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/*
* MMSYSTEM MCI and low level mapping functions
*
* Copyright 1999 Eric Pouech
*
* 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 <string.h>
#include <stdarg.h>
#include <stdio.h>
#include <assert.h>
#include "wine/winbase16.h"
#include "windef.h"
#include "winbase.h"
#include "wownt32.h"
#include "winemm16.h"
#include "digitalv.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(winmm);
/* =================================
* A U X M A P P E R S
* ================================= */
/* =================================
* M I X E R M A P P E R S
* ================================= */
/**************************************************************************
* MMSYSTDRV_Mixer_Map16To32W [internal]
*/
static MMSYSTEM_MapType MMSYSTDRV_Mixer_Map16To32W (UINT wMsg, DWORD_PTR* lpParam1, DWORD_PTR* lpParam2)
{
return MMSYSTEM_MAP_MSGERROR;
}
/**************************************************************************
* MMSYSTDRV_Mixer_UnMap16To32W [internal]
*/
static MMSYSTEM_MapType MMSYSTDRV_Mixer_UnMap16To32W(UINT wMsg, DWORD_PTR* lpParam1, DWORD_PTR* lpParam2, MMRESULT fn_ret)
{
#if 0
MIXERCAPSA micA;
UINT ret = mixerGetDevCapsA(devid, &micA, sizeof(micA));
if (ret == MMSYSERR_NOERROR) {
mixcaps->wMid = micA.wMid;
mixcaps->wPid = micA.wPid;
mixcaps->vDriverVersion = micA.vDriverVersion;
strcpy(mixcaps->szPname, micA.szPname);
mixcaps->fdwSupport = micA.fdwSupport;
mixcaps->cDestinations = micA.cDestinations;
}
return ret;
#endif
return MMSYSTEM_MAP_MSGERROR;
}
/**************************************************************************
* MMSYSTDRV_Mixer_MapCB
*/
static void MMSYSTDRV_Mixer_MapCB(DWORD uMsg, DWORD_PTR* dwUser, DWORD_PTR* dwParam1, DWORD_PTR* dwParam2)
{
FIXME("NIY\n");
}
/* =================================
* M I D I I N M A P P E R S
* ================================= */
/**************************************************************************
* MMSYSTDRV_MidiIn_Map16To32W [internal]
*/
static MMSYSTEM_MapType MMSYSTDRV_MidiIn_Map16To32W (UINT wMsg, DWORD_PTR* lpParam1, DWORD_PTR* lpParam2)
{
return MMSYSTEM_MAP_MSGERROR;
}
/**************************************************************************
* MMSYSTDRV_MidiIn_UnMap16To32W [internal]
*/
static MMSYSTEM_MapType MMSYSTDRV_MidiIn_UnMap16To32W(UINT wMsg, DWORD_PTR* lpParam1, DWORD_PTR* lpParam2, MMRESULT fn_ret)
{
return MMSYSTEM_MAP_MSGERROR;
}
/**************************************************************************
* MMSYSTDRV_MidiIn_MapCB [internal]
*/
static void MMSYSTDRV_MidiIn_MapCB(UINT uMsg, DWORD_PTR* dwUser, DWORD_PTR* dwParam1, DWORD_PTR* dwParam2)
{
switch (uMsg) {
case MIM_OPEN:
case MIM_CLOSE:
/* dwParam1 & dwParam2 are supposed to be 0, nothing to do */
case MIM_DATA:
case MIM_MOREDATA:
case MIM_ERROR:
/* dwParam1 & dwParam2 are data, nothing to do */
break;
case MIM_LONGDATA:
case MIM_LONGERROR:
{
LPMIDIHDR mh32 = (LPMIDIHDR)(*dwParam1);
SEGPTR segmh16 = *(SEGPTR*)((LPSTR)mh32 - sizeof(LPMIDIHDR));
LPMIDIHDR mh16 = MapSL(segmh16);
*dwParam1 = (DWORD)segmh16;
mh16->dwFlags = mh32->dwFlags;
mh16->dwBytesRecorded = mh32->dwBytesRecorded;
if (mh16->reserved >= sizeof(MIDIHDR))
mh16->dwOffset = mh32->dwOffset;
}
break;
default:
ERR("Unknown msg %u\n", uMsg);
}
}
/* =================================
* M I D I O U T M A P P E R S
