Support execution of pif files.

This commit is contained in:
Rein Klazes 2005-03-07 19:24:43 +00:00 committed by Alexandre Julliard
parent 9bcdd7ca19
commit 0ed059cd77
4 changed files with 233 additions and 7 deletions

View File

@ -1827,7 +1827,7 @@ HINSTANCE16 WINAPI WinExec16( LPCSTR lpCmdLine, UINT16 nCmdShow )
HeapFree( GetProcessHeap(), 0, cmdline );
if (name != lpCmdLine) HeapFree( GetProcessHeap(), 0, name );
if (ret == 21) /* 32-bit module */
if (ret == 21 || ret == 11) /* 32-bit module or unknown executable*/
{
DWORD count;
ReleaseThunkLock( &count );

View File

@ -82,6 +82,7 @@ const WCHAR *DIR_System = NULL;
static const WCHAR comW[] = {'.','c','o','m',0};
static const WCHAR batW[] = {'.','b','a','t',0};
static const WCHAR pifW[] = {'.','p','i','f',0};
static const WCHAR winevdmW[] = {'w','i','n','e','v','d','m','.','e','x','e',0};
extern void SHELL_LoadRegistry(void);
@ -1952,7 +1953,7 @@ BOOL WINAPI CreateProcessW( LPCWSTR app_name, LPWSTR cmd_line, LPSECURITY_ATTRIB
/* check for .com or .bat extension */
if ((p = strrchrW( name, '.' )))
{
if (!strcmpiW( p, comW ))
if (!strcmpiW( p, comW ) || !strcmpiW( p, pifW ))
{
TRACE( "starting %s as DOS binary\n", debugstr_w(name) );
retv = create_vdm_process( name, tidy_cmdline, envW, cur_dir, process_attr, thread_attr,

View File

@ -4,7 +4,7 @@ SRCDIR = @srcdir@
VPATH = @srcdir@
MODULE = winevdm.exe
APPMODE = -mconsole
IMPORTS = winedos kernel32
IMPORTS = winedos user32 kernel32
C_SRCS = \
winevdm.c

