4dd476ecbd
This reverts commit 56c35945b9.
Also patches up some build fixes made after it and corrects a VtRendererTest that was dependent on the locks.
48 lines
1.4 KiB
C++
48 lines
1.4 KiB
C++
/*++
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Copyright (c) Microsoft Corporation
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Licensed under the MIT license.
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Module Name:
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- DeviceComm.h
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Abstract:
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- This module assists in communicating via IOCTL messages to and from a Device server handle.
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Author:
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- Michael Niksa (MiNiksa) 14-Sept-2016
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Revision History:
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--*/
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#pragma once
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#include "..\host\conapi.h"
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#include <wil\resource.h>
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class DeviceComm
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{
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public:
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DeviceComm(_In_ HANDLE Server);
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~DeviceComm();
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[[nodiscard]] HRESULT SetServerInformation(_In_ CD_IO_SERVER_INFORMATION* const pServerInfo) const;
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[[nodiscard]] HRESULT ReadIo(_In_opt_ PCONSOLE_API_MSG const pReplyMsg,
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_Out_ CONSOLE_API_MSG* const pMessage) const;
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[[nodiscard]] HRESULT CompleteIo(_In_ CD_IO_COMPLETE* const pCompletion) const;
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[[nodiscard]] HRESULT ReadInput(_In_ CD_IO_OPERATION* const pIoOperation) const;
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[[nodiscard]] HRESULT WriteOutput(_In_ CD_IO_OPERATION* const pIoOperation) const;
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[[nodiscard]] HRESULT AllowUIAccess() const;
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private:
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[[nodiscard]] HRESULT _CallIoctl(_In_ DWORD dwIoControlCode,
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_In_reads_bytes_opt_(cbInBufferSize) PVOID pInBuffer,
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_In_ DWORD cbInBufferSize,
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_Out_writes_bytes_opt_(cbOutBufferSize) PVOID pOutBuffer,
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_In_ DWORD cbOutBufferSize) const;
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wil::unique_handle _Server;
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};
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