* ================================= */
/**************************************************************************
* MMSYSTDRV_MidiOut_Map16To32W [internal]
*/
static MMSYSTEM_MapType MMSYSTDRV_MidiOut_Map16To32W (UINT wMsg, DWORD_PTR* lpParam1, DWORD_PTR* lpParam2)
{
MMSYSTEM_MapType ret = MMSYSTEM_MAP_MSGERROR;
switch (wMsg) {
case MODM_GETNUMDEVS:
case MODM_DATA:
case MODM_RESET:
case MODM_SETVOLUME:
ret = MMSYSTEM_MAP_OK;
break;
case MODM_OPEN:
case MODM_CLOSE:
case MODM_GETVOLUME:
FIXME("Shouldn't be used: the corresponding 16 bit functions use the 32 bit interface\n");
break;
case MODM_GETDEVCAPS:
{
LPMIDIOUTCAPSW moc32 = HeapAlloc(GetProcessHeap(), 0, sizeof(LPMIDIOUTCAPS16) + sizeof(MIDIOUTCAPSW));
LPMIDIOUTCAPS16 moc16 = MapSL(*lpParam1);
if (moc32) {
*(LPMIDIOUTCAPS16*)moc32 = moc16;
moc32 = (LPMIDIOUTCAPSW)((LPSTR)moc32 + sizeof(LPMIDIOUTCAPS16));
*lpParam1 = (DWORD)moc32;
*lpParam2 = sizeof(MIDIOUTCAPSW);
ret = MMSYSTEM_MAP_OKMEM;
} else {
ret = MMSYSTEM_MAP_NOMEM;
}
}
break;
case MODM_PREPARE:
{
LPMIDIHDR mh32 = HeapAlloc(GetProcessHeap(), 0, sizeof(LPMIDIHDR) + sizeof(MIDIHDR));
LPMIDIHDR mh16 = MapSL(*lpParam1);
if (mh32) {
*(LPMIDIHDR*)mh32 = (LPMIDIHDR)*lpParam1;
mh32 = (LPMIDIHDR)((LPSTR)mh32 + sizeof(LPMIDIHDR));
mh32->lpData = MapSL((SEGPTR)mh16->lpData);
mh32->dwBufferLength = mh16->dwBufferLength;
mh32->dwBytesRecorded = mh16->dwBytesRecorded;
mh32->dwUser = mh16->dwUser;
mh32->dwFlags = mh16->dwFlags;
/* FIXME: nothing on mh32->lpNext */
/* could link the mh32->lpNext at this level for memory house keeping */
mh32->dwOffset = (*lpParam2 >= sizeof(MIDIHDR)) ? mh16->dwOffset : 0;
mh16->lpNext = mh32; /* for reuse in unprepare and write */
/* store size of passed MIDIHDR?? structure to know if dwOffset is available or not */
mh16->reserved = *lpParam2;
*lpParam1 = (DWORD)mh32;
*lpParam2 = sizeof(MIDIHDR);
ret = MMSYSTEM_MAP_OKMEM;
} else {
ret = MMSYSTEM_MAP_NOMEM;
}
}
break;
case MODM_UNPREPARE:
case MODM_LONGDATA:
{
LPMIDIHDR mh16 = MapSL(*lpParam1);
LPMIDIHDR mh32 = mh16->lpNext;
*lpParam1 = (DWORD)mh32;
*lpParam2 = sizeof(MIDIHDR);
/* dwBufferLength can be reduced between prepare & write */
if (wMsg == MODM_LONGDATA && mh32->dwBufferLength < mh16->dwBufferLength) {
ERR("Size of buffer has been increased from %d to %d, keeping initial value\n",
mh32->dwBufferLength, mh16->dwBufferLength);
} else
mh32->dwBufferLength = mh16->dwBufferLength;
ret = MMSYSTEM_MAP_OKMEM;
}
break;
case MODM_CACHEPATCHES:
case MODM_CACHEDRUMPATCHES:
default:
FIXME("NIY: no conversion yet for %u [%lx,%lx]\n", wMsg, *lpParam1, *lpParam2);
break;
}
return ret;
}
/**************************************************************************
* MMSYSTDRV_MidiOut_UnMap16To32W [internal]
*/
static MMSYSTEM_MapType MMSYSTDRV_MidiOut_UnMap16To32W(UINT wMsg, DWORD_PTR* lpParam1, DWORD_PTR* lpParam2, MMRESULT fn_ret)
{
MMSYSTEM_MapType ret = MMSYSTEM_MAP_MSGERROR;
switch (wMsg) {
case MODM_GETNUMDEVS:
case MODM_DATA:
case MODM_RESET:
case MODM_SETVOLUME:
ret = MMSYSTEM_MAP_OK;
break;
case MODM_OPEN:
case MODM_CLOSE:
case MODM_GETVOLUME:
FIXME("Shouldn't be used: the corresponding 16 bit functions use the 32 bit interface\n");
break;
case MODM_GETDEVCAPS:
{
LPMIDIOUTCAPSW moc32 = (LPMIDIOUTCAPSW)(*lpParam1);
LPMIDIOUTCAPS16 moc16 = *(LPMIDIOUTCAPS16*)((LPSTR)moc32 - sizeof(LPMIDIOUTCAPS16));
moc16->wMid = moc32->wMid;
