#define LOOKUP_FLAG_ADS_OK 0x00000001
#define LOOKUP_FLAG_DIRECTORY_OK 0x00000002
-#define LOOKUP_FLAG_FOLLOW_SYMLINKS 0x00000004
+
+/* Not yet used */
+//#define LOOKUP_FLAG_FOLLOW_SYMLINKS 0x00000004
/* A lookup table that is used to translate the hash codes of dentries into the
struct wimlib_fd;
+#ifdef WITH_NTFS_3G
+struct ntfs_location {
+ char *path_utf8;
+ char *stream_name_utf16;
+ u16 stream_name_utf16_num_chars;
+ struct _ntfs_volume **ntfs_vol_p;
+ bool is_reparse_point;
+};
+#endif
+
/*
* An entry in the lookup table in the WIM file.
*
/* If %true, this lookup table entry corresponds to a symbolic link
* reparse buffer. @symlink_reparse_data_buf will give the target of
* the symbolic link. */
- bool is_symlink;
+ enum {
+ RESOURCE_NONEXISTENT = 0,
+ RESOURCE_IN_WIM,
+ RESOURCE_IN_FILE_ON_DISK,
+ RESOURCE_IN_STAGING_FILE,
+ RESOURCE_IN_ATTACHED_BUFFER,
+ RESOURCE_IN_NTFS_VOLUME,
+ } resource_location;
/* Number of times this lookup table entry is referenced by dentries. */
u32 refcnt;
* It will not be compressed, and its size will be given by
* resource_entry.size and resource_entry.original_size. */
union {
+ WIMStruct *wim;
char *file_on_disk;
char *staging_file_name;
- void *symlink_buf;
- struct lookup_table_entry *next_lte_in_swm;
+ u8 *attached_buffer;
+ #ifdef WITH_NTFS_3G
+ struct ntfs_location *ntfs_loc;
+ #endif
};
-
union {
- struct { /* Used for wimlib_export. */
-
- /* If (other_wim_fp != NULL), the file resource indicated
- * by this lookup table entry is in a different WIM
- * file, and other_wim_fp is the FILE* for it. */
- FILE *other_wim_fp;
-
- /* Compression type used in other WIM. */
- int other_wim_ctype;
- };
-
- struct { /* Used for wimlib_mount */
-
- /* File descriptors table for this data stream */
- struct wimlib_fd **fds;
- u16 num_allocated_fds;
- u16 num_opened_fds;
- };
+ struct lookup_table_entry *next_lte_in_swm;
+ FILE *file_on_disk_fp;
+ #ifdef WITH_NTFS_3G
+ struct _ntfs_attr *attr;
+ #endif
};
+#ifdef WITH_FUSE
+ /* File descriptors table for this data stream */
+ u16 num_opened_fds;
+ u16 num_allocated_fds;
+ struct wimlib_fd **fds;
+#endif
/* 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
* output_resource_entry is the struct resource_entry for the position of the
* file resource when written to the output file. */
u32 out_refcnt;
- struct resource_entry output_resource_entry;
+ union {
+ struct resource_entry output_resource_entry;
+ char *extracted_file;
+ };
/* Circular linked list of streams that share the same lookup table
* entry
struct list_head staging_list;
};
+static inline u64 wim_resource_size(const struct lookup_table_entry *lte)
+{
+ return lte->resource_entry.original_size;
+}
+
+static inline u64
+wim_resource_compressed_size(const struct lookup_table_entry *lte)
+{
+ return lte->resource_entry.size;
+}
+
+/*
+ * XXX Probably should store the compression type directly in the lookup table
+ * entry
+ */
+static inline int
+wim_resource_compression_type(const struct lookup_table_entry *lte)
+{
+ if (!(lte->resource_entry.flags & WIM_RESHDR_FLAG_COMPRESSED)
+ || lte->resource_location != RESOURCE_IN_WIM)
+ return WIM_COMPRESSION_TYPE_NONE;
+ return wimlib_get_compression_type(lte->wim);
+}
+
extern struct lookup_table *new_lookup_table(size_t capacity);
extern int zero_out_refcnts(struct lookup_table_entry *entry, void *ignore);
-extern void print_lookup_table_entry(struct lookup_table_entry *entry);
+extern void print_lookup_table_entry(const struct lookup_table_entry *entry);
-extern int read_lookup_table(FILE *fp, u64 offset, u64 size,
- struct lookup_table **table_ret);
+extern int read_lookup_table(WIMStruct *w);
extern void free_lookup_table(struct lookup_table *table);
return dentry->ads_entries[stream_idx - 1].hash;
}
+static inline u16 dentry_stream_name_len(const struct dentry *dentry,
+ unsigned stream_idx)
+{
+ wimlib_assert(stream_idx <= dentry->num_ads);
+ if (stream_idx == 0)
+ return 0;
+ else
+ return dentry->ads_entries[stream_idx - 1].stream_name_len;
+}
+
static inline const u8 *dentry_stream_hash_resolved(const struct dentry *dentry,
unsigned stream_idx)
{
if (lte)
return lte->hash;
else
- return NULL;
+ return zero_hash;
}
/*
}
static inline struct lookup_table_entry *
-dentry_first_lte_resolved(const struct dentry *dentry)
+dentry_unnamed_lte_resolved(const struct dentry *dentry)
{
- struct lookup_table_entry *lte;
wimlib_assert(dentry->resolved);
-
- for (unsigned i = 0; i <= dentry->num_ads; i++) {
- lte = dentry_stream_lte_resolved(dentry, i);
- if (lte)
- return lte;
- }
+ for (unsigned i = 0; i <= dentry->num_ads; i++)
+ if (dentry_stream_name_len(dentry, i) == 0 &&
+ !is_zero_hash(dentry_stream_hash_resolved(dentry, i)))
+ return dentry_stream_lte_resolved(dentry, i);
return NULL;
}
static inline struct lookup_table_entry *
-dentry_first_lte_unresolved(const struct dentry *dentry,
- const struct lookup_table *table)
+dentry_unnamed_lte_unresolved(const struct dentry *dentry,
+ const struct lookup_table *table)
{
- struct lookup_table_entry *lte;
wimlib_assert(!dentry->resolved);
-
- for (unsigned i = 0; i <= dentry->num_ads; i++) {
- lte = dentry_stream_lte_unresolved(dentry, i, table);
- if (lte)
- return lte;
- }
+ for (unsigned i = 0; i <= dentry->num_ads; i++)
+ if (dentry_stream_name_len(dentry, i) == 0 &&
+ !is_zero_hash(dentry_stream_hash_unresolved(dentry, i)))
+ return dentry_stream_lte_unresolved(dentry, i, table);
return NULL;
}
extern struct lookup_table_entry *
-dentry_first_lte(const struct dentry *dentry, const struct lookup_table *table);
+dentry_unnamed_lte(const struct dentry *dentry,
+ const struct lookup_table *table);
#endif