u64 next_ino;
/* List of inodes in the mounted image */
- struct hlist_head *image_inode_list;
+ struct list_head *image_inode_list;
/* Name and message queue descriptors for message queues between the
* filesystem daemon process and the unmount process. These are used
}
}
dentry_add_child(parent, new);
- hlist_add_head(&new->d_inode->i_hlist, wimfs_ctx->image_inode_list);
+ list_add_tail(&new->d_inode->i_list, wimfs_ctx->image_inode_list);
if (dentry_ret)
*dentry_ret = new;
return 0;
}
}
- new_lte->refcnt = inode->i_nlink;
- new_lte->resource_location = RESOURCE_IN_STAGING_FILE;
- new_lte->staging_file_name = staging_file_name;
- new_lte->lte_inode = inode;
+ new_lte->refcnt = inode->i_nlink;
+ new_lte->resource_location = RESOURCE_IN_STAGING_FILE;
+ new_lte->staging_file_name = staging_file_name;
+ new_lte->resource_entry.original_size = size;
- struct wim_lookup_table_entry **my_ptr;
-
- if (stream_id == 0) {
- my_ptr = &inode->i_lte;
- } else {
- for (u16 i = 0; ; i++) {
- wimlib_assert(i < inode->i_num_ads);
- if (inode->i_ads_entries[i].stream_id == stream_id) {
- my_ptr = &inode->i_ads_entries[i].lte;
- break;
- }
- }
- }
-
- lookup_table_insert_unhashed(ctx->wim->lookup_table, new_lte, my_ptr);
+ lookup_table_insert_unhashed(ctx->wim->lookup_table, new_lte,
+ inode, stream_id);
*lte = new_lte;
return 0;
out_revert_fd_changes:
struct wim_image_metadata *imd = wim_get_current_image_metadata(ctx->wim);
DEBUG("Closing all staging file descriptors.");
- list_for_each_entry_safe(lte, tmp, &imd->unhashed_streams, staging_list) {
- ret = inode_close_fds(lte->lte_inode);
+ image_for_each_unhashed_stream_safe(lte, tmp, imd) {
+ ret = inode_close_fds(lte->back_inode);
if (ret)
return ret;
}
DEBUG("Freeing entries for zero-length streams");
- list_for_each_entry_safe(lte, tmp, &imd->unhashed_streams, staging_list) {
+ image_for_each_unhashed_stream_safe(lte, tmp, imd) {
+ wimlib_assert(lte->unhashed);
if (wim_resource_size(lte) == 0) {
- *lte->my_ptr = NULL;
+ print_lookup_table_entry(lte, stderr);
+ struct wim_lookup_table_entry **back_ptr;
+ back_ptr = retrieve_lte_pointer(lte);
+ *back_ptr = NULL;
+ list_del(<e->unhashed_list);
free_lookup_table_entry(lte);
}
}
struct wim_dentry *from_dentry, *from_dentry_parent;
const char *link_name;
struct wim_inode *inode;
- struct wim_lookup_table_entry *lte;
WIMStruct *w = wimfs_get_WIMStruct();
- u16 i;
int ret;
inode = wim_pathname_to_inode(w, to);
if (ret)
return -ENOMEM;
- inode_add_dentry(from_dentry, inode);
- from_dentry->d_inode = inode;
inode->i_nlink++;
-
- for (i = 0; i <= inode->i_num_ads; i++) {
- lte = inode_stream_lte_resolved(inode, i);
- if (lte)
- lte->refcnt++;
- }
+ inode_ref_streams(inode);
+ from_dentry->d_inode = inode;
+ inode_add_dentry(from_dentry, inode);
dentry_add_child(from_dentry_parent, from_dentry);
return 0;
}
u16 stream_idx;
u32 stream_id;
struct wimfs_context *ctx = wimfs_get_context();
+ struct wim_lookup_table_entry **back_ptr;
ret = lookup_resource(ctx->wim, path, get_lookup_flags(ctx),
&dentry, <e, &stream_idx);
inode = dentry->d_inode;
- if (stream_idx == 0)
+ if (stream_idx == 0) {
stream_id = 0;
- else
+ back_ptr = &inode->i_lte;
+ } else {
stream_id = inode->i_ads_entries[stream_idx - 1].stream_id;
+ back_ptr = &inode->i_ads_entries[stream_idx - 1].lte;
+ }
/* The file resource may be in the staging directory (read-write mounts
* only) or in the WIM. If it's in the staging directory, we need to
<e, size, ctx);
if (ret != 0)
return ret;
+ *back_ptr = lte;
}
+ print_lookup_table_entry(lte, stderr);