View File

@ -19,11 +19,13 @@
*/
#include <stdarg.h>
#include <stdio.h>
#include "windef.h"
#include "winbase.h"
#include "wine/winbase16.h"
#include "winuser.h"
#include "wincon.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(winevdm);
@ -31,6 +33,223 @@ WINE_DEFAULT_DEBUG_CHANNEL(winevdm);
extern void WINAPI wine_load_dos_exe( LPCSTR filename, LPCSTR cmdline );
/*** PIF file structures ***/
#include "pshpack1.h"
/* header of a PIF file */
typedef struct {
BYTE unk1[2]; /* 0x00 */
CHAR windowtitle[ 30 ]; /* 0x02 seems to be padded with blanks*/
WORD memmax; /* 0x20 */
WORD memmin; /* 0x22 */
CHAR program[63]; /* 0x24 seems to be zero terminated */
BYTE hdrflags1; /* 0x63 various flags:
* 02 286: text mode selected
* 10 close window at exit
*/
BYTE startdrive; /* 0x64 */
char startdir[64]; /* 0x65 */
char optparams[64]; /* 0xa5 seems to be zero terminated */
BYTE videomode; /* 0xe5 */
BYTE unkn2; /* 0xe6 ?*/
BYTE irqlow; /* 0xe7 */
BYTE irqhigh; /* 0xe8 */
BYTE rows; /* 0xe9 */
BYTE cols; /* 0xea */
BYTE winY; /* 0xeb */
BYTE winX; /* 0xec */
WORD unkn3; /* 0xed 7??? */
CHAR unkn4[64]; /* 0xef */
CHAR unkn5[64]; /* 0x12f */
BYTE hdrflags2; /* 0x16f */
BYTE hdrflags3; /* 0x170 */
} pifhead_t;
/* record header: present on every record */
typedef struct {
CHAR recordname[16]; /* zero terminated */
WORD posofnextrecord; /* file offset, 0xffff if last */
WORD startofdata; /* file offset */
WORD sizeofdata; /* data is expected to follow directly */
} recordhead_t;
/* 386 -enhanced mode- record */
typedef struct {
WORD memmax; /* memory desired, overrides the pif header*/
WORD memmin; /* memory required, overrides the pif header*/
WORD prifg; /* foreground priority */
WORD pribg; /* background priority */
WORD emsmax; /* EMS memory limit */
WORD emsmin; /* EMS memory required */
WORD xmsmax; /* XMS memory limit */
WORD xmsmin; /* XMS memory required */
WORD optflags; /* option flags:
* 0008 full screen
* 0004 exclusive
* 0002 background
* 0001 close when active
*/
WORD memflags; /* various memory flags*/
WORD videoflags; /* video flags:
* 0010 text
* 0020 med. res. graphics
* 0040 hi. res. graphics
*/
WORD hotkey[9]; /* Hot key info */
CHAR optparams[64]; /* optional params, replaces those in the pif header */
} pif386rec_t;
#include "poppack.h"
/***********************************************************************
* read_pif_file
*pif386rec_tu
* Read a pif file and return the header and possibly the 286 (real mode)
* record or 386 (enhanced mode) record. Returns FALSE if the file is
* invalid otherwise TRUE.
*/
static BOOL read_pif_file( HANDLE hFile, char *progname, char *title,
char *optparams, char *startdir, int *closeonexit, int *textmode)
{
DWORD nread;
LARGE_INTEGER filesize;
recordhead_t rhead;
BOOL found386rec = FALSE;
pif386rec_t pif386rec;
pifhead_t pifheader;
if( !GetFileSizeEx( hFile, &filesize) ||
filesize.QuadPart < (sizeof(pifhead_t) + sizeof(recordhead_t))) {
WINE_ERR("Invalid pif file: size error %d must be >= %d\n",
(int)filesize.QuadPart,
(sizeof(pifhead_t) + sizeof(recordhead_t)));
return FALSE;
}
SetFilePointer( hFile, 0, NULL, FILE_BEGIN);
if( !ReadFile( hFile, &pifheader, sizeof(pifhead_t), &nread, NULL))
return FALSE;
WINE_TRACE("header: program %s title %s startdir %s params %s\n",
wine_dbgstr_a(pifheader.program),
wine_dbgstr_an(pifheader.windowtitle, sizeof(pifheader.windowtitle)),
wine_dbgstr_a(pifheader.startdir),
wine_dbgstr_a(pifheader.optparams));
WINE_TRACE("header: memory req'd %d desr'd %d drive %d videomode %d\n",
pifheader.memmin, pifheader.memmax, pifheader.startdrive,
pifheader.videomode);
WINE_TRACE("header: flags 0x%x 0x%x 0x%x\n",
pifheader.hdrflags1, pifheader.hdrflags2, pifheader.hdrflags3);
ReadFile( hFile, &rhead, sizeof(recordhead_t), &nread, NULL);
if( strncmp( rhead.recordname, "MICROSOFT PIFEX", 15)) {
WINE_ERR("Invalid pif file: magic string not found\n");
return FALSE;
}
/* now process the following records */
while( 1) {
WORD nextrecord = rhead.posofnextrecord;
if( (nextrecord & 0x8000) ||
filesize.QuadPart <( nextrecord + sizeof(recordhead_t))) break;
if( !SetFilePointer( hFile, nextrecord, NULL, FILE_BEGIN) ||
!ReadFile( hFile, &rhead, sizeof(recordhead_t), &nread, NULL))
return FALSE;
if( !rhead.recordname[0]) continue; /* deleted record */
