Add support for unsafe in-place compaction of WIM files

[wimlib] / include / wimlib / write.h

diff --git a/include/wimlib/write.h b/include/wimlib/write.h
index 1722dab82e95f930b38e504f1e0c29e33e9664f9..3f7a7e5463d6d0fe33b5c6fbbf12e5ba5a7823c9 100644 (file)
--- a/include/wimlib/write.h
+++ b/include/wimlib/write.h
@@ -5,30 +5,72 @@
 #include "wimlib/types.h"
 
 /* Internal use only */
-#define WIMLIB_WRITE_FLAG_NO_LOOKUP_TABLE      0x80000000
-#define WIMLIB_WRITE_FLAG_REUSE_INTEGRITY_TABLE 0x40000000
-#define WIMLIB_WRITE_FLAG_CHECKPOINT_AFTER_XML  0x20000000
-#define WIMLIB_WRITE_MASK_PUBLIC               0x1fffffff
+#define WIMLIB_WRITE_FLAG_FILE_DESCRIPTOR              0x80000000
+#define WIMLIB_WRITE_FLAG_APPEND                       0x40000000
+#define WIMLIB_WRITE_FLAG_NO_NEW_BLOBS                 0x20000000
+#define WIMLIB_WRITE_FLAG_USE_EXISTING_TOTALBYTES      0x10000000
+#define WIMLIB_WRITE_FLAG_NO_METADATA                  0x08000000
 
-extern int
-begin_write(WIMStruct *wim, const tchar *path, int write_flags);
-
-extern void
-close_wim_writable(WIMStruct *wim);
-
-extern int
-finish_write(WIMStruct *wim, int image, int write_flags,
-            wimlib_progress_func_t progress_func);
+/* Keep in sync with wimlib.h  */
+#define WIMLIB_WRITE_MASK_PUBLIC (                       \
+       WIMLIB_WRITE_FLAG_CHECK_INTEGRITY               | \
+       WIMLIB_WRITE_FLAG_NO_CHECK_INTEGRITY            | \
+       WIMLIB_WRITE_FLAG_PIPABLE                       | \
+       WIMLIB_WRITE_FLAG_NOT_PIPABLE                   | \
+       WIMLIB_WRITE_FLAG_RECOMPRESS                    | \
+       WIMLIB_WRITE_FLAG_FSYNC                         | \
+       WIMLIB_WRITE_FLAG_REBUILD                       | \
+       WIMLIB_WRITE_FLAG_SOFT_DELETE                   | \
+       WIMLIB_WRITE_FLAG_IGNORE_READONLY_FLAG          | \
+       WIMLIB_WRITE_FLAG_SKIP_EXTERNAL_WIMS            | \
+       WIMLIB_WRITE_FLAG_STREAMS_OK                    | \
+       WIMLIB_WRITE_FLAG_RETAIN_GUID                   | \
+       WIMLIB_WRITE_FLAG_SOLID                         | \
+       WIMLIB_WRITE_FLAG_SEND_DONE_WITH_FILE_MESSAGES  | \
+       WIMLIB_WRITE_FLAG_NO_SOLID_SORT                 | \
+       WIMLIB_WRITE_FLAG_UNSAFE_COMPACT)
 
 #if defined(HAVE_SYS_FILE_H) && defined(HAVE_FLOCK)
 extern int
-lock_wim(WIMStruct *wim, int fd);
+lock_wim_for_append(WIMStruct *wim);
+extern void
+unlock_wim_for_append(WIMStruct *wim);
 #else
 static inline int
-lock_wim(WIMStruct *wim, int fd)
+lock_wim_for_append(WIMStruct *wim)
 {
        return 0;
 }
+static inline void
+unlock_wim_for_append(WIMStruct *wim)
+{
+}
 #endif
 
+struct filedes;
+struct list_head;
+struct wim_reshdr;
+
+int
+write_wim_part(WIMStruct *wim,
+              const void *path_or_fd,
+              int image,
+              int write_flags,
+              unsigned num_threads,
+              unsigned part_number,
+              unsigned total_parts,
+              struct list_head *blob_list_override,
+              const u8 *guid);
+
+int
+write_wim_resource_from_buffer(const void *buf,
+                              size_t buf_size,
+                              bool is_metadata,
+                              struct filedes *out_fd,
+                              int out_ctype,
+                              u32 out_chunk_size,
+                              struct wim_reshdr *out_reshdr,
+                              u8 *hash_ret,
+                              int write_resource_flags);
+
 #endif /* _WIMLIB_WRITE_H */