]> wimlib.net Git - wimlib/blobdiff - src/ntfs-apply.c
Split WIM mount and split WIM documentation
[wimlib] / src / ntfs-apply.c
index 1a4cb7dd190594546d6406a39d72b6de14d2b60c..7ae7fa17316297cdbf70f130ac4d876918e32fb1 100644 (file)
@@ -330,13 +330,9 @@ static int preapply_dentry_with_dos_name(struct dentry *dentry,
                                         ntfs_inode **dir_ni_p,
                                         WIMStruct *w)
 {
-       int ret;
        struct dentry *other;
        struct dentry *dentry_with_dos_name;
 
-       if (dentry->link_group_list.next == &dentry->link_group_list)
-               return 0;
-
        dentry_with_dos_name = NULL;
        list_for_each_entry(other, &dentry->link_group_list,
                            link_group_list)
@@ -352,10 +348,13 @@ static int preapply_dentry_with_dos_name(struct dentry *dentry,
                }
        }
        /* If there's a dentry with a DOS name, extract it first */
-       if (dentry_with_dos_name && !dentry_with_dos_name->extracted_file) {
+       if (dentry_with_dos_name
+           && !dentry_with_dos_name->extracted_file)
+       {
                char *p;
                const char *dir_name;
                char orig;
+               int ret;
                ntfs_volume *vol = (*dir_ni_p)->vol;
 
                DEBUG("pre-applying DOS name `%s'",
@@ -409,9 +408,12 @@ static int do_wim_apply_dentry_ntfs(struct dentry *dentry, ntfs_inode *dir_ni,
 
                /* Apply hard-linked directory in same directory with DOS name
                 * (if there is one) before this dentry */
-               ret = preapply_dentry_with_dos_name(dentry, &dir_ni, w);
-               if (ret != 0)
-                       return ret;
+               if (dentry->short_name_len == 0) {
+                       ret = preapply_dentry_with_dos_name(dentry,
+                                                           &dir_ni, w);
+                       if (ret != 0)
+                               return ret;
+               }
 
                type = S_IFREG;
                /* See if we can make a hard link */
@@ -424,19 +426,16 @@ static int do_wim_apply_dentry_ntfs(struct dentry *dentry, ntfs_inode *dir_ni,
                                ret = wim_apply_hardlink_ntfs(dentry, other,
                                                              dir_ni, &ni);
                                is_hardlink = true;
-                               if (ret != 0)
+                               if (ret) {
                                        goto out_close_dir_ni;
-                               else
+                               } else {
+                                       dentry->extracted_file = dentry->full_path_utf8;
                                        goto out_set_dos_name;
+                               }
                        }
                }
                /* Can't make a hard link; extract the file itself */
-               FREE(dentry->extracted_file);
-               dentry->extracted_file = STRDUP(dentry->full_path_utf8);
-               if (!dentry->extracted_file) {
-                       ERROR("Failed to allocate memory for filename");
-                       return WIMLIB_ERR_NOMEM;
-               }
+               dentry->extracted_file = dentry->full_path_utf8;
        }
 
        /* 
@@ -619,8 +618,6 @@ static int wim_apply_dentry_ntfs(struct dentry *dentry, void *arg)
        dir_name = dentry->full_path_utf8;
 
        dir_ni = ntfs_pathname_to_inode(vol, NULL, dir_name);
-       if (dir_ni)
-               DEBUG("Found NTFS inode for `%s'", dir_name);
        *p = orig;
        if (!dir_ni) {
                ERROR_WITH_ERRNO("Could not find NTFS inode for `%s'",
@@ -669,10 +666,20 @@ static int wim_apply_dentry_timestamps(struct dentry *dentry, void *arg)
        return ret;
 }
 
+static int dentry_clear_extracted_file(struct dentry *dentry, void *ignore)
+{
+       if (dentry->extracted_file != dentry->full_path_utf8)
+               FREE(dentry->extracted_file);
+       dentry->extracted_file = NULL;
+       return 0;
+}
+
 static int do_wim_apply_image_ntfs(WIMStruct *w, const char *device, int extract_flags)
 {
        ntfs_volume *vol;
        int ret;
+       struct dentry *root;
+       struct ntfs_apply_args args;
        