moc16->wPid = moc32->wPid;
moc16->vDriverVersion = moc32->vDriverVersion;
WideCharToMultiByte( CP_ACP, 0, moc32->szPname, -1, moc16->szPname,
sizeof(moc16->szPname), NULL, NULL );
moc16->wTechnology = moc32->wTechnology;
moc16->wVoices = moc32->wVoices;
moc16->wNotes = moc32->wNotes;
moc16->wChannelMask = moc32->wChannelMask;
moc16->dwSupport = moc32->dwSupport;
HeapFree(GetProcessHeap(), 0, (LPSTR)moc32 - sizeof(LPMIDIOUTCAPS16));
ret = MMSYSTEM_MAP_OK;
}
break;
case MODM_PREPARE:
case MODM_UNPREPARE:
case MODM_LONGDATA:
{
LPMIDIHDR mh32 = (LPMIDIHDR)(*lpParam1);
LPMIDIHDR mh16 = MapSL(*(SEGPTR*)((LPSTR)mh32 - sizeof(LPMIDIHDR)));
assert(mh16->lpNext == mh32);
mh16->dwBufferLength = mh32->dwBufferLength;
mh16->dwBytesRecorded = mh32->dwBytesRecorded;
mh16->dwUser = mh32->dwUser;
mh16->dwFlags = mh32->dwFlags;
if (mh16->reserved >= sizeof(MIDIHDR))
mh16->dwOffset = mh32->dwOffset;
if (wMsg == MODM_UNPREPARE && fn_ret == MMSYSERR_NOERROR) {
HeapFree(GetProcessHeap(), 0, (LPSTR)mh32 - sizeof(LPMIDIHDR));
mh16->lpNext = 0;
}
ret = MMSYSTEM_MAP_OK;
}
break;
case MODM_CACHEPATCHES:
case MODM_CACHEDRUMPATCHES:
default:
FIXME("NIY: no conversion yet for %u [%lx,%lx]\n", wMsg, *lpParam1, *lpParam2);
break;
}
return ret;
}
/******************************************************************
* MMSYSTDRV_MidiOut_MapCB
*/
static void MMSYSTDRV_MidiOut_MapCB(UINT uMsg, DWORD_PTR* dwUser, DWORD_PTR* dwParam1, DWORD_PTR* dwParam2)
{
switch (uMsg) {
case MOM_OPEN:
case MOM_CLOSE:
/* dwParam1 & dwParam2 are supposed to be 0, nothing to do */
break;
case MOM_DONE:
{
/* initial map is: 16 => 32 */
LPMIDIHDR mh32 = (LPMIDIHDR)(*dwParam1);
SEGPTR segmh16 = *(SEGPTR*)((LPSTR)mh32 - sizeof(LPMIDIHDR));
LPMIDIHDR mh16 = MapSL(segmh16);
*dwParam1 = (DWORD)segmh16;
mh16->dwFlags = mh32->dwFlags;
if (mh16->reserved >= sizeof(MIDIHDR))
mh16->dwOffset = mh32->dwOffset;
}
break;
case MOM_POSITIONCB:
FIXME("NIY\n");
/* FIXME: would require to recreate a 16bit MIDIHDR here */
*dwParam1 = *dwParam2 = 0;
break;
default:
ERR("Unknown msg %u\n", uMsg);
}
}
/* =================================
* W A V E I N M A P P E R S
* ================================= */
/**************************************************************************
* MMSYSTDRV_WaveIn_Map16To32W [internal]
*/
static MMSYSTEM_MapType MMSYSTDRV_WaveIn_Map16To32W (UINT wMsg, DWORD_PTR* lpParam1, DWORD_PTR* lpParam2)
{
MMSYSTEM_MapType ret = MMSYSTEM_MAP_MSGERROR;
switch (wMsg) {
case WIDM_GETNUMDEVS:
case WIDM_RESET:
case WIDM_START:
case WIDM_STOP:
ret = MMSYSTEM_MAP_OK;
break;
case WIDM_OPEN:
case WIDM_CLOSE:
FIXME("Shouldn't be used: the corresponding 16 bit functions use the 32 bit interface\n");
break;
case WIDM_GETDEVCAPS:
{
LPWAVEINCAPSW wic32 = HeapAlloc(GetProcessHeap(), 0, sizeof(LPWAVEINCAPS16) + sizeof(WAVEINCAPSW));
LPWAVEINCAPS16 wic16 = MapSL(*lpParam1);
if (wic32) {
*(LPWAVEINCAPS16*)wic32 = wic16;
wic32 = (LPWAVEINCAPSW)((LPSTR)wic32 + sizeof(LPWAVEINCAPS16));
*lpParam1 = (DWORD)wic32;
*lpParam2 = sizeof(WAVEINCAPSW);
ret = MMSYSTEM_MAP_OKMEM;
} else {
ret = MMSYSTEM_MAP_NOMEM;
}
}
break;
case WIDM_GETPOS:
{
LPMMTIME mmt32 = HeapAlloc(GetProcessHeap(), 0, sizeof(LPMMTIME16) + sizeof(MMTIME));
LPMMTIME16 mmt16 = MapSL(*lpParam1);
if (mmt32) {
*(LPMMTIME16*)mmt32 = mmt16;
mmt32 = (LPMMTIME)((LPSTR)mmt32 + sizeof(LPMMTIME16));
mmt32->wType = mmt16->wType;
