loader/dump.c

   1 #ifndef WINELIB
   2 /*
   3 static char RCSId[] = "$Id: dump.c,v 1.2 1993/07/04 04:04:21 root Exp root $";
   4 static char Copyright[] = "Copyright  Robert J. Amstadt, 1993";
   5 */
   6 #include <stdio.h>
   7 #include <stdlib.h>
   8 #include <sys/types.h>
   9 #include <sys/stat.h>
  10 #include <fcntl.h>
  11 #include <unistd.h>
  12 #ifdef linux
  13 #include <linux/unistd.h>
  14 #include <linux/head.h>
  15 #include <linux/ldt.h>
  16 #endif
  17 #include <errno.h>
  18 #include "neexe.h"
  19 #include "prototypes.h"
  20
  21 /**********************************************************************
  22  *                                      PrintFileHeader
  23  */
  24 void
  25 PrintFileHeader(struct ne_header_s *ne_header)
  26 {
  27     printf("ne_header: %c%c\n",
  28            ne_header->ne_magic & 0xff,
  29            ne_header->ne_magic >> 8 );
  30     printf("linker version: %d.%d\n", ne_header->linker_version,
  31            ne_header->linker_revision);
  32     printf("format flags: %04x\n", ne_header->format_flags);
  33     printf("automatic data segment: %04x\n", ne_header->auto_data_seg);
  34     printf("CS:IP  %04x:%04x\n", ne_header->cs, ne_header->ip);
  35     printf("SS:SP  %04x:%04x\n", ne_header->ss, ne_header->sp);
  36     printf("additional flags: %02x\n", ne_header->additional_flags);
  37     printf("operating system: %02x\n", ne_header->operating_system);
  38     printf("fast load offset: %04x\n", ne_header->fastload_offset);
  39     printf("fast load length: %04x\n", ne_header->fastload_length);
  40 }
  41 \f
  42 /**********************************************************************
  43  *                                      PrintRelocationTable
  44  */
  45 void
  46 PrintRelocationTable(char *exe_ptr,
  47                      struct ne_segment_table_entry_s *seg_entry_p,
  48                      int segment)
  49 {
  50     struct relocation_entry_s *rep;
  51     int i;
  52     int offset;
  53     u_short n_entries, *sp;
  54
  55     printf("RELOCATION TABLE %d:\n", segment + 1);
  56
  57     if (seg_entry_p->seg_data_offset == 0)
  58         return;
  59
  60     offset = seg_entry_p->seg_data_length;
  61     if (offset == 0)
  62         offset = 0x10000;
  63
  64     sp = (u_short *) (exe_ptr + seg_entry_p->seg_data_offset * 512 + offset);
  65     n_entries = *sp;
  66
  67     rep = (struct relocation_entry_s *) (sp + 1);
  68     for (i = 0; i < n_entries; i++, rep++)
  69     {
  70         printf("  ADDR TYPE %d,  TYPE %d,  OFFSET %04x,",
  71                rep->address_type, rep->relocation_type, rep->offset);
  72         printf("TARGET %04x %04x\n", rep->target1, rep->target2);
  73     }
  74 }
  75 #endif /* ifndef WINELIB */