Aleksandrs Gumenuks / MaximInterface_Extended

Extended MaximInterface

Dependents:   mbed_DS28EC20_GPIO

Platforms/dotnet/Uart.cpp@0:f77ad7f72d04, 2017-11-06 (annotated)

Committer:
IanBenzMaxim
Date:
Mon Nov 06 14:39:18 2017 -0600
Revision:
0:f77ad7f72d04
Initial commit.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
IanBenzMaxim 0:f77ad7f72d04 1 /*******************************************************************************
IanBenzMaxim 0:f77ad7f72d04 2 * Copyright (C) 2017 Maxim Integrated Products, Inc., All Rights Reserved.
IanBenzMaxim 0:f77ad7f72d04 3 *
IanBenzMaxim 0:f77ad7f72d04 4 * Permission is hereby granted, free of charge, to any person obtaining a
IanBenzMaxim 0:f77ad7f72d04 5 * copy of this software and associated documentation files (the "Software"),
IanBenzMaxim 0:f77ad7f72d04 6 * to deal in the Software without restriction, including without limitation
IanBenzMaxim 0:f77ad7f72d04 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
IanBenzMaxim 0:f77ad7f72d04 8 * and/or sell copies of the Software, and to permit persons to whom the
IanBenzMaxim 0:f77ad7f72d04 9 * Software is furnished to do so, subject to the following conditions:
IanBenzMaxim 0:f77ad7f72d04 10 *
IanBenzMaxim 0:f77ad7f72d04 11 * The above copyright notice and this permission notice shall be included
IanBenzMaxim 0:f77ad7f72d04 12 * in all copies or substantial portions of the Software.
IanBenzMaxim 0:f77ad7f72d04 13 *
IanBenzMaxim 0:f77ad7f72d04 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
IanBenzMaxim 0:f77ad7f72d04 15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
IanBenzMaxim 0:f77ad7f72d04 16 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
IanBenzMaxim 0:f77ad7f72d04 17 * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
IanBenzMaxim 0:f77ad7f72d04 18 * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
IanBenzMaxim 0:f77ad7f72d04 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
IanBenzMaxim 0:f77ad7f72d04 20 * OTHER DEALINGS IN THE SOFTWARE.
IanBenzMaxim 0:f77ad7f72d04 21 *
IanBenzMaxim 0:f77ad7f72d04 22 * Except as contained in this notice, the name of Maxim Integrated
IanBenzMaxim 0:f77ad7f72d04 23 * Products, Inc. shall not be used except as stated in the Maxim Integrated
IanBenzMaxim 0:f77ad7f72d04 24 * Products, Inc. Branding Policy.
IanBenzMaxim 0:f77ad7f72d04 25 *
IanBenzMaxim 0:f77ad7f72d04 26 * The mere transfer of this software does not imply any licenses
IanBenzMaxim 0:f77ad7f72d04 27 * of trade secrets, proprietary technology, copyrights, patents,
IanBenzMaxim 0:f77ad7f72d04 28 * trademarks, maskwork rights, or any other form of intellectual
IanBenzMaxim 0:f77ad7f72d04 29 * property whatsoever. Maxim Integrated Products, Inc. retains all
IanBenzMaxim 0:f77ad7f72d04 30 * ownership rights.
