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 (johannes.anderwald@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     LPOLESTR pStr, pStr2;
 130     UINT i;
 131     HRESULT     hres = E_OUTOFMEMORY;
 132     IClassFactory * pcf = NULL;
 133
 134     if (!ppv)
 135         return E_INVALIDARG;
 136
 137     *ppv = NULL;
 138
 139     for (i = 0; InterfaceTable[i].riid; i++)
 140     {
 141         if (IsEqualIID(InterfaceTable[i].riid, rclsid))
 142         {
 143             pcf = IClassFactory_fnConstructor(InterfaceTable[i].lpfnCI, NULL, NULL);
 144             break;
 145         }
 146     }
 147
 148     if (!pcf)
 149     {
 150         StringFromIID(rclsid, &pStr);
 151         StringFromIID(riid, &pStr2);
 152         DPRINT("No Class Available for %ws IID %ws\n", pStr, pStr2);
 153         CoTaskMemFree(pStr);
 154         CoTaskMemFree(pStr2);
 155         //ASSERT(0);
 156         return CLASS_E_CLASSNOTAVAILABLE;
 157     }
 158
 159     hres = IClassFactory_QueryInterface(pcf, riid, ppv);
 160     IClassFactory_Release(pcf);
 161
 162     return hres;
 163 }
 164
 165
 166
 167 BOOL
 168 WINAPI
 169 DllMain(
 170     HINSTANCE hInstDLL,
 171     DWORD fdwReason,
 172     LPVOID lpvReserved)
 173 {
 174     switch (fdwReason)
 175     {
 176         case DLL_PROCESS_ATTACH:
 177             dsound_hInstance = hInstDLL;
 178 #if 1
 179             DPRINT("NumDevs %u\n", waveOutGetNumDevs());
 180             if (EnumAudioDeviceInterfaces(&RootInfo) != S_OK)
 181             {
 182                 DPRINT("EnumAudioDeviceInterfaces failed\n");
 183                 RootInfo = NULL;
 184             }
 185 DPRINT1("EnumAudioDeviceInterfaces %p %u\n", RootInfo, waveOutGetNumDevs());
 186 #endif
 187             DisableThreadLibraryCalls(dsound_hInstance);
 188             break;
 189     default:
 190         break;
 191     }
 192
 193     return TRUE;
 194 }
 195