/* DirectSound * * Copyright 1998 Marcus Meissner * Copyright 1998 Rob Riggs * Copyright 2000-2002 TransGaming Technologies, Inc. * * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ /* * Most thread locking is complete. There may be a few race * conditions still lurking. * * Tested with a Soundblaster clone, a Gravis UltraSound Classic, * and a Turtle Beach Tropez+. * * TODO: * Implement SetCooperativeLevel properly (need to address focus issues) * Implement DirectSound3DBuffers (stubs in place) * Use hardware 3D support if available * Add critical section locking inside Release and AddRef methods * Handle static buffers - put those in hardware, non-static not in hardware * Hardware DuplicateSoundBuffer * Proper volume calculation, and setting volume in HEL primary buffer * Optimize WINMM and negotiate fragment size, decrease DS_HEL_MARGIN */ #include "config.h" #include "wine/port.h" #include #include #include #include #include #ifdef HAVE_UNISTD_H # include #endif #include #include #include #define NONAMELESSSTRUCT #define NONAMELESSUNION #include "windef.h" #include "winbase.h" #include "winreg.h" #include "winuser.h" #include "wingdi.h" #include "winuser.h" #include "winerror.h" #include "mmsystem.h" #include "winternl.h" #include "mmddk.h" #include "wine/windef16.h" #include "wine/winbase16.h" #include "wine/debug.h" #include "dsound.h" #include "dsdriver.h" #include "dsound_private.h" #include "dsconf.h" WINE_DEFAULT_DEBUG_CHANNEL(dsound); /* these are eligible for tuning... they must be high on slow machines... */ /* some stuff may get more responsive with lower values though... */ #define DS_EMULDRIVER 0 /* some games (Quake 2, UT) refuse to accept emulated dsound devices. set to 0 ! */ #define DS_HEL_MARGIN 5 /* HEL only: number of waveOut fragments ahead to mix in new buffers * (keep this close or equal to DS_HEL_QUEUE for best results) */ #define DS_HEL_QUEUE 5 /* HEL only: number of waveOut fragments ahead to queue to driver * (this will affect HEL sound reliability and latency) */ #define DS_SND_QUEUE_MAX 28 /* max number of fragments to prebuffer */ #define DS_SND_QUEUE_MIN 12 /* min number of fragments to prebuffer */ IDirectSoundImpl* dsound = NULL; GUID renderer_guids[MAXWAVEDRIVERS]; GUID capture_guids[MAXWAVEDRIVERS]; HRESULT mmErr(UINT err) { switch(err) { case MMSYSERR_NOERROR: return DS_OK; case MMSYSERR_ALLOCATED: return DSERR_ALLOCATED; case MMSYSERR_ERROR: case MMSYSERR_INVALHANDLE: case WAVERR_STILLPLAYING: return DSERR_GENERIC; /* FIXME */ case MMSYSERR_NODRIVER: return DSERR_NODRIVER; case MMSYSERR_NOMEM: return DSERR_OUTOFMEMORY; case MMSYSERR_INVALPARAM: case WAVERR_BADFORMAT: case WAVERR_UNPREPARED: return DSERR_INVALIDPARAM; case MMSYSERR_NOTSUPPORTED: return DSERR_UNSUPPORTED; default: FIXME("Unknown MMSYS error %d\n",err); return DSERR_GENERIC; } } int ds_emuldriver = DS_EMULDRIVER; int ds_hel_margin = DS_HEL_MARGIN; int ds_hel_queue = DS_HEL_QUEUE; int ds_snd_queue_max = DS_SND_QUEUE_MAX; int ds_snd_queue_min = DS_SND_QUEUE_MIN; int ds_hw_accel = DS_HW_ACCEL_FULL; int ds_default_playback = 0; int ds_default_capture = 0; /* * Get a config key from either the