wine/windows/driver.c
1998-10-18 11:22:36 +00:00

436 lines
12 KiB
C

/*
* WINE Drivers functions
*
* Copyright 1994 Martin Ayotte
* Copyright 1998 Marcus Meissner
*/
#include "windows.h"
#include "heap.h"
#include "win.h"
#include "callback.h"
#include "driver.h"
#include "module.h"
#include "debug.h"
#include <string.h>
LPDRIVERITEM lpDrvItemList = NULL;
LPDRIVERITEM32A lpDrvItemList32 = NULL;
/**************************************************************************
* LoadStartupDrivers
*/
static void LoadStartupDrivers(void)
{
HDRVR16 hDrv;
char str[256];
LPSTR ptr;
if (GetPrivateProfileString32A( "drivers", NULL, "", str, sizeof(str),
"SYSTEM.INI" ) < 2)
{
ERR( driver,"Can't find drivers section in system.ini\n" );
return;
}
ptr = str;
while (lstrlen32A( ptr ) != 0)
{
TRACE(driver, "str='%s'\n", ptr );
hDrv = OpenDriver16( ptr, "drivers", 0L );
TRACE(driver, "hDrv=%04x\n", hDrv );
ptr += lstrlen32A(ptr) + 1;
}
TRACE(driver, "end of list !\n" );
return;
}
/**************************************************************************
* SendDriverMessage [USER.251]
*/
LRESULT WINAPI SendDriverMessage16(HDRVR16 hDriver, UINT16 msg, LPARAM lParam1,
LPARAM lParam2)
{
LPDRIVERITEM lpdrv;
LRESULT retval;
TRACE(driver, "(%04x, %04X, %08lX, %08lX)\n",
hDriver, msg, lParam1, lParam2 );
lpdrv = (LPDRIVERITEM)GlobalLock16( hDriver );
if (lpdrv == NULL || lpdrv->dis.hDriver != hDriver)
{
GlobalUnlock16( hDriver );
return 0;
}
retval = Callbacks->CallDriverProc( lpdrv->lpDrvProc, 0L /* FIXME */,
hDriver, msg, lParam1, lParam2 );
TRACE(driver, "retval = %ld\n", retval );
GlobalUnlock16( hDriver );
return retval;
}
/**************************************************************************
* SendDriverMessage [WINMM.19]
*/
LRESULT WINAPI SendDriverMessage32(HDRVR32 hDriver, UINT32 msg, LPARAM lParam1,
LPARAM lParam2)
{
LPDRIVERITEM32A lpdrv;
LRESULT retval;
TRACE(driver, "(%04x, %04X, %08lX, %08lX)\n",
hDriver, msg, lParam1, lParam2 );
lpdrv = (LPDRIVERITEM32A)hDriver;
if (!lpdrv)
return 0;
retval = lpdrv->driverproc(lpdrv->dis.hDriver,hDriver,msg,lParam1,lParam2);
TRACE(driver, "retval = %ld\n", retval );
return retval;
}
/**************************************************************************
* OpenDriver [USER.252]
*/
HDRVR16 WINAPI OpenDriver16(
LPCSTR lpDriverName, LPCSTR lpSectionName, LPARAM lParam
) {
HDRVR16 hDrvr;
LPDRIVERITEM lpdrv, lpnewdrv;
char DrvName[128];
TRACE(driver,"('%s', '%s', %08lX);\n",
lpDriverName, lpSectionName, lParam );
if (lpSectionName == NULL) {
lstrcpyn32A(DrvName,lpDriverName,sizeof(DrvName));
FIXME(driver,"sectionname NULL, assuming directfilename (%s)\n",lpDriverName);
