547fd78d1543772;hp=0d0df2550925b4fc8e645ee3513fa6ca85787d41;hpb=13c6ce3160fce7c40008d1d182325c8b42450d1e;p=wimlib diff --git a/src/join.c b/src/join.c index 0d0df255..d606b7be 100644 --- a/src/join.c +++ b/src/join.c @@ -23,164 +23,16 @@ * along with wimlib; if not, see http://www.gnu.org/licenses/. */ -#include "wimlib_internal.h" -#include "lookup_table.h" -#include "xml.h" -#include +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif -static int -move_lte_to_table(struct wim_lookup_table_entry *lte, void *other_tab) -{ - hlist_del(<e->hash_list); - lookup_table_insert((struct wim_lookup_table*)other_tab, lte); - return 0; -} - -static int -lookup_table_join(struct wim_lookup_table *table, - struct wim_lookup_table *new) -{ - for_lookup_table_entry(new, move_lte_to_table, table); - new->num_entries = 0; - return 0; -} - -/* - * new_joined_lookup_table: - Join 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) -{ - 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 (i = 0; i < num_additional_swms; i++) { - ret = lookup_table_join(table, additional_swms[i]->lookup_table); - if (ret != 0) - goto out_free_table; - } - *table_ret = table; - return 0; -out_free_table: - free_lookup_table(table); - return ret; -} - - -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; - } +#include "wimlib.h" +#include "wimlib/types.h" +#include "wimlib/util.h" +#include "wimlib/wim.h" - 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++) { - swms[i]->fp = tfopen(swms[i]->filename, T("rb")); - if (!swms[i]->fp) { - ERROR_WITH_ERRNO("Failed to reopen `%"TS"'", - swms[i]->filename); - return WIMLIB_ERR_OPEN; - } - swms[i]->out_fp = joined_wim->out_fp; - swms[i]->hdr.part_number = 1; - - ret = for_lookup_table_entry_pos_sorted(swms[i]->lookup_table, - copy_resource, - swms[i]); - swms[i]->out_fp = NULL; - - if (i != 0) { - fclose(swms[i]->fp); - swms[i]->fp = NULL; - } - - 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; - } - - /* Write lookup table, XML data, and optional integrity table */ - joined_wim->hdr.image_count = swms[0]->hdr.image_count; - for (i = 0; i < num_swms; i++) - lookup_table_join(joined_wim->lookup_table, swms[i]->lookup_table); - - 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. - */ +/* API function documented in wimlib.h */ WIMLIBAPI int wimlib_join(const tchar * const *swm_names, unsigned num_swms, @@ -190,49 +42,75 @@ wimlib_join(const tchar * const *swm_names, wimlib_progress_func_t progress_func) { int ret; - WIMStruct *joined_wim = NULL; unsigned i; + unsigned j; + WIMStruct *swm0; + WIMStruct **swms; + unsigned num_additional_swms; + WIMStruct *wim; swm_open_flags |= WIMLIB_OPEN_FLAG_SPLIT_OK; - wim_write_flags &= WIMLIB_WRITE_MASK_PUBLIC; if (num_swms < 1 || num_swms > 0xffff) return WIMLIB_ERR_INVALID_PARAM; + num_additional_swms = num_swms - 1; - WIMStruct *swms[num_swms]; - ZERO_ARRAY(swms); + swms = CALLOC(num_additional_swms, sizeof(swms[0])); + if (!swms) + return WIMLIB_ERR_NOMEM; - for (i = 0; i < num_swms; i++) { - ret = wimlib_open_wim(swm_names[i], swm_open_flags, &swms[i], - progress_func); - if (ret != 0) - goto out; + swm0 = NULL; + for (i = 0, j = 0; i < num_swms; i++) { + WIMStruct *swm; - /* Don't open all the parts at the same time, in case there are - * a lot of them */ - fclose(swms[i]->fp); - swms[i]->fp = NULL; + ret = wimlib_open_wim(swm_names[i], swm_open_flags, &swm, + progress_func); + if (ret) + goto out_free_swms; + if (swm->hdr.part_number == 1 && swm0 == NULL) + swm0 = swm; + else + swms[j++] = swm; } - qsort(swms, num_swms, sizeof(swms[0]), cmp_swms_by_part_number); + if (!swm0) { + ret = WIMLIB_ERR_SPLIT_INVALID; + goto out_free_swms; + } - ret = verify_swm_set(swms[0], &swms[1], num_swms - 1); - if (ret != 0) - goto out; + ret = wimlib_create_new_wim(swm0->compression_type, &wim); + if (ret) + goto out_free_swms; + + ret = wimlib_export_image(swm0, WIMLIB_ALL_IMAGES, wim, NULL, NULL, 0, + swms, num_additional_swms, progress_func); + if (ret) + goto out_free_wim; + + wim->hdr.flags |= swm0->hdr.flags & (WIM_HDR_FLAG_RP_FIX | + WIM_HDR_FLAG_READONLY); + if (!(wim_write_flags & (WIMLIB_WRITE_FLAG_CHECK_INTEGRITY | + WIMLIB_WRITE_FLAG_NO_CHECK_INTEGRITY))) + { + if (wim_has_integrity_table(swm0)) + wim_write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY; + } + if (!(wim_write_flags & (WIMLIB_WRITE_FLAG_PIPABLE | + WIMLIB_WRITE_FLAG_NOT_PIPABLE))) + { + if (wim_is_pipable(swm0)) + wim_write_flags |= WIMLIB_WRITE_FLAG_PIPABLE; + } - ret = wimlib_create_new_wim(wimlib_get_compression_type(swms[0]), - &joined_wim); - if (ret != 0) - goto out; - ret = begin_write(joined_wim, output_path, wim_write_flags); - if (ret != 0) - goto out; - ret = join_wims(swms, num_swms, joined_wim, wim_write_flags, - progress_func); -out: - for (i = 0; i < num_swms; i++) + ret = wimlib_write(wim, output_path, WIMLIB_ALL_IMAGES, + wim_write_flags, 1, progress_func); +out_free_wim: + wimlib_free(wim); +out_free_swms: + for (i = 0; i < num_additional_swms; i++) wimlib_free(swms[i]); - wimlib_free(joined_wim); + FREE(swms); + wimlib_free(swm0); return ret; }