sys/arch/pmax/test/coff.c

   1 /*
   2  * Copyright (c) 1992 Regents of the University of California.
   3  * All rights reserved.
   4  *
   5  * This code is derived from software contributed to Berkeley by
   6  * Ralph Campbell.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  * 3. All advertising materials mentioning features or use of this software
  17  *    must display the following acknowledgement:
  18  *      This product includes software developed by the University of
  19  *      California, Berkeley and its contributors.
  20  * 4. Neither the name of the University nor the names of its contributors
  21  *    may be used to endorse or promote products derived from this software
  22  *    without specific prior written permission.
  23  *
  24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  34  * SUCH DAMAGE.
  35  *
  36  * from: @(#)coff.c     7.1 (Berkeley) 1/7/92
  37  * $Id: coff.c,v 1.1 1993/10/12 03:22:50 deraadt Exp $
  38  */
  39
  40 #define COFF
  41 #include <sys/exec.h>
  42
  43 /*
  44  * Print header info for coff files.
  45  */
  46 void
  47 main(argc, argv)
  48         int argc;
  49         char **argv;
  50 {
  51         register struct devices *dp;
  52         register int fd, i, n;
  53         char *fname;
  54         struct exec aout;
  55
  56         if (argc < 2) {
  57                 printf("usage: %s <file>\n");
  58                 goto err;
  59         }
  60         if ((fd = open(fname = argv[1], 0)) < 0)
  61                 goto err;
  62
  63         /* read the COFF header */
  64         i = read(fd, (char *)&aout, sizeof(aout));
  65         if (i != sizeof(aout)) {
  66                 printf("No a.out header\n");
  67                 goto cerr;
  68         }
  69         printf("HDR: magic 0x%x(0%o) nsec %d nsym %d optheader %d textoff %x\n",
  70                 aout.ex_fhdr.magic,
  71                 aout.ex_fhdr.magic,
  72                 aout.ex_fhdr.numSections,
  73                 aout.ex_fhdr.numSyms,
  74                 aout.ex_fhdr.optHeader,
  75                 N_TXTOFF(aout));
  76         printf("A.out: magic 0x%x(0%o) ver %d entry %x gprM %x gpV %x\n",
  77                 aout.ex_aout.magic,
  78                 aout.ex_aout.magic,
  79                 aout.ex_aout.verStamp,
  80                 aout.ex_aout.entry,
  81                 aout.ex_aout.gprMask,
  82                 aout.ex_aout.gpValue);
  83         printf("\tstart %x,%x,%x size %d+%d+%d\n",
  84                 aout.ex_aout.codeStart,
  85                 aout.ex_aout.heapStart,
  86                 aout.ex_aout.bssStart,
  87                 aout.ex_aout.codeSize,
  88                 aout.ex_aout.heapSize,
  89                 aout.ex_aout.bssSize);
  90
  91 cerr:
  92         close(fd);
  93 err:
  94         exit(0);
  95 }