попытки сделать crsf, не взлетела часть с пультом
This commit is contained in:
2
lib/port/poller-general.cpp
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2
lib/port/poller-general.cpp
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54
lib/port/poller.h
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54
lib/port/poller.h
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#ifndef SDRPI_FPV_CONTROL_GROUND_PORT_POLLER_H
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#define SDRPI_FPV_CONTROL_GROUND_PORT_POLLER_H
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#include <memory>
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#include <vector>
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namespace poller {
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/**
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* PollObject - базовый объект для мониторинга I/O.
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* Платформенно-специфичные дескрипторы хранятся в защищённых полях.
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*/
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class PollObject {
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public:
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bool isPollIn() const;
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bool isPollOut() const;
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bool isPollHup() const;
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virtual ~PollObject();
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protected:
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#ifdef _WIN32
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// UART HANDLE или UDP событие
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HANDLE hCom{INVALID_HANDLE_VALUE};
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SOCKET sock{INVALID_SOCKET};
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WSAEVENT winHandle{nullptr};
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short revents{0}; // событие произошло
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#else
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int fd{0};
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short events{0};
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short revents{0};
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#endif
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friend class PollWrapper;
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};
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/**
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* Класс-обертка для мониторинга файловых дискрипторов. Использует стек для хранения массива структур мониторинга.
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*/
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class PollWrapper {
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public:
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PollWrapper();
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std::vector<std::shared_ptr<PollObject>> objects;
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/**
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* Функция, которую нужно вызывать в бесконечном цикле. Вызывает `poll`, после чего выполняет обработчики событий, если нужно.
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* @param timeoutMs
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*/
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void loop(int timeoutMs = -1);
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~PollWrapper();
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};
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} // namespace poller
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#endif //SDRPI_FPV_CONTROL_GROUND_PORT_POLLER_H
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25
lib/port/uart.h
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25
lib/port/uart.h
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#ifndef SDRPI_FPV_CONTROL_GROUND_PORT_UART_H
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#define SDRPI_FPV_CONTROL_GROUND_PORT_UART_H
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#include <cstdint>
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#include "port/poller.h"
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#include <string>
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#include <vector>
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#include <span>
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namespace drivers {
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class UartDriver : public poller::PollObject {
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public:
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UartDriver(const std::string& path, int baud);
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bool writeData(std::span<const uint8_t> data);
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size_t readChunk(std::vector<uint8_t>& out);
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~UartDriver() override;
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#if _WIN32
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protected:
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OVERLAPPED overlapped{};
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#endif
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};
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}
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#endif //SDRPI_FPV_CONTROL_GROUND_PORT_UART_H
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21
lib/port/udp.h
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21
lib/port/udp.h
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#ifndef SDRPI_FPV_CONTROL_GROUND_PORT_UDP_H
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#define SDRPI_FPV_CONTROL_GROUND_PORT_UDP_H
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#include "port/poller.h"
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#include <string>
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#include <vector>
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#include <cstdint>
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#include <span>
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namespace drivers {
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class UdpDriver : public poller::PollObject {
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public:
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// port - локальный порт
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explicit UdpDriver(uint16_t port);
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bool sendTo(std::span<const uint8_t> data, const std::string& addr, uint16_t port);
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bool recvPacket(std::vector<uint8_t>& out);
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~UdpDriver() override;
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};
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}
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#endif //SDRPI_FPV_CONTROL_GROUND_PORT_UDP_H
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51
lib/port/unix/poller.cpp
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51
lib/port/unix/poller.cpp
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#include "port/poller.h"
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#include <sys/poll.h>
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#include <algorithm>
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bool poller::PollObject::isPollIn() const { return revents & POLLIN; }
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bool poller::PollObject::isPollOut() const { return revents & POLLOUT; }
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bool poller::PollObject::isPollHup() const { return revents & POLLHUP; }
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poller::PollObject::~PollObject() = default;
