source: trunk/minix/commands/autil/rd_arhdr.c@ 15

/* $Id: rd_arhdr.c,v 1.1 2005/06/23 09:50:54 philip Exp $ */
/*
 * (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
 * See the copyright notice in the ACK home directory, in the file "Copyright".
 */
#include "obj.h"

int
rd_arhdr(fd, arhdr)
        register struct ar_hdr  *arhdr;
{
        char buf[AR_TOTAL];
        register char *c = buf;
        register char *p = arhdr->ar_name;
        register int i;

        i = read(fd, c, AR_TOTAL);
        if (i == 0) return 0;
        if (i != AR_TOTAL) {
                rd_fatal();
        }
        i = 14;
        while (i--) {
                *p++ = *c++;
        }
        arhdr->ar_date = ((long) get2(c)) << 16; c += 2;
        arhdr->ar_date |= ((long) get2(c)) & 0xffff; c += 2;
        arhdr->ar_uid = *c++;
        arhdr->ar_gid = *c++;
        arhdr->ar_mode = get2(c); c += 2;
        arhdr->ar_size = (long) get2(c) << 16; c += 2;
        arhdr->ar_size |= (long) get2(c) & 0xffff;
        return 1;
}