        DEBUG("Mounting NTFS volume `%s'", device);
        vol = ntfs_mount(device, 0);
@@ -680,22 +687,23 @@ static int do_wim_apply_image_ntfs(WIMStruct *w, const char *device, int extract
                ERROR_WITH_ERRNO("Failed to mount NTFS volume `%s'", device);
                return WIMLIB_ERR_NTFS_3G;
        }
-       struct ntfs_apply_args args = {
-               .vol           = vol,
-               .extract_flags = extract_flags,
-               .w             = w,
-       };
-       ret = for_dentry_in_tree(wim_root_dentry(w), wim_apply_dentry_ntfs,
-                                &args);
+       args.vol = vol;
+       args.extract_flags = extract_flags;
+       args.w = w;
+       root = wim_root_dentry(w);
 
+       for_dentry_in_tree(root, dentry_clear_extracted_file, NULL);
+
+       ret = for_dentry_in_tree(root, wim_apply_dentry_ntfs, &args);
        if (ret != 0)
                goto out;
+
        if (extract_flags & WIMLIB_EXTRACT_FLAG_VERBOSE)
                printf("Setting timestamps of extracted files on NTFS "
                       "volume `%s'\n", device);
-       ret = for_dentry_in_tree_depth(wim_root_dentry(w),
-                                      wim_apply_dentry_timestamps,
+       ret = for_dentry_in_tree_depth(root, wim_apply_dentry_timestamps,
                                       &args);
+
        if (ret == 0 && (extract_flags & WIMLIB_EXTRACT_FLAG_VERBOSE))
                printf("Finished applying image %d of %s to NTFS "
                       "volume `%s'\n",
@@ -721,11 +729,18 @@ out:
  * full filesystem to be applied to the volume.
  */
 WIMLIBAPI int wimlib_apply_image_to_ntfs_volume(WIMStruct *w, int image,
-                                               const char *device, int flags)
+                                               const char *device, int flags,
+                                               WIMStruct **additional_swms,
+                                               unsigned num_additional_swms)
 {
+       struct lookup_table *joined_tab, *w_tab_save;
        int ret;
 
-       if (!device)
+       DEBUG("w->filename = %s, image = %d, device = %s, flags = 0x%x, "
+             "num_additional_swms = %u",
+             w->filename, image, device, flags, num_additional_swms);
+
+       if (!w || !device)
                return WIMLIB_ERR_INVALID_PARAM;
        if (image == WIM_ALL_IMAGES) {
                ERROR("Can only apply a single image when applying "
@@ -737,16 +752,39 @@ WIMLIBAPI int wimlib_apply_image_to_ntfs_volume(WIMStruct *w, int image,
                ERROR("directly to a NTFS volume");
                return WIMLIB_ERR_INVALID_PARAM;
        }
-       ret = wimlib_select_image(w, image);
+
+       ret = verify_swm_set(w, additional_swms, num_additional_swms);
        if (ret != 0)
                return ret;
 
-       return do_wim_apply_image_ntfs(w, device, flags);
+       if (num_additional_swms) {
+               ret = new_joined_lookup_table(w, additional_swms,
+                                             num_additional_swms, &joined_tab);
+               if (ret != 0)
+                       return ret;
+               w_tab_save = w->lookup_table;
+               w->lookup_table = joined_tab;
+       }
+
+       ret = wimlib_select_image(w, image);
+       if (ret != 0)
+               goto out;
+
+       ret = do_wim_apply_image_ntfs(w, device, flags);
+
+out:
+       if (num_additional_swms) {
+               free_lookup_table(w->lookup_table);
+               w->lookup_table = w_tab_save;
+       }
+       return ret;
 }
 
 #else /* WITH_NTFS_3G */
 WIMLIBAPI int wimlib_apply_image_to_ntfs_volume(WIMStruct *w, int image,
-                                               const char *device, int flags)
+                                               const char *device, int flags,
+                                               WIMStruct **additional_swms,
+                                               unsigned num_additional_swms)
 {
        ERROR("wimlib was compiled without support for NTFS-3g, so");
        ERROR("we cannot apply a WIM image directly to a NTFS volume");