Aleksandrs Gumenuks / MaximInterface_Extended

Extended MaximInterface

Dependents:   mbed_DS28EC20_GPIO

Platforms/dotnet/SerialPort.cpp@3:f818ea5172ed, 2018-01-11 (annotated)

Committer:
IanBenzMaxim
Date:
Thu Jan 11 13:50:39 2018 -0600
Revision:
3:f818ea5172ed
Updated to version 1.1.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
IanBenzMaxim 3:f818ea5172ed 1 /*******************************************************************************
IanBenzMaxim 3:f818ea5172ed 2 * Copyright (C) 2017 Maxim Integrated Products, Inc., All Rights Reserved.
IanBenzMaxim 3:f818ea5172ed 3 *
IanBenzMaxim 3:f818ea5172ed 4 * Permission is hereby granted, free of charge, to any person obtaining a
IanBenzMaxim 3:f818ea5172ed 5 * copy of this software and associated documentation files (the "Software"),
IanBenzMaxim 3:f818ea5172ed 6 * to deal in the Software without restriction, including without limitation
IanBenzMaxim 3:f818ea5172ed 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
IanBenzMaxim 3:f818ea5172ed 8 * and/or sell copies of the Software, and to permit persons to whom the
IanBenzMaxim 3:f818ea5172ed 9 * Software is furnished to do so, subject to the following conditions:
IanBenzMaxim 3:f818ea5172ed 10 *
IanBenzMaxim 3:f818ea5172ed 11 * The above copyright notice and this permission notice shall be included
IanBenzMaxim 3:f818ea5172ed 12 * in all copies or substantial portions of the Software.
IanBenzMaxim 3:f818ea5172ed 13 *
IanBenzMaxim 3:f818ea5172ed 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
IanBenzMaxim 3:f818ea5172ed 15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
IanBenzMaxim 3:f818ea5172ed 16 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
IanBenzMaxim 3:f818ea5172ed 17 * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
IanBenzMaxim 3:f818ea5172ed 18 * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
IanBenzMaxim 3:f818ea5172ed 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
IanBenzMaxim 3:f818ea5172ed 20 * OTHER DEALINGS IN THE SOFTWARE.
IanBenzMaxim 3:f818ea5172ed 21 *
IanBenzMaxim 3:f818ea5172ed 22 * Except as contained in this notice, the name of Maxim Integrated
IanBenzMaxim 3:f818ea5172ed 23 * Products, Inc. shall not be used except as stated in the Maxim Integrated
IanBenzMaxim 3:f818ea5172ed 24 * Products, Inc. Branding Policy.
IanBenzMaxim 3:f818ea5172ed 25 *
IanBenzMaxim 3:f818ea5172ed 26 * The mere transfer of this software does not imply any licenses
IanBenzMaxim 3:f818ea5172ed 27 * of trade secrets, proprietary technology, copyrights, patents,
IanBenzMaxim 3:f818ea5172ed 28 * trademarks, maskwork rights, or any other form of intellectual
IanBenzMaxim 3:f818ea5172ed 29 * property whatsoever. Maxim Integrated Products, Inc. retains all
IanBenzMaxim 3:f818ea5172ed 30 * ownership rights.
