tools/winedump/ne.c

   1 /*
   2  * Dumping of NE binaries
   3  *
   4  * Copyright 2002 Alexandre Julliard
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include <fcntl.h>
  22 #include <stdio.h>
  23 #include <unistd.h>
  24
  25 #include "winnt.h"
  26 #include "winbase.h"
  27 #include "wine/winbase16.h"
  28 #include "winedump.h"
  29
  30 static void dump_ne_header( const IMAGE_OS2_HEADER *ne )
  31 {
  32     printf( "File header:\n" );
  33     printf( "Linker version:      %d.%d\n", ne->ne_ver, ne->ne_rev );
  34     printf( "Entry table:         %x len %d\n", ne->ne_enttab, ne->ne_cbenttab );
  35     printf( "Checksum:            %08lx\n", ne->ne_crc );
  36     printf( "Flags:               %04x\n", ne->ne_flags );
  37     printf( "Auto data segment:   %x\n", ne->ne_autodata );
  38     printf( "Heap size:           %d bytes\n", ne->ne_heap );
  39     printf( "Stack size:          %d bytes\n", ne->ne_stack );
  40     printf( "Stack pointer:       %x:%04x\n", SELECTOROF(ne->ne_sssp), OFFSETOF(ne->ne_sssp) );
  41     printf( "Entry point:         %x:%04x\n", SELECTOROF(ne->ne_csip), OFFSETOF(ne->ne_csip) );
  42     printf( "Number of segments:  %d\n", ne->ne_cseg );
  43     printf( "Number of modrefs:   %d\n", ne->ne_cmod );
  44     printf( "Segment table:       %x\n", ne->ne_segtab );
  45     printf( "Resource table:      %x\n", ne->ne_rsrctab );
  46     printf( "Resident name table: %x\n", ne->ne_restab );
  47     printf( "Module table:        %x\n", ne->ne_modtab );
  48     printf( "Import table:        %x\n", ne->ne_imptab );
  49     printf( "Non-resident table:  %lx\n", ne->ne_nrestab );
  50     printf( "Exe type:            %x\n", ne->ne_exetyp );
  51     printf( "Other flags:         %x\n", ne->ne_flagsothers );
  52     printf( "Fast load area:      %x-%x\n", ne->ne_pretthunks << ne->ne_align,
  53             (ne->ne_pretthunks+ne->ne_psegrefbytes) << ne->ne_align );
  54     printf( "Expected version:    %d.%d\n", HIBYTE(ne->ne_expver), LOBYTE(ne->ne_expver) );
  55 }
  56
  57 static const char *get_resource_type( WORD id )
  58 {
  59     static char buffer[5];
  60     switch(id)
  61     {
  62     case NE_RSCTYPE_CURSOR: return "CURSOR";
  63     case NE_RSCTYPE_BITMAP: return "BITMAP";
  64     case NE_RSCTYPE_ICON: return "ICON";
  65     case NE_RSCTYPE_MENU: return "MENU";
  66     case NE_RSCTYPE_DIALOG: return "DIALOG";
  67     case NE_RSCTYPE_STRING: return "STRING";
  68     case NE_RSCTYPE_FONTDIR: return "FONTDIR";
  69     case NE_RSCTYPE_FONT: return "FONT";
  70     case NE_RSCTYPE_ACCELERATOR: return "ACCELERATOR";
  71     case NE_RSCTYPE_RCDATA: return "RCDATA";
  72     case NE_RSCTYPE_GROUP_CURSOR: return "CURSOR_GROUP";
  73     case NE_RSCTYPE_GROUP_ICON: return "ICON_GROUP";
  74     default:
  75         sprintf( buffer, "%04x", id );
  76         return buffer;
  77     }
  78 }
  79
  80 static void dump_ne_resources( const void *base, const IMAGE_OS2_HEADER *ne )
  81 {
  82     NE_NAMEINFO *name;
  83     const void *res_ptr = (char *)ne + ne->ne_rsrctab;
  84     WORD size_shift = *(WORD *)res_ptr;
  85     NE_TYPEINFO *info = (NE_TYPEINFO *)((WORD *)res_ptr + 1);
  86     int count;
  87
  88     printf( "\nResources:\n" );
  89     while (info->type_id != 0 && (char *)info < (char *)ne + ne->ne_restab)
  90     {
  91         name = (NE_NAMEINFO *)(info + 1);
  92         for (count = info->count; count > 0; count--, name++)
  93         {
  94             if (name->id & 0x8000) printf( "  %d", (name->id & ~0x8000) );
  95             else printf( "  %.*s", *((unsigned char *)res_ptr + name->id),
  96                          (char *)res_ptr + name->id + 1 );
  97             if (info->type_id & 0x8000) printf( " %s\n", get_resource_type(info->type_id) );
  98             else printf( " %.*s\n", *((unsigned char *)res_ptr + info->type_id),
  99                          (char *)res_ptr + info->type_id + 1 );
 100             dump_data( (unsigned char *)base + (name->offset << size_shift),
 101                        name->length << size_shift, "    " );
 102         }
 103         info = (NE_TYPEINFO *)name;
 104     }
 105 }
 106
 107 void ne_dump( const void *exe, size_t exe_size )
 108 {
 109     const IMAGE_DOS_HEADER *dos = exe;
 110     const IMAGE_OS2_HEADER *ne = (IMAGE_OS2_HEADER *)((char *)dos + dos->e_lfanew);
 111
 112     dump_ne_header( ne );
 113     dump_ne_resources( exe, ne );
 114 }