*lpParam1 = (DWORD)mmt32;
*lpParam2 = sizeof(MMTIME);
ret = MMSYSTEM_MAP_OKMEM;
} else {
ret = MMSYSTEM_MAP_NOMEM;
}
}
break;
case WIDM_PREPARE:
{
LPWAVEHDR wh32 = HeapAlloc(GetProcessHeap(), 0, sizeof(LPWAVEHDR) + sizeof(WAVEHDR));
LPWAVEHDR wh16 = MapSL(*lpParam1);
if (wh32) {
*(LPWAVEHDR*)wh32 = (LPWAVEHDR)*lpParam1;
wh32 = (LPWAVEHDR)((LPSTR)wh32 + sizeof(LPWAVEHDR));
wh32->lpData = MapSL((SEGPTR)wh16->lpData);
wh32->dwBufferLength = wh16->dwBufferLength;
wh32->dwBytesRecorded = wh16->dwBytesRecorded;
wh32->dwUser = wh16->dwUser;
wh32->dwFlags = wh16->dwFlags;
wh32->dwLoops = wh16->dwLoops;
/* FIXME: nothing on wh32->lpNext */
/* could link the wh32->lpNext at this level for memory house keeping */
wh16->lpNext = wh32; /* for reuse in unprepare and write */
*lpParam1 = (DWORD)wh32;
*lpParam2 = sizeof(WAVEHDR);
ret = MMSYSTEM_MAP_OKMEM;
} else {
ret = MMSYSTEM_MAP_NOMEM;
}
}
break;
case WIDM_ADDBUFFER:
case WIDM_UNPREPARE:
{
LPWAVEHDR wh16 = MapSL(*lpParam1);
LPWAVEHDR wh32 = wh16->lpNext;
*lpParam1 = (DWORD)wh32;
*lpParam2 = sizeof(WAVEHDR);
/* dwBufferLength can be reduced between prepare & write */
if (wMsg == WIDM_ADDBUFFER && wh32->dwBufferLength < wh16->dwBufferLength) {
ERR("Size of buffer has been increased from %d to %d, keeping initial value\n",
wh32->dwBufferLength, wh16->dwBufferLength);
} else
wh32->dwBufferLength = wh16->dwBufferLength;
ret = MMSYSTEM_MAP_OKMEM;
}
break;
case WIDM_MAPPER_STATUS:
/* just a single DWORD */
*lpParam2 = (DWORD)MapSL(*lpParam2);
ret = MMSYSTEM_MAP_OK;
break;
default:
FIXME("NIY: no conversion yet for %u [%lx,%lx]\n", wMsg, *lpParam1, *lpParam2);
break;
}
return ret;
}
/**************************************************************************
* MMSYSTDRV_WaveIn_UnMap16To32W [internal]
*/
static MMSYSTEM_MapType MMSYSTDRV_WaveIn_UnMap16To32W(UINT wMsg, DWORD_PTR* lpParam1, DWORD_PTR* lpParam2, MMRESULT fn_ret)
{
MMSYSTEM_MapType ret = MMSYSTEM_MAP_MSGERROR;
switch (wMsg) {
case WIDM_GETNUMDEVS:
case WIDM_RESET:
case WIDM_START:
case WIDM_STOP:
case WIDM_MAPPER_STATUS:
ret = MMSYSTEM_MAP_OK;
break;
case WIDM_OPEN:
case WIDM_CLOSE:
FIXME("Shouldn't be used: the corresponding 16 bit functions use the 32 bit interface\n");
break;
case WIDM_GETDEVCAPS:
{
LPWAVEINCAPSW wic32 = (LPWAVEINCAPSW)(*lpParam1);
LPWAVEINCAPS16 wic16 = *(LPWAVEINCAPS16*)((LPSTR)wic32 - sizeof(LPWAVEINCAPS16));
wic16->wMid = wic32->wMid;
wic16->wPid = wic32->wPid;
wic16->vDriverVersion = wic32->vDriverVersion;
WideCharToMultiByte( CP_ACP, 0, wic32->szPname, -1, wic16->szPname,
sizeof(wic16->szPname), NULL, NULL );
wic16->dwFormats = wic32->dwFormats;
wic16->wChannels = wic32->wChannels;
HeapFree(GetProcessHeap(), 0, (LPSTR)wic32 - sizeof(LPWAVEINCAPS16));
ret = MMSYSTEM_MAP_OK;
}
break;
case WIDM_GETPOS:
{
LPMMTIME mmt32 = (LPMMTIME)(*lpParam1);
LPMMTIME16 mmt16 = *(LPMMTIME16*)((LPSTR)mmt32 - sizeof(LPMMTIME16));
MMSYSTEM_MMTIME32to16(mmt16, mmt32);
HeapFree(GetProcessHeap(), 0, (LPSTR)mmt32 - sizeof(LPMMTIME16));
ret = MMSYSTEM_MAP_OK;
}
break;
case WIDM_ADDBUFFER:
case WIDM_PREPARE:
case WIDM_UNPREPARE:
{
LPWAVEHDR wh32 = (LPWAVEHDR)(*lpParam1);
LPWAVEHDR wh16 = MapSL(*(SEGPTR*)((LPSTR)wh32 - sizeof(LPWAVEHDR)));
assert(wh16->lpNext == wh32);
wh16->dwBufferLength = wh32->dwBufferLength;
wh16->dwBytesRecorded = wh32->dwBytesRecorded;
wh16->dwUser = wh32->dwUser;
wh16->dwFlags = wh32->dwFlags;
