4 #include "wimlib/header.h"
5 #include "wimlib/types.h"
6 #include "wimlib/file_io.h"
9 struct wim_lookup_table;
10 struct wim_image_metadata;
12 /* The opaque structure exposed to the wimlib API. */
15 /* File descriptor for the WIM file, opened for reading. in_fd.fd is -1
16 * if the WIM file has not been opened or there is no associated file
20 /* File descriptor, opened either for writing only or for
21 * reading+writing, for the WIM file (if any) currently being written.
23 struct filedes out_fd;
25 /* The name of the WIM file (if any) that has been opened. */
28 /* The lookup table for the WIM file. */
29 struct wim_lookup_table *lookup_table;
31 /* Information retrieved from the XML data, arranged in an orderly
33 struct wim_info *wim_info;
35 /* Array of the image metadata, one for each image in the WIM. */
36 struct wim_image_metadata **image_metadata;
38 /* The header of the WIM file. */
39 struct wim_header hdr;
44 /* The currently selected image, indexed starting at 1. If not 0,
45 * subtract 1 from this to get the index of the current image in the
46 * image_metadata array. */
49 /* Have any images been deleted? */
50 u8 deletion_occurred : 1;
52 /* Do we know that all the stream reference counts in the WIM are
53 * correct? If so, this is set to 1 and deletions are safe; otherwise
54 * this is set to 0 and deletions are not safe until reference counts
55 * are recalculated. (This is due to a bug in M$'s software that
56 * generates WIMs with invalid reference counts.) */
61 /* One of WIMLIB_COMPRESSION_TYPE_*, cached from the header flags. */
62 u8 compression_type : 2;
65 static inline bool wim_is_pipable(const WIMStruct *wim)
67 return (wim->hdr.magic == PWM_MAGIC);
70 static inline bool wim_has_integrity_table(const WIMStruct *wim)
72 return (wim->hdr.integrity.offset != 0);
76 wim_recalculate_refcnts(WIMStruct *wim);
79 init_wim_header(struct wim_header *hdr, int ctype);
82 read_wim_header(const tchar *filename, struct filedes *in_fd,
83 struct wim_header *hdr);
86 write_wim_header(const struct wim_header *hdr, struct filedes *out_fd);
89 write_wim_header_at_offset(const struct wim_header *hdr, struct filedes *out_fd,
93 write_wim_header_flags(u32 hdr_flags, struct filedes *out_fd);
96 rename_wim_path(WIMStruct *wim, const tchar *from, const tchar *to);
99 select_wim_image(WIMStruct *wim, int image);
102 for_image(WIMStruct *wim, int image, int (*visitor)(WIMStruct *));
105 wim_checksum_unhashed_streams(WIMStruct *wim);
108 reopen_wim(WIMStruct *wim);
110 /* Internal open flags (pass to open_wim_as_WIMStruct(), not wimlib_open_wim())
112 #define WIMLIB_OPEN_FLAG_FROM_PIPE 0x80000000
113 #define WIMLIB_OPEN_MASK_PUBLIC 0x7fffffff
116 open_wim_as_WIMStruct(const void *wim_filename_or_fd, int open_flags,
118 wimlib_progress_func_t progress_func);
121 close_wim(WIMStruct *wim);
124 can_modify_wim(WIMStruct *wim);
127 can_delete_from_wim(WIMStruct *wim);
129 #endif /* _WIMLIB_WIM_H */