app-specific or the default config */ inline static DWORD get_config_key( HKEY defkey, HKEY appkey, const char *name, char *buffer, DWORD size ) { if (appkey && !RegQueryValueExA( appkey, name, 0, NULL, buffer, &size )) return 0; return RegQueryValueExA( defkey, name, 0, NULL, buffer, &size ); } /* * Setup the dsound options. */ void setup_dsound_options(void) { char buffer[MAX_PATH+1]; HKEY hkey, appkey = 0; DWORD len; buffer[MAX_PATH]='\0'; if (RegCreateKeyExA( HKEY_LOCAL_MACHINE, "Software\\Wine\\Wine\\Config\\dsound", 0, NULL, REG_OPTION_VOLATILE, KEY_ALL_ACCESS, NULL, &hkey, NULL )) { ERR("Cannot create config registry key\n" ); ExitProcess(1); } len = GetModuleFileNameA( 0, buffer, MAX_PATH ); if (len && len < MAX_PATH) { HKEY tmpkey; if (!RegOpenKeyA( HKEY_LOCAL_MACHINE, "Software\\Wine\\Wine\\Config\\AppDefaults", &tmpkey )) { char appname[MAX_PATH+16]; char *p = strrchr( buffer, '\\' ); if (p!=NULL) { appname[MAX_PATH]='\0'; strncpy(appname,p+1,MAX_PATH); strcat(appname,"\\dsound"); TRACE("appname = [%s] \n",appname); if (RegOpenKeyA( tmpkey, appname, &appkey )) appkey = 0; RegCloseKey( tmpkey ); } } } /* get options */ if (!get_config_key( hkey, appkey, "EmulDriver", buffer, MAX_PATH )) ds_emuldriver = strcmp(buffer, "N"); if (!get_config_key( hkey, appkey, "HELmargin", buffer, MAX_PATH )) ds_hel_margin = atoi(buffer); if (!get_config_key( hkey, appkey, "HELqueue", buffer, MAX_PATH )) ds_hel_queue = atoi(buffer); if (!get_config_key( hkey, appkey, "SndQueueMax", buffer, MAX_PATH )) ds_snd_queue_max = atoi(buffer); if (!get_config_key( hkey, appkey, "SndQueueMin", buffer, MAX_PATH )) ds_snd_queue_min = atoi(buffer); if (!get_config_key( hkey, appkey, "HardwareAcceleration", buffer, MAX_PATH )) { if (strcmp(buffer, "Full") == 0) ds_hw_accel = DS_HW_ACCEL_FULL; else if (strcmp(buffer, "Standard") == 0) ds_hw_accel = DS_HW_ACCEL_STANDARD; else if (strcmp(buffer, "Basic") == 0) ds_hw_accel = DS_HW_ACCEL_BASIC; else if (strcmp(buffer, "Emulation") == 0) ds_hw_accel = DS_HW_ACCEL_EMULATION; } if (!get_config_key( hkey, appkey, "DefaultPlayback", buffer, MAX_PATH )) ds_default_playback = atoi(buffer); if (!get_config_key( hkey, appkey, "DefaultCapture", buffer, MAX_PATH )) ds_default_capture = atoi(buffer); if (appkey) RegCloseKey( appkey ); RegCloseKey( hkey ); if (ds_emuldriver != DS_EMULDRIVER ) WARN("ds_emuldriver = %d (default=%d)\n",ds_emuldriver, DS_EMULDRIVER); if (ds_hel_margin != DS_HEL_MARGIN ) WARN("ds_hel_margin = %d (default=%d)\n",ds_hel_margin, DS_HEL_MARGIN ); if (ds_hel_queue != DS_HEL_QUEUE ) WARN("ds_hel_queue = %d (default=%d)\n",ds_hel_queue, DS_HEL_QUEUE ); if (ds_snd_queue_max != DS_SND_QUEUE_MAX) WARN("ds_snd_queue_max = %d (default=%d)\n",ds_snd_queue_max ,DS_SND_QUEUE_MAX); if (ds_snd_queue_min != DS_SND_QUEUE_MIN) WARN("ds_snd_queue_min = %d (default=%d)\n",ds_snd_queue_min ,DS_SND_QUEUE_MIN); if (ds_hw_accel != DS_HW_ACCEL_FULL) WARN("ds_hw_accel = %s (default=Full)\n", ds_hw_accel==DS_HW_ACCEL_FULL ? "Full" : ds_hw_accel==DS_HW_ACCEL_STANDARD ? "Standard" : ds_hw_accel==DS_HW_ACCEL_BASIC ? "Basic" : ds_hw_accel==DS_HW_ACCEL_EMULATION ? "Emulation" : "Unknown"); if (ds_default_playback != 0) WARN("ds_default_playback = %d (default=0)\n",ds_default_playback); if (ds_default_capture != 0) WARN("ds_default_capture = %d (default=0)\n",ds_default_playback); } const char * get_device_id(LPCGUID pGuid) { if (IsEqualGUID(&DSDEVID_DefaultPlayback, pGuid)) return "DSDEVID_DefaultPlayback"; else if (IsEqualGUID(&DSDEVID_DefaultVoicePlayback, pGuid)) return "DSDEVID_DefaultVoicePlayback"; else if (IsEqualGUID(&DSDEVID_DefaultCapture, pGuid)) return "DSDEVID_DefaultCapture"; else if (IsEqualGUID(&DSDEVID_DefaultVoiceCapture, pGuid)) return "DSDEVID_DefaultVoiceCapture"; return debugstr_guid(pGuid); } /*************************************************************************** * GetDeviceID [DSOUND.9] * * Retrieves unique identifier of default device specified * * PARAMS * pGuidSrc [I] Address of device GUID. * pGuidDest [O] Address to receive unique device GUID. * * RETURNS * Success: DS_OK * Failure: DSERR_INVALIDPARAM * * NOTES * pGuidSrc is a valid device GUID or DSDEVID_DefaultPlayback, * DSDEVID_DefaultCapture, DSDEVID_DefaultVoicePlayback, or * DSDEVID_DefaultVoiceCapture. * Returns pGuidSrc if pGuidSrc is a valid device or the device * GUID for the specified constants. */ HRESULT WINAPI GetDeviceID(LPCGUID pGuidSrc, LPGUID pGuidDest) { TRACE("(%s,%p)\n", get_device_id(pGuidSrc),pGuidDest); if ( pGuidSrc == NULL) { WARN("invalid parameter: pGuidSrc == NULL\n"); return DSERR_INVALIDPARAM; } if ( pGuidDest == NULL ) { WARN("invalid parameter: pGuidDest == NULL\n"); return DSERR_INVALIDPARAM; } if ( IsEqualGUID( &DSDEVID_DefaultPlayback, pGuidSrc ) || IsEqualGUID( &DSDEVID_DefaultVoicePlayback, pGuidSrc ) ) { memcpy(pGuidDest, &renderer_guids[ds_default_playback], sizeof(GUID)); TRACE("returns %s\n", get_device_id(pGuidDest)); return DS_OK; } if ( IsEqualGUID( &DSDEVID_DefaultCapture, pGuidSrc ) || IsEqualGUID( &DSDEVID_DefaultVoiceCapture, pGuidSrc ) ) { memcpy(pGuidDest, &capture_guids[ds_default_capture], sizeof(GUID)); TRACE("returns %s\n", get_device_id(pGuidDest)); return DS_OK; } memcpy(pGuidDest, pGuidSrc, sizeof(GUID)); TRACE("returns %s\n", get_device_id(pGuidDest)); return DS_OK; } /*************************************************************************** * DirectSoundEnumerateA [DSOUND.2] * * Enumerate all DirectSound drivers installed in the system * * PARAMS * lpDSEnumCallback [I] Address of callback function. * lpContext [I] Address of user defined context passed to callback function. * * RETURNS * Success: DS_OK * Failure: DSERR_INVALIDPARAM */ HRESULT WINAPI DirectSoundEnumerateA( LPDSENUMCALLBACKA lpDSEnumCallback, LPVOID lpContext) { unsigned devs, wod; DSDRIVERDESC desc; GUID guid; int err; TRACE("lpDSEnumCallback = %p, lpContext = %p\n", lpDSEnumCallback, lpContext); if (lpDSEnumCallback == NULL) { WARN("invalid parameter: lpDSEnumCallback == NULL\n"); return DSERR_INVALIDPARAM; } devs = waveOutGetNumDevs(); if (devs > 0) { if (GetDeviceID(&DSDEVID_DefaultPlayback, &guid) == DS_OK) { for (wod = 0; wod < devs; ++wod) { if (IsEqualGUID( &guid, &renderer_guids[wod]) ) { err = mmErr(waveOutMessage((HWAVEOUT)wod,DRV_QUERYDSOUNDDESC,(DWORD)&desc,0)); if (err == DS_OK) { TRACE("calling lpDSEnumCallback(NULL,\"%s\",\"%s\",%p)\n", "Primary Sound Driver",desc.szDrvName,lpContext); if (lpDSEnumCallback(NULL, "Primary Sound Driver", desc.szDrvName, lpContext) == FALSE) return DS_OK; } } } } } for (wod = 0; wod < devs; ++wod) { err = mmErr(waveOutMessage((HWAVEOUT)wod,DRV_QUERYDSOUNDDESC,(DWORD)&desc,0)); if (err == DS_OK) { TRACE("calling lpDSEnumCallback(%s,\"%s\",\"%s\",%p)\n", debugstr_guid(&renderer_guids[wod]),desc.szDesc,desc.szDrvName,lpContext); if (lpDSEnumCallback(&renderer_guids[wod], desc.szDesc, desc.szDrvName, lpContext) == FALSE) return DS_OK; } } return DS_OK; } /*************************************************************************** * DirectSoundEnumerateW [DSOUND.3] * * Enumerate all DirectSound drivers installed in the system * * PARAMS * lpDSEnumCallback [I] Address of callback function. * lpContext [I] Address of user defined context passed to callback function. * * RETURNS * Success: DS_OK * Failure: DSERR_INVALIDPARAM */ HRESULT WINAPI DirectSoundEnumerateW( LPDSENUMCALLBACKW lpDSEnumCallback, LPVOID lpContext ) { unsigned devs, wod; DSDRIVERDESC desc; GUID guid; int err; WCHAR wDesc[MAXPNAMELEN]; WCHAR wName[MAXPNAMELEN]; TRACE("lpDSEnumCallback = %p, lpContext = %p\n", lpDSEnumCallback, lpContext); if (lpDSEnumCallback == NULL) { WARN("invalid parameter: lpDSEnumCallback == NULL\n"); return DSERR_INVALIDPARAM; } devs = waveOutGetNumDevs(); if (devs > 0) { if (GetDeviceID(&DSDEVID_DefaultPlayback, &guid) == DS_OK) { for (wod = 0; wod < devs; ++wod) { if (IsEqualGUID( &guid, &renderer_guids[wod] ) ) { err = mmErr(waveOutMessage((HWAVEOUT)wod,DRV_QUERYDSOUNDDESC,(DWORD)&desc,0)); if (err == DS_OK) { TRACE("calling lpDSEnumCallback(NULL,\"%s\",\"%s\",%p)\n", "Primary Sound Driver",desc.szDrvName,lpContext); MultiByteToWideChar( CP_ACP, 0, "Primary Sound Driver", -1, wDesc, sizeof(wDesc)/sizeof(WCHAR) ); MultiByteToWideChar( CP_ACP, 0, desc.szDrvName, -1, wName, sizeof(wName)/sizeof(WCHAR) ); if (lpDSEnumCallback(NULL, wDesc, wName, lpContext) == FALSE) return DS_OK; } } } } } for (wod = 0; wod < devs; ++wod) { err = mmErr(waveOutMessage((HWAVEOUT)wod,DRV_QUERYDSOUNDDESC,(DWORD)&desc,0)); if (err == DS_OK) { TRACE("calling lpDSEnumCallback(%s,\"%s\",\"%s\",%p)\n", debugstr_guid(&renderer_guids[wod]),desc.szDesc,desc.szDrvName,lpContext); MultiByteToWideChar( CP_ACP, 0, desc.szDesc, -1, wDesc, sizeof(wDesc)/sizeof(WCHAR) ); MultiByteToWideChar( CP_ACP, 0, desc.szDrvName, -1, wName, sizeof(wName)/sizeof(WCHAR) ); if (lpDSEnumCallback(&renderer_guids[wod], wDesc, wName, lpContext) == FALSE) return DS_OK; } } return DS_OK; } /******************************************************************************* * DirectSound ClassFactory */ static HRESULT WINAPI DSCF_QueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj) { ICOM_THIS(IClassFactoryImpl,iface); FIXME("(%p)->(%s,%p),stub!