} else {
GetPrivateProfileString32A( lpSectionName, lpDriverName, "", DrvName,
sizeof(DrvName), "SYSTEM.INI" );
}
TRACE(driver,"DrvName='%s'\n", DrvName );
if (lstrlen32A(DrvName) < 1) return 0;
lpdrv = lpDrvItemList;
while (lpdrv) /* XXX find it... like this? */
{
if (!strcasecmp( lpDriverName, lpdrv->dis.szAliasName ))
{
lpdrv->count++;
SendDriverMessage16( lpdrv->dis.hDriver, DRV_OPEN, 0L, lParam );
return lpdrv->dis.hDriver;
}
lpdrv = lpdrv->lpNextItem;
}
lpdrv = lpDrvItemList; /* find end of list */
if (lpdrv != NULL)
while (lpdrv->lpNextItem != NULL)
lpdrv = lpdrv->lpNextItem;
hDrvr = GlobalAlloc16( GMEM_MOVEABLE, sizeof(DRIVERITEM) );
lpnewdrv = (LPDRIVERITEM)GlobalLock16( hDrvr );
if (lpnewdrv == NULL) return 0;
lpnewdrv->dis.length = sizeof( DRIVERINFOSTRUCT16 );
lpnewdrv->dis.hModule = LoadModule16( DrvName, (LPVOID)-1 );
if (!lpnewdrv->dis.hModule)
{
GlobalUnlock16( hDrvr );
GlobalFree16( hDrvr );
return 0;
}
lpnewdrv->dis.hDriver = hDrvr;
lstrcpy32A( lpnewdrv->dis.szAliasName, lpDriverName );
lpnewdrv->count = 1;
if (!(lpnewdrv->lpDrvProc = (DRIVERPROC16)WIN32_GetProcAddress16(lpnewdrv->dis.hModule, "DRIVERPROC" )))
{
FreeModule16( lpnewdrv->dis.hModule );
GlobalUnlock16( hDrvr );
GlobalFree16( hDrvr );
return 0;
}
lpnewdrv->lpNextItem = NULL;
if (lpDrvItemList == NULL)
{
lpDrvItemList = lpnewdrv;
lpnewdrv->lpPrevItem = NULL;
}
else
{
lpdrv->lpNextItem = lpnewdrv;
lpnewdrv->lpPrevItem = lpdrv;
}
SendDriverMessage16( hDrvr, DRV_LOAD, 0L, lParam );
SendDriverMessage16( hDrvr, DRV_ENABLE, 0L, lParam );
SendDriverMessage16( hDrvr, DRV_OPEN, 0L, lParam );
TRACE(driver, "hDrvr=%04x loaded !\n", hDrvr );
return hDrvr;
}
/**************************************************************************
* OpenDriver [WINMM.15]
* (0,1,DRV_LOAD ,0 ,0)
* (0,1,DRV_ENABLE,0 ,0)
* (0,1,DRV_OPEN ,buf[256],0)
*/
HDRVR32 WINAPI OpenDriver32A(
LPCSTR lpDriverName, LPCSTR lpSectionName, LPARAM lParam
) {
HDRVR32 hDrvr;
LPDRIVERITEM32A lpdrv, lpnewdrv;
char DrvName[128],*tmpbuf;
TRACE(driver,"('%s', '%s', %08lX);\n",
lpDriverName,lpSectionName,lParam );
if (lpSectionName == NULL) {
lstrcpyn32A(DrvName,lpDriverName,sizeof(DrvName));
FIXME(driver,"sectionname NULL, assuming directfilename (%s)\n",lpDriverName);
} else {
GetPrivateProfileString32A( lpSectionName, lpDriverName, "", DrvName,
sizeof(DrvName), "system.ini" );
}
TRACE(driver,"DrvName='%s'\n", DrvName );
if (lstrlen32A(DrvName) < 1) return 0;
lpdrv = lpDrvItemList32;
while (lpdrv) {
if (!strcasecmp( lpDriverName, lpdrv->dis.szAliasName )) {
lpdrv->count++;
lpdrv->dis.hDriver = SendDriverMessage32( lpdrv->dis.hDriver, DRV_OPEN, ""/*FIXME*/, 0L );