IanBenzMaxim 3:f818ea5172ed 31 *******************************************************************************/
IanBenzMaxim 3:f818ea5172ed 32
IanBenzMaxim 3:f818ea5172ed 33 #include <msclr/auto_gcroot.h>
IanBenzMaxim 3:f818ea5172ed 34 #include <msclr/marshal_cppstd.h>
IanBenzMaxim 3:f818ea5172ed 35 #include <MaximInterface/Utilities/Error.hpp>
IanBenzMaxim 3:f818ea5172ed 36 #include "ChangeSizeType.hpp"
IanBenzMaxim 3:f818ea5172ed 37 #include "Sleep.hpp"
IanBenzMaxim 3:f818ea5172ed 38 #include "SerialPort.hpp"
IanBenzMaxim 3:f818ea5172ed 39
IanBenzMaxim 3:f818ea5172ed 40 using msclr::interop::marshal_as;
IanBenzMaxim 3:f818ea5172ed 41 using std::string;
IanBenzMaxim 3:f818ea5172ed 42 using namespace System;
IanBenzMaxim 3:f818ea5172ed 43 using System::Runtime::InteropServices::Marshal;
IanBenzMaxim 3:f818ea5172ed 44
IanBenzMaxim 3:f818ea5172ed 45 namespace MaximInterface {
IanBenzMaxim 3:f818ea5172ed 46 namespace dotnet {
IanBenzMaxim 3:f818ea5172ed 47
IanBenzMaxim 3:f818ea5172ed 48 template <typename Type, typename Input> static bool isType(Input in) {
IanBenzMaxim 3:f818ea5172ed 49 return dynamic_cast<Type>(in) != nullptr;
IanBenzMaxim 3:f818ea5172ed 50 }
IanBenzMaxim 3:f818ea5172ed 51
IanBenzMaxim 3:f818ea5172ed 52 template <typename Func>
IanBenzMaxim 3:f818ea5172ed 53 static error_code executeTryCatchOperation(Func tryOperation) {
IanBenzMaxim 3:f818ea5172ed 54 return executeTryCatchOperation(tryOperation, [] {});
IanBenzMaxim 3:f818ea5172ed 55 }
IanBenzMaxim 3:f818ea5172ed 56
IanBenzMaxim 3:f818ea5172ed 57 template <typename TryFunc, typename CatchFunc>
IanBenzMaxim 3:f818ea5172ed 58 static error_code executeTryCatchOperation(TryFunc tryOperation,
IanBenzMaxim 3:f818ea5172ed 59 CatchFunc catchOperation) {
IanBenzMaxim 3:f818ea5172ed 60 error_code result;
IanBenzMaxim 3:f818ea5172ed 61 try {
IanBenzMaxim 3:f818ea5172ed 62 tryOperation();
IanBenzMaxim 3:f818ea5172ed 63 } catch (Exception ^ e) {
IanBenzMaxim 3:f818ea5172ed 64 catchOperation();
IanBenzMaxim 3:f818ea5172ed 65 if (isType<ArgumentException ^>(e)) {
IanBenzMaxim 3:f818ea5172ed 66 result = make_error_code(SerialPort::ArgumentError);
IanBenzMaxim 3:f818ea5172ed 67 } else if (isType<InvalidOperationException ^>(e)) {
IanBenzMaxim 3:f818ea5172ed 68 result = make_error_code(SerialPort::InvalidOperationError);
IanBenzMaxim 3:f818ea5172ed 69 } else if (isType<System::IO::IOException ^>(e)) {
IanBenzMaxim 3:f818ea5172ed 70 result = make_error_code(SerialPort::IOError);
IanBenzMaxim 3:f818ea5172ed 71 } else if (isType<UnauthorizedAccessException ^>(e)) {
IanBenzMaxim 3:f818ea5172ed 72 result = make_error_code(SerialPort::UnauthorizedAccessError);
IanBenzMaxim 3:f818ea5172ed 73 } else if (isType<TimeoutException ^>(e)) {
IanBenzMaxim 3:f818ea5172ed 74 result = make_error_code(SerialPort::TimeoutError);
IanBenzMaxim 3:f818ea5172ed 75 } else {
