* This file is part of wimlib, a library for working with WIM files.
*
* wimlib is free software; you can redistribute it and/or modify it under the
- * terms of the GNU Lesser General Public License as published by the Free
- * Software Foundation; either version 2.1 of the License, or (at your option)
+ * terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 3 of the License, or (at your option)
* any later version.
*
* wimlib is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- * A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
+ * A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
- * You should have received a copy of the GNU Lesser General Public License
+ * You should have received a copy of the GNU General Public License
* along with wimlib; if not, see http://www.gnu.org/licenses/.
*/
#include <fuse.h>
#include <ftw.h>
#include <mqueue.h>
+
+#ifdef ENABLE_XATTR
#include <attr/xattr.h>
+#endif
struct wimlib_fd {
u16 idx;
wimlib_assert(dentry->resolved);
- lte = lte_decrement_refcnt(lte, lookup_table);
+ lte = lte_decrement_refcnt(ads_entry->lte, lookup_table);
if (lte)
list_del(&ads_entry->lte_group_list.list);
dentry_remove_ads(dentry, ads_entry);
else
stbuf->st_mode = S_IFREG | 0644;
- stbuf->st_ino = (ino_t)dentry->hard_link;
+ stbuf->st_ino = (ino_t)dentry->link_group_id;
stbuf->st_nlink = dentry_link_group_size(dentry);
stbuf->st_uid = getuid();
lte = dentry_unnamed_lte_resolved(dentry);
if (lte) {
if (lte->resource_location == RESOURCE_IN_STAGING_FILE) {
+ wimlib_assert(mount_flags & WIMLIB_MOUNT_FLAG_READWRITE);
wimlib_assert(lte->staging_file_name);
struct stat native_stat;
if (stat(lte->staging_file_name, &native_stat) != 0) {
static struct lookup_table_entry *
lte_extract_fds(struct lookup_table_entry *old_lte, u64 link_group)
{
- int ret;
u16 num_transferred_fds;
struct lookup_table_entry *new_lte;
num_transferred_fds = 0;
for (u16 i = 0; i < old_lte->num_allocated_fds; i++)
if (old_lte->fds[i] && old_lte->fds[i]->dentry &&
- old_lte->fds[i]->dentry->hard_link == link_group)
+ old_lte->fds[i]->dentry->link_group_id == link_group)
num_transferred_fds++;
DEBUG("Transferring %u file descriptors",
num_transferred_fds);
}
for (u16 i = 0, j = 0; ; i++) {
if (old_lte->fds[i] && old_lte->fds[i]->dentry &&
- old_lte->fds[i]->dentry->hard_link == link_group) {
+ old_lte->fds[i]->dentry->link_group_id == link_group) {
struct wimlib_fd *fd = old_lte->fds[i];
old_lte->fds[i] = NULL;
fd->lte = new_lte;
do {
struct dentry *d;
d = container_of(pos, struct dentry, link_group_list);
- wimlib_assert(d->hard_link == dentry->hard_link);
+ wimlib_assert(d->link_group_id == dentry->link_group_id);
lte_transfer_dentry(new_lte, d);
pos = pos->next;
} while (pos != &dentry->link_group_list);
new_lte = old_lte;
} else {
DEBUG("Splitting lookup table entry "
- "(link_group_size = %u, lte refcnt = %u)",
+ "(link_group_size = %zu, lte refcnt = %u)",
link_group_size, old_lte->refcnt);
/* Split a hard link group away from the "lookup table
* entry" hard link group (i.e. we had two hard link
* XXX*/
wimlib_assert(old_lte->refcnt > link_group_size);
- new_lte = lte_extract_fds(old_lte, dentry->hard_link);
+ new_lte = lte_extract_fds(old_lte, dentry->link_group_id);
if (!new_lte) {
ret = -ENOMEM;
goto out_delete_staging_file;
if (ret != 0)
return ret;
}
- if (ret != 0)
- return ret;
xml_update_image_info(w, w->current_image);
close_message_queues();
}
+#if 0
static int wimfs_fallocate(const char *path, int mode,
off_t offset, off_t len, struct fuse_file_info *fi)
{
- struct wimlib_fd *fd = (struct wimlib_fd*)fi->fh;
+ struct wimlib_fd *fd = (struct wimlib_fd*)(uintptr_t)fi->fh;
