/* Header describing `ar' archive file format.
Copyright (C) 1996-2018 Free Software Foundation, Inc.
This file is part of the GNU C Library.

The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.

The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */

#ifndef _AR_H
#define _AR_H 1

#include <sys/cdefs.h>

/* Archive files start with the ARMAG identifying string. Then follows a
`struct ar_hdr', and as many bytes of member file data as its `ar_size'
member indicates, for each member file. */

#define ARMAG "!<arch>\n" /* String that begins an archive file. */
#define SARMAG 8 /* Size of that string. */

#define ARFMAG "`\n" /* String in ar_fmag at end of each header. */

__BEGIN_DECLS

struct ar_hdr
{
char ar_name[16]; /* Member file name, sometimes / terminated. */
char ar_date[12]; /* File date, decimal seconds since Epoch. */
char ar_uid[6], ar_gid[6]; /* User and group IDs, in ASCII decimal. */
char ar_mode[8]; /* File mode, in ASCII octal. */
char ar_size[10]; /* File size, in ASCII decimal. */
char ar_fmag[2]; /* Always contains ARFMAG. */
};

__END_DECLS

#endif /* ar.h */