#ifndef VLIBC_TAR_H
#define VLIBC_TAR_H

/*
 * vlibc — <tar.h>.
 *
 * Constants for the ustar tar archive format (POSIX). Constants only: the
 * header magic and version strings, the typeflag characters that identify
 * entry kinds, and the mode bits stored in each header.
 */

#include <vlibc/features.h>

#if VLIBC_HAS_HEADER_TAR_H

/* Header magic (6 bytes) and version (2 bytes). */
#define TMAGIC "ustar"
#define TMAGLEN 6
#define TVERSION "00"
#define TVERSLEN 2

/* Typeflag characters naming the entry kind. */
#define REGTYPE '0'
#define AREGTYPE '\0'
#define LNKTYPE '1'
#define SYMTYPE '2'
#define CHRTYPE '3'
#define BLKTYPE '4'
#define DIRTYPE '5'
#define FIFOTYPE '6'
#define CONTTYPE '7'

/* Set-id and sticky bits. */
#define TSUID 04000
#define TSGID 02000
#define TSVTX 01000

/* Mode bits (permissions): user, group, other. */
#define TUREAD 00400
#define TUWRITE 00200
#define TUEXEC 00100
#define TGREAD 00040
#define TGWRITE 00020
#define TGEXEC 00010
#define TOREAD 00004
#define TOWRITE 00002
#define TOEXEC 00001

#endif /* VLIBC_HAS_HEADER_TAR_H */

#endif /* VLIBC_TAR_H */