IanBenzMaxim 3:f818ea5172ed 76 throw;
IanBenzMaxim 3:f818ea5172ed 77 }
IanBenzMaxim 3:f818ea5172ed 78 }
IanBenzMaxim 3:f818ea5172ed 79 return result;
IanBenzMaxim 3:f818ea5172ed 80 }
IanBenzMaxim 3:f818ea5172ed 81
IanBenzMaxim 3:f818ea5172ed 82 template <typename Func>
IanBenzMaxim 3:f818ea5172ed 83 static error_code executeIfConnected(const SerialPort & serial,
IanBenzMaxim 3:f818ea5172ed 84 Func operation) {
IanBenzMaxim 3:f818ea5172ed 85 return serial.connected() ? operation()
IanBenzMaxim 3:f818ea5172ed 86 : make_error_code(SerialPort::NotConnectedError);
IanBenzMaxim 3:f818ea5172ed 87 }
IanBenzMaxim 3:f818ea5172ed 88
IanBenzMaxim 3:f818ea5172ed 89 struct SerialPort::Data {
IanBenzMaxim 3:f818ea5172ed 90 msclr::auto_gcroot<System::IO::Ports::SerialPort ^> port;
IanBenzMaxim 3:f818ea5172ed 91 };
IanBenzMaxim 3:f818ea5172ed 92
IanBenzMaxim 3:f818ea5172ed 93 SerialPort::SerialPort() : data(std::make_unique<Data>()) {}
IanBenzMaxim 3:f818ea5172ed 94
IanBenzMaxim 3:f818ea5172ed 95 SerialPort::~SerialPort() = default;
IanBenzMaxim 3:f818ea5172ed 96
IanBenzMaxim 3:f818ea5172ed 97 SerialPort::SerialPort(SerialPort &&) noexcept = default;
IanBenzMaxim 3:f818ea5172ed 98
IanBenzMaxim 3:f818ea5172ed 99 SerialPort & SerialPort::operator=(SerialPort &&) noexcept = default;
IanBenzMaxim 3:f818ea5172ed 100
IanBenzMaxim 3:f818ea5172ed 101 error_code SerialPort::connect(const string & portName) {
IanBenzMaxim 3:f818ea5172ed 102 data->port = gcnew System::IO::Ports::SerialPort;
IanBenzMaxim 3:f818ea5172ed 103 return executeTryCatchOperation(
IanBenzMaxim 3:f818ea5172ed 104 [this, &portName] {
IanBenzMaxim 3:f818ea5172ed 105 data->port->PortName = marshal_as<String ^>(portName);
IanBenzMaxim 3:f818ea5172ed 106 data->port->DtrEnable = true;
IanBenzMaxim 3:f818ea5172ed 107 data->port->ReadTimeout = 1000;
IanBenzMaxim 3:f818ea5172ed 108 data->port->WriteTimeout = 1000;
IanBenzMaxim 3:f818ea5172ed 109 data->port->Open();
IanBenzMaxim 3:f818ea5172ed 110 },
IanBenzMaxim 3:f818ea5172ed 111 [this] { data->port.reset(); });
IanBenzMaxim 3:f818ea5172ed 112 }
IanBenzMaxim 3:f818ea5172ed 113
IanBenzMaxim 3:f818ea5172ed 114 error_code SerialPort::disconnect() {
IanBenzMaxim 3:f818ea5172ed 115 data->port.reset();
IanBenzMaxim 3:f818ea5172ed 116 return error_code();
IanBenzMaxim 3:f818ea5172ed 117 }
IanBenzMaxim 3:f818ea5172ed 118
IanBenzMaxim 3:f818ea5172ed 119 bool SerialPort::connected() const { return data->port.get() != nullptr; }
IanBenzMaxim 3:f818ea5172ed 120
IanBenzMaxim 3:f818ea5172ed 121 string SerialPort::portName() const {
IanBenzMaxim 3:f818ea5172ed 122 return connected() ? marshal_as<string>(data->port->PortName) : "";
IanBenzMaxim 3:f818ea5172ed 123 }
IanBenzMaxim 3:f818ea5172ed 124
IanBenzMaxim 3:f818ea5172ed 125 error_code SerialPort::setBaudRate(int_least32_t baudRate) {
IanBenzMaxim 3:f818ea5172ed 126 return executeIfConnected(*this, [this, baudRate] {
