322 lines
9.1 KiB
C++
322 lines
9.1 KiB
C++
#ifndef SERIAL_H
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#define SERIAL_H
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#include <algorithm>
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#include <chrono>
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#include <expected>
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#include <format>
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#include <functional>
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#include <iostream>
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#include <ranges>
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#include <sstream>
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#include <string>
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#include <string_view>
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#include <thread>
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#include <type_traits>
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#include <vector>
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#include "serialib.h"
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using namespace std::literals::chrono_literals;
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namespace ranges = std::ranges;
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namespace views = std::views;
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namespace serial {
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template <typename... Types> struct _StrongType {};
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template <typename T> struct _StrongType<T> {
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using Type = T;
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};
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template <typename Ta, typename Tb> struct _StrongType<Ta, Tb> {
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using Type = decltype(true ? std::declval<Ta>() : std::declval<Tb>());
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};
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template <typename T, typename... Types> struct _StrongType<T, Types...> {
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using Type =
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typename _StrongType<T, typename _StrongType<Types...>::Type>::Type;
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};
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template <typename... Types>
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using _strongType_t = typename _StrongType<Types...>::Type;
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template <typename... Args> struct _IsCastable {};
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template <typename T> struct _IsCastable<T> {
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static constexpr bool value = true;
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using Type = T;
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};
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template <typename T, typename U> struct _IsCastable<T, U> {
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using __TRUE = char;
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using __FALSE = struct {
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char _[2];
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};
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static consteval __TRUE __TEST(U);
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static consteval __FALSE __TEST(...);
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static constexpr bool value =
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sizeof(__TEST(std::declval<T>())) == sizeof(__TRUE);
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using Type = std::conditional_t<value, U, void>;
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};
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template <typename T, typename... Args> struct _IsCastable<T, Args...> {
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static constexpr bool value =
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_IsCastable<T, typename _IsCastable<Args...>::Type>::value;
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using Type =
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std::conditional_t<value, typename _IsCastable<Args...>::Type, void>;
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};
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template <typename T>
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concept _SupportString = requires {
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_IsCastable<T, const char*, char*, std::string, std::string_view>::value;
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};
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template <_SupportString T> [[maybe_unused]] std::string _to_string(T&& str) {
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if constexpr (std::is_same_v<std::decay_t<T>, std::string>) {
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return str;
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}
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else if constexpr (std::is_same_v<std::decay_t<T>, std::string_view>) {
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return std::move(std::string(str.data()));
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}
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else if constexpr (std::is_same_v<std::decay_t<T>, const char*>) {
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return std::string(str);
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}
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}
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static std::vector<std::string> GetUsbPorts() {
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#if defined(_WIN32) || defined(_WIN64)
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std::vector<std::string> portArray;
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std::string comname;
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std::string showname;
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ranges::for_each(views::iota(1, 256), [&](int i) {
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std::format_to(std::back_inserter(comname), "\\\\.\\COM{}", i);
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std::format_to(std::back_inserter(showname), "COM{}", i);
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const HANDLE m_handle = ::CreateFileA(
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comname.c_str(), static_cast<DWORD>(GENERIC_WRITE) | GENERIC_READ,
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0U, nullptr, OPEN_EXISTING, 0U, nullptr);
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if (m_handle != INVALID_HANDLE_VALUE) {
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portArray.push_back(showname);
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CloseHandle(m_handle);
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}
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comname.clear();
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showname.clear();
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});
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return portArray;
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#elif defined(__linux__)
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#endif
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}
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enum class [[maybe_unused]] SerialErrorCode {
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SUCCESS,
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TIMEOUT,
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SETTIMEOUTERROR,
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WRITEINGERROR,
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READINGERROR,
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};
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enum SerialDataBits {
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DATABIT_5 = 0,
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DATABIT_6,
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DATABIT_7,
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DATABIT_8,
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DATABIT_16,
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};
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enum SerialStopBits {
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STOPBIT_1 = 0,
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STOPBIT_1_5,
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STOPBIT_2,
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};
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enum SerialParity {
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SERIAL_PARITY_NONE = 0,
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SERIAL_PARITY_EVEN,
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SERIAL_PARITY_ODD,
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SERIAL_PARITY_MARK,
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SERIAL_PARITY_SPACE,
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};
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class Serial {
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private:
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serialib ser;
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const char* endChar = "\r\n";
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std::function<void(const std::string&)> logCallBack;
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bool removeEcho = true; // 剔除回显
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public:
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Serial() = default;
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~Serial() { CloseDevice(); }
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Serial(const Serial& other) = delete;
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Serial(Serial&& other) = delete;
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Serial& operator=(const Serial& other) = delete;
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Serial& operator=(Serial&& other) = delete;
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auto SetRemoveEcho(bool remove) { removeEcho = remove; }
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auto SetDtr(bool flag) { return flag ? ser.setDTR() : ser.clearDTR(); }
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auto SetRts(bool flag) { return flag ? ser.setRTS() : ser.clearRTS(); }
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static std::string GetTimeNow() {
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auto now = std::chrono::system_clock::now();
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auto now_c = std::chrono::system_clock::to_time_t(now);
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char buffer[32];
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auto _ = ctime_s(buffer, 32, &now_c);
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return buffer;
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}
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bool IsOpen() { return ser.isDeviceOpen(); }
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template <_SupportString T>
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bool OpenDevice(T portName, unsigned int bauds = 115200, int delayTime = 0,
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SerialDataBits dataBits = SerialDataBits::DATABIT_8,
