-/* Create the "skeleton" of an extracted file or directory. Don't yet extract
- * data streams, reparse data (including symbolic links), timestamps, and
- * security descriptors. Basically, everything that doesn't require reading
- * non-metadata resources from the WIM file and isn't delayed until the final
- * pass. */
-static int
-do_dentry_extract_skeleton(tchar path[], struct wim_dentry *dentry,
- struct apply_ctx *ctx)
-{
- struct wim_inode *inode = dentry->d_inode;
- int ret;
- const tchar *oldpath;
-
- if (unlikely(is_linked_extraction(ctx))) {
- struct wim_lookup_table_entry *unnamed_lte;
-
- unnamed_lte = inode_unnamed_lte_resolved(dentry->d_inode);
- if (unnamed_lte && unnamed_lte->extracted_file) {
- oldpath = unnamed_lte->extracted_file;
- if (ctx->extract_flags & WIMLIB_EXTRACT_FLAG_HARDLINK)
- goto hardlink;
- else
- goto symlink;
- }
- }
-
- /* Create hard link if this dentry corresponds to an already-extracted
- * inode. */
- if (inode->i_extracted_file) {
- oldpath = inode->i_extracted_file;
- goto hardlink;
- }
-
- /* Skip symlinks unless they can be extracted as reparse points rather
- * than created directly. */
- if (inode_is_symlink(inode) && !ctx->supported_features.reparse_points)
- return 0;
-
- /* Create this file or directory unless it's the extraction root, which
- * was already created if necessary. */
- if (dentry != ctx->target_dentry) {
- ret = extract_inode(path, ctx, inode);
- if (ret)
- return ret;
- }
-
- /* Create empty named data streams. */
- if (can_extract_named_data_streams(ctx)) {
- for (u16 i = 0; i < inode->i_num_ads; i++) {
- file_spec_t file_spec;
- struct wim_ads_entry *entry = &inode->i_ads_entries[i];
-
- if (!ads_entry_is_named_stream(entry))
- continue;
- if (entry->lte)
- continue;
- if (ctx->ops->uses_cookies)
- file_spec.cookie = inode->extract_cookie;
- else
- file_spec.path = path;
- ret = ctx->ops->extract_named_stream(file_spec,
- entry->stream_name,
- entry->stream_name_nbytes / 2,
- entry->lte, ctx);
- if (ret) {
- ERROR_WITH_ERRNO("\"%"TS"\": failed to create "
- "empty named data stream",
- path);
- return ret;
- }
- }
- }
-
- /* Set file attributes (if supported). */
- ret = extract_file_attributes(path, ctx, dentry, 0);
- if (ret)
- return ret;
-
- /* Set or remove file short name (if supported). */
- ret = extract_short_name(path, ctx, dentry);
- if (ret)
- return ret;
-
- /* If inode has multiple links and hard links are supported in this
- * extraction mode and volume, save the path to the extracted file in
- * case it's needed to create a hard link. */
- if (unlikely(is_linked_extraction(ctx))) {
- struct wim_lookup_table_entry *unnamed_lte;
-
- unnamed_lte = inode_unnamed_lte_resolved(dentry->d_inode);
- if (unnamed_lte) {
- unnamed_lte->extracted_file = TSTRDUP(path);
- if (!unnamed_lte->extracted_file)
- return WIMLIB_ERR_NOMEM;
- }
- } else if (inode->i_nlink > 1 && ctx->supported_features.hard_links) {
- inode->i_extracted_file = TSTRDUP(path);
- if (!inode->i_extracted_file)
- return WIMLIB_ERR_NOMEM;
- }
- return 0;
-
-symlink:
- ret = extract_multiimage_symlink(oldpath, path, ctx, dentry);
- if (ret)
- return ret;
- dentry->was_linked = 1;
- return 0;
-
-hardlink:
- ret = extract_hardlink(oldpath, path, ctx);
- if (ret)
- return ret;
- dentry->was_linked = 1;
- return 0;
-}
-
-/* This is a wrapper around do_dentry_extract_skeleton() that handles building
- * the path, doing short name reordering. This is also idempotent; dentries
- * already processed have skeleton_extracted set and no action is taken. See
- * apply_operations.requires_short_name_reordering for more details about short
- * name reordering. */