77 lines
2.3 KiB
C
77 lines
2.3 KiB
C
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/**
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* @file LinuxPlatform.h
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* @brief Linux平台实现
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*/
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#ifndef USB2CAN_LINUX_PLATFORM_H
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#define USB2CAN_LINUX_PLATFORM_H
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#include "Platform.h"
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#if defined(__linux__) || defined(__APPLE__)
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#include <libusb.h>
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#endif
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namespace usb2can {
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namespace platform {
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/**
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* @brief Linux平台实现类
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*/
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class LinuxPlatform : public Platform {
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public:
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LinuxPlatform();
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~LinuxPlatform() override;
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PlatformType getType() const override;
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bool initialize() override;
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std::vector<std::string> scanUsbDevices(uint16_t vendorId, uint16_t productId) override;
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void* openUsbDevice(const std::string& devicePath) override;
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bool closeUsbDevice(void* deviceHandle) override;
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int writeUsbData(void* deviceHandle, const uint8_t* data, size_t size, int timeout) override;
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int readUsbData(void* deviceHandle, uint8_t* data, size_t size, int timeout) override;
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bool getDeviceInfo(void* deviceHandle, DeviceInfo& info) override;
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private:
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/**
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* @brief Linux设备句柄结构体
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*/
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struct LinuxDeviceHandle {
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libusb_device_handle* usbHandle; ///< USB设备句柄
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std::string devicePath; ///< 设备路径
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uint8_t inEndpoint; ///< 输入端点
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uint8_t outEndpoint; ///< 输出端点
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};
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libusb_context* usbContext; ///< USB上下文
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/**
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* @brief 获取USB设备描述符
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* @param usbHandle USB设备句柄
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* @param descriptor 设备描述符
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* @return 操作成功返回true，否则返回false
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*/
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bool getUsbDeviceDescriptor(libusb_device_handle* usbHandle, libusb_device_descriptor& descriptor);
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/**
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* @brief 获取USB设备字符串描述符
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* @param usbHandle USB设备句柄
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* @param descIndex 描述符索引
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* @return 字符串描述符内容
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*/
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std::string getUsbStringDescriptor(libusb_device_handle* usbHandle, uint8_t descIndex);
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/**
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* @brief 查找USB设备的端点
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* @param usbHandle USB设备句柄
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* @param inEndpoint 输入端点
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* @param outEndpoint 输出端点
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* @return 操作成功返回true，否则返回false
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*/
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bool findUsbEndpoints(libusb_device_handle* usbHandle, uint8_t& inEndpoint, uint8_t& outEndpoint);
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};
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} // namespace platform
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} // namespace usb2can
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#endif // USB2CAN_LINUX_PLATFORM_H
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