return (HDRVR32)lpdrv;
}
lpdrv = lpdrv->next;
}
hDrvr = (HDRVR32)HeapAlloc(SystemHeap,0, sizeof(DRIVERITEM32A) );
if (!hDrvr) {
ERR(driver,"out of memory");
return 0;
}
lpnewdrv = (DRIVERITEM32A*)hDrvr;
lpnewdrv->dis.length = sizeof( DRIVERINFOSTRUCT32A );
lpnewdrv->dis.hModule = LoadLibrary32A( DrvName );
if (!lpnewdrv->dis.hModule) {
FIXME(driver,"could not load library %s\n",DrvName);
HeapFree( SystemHeap,0,(LPVOID)hDrvr );
return 0;
}
lstrcpy32A( lpnewdrv->dis.szAliasName, lpDriverName );
lpnewdrv->count = 1;
if (!(lpnewdrv->driverproc = (DRIVERPROC32)GetProcAddress32(lpnewdrv->dis.hModule, "DriverProc" )))
{
FIXME(driver,"no 'DriverProc' found in %s\n",DrvName);
FreeModule32( lpnewdrv->dis.hModule );
HeapFree( SystemHeap,0, (LPVOID)hDrvr );
return 0;
}
lpnewdrv->next = lpDrvItemList32;
lpDrvItemList32 = lpnewdrv;
SendDriverMessage32( hDrvr, DRV_LOAD, 0L, lParam );
SendDriverMessage32( hDrvr, DRV_ENABLE, 0L, lParam );
tmpbuf = HeapAlloc(SystemHeap,0,256);
lpnewdrv->dis.hDriver=SendDriverMessage32(hDrvr,DRV_OPEN,tmpbuf,lParam);
HeapFree(SystemHeap,0,tmpbuf);
TRACE(driver, "hDrvr=%04x loaded !\n", hDrvr );
return hDrvr;
}
/**************************************************************************
* OpenDriver [WINMM.15]
*/
HDRVR32 WINAPI OpenDriver32W(
LPCWSTR lpDriverName, LPCWSTR lpSectionName, LPARAM lParam
) {
LPSTR dn = HEAP_strdupWtoA(GetProcessHeap(),0,lpDriverName);
LPSTR sn = HEAP_strdupWtoA(GetProcessHeap(),0,lpSectionName);
HDRVR32 ret = OpenDriver32A(dn,sn,lParam);
if (dn) HeapFree(GetProcessHeap(),0,dn);
if (sn) HeapFree(GetProcessHeap(),0,sn);
return ret;
}
/**************************************************************************
* CloseDriver [USER.253]
*/
LRESULT WINAPI CloseDriver16(HDRVR16 hDrvr, LPARAM lParam1, LPARAM lParam2)
{
LPDRIVERITEM lpdrv;
TRACE(driver, "(%04x, %08lX, %08lX);\n",
hDrvr, lParam1, lParam2 );
lpdrv = (LPDRIVERITEM)GlobalLock16( hDrvr );
if (lpdrv != NULL && lpdrv->dis.hDriver == hDrvr)
{
SendDriverMessage16( hDrvr, DRV_CLOSE, lParam1, lParam2 );
if (--lpdrv->count == 0)
{
SendDriverMessage16( hDrvr, DRV_DISABLE, lParam1, lParam2 );
SendDriverMessage16( hDrvr, DRV_FREE, lParam1, lParam2 );
if (lpdrv->lpPrevItem)
lpdrv->lpPrevItem->lpNextItem = lpdrv->lpNextItem;
else
lpDrvItemList = lpdrv->lpNextItem;
if (lpdrv->lpNextItem)
lpdrv->lpNextItem->lpPrevItem = lpdrv->lpPrevItem;
FreeModule16( lpdrv->dis.hModule );
GlobalUnlock16( hDrvr );
GlobalFree16( hDrvr );
}
TRACE(driver, "hDrvr=%04x closed !\n",
hDrvr );
return TRUE;
}
return FALSE;
}
/**************************************************************************
* GetDriverModuleHandle [USER.254]
*/