ret = alloc_wimfs_fd(inode, stream_id, lte, &fd,
wimfs_ctx_readonly(ctx));
if (lte == NULL && size == 0)
return 0;
- inode = dentry->d_inode;
- if (stream_idx == 0)
- stream_id = 0;
- else
- stream_id = inode->i_ads_entries[stream_idx - 1].stream_id;
-
if (lte->resource_location == RESOURCE_IN_STAGING_FILE) {
ret = truncate(lte->staging_file_name, size);
- if (ret != 0)
+ if (ret)
ret = -errno;
+ else
+ lte->resource_entry.original_size = size;
} else {
/* File in WIM. Extract it to the staging directory, but only
* the first @size bytes of it. */
+ inode = dentry->d_inode;
+ if (stream_idx == 0)
+ stream_id = 0;
+ else
+ stream_id = inode->i_ads_entries[stream_idx - 1].stream_id;
ret = extract_resource_to_staging_dir(inode, stream_id,
<e, size, ctx);
}
- if (ret == 0)
- lte->resource_entry.original_size = size;
return ret;
}
return -errno;
/* Update file size */
- if (offset + size > fd->f_lte->resource_entry.original_size)
+ if (offset + size > fd->f_lte->resource_entry.original_size) {
+ DEBUG("Update file size %"PRIu64 " => %"PRIu64"",
+ fd->f_lte->resource_entry.original_size,
+ offset + size);
fd->f_lte->resource_entry.original_size = offset + size;
+ }
/* Update timestamps */
touch_inode(fd->f_inode);
struct wim_lookup_table *joined_tab, *wim_tab_save;
struct wim_image_metadata *imd;
struct wimfs_context ctx;
- struct hlist_node *cur_node;
struct wim_inode *inode;
DEBUG("Mount: wim = %p, image = %d, dir = %s, flags = %d, ",
return WIMLIB_ERR_INVALID_PARAM;
ret = verify_swm_set(wim, additional_swms, num_additional_swms);
- if (ret != 0)
+ if (ret)
return ret;
if ((mount_flags & WIMLIB_MOUNT_FLAG_READWRITE) && (wim->hdr.total_parts != 1)) {
ret = new_joined_lookup_table(wim, additional_swms,
num_additional_swms,
&joined_tab);
- if (ret != 0)
+ if (ret)
return ret;
wim_tab_save = wim->lookup_table;
wim->lookup_table = joined_tab;
if (mount_flags & WIMLIB_MOUNT_FLAG_READWRITE) {
ret = wim_run_full_verifications(wim);
- if (ret != 0)
+ if (ret)
goto out;
}
+ ret = wim_checksum_unhashed_streams(wim);
+ if (ret)
+ goto out;
+
ret = select_wim_image(wim, image);
- if (ret != 0)
+ if (ret)
goto out;
DEBUG("Selected image %d", image);
if (mount_flags & WIMLIB_MOUNT_FLAG_READWRITE) {
ret = lock_wim(wim, wim->fp);
- if (ret != 0)
+ if (ret)
goto out;
}
WIMLIB_MOUNT_FLAG_STREAM_INTERFACE_WINDOWS)))
mount_flags |= WIMLIB_MOUNT_FLAG_STREAM_INTERFACE_XATTR;
-
DEBUG("Initializing struct wimfs_context");
init_wimfs_context(&ctx);
ctx.wim = wim;
ctx.image_inode_list = &imd->inode_list;
ctx.default_uid = getuid();
ctx.default_gid = getgid();
+ wimlib_assert(list_empty(&imd->unhashed_streams));
+ ctx.wim->lookup_table->unhashed_streams = &imd->unhashed_streams;
if (mount_flags & WIMLIB_MOUNT_FLAG_STREAM_INTERFACE_WINDOWS)
ctx.default_lookup_flags = LOOKUP_FLAG_ADS_OK;
DEBUG("Unlinking message queues in case they already exist");
ret = set_message_queue_names(&ctx, dir);
- if (ret != 0)
+ if (ret)
goto out_unlock;
unlink_message_queues(&ctx);
if ((mount_flags & WIMLIB_MOUNT_FLAG_READWRITE)) {
/* Read-write mount. Make the staging directory */
ret = make_staging_dir(&ctx, staging_dir);
- if (ret != 0)
+ if (ret)
goto out_free_dir_copy;
} else {
/* Read-only mount */
* assign inode numbers */
DEBUG("Resolving lookup table entries and assigning inode numbers");
ctx.next_ino = 1;
- hlist_for_each_entry(inode, cur_node, &imd->inode_list, i_hlist) {
+ image_for_each_inode(inode, imd) {
inode_resolve_ltes(inode, wim->lookup_table);
inode->i_ino = ctx.next_ino++;
}