\n",This,debugstr_guid(riid),ppobj); return E_NOINTERFACE; } static ULONG WINAPI DSCF_AddRef(LPCLASSFACTORY iface) { ICOM_THIS(IClassFactoryImpl,iface); TRACE("(%p) ref was %ld\n", This, This->ref); return ++(This->ref); } static ULONG WINAPI DSCF_Release(LPCLASSFACTORY iface) { ICOM_THIS(IClassFactoryImpl,iface); /* static class, won't be freed */ TRACE("(%p) ref was %ld\n", This, This->ref); return --(This->ref); } static HRESULT WINAPI DSCF_CreateInstance( LPCLASSFACTORY iface,LPUNKNOWN pOuter,REFIID riid,LPVOID *ppobj ) { ICOM_THIS(IClassFactoryImpl,iface); TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj); if (ppobj == NULL) { WARN("invalid parameter\n"); return DSERR_INVALIDPARAM; } *ppobj = NULL; if ( IsEqualIID( &IID_IDirectSound, riid ) ) return DSOUND_Create(0,(LPDIRECTSOUND*)ppobj,pOuter); if ( IsEqualIID( &IID_IDirectSound8, riid ) ) return DSOUND_Create8(0,(LPDIRECTSOUND8*)ppobj,pOuter); WARN("(%p,%p,%s,%p) Interface not found!\n",This,pOuter,debugstr_guid(riid),ppobj); return E_NOINTERFACE; } static HRESULT WINAPI DSCF_LockServer(LPCLASSFACTORY iface,BOOL dolock) { ICOM_THIS(IClassFactoryImpl,iface); FIXME("(%p)->(%d),stub!\n",This,dolock); return S_OK; } static IClassFactoryVtbl DSCF_Vtbl = { ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE DSCF_QueryInterface, DSCF_AddRef, DSCF_Release, DSCF_CreateInstance, DSCF_LockServer }; static IClassFactoryImpl DSOUND_CF = { &DSCF_Vtbl, 1 }; /******************************************************************************* * DirectSoundPrivate ClassFactory */ static HRESULT WINAPI DSPCF_QueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj) { ICOM_THIS(IClassFactoryImpl,iface); FIXME("(%p)->(%s,%p),stub!\n",This,debugstr_guid(riid),ppobj); return E_NOINTERFACE; } static ULONG WINAPI DSPCF_AddRef(LPCLASSFACTORY iface) { ICOM_THIS(IClassFactoryImpl,iface); TRACE("(%p) ref was %ld\n", This, This->ref); return ++(This->ref); } static ULONG WINAPI DSPCF_Release(LPCLASSFACTORY iface) { ICOM_THIS(IClassFactoryImpl,iface); /* static class, won't be freed */ TRACE("(%p) ref was %ld\n", This, This->ref); return --(This->ref); } static HRESULT WINAPI DSPCF_CreateInstance( LPCLASSFACTORY iface,LPUNKNOWN pOuter,REFIID riid,LPVOID *ppobj ) { ICOM_THIS(IClassFactoryImpl,iface); TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj); if (ppobj == NULL) { WARN("invalid parameter\n"); return DSERR_INVALIDPARAM; } *ppobj = NULL; if ( IsEqualGUID( &IID_IKsPropertySet, riid ) ) { return IKsPrivatePropertySetImpl_Create((IKsPrivatePropertySetImpl**)ppobj); } WARN("(%p,%p,%s,%p) Interface not found!\n",This,pOuter,debugstr_guid(riid),ppobj); return E_NOINTERFACE; } static HRESULT WINAPI DSPCF_LockServer(LPCLASSFACTORY iface,BOOL dolock) { ICOM_THIS(IClassFactoryImpl,iface); FIXME("(%p)->(%d),stub!\n",This,dolock); return S_OK; } static IClassFactoryVtbl DSPCF_Vtbl = { ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE DSPCF_QueryInterface, DSPCF_AddRef, DSPCF_Release, DSPCF_CreateInstance, DSPCF_LockServer }; static IClassFactoryImpl DSOUND_PRIVATE_CF = { &DSPCF_Vtbl, 1 }; /******************************************************************************* * DllGetClassObject [DSOUND.5] * Retrieves class object from a DLL object * * NOTES * Docs say returns STDAPI * * PARAMS * rclsid [I] CLSID for the class object * riid [I] Reference to identifier of interface for class object * ppv [O] Address