/* ar.h — Unix archive (ar) file format.
 *
 * Red Bear OS / relibc. Defines the archive magic strings and per-member header
 * layout used by `ar(1)` archives (and consumed by libelf's archive support).
 * Header-only: purely a struct and string constants, no runtime symbols.
 */
#ifndef _AR_H
#define _AR_H 1

#define ARMAG  "!<arch>\n"  /* String that begins an archive file.   */
#define SARMAG 8            /* Size of ARMAG string.                 */
#define ARFMAG "`\n"        /* String at the end of each header.     */

struct ar_hdr {
    char ar_name[16]; /* Member file name, blank/`/`-terminated. */
    char ar_date[12]; /* File date, decimal seconds since epoch.  */
    char ar_uid[6];   /* User id, in ASCII decimal.               */
    char ar_gid[6];   /* Group id, 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.                  */
};

#endif /* ar.h */