patch-2.4.7 linux/fs/cramfs/cramfs.h
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- Lines: 53
- Date:
Wed Dec 31 16:00:00 1969
- Orig file:
v2.4.6/linux/fs/cramfs/cramfs.h
- Orig date:
Tue Jan 11 10:24:58 2000
diff -u --recursive --new-file v2.4.6/linux/fs/cramfs/cramfs.h linux/fs/cramfs/cramfs.h
@@ -1,52 +0,0 @@
-#ifndef __CRAMFS_H
-#define __CRAMFS_H
-
-#define CRAMFS_MAGIC 0x28cd3d45 /* some random number */
-#define CRAMFS_SIGNATURE "Compressed ROMFS"
-
-/*
- * Reasonably terse representation of the inode data.
- */
-struct cramfs_inode {
- u32 mode:16, uid:16;
- /* SIZE for device files is i_rdev */
- u32 size:24, gid:8;
- /* NAMELEN is the length of the file name, divided by 4 and
- rounded up. (cramfs doesn't support hard links.) */
- /* OFFSET: For symlinks and non-empty regular files, this
- contains the offset (divided by 4) of the file data in
- compressed form (starting with an array of block pointers;
- see README). For non-empty directories it is the offset
- (divided by 4) of the inode of the first file in that
- directory. For anything else, offset is zero. */
- u32 namelen:6, offset:26;
-};
-
-/*
- * Superblock information at the beginning of the FS.
- */
-struct cramfs_super {
- u32 magic; /* 0x28cd3d45 - random number */
- u32 size; /* Not used. mkcramfs currently
- writes a constant 1<<16 here. */
- u32 flags; /* 0 */
- u32 future; /* 0 */
- u8 signature[16]; /* "Compressed ROMFS" */
- u8 fsid[16]; /* random number */
- u8 name[16]; /* user-defined name */
- struct cramfs_inode root; /* Root inode data */
-};
-
-/*
- * Valid values in super.flags. Currently we refuse to mount
- * if (flags & ~CRAMFS_SUPPORTED_FLAGS). Maybe that should be
- * changed to test super.future instead.
- */
-#define CRAMFS_SUPPORTED_FLAGS (0xff)
-
-/* Uncompression interfaces to the underlying zlib */
-int cramfs_uncompress_block(void *dst, int dstlen, void *src, int srclen);
-int cramfs_uncompress_init(void);
-int cramfs_uncompress_exit(void);
-
-#endif
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