HMODULE16 WINAPI GetDriverModuleHandle16(HDRVR16 hDrvr)
{
LPDRIVERITEM lpdrv;
HMODULE16 hModule = 0;
TRACE(driver, "(%04x);\n", hDrvr);
lpdrv = (LPDRIVERITEM)GlobalLock16( hDrvr );
if (lpdrv != NULL && lpdrv->dis.hDriver == hDrvr)
{
hModule = lpdrv->dis.hModule;
GlobalUnlock16( hDrvr );
}
return hModule;
}
/**************************************************************************
* GetDriverModuleHandle [USER.254]
*/
HMODULE32 WINAPI GetDriverModuleHandle32(HDRVR32 hDrvr)
{
LPDRIVERITEM32A lpdrv = (LPDRIVERITEM32A)hDrvr;
TRACE(driver, "(%04x);\n", hDrvr);
if (!lpdrv)
return 0;
return lpdrv->dis.hModule;
}
/**************************************************************************
* DefDriverProc16 [USER.255]
*/
LRESULT WINAPI DefDriverProc16(DWORD dwDevID, HDRVR16 hDriv, UINT16 wMsg,
LPARAM lParam1, LPARAM lParam2)
{
switch(wMsg)
{
case DRV_LOAD:
return (LRESULT)0L;
case DRV_FREE:
return (LRESULT)0L;
case DRV_OPEN:
return (LRESULT)0L;
case DRV_CLOSE:
return (LRESULT)0L;
case DRV_ENABLE:
return (LRESULT)0L;
case DRV_DISABLE:
return (LRESULT)0L;
case DRV_QUERYCONFIGURE:
return (LRESULT)0L;
case DRV_CONFIGURE:
MessageBox16( 0, "Driver isn't configurable !", "Wine Driver", MB_OK );
return (LRESULT)0L;
case DRV_INSTALL:
return (LRESULT)DRVCNF_RESTART;
case DRV_REMOVE:
return (LRESULT)DRVCNF_RESTART;
default:
return (LRESULT)0L;
}
}
/**************************************************************************
* GetDriverInfo [USER.256]
*/
BOOL16 WINAPI GetDriverInfo(HDRVR16 hDrvr, LPDRIVERINFOSTRUCT16 lpDrvInfo)
{
LPDRIVERITEM lpdrv;
TRACE(driver, "(%04x, %p);\n", hDrvr, lpDrvInfo );
if (lpDrvInfo == NULL) return FALSE;
lpdrv = (LPDRIVERITEM)GlobalLock16( hDrvr );
if (lpdrv == NULL) return FALSE;
memcpy( lpDrvInfo, &lpdrv->dis, sizeof(DRIVERINFOSTRUCT16) );
GlobalUnlock16( hDrvr );
return TRUE;
}
/**************************************************************************
* GetNextDriver [USER.257]
*/
HDRVR16 WINAPI GetNextDriver(HDRVR16 hDrvr, DWORD dwFlags)
{
LPDRIVERITEM lpdrv;
HDRVR16 hRetDrv = 0;
TRACE(driver, "(%04x, %08lX);\n", hDrvr, dwFlags );
if (hDrvr == 0)
{
if (lpDrvItemList == NULL)
{
TRACE(driver, "drivers list empty !\n");
LoadStartupDrivers();
if (lpDrvItemList == NULL) return 0;
}
TRACE(driver,"return first %04x !\n",
lpDrvItemList->dis.hDriver );
return lpDrvItemList->dis.hDriver;
}
lpdrv = (LPDRIVERITEM)GlobalLock16( hDrvr );
if (lpdrv != NULL)
{
if (dwFlags & GND_REVERSE)
{
if (lpdrv->lpPrevItem)
hRetDrv = lpdrv->lpPrevItem->dis.hDriver;
}
else
{
if (lpdrv->lpNextItem)
hRetDrv = lpdrv->lpNextItem->dis.hDriver;
}
GlobalUnlock16( hDrvr );
}
TRACE(driver, "return %04x !\n", hRetDrv );
return hRetDrv;
}