62 lines
1.4 KiB
C++
62 lines
1.4 KiB
C++
#include "libusbdevice.h"
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#include <libusb-1.0/libusb.h>
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#include <iostream>
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namespace noolitelib
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{
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constexpr auto DefaultTimeout = 1000;
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LibUsbDevice::LibUsbDevice()
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{
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auto status = libusb_init(&m_context);
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if (status) {
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std::cerr << "Error initializing context: " << libusb_strerror(status) << " [" << status << "]" << std::endl;
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}
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}
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LibUsbDevice::~LibUsbDevice()
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{
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if (m_context) {
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libusb_exit(m_context);
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}
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}
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void LibUsbDevice::openDevice(uint16_t vendorId, uint16_t productId)
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{
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m_device = libusb_open_device_with_vid_pid(m_context, vendorId, productId);
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}
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void LibUsbDevice::close()
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{
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if (m_device) {
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libusb_close(m_device);
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}
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}
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bool LibUsbDevice::sendDataToDevice(const Data &data)
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{
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if (!m_device) {
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std::cerr << "Device not opened" << std::endl;
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return false;
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}
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auto requestType = LIBUSB_ENDPOINT_OUT | LIBUSB_REQUEST_TYPE_CLASS | LIBUSB_RECIPIENT_INTERFACE;
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auto request = LIBUSB_REQUEST_SET_CONFIGURATION;
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unsigned char package[data.size()];
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std::copy(data.begin(), data.end(), package);
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auto status = libusb_control_transfer(m_device, requestType, request, 0, 0, package, data.size(), DefaultTimeout);
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if (status) {
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std::cerr << "Sending data error: " << libusb_strerror(status) << " [" << status << "]" << std::endl;
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return false;
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}
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return true;
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}
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}
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