wh16->dwLoops = wh32->dwLoops;
if (wMsg == WIDM_UNPREPARE && fn_ret == MMSYSERR_NOERROR) {
HeapFree(GetProcessHeap(), 0, (LPSTR)wh32 - sizeof(LPWAVEHDR));
wh16->lpNext = 0;
}
ret = MMSYSTEM_MAP_OK;
}
break;
default:
FIXME("NIY: no conversion yet for %u [%lx,%lx]\n", wMsg, *lpParam1, *lpParam2);
break;
}
return ret;
}
/**************************************************************************
* MMSYSTDRV_WaveIn_MapCB [internal]
*/
static void MMSYSTDRV_WaveIn_MapCB(UINT uMsg, DWORD_PTR* dwUser, DWORD_PTR* dwParam1, DWORD_PTR* dwParam2)
{
switch (uMsg) {
case WIM_OPEN:
case WIM_CLOSE:
/* dwParam1 & dwParam2 are supposed to be 0, nothing to do */
break;
case WIM_DATA:
{
/* initial map is: 16 => 32 */
LPWAVEHDR wh32 = (LPWAVEHDR)(*dwParam1);
SEGPTR segwh16 = *(SEGPTR*)((LPSTR)wh32 - sizeof(LPWAVEHDR));
LPWAVEHDR wh16 = MapSL(segwh16);
*dwParam1 = (DWORD)segwh16;
wh16->dwFlags = wh32->dwFlags;
wh16->dwBytesRecorded = wh32->dwBytesRecorded;
}
break;
default:
ERR("Unknown msg %u\n", uMsg);
}
}
/* =================================
* W A V E O U T M A P P E R S
* ================================= */
/**************************************************************************
* MMSYSTDRV_WaveOut_Map16To32W [internal]
*/
static MMSYSTEM_MapType MMSYSTDRV_WaveOut_Map16To32W (UINT wMsg, DWORD_PTR* lpParam1, DWORD_PTR* lpParam2)
{
MMSYSTEM_MapType ret = MMSYSTEM_MAP_MSGERROR;
switch (wMsg) {
/* nothing to do */
case WODM_BREAKLOOP:
case WODM_CLOSE:
case WODM_GETNUMDEVS:
case WODM_PAUSE:
case WODM_RESET:
case WODM_RESTART:
case WODM_SETPITCH:
case WODM_SETPLAYBACKRATE:
case WODM_SETVOLUME:
ret = MMSYSTEM_MAP_OK;
break;
case WODM_GETPITCH:
case WODM_GETPLAYBACKRATE:
case WODM_GETVOLUME:
case WODM_OPEN:
FIXME("Shouldn't be used: the corresponding 16 bit functions use the 32 bit interface\n");
break;
case WODM_GETDEVCAPS:
{
LPWAVEOUTCAPSW woc32 = HeapAlloc(GetProcessHeap(), 0, sizeof(LPWAVEOUTCAPS16) + sizeof(WAVEOUTCAPSW));
LPWAVEOUTCAPS16 woc16 = MapSL(*lpParam1);
if (woc32) {
*(LPWAVEOUTCAPS16*)woc32 = woc16;
woc32 = (LPWAVEOUTCAPSW)((LPSTR)woc32 + sizeof(LPWAVEOUTCAPS16));
*lpParam1 = (DWORD)woc32;
*lpParam2 = sizeof(WAVEOUTCAPSW);
ret = MMSYSTEM_MAP_OKMEM;
} else {
ret = MMSYSTEM_MAP_NOMEM;
}
}
break;
case WODM_GETPOS:
{
LPMMTIME mmt32 = HeapAlloc(GetProcessHeap(), 0, sizeof(LPMMTIME16) + sizeof(MMTIME));
LPMMTIME16 mmt16 = MapSL(*lpParam1);
if (mmt32) {
*(LPMMTIME16*)mmt32 = mmt16;
mmt32 = (LPMMTIME)((LPSTR)mmt32 + sizeof(LPMMTIME16));
mmt32->wType = mmt16->wType;
*lpParam1 = (DWORD)mmt32;
*lpParam2 = sizeof(MMTIME);
ret = MMSYSTEM_MAP_OKMEM;
} else {
ret = MMSYSTEM_MAP_NOMEM;
}
}
break;
case WODM_PREPARE:
{
LPWAVEHDR wh32 = HeapAlloc(GetProcessHeap(), 0, sizeof(LPWAVEHDR) + sizeof(WAVEHDR));
LPWAVEHDR wh16 = MapSL(*lpParam1);
if (wh32) {
*(LPWAVEHDR*)wh32 = (LPWAVEHDR)*lpParam1;
wh32 = (LPWAVEHDR)((LPSTR)wh32 + sizeof(LPWAVEHDR));
wh32->lpData = MapSL((SEGPTR)wh16->lpData);
wh32->dwBufferLength = wh16->dwBufferLength;
wh32->dwBytesRecorded = wh16->dwBytesRecorded;
wh32->dwUser = wh16->dwUser;
wh32->dwFlags = wh16->dwFlags;
wh32->dwLoops = wh16->dwLoops;
/* FIXME: nothing on wh32->lpNext */
/* could link the wh32->lpNext at this level for memory house keeping */
wh16->lpNext = wh32; /* for reuse in unprepare and write */
*lpParam1 = (DWORD)wh32;
*lpParam2 = sizeof(WAVEHDR);
ret = MMSYSTEM_MAP_OKMEM;