WINE_TRACE("reading record %s size %d next 0x%x\n",
wine_dbgstr_a(rhead.recordname), rhead.sizeofdata,
rhead.posofnextrecord );
if( !strncmp( rhead.recordname, "WINDOWS 386", 11)) {
found386rec = TRUE;
ReadFile( hFile, &pif386rec, sizeof(pif386rec_t), &nread, NULL);
WINE_TRACE("386rec: memory req'd %d des'd %d EMS req'd %d des'd %d XMS req'd %d des'd %d\n",
pif386rec.memmin, pif386rec.memmax,
pif386rec.emsmin, pif386rec.emsmax,
pif386rec.xmsmin, pif386rec.xmsmax);
WINE_TRACE("386rec: option 0x%x memory 0x%x video 0x%x \n",
pif386rec.optflags, pif386rec.memflags,
pif386rec.videoflags);
WINE_TRACE("386rec: optional parameters %s\n",
wine_dbgstr_a(pif386rec.optparams));
}
}
/* prepare the return data */
strncpy( progname, pifheader.program, sizeof(pifheader.program));
memcpy( title, pifheader.windowtitle, sizeof(pifheader.windowtitle));
title[ sizeof(pifheader.windowtitle) ] = '\0';
if( found386rec)
strncpy( optparams, pif386rec.optparams, sizeof( pif386rec.optparams));
else
strncpy( optparams, pifheader.optparams, sizeof(pifheader.optparams));
strncpy( startdir, pifheader.startdir, sizeof(pifheader.startdir));
*closeonexit = pifheader.hdrflags1 & 0x10;
*textmode = found386rec ? pif386rec.videoflags & 0x0010
: pifheader.hdrflags1 & 0x0002;
return TRUE;
}
/***********************************************************************
* pif_cmd
*
* execute a pif file.
*/
static VOID pif_cmd( char *filename, char *cmdline)
{
HANDLE hFile;
char progpath[MAX_PATH];
char buf[128];
char progname[64];
char title[31];
char optparams[64];
char startdir[64];
char *p;
int closeonexit;
int textmode;
if( (hFile = CreateFileA( filename, GENERIC_READ, FILE_SHARE_READ,
NULL, OPEN_EXISTING, 0, 0 )) == INVALID_HANDLE_VALUE)
{
WINE_ERR("open file %s failed\n", wine_dbgstr_a(filename));
return;
}
if( !read_pif_file( hFile, progname, title, optparams, startdir,
&closeonexit, &textmode)) {
WINE_ERR( "failed to read %s\n", wine_dbgstr_a(filename));
CloseHandle( hFile);
sprintf( buf, "%s\nInvalid file format. Check your pif file.",
filename);
MessageBoxA( NULL, buf, "16 bit DOS subsystem", MB_OK|MB_ICONWARNING);
SetLastError( ERROR_BAD_FORMAT);
return;
}
CloseHandle( hFile);
if( (p = strrchr( progname, '.')) && !strcasecmp( p, ".bat"))
WINE_FIXME(".bat programs in pif files are not supported.\n");
/* first change dir, so the search below can start from there */
if( startdir[0] && !SetCurrentDirectory( startdir)) {
WINE_ERR("Cannot change directory %s\n", wine_dbgstr_a( startdir));
sprintf( buf, "%s\nInvalid startup directory. Check your pif file.",
filename);
MessageBoxA( NULL, buf, "16 bit DOS subsystem", MB_OK|MB_ICONWARNING);
}
/* search for the program */
if( !SearchPathA( NULL, progname, NULL, MAX_PATH, progpath, NULL )) {
sprintf( buf, "%s\nInvalid program file name. Check your pif file.",
filename);
MessageBoxA( NULL, buf, "16 bit DOS subsystem", MB_OK|MB_ICONERROR);
SetLastError( ERROR_FILE_NOT_FOUND);
return;
}
if( textmode)
if( AllocConsole())
SetConsoleTitleA( title) ;
/* if no arguments on the commandline, use them from the pif file */
if( !cmdline[0] && optparams[0])
cmdline = optparams;
/* FIXME: do something with:
* - close on exit
* - graphic modes
* - hot key's
* - etc.
*/
wine_load_dos_exe( progpath, cmdline );
return;
}
/***********************************************************************
* build_command_line
*
@ -164,6 +383,7 @@ int main( int argc, char *argv[] )
char buffer[MAX_PATH];
STARTUPINFOA info;
char *cmdline, *appname, **first_arg;
char *p;
if (!argv[1]) usage();
@ -217,8 +437,13 @@ int main( int argc, char *argv[] )
if ((instance = LoadModule16( appname, &params )) < 32)
{
if (instance == 11) /* try DOS format */
if (instance == 11)
{
/* first see if it is a .pif file */
if( ( p = strrchr( appname, '.' )) && !strcasecmp( p, ".pif"))
pif_cmd( appname, cmdline + 1);
else
/* try DOS format */
/* loader expects arguments to be regular C strings */
wine_load_dos_exe( appname, cmdline + 1 );
/* if we get back here it failed */
@ -229,7 +454,7 @@ int main( int argc, char *argv[] )
switch (instance)
{
case 2: WINE_MESSAGE("file not found\n" ); break;
case 11: WINE_MESSAGE("invalid exe file\n" ); break;
case 11: WINE_MESSAGE("invalid program file\n" ); break;
default: WINE_MESSAGE("error=%d\n", instance ); break;
}
ExitProcess(instance);