IanBenzMaxim 3:f818ea5172ed 127 return executeTryCatchOperation(
IanBenzMaxim 3:f818ea5172ed 128 [this, baudRate] { data->port->BaudRate = baudRate; });
IanBenzMaxim 3:f818ea5172ed 129 });
IanBenzMaxim 3:f818ea5172ed 130 }
IanBenzMaxim 3:f818ea5172ed 131
IanBenzMaxim 3:f818ea5172ed 132 error_code SerialPort::sendBreak() {
IanBenzMaxim 3:f818ea5172ed 133 return executeIfConnected(*this, [this] {
IanBenzMaxim 3:f818ea5172ed 134 return executeTryCatchOperation([this] {
IanBenzMaxim 3:f818ea5172ed 135 data->port->BreakState = true;
IanBenzMaxim 3:f818ea5172ed 136 sleep(1);
IanBenzMaxim 3:f818ea5172ed 137 data->port->BreakState = false;
IanBenzMaxim 3:f818ea5172ed 138 });
IanBenzMaxim 3:f818ea5172ed 139 });
IanBenzMaxim 3:f818ea5172ed 140 }
IanBenzMaxim 3:f818ea5172ed 141
IanBenzMaxim 3:f818ea5172ed 142 error_code SerialPort::clearReadBuffer() {
IanBenzMaxim 3:f818ea5172ed 143 return executeIfConnected(*this, [this] {
IanBenzMaxim 3:f818ea5172ed 144 return executeTryCatchOperation([this] { data->port->ReadExisting(); });
IanBenzMaxim 3:f818ea5172ed 145 });
IanBenzMaxim 3:f818ea5172ed 146 }
IanBenzMaxim 3:f818ea5172ed 147
IanBenzMaxim 3:f818ea5172ed 148 error_code SerialPort::writeByte(uint_least8_t data) {
IanBenzMaxim 3:f818ea5172ed 149 return writeBlock(&data, 1);
IanBenzMaxim 3:f818ea5172ed 150 }
IanBenzMaxim 3:f818ea5172ed 151
IanBenzMaxim 3:f818ea5172ed 152 error_code SerialPort::writeBlock(const uint_least8_t * data, size_t dataLen) {
IanBenzMaxim 3:f818ea5172ed 153 return executeIfConnected(*this, [this, data, dataLen] {
IanBenzMaxim 3:f818ea5172ed 154 return executeTryCatchOperation([this, data, dataLen] {
IanBenzMaxim 3:f818ea5172ed 155 changeSizeType<int>(
IanBenzMaxim 3:f818ea5172ed 156 [this](const uint_least8_t * dataChunk, int dataChunkSize) {
IanBenzMaxim 3:f818ea5172ed 157 auto dataManaged = gcnew array<uint_least8_t>(dataChunkSize);
IanBenzMaxim 3:f818ea5172ed 158 Marshal::Copy(
IanBenzMaxim 3:f818ea5172ed 159 static_cast<IntPtr>(const_cast<uint_least8_t *>(dataChunk)),
IanBenzMaxim 3:f818ea5172ed 160 dataManaged, 0, dataChunkSize);
IanBenzMaxim 3:f818ea5172ed 161 this->data->port->Write(dataManaged, 0, dataChunkSize);
IanBenzMaxim 3:f818ea5172ed 162 },
IanBenzMaxim 3:f818ea5172ed 163 data, dataLen);
IanBenzMaxim 3:f818ea5172ed 164 });
IanBenzMaxim 3:f818ea5172ed 165 });
IanBenzMaxim 3:f818ea5172ed 166 }
IanBenzMaxim 3:f818ea5172ed 167
IanBenzMaxim 3:f818ea5172ed 168 error_code SerialPort::readByte(uint_least8_t & data) {
IanBenzMaxim 3:f818ea5172ed 169 return executeIfConnected(*this, [this, &data] {
IanBenzMaxim 3:f818ea5172ed 170 return executeTryCatchOperation(
IanBenzMaxim 3:f818ea5172ed 171 [this, &data] { data = this->data->port->ReadByte(); });
IanBenzMaxim 3:f818ea5172ed 172 });
IanBenzMaxim 3:f818ea5172ed 173 }
IanBenzMaxim 3:f818ea5172ed 174