wimlib_assert(fd->staging_fd != -1);
return fallocate(fd->staging_fd, mode, offset, len);
}
static int wimfs_fgetattr(const char *path, struct stat *stbuf,
struct fuse_file_info *fi)
{
- struct wimlib_fd *fd = (struct wimlib_fd*)fi->fh;
+ struct wimlib_fd *fd = (struct wimlib_fd*)(uintptr_t)fi->fh;
return dentry_to_stbuf(fd->dentry, stbuf);
}
+#endif
static int wimfs_ftruncate(const char *path, off_t size,
struct fuse_file_info *fi)
{
- struct wimlib_fd *fd = (struct wimlib_fd*)fi->fh;
+ struct wimlib_fd *fd = (struct wimlib_fd*)(uintptr_t)fi->fh;
int ret = ftruncate(fd->staging_fd, size);
if (ret != 0)
return ret;
*/
static int wimfs_getattr(const char *path, struct stat *stbuf)
{
- const char *stream_name;
- char *p = NULL;
struct dentry *dentry;
int ret;
return dentry_to_stbuf(dentry, stbuf);
}
+#ifdef ENABLE_XATTR
/* Read an alternate data stream through the XATTR interface, or get its size */
static int wimfs_getxattr(const char *path, const char *name, char *value,
size_t size)
return res_size;
if (res_size > size)
return -ERANGE;
- ret = read_full_wim_resource(lte, value);
+ ret = read_full_wim_resource(lte, (u8*)value);
if (ret != 0)
return -EIO;
return res_size;
}
+#endif
/* Create a hard link */
static int wimfs_link(const char *to, const char *from)
return 0;
}
+#ifdef ENABLE_XATTR
static int wimfs_listxattr(const char *path, char *list, size_t size)
{
struct dentry *dentry;
return p - list;
}
}
+#endif
/*
* Create a directory in the WIM.
newdir = new_dentry(basename);
newdir->attributes |= FILE_ATTRIBUTE_DIRECTORY;
newdir->resolved = true;
- newdir->hard_link = next_link_group_id++;
+ newdir->link_group_id = next_link_group_id++;
link_dentry(newdir, parent);
return 0;
}
static int wimfs_mknod(const char *path, mode_t mode, dev_t rdev)
{
const char *stream_name;
- const char *file_name;
if ((mount_flags & WIMLIB_MOUNT_FLAG_STREAM_INTERFACE_WINDOWS)
&& (stream_name = path_stream_name(path))) {
/* Make an alternate data stream */
if (!dentry)
return -ENOMEM;
dentry->resolved = true;
- dentry->hard_link = next_link_group_id++;
+ dentry->link_group_id = next_link_group_id++;
dentry->lte_group_list.type = STREAM_TYPE_NORMAL;
INIT_LIST_HEAD(&dentry->lte_group_list.list);
link_dentry(dentry, parent);
{
struct dentry *dentry;
struct lookup_table_entry *lte;
- u8 *dentry_hash;
int ret;
struct wimlib_fd *fd;
unsigned stream_idx;
return -errno;
}
}
- fi->fh = (uint64_t)fd;
+ fi->fh = (uintptr_t)fd;
return 0;
}
if (!dentry_is_directory(dentry))
return -ENOTDIR;
dentry->num_times_opened++;
- fi->fh = (uint64_t)dentry;
+ fi->fh = (uintptr_t)dentry;
return 0;
}
static int wimfs_read(const char *path, char *buf, size_t size,
off_t offset, struct fuse_file_info *fi)
{
- struct wimlib_fd *fd = (struct wimlib_fd*)fi->fh;
+ struct wimlib_fd *fd = (struct wimlib_fd*)(uintptr_t)fi->fh;
if (!fd) {
/* Empty file with no lookup table entry on read-only mounted
size = min(size, res_entry->original_size - offset);
- if (read_wim_resource(fd->lte, buf, size, offset, false) != 0)
+ if (read_wim_resource(fd->lte, (u8*)buf,
+ size, offset, false) != 0)
return -EIO;
return size;
}
{
struct dentry *parent, *child;
- parent = (struct dentry*)fi->fh;
+ parent = (struct dentry*)(uintptr_t)fi->fh;
wimlib_assert(parent);
child = parent->children;
/* Close a file. */
static int wimfs_release(const char *path, struct fuse_file_info *fi)
{
- int ret;
- struct wimlib_fd *fd = (struct wimlib_fd*)fi->fh;
+ struct wimlib_fd *fd = (struct wimlib_fd*)(uintptr_t)fi->fh;
if (!fd) {
/* Empty file with no lookup table entry on read-only mounted
static int wimfs_releasedir(const char *path, struct fuse_file_info *fi)
{
