/* DirectMusicSynthesizer Main
 *
 * Copyright (C) 2003-2004 Rok Mandeljc
 *
 * This program 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 program 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 program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#include "config.h"
#include "wine/port.h"

#include <stdio.h>

#include "dmsynth_private.h"

WINE_DEFAULT_DEBUG_CHANNEL(dmsynth);

LONG DMSYNTH_refCount = 0;

typedef struct {
    const IClassFactoryVtbl *lpVtbl;
} IClassFactoryImpl;

/******************************************************************
 *		DirectMusicSynth ClassFactory
 */
static HRESULT WINAPI SynthCF_QueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj) {
	FIXME("- no interface IID: %s\n", debugstr_guid(riid));

	if (ppobj == NULL) return E_POINTER;
	
	return E_NOINTERFACE;
}

static ULONG WINAPI SynthCF_AddRef(LPCLASSFACTORY iface) {
	DMSYNTH_LockModule();

	return 2; /* non-heap based object */
}

static ULONG WINAPI SynthCF_Release(LPCLASSFACTORY iface) {
	DMSYNTH_UnlockModule();

	return 1; /* non-heap based object */
}

static HRESULT WINAPI SynthCF_CreateInstance(LPCLASSFACTORY iface, LPUNKNOWN pOuter, REFIID riid, LPVOID *ppobj) {
	TRACE ("(%p, %s, %p)\n", pOuter, debugstr_dmguid(riid), ppobj);
	return DMUSIC_CreateDirectMusicSynthImpl (riid, ppobj, pOuter);
}

static HRESULT WINAPI SynthCF_LockServer(LPCLASSFACTORY iface,BOOL dolock) {
	TRACE("(%d)\n", dolock);

	if (dolock)
		DMSYNTH_LockModule();
	else
		DMSYNTH_UnlockModule();

	return S_OK;
}

static const IClassFactoryVtbl SynthCF_Vtbl = {
	SynthCF_QueryInterface,
	SynthCF_AddRef,
	SynthCF_Release,
	SynthCF_CreateInstance,
	SynthCF_LockServer
};

static IClassFactoryImpl Synth_CF = {&SynthCF_Vtbl};

/******************************************************************
 *		DirectMusicSynthSink ClassFactory
 */
static HRESULT WINAPI SynthSinkCF_QueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj) {
	FIXME("- no interface IID: %s\n", debugstr_guid(riid));

	if (ppobj == NULL) return E_POINTER;
	
	return E_NOINTERFACE;
}

static ULONG WINAPI SynthSinkCF_AddRef(LPCLASSFACTORY iface) {
	DMSYNTH_LockModule();

	return 2; /* non-heap based object */
}

static ULONG WINAPI SynthSinkCF_Release(LPCLASSFACTORY iface) {
	DMSYNTH_UnlockModule();

	return 1; /* non-heap based object */
}

static HRESULT WINAPI SynthSinkCF_CreateInstance(LPCLASSFACTORY iface, LPUNKNOWN pOuter, REFIID riid, LPVOID *ppobj) {
	TRACE ("(%p, %s, %p)\n", pOuter, debugstr_dmguid(riid), ppobj);
	return DMUSIC_CreateDirectMusicSynthSinkImpl (riid, ppobj, pOuter);
}

static HRESULT WINAPI SynthSinkCF_LockServer(LPCLASSFACTORY iface,BOOL dolock) {
	TRACE("(%d)\n", dolock);

	if (dolock)
		DMSYNTH_LockModule();
	else
		DMSYNTH_UnlockModule();
	
	return S_OK;
}

static const IClassFactoryVtbl SynthSinkCF_Vtbl = {
	SynthSinkCF_QueryInterface,
	SynthSinkCF_AddRef,
	SynthSinkCF_Release,
	SynthSinkCF_CreateInstance,
	SynthSinkCF_LockServer
};

static IClassFactoryImpl SynthSink_CF = {&SynthSinkCF_Vtbl};
	
/******************************************************************
 *		DllMain
 *
 *
 */
BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved) {
	if (fdwReason == DLL_PROCESS_ATTACH) {
		DisableThreadLibraryCalls(hinstDLL);
		/* FIXME: Initialisation */
	} else if (fdwReason == DLL_PROCESS_DETACH) {
		/* FIXME: Cleanup */
	}

	return TRUE;
}


/******************************************************************
 *		DllCanUnloadNow (DMSYNTH.@)
 *
 *
 */
HRESULT WINAPI DllCanUnloadNow(void)
{
	return DMSYNTH_refCount != 0 ? S_FALSE : S_OK;
}