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SerialStopBits stopBits = SerialStopBits::STOPBIT_1,
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SerialParity parity = SerialParity::SERIAL_PARITY_NONE) {
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#if defined(_WIN32) || defined(__WIN64)
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std::string reallyPortName;
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std::format_to(std::back_inserter(reallyPortName), "\\\\.\\{}",
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portName);
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#elif defined(__linux__)
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std::string reallyPortName = std::string(portName);
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#endif
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std::this_thread::sleep_for(std::chrono::milliseconds(delayTime));
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if (ser.isDeviceOpen())
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ser.closeDevice();
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int code = ser.openDevice(reallyPortName.c_str(), bauds,
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static_cast<::SerialDataBits>(dataBits),
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static_cast<::SerialParity>(parity),
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static_cast<::SerialStopBits>(stopBits));
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if (code == 1) {
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return true;
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}
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else {
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return false;
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}
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}
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void Log(const std::string& log) const {
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if (logCallBack) {
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auto msg = GetTimeNow() + " " + log;
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logCallBack(msg);
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}
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}
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void
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SetLogCallBack(const std::function<void(const std::string&)>& callBack) {
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logCallBack = callBack;
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}
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void CloseDevice() {
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if (!ser.isDeviceOpen())
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return;
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ser.closeDevice();
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}
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template <_SupportString T>
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std::expected<std::string, SerialErrorCode>
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DelayGetResponse(int delayTime, T command, int timeout = 50) {
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std::this_thread::sleep_for(std::chrono::milliseconds(delayTime));
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return GetAtResponse(command, timeout);
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}
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template <int repeatTime = 5, int delayTime = 200, int timeout = 200,
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_SupportString T, _SupportString... Args>
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bool GetAtUntilRepeat(T command, Args... args) {
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std::stringstream ss;
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int i = 0;
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while (i++ < repeatTime) {
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ss.str("");
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ss << "Count: " << i << "\n";
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Log(ss.str());
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std::this_thread::sleep_for(std::chrono::milliseconds(delayTime));
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if (GetAtUntil<timeout>(command, args...))
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return true;
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}
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return false;
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}
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template <_SupportString T>
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std::expected<std::string, SerialErrorCode>
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GetAtResponse(T command, int timeout = 50) {
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ser.flushReceiver();
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std::string reallyCommand = std::string(command) + endChar;
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ser.writeString(reallyCommand.c_str());
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Log("Send: " + reallyCommand);
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std::this_thread::sleep_for(10ms);
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auto availableSize = ser.available();
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auto buffer = std::make_unique<char[]>(availableSize + 1);
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std::memset(buffer.get(), 0, availableSize);
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auto size = ser.readBytes(buffer.get(), availableSize, timeout);
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if (size > 0) {
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buffer[size] = '\0';
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std::string response = std::string(buffer.get());
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Log("Receive: " + response);
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if (removeEcho)
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response.replace(0, reallyCommand.length(), "");
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return response;
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}
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return std::unexpected(SerialErrorCode::TIMEOUT);
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}
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template <_SupportString T>
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auto GetAtResponseRepeat(T command, int timeout = 200, int repeatTime = 1)
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-> void {
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for (int i = 0; i <= repeatTime; i++) {
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auto _ = GetAtResponse(command, timeout);
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}
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}
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template <int timeout = 200, _SupportString T, _SupportString... Args>
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bool GetAtUntil(T command, Args... expect) {
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auto endTime = std::chrono::system_clock::now() +
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std::chrono::milliseconds(timeout);
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ser.flushReceiver();
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std::string resp;
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std::string reallyCommand = std::string(command) + endChar;
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ser.writeString(reallyCommand.c_str());
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Log("Send : " + reallyCommand);
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while (std::chrono::system_clock::now() < endTime) {
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std::this_thread::sleep_for(10ms);
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auto availableSize = ser.available();
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auto buffer = std::make_unique<char[]>(availableSize + 1);
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auto size = ser.readBytes(buffer.get(), availableSize, timeout);
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buffer[size] = '\0';
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auto str = std::string(buffer.get());
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if (size > 0){
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Log("Receive: " + str);
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resp += str;
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}
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if (((str.find(expect) != std::string::npos) && ...)) {
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return true;
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}
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}
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return false;
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}
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template <int timeout = 200, _SupportString T, _SupportString... Args>
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std::string GetAtUntilAndReturn(T command, Args... expect)
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{
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auto endTime = std::chrono::system_clock::now() +
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std::chrono::milliseconds(timeout);
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ser.flushReceiver();
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std::string resp = "";
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std::string reallyCommand = std::string(command) + endChar;
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ser.writeString(reallyCommand.c_str());
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Log("Send : " + reallyCommand);
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while (std::chrono::system_clock::now() < endTime) {
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std::this_thread::sleep_for(10ms);
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auto availableSize = ser.available();
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auto buffer = std::make_unique<char[]>(availableSize + 1);
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auto size = ser.readBytes(buffer.get(), availableSize, timeout);
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buffer[size] = '\0';
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auto str = std::string(buffer.get());
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resp += str;
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if (size > 0)
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Log("Receive: " + str);
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if (((resp.find(expect) != std::string::npos) && ...)) {
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return resp;
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}
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}
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return resp;
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}
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};
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} // namespace serial
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#endif // SERIAL_H
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