C++ (Cpp) VBOXUHGSMDXALLOCBASE_GET_BUFFER Examples

Example #1

File: VBoxUhgsmiKmt.cpp Project: jeppeter/vbox

DECLCALLBACK(int) vboxUhgsmiKmtBufferDestroy(PVBOXUHGSMI_BUFFER pBuf)
{
    PVBOXUHGSMI_BUFFER_PRIVATE_DX_ALLOC_BASE pBuffer = VBOXUHGSMDXALLOCBASE_GET_BUFFER(pBuf);
    PVBOXUHGSMI_PRIVATE_KMT pPrivate = VBOXUHGSMIKMT_GET(pBuffer->BasePrivate.pHgsmi);

    D3DKMT_DESTROYALLOCATION DdiDealloc;
    DdiDealloc.hDevice = pPrivate->Device.hDevice;
    DdiDealloc.hResource = NULL;
    DdiDealloc.phAllocationList = &pBuffer->hAllocation;
    DdiDealloc.AllocationCount = 1;
    NTSTATUS Status = pPrivate->Callbacks.pfnD3DKMTDestroyAllocation(&DdiDealloc);
    if (NT_SUCCESS(Status))
    {
#ifdef DEBUG_misha
        memset(pBuffer, 0, sizeof(*pBuffer));
#endif
        RTMemFree(pBuffer);
        return VINF_SUCCESS;
    }
    else
    {
        WARN(("pfnD3DKMTDestroyAllocation failed, Status (0x%x)", Status));
    }
    return VERR_GENERAL_FAILURE;
}

Example #2

File: VBoxUhgsmiDisp.cpp Project: heidsoft/VirtualBox

/* typedef DECLCALLBACK(int) FNVBOXUHGSMI_BUFFER_LOCK(PVBOXUHGSMI_BUFFER pBuf, uint32_t offLock, uint32_t cbLock, VBOXUHGSMI_BUFFER_LOCK_FLAGS fFlags, void**pvLock); */
DECLCALLBACK(int) vboxUhgsmiD3DBufferLock(PVBOXUHGSMI_BUFFER pBuf, uint32_t offLock, uint32_t cbLock, VBOXUHGSMI_BUFFER_LOCK_FLAGS fFlags, void**pvLock)
{
    PVBOXUHGSMI_BUFFER_PRIVATE_DX_ALLOC_BASE pBuffer = VBOXUHGSMDXALLOCBASE_GET_BUFFER(pBuf);
    struct VBOXWDDMDISP_DEVICE *pDevice = VBOXUHGSMID3D_GET(pBuffer->BasePrivate.pHgsmi)->pDevice;
    D3DDDICB_LOCK DdiLock = {0};
    DdiLock.hAllocation = pBuffer->hAllocation;
    DdiLock.PrivateDriverData = 0;

    int rc = vboxUhgsmiBaseDxLockData(pBuffer, offLock, cbLock, fFlags,
                                         &DdiLock.Flags, &DdiLock.NumPages);
    if (!RT_SUCCESS(rc))
    {
        WARN(("vboxUhgsmiBaseDxLockData failed rc %d", rc));
        return rc;
    }

    if (DdiLock.NumPages)
        DdiLock.pPages = pBuffer->aLockPageIndices;
    else
        DdiLock.pPages = NULL;

    HRESULT hr = pDevice->RtCallbacks.pfnLockCb(pDevice->hDevice, &DdiLock);
    if (hr == S_OK)
    {
        *pvLock = (void*)(((uint8_t*)DdiLock.pData) + (offLock & 0xfff));
        return VINF_SUCCESS;
    }

    WARN(("pfnLockCb failed, hr %#x", hr));
    return VERR_GENERAL_FAILURE;
}

Example #3

File: VBoxUhgsmiDisp.cpp Project: heidsoft/VirtualBox

DECLCALLBACK(int) vboxUhgsmiD3DBufferUnlock(PVBOXUHGSMI_BUFFER pBuf)
{
    PVBOXUHGSMI_BUFFER_PRIVATE_DX_ALLOC_BASE pBuffer = VBOXUHGSMDXALLOCBASE_GET_BUFFER(pBuf);
    struct VBOXWDDMDISP_DEVICE *pDevice = VBOXUHGSMID3D_GET(pBuffer->BasePrivate.pHgsmi)->pDevice;
    D3DDDICB_UNLOCK DdiUnlock;
    DdiUnlock.NumAllocations = 1;
    DdiUnlock.phAllocations = &pBuffer->hAllocation;
    HRESULT hr = pDevice->RtCallbacks.pfnUnlockCb(pDevice->hDevice, &DdiUnlock);
    if (hr == S_OK)
        return VINF_SUCCESS;