IanBenzMaxim 0:f77ad7f72d04 31 *******************************************************************************/
IanBenzMaxim 0:f77ad7f72d04 32
IanBenzMaxim 0:f77ad7f72d04 33 #include <msclr/auto_gcroot.h>
IanBenzMaxim 0:f77ad7f72d04 34 #include <msclr/marshal_cppstd.h>
IanBenzMaxim 0:f77ad7f72d04 35 #include <MaximInterface/Utilities/Error.hpp>
IanBenzMaxim 0:f77ad7f72d04 36 #include "ChangeSizeType.hpp"
IanBenzMaxim 0:f77ad7f72d04 37 #include "Sleep.hpp"
IanBenzMaxim 0:f77ad7f72d04 38 #include "Uart.hpp"
IanBenzMaxim 0:f77ad7f72d04 39
IanBenzMaxim 0:f77ad7f72d04 40 using msclr::interop::marshal_as;
IanBenzMaxim 0:f77ad7f72d04 41 using std::string;
IanBenzMaxim 0:f77ad7f72d04 42 using namespace System;
IanBenzMaxim 0:f77ad7f72d04 43 using System::IO::Ports::SerialPort;
IanBenzMaxim 0:f77ad7f72d04 44 using System::Runtime::InteropServices::Marshal;
IanBenzMaxim 0:f77ad7f72d04 45
IanBenzMaxim 0:f77ad7f72d04 46 namespace MaximInterface {
IanBenzMaxim 0:f77ad7f72d04 47 namespace dotnet {
IanBenzMaxim 0:f77ad7f72d04 48
IanBenzMaxim 0:f77ad7f72d04 49 template <typename Type, typename Input> static bool isType(Input in) {
IanBenzMaxim 0:f77ad7f72d04 50 return dynamic_cast<Type>(in) != nullptr;
IanBenzMaxim 0:f77ad7f72d04 51 }
IanBenzMaxim 0:f77ad7f72d04 52
IanBenzMaxim 0:f77ad7f72d04 53 template <typename Func>
IanBenzMaxim 0:f77ad7f72d04 54 static error_code executeTryCatchOperation(Func tryOperation) {
IanBenzMaxim 0:f77ad7f72d04 55 return executeTryCatchOperation(tryOperation, [] {});
IanBenzMaxim 0:f77ad7f72d04 56 }
IanBenzMaxim 0:f77ad7f72d04 57
IanBenzMaxim 0:f77ad7f72d04 58 template <typename TryFunc, typename CatchFunc>
IanBenzMaxim 0:f77ad7f72d04 59 static error_code executeTryCatchOperation(TryFunc tryOperation,
IanBenzMaxim 0:f77ad7f72d04 60 CatchFunc catchOperation) {
IanBenzMaxim 0:f77ad7f72d04 61 error_code result;
IanBenzMaxim 0:f77ad7f72d04 62 try {
IanBenzMaxim 0:f77ad7f72d04 63 tryOperation();
IanBenzMaxim 0:f77ad7f72d04 64 } catch (Exception ^ e) {
IanBenzMaxim 0:f77ad7f72d04 65 catchOperation();
IanBenzMaxim 0:f77ad7f72d04 66 if (isType<ArgumentException ^>(e)) {
IanBenzMaxim 0:f77ad7f72d04 67 result = make_error_code(Uart::ArgumentError);
IanBenzMaxim 0:f77ad7f72d04 68 } else if (isType<InvalidOperationException ^>(e)) {
IanBenzMaxim 0:f77ad7f72d04 69 result = make_error_code(Uart::InvalidOperationError);
IanBenzMaxim 0:f77ad7f72d04 70 } else if (isType<System::IO::IOException ^>(e)) {
IanBenzMaxim 0:f77ad7f72d04 71 result = make_error_code(Uart::IOError);
IanBenzMaxim 0:f77ad7f72d04 72 } else if (isType<UnauthorizedAccessException ^>(e)) {
IanBenzMaxim 0:f77ad7f72d04 73 result = make_error_code(Uart::UnauthorizedAccessError);
