*/
u16 part_number;
- /* See enum resource_location above */
+ /* 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.
size_t hash_short;
/* Unhashed entries only (unhashed == 1): these variables make
- * it possible to find the to the pointer to this 'struct
- * wim_lookup_table_entry' contained in a 'struct wim_ads_entry'
- * or 'struct wim_inode'. */
+ * 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 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. */
+ * 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 {
- void *resource_loc_private;
WIMStruct *wim;
tchar *file_on_disk;
void *attached_buffer;
#endif
};
+ /* Actual reference count to this stream (only used while
+ * verifying an image). */
u32 real_refcnt;
union {
#ifdef WITH_FUSE
+ /* Number of times this stream has been opened (used only during
+ * mounting) */
u16 num_opened_fds;
#endif
*/
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 {