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poller::PollWrapper::PollWrapper() = default;
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void poller::PollWrapper::loop(int timeoutMs) {
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if (this->objects.empty()) {
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return;
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}
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// проверяем, что нет объектов с fd < 0, удаляем такие объекты если они есть
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for (size_t index = 0; index < this->objects.size();) {
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if (this->objects[index]->fd < 0) {
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this->objects.erase(this->objects.begin() + static_cast<ssize_t>(index));
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} else {
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index++;
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}
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}
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const auto qsize = this->objects.size();
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// массив для вызова poll
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pollfd pollFds[qsize];
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// заполняем данные для poll
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for (size_t i = 0; i < qsize; i++) {
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pollFds[i].revents = 0;
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pollFds[i].fd = this->objects[i]->fd;
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pollFds[i].events = this->objects[i]->events;
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}
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// выполняем poll
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poll(pollFds, qsize, timeoutMs);
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// проверяем события
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for (size_t i = 0; i < qsize; i++) {
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objects[i]->revents = pollFds[i].revents;
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// if (pollFds[i].revents != 0) {
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// objects[i]->callback();
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// }
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}
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}
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poller::PollWrapper::~PollWrapper() = default;
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60
lib/port/unix/uart.cpp
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60
lib/port/unix/uart.cpp
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#include "port/uart.h"
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#include <sys/ioctl.h>
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#include <asm/termbits.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <poll.h>
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#include <iostream>
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#include <vector>
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#include <cstring>
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#include <atomic>
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#include <span>
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drivers::UartDriver::UartDriver(const std::string& path, int baud) {
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fd = open(path.c_str(), O_RDWR | O_NOCTTY | O_NONBLOCK);
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if (fd < 0) throw std::runtime_error(std::string("UartDriver open error ") + path + ": " + std::strerror(errno));
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struct termios2 tio{};
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if (ioctl(fd, TCGETS2, &tio) != 0) {
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close(fd);
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throw std::runtime_error(std::string("UartDriver setup error: ") + std::strerror(errno));
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}
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// 8bit
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tio.c_cflag &= ~CSIZE;
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tio.c_cflag |= CS8;
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// baud rate
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tio.c_ispeed = baud;
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tio.c_ospeed = baud;
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// other
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tio.c_iflag |= (INPCK|IGNBRK|IGNCR|ISTRIP);
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tio.c_cflag &= ~CBAUD;
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tio.c_cflag |= (BOTHER|CREAD|CLOCAL);
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if (ioctl(fd, TCSETS2, &tio) != 0) {
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close(fd);
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throw std::runtime_error(std::string("UartDriver setup error: ") + std::strerror(errno));
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}
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events = POLLIN;
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}
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bool drivers::UartDriver::writeData(std::span<const uint8_t> data) {
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if (fd < 0) return false;
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auto w = write(fd, data.data(), data.size());
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return w == data.size();
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}
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size_t drivers::UartDriver::readChunk(std::vector<uint8_t>& out) {
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if (fd < 0) return 0;
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out.resize(1024);
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auto r = read(fd, out.data(), out.size());
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if (r <= 0) return 0;
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out.resize(r);
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return static_cast<size_t>(r);
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}
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drivers::UartDriver::~UartDriver() {
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close(fd);
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}
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55
lib/port/unix/udp.cpp
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55
lib/port/unix/udp.cpp
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@@ -0,0 +1,55 @@
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#include "port/udp.h"
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#include <cstring>
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#include <poll.h>
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#include <arpa/inet.h>
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#include <netinet/in.h>
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#include <sys/socket.h>
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#include "crsf.h"
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drivers::UdpDriver::UdpDriver(uint16_t port) {
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fd = socket(AF_INET, SOCK_DGRAM, 0);
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if (fd < 0) {
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throw std::runtime_error(std::string("UdpDriver open error: ") + std::strerror(errno));
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}
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sockaddr_in addr{};
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addr.sin_family = AF_INET;