IanBenzMaxim 0:f77ad7f72d04 74 } else if (isType<TimeoutException ^>(e)) {
IanBenzMaxim 0:f77ad7f72d04 75 result = make_error_code(Uart::TimeoutError);
IanBenzMaxim 0:f77ad7f72d04 76 } else {
IanBenzMaxim 0:f77ad7f72d04 77 throw;
IanBenzMaxim 0:f77ad7f72d04 78 }
IanBenzMaxim 0:f77ad7f72d04 79 }
IanBenzMaxim 0:f77ad7f72d04 80 return result;
IanBenzMaxim 0:f77ad7f72d04 81 }
IanBenzMaxim 0:f77ad7f72d04 82
IanBenzMaxim 0:f77ad7f72d04 83 template <typename Func>
IanBenzMaxim 0:f77ad7f72d04 84 static error_code executeIfConnected(const Uart & serial, Func operation) {
IanBenzMaxim 0:f77ad7f72d04 85 return serial.connected() ? operation()
IanBenzMaxim 0:f77ad7f72d04 86 : make_error_code(Uart::NotConnectedError);
IanBenzMaxim 0:f77ad7f72d04 87 }
IanBenzMaxim 0:f77ad7f72d04 88
IanBenzMaxim 0:f77ad7f72d04 89 struct Uart::Data {
IanBenzMaxim 0:f77ad7f72d04 90 msclr::auto_gcroot<SerialPort ^> port;
IanBenzMaxim 0:f77ad7f72d04 91 };
IanBenzMaxim 0:f77ad7f72d04 92
IanBenzMaxim 0:f77ad7f72d04 93 Uart::Uart() : data(std::make_unique<Data>()) {}
IanBenzMaxim 0:f77ad7f72d04 94
IanBenzMaxim 0:f77ad7f72d04 95 Uart::~Uart() = default;
IanBenzMaxim 0:f77ad7f72d04 96
IanBenzMaxim 0:f77ad7f72d04 97 Uart::Uart(Uart &&) noexcept = default;
IanBenzMaxim 0:f77ad7f72d04 98
IanBenzMaxim 0:f77ad7f72d04 99 Uart & Uart::operator=(Uart &&) noexcept = default;
IanBenzMaxim 0:f77ad7f72d04 100
IanBenzMaxim 0:f77ad7f72d04 101 error_code Uart::connect(const string & portName) {
IanBenzMaxim 0:f77ad7f72d04 102 data->port = gcnew SerialPort;
IanBenzMaxim 0:f77ad7f72d04 103 return executeTryCatchOperation(
IanBenzMaxim 0:f77ad7f72d04 104 [this, &portName] {
IanBenzMaxim 0:f77ad7f72d04 105 data->port->PortName = marshal_as<String ^>(portName);
IanBenzMaxim 0:f77ad7f72d04 106 data->port->DtrEnable = true;
IanBenzMaxim 0:f77ad7f72d04 107 data->port->Open();
IanBenzMaxim 0:f77ad7f72d04 108 },
IanBenzMaxim 0:f77ad7f72d04 109 [this] { data->port.reset(); });
IanBenzMaxim 0:f77ad7f72d04 110 }
IanBenzMaxim 0:f77ad7f72d04 111
IanBenzMaxim 0:f77ad7f72d04 112 void Uart::disconnect() { data->port.reset(); }
IanBenzMaxim 0:f77ad7f72d04 113
IanBenzMaxim 0:f77ad7f72d04 114 bool Uart::connected() const { return data->port.get() != nullptr; }
IanBenzMaxim 0:f77ad7f72d04 115
IanBenzMaxim 0:f77ad7f72d04 116 string Uart::portName() const {
IanBenzMaxim 0:f77ad7f72d04 117 return connected() ? marshal_as<string>(data->port->PortName) : "";
IanBenzMaxim 0:f77ad7f72d04 118 }
IanBenzMaxim 0:f77ad7f72d04 119
IanBenzMaxim 0:f77ad7f72d04 120 error_code Uart::setBaud(int_least32_t baud) {
IanBenzMaxim 0:f77ad7f72d04 121 return executeIfConnected(*this, [this, baud] {
IanBenzMaxim 0:f77ad7f72d04 122 return executeTryCatchOperation(