} else {
ret = MMSYSTEM_MAP_NOMEM;
}
}
break;
case WODM_UNPREPARE:
case WODM_WRITE:
{
LPWAVEHDR wh16 = MapSL(*lpParam1);
LPWAVEHDR wh32 = wh16->lpNext;
*lpParam1 = (DWORD)wh32;
*lpParam2 = sizeof(WAVEHDR);
/* dwBufferLength can be reduced between prepare & write */
if (wMsg == WODM_WRITE && wh32->dwBufferLength < wh16->dwBufferLength) {
ERR("Size of buffer has been increased from %d to %d, keeping initial value\n",
wh32->dwBufferLength, wh16->dwBufferLength);
} else
wh32->dwBufferLength = wh16->dwBufferLength;
ret = MMSYSTEM_MAP_OKMEM;
}
break;
case WODM_MAPPER_STATUS:
*lpParam2 = (DWORD)MapSL(*lpParam2);
ret = MMSYSTEM_MAP_OK;
break;
default:
FIXME("NIY: no conversion yet for %u [%lx,%lx]\n", wMsg, *lpParam1, *lpParam2);
break;
}
return ret;
}
/**************************************************************************
* MMSYSTDRV_WaveOut_UnMap16To32W [internal]
*/
static MMSYSTEM_MapType MMSYSTDRV_WaveOut_UnMap16To32W(UINT wMsg, DWORD_PTR* lpParam1, DWORD_PTR* lpParam2, MMRESULT fn_ret)
{
MMSYSTEM_MapType ret = MMSYSTEM_MAP_MSGERROR;
switch (wMsg) {
/* nothing to do */
case WODM_BREAKLOOP:
case WODM_CLOSE:
case WODM_GETNUMDEVS:
case WODM_PAUSE:
case WODM_RESET:
case WODM_RESTART:
case WODM_SETPITCH:
case WODM_SETPLAYBACKRATE:
case WODM_SETVOLUME:
case WODM_MAPPER_STATUS:
ret = MMSYSTEM_MAP_OK;
break;
case WODM_GETPITCH:
case WODM_GETPLAYBACKRATE:
case WODM_GETVOLUME:
case WODM_OPEN:
FIXME("Shouldn't be used: those 16 bit functions use the 32 bit interface\n");
break;
case WODM_GETDEVCAPS:
{
LPWAVEOUTCAPSW woc32 = (LPWAVEOUTCAPSW)(*lpParam1);
LPWAVEOUTCAPS16 woc16 = *(LPWAVEOUTCAPS16*)((LPSTR)woc32 - sizeof(LPWAVEOUTCAPS16));
woc16->wMid = woc32->wMid;
woc16->wPid = woc32->wPid;
woc16->vDriverVersion = woc32->vDriverVersion;
WideCharToMultiByte( CP_ACP, 0, woc32->szPname, -1, woc16->szPname,
sizeof(woc16->szPname), NULL, NULL );
woc16->dwFormats = woc32->dwFormats;
woc16->wChannels = woc32->wChannels;
woc16->dwSupport = woc32->dwSupport;
HeapFree(GetProcessHeap(), 0, (LPSTR)woc32 - sizeof(LPWAVEOUTCAPS16));
ret = MMSYSTEM_MAP_OK;
}
break;
case WODM_GETPOS:
{
LPMMTIME mmt32 = (LPMMTIME)(*lpParam1);
LPMMTIME16 mmt16 = *(LPMMTIME16*)((LPSTR)mmt32 - sizeof(LPMMTIME16));
MMSYSTEM_MMTIME32to16(mmt16, mmt32);
HeapFree(GetProcessHeap(), 0, (LPSTR)mmt32 - sizeof(LPMMTIME16));
ret = MMSYSTEM_MAP_OK;
}
break;
case WODM_PREPARE:
case WODM_UNPREPARE:
case WODM_WRITE:
{
LPWAVEHDR wh32 = (LPWAVEHDR)(*lpParam1);
LPWAVEHDR wh16 = MapSL(*(SEGPTR*)((LPSTR)wh32 - sizeof(LPWAVEHDR)));
assert(wh16->lpNext == wh32);
wh16->dwBufferLength = wh32->dwBufferLength;
wh16->dwBytesRecorded = wh32->dwBytesRecorded;
wh16->dwUser = wh32->dwUser;
wh16->dwFlags = wh32->dwFlags;
wh16->dwLoops = wh32->dwLoops;
if (wMsg == WODM_UNPREPARE && fn_ret == MMSYSERR_NOERROR) {
HeapFree(GetProcessHeap(), 0, (LPSTR)wh32 - sizeof(LPWAVEHDR));
wh16->lpNext = 0;
}
ret = MMSYSTEM_MAP_OK;
}
break;
default:
FIXME("NIY: no conversion yet for %u [%lx,%lx]\n", wMsg, *lpParam1, *lpParam2);
break;
}
return ret;
}
/**************************************************************************
* MMDRV_WaveOut_Callback [internal]
*/
static void MMSYSTDRV_WaveOut_MapCB(UINT uMsg, DWORD_PTR* dwUser, DWORD_PTR* dwParam1, DWORD_PTR* dwParam2)
{
switch (uMsg) {
case WOM_OPEN:
case WOM_CLOSE:
/* dwParam1 & dwParam2 are supposed to be 0, nothing to do */
break;