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addr.sin_port = htons(port);
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addr.sin_addr.s_addr = INADDR_ANY;
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if (bind(fd, (sockaddr*)&addr, sizeof(addr)) < 0) if (fd < 0) {
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close(fd);
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throw std::runtime_error(std::string("UdpDriver bind error: ") + std::strerror(errno));
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}
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events = POLLIN;
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}
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bool drivers::UdpDriver::sendTo(std::span<const uint8_t> data, const std::string& addr, uint16_t port) {
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if (fd < 0) return false;
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sockaddr_in dst{};
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dst.sin_family = AF_INET;
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dst.sin_port = htons(port);
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inet_aton(addr.c_str(), &dst.sin_addr);
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auto w = sendto(fd, data.data(), data.size(), 0, (sockaddr*)&dst, sizeof(dst));
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return w == data.size();
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}
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bool drivers::UdpDriver::recvPacket(std::vector<uint8_t>& out) {
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out.resize(crsf::CRSF_MAX_FRAME_SIZE);
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ssize_t received = recvfrom(fd, out.data(), out.size(), MSG_DONTWAIT, nullptr, nullptr);
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if (received > 0) {
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out.resize(received);
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return true;
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}
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out.clear();
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return false;
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}
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drivers::UdpDriver::~UdpDriver() {
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close(fd);
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}
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64
lib/port/win/poller.cpp
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64
lib/port/win/poller.cpp
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@@ -0,0 +1,64 @@
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#include "port/poller.h"
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#include <windows.h>
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#include <stdexcept>
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bool poller::PollObject::isPollIn() const { return revents != 0; }
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bool poller::PollObject::isPollOut() const { return true; } // для Windows драйверов обычно всегда можно писать
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bool poller::PollObject::isPollHup() const {
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// UART: проверка ClearCommError
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if (hCom != INVALID_HANDLE_VALUE) {
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DWORD errors;
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if (!ClearCommError(hCom, &errors, nullptr)) {
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DWORD err = GetLastError();
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if (err == ERROR_INVALID_HANDLE || err == ERROR_FILE_NOT_FOUND)
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return true; // COM порт физически пропал
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}
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if (errors & CE_RXOVER) return true; // overflow тоже можно трактовать как проблему
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}
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// UDP: проверка ошибки сокета через SO_ERROR
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if (sock != INVALID_SOCKET) {
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int err = 0;
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int len = sizeof(err);
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if (getsockopt(sock, SOL_SOCKET, SO_ERROR, (char*)&err, &len) == 0) {
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if (err != 0) return true; // есть ошибка на сокете
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}
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}
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return false;
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}
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poller::PollObject::~PollObject() = default;
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poller::PollWrapper::PollWrapper() = default;
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void poller::PollWrapper::loop(int timeoutMs) {
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// собираем все события
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std::vector<HANDLE> handles;
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for (auto& obj : objects) {
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#ifdef _WIN32
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if (!obj) continue;
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// UART HANDLE или UDP событие
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if (obj->winHandle)
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handles.push_back(obj->winHandle);
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#endif
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}
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if (handles.empty()) return;
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DWORD waitTime = (timeoutMs < 0) ? INFINITE : static_cast<DWORD>(timeoutMs);
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DWORD rc = WaitForMultipleObjects(static_cast<DWORD>(handles.size()),
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handles.data(),
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FALSE, // ждем любого события
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waitTime);
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if (rc == WAIT_FAILED)
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throw std::runtime_error("WaitForMultipleObjects failed");
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// Определяем, какой объект сработал
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int idx = rc - WAIT_OBJECT_0;
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if (idx >= 0 && idx < static_cast<int>(handles.size())) {
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auto& obj = objects[idx];
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obj->revents = 1; // простая метка, что событие произошло
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}
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}
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poller::PollWrapper::~PollWrapper() = default;
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71
lib/port/win/uart.cpp
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71
lib/port/win/uart.cpp
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@@ -0,0 +1,71 @@
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#include "port/poller.h"
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#include "port/uart.h"
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#include <Windows.h>
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#include <string>
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#include <vector>
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#include <span>
