118 lines
2.3 KiB
C++
118 lines
2.3 KiB
C++
|
/*++
|
||
|
|
||
|
Copyright (c) 2000 Microsoft Corporation
|
||
|
|
||
|
Module Name:
|
||
|
|
||
|
WaveOutUsePreferredDevice.cpp
|
||
|
|
||
|
Abstract:
|
||
|
|
||
|
Force the use of the preferred waveOut device (rather than a specific device)
|
||
|
|
||
|
Notes:
|
||
|
|
||
|
This is a general purpose shim.
|
||
|
|
||
|
History:
|
||
|
|
||
|
06/02/1999 robkenny Created
|
||
|
|
||
|
--*/
|
||
|
|
||
|
|
||
|
#include "precomp.h"
|
||
|
|
||
|
IMPLEMENT_SHIM_BEGIN(WaveOutUsePreferredDevice)
|
||
|
#include "ShimHookMacro.h"
|
||
|
|
||
|
APIHOOK_ENUM_BEGIN
|
||
|
APIHOOK_ENUM_ENTRY(waveOutOpen)
|
||
|
APIHOOK_ENUM_ENTRY(waveOutGetDevCapsA)
|
||
|
APIHOOK_ENUM_ENTRY(waveOutGetDevCapsW)
|
||
|
APIHOOK_ENUM_ENTRY(wod32Message)
|
||
|
APIHOOK_ENUM_END
|
||
|
|
||
|
/*+
|
||
|
|
||
|
Call waveOutOpen, saving dwCallback if it is a function.
|
||
|
|
||
|
--*/
|
||
|
MMRESULT APIHOOK(waveOutOpen)(
|
||
|
LPHWAVEOUT phwo,
|
||
|
UINT uDeviceID,
|
||
|
LPWAVEFORMATEX pwfx,
|
||
|
DWORD dwCallback,
|
||
|
DWORD dwCallbackInstance,
|
||
|
DWORD fdwOpen
|
||
|
)
|
||
|
{
|
||
|
MMRESULT returnValue = ORIGINAL_API(waveOutOpen)(phwo, WAVE_MAPPER, pwfx, dwCallback, dwCallbackInstance, fdwOpen);
|
||
|
return returnValue;
|
||
|
}
|
||
|
|
||
|
MMRESULT APIHOOK(waveOutGetDevCapsA)(
|
||
|
UINT uDeviceID,
|
||
|
LPWAVEOUTCAPSA pwoc,
|
||
|
UINT cbwoc)
|
||
|
{
|
||
|
MMRESULT returnValue = ORIGINAL_API(waveOutGetDevCapsA)(WAVE_MAPPER, pwoc, cbwoc);
|
||
|
return returnValue;
|
||
|
}
|
||
|
|
||
|
MMRESULT APIHOOK(waveOutGetDevCapsW)(
|
||
|
UINT uDeviceID,
|
||
|
LPWAVEOUTCAPSW pwoc,
|
||
|
UINT cbwoc)
|
||
|
{
|
||
|
MMRESULT returnValue = ORIGINAL_API(waveOutGetDevCapsW)(WAVE_MAPPER, pwoc, cbwoc);
|
||
|
return returnValue;
|
||
|
}
|
||
|
|
||
|
/*+
|
||
|
|
||
|
Catch the 16 bit applications, WOW calls this routine for 16 bit apps.
|
||
|
|
||
|
--*/
|
||
|
|
||
|
#define WODM_GETDEVCAPS 4
|
||
|
#define WODM_OPEN 5
|
||
|
|
||
|
DWORD APIHOOK(wod32Message)(
|
||
|
UINT uDeviceID,
|
||
|
UINT uMessage,
|
||
|
DWORD dwInstance,
|
||
|
DWORD dwParam1,
|
||
|
DWORD dwParam2
|
||
|
)
|
||
|
{
|
||
|
// Change device 0 to WAVE_MAPPER for Open and GetDevCaps
|
||
|
if (uDeviceID == 0) {
|
||
|
if (uMessage == WODM_OPEN ||
|
||
|
uMessage == WODM_GETDEVCAPS) {
|
||
|
uDeviceID = -1; // Force device to WAVE_MAPPER
|
||
|
}
|
||
|
}
|
||
|
|
||
|
MMRESULT returnValue = ORIGINAL_API(wod32Message)(uDeviceID, uMessage, dwInstance, dwParam1, dwParam2);
|
||
|
return returnValue;
|
||
|
}
|
||
|
|
||
|
/*++
|
||
|
|
||
|
Register hooked functions
|
||
|
|
||
|
--*/
|
||
|
|
||
|
HOOK_BEGIN
|
||
|
|
||
|
APIHOOK_ENTRY(WINMM.DLL, waveOutOpen)
|
||
|
APIHOOK_ENTRY(WINMM.DLL, waveOutGetDevCapsA)
|
||
|
APIHOOK_ENTRY(WINMM.DLL, waveOutGetDevCapsW)
|
||
|
APIHOOK_ENTRY(WINMM.DLL, wod32Message)
|
||
|
|
||
|
HOOK_END
|
||
|
|
||
|
IMPLEMENT_SHIM_END
|
||
|
|