/******************************************************************
 *		DllGetClassObject (DMSYNTH.@)
 *
 *
 */
HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
{
    TRACE("(%s, %s, %p)\n", debugstr_dmguid(rclsid), debugstr_dmguid(riid), ppv);
    if (IsEqualCLSID (rclsid, &CLSID_DirectMusicSynth) && IsEqualIID (riid, &IID_IClassFactory)) {
                *ppv = &Synth_CF;
		IClassFactory_AddRef((IClassFactory*)*ppv);
		return S_OK;		
	} else if (IsEqualCLSID (rclsid, &CLSID_DirectMusicSynth) && IsEqualIID (riid, &IID_IClassFactory)) {
                *ppv = &SynthSink_CF;
		IClassFactory_AddRef((IClassFactory*)*ppv);
		return S_OK;		
	} 

    WARN("(%s,%s,%p): no interface found.\n", debugstr_dmguid(rclsid), debugstr_dmguid(riid), ppv);
    return CLASS_E_CLASSNOTAVAILABLE;
}

/******************************************************************
 *		Helper functions
 *
 *
 */

/* returns name of given GUID */
const char *debugstr_dmguid (const GUID *id) {
	static const guid_info guids[] = {
		/* CLSIDs */
		GE(CLSID_AudioVBScript),
		GE(CLSID_DirectMusic),
		GE(CLSID_DirectMusicAudioPath),
		GE(CLSID_DirectMusicAudioPathConfig),
		GE(CLSID_DirectMusicAuditionTrack),
		GE(CLSID_DirectMusicBand),
		GE(CLSID_DirectMusicBandTrack),
		GE(CLSID_DirectMusicChordMapTrack),
		GE(CLSID_DirectMusicChordMap),
		GE(CLSID_DirectMusicChordTrack),
		GE(CLSID_DirectMusicCollection),
		GE(CLSID_DirectMusicCommandTrack),
		GE(CLSID_DirectMusicComposer),
		GE(CLSID_DirectMusicContainer),
		GE(CLSID_DirectMusicGraph),
		GE(CLSID_DirectMusicLoader),
		GE(CLSID_DirectMusicLyricsTrack),
		GE(CLSID_DirectMusicMarkerTrack),
		GE(CLSID_DirectMusicMelodyFormulationTrack),
		GE(CLSID_DirectMusicMotifTrack),
		GE(CLSID_DirectMusicMuteTrack),
		GE(CLSID_DirectMusicParamControlTrack),
		GE(CLSID_DirectMusicPatternTrack),
		GE(CLSID_DirectMusicPerformance),
		GE(CLSID_DirectMusicScript),
		GE(CLSID_DirectMusicScriptAutoImpSegment),
		GE(CLSID_DirectMusicScriptAutoImpPerformance),
		GE(CLSID_DirectMusicScriptAutoImpSegmentState),
		GE(CLSID_DirectMusicScriptAutoImpAudioPathConfig),
		GE(CLSID_DirectMusicScriptAutoImpAudioPath),
		GE(CLSID_DirectMusicScriptAutoImpSong),
		GE(CLSID_DirectMusicScriptSourceCodeLoader),
		GE(CLSID_DirectMusicScriptTrack),
		GE(CLSID_DirectMusicSection),
		GE(CLSID_DirectMusicSegment),
		GE(CLSID_DirectMusicSegmentState),
		GE(CLSID_DirectMusicSegmentTriggerTrack),
		GE(CLSID_DirectMusicSegTriggerTrack),
		GE(CLSID_DirectMusicSeqTrack),
		GE(CLSID_DirectMusicSignPostTrack),
		GE(CLSID_DirectMusicSong),
		GE(CLSID_DirectMusicStyle),
		GE(CLSID_DirectMusicStyleTrack),
		GE(CLSID_DirectMusicSynth),
		GE(CLSID_DirectMusicSynthSink),
		GE(CLSID_DirectMusicSysExTrack),
		GE(CLSID_DirectMusicTemplate),
		GE(CLSID_DirectMusicTempoTrack),
		GE(CLSID_DirectMusicTimeSigTrack),
		GE(CLSID_DirectMusicWaveTrack),
		GE(CLSID_DirectSoundWave),
		/* IIDs */
		GE(IID_IDirectMusic),
		GE(IID_IDirectMusic2),
		GE(IID_IDirectMusic8),
		GE(IID_IDirectMusicAudioPath),
		GE(IID_IDirectMusicBand),
		GE(IID_IDirectMusicBuffer),
		GE(IID_IDirectMusicChordMap),
		GE(IID_IDirectMusicCollection),
		GE(IID_IDirectMusicComposer),
		GE(IID_IDirectMusicContainer),
		GE(IID_IDirectMusicDownload),
		GE(IID_IDirectMusicDownloadedInstrument),
		GE(IID_IDirectMusicGetLoader),
