wine/tools/winedump/ne.c

240 lines
7.9 KiB
C

/*
* Dumping of NE binaries
*
* Copyright 2002 Alexandre Julliard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include "wine/port.h"
#include <fcntl.h>
#include <stdarg.h>
#include <stdio.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include "windef.h"
#include "winbase.h"
#include "wine/winbase16.h"
#include "winedump.h"
static inline WORD get_word( const BYTE *ptr )
{
return ptr[0] | (ptr[1] << 8);
}
static void dump_ne_header( const IMAGE_OS2_HEADER *ne )
{
printf( "File header:\n" );
printf( "Linker version: %d.%d\n", ne->ne_ver, ne->ne_rev );
printf( "Entry table: %x len %d\n", ne->ne_enttab, ne->ne_cbenttab );
printf( "Checksum: %08lx\n", ne->ne_crc );
printf( "Flags: %04x\n", ne->ne_flags );
printf( "Auto data segment: %x\n", ne->ne_autodata );
printf( "Heap size: %d bytes\n", ne->ne_heap );
printf( "Stack size: %d bytes\n", ne->ne_stack );
printf( "Stack pointer: %x:%04x\n", SELECTOROF(ne->ne_sssp), OFFSETOF(ne->ne_sssp) );
printf( "Entry point: %x:%04x\n", SELECTOROF(ne->ne_csip), OFFSETOF(ne->ne_csip) );
printf( "Number of segments: %d\n", ne->ne_cseg );
printf( "Number of modrefs: %d\n", ne->ne_cmod );
printf( "Segment table: %x\n", ne->ne_segtab );
printf( "Resource table: %x\n", ne->ne_rsrctab );
printf( "Resident name table: %x\n", ne->ne_restab );
printf( "Module table: %x\n", ne->ne_modtab );
printf( "Import table: %x\n", ne->ne_imptab );
printf( "Non-resident table: %lx\n", ne->ne_nrestab );
printf( "Exe type: %x\n", ne->ne_exetyp );
printf( "Other flags: %x\n", ne->ne_flagsothers );
printf( "Fast load area: %x-%x\n", ne->ne_pretthunks << ne->ne_align,
(ne->ne_pretthunks+ne->ne_psegrefbytes) << ne->ne_align );
printf( "Expected version: %d.%d\n", HIBYTE(ne->ne_expver), LOBYTE(ne->ne_expver) );
}
static void dump_ne_names( const void *base, const IMAGE_OS2_HEADER *ne )
{
char *pstr = (char *)ne + ne->ne_restab;
printf( "\nResident name table:\n" );
while (*pstr)
{
printf( " %4d: %*.*s\n", get_word(pstr + *pstr + 1), *pstr, *pstr, pstr + 1 );
pstr += *pstr + 1 + sizeof(WORD);
}
if (ne->ne_cbnrestab)
{
printf( "\nNon-resident name table:\n" );
pstr = (char *)base + ne->ne_nrestab;
while (*pstr)
{
printf( " %4d: %*.*s\n", get_word(pstr + *pstr + 1), *pstr, *pstr, pstr + 1 );
pstr += *pstr + 1 + sizeof(WORD);
}
}
}
static const char *get_resource_type( WORD id )
{
static char buffer[5];
switch(id)
{
case NE_RSCTYPE_CURSOR: return "CURSOR";
case NE_RSCTYPE_BITMAP: return "BITMAP";
case NE_RSCTYPE_ICON: return "ICON";
case NE_RSCTYPE_MENU: return "MENU";
case NE_RSCTYPE_DIALOG: return "DIALOG";
case NE_RSCTYPE_STRING: return "STRING";
case NE_RSCTYPE_FONTDIR: return "FONTDIR";
case NE_RSCTYPE_FONT: return "FONT";
case NE_RSCTYPE_ACCELERATOR: return "ACCELERATOR";
case NE_RSCTYPE_RCDATA: return "RCDATA";
case NE_RSCTYPE_GROUP_CURSOR: return "CURSOR_GROUP";
case NE_RSCTYPE_GROUP_ICON: return "ICON_GROUP";
default:
sprintf( buffer, "%04x", id );
return buffer;
}
}
static void dump_ne_resources( const void *base, const IMAGE_OS2_HEADER *ne )
{
NE_NAMEINFO *name;
const void *res_ptr = (char *)ne + ne->ne_rsrctab;
WORD size_shift = get_word(res_ptr);
NE_TYPEINFO *info = (NE_TYPEINFO *)((WORD *)res_ptr + 1);
int count;
printf( "\nResources:\n" );
while (info->type_id != 0 && (char *)info < (char *)ne + ne->ne_restab)
{
name = (NE_NAMEINFO *)(info + 1);
for (count = info->count; count > 0; count--, name++)
{
if (name->id & 0x8000) printf( " %d", (name->id & ~0x8000) );
else printf( " %.*s", *((unsigned char *)res_ptr + name->id),
(char *)res_ptr + name->id + 1 );
if (info->type_id & 0x8000) printf( " %s\n", get_resource_type(info->type_id) );
else printf( " %.*s\n", *((unsigned char *)res_ptr + info->type_id),
(char *)res_ptr + info->type_id + 1 );
dump_data( (unsigned char *)base + (name->offset << size_shift),
name->length << size_shift, " " );
}
info = (NE_TYPEINFO *)name;
}
}
static const char *get_export_name( const void *base, const IMAGE_OS2_HEADER *ne, int ordinal )
{
static char name[256];
BYTE *pstr;
int pass = 0;
/* search the resident names */
while (pass < 2)
{
if (pass == 0) /* resident names */
{
pstr = (BYTE *)ne + ne->ne_restab;
if (*pstr) pstr += *pstr + 1 + sizeof(WORD); /* skip first entry (module name) */
}
else /* non-resident names */
{
if (!ne->ne_cbnrestab) break;
pstr = (BYTE *)base + ne->ne_nrestab;
}
while (*pstr)
{
WORD ord = get_word(pstr + *pstr + 1);
if (ord == ordinal)
{
memcpy( name, pstr + 1, *pstr );
name[*pstr] = 0;
return name;
}
pstr += *pstr + 1 + sizeof(WORD);
}
pass++;
}
name[0] = 0;
return name;
}
static void dump_ne_exports( const void *base, const IMAGE_OS2_HEADER *ne )
{
BYTE *ptr = (BYTE *)ne + ne->ne_enttab;
BYTE *end = ptr + ne->ne_cbenttab;
int i, ordinal = 1;
if (!ne->ne_cbenttab || !*ptr) return;
printf( "\nExported entry points:\n" );
while (ptr < end && *ptr)
{
BYTE count = *ptr++;
BYTE type = *ptr++;
switch(type)
{
case 0: /* next bundle */
ordinal += count;
break;
case 0xff: /* movable */
for (i = 0; i < count; i++)
{
printf( " %4d MOVABLE %d:%04x %s\n",
ordinal + i, ptr[3], get_word(ptr + 4),
get_export_name( base, ne, ordinal + i ) );
ptr += 6;
}
ordinal += count;
break;
case 0xfe: /* constant */
for (i = 0; i < count; i++)
{
printf( " %4d CONST %04x %s\n",
ordinal + i, get_word(ptr + 1),
get_export_name( base, ne, ordinal + i ) );
ptr += 3;
}
ordinal += count;
break;
default: /* fixed */
for (i = 0; i < count; i++)
{
printf( " %4d FIXED %d:%04x %s\n",
ordinal + i, type, get_word(ptr + 1),
get_export_name( base, ne, ordinal + i ) );
ptr += 3;
}
ordinal += count;
break;
}
}
}
void ne_dump( const void *exe, size_t exe_size )
{
const IMAGE_DOS_HEADER *dos = exe;
const IMAGE_OS2_HEADER *ne = (IMAGE_OS2_HEADER *)((char *)dos + dos->e_lfanew);
dump_ne_header( ne );
dump_ne_names( exe, ne );
dump_ne_resources( exe, ne );
dump_ne_exports( exe, ne );
}