    WARN(("pfnUnlockCb failed, hr %#x", hr));
    return VERR_GENERAL_FAILURE;
}

Example #4

File: VBoxUhgsmiKmt.cpp Project: heidsoft/VirtualBox

DECLCALLBACK(int) vboxUhgsmiKmtBufferUnlock(PVBOXUHGSMI_BUFFER pBuf)
{
    PVBOXUHGSMI_BUFFER_PRIVATE_DX_ALLOC_BASE pBuffer = VBOXUHGSMDXALLOCBASE_GET_BUFFER(pBuf);
    D3DKMT_UNLOCK DdiUnlock;

    PVBOXUHGSMI_PRIVATE_KMT pPrivate = VBOXUHGSMIKMT_GET(pBuffer->BasePrivate.pHgsmi);
    DdiUnlock.hDevice = pPrivate->Device.hDevice;
    DdiUnlock.NumAllocations = 1;
    DdiUnlock.phAllocations = &pBuffer->hAllocation;
    NTSTATUS Status = pPrivate->Callbacks.pfnD3DKMTUnlock(&DdiUnlock);
    if (NT_SUCCESS(Status))
        return VINF_SUCCESS;
    else
        WARN(("pfnD3DKMTUnlock failed, Status (0x%x)", Status));

    return VERR_GENERAL_FAILURE;
}

Example #5

File: VBoxUhgsmiDisp.cpp Project: heidsoft/VirtualBox

DECLCALLBACK(int) vboxUhgsmiD3DBufferDestroy(PVBOXUHGSMI_BUFFER pBuf)
{
    PVBOXUHGSMI_BUFFER_PRIVATE_DX_ALLOC_BASE pBuffer = VBOXUHGSMDXALLOCBASE_GET_BUFFER(pBuf);
    struct VBOXWDDMDISP_DEVICE *pDevice = VBOXUHGSMID3D_GET(pBuffer->BasePrivate.pHgsmi)->pDevice;
    D3DDDICB_DEALLOCATE DdiDealloc;
    DdiDealloc.hResource = 0;
    DdiDealloc.NumAllocations = 1;
    DdiDealloc.HandleList = &pBuffer->hAllocation;
    HRESULT hr = pDevice->RtCallbacks.pfnDeallocateCb(pDevice->hDevice, &DdiDealloc);
    if (hr == S_OK)
    {
        RTMemFree(pBuffer);
        return VINF_SUCCESS;
    }

    WARN(("pfnDeallocateCb failed, hr %#x", hr));
    return VERR_GENERAL_FAILURE;
}

Example #6

File: VBoxUhgsmiKmt.cpp Project: heidsoft/VirtualBox

DECLCALLBACK(int) vboxUhgsmiKmtBufferLock(PVBOXUHGSMI_BUFFER pBuf, uint32_t offLock, uint32_t cbLock, VBOXUHGSMI_BUFFER_LOCK_FLAGS fFlags, void**pvLock)
{
    PVBOXUHGSMI_BUFFER_PRIVATE_DX_ALLOC_BASE pBuffer = VBOXUHGSMDXALLOCBASE_GET_BUFFER(pBuf);
    PVBOXUHGSMI_PRIVATE_KMT pPrivate = VBOXUHGSMIKMT_GET(pBuffer->BasePrivate.pHgsmi);
    D3DKMT_LOCK DdiLock = {0};
    DdiLock.hDevice = pPrivate->Device.hDevice;
    DdiLock.hAllocation = pBuffer->hAllocation;
    DdiLock.PrivateDriverData = NULL;

    int rc = vboxUhgsmiBaseDxLockData(pBuffer, offLock, cbLock, fFlags,
                                         &DdiLock.Flags, &DdiLock.NumPages);
    if (!RT_SUCCESS(rc))
    {
        WARN(("vboxUhgsmiBaseDxLockData failed rc %d", rc));
        return rc;
    }


    if (DdiLock.NumPages)
        DdiLock.pPages = pBuffer->aLockPageIndices;
    else
        DdiLock.pPages = NULL;

    NTSTATUS Status = pPrivate->Callbacks.pfnD3DKMTLock(&DdiLock);
    if (NT_SUCCESS(Status))
    {
        *pvLock = (void*)(((uint8_t*)DdiLock.pData) + (offLock & 0xfff));
        return VINF_SUCCESS;
    }
    else
    {
        WARN(("pfnD3DKMTLock failed, Status (0x%x)", Status));
    }

    return VERR_GENERAL_FAILURE;
}