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#include <stdexcept>
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drivers::UartDriver::UartDriver(const std::string& path, int baud) {
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hCom = CreateFileA(path.c_str(),
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GENERIC_READ | GENERIC_WRITE,
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0, nullptr,
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OPEN_EXISTING,
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FILE_FLAG_OVERLAPPED,
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nullptr);
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if (hCom == INVALID_HANDLE_VALUE)
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throw std::runtime_error("Cannot open UART port");
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// Настройка DCB
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DCB dcb{};
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dcb.DCBlength = sizeof(dcb);
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if (!GetCommState(hCom, &dcb))
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throw std::runtime_error("GetCommState failed");
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dcb.BaudRate = baud;
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dcb.ByteSize = 8;
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dcb.Parity = EVENPARITY; // 8E2
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dcb.StopBits = TWOSTOPBITS;
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if (!SetCommState(hCom, &dcb))
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throw std::runtime_error("SetCommState failed");
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// Настройка событий
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winHandle = CreateEvent(nullptr, TRUE, FALSE, nullptr);
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if (!winHandle) throw std::runtime_error("CreateEvent failed");
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if (!SetCommMask(hCom, EV_RXCHAR))
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throw std::runtime_error("SetCommMask failed");
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// Первый вызов WaitCommEvent в асинхронном режиме
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memset(&overlapped, 0, sizeof(overlapped));
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overlapped.hEvent = winHandle;
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DWORD dummy;
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WaitCommEvent(hCom, &dummy, &overlapped);
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}
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bool drivers::UartDriver::writeData(std::span<const uint8_t> data) {
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DWORD written;
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OVERLAPPED ov{};
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ov.hEvent = CreateEvent(nullptr, TRUE, FALSE, nullptr);
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bool ok = WriteFile(hCom, data.data(), (DWORD)data.size(), &written, &ov) ||
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GetOverlappedResult(hCom, &ov, &written, TRUE);
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CloseHandle(ov.hEvent);
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return ok && written == data.size();
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}
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size_t drivers::UartDriver::readChunk(std::vector<uint8_t>& out) {
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out.resize(512);
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DWORD read = 0;
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OVERLAPPED ov{};
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ov.hEvent = CreateEvent(nullptr, TRUE, FALSE, nullptr);
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bool ok = ReadFile(hCom, out.data(), (DWORD)out.size(), &read, &ov) ||
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GetOverlappedResult(hCom, &ov, &read, TRUE);
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CloseHandle(ov.hEvent);
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out.resize(read);
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return read;
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}
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drivers::UartDriver::~UartDriver() {
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if (hCom != INVALID_HANDLE_VALUE) CloseHandle(hCom);
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if (winHandle) CloseHandle(winHandle);
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}
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66
lib/port/win/udp.cpp
Normal file
66
lib/port/win/udp.cpp
Normal file
@@ -0,0 +1,66 @@
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// File: src/port/win/udp_driver_win.cpp
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#include "pollobject.h"
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#include <winsock2.h>
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#include <ws2tcpip.h>
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#include <string>
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#include <vector>
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#include <span>
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#include <stdexcept>
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#pragma comment(lib, "Ws2_32.lib")
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namespace drivers {
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class UdpDriver : public poller::PollObject {
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public:
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explicit UdpDriver(uint16_t port) {
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WSADATA wsa;
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WSAStartup(MAKEWORD(2,2), &wsa);
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sock = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
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if (sock == INVALID_SOCKET) throw std::runtime_error("Cannot create socket");
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||||
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||||
sockaddr_in addr{};
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addr.sin_family = AF_INET;
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||||
addr.sin_port = htons(port);
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||||
addr.sin_addr.s_addr = INADDR_ANY;
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if (bind(sock, (sockaddr*)&addr, sizeof(addr)) == SOCKET_ERROR)
|
||||
throw std::runtime_error("Bind failed");
|
||||
|
||||
winHandle = WSACreateEvent();
|
||||
if (!winHandle) throw std::runtime_error("WSACreateEvent failed");
|
||||
|
||||
WSAEventSelect(sock, winHandle, FD_READ);
|
||||
}
|
||||
|
||||
bool sendTo(std::span<const uint8_t> data, const std::string& addrStr, uint16_t port) {
|
||||
sockaddr_in dest{};
|
||||
dest.sin_family = AF_INET;
|
||||
dest.sin_port = htons(port);
|
||||
inet_pton(AF_INET, addrStr.c_str(), &dest.sin_addr);
|
||||
|
||||
int ret = sendto(sock, (const char*)data.data(), (int)data.size(), 0,
|
||||
(sockaddr*)&dest, sizeof(dest));
|
||||
return ret == (int)data.size();
|
||||
}
|
||||
|
||||
bool recvPacket(std::vector<uint8_t>& out) {
|
||||
out.resize(512);
|
||||
sockaddr_in src{};
|
||||
int len = sizeof(src);
|
||||
int ret = recvfrom(sock, (char*)out.data(), (int)out.size(), MSG_PEEK,
|
||||
(sockaddr*)&src, &len);
|
||||
if (ret <= 0) return false; // ничего нет или ошибка
|
||||
out.resize(ret);
|
||||
return true;
|
||||
}
|
||||
|
||||
~UdpDriver() override {
|
||||
if (sock != INVALID_SOCKET) closesocket(sock);
|
||||
if (winHandle) WSACloseEvent(winHandle);
|
||||
WSACleanup();
|
||||
}
|
||||
};
|
||||
|
||||
} // namespace drivers
|
||||
Reference in New Issue
Block a user