IanBenzMaxim 0:f77ad7f72d04 123 [this, baud] { data->port->BaudRate = baud; });
IanBenzMaxim 0:f77ad7f72d04 124 });
IanBenzMaxim 0:f77ad7f72d04 125 }
IanBenzMaxim 0:f77ad7f72d04 126
IanBenzMaxim 0:f77ad7f72d04 127 error_code Uart::sendBreak() {
IanBenzMaxim 0:f77ad7f72d04 128 return executeIfConnected(*this, [this] {
IanBenzMaxim 0:f77ad7f72d04 129 return executeTryCatchOperation([this] {
IanBenzMaxim 0:f77ad7f72d04 130 data->port->BreakState = true;
IanBenzMaxim 0:f77ad7f72d04 131 sleep(1);
IanBenzMaxim 0:f77ad7f72d04 132 data->port->BreakState = false;
IanBenzMaxim 0:f77ad7f72d04 133 });
IanBenzMaxim 0:f77ad7f72d04 134 });
IanBenzMaxim 0:f77ad7f72d04 135 }
IanBenzMaxim 0:f77ad7f72d04 136
IanBenzMaxim 0:f77ad7f72d04 137 error_code Uart::clearReadBuffer() {
IanBenzMaxim 0:f77ad7f72d04 138 return executeIfConnected(*this, [this] {
IanBenzMaxim 0:f77ad7f72d04 139 return executeTryCatchOperation([this] { data->port->ReadExisting(); });
IanBenzMaxim 0:f77ad7f72d04 140 });
IanBenzMaxim 0:f77ad7f72d04 141 }
IanBenzMaxim 0:f77ad7f72d04 142
IanBenzMaxim 0:f77ad7f72d04 143 error_code Uart::writeByte(uint_least8_t data) { return writeBlock(&data, 1); }
IanBenzMaxim 0:f77ad7f72d04 144
IanBenzMaxim 0:f77ad7f72d04 145 error_code Uart::writeBlock(const uint_least8_t * data, size_t dataLen) {
IanBenzMaxim 0:f77ad7f72d04 146 return executeIfConnected(*this, [this, data, dataLen] {
IanBenzMaxim 0:f77ad7f72d04 147 return executeTryCatchOperation([this, data, dataLen] {
IanBenzMaxim 0:f77ad7f72d04 148 changeSizeType<int>(
IanBenzMaxim 0:f77ad7f72d04 149 [this](const uint_least8_t * dataChunk, int dataChunkSize) {
IanBenzMaxim 0:f77ad7f72d04 150 auto dataManaged = gcnew array<uint_least8_t>(dataChunkSize);
IanBenzMaxim 0:f77ad7f72d04 151 Marshal::Copy(
IanBenzMaxim 0:f77ad7f72d04 152 static_cast<IntPtr>(const_cast<uint_least8_t *>(dataChunk)),
IanBenzMaxim 0:f77ad7f72d04 153 dataManaged, 0, dataChunkSize);
IanBenzMaxim 0:f77ad7f72d04 154 this->data->port->Write(dataManaged, 0, dataChunkSize);
IanBenzMaxim 0:f77ad7f72d04 155 },
IanBenzMaxim 0:f77ad7f72d04 156 data, dataLen);
IanBenzMaxim 0:f77ad7f72d04 157 });
IanBenzMaxim 0:f77ad7f72d04 158 });
IanBenzMaxim 0:f77ad7f72d04 159 }
IanBenzMaxim 0:f77ad7f72d04 160
IanBenzMaxim 0:f77ad7f72d04 161 error_code Uart::readByte(uint_least8_t & data) {
IanBenzMaxim 0:f77ad7f72d04 162 return executeIfConnected(*this, [this, &data] {
IanBenzMaxim 0:f77ad7f72d04 163 return executeTryCatchOperation(
IanBenzMaxim 0:f77ad7f72d04 164 [this, &data] { data = this->data->port->ReadByte(); });
IanBenzMaxim 0:f77ad7f72d04 165 });
IanBenzMaxim 0:f77ad7f72d04 166 }
IanBenzMaxim 0:f77ad7f72d04 167
IanBenzMaxim 0:f77ad7f72d04 168 error_code Uart::readBlock(uint_least8_t * data, size_t dataLen) {
