#include "rbtree.h"
#include <string.h>
+#ifdef WITH_FUSE
+#include <pthread.h>
+#endif
+
struct stat;
struct lookup_table;
struct WIMStruct;
* hardlink.c).
*/
struct dentry {
+ /* Byte 0 */
+
/* The inode for this dentry */
struct inode *d_inode;
- /* The parent of this directory entry. */
- struct dentry *parent;
+ /* Byte 8 */
+ /* Red-black tree of sibling dentries */
struct rb_node rb_node;
+ /* Byte 32 */
+
+ /* Length of short filename, in bytes, not including the terminating
+ * zero wide-character. */
+ u16 short_name_len;
+
+ /* Length of file name, in bytes, not including the terminating zero
+ * wide-character. */
+ u16 file_name_len;
+
+ /* Length of the filename converted into UTF-8, in bytes, not including
+ * the terminating zero byte. */
+ u16 file_name_utf8_len;
+
+ u8 is_extracted : 1;
+ u8 visited : 1;
+ u8 canonical : 1;
+
+ /* Byte 40 */
+
+ /* Pointer to the filename converted to UTF-8 (malloc()ed buffer). */
+ char *file_name_utf8;
+
+ /* Byte 48 */
+
+ struct list_head tmp_list;
+
+ /* Byte 64 */
+
+ /* List of dentries in the inode (hard link set) */
+ struct list_head inode_dentry_list;
+
+ /* The parent of this directory entry. */
+ struct dentry *parent;
+
/*
* Size of directory entry on disk, in bytes. Typical size is around
* 104 to 120 bytes.
*/
u64 length;
+
/* The offset, from the start of the uncompressed WIM metadata resource
* for this image, of this dentry's child dentries. 0 if the directory
* entry has no children, which is the case for regular files or reparse
* points. */
u64 subdir_offset;
- /* Length of short filename, in bytes, not including the terminating
- * zero wide-character. */
- u16 short_name_len;
-
- /* Length of file name, in bytes, not including the terminating zero
- * wide-character. */
- u16 file_name_len;
+ /* Number of references to the dentry tree itself, as in multiple
+ * WIMStructs */
+ u32 refcnt;
- /* Length of the filename converted into UTF-8, in bytes, not including
- * the terminating zero byte. */
- u16 file_name_utf8_len;
+ u32 full_path_utf8_len;
- /* Pointer to the short filename (malloc()ed buffer) */
+ /* Pointer to the UTF-16 short filename (malloc()ed buffer) */
char *short_name;
- /* Pointer to the filename (malloc()ed buffer). */
+ /* Pointer to the UTF-16 filename (malloc()ed buffer). */
char *file_name;
- /* Pointer to the filename converted to UTF-8 (malloc()ed buffer). */
- char *file_name_utf8;
-
- /* Full path to this dentry (malloc()ed buffer). */
+ /* Full path (UTF-8) to this dentry (malloc()ed buffer). */
char *full_path_utf8;
- u32 full_path_utf8_len;
-
- /* Number of references to the dentry tree itself, as in multiple
- * WIMStructs */
- u32 refcnt;
-
- /* List of dentries in the inode (hard link set) */
- struct list_head inode_dentry_list;
-
- union {
- struct list_head tmp_list;
- bool is_extracted;
- };
};
#define rbnode_dentry(node) container_of(node, struct dentry, rb_node)
/* %true iff verify_inode() has run on this dentry. */
u8 verified : 1;
+ /* temporary flag */
+ u8 visited : 1;
+
/* Number of alternate data streams associated with this inode */
u16 num_ads;
/* List of dentries that reference this inode (there should be
* link_count of them) */
struct list_head dentry_list;
+
struct hlist_node hlist;
+
+ struct list_head lte_inode_list;
+
char *extracted_file;
/* Root of a red-black tree storing the children of this inode (if
/* Next alternate data stream ID to be assigned */
u32 next_stream_id;
+
+ /* This mutex protects the inode's file descriptors table during
+ * read-only mounts. Read-write mounts are still restricted to 1
+ * thread. */
+ pthread_mutex_t i_mutex;
#endif
};
list_add(&(dentry)->inode_dentry_list, &(inode)->dentry_list); \
})
-static inline bool dentry_is_extracted(const struct dentry *dentry)
-{
- return dentry->is_extracted;
-}
-
static inline bool dentry_is_first_in_inode(const struct dentry *dentry)
{
return container_of(dentry->d_inode->dentry_list.next,
extern u64 dentry_correct_total_length(const struct dentry *dentry);
-extern void stbuf_to_inode(const struct stat *stbuf, struct inode *inode);
extern int inode_to_stbuf(const struct inode *inode,
struct lookup_table_entry *lte, struct stat *stbuf);
extern bool dentry_add_child(struct dentry * restrict parent,
struct dentry * restrict child);
-// XXX
-#define link_dentry(child, parent) dentry_add_child(parent, child)
-
extern int verify_dentry(struct dentry *dentry, void *wim);