		GE(IID_IDirectMusicGraph),
		GE(IID_IDirectMusicInstrument),
		GE(IID_IDirectMusicLoader),
		GE(IID_IDirectMusicLoader8),
		GE(IID_IDirectMusicObject),
		GE(IID_IDirectMusicPatternTrack),
		GE(IID_IDirectMusicPerformance),
		GE(IID_IDirectMusicPerformance2),
		GE(IID_IDirectMusicPerformance8),
		GE(IID_IDirectMusicPort),
		GE(IID_IDirectMusicPortDownload),
		GE(IID_IDirectMusicScript),
		GE(IID_IDirectMusicSegment),
		GE(IID_IDirectMusicSegment2),
		GE(IID_IDirectMusicSegment8),
		GE(IID_IDirectMusicSegmentState),
		GE(IID_IDirectMusicSegmentState8),
		GE(IID_IDirectMusicStyle),
		GE(IID_IDirectMusicStyle8),
		GE(IID_IDirectMusicSynth),
		GE(IID_IDirectMusicSynth8),
		GE(IID_IDirectMusicSynthSink),
		GE(IID_IDirectMusicThru),
		GE(IID_IDirectMusicTool),
		GE(IID_IDirectMusicTool8),
		GE(IID_IDirectMusicTrack),
		GE(IID_IDirectMusicTrack8),
		GE(IID_IUnknown),
		GE(IID_IPersistStream),
		GE(IID_IStream),
		GE(IID_IClassFactory),
		/* GUIDs */
		GE(GUID_DirectMusicAllTypes),
		GE(GUID_NOTIFICATION_CHORD),
		GE(GUID_NOTIFICATION_COMMAND),
		GE(GUID_NOTIFICATION_MEASUREANDBEAT),
		GE(GUID_NOTIFICATION_PERFORMANCE),
		GE(GUID_NOTIFICATION_RECOMPOSE),
		GE(GUID_NOTIFICATION_SEGMENT),
		GE(GUID_BandParam),
		GE(GUID_ChordParam),
		GE(GUID_CommandParam),
		GE(GUID_CommandParam2),
		GE(GUID_CommandParamNext),
		GE(GUID_IDirectMusicBand),
		GE(GUID_IDirectMusicChordMap),
		GE(GUID_IDirectMusicStyle),
		GE(GUID_MuteParam),
		GE(GUID_Play_Marker),
		GE(GUID_RhythmParam),
		GE(GUID_TempoParam),
		GE(GUID_TimeSignature),
		GE(GUID_Valid_Start_Time),
		GE(GUID_Clear_All_Bands),
		GE(GUID_ConnectToDLSCollection),
		GE(GUID_Disable_Auto_Download),
		GE(GUID_DisableTempo),
		GE(GUID_DisableTimeSig),
		GE(GUID_Download),
		GE(GUID_DownloadToAudioPath),
		GE(GUID_Enable_Auto_Download),
		GE(GUID_EnableTempo),
		GE(GUID_EnableTimeSig),
		GE(GUID_IgnoreBankSelectForGM),
		GE(GUID_SeedVariations),
		GE(GUID_StandardMIDIFile),
		GE(GUID_Unload),
		GE(GUID_UnloadFromAudioPath),
		GE(GUID_Variations),
		GE(GUID_PerfMasterTempo),
		GE(GUID_PerfMasterVolume),
		GE(GUID_PerfMasterGrooveLevel),
		GE(GUID_PerfAutoDownload),
		GE(GUID_DefaultGMCollection),
		GE(GUID_Synth_Default),
		GE(GUID_Buffer_Reverb),
		GE(GUID_Buffer_EnvReverb),
		GE(GUID_Buffer_Stereo),
		GE(GUID_Buffer_3D_Dry),
		GE(GUID_Buffer_Mono),
		GE(GUID_DMUS_PROP_GM_Hardware),
		GE(GUID_DMUS_PROP_GS_Capable),
		GE(GUID_DMUS_PROP_GS_Hardware),
		GE(GUID_DMUS_PROP_DLS1),
		GE(GUID_DMUS_PROP_DLS2),
		GE(GUID_DMUS_PROP_Effects),
		GE(GUID_DMUS_PROP_INSTRUMENT2),
		GE(GUID_DMUS_PROP_LegacyCaps),
		GE(GUID_DMUS_PROP_MemorySize),
		GE(GUID_DMUS_PROP_SampleMemorySize),
		GE(GUID_DMUS_PROP_SamplePlaybackRate),
		GE(GUID_DMUS_PROP_SetSynthSink),
		GE(GUID_DMUS_PROP_SinkUsesDSound),
		GE(GUID_DMUS_PROP_SynthSink_DSOUND),
		GE(GUID_DMUS_PROP_SynthSink_WAVE),
		GE(GUID_DMUS_PROP_Volume),
		GE(GUID_DMUS_PROP_WavesReverb),
		GE(GUID_DMUS_PROP_WriteLatency),
		GE(GUID_DMUS_PROP_WritePeriod),
		GE(GUID_DMUS_PROP_XG_Capable),
		GE(GUID_DMUS_PROP_XG_Hardware)
	};

	unsigned int i;

        if (!id) return "(null)";

	for (i = 0; i < sizeof(guids)/sizeof(guids[0]); i++) {
		if (IsEqualGUID(id, guids[i].guid))
			return guids[i].name;
	}
	/* if we didn't find it, act like standard debugstr_guid */	
	return debugstr_guid(id);
}