tchar *path;
utf16lechar *stream_name;
u16 stream_name_nchars;
- struct _ntfs_volume **ntfs_vol_p;
+ struct _ntfs_volume *ntfs_vol;
bool is_reparse_point;
};
#endif
*/
u16 part_number;
- /* See enum resource_location above */
- u16 resource_location;
+ /* One of the `enum resource_location' values documented above. */
+ u16 resource_location : 5;
+
+ /* 1 if this stream is a unique size (only set while writing streams). */
+ u8 unique_size : 1;
+
+ /* 1 if this stream had a SHA1-message digest calculated for it yet? */
+ u8 unhashed : 1;
+
+ u8 deferred : 1;
+
+ u8 no_progress : 1;
/* (On-disk field)
* Number of times this lookup table entry is referenced by dentries.
* the full 20 byte hash just to insert the entry in a hash
* table. */
size_t hash_short;
- };
-
- union {
- #ifdef WITH_FUSE
- u16 num_opened_fds;
- #endif
- /* This field is used for the special hardlink or symlink image
- * extraction mode. In these mode, all identical files are linked
- * together, and @extracted_file will be set to the filename of the
- * first extracted file containing this stream. */
- tchar *extracted_file;
+ /* Unhashed entries only (unhashed == 1): these variables make
+ * it possible to find the pointer to this 'struct
+ * wim_lookup_table_entry' contained in either 'struct
+ * wim_ads_entry' or 'struct wim_inode'. There can be at most 1
+ * such pointer, as we can only join duplicate streams after
+ * they have been hashed. */
+ struct {
+ struct wim_inode *back_inode;
+ u32 back_stream_id;
+ };
};
+ /* When a WIM file is written, out_refcnt starts at 0 and is incremented
+ * whenever the stream pointed to by this lookup table entry needs to be
+ * written. The stream only need to be written when out_refcnt is
+ * nonzero, since otherwise it is not referenced by any dentries. */
+ u32 out_refcnt;
+
/* Pointers to somewhere where the stream is actually located. See the
* comments for the @resource_location field above. */
union {
WIMStruct *wim;
tchar *file_on_disk;
- tchar *staging_file_name;
void *attached_buffer;
+ #ifdef WITH_FUSE
+ tchar *staging_file_name;
+ #endif
#ifdef WITH_NTFS_3G
struct ntfs_location *ntfs_loc;
#endif
};
- /* Pointer to inode that contains the opened file descriptors to
- * this stream (valid iff resource_location ==
- * RESOURCE_IN_STAGING_FILE) */
- struct wim_inode *lte_inode;
+ /* Actual reference count to this stream (only used while
+ * verifying an image). */
+ u32 real_refcnt;
- /* When a WIM file is written, out_refcnt starts at 0 and is incremented
- * whenever the file resource pointed to by this lookup table entry
- * needs to be written. The file resource only need to be written when
- * out_refcnt is nonzero, since otherwise it is not referenced by any
- * dentries. */
- u32 out_refcnt;
+ union {
+ #ifdef WITH_FUSE
+ /* Number of times this stream has been opened (used only during
+ * mounting) */
+ u16 num_opened_fds;
+ #endif
- u32 real_refcnt;
+ /* This field is used for the special hardlink or symlink image
+ * extraction mode. In these mode, all identical files are linked
+ * together, and @extracted_file will be set to the filename of the
+ * first extracted file containing this stream. */
+ tchar *extracted_file;
+ };
union {
/* When a WIM file is written, @output_resource_entry is filled
*/
struct resource_entry output_resource_entry;
- struct list_head msg_list;
+ struct {
+ struct list_head msg_list;
+ struct list_head being_compressed_list;
+ };
struct list_head inode_list;
+
+ struct {
+ struct hlist_node hash_list_2;
+
+ struct list_head write_streams_list;
+ };
};
- /* List of lookup table entries that correspond to streams that have
- * been extracted to the staging directory when modifying a read-write
- * mounted WIM.
- *
- * This field is also used to make other lists of lookup table entries.
- * */
- struct list_head staging_list;
+ /* Temporary list fields */
+ union {
+ struct list_head unhashed_list;
+ struct list_head swm_stream_list;
+ struct list_head extraction_list;
+ struct list_head export_stream_list;
+ };
};
static inline u64
static inline void
lookup_table_unlink(struct wim_lookup_table *table, struct wim_lookup_table_entry *lte)
{
+ wimlib_assert(!lte->unhashed);
hlist_del(<e->hash_list);
wimlib_assert(table->num_entries != 0);
table->num_entries--;
void *arg);
extern int
-sort_stream_list_by_wim_position(struct list_head *stream_list);
+cmp_streams_by_wim_position(const void *p1, const void *p2);
extern int
for_lookup_table_entry_pos_sorted(struct wim_lookup_table *table,
extern int
write_lookup_table_entry(struct wim_lookup_table_entry *lte, void *__out);
-static inline struct resource_entry*
-wim_metadata_resource_entry(WIMStruct *w)
-{
- return &w->image_metadata[
- w->current_image - 1].metadata_lte->resource_entry;
-}
-
static inline struct wim_lookup_table_entry *
inode_stream_lte_resolved(const struct wim_inode *inode, unsigned stream_idx)
{
static inline void
lookup_table_insert_unhashed(struct wim_lookup_table *table,
- struct wim_lookup_table_entry *lte)
+ struct wim_lookup_table_entry *lte,
+ struct wim_inode *back_inode,
+ u32 back_stream_id)
{
- list_add_tail(<e->staging_list, table->unhashed_streams);
+ lte->unhashed = 1;
+ lte->back_inode = back_inode;
+ lte->back_stream_id = back_stream_id;
+ list_add_tail(<e->unhashed_list, table->unhashed_streams);
}
-extern void
-lookup_table_free_unhashed_streams(struct wim_lookup_table *table);
+extern int
+hash_unhashed_stream(struct wim_lookup_table_entry *lte,
+ struct wim_lookup_table *lookup_table,
+ struct wim_lookup_table_entry **lte_ret);
+
+extern struct wim_lookup_table_entry **
+retrieve_lte_pointer(struct wim_lookup_table_entry *lte);
#endif