reactos/dll/directx/dsound_new/dsound.c

   1 /*
   2  * COPYRIGHT:       See COPYING in the top level directory
   3  * PROJECT:         ReactOS Configuration of network devices
   4  * FILE:            dll/directx/dsound_new/dsound.c
   5  * PURPOSE:         Handles DSound initialization
   6  *
   7  * PROGRAMMERS:     Johannes Anderwald (janderwald@reactos.org)
   8  */
   9
  10 #include "precomp.h"
  11
  12 HINSTANCE dsound_hInstance;
  13 LPFILTERINFO RootInfo = NULL;
  14
  15 static INTERFACE_TABLE InterfaceTable[] =
  16 {
  17     {
  18         &CLSID_DirectSoundPrivate,
  19         NewKsPropertySet
  20     },
  21     {
  22         &CLSID_DirectSoundCapture,
  23         NewDirectSoundCapture
  24     },
  25     {
  26         &CLSID_DirectSound,
  27         NewDirectSound
  28     },
  29     {
  30         NULL,
  31         NULL
  32     }
  33 };
  34
  35
  36 HRESULT
  37 WINAPI
  38 DllCanUnloadNow()
  39 {
  40     return S_FALSE;
  41 }
  42
  43 HRESULT
  44 WINAPI
  45 GetDeviceID(LPCGUID pGuidSrc, LPGUID pGuidDest)
  46 {
  47     ULONG DeviceID = ULONG_MAX, Flags;
  48     MMRESULT Result;
  49     LPFILTERINFO Filter;
  50
  51     if (!pGuidSrc || !pGuidDest)
  52     {
  53         /* invalid param */
  54         return DSERR_INVALIDPARAM;
  55     }
  56
  57     /* sanity check */
  58     ASSERT(!IsEqualGUID(pGuidSrc, &GUID_NULL));
  59
  60     if (IsEqualGUID(&DSDEVID_DefaultPlayback, pGuidSrc) ||
  61         IsEqualGUID(&DSDEVID_DefaultVoicePlayback, pGuidSrc))
  62     {
  63         Result = waveOutMessage(UlongToHandle(WAVE_MAPPER), DRVM_MAPPER_PREFERRED_GET, (DWORD_PTR)&DeviceID, (DWORD_PTR)&Flags);
  64         if (Result != MMSYSERR_NOERROR || DeviceID == ULONG_MAX)
  65         {
  66             /* hack */
  67             DPRINT1("Failed to get DRVM_MAPPER_PREFERRED_GET, using device 0\n");
  68             DeviceID = 0;
  69         }
  70
  71         if (!FindDeviceByMappedId(DeviceID, &Filter, TRUE))
  72         {
  73             /* device not found */
  74             return DSERR_INVALIDPARAM;
  75         }
  76
  77         /* copy device guid */
  78         RtlMoveMemory(pGuidDest, &Filter->DeviceGuid[1], sizeof(GUID));
  79         return DS_OK;
  80     }
  81     else if (IsEqualGUID(&DSDEVID_DefaultCapture, pGuidSrc) ||
  82              IsEqualGUID(&DSDEVID_DefaultVoiceCapture, pGuidSrc))
  83     {
  84         Result = waveInMessage(UlongToHandle(WAVE_MAPPER), DRVM_MAPPER_PREFERRED_GET, (DWORD_PTR)&DeviceID, (DWORD_PTR)&Flags);
  85         if (Result != MMSYSERR_NOERROR || DeviceID == ULONG_MAX)
  86         {
  87             /* hack */
  88             DPRINT1("Failed to get DRVM_MAPPER_PREFERRED_GET, for record using device 0\n");
  89             DeviceID = 0;
  90         }
  91
  92         if (!FindDeviceByMappedId(DeviceID, &Filter, FALSE))
  93         {
  94             /* device not found */
  95             return DSERR_INVALIDPARAM;
  96         }
  97
  98         /* copy device guid */
  99         RtlMoveMemory(pGuidDest, &Filter->DeviceGuid[0], sizeof(GUID));
 100         return DS_OK;
 101     }
 102
 103     if (!FindDeviceByGuid(pGuidSrc, &Filter))
 104     {
 105         /* unknown guid */
 106         return DSERR_INVALIDPARAM;
 107     }
 108
 109     /* done */
 110     return DS_OK;
 111 }
 112
 113
 114 HRESULT
 115 WINAPI
 116 DllGetClassObject(
 117   REFCLSID rclsid,
 118   REFIID riid,
 119   LPVOID* ppv
 120 )
 121 {
 122     LPOLESTR pStr, pStr2;
 123     UINT i;
 124     HRESULT     hres = E_OUTOFMEMORY;
 125     IClassFactory * pcf = NULL;
 126
 127     if (!ppv)
 128         return E_INVALIDARG;
 129
 130     *ppv = NULL;
 131
 132     for (i = 0; InterfaceTable[i].riid; i++)
 133     {
 134         if (IsEqualIID(InterfaceTable[i].riid, rclsid))
 135         {
 136             pcf = IClassFactory_fnConstructor(InterfaceTable[i].lpfnCI, NULL, NULL);
 137             break;
 138         }
 139     }
 140
 141     if (!pcf)
 142     {
 143         StringFromIID(rclsid, &pStr);
 144         StringFromIID(riid, &pStr2);
 145         DPRINT("No Class Available for %ws IID %ws\n", pStr, pStr2);
 146         CoTaskMemFree(pStr);
 147         CoTaskMemFree(pStr2);
 148         ASSERT(0);
 149         return CLASS_E_CLASSNOTAVAILABLE;
 150     }
 151
 152     hres = IClassFactory_QueryInterface(pcf, riid, ppv);
 153     IClassFactory_Release(pcf);
 154
 155     return hres;
 156 }
 157
 158
 159
 160 BOOL
 161 WINAPI
 162 DllMain(
 163     HINSTANCE hInstDLL,
 164     DWORD fdwReason,
 165     LPVOID lpvReserved)
 166 {
 167     switch (fdwReason)
 168     {
 169         case DLL_PROCESS_ATTACH:
 170             dsound_hInstance = hInstDLL;
 171 #if 1
 172             DPRINT("NumDevs %u\n", waveOutGetNumDevs());
 173             if (EnumAudioDeviceInterfaces(&RootInfo) != S_OK)
 174             {
 175                 DPRINT("EnumAudioDeviceInterfaces failed\n");
 176                 RootInfo = NULL;
 177             }
 178 DPRINT1("EnumAudioDeviceInterfaces %p %u\n", RootInfo, waveOutGetNumDevs());
 179 #endif
 180             DisableThreadLibraryCalls(dsound_hInstance);
 181             break;
 182     default:
 183         break;
 184     }
 185
 186     return TRUE;
 187 }
 188