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_DirectSoundCapture8,
  27         NewDirectSoundCapture
  28     },
  29     {
  30         &CLSID_DirectSound,
  31         NewDirectSound
  32     },
  33     {
  34         &CLSID_DirectSound8,
  35         NewDirectSound
  36     },
  37     {
  38         NULL,
  39         NULL
  40     }
  41 };
  42
  43
  44 HRESULT
  45 WINAPI
  46 DllCanUnloadNow()
  47 {
  48     return S_FALSE;
  49 }
  50
  51 HRESULT
  52 WINAPI
  53 GetDeviceID(LPCGUID pGuidSrc, LPGUID pGuidDest)
  54 {
  55     ULONG DeviceID = ULONG_MAX, Flags;
  56     MMRESULT Result;
  57     LPFILTERINFO Filter;
  58
  59     if (!pGuidSrc || !pGuidDest)
  60     {
  61         /* invalid param */
  62         return DSERR_INVALIDPARAM;
  63     }
  64
  65     /* sanity check */
  66     ASSERT(!IsEqualGUID(pGuidSrc, &GUID_NULL));
  67
  68     if (IsEqualGUID(&DSDEVID_DefaultPlayback, pGuidSrc) ||
  69         IsEqualGUID(&DSDEVID_DefaultVoicePlayback, pGuidSrc))
  70     {
  71         Result = waveOutMessage(UlongToHandle(WAVE_MAPPER), DRVM_MAPPER_PREFERRED_GET, (DWORD_PTR)&DeviceID, (DWORD_PTR)&Flags);
  72         if (Result != MMSYSERR_NOERROR || DeviceID == ULONG_MAX)
  73         {
  74             /* hack */
  75             DPRINT1("Failed to get DRVM_MAPPER_PREFERRED_GET, using device 0\n");
  76             DeviceID = 0;
  77         }
  78
  79         if (!FindDeviceByMappedId(DeviceID, &Filter, TRUE))
  80         {
  81             /* device not found */
  82             return DSERR_INVALIDPARAM;
  83         }
  84
  85         /* copy device guid */
  86         RtlMoveMemory(pGuidDest, &Filter->DeviceGuid[1], sizeof(GUID));
  87         return DS_OK;
  88     }
  89     else if (IsEqualGUID(&DSDEVID_DefaultCapture, pGuidSrc) ||
  90              IsEqualGUID(&DSDEVID_DefaultVoiceCapture, pGuidSrc))
  91     {
  92         Result = waveInMessage(UlongToHandle(WAVE_MAPPER), DRVM_MAPPER_PREFERRED_GET, (DWORD_PTR)&DeviceID, (DWORD_PTR)&Flags);
  93         if (Result != MMSYSERR_NOERROR || DeviceID == ULONG_MAX)
  94         {
  95             /* hack */
  96             DPRINT1("Failed to get DRVM_MAPPER_PREFERRED_GET, for record using device 0\n");
  97             DeviceID = 0;
  98         }
  99
 100         if (!FindDeviceByMappedId(DeviceID, &Filter, FALSE))
 101         {
 102             /* device not found */
 103             return DSERR_INVALIDPARAM;
 104         }
 105
 106         /* copy device guid */
 107         RtlMoveMemory(pGuidDest, &Filter->DeviceGuid[0], sizeof(GUID));
 108         return DS_OK;
 109     }
 110
 111     if (!FindDeviceByGuid(pGuidSrc, &Filter))
 112     {
 113         /* unknown guid */
 114         return DSERR_INVALIDPARAM;
 115     }
 116
 117     /* done */
 118     return DS_OK;
 119 }
 120
 121
 122 HRESULT
 123 WINAPI
 124 DllGetClassObject(
 125   REFCLSID rclsid,
 126   REFIID riid,
 127   LPVOID* ppv
 128 )
 129 {
 130     LPOLESTR pStr, pStr2;
 131     UINT i;
 132     HRESULT     hres = E_OUTOFMEMORY;
 133     IClassFactory * pcf = NULL;
 134
 135     if (!ppv)
 136         return E_INVALIDARG;
 137
 138     *ppv = NULL;
 139
 140     for (i = 0; InterfaceTable[i].riid; i++)
 141     {
 142         if (IsEqualIID(InterfaceTable[i].riid, rclsid))
 143         {
 144             pcf = IClassFactory_fnConstructor(InterfaceTable[i].lpfnCI, NULL, NULL);
 145             break;
 146         }
 147     }
 148
 149     if (!pcf)
 150     {
 151         StringFromIID(rclsid, &pStr);
 152         StringFromIID(riid, &pStr2);
 153         DPRINT("No Class Available for %ws IID %ws\n", pStr, pStr2);
 154         CoTaskMemFree(pStr);
 155         CoTaskMemFree(pStr2);
 156         ASSERT(0);
 157         return CLASS_E_CLASSNOTAVAILABLE;
 158     }
 159
 160     hres = IClassFactory_QueryInterface(pcf, riid, ppv);
 161     IClassFactory_Release(pcf);
 162
 163     return hres;
 164 }
 165
 166
 167
 168 BOOL
 169 WINAPI
 170 DllMain(
 171     HINSTANCE hInstDLL,
 172     DWORD fdwReason,
 173     LPVOID lpvReserved)
 174 {
 175     switch (fdwReason)
 176     {
 177         case DLL_PROCESS_ATTACH:
 178             dsound_hInstance = hInstDLL;
 179 #if 1
 180             DPRINT("NumDevs %u\n", waveOutGetNumDevs());
 181             if (EnumAudioDeviceInterfaces(&RootInfo) != S_OK)
 182             {
 183                 DPRINT("EnumAudioDeviceInterfaces failed\n");
 184                 RootInfo = NULL;
 185             }
 186 DPRINT1("EnumAudioDeviceInterfaces %p %u\n", RootInfo, waveOutGetNumDevs());
 187 #endif
 188             DisableThreadLibraryCalls(dsound_hInstance);
 189             break;
 190     default:
 191         break;
 192     }
 193
 194     return TRUE;
 195 }
 196