* Copyright (c) 1992 Keith Muller.
* Copyright (c) 1992 The Regents of the University of California.
* This code is derived from software contributed to Berkeley by
* Keith Muller of the University of California, San Diego.
* %sccs.include.redist.c%
* @(#)cpio.h 1.1 (Berkeley) %G%
* Defines common to all versions of cpio
#define TRAILER "TRAILER!!!" /* name in last archive record */
* Header encoding of the different file types
#define C_ISDIR 040000 /* Directory */
#define C_ISFIFO 010000 /* FIFO */
#define C_ISREG 0100000 /* Regular file */
#define C_ISBLK 060000 /* Block special file */
#define C_ISCHR 020000 /* Character special file */
#define C_ISCTG 0110000 /* Reserved for contiguous files */
#define C_ISLNK 0120000 /* Reserved for symbolic links */
#define C_ISOCK 0140000 /* Reserved for sockets */
#define C_IFMT 0170000 /* type of file */
* Data Interchange Format - Extended cpio Format - POSIX 1003.1-1990
char c_magic
[6]; /* magic cookie */
char c_dev
[6]; /* device number */
char c_ino
[6]; /* inode number */
char c_mode
[6]; /* file type/access */
char c_uid
[6]; /* owners uid */
char c_gid
[6]; /* owners gid */
char c_nlink
[6]; /* # of links at archive creation */
char c_rdev
[6]; /* block/char major/minor # */
char c_mtime
[11]; /* modification time */
char c_namesize
[6]; /* length of pathname */
char c_filesize
[11]; /* length of file in bytes */
#define MAGIC 070707 /* transportable archive id */
#define AMAGIC "070707" /* ascii string of above */
#define CPIO_MASK 0x3ffff /* bits valid in the dev/ino fields */
/* used for dev/inode remaps */
* CAUTION! CAUTION! CAUTION!
* Each field really represents a 16 bit short (NOT ASCII). We deal with it as
* an array of chars in an attempt to improve portability!!
* extraction and creation macros
#define SHRT_EXT(ch) ((((unsigned)(ch)[0])<<8) | (((unsigned)(ch)[1])&0xff))
#define RSHRT_EXT(ch) ((((unsigned)(ch)[1])<<8) | (((unsigned)(ch)[0])&0xff))
#define CHR_WR_0(val) ((char)(((val) >> 24) & 0xff))
#define CHR_WR_1(val) ((char)(((val) >> 16) & 0xff))
#define CHR_WR_2(val) ((char)(((val) >> 8) & 0xff))
#define CHR_WR_3(val) ((char)((val) & 0xff))
#define BCPIO_PAD(x) ((2 - ((x) & 1)) & 1) /* pad to next 2 byte word */
#define BCPIO_MASK 0xffff /* mask for dev/ino fields */
* System VR4 cpio structure
char c_magic
[6]; /* magic cookie */
char c_ino
[8]; /* inode number */
char c_mode
[8]; /* file type/access */
char c_uid
[8]; /* owners uid */
char c_gid
[8]; /* owners gid */
char c_nlink
[8]; /* # of links at archive creation */
char c_mtime
[8]; /* modification time */
char c_filesize
[8]; /* length of file in bytes */
char c_maj
[8]; /* block/char major # */
char c_min
[8]; /* block/char minor # */
char c_rmaj
[8]; /* special file major # */
char c_rmin
[8]; /* special file minor # */
char c_namesize
[8]; /* length of pathname */
char c_chksum
[8]; /* 0 OR CRC of bytes in FILE */
#define VMAGIC 070701 /* sVr4 new portable archive id */
#define AVMAGIC "070701" /* ascii string of above */
#define VCMAGIC 070702 /* sVr4 new portable archive id CRC */
#define AVCMAGIC "070702" /* ascii string of above */
#define VCPIO_PAD(x) ((4 - ((x) & 3)) & 3) /*pad to next 4 byte word */
#define VCPIO_MASK 0xffffffff /* mask for dev/ino fields */