- struct dentry *dentry = (struct dentry *)fi->fh;
+ struct dentry *dentry = (struct dentry *)(uintptr_t)fi->fh;
wimlib_assert(dentry);
wimlib_assert(dentry->num_times_opened);
return 0;
}
+#ifdef ENABLE_XATTR
/* Remove an alternate data stream through the XATTR interface */
static int wimfs_removexattr(const char *path, const char *name)
{
struct dentry *dentry;
struct ads_entry *ads_entry;
- int ret;
if (!(mount_flags & WIMLIB_MOUNT_FLAG_STREAM_INTERFACE_XATTR))
return -ENOTSUP;
remove_ads(dentry, ads_entry, w->lookup_table);
return 0;
}
+#endif
/* Renames a file or directory. See rename (3) */
static int wimfs_rename(const char *from, const char *to)
return 0;
}
+#ifdef ENABLE_XATTR
/* Write an alternate data stream through the XATTR interface */
static int wimfs_setxattr(const char *path, const char *name,
const char *value, size_t size, int flags)
struct lookup_table_entry *existing_lte;
struct lookup_table_entry *lte;
u8 value_hash[SHA1_HASH_SIZE];
- int ret;
- int fd;
if (!(mount_flags & WIMLIB_MOUNT_FLAG_STREAM_INTERFACE_XATTR))
return -ENOTSUP;
if (!new_ads_entry)
return -ENOMEM;
- sha1_buffer(value, size, value_hash);
+ sha1_buffer((const u8*)value, size, value_hash);
existing_lte = __lookup_resource(w->lookup_table, value_hash);
lte = existing_lte;
lte->refcnt++;
} else {
- char *value_copy;
+ u8 *value_copy;
lte = new_lookup_table_entry();
if (!lte)
return -ENOMEM;
new_ads_entry->lte = lte;
return 0;
}
+#endif
static int wimfs_symlink(const char *to, const char *from)
{
dentry->attributes = FILE_ATTRIBUTE_REPARSE_POINT;
dentry->reparse_tag = WIM_IO_REPARSE_TAG_SYMLINK;
- dentry->hard_link = next_link_group_id++;
+ dentry->link_group_id = next_link_group_id++;
if (dentry_set_symlink(dentry, to, w->lookup_table, <e) != 0)
goto out_free_dentry;
struct dentry *dentry;
struct lookup_table_entry *lte;
int ret;
- u8 *dentry_hash;
unsigned stream_idx;
ret = lookup_resource(w, path, get_lookup_flags(), &dentry,
static int wimfs_write(const char *path, const char *buf, size_t size,
off_t offset, struct fuse_file_info *fi)
{
- struct wimlib_fd *fd = (struct wimlib_fd*)fi->fh;
+ struct wimlib_fd *fd = (struct wimlib_fd*)(uintptr_t)fi->fh;
int ret;
wimlib_assert(fd);
static struct fuse_operations wimfs_operations = {
.access = wimfs_access,
.destroy = wimfs_destroy,
+#if 0
.fallocate = wimfs_fallocate,
.fgetattr = wimfs_fgetattr,
+#endif
.ftruncate = wimfs_ftruncate,
.getattr = wimfs_getattr,
+#ifdef ENABLE_XATTR
.getxattr = wimfs_getxattr,
+#endif
.link = wimfs_link,
+#ifdef ENABLE_XATTR
.listxattr = wimfs_listxattr,
+#endif
.mkdir = wimfs_mkdir,
.mknod = wimfs_mknod,
.open = wimfs_open,
.readlink = wimfs_readlink,
.release = wimfs_release,
.releasedir = wimfs_releasedir,
+#ifdef ENABLE_XATTR
.removexattr = wimfs_removexattr,
+#endif
.rename = wimfs_rename,
.rmdir = wimfs_rmdir,
+#ifdef ENABLE_XATTR
.setxattr = wimfs_setxattr,
+#endif
.symlink = wimfs_symlink,
.truncate = wimfs_truncate,
.unlink = wimfs_unlink,
struct stream_list_head *head;
WARNING("The following lookup table entry has a reference count "
"of %u, but", lte->refcnt);
- WARNING("We found %u references to it", lte_group_size);
+ WARNING("We found %zu references to it", lte_group_size);
next = lte->lte_group_list.next;
head = container_of(next, struct stream_list_head, list);
if (head->type == STREAM_TYPE_NORMAL) {
DEBUG("Selected image %d", image);
- next_link_group_id = assign_link_groups(wim->image_metadata[image - 1].lgt);
+ next_link_group_id = assign_link_group_ids(wim->image_metadata[image - 1].lgt);
/* Resolve all the lookup table entries of the dentry tree */
for_dentry_in_tree(wim_root_dentry(wim), dentry_resolve_ltes,