/*
* verify.c
*
- * Verify WIM inodes and stream reference counts.
+ * Verify stream reference counts.
*/
/*
#include "wimlib/metadata.h"
#include "wimlib/security.h"
-/*
- * Verify a WIM inode:
- *
- * - Check to make sure the security ID is valid
- * - Check to make sure there is at most one unnamed stream
- * - Check to make sure there is at most one DOS name.
- */
-int
-verify_inode(struct wim_inode *inode, const struct wim_security_data *sd)
-{
- struct wim_dentry *dentry;
-
- /* Check the security ID. -1 is valid and means "no security
- * descriptor". Anything else has to be a valid index into the WIM
- * image's security descriptors table. */
- if (inode->i_security_id < -1 ||
- (inode->i_security_id >= 0 &&
- inode->i_security_id >= sd->num_entries))
- {
- WARNING("\"%"TS"\" has an invalid security ID (%d)",
- inode_first_full_path(inode), inode->i_security_id);
- inode->i_security_id = -1;
- }
-
- /* Make sure there is only one unnamed data stream. */
- unsigned num_unnamed_streams = 0;
- for (unsigned i = 0; i <= inode->i_num_ads; i++) {
- const u8 *hash;
- hash = inode_stream_hash(inode, i);
- if (inode_stream_name_nbytes(inode, i) == 0 && !is_zero_hash(hash))
- num_unnamed_streams++;
- }
- if (num_unnamed_streams > 1) {
- WARNING("\"%"TS"\" has multiple (%u) un-named streams",
- inode_first_full_path(inode), num_unnamed_streams);
- }
-
- /* Files cannot have multiple DOS names, even if they have multiple
- * names in multiple directories (i.e. hard links).
- * Source: NTFS-3g authors. */
- struct wim_dentry *dentry_with_dos_name = NULL;
- inode_for_each_dentry(dentry, inode) {
- if (dentry_has_short_name(dentry)) {
- if (dentry_with_dos_name) {
- /* This was previously an error, but if we
- * capture a WIM from UDF on Windows, hard links
- * are supported but DOS names are automatically
- * generated for all names for an inode. */
- #if 0
- ERROR("Hard-linked file has a DOS name at "
- "both `%"TS"' and `%"TS"'",
- dentry_full_path(dentry_with_dos_name),
- dentry_full_path(dentry));
- return WIMLIB_ERR_INVALID_DENTRY;
- #else
- dentry->dos_name_invalid = 1;
- #endif
- }
- dentry_with_dos_name = dentry;
- }
- }
- return 0;
-}
-
static int
lte_fix_refcnt(struct wim_lookup_table_entry *lte, void *ctr)
{
* problem by looking at ALL the images to re-calculate the reference count of
* EVERY lookup table entry. This only absolutely has to be done before an image
* is deleted or before an image is mounted read-write. */
-void
+int
wim_recalculate_refcnts(WIMStruct *wim)
{
unsigned long num_ltes_with_bogus_refcnt = 0;
+ int ret;
for_lookup_table_entry(wim->lookup_table, lte_zero_real_refcnt, NULL);
- for_image(wim, WIMLIB_ALL_IMAGES, tally_image_refcnts);
+ ret = for_image(wim, WIMLIB_ALL_IMAGES, tally_image_refcnts);
+ if (ret)
+ return ret;
num_ltes_with_bogus_refcnt = 0;
for_lookup_table_entry(wim->lookup_table, lte_fix_refcnt,
&num_ltes_with_bogus_refcnt);
num_ltes_with_bogus_refcnt);
}
wim->refcnts_ok = 1;
+ return 0;
}