functiontable.c File Reference

#include "precomp.h"

Include dependency graph for functiontable.c:

Go to the source code of this file.

Functions
MMRESULT	SetSoundDeviceFunctionTable (IN PSOUND_DEVICE SoundDevice, IN PMMFUNCTION_TABLE FunctionTable)
MMRESULT	GetSoundDeviceFunctionTable (IN PSOUND_DEVICE SoundDevice, OUT PMMFUNCTION_TABLE *FunctionTable)

Function Documentation

GetSoundDeviceFunctionTable()

MMRESULT GetSoundDeviceFunctionTable	(	IN PSOUND_DEVICE	SoundDevice,
		OUT PMMFUNCTION_TABLE *	FunctionTable
	)

Definition at line 47 of file functiontable.c.

{
    VALIDATE_MMSYS_PARAMETER( IsValidSoundDevice(SoundDevice) );
    VALIDATE_MMSYS_PARAMETER( FunctionTable );
 
    *FunctionTable = &SoundDevice->FunctionTable;
 
    return MMSYSERR_NOERROR;
}

Referenced by CreateSoundDeviceInstance(), DestroySoundDeviceInstance(), DoWaveStreaming(), GetSoundDeviceCapabilities(), MmeGetDeviceInterfaceString(), MmeGetLineInfo(), MmeGetPosition(), MmeGetVolume(), MmeSetState(), MmeSetVolume(), PrepareWaveHeader(), QueryWaveDeviceFormatSupport(), SetWaveDeviceFormat(), StopStreamingInSoundThread(), UnprepareWaveHeader(), and WriteWaveHeader().

SetSoundDeviceFunctionTable()

MMRESULT SetSoundDeviceFunctionTable	(	IN PSOUND_DEVICE	SoundDevice,
		IN PMMFUNCTION_TABLE	FunctionTable
	)

Definition at line 21 of file functiontable.c.

{
    VALIDATE_MMSYS_PARAMETER( IsValidSoundDevice(SoundDevice) );
    VALIDATE_MMSYS_PARAMETER( FunctionTable );
 
    /* Zero out the existing function table (if present) */
    ZeroMemory(&SoundDevice->FunctionTable, sizeof(MMFUNCTION_TABLE));
 
    if ( ! FunctionTable )
        return MMSYSERR_INVALPARAM;
 
    /* Fill in the client-supplied functions */
    CopyMemory(&SoundDevice->FunctionTable,
                FunctionTable,
                sizeof(MMFUNCTION_TABLE));
 
    return MMSYSERR_NOERROR;
}

Referenced by FoundDevice(), ListSoundDevice(), and PopulateWdmDeviceList().