case WOM_DONE:
{
/* initial map is: 16 => 32 */
LPWAVEHDR wh32 = (LPWAVEHDR)(*dwParam1);
SEGPTR segwh16 = *(SEGPTR*)((LPSTR)wh32 - sizeof(LPWAVEHDR));
LPWAVEHDR wh16 = MapSL(segwh16);
*dwParam1 = (DWORD)segwh16;
wh16->dwFlags = wh32->dwFlags;
}
break;
default:
ERR("Unknown msg %u\n", uMsg);
}
}
/* ###################################################
* # DRIVER THUNKING #
* ###################################################
*/
typedef MMSYSTEM_MapType (*MMSYSTDRV_MAPMSG)(UINT wMsg, DWORD_PTR* lpParam1, DWORD_PTR* lpParam2);
typedef MMSYSTEM_MapType (*MMSYSTDRV_UNMAPMSG)(UINT wMsg, DWORD_PTR* lpParam1, DWORD_PTR* lpParam2, MMRESULT ret);
typedef void (*MMSYSTDRV_MAPCB)(DWORD wMsg, DWORD_PTR* dwUser, DWORD_PTR* dwParam1, DWORD_PTR* dwParam2);
#include <pshpack1.h>
#define MMSYSTDRV_MAX_THUNKS 32
static struct mmsystdrv_thunk
{
BYTE popl_eax; /* popl %eax (return address) */
BYTE pushl_func; /* pushl $pfn16 (16bit callback function) */
struct mmsystdrv_thunk* this;
BYTE pushl_eax; /* pushl %eax */
BYTE jmp; /* ljmp MMDRV_Callback1632 */
DWORD callback;
DWORD pfn16;
void* hMmdrv; /* Handle to 32bit mmdrv object */
enum MMSYSTEM_DriverType kind;
} *MMSYSTDRV_Thunks;
#include <poppack.h>
static struct MMSYSTDRV_Type
{
MMSYSTDRV_MAPMSG mapmsg16to32W;
MMSYSTDRV_UNMAPMSG unmapmsg16to32W;
MMSYSTDRV_MAPCB mapcb;
} MMSYSTEM_DriversType[MMSYSTDRV_MAX] =
{
{MMSYSTDRV_Mixer_Map16To32W, MMSYSTDRV_Mixer_UnMap16To32W, MMSYSTDRV_Mixer_MapCB},
{MMSYSTDRV_MidiIn_Map16To32W, MMSYSTDRV_MidiIn_UnMap16To32W, MMSYSTDRV_MidiIn_MapCB},
{MMSYSTDRV_MidiOut_Map16To32W, MMSYSTDRV_MidiOut_UnMap16To32W, MMSYSTDRV_MidiOut_MapCB},
{MMSYSTDRV_WaveIn_Map16To32W, MMSYSTDRV_WaveIn_UnMap16To32W, MMSYSTDRV_WaveIn_MapCB},
{MMSYSTDRV_WaveOut_Map16To32W, MMSYSTDRV_WaveOut_UnMap16To32W, MMSYSTDRV_WaveOut_MapCB},
};
/******************************************************************
* MMSYSTDRV_Callback3216
*
*/
static LRESULT CALLBACK MMSYSTDRV_Callback3216(struct mmsystdrv_thunk* thunk, DWORD uFlags, HDRVR hDev,
DWORD wMsg, DWORD_PTR dwUser, DWORD_PTR dwParam1,
DWORD_PTR dwParam2)
{
assert(thunk->kind < MMSYSTDRV_MAX);
assert(MMSYSTEM_DriversType[thunk->kind].mapcb);
MMSYSTEM_DriversType[thunk->kind].mapcb(wMsg, &dwUser, &dwParam1, &dwParam2);
if ((uFlags & DCB_TYPEMASK) == DCB_FUNCTION)
{
WORD args[8];
/* 16 bit func, call it */
TRACE("Function (16 bit) !\n");
args[7] = HDRVR_16(hDev);
args[6] = wMsg;
args[5] = HIWORD(dwUser);
args[4] = LOWORD(dwUser);
args[3] = HIWORD(dwParam1);
args[2] = LOWORD(dwParam1);
args[1] = HIWORD(dwParam2);
args[0] = LOWORD(dwParam2);
return WOWCallback16Ex(thunk->pfn16, WCB16_PASCAL, sizeof(args), args, NULL);
}
return DriverCallback(thunk->pfn16, uFlags, hDev, wMsg, dwUser, dwParam1, dwParam2);
}
/******************************************************************
* MMSYSTDRV_AddThunk
*
*/
struct mmsystdrv_thunk* MMSYSTDRV_AddThunk(DWORD pfn16, enum MMSYSTEM_DriverType kind)
{
struct mmsystdrv_thunk* thunk;
EnterCriticalSection(&mmdrv_cs);
if (!MMSYSTDRV_Thunks)
{
MMSYSTDRV_Thunks = VirtualAlloc(NULL, MMSYSTDRV_MAX_THUNKS * sizeof(*MMSYSTDRV_Thunks),
MEM_COMMIT, PAGE_EXECUTE_READWRITE);
if (!MMSYSTDRV_Thunks)
{
LeaveCriticalSection(&mmdrv_cs);
return NULL;
}
for (thunk = MMSYSTDRV_Thunks; thunk < &MMSYSTDRV_Thunks[MMSYSTDRV_MAX_THUNKS]; thunk++)
{
thunk->popl_eax = 0x58; /* popl %eax */
thunk->pushl_func = 0x68; /* pushl $pfn16 */
