wine/tools/winedump/emf.c
Eric Pouech c4dc400a88 winedump: Dump the EMF files as any other file types.
Internally, make use of the PRD function for checking available file ranges.
2006-11-30 12:47:16 +01:00

130 lines
3.0 KiB
C

/*
* Dump an Enhanced Meta File
*
* Copyright 2005 Mike McCormack
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#include "winedump.h"
#include <stdio.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#include <fcntl.h>
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
static unsigned int read_int(const unsigned char *buffer)
{
return buffer[0]
+ (buffer[1]<<8)
+ (buffer[2]<<16)
+ (buffer[3]<<24);
}
#define EMRCASE(x) case x: printf("%-20s %08x\n", #x, length); break
static unsigned offset = 0;
static int dump_emfrecord(void)
{
const unsigned char* ptr;
unsigned int type, length, i;
ptr = PRD(offset, 8);
if (!ptr) return -1;
type = read_int(ptr);
length = read_int(ptr + 4);
switch(type)
{
EMRCASE(EMR_HEADER);
EMRCASE(EMR_POLYGON);
EMRCASE(EMR_POLYLINE);
EMRCASE(EMR_SETWINDOWEXTEX);
EMRCASE(EMR_SETWINDOWORGEX);
EMRCASE(EMR_SETVIEWPORTEXTEX);
EMRCASE(EMR_EOF);
EMRCASE(EMR_SETMAPMODE);
EMRCASE(EMR_SETPOLYFILLMODE);
EMRCASE(EMR_SETROP2);
EMRCASE(EMR_SCALEWINDOWEXTEX);
EMRCASE(EMR_SAVEDC);
EMRCASE(EMR_SELECTOBJECT);
EMRCASE(EMR_CREATEPEN);
EMRCASE(EMR_CREATEBRUSHINDIRECT);
EMRCASE(EMR_DELETEOBJECT);
EMRCASE(EMR_RECTANGLE);
EMRCASE(EMR_SELECTPALETTE);
EMRCASE(EMR_GDICOMMENT);
EMRCASE(EMR_EXTSELECTCLIPRGN);
EMRCASE(EMR_EXTCREATEFONTINDIRECTW);
EMRCASE(EMR_EXTTEXTOUTW);
EMRCASE(EMR_POLYGON16);
EMRCASE(EMR_POLYLINE16);
default:
printf("%08x %08x\n",type,length);
break;
}
if ( (length < 8) || (length % 4) )
return -1;
length -= 8;
offset += 8;
for(i=0; i<length; i+=4)
{
if (i%16 == 0)
printf(" ");
if (!(ptr = PRD(offset, 4))) return -1;
offset += 4;
printf("%08x ", read_int(ptr));
if ( (i % 16 == 12) || (i + 4 == length))
printf("\n");
}
return 0;
}
enum FileSig get_kind_emf(void)
{
const ENHMETAHEADER* hdr;
hdr = PRD(0, sizeof(*hdr));
if (hdr && hdr->iType == EMR_HEADER && hdr->dSignature == ENHMETA_SIGNATURE)
return SIG_EMF;
return SIG_UNKNOWN;
}
void emf_dump(void)
{
offset = 0;
while (!dump_emfrecord());
}