IanBenzMaxim 3:f818ea5172ed 175 error_code SerialPort::readBlock(uint_least8_t * data, size_t dataLen) {
IanBenzMaxim 3:f818ea5172ed 176 return executeIfConnected(*this, [this, data, dataLen] {
IanBenzMaxim 3:f818ea5172ed 177 return executeTryCatchOperation([this, data, dataLen] {
IanBenzMaxim 3:f818ea5172ed 178 changeSizeType<int>(
IanBenzMaxim 3:f818ea5172ed 179 [this](uint_least8_t * dataChunk, int dataChunkSize) {
IanBenzMaxim 3:f818ea5172ed 180 auto dataManaged = gcnew array<uint_least8_t>(dataChunkSize);
IanBenzMaxim 3:f818ea5172ed 181 int bytesRead = 0;
IanBenzMaxim 3:f818ea5172ed 182 do {
IanBenzMaxim 3:f818ea5172ed 183 bytesRead += this->data->port->Read(dataManaged, bytesRead,
IanBenzMaxim 3:f818ea5172ed 184 dataChunkSize - bytesRead);
IanBenzMaxim 3:f818ea5172ed 185 } while (bytesRead < dataChunkSize);
IanBenzMaxim 3:f818ea5172ed 186 Marshal::Copy(dataManaged, 0, static_cast<IntPtr>(dataChunk),
IanBenzMaxim 3:f818ea5172ed 187 dataChunkSize);
IanBenzMaxim 3:f818ea5172ed 188 },
IanBenzMaxim 3:f818ea5172ed 189 data, dataLen);
IanBenzMaxim 3:f818ea5172ed 190 });
IanBenzMaxim 3:f818ea5172ed 191 });
IanBenzMaxim 3:f818ea5172ed 192 }
IanBenzMaxim 3:f818ea5172ed 193
IanBenzMaxim 3:f818ea5172ed 194 const error_category & SerialPort::errorCategory() {
IanBenzMaxim 3:f818ea5172ed 195 static class : public error_category {
IanBenzMaxim 3:f818ea5172ed 196 public:
IanBenzMaxim 3:f818ea5172ed 197 virtual const char * name() const override { return "dotnet SerialPort"; }
IanBenzMaxim 3:f818ea5172ed 198
IanBenzMaxim 3:f818ea5172ed 199 virtual string message(int condition) const override {
IanBenzMaxim 3:f818ea5172ed 200 switch (condition) {
IanBenzMaxim 3:f818ea5172ed 201 case NotConnectedError:
IanBenzMaxim 3:f818ea5172ed 202 return "Not Connected Error";
IanBenzMaxim 3:f818ea5172ed 203
IanBenzMaxim 3:f818ea5172ed 204 case ArgumentError:
IanBenzMaxim 3:f818ea5172ed 205 return "Argument Error";
IanBenzMaxim 3:f818ea5172ed 206
IanBenzMaxim 3:f818ea5172ed 207 case InvalidOperationError:
IanBenzMaxim 3:f818ea5172ed 208 return "Invalid Operation Error";
IanBenzMaxim 3:f818ea5172ed 209
IanBenzMaxim 3:f818ea5172ed 210 case IOError:
IanBenzMaxim 3:f818ea5172ed 211 return "IO Error";
IanBenzMaxim 3:f818ea5172ed 212
IanBenzMaxim 3:f818ea5172ed 213 case UnauthorizedAccessError:
IanBenzMaxim 3:f818ea5172ed 214 return "Unauthorized Access Error";
IanBenzMaxim 3:f818ea5172ed 215
IanBenzMaxim 3:f818ea5172ed 216 default:
IanBenzMaxim 3:f818ea5172ed 217 return defaultErrorMessage(condition);
IanBenzMaxim 3:f818ea5172ed 218 }
IanBenzMaxim 3:f818ea5172ed 219 }
IanBenzMaxim 3:f818ea5172ed 220 } instance;
IanBenzMaxim 3:f818ea5172ed 221 return instance;
IanBenzMaxim 3:f818ea5172ed 222 }
IanBenzMaxim 3:f818ea5172ed 223
IanBenzMaxim 3:f818ea5172ed 224 } // namespace dotnet
IanBenzMaxim 3:f818ea5172ed 225 } // namespace MaximInterface