36 lines
1.2 KiB
C
36 lines
1.2 KiB
C
#pragma once
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#include "MID/Mid_Def.h"
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#include <QtCore/QByteArray>
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#include <QtCore/QString>
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#include <Windows.h>
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/*
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* DRI Consumer 层：抽象 HID Consumer 端点，封装 Win32 句柄、缓存与状态。
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*
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*/
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struct Dri_Consumer_Struct_Port
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{
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/* 设备读写所需的句柄与异步上下文 */
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HANDLE HandleRead = INVALID_HANDLE_VALUE;
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HANDLE HandleEvent = nullptr;
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OVERLAPPED OverlappedRead = {};
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/* 快速判断是否已经建立连接以及当前是否正挂起读 */
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bool IsOpened = false;
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bool IsReadPending = false;
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/* USB 输入报文长度 & 环形缓存 */
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quint16 InputLength = 0;
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QByteArray ReadBuffer;
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};
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/* 主动释放 Consumer 端口，确保句柄/Overlapped 都被 reset。 */
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void Dri_Consumer_Func_Close(Dri_Consumer_Struct_Port* p_Port);
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/* 打开设备：按照 VID/PID 查询接口并创建 Overlapped 句柄。 */
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bool Dri_Consumer_Func_Open(Dri_Consumer_Struct_Port* p_Port,
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const Mid_Struct_DeviceConfig& DeviceConfig,
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QString* p_TextStatus);
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/* 读取最新的 Consumer 原始包，失败时返回状态描述。 */
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bool Dri_Consumer_Func_Read(Dri_Consumer_Struct_Port* p_Port,
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Mid_Struct_RawPacket* p_Packet,
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QString* p_TextStatus);
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