IanBenzMaxim 0:f77ad7f72d04 169 return executeIfConnected(*this, [this, data, dataLen] {
IanBenzMaxim 0:f77ad7f72d04 170 return executeTryCatchOperation([this, data, dataLen] {
IanBenzMaxim 0:f77ad7f72d04 171 changeSizeType<int>(
IanBenzMaxim 0:f77ad7f72d04 172 [this](uint_least8_t * dataChunk, int dataChunkSize) {
IanBenzMaxim 0:f77ad7f72d04 173 auto dataManaged = gcnew array<uint_least8_t>(dataChunkSize);
IanBenzMaxim 0:f77ad7f72d04 174 int bytesRead = 0;
IanBenzMaxim 0:f77ad7f72d04 175 do {
IanBenzMaxim 0:f77ad7f72d04 176 bytesRead += this->data->port->Read(dataManaged, bytesRead,
IanBenzMaxim 0:f77ad7f72d04 177 dataChunkSize - bytesRead);
IanBenzMaxim 0:f77ad7f72d04 178 } while (bytesRead < dataChunkSize);
IanBenzMaxim 0:f77ad7f72d04 179 Marshal::Copy(dataManaged, 0, static_cast<IntPtr>(dataChunk),
IanBenzMaxim 0:f77ad7f72d04 180 dataChunkSize);
IanBenzMaxim 0:f77ad7f72d04 181 },
IanBenzMaxim 0:f77ad7f72d04 182 data, dataLen);
IanBenzMaxim 0:f77ad7f72d04 183 });
IanBenzMaxim 0:f77ad7f72d04 184 });
IanBenzMaxim 0:f77ad7f72d04 185 }
IanBenzMaxim 0:f77ad7f72d04 186
IanBenzMaxim 0:f77ad7f72d04 187 const error_category & Uart::errorCategory() {
IanBenzMaxim 0:f77ad7f72d04 188 static class : public error_category {
IanBenzMaxim 0:f77ad7f72d04 189 public:
IanBenzMaxim 0:f77ad7f72d04 190 virtual const char * name() const { return "dotnet UART"; }
IanBenzMaxim 0:f77ad7f72d04 191
IanBenzMaxim 0:f77ad7f72d04 192 virtual string message(int condition) const {
IanBenzMaxim 0:f77ad7f72d04 193 switch (condition) {
IanBenzMaxim 0:f77ad7f72d04 194 case NotConnectedError:
IanBenzMaxim 0:f77ad7f72d04 195 return "Not Connected Error";
IanBenzMaxim 0:f77ad7f72d04 196
IanBenzMaxim 0:f77ad7f72d04 197 case ArgumentError:
IanBenzMaxim 0:f77ad7f72d04 198 return "Argument Error";
IanBenzMaxim 0:f77ad7f72d04 199
IanBenzMaxim 0:f77ad7f72d04 200 case InvalidOperationError:
IanBenzMaxim 0:f77ad7f72d04 201 return "Invalid Operation Error";
IanBenzMaxim 0:f77ad7f72d04 202
IanBenzMaxim 0:f77ad7f72d04 203 case IOError:
IanBenzMaxim 0:f77ad7f72d04 204 return "IO Error";
IanBenzMaxim 0:f77ad7f72d04 205
IanBenzMaxim 0:f77ad7f72d04 206 case UnauthorizedAccessError:
IanBenzMaxim 0:f77ad7f72d04 207 return "Unauthorized Access Error";
IanBenzMaxim 0:f77ad7f72d04 208
IanBenzMaxim 0:f77ad7f72d04 209 default:
IanBenzMaxim 0:f77ad7f72d04 210 return defaultErrorMessage(condition);
IanBenzMaxim 0:f77ad7f72d04 211 }
IanBenzMaxim 0:f77ad7f72d04 212 }
IanBenzMaxim 0:f77ad7f72d04 213 } instance;
IanBenzMaxim 0:f77ad7f72d04 214 return instance;
IanBenzMaxim 0:f77ad7f72d04 215 }
IanBenzMaxim 0:f77ad7f72d04 216
IanBenzMaxim 0:f77ad7f72d04 217 } // namespace dotnet
IanBenzMaxim 0:f77ad7f72d04 218 } // namespace MaximInterface