of variable to receive interface pointer for riid * * RETURNS * Success: S_OK * Failure: CLASS_E_CLASSNOTAVAILABLE, E_OUTOFMEMORY, E_INVALIDARG, * E_UNEXPECTED */ DWORD WINAPI DSOUND_DllGetClassObject(REFCLSID rclsid,REFIID riid,LPVOID *ppv) { TRACE("(%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv); if (ppv == NULL) { WARN("invalid parameter\n"); return E_INVALIDARG; } *ppv = NULL; if ( IsEqualCLSID( &CLSID_DirectSound, rclsid ) || IsEqualCLSID( &CLSID_DirectSound8, rclsid ) ) { if ( IsEqualCLSID( &IID_IClassFactory, riid ) ) { *ppv = (LPVOID)&DSOUND_CF; IClassFactory_AddRef((IClassFactory*)*ppv); return S_OK; } WARN("(%s,%s,%p): no interface found.\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv); return S_FALSE; } if ( IsEqualCLSID( &CLSID_DirectSoundCapture, rclsid ) || IsEqualCLSID( &CLSID_DirectSoundCapture8, rclsid ) ) { if ( IsEqualCLSID( &IID_IClassFactory, riid ) ) { *ppv = (LPVOID)&DSOUND_CAPTURE_CF; IClassFactory_AddRef((IClassFactory*)*ppv); return S_OK; } WARN("(%s,%s,%p): no interface found.\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv); return S_FALSE; } if ( IsEqualCLSID( &CLSID_DirectSoundFullDuplex, rclsid ) ) { if ( IsEqualCLSID( &IID_IClassFactory, riid ) ) { *ppv = (LPVOID)&DSOUND_FULLDUPLEX_CF; IClassFactory_AddRef((IClassFactory*)*ppv); return S_OK; } WARN("(%s,%s,%p): no interface found.\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv); return S_FALSE; } if ( IsEqualCLSID( &CLSID_DirectSoundPrivate, rclsid ) ) { if ( IsEqualCLSID( &IID_IClassFactory, riid ) ) { *ppv = (LPVOID)&DSOUND_PRIVATE_CF; IClassFactory_AddRef((IClassFactory*)*ppv); return S_OK; } WARN("(%s,%s,%p): no interface found.\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv); return S_FALSE; } WARN("(%s,%s,%p): no class found.\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv); return CLASS_E_CLASSNOTAVAILABLE; } /******************************************************************************* * DllCanUnloadNow [DSOUND.4] * Determines whether the DLL is in use. * * RETURNS * Success: S_OK * Failure: S_FALSE */ DWORD WINAPI DSOUND_DllCanUnloadNow(void) { FIXME("(void): stub\n"); return S_FALSE; } #define INIT_GUID(guid, l, w1, w2, b1, b2, b3, b4, b5, b6, b7, b8) \ guid.Data1 = l; guid.Data2 = w1; guid.Data3 = w2; \ guid.Data4[0] = b1; guid.Data4[1] = b2; guid.Data4[2] = b3; \ guid.Data4[3] = b4; guid.Data4[4] = b5; guid.Data4[5] = b6; \ guid.Data4[6] = b7; guid.Data4[7] = b8; /*********************************************************************** * DllMain (DSOUND.init) */ BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpvReserved) { int i; TRACE("(%p 0x%lx %p)\n", hInstDLL, fdwReason, lpvReserved); switch (fdwReason) { case DLL_PROCESS_ATTACH: TRACE("DLL_PROCESS_ATTACH\n"); for (i = 0; i < MAXWAVEDRIVERS; i++) { INIT_GUID(renderer_guids[i], 0xbd6dd71a, 0x3deb, 0x11d1, 0xb1, 0x71, 0x00, 0xc0, 0x4f, 0xc2, 0x00, 0x00 + i); INIT_GUID(capture_guids[i], 0xbd6dd71b, 0x3deb, 0x11d1, 0xb1, 0x71, 0x00, 0xc0, 0x4f, 0xc2, 0x00, 0x00 + i); } break; case DLL_PROCESS_DETACH: TRACE("DLL_PROCESS_DETACH\n"); break; default: TRACE("UNKNOWN REASON\n"); break; } return TRUE; }