thunk->this = thunk;
thunk->pushl_eax = 0x50; /* pushl %eax */
thunk->jmp = 0xe9; /* jmp MMDRV_Callback3216 */
thunk->callback = (char *)MMSYSTDRV_Callback3216 - (char *)(&thunk->callback + 1);
thunk->pfn16 = 0;
thunk->hMmdrv = NULL;
thunk->kind = MMSYSTDRV_MAX;
}
}
for (thunk = MMSYSTDRV_Thunks; thunk < &MMSYSTDRV_Thunks[MMSYSTDRV_MAX_THUNKS]; thunk++)
{
if (thunk->pfn16 == 0 && thunk->hMmdrv == NULL)
{
thunk->pfn16 = pfn16;
thunk->hMmdrv = NULL;
thunk->kind = kind;
LeaveCriticalSection(&mmdrv_cs);
return thunk;
}
}
LeaveCriticalSection(&mmdrv_cs);
FIXME("Out of mmdrv-thunks. Bump MMDRV_MAX_THUNKS\n");
return NULL;
}
/******************************************************************
* MMSYSTDRV_FindHandle
*
* Must be called with lock set
*/
static void* MMSYSTDRV_FindHandle(void* h)
{
struct mmsystdrv_thunk* thunk;
for (thunk = MMSYSTDRV_Thunks; thunk < &MMSYSTDRV_Thunks[MMSYSTDRV_MAX_THUNKS]; thunk++)
{
if (thunk->hMmdrv == h)
{
if (thunk->kind >= MMSYSTDRV_MAX) FIXME("Kind isn't properly initialized %x\n", thunk->kind);
return thunk;
}
}
return NULL;
}
/******************************************************************
* MMSYSTDRV_SetHandle
*
*/
void MMSYSTDRV_SetHandle(struct mmsystdrv_thunk* thunk, void* h)
{
if (MMSYSTDRV_FindHandle(h)) FIXME("Already has a thunk for this handle %p!!!\n", h);
thunk->hMmdrv = h;
}
/******************************************************************
* MMSYSTDRV_DeleteThunk
*/
void MMSYSTDRV_DeleteThunk(struct mmsystdrv_thunk* thunk)
{
thunk->pfn16 = 0;
thunk->hMmdrv = NULL;
thunk->kind = MMSYSTDRV_MAX;
}
/******************************************************************
* MMSYSTDRV_CloseHandle
*/
void MMSYSTDRV_CloseHandle(void* h)
{
struct mmsystdrv_thunk* thunk;
EnterCriticalSection(&mmdrv_cs);
if ((thunk = MMSYSTDRV_FindHandle(h)))
{
MMSYSTDRV_DeleteThunk(thunk);
}
LeaveCriticalSection(&mmdrv_cs);
}
/******************************************************************
* MMSYSTDRV_Message
*/
DWORD MMSYSTDRV_Message(void* h, UINT msg, DWORD_PTR param1, DWORD_PTR param2)
{
struct mmsystdrv_thunk* thunk = MMSYSTDRV_FindHandle(h);
struct MMSYSTDRV_Type* drvtype;
MMSYSTEM_MapType map;
DWORD ret;
if (!thunk) return MMSYSERR_INVALHANDLE;
drvtype = &MMSYSTEM_DriversType[thunk->kind];
map = drvtype->mapmsg16to32W(msg, &param1, &param2);
switch (map) {
case MMSYSTEM_MAP_NOMEM:
ret = MMSYSERR_NOMEM;
break;
case MMSYSTEM_MAP_MSGERROR:
FIXME("NIY: no conversion yet 16->32 kind=%u msg=%u\n", thunk->kind, msg);
ret = MMSYSERR_ERROR;
break;
case MMSYSTEM_MAP_OK:
case MMSYSTEM_MAP_OKMEM:
TRACE("Calling message(msg=%u p1=0x%08lx p2=0x%08lx)\n",
msg, param1, param2);
switch (thunk->kind)
{
case MMSYSTDRV_MIXER: ret = mixerMessage (h, msg, param1, param2); break;
case MMSYSTDRV_MIDIIN: ret = midiInMessage (h, msg, param1, param2); break;
case MMSYSTDRV_MIDIOUT: ret = midiOutMessage(h, msg, param1, param2); break;
case MMSYSTDRV_WAVEIN: ret = waveInMessage (h, msg, param1, param2); break;
case MMSYSTDRV_WAVEOUT: ret = waveOutMessage(h, msg, param1, param2); break;
default: ret = MMSYSERR_INVALHANDLE; break; /* should never be reached */
}
if (map == MMSYSTEM_MAP_OKMEM)
drvtype->unmapmsg16to32W(msg, &param1, &param2, ret);
break;
default:
FIXME("NIY\n");
ret = MMSYSERR_NOTSUPPORTED;
break;
}
return ret;
}
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