Extended MaximInterface
Dependents: mbed_DS28EC20_GPIO
Diff: Links/LoggingI2CMaster.cpp
- Revision:
- 0:f77ad7f72d04
- Child:
- 3:f818ea5172ed
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Links/LoggingI2CMaster.cpp Mon Nov 06 14:39:18 2017 -0600 @@ -0,0 +1,141 @@ +/******************************************************************************* +* Copyright (C) 2017 Maxim Integrated Products, Inc., All Rights Reserved. +* +* Permission is hereby granted, free of charge, to any person obtaining a +* copy of this software and associated documentation files (the "Software"), +* to deal in the Software without restriction, including without limitation +* the rights to use, copy, modify, merge, publish, distribute, sublicense, +* and/or sell copies of the Software, and to permit persons to whom the +* Software is furnished to do so, subject to the following conditions: +* +* The above copyright notice and this permission notice shall be included +* in all copies or substantial portions of the Software. +* +* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +* IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES +* OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, +* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR +* OTHER DEALINGS IN THE SOFTWARE. +* +* Except as contained in this notice, the name of Maxim Integrated +* Products, Inc. shall not be used except as stated in the Maxim Integrated +* Products, Inc. Branding Policy. +* +* The mere transfer of this software does not imply any licenses +* of trade secrets, proprietary technology, copyrights, patents, +* trademarks, maskwork rights, or any other form of intellectual +* property whatsoever. Maxim Integrated Products, Inc. retains all +* ownership rights. +*******************************************************************************/ + +#include <utility> +#include <MaximInterface/Utilities/HexConversions.hpp> +#include "LoggingI2CMaster.hpp" + +using std::string; + +namespace MaximInterface { + +static const char startString[] = "S "; +static const char stopString[] = "P"; + +static string formatDataString(const uint_least8_t * data, size_t dataSize, + bool read) { + string dataBuilder; + for (size_t i = 0; i < dataSize; i++) { + if (read) { + dataBuilder.append(1, '['); + } + dataBuilder.append(byteArrayToHexString(data + i, 1)); + if (read) { + dataBuilder.append(1, ']'); + } + dataBuilder.append(1, ' '); + } + return dataBuilder; +} + +void LoggingI2CMaster::tryWriteMessage() { + if (writeMessage) { + writeMessage(messageBuilder); + } + messageBuilder.clear(); +} + +error_code LoggingI2CMaster::start(uint_least8_t address) { + messageBuilder.append(startString); + messageBuilder.append(formatDataString(&address, 1, false)); + return I2CMasterDecorator::start(address); +} + +error_code LoggingI2CMaster::stop() { + messageBuilder.append(stopString); + tryWriteMessage(); + return I2CMasterDecorator::stop(); +} + +error_code LoggingI2CMaster::writeByte(uint_least8_t data) { + messageBuilder.append(formatDataString(&data, 1, false)); + return I2CMasterDecorator::writeByte(data); +} + +error_code LoggingI2CMaster::writeBlock(const uint_least8_t * data, + size_t dataLen) { + messageBuilder.append(formatDataString(data, dataLen, false)); + return I2CMasterDecorator::writeBlock(data, dataLen); +} + +error_code LoggingI2CMaster::writePacket(uint_least8_t address, + const uint_least8_t * data, + size_t dataLen, bool sendStop) { + messageBuilder.append(startString); + messageBuilder.append(formatDataString(&address, 1, false)); + error_code result = + I2CMasterDecorator::writePacket(address, data, dataLen, sendStop); + if (!result) { + messageBuilder.append(formatDataString(data, dataLen, false)); + } + if (sendStop || result) { + messageBuilder.append(stopString); + tryWriteMessage(); + } + return result; +} + +error_code LoggingI2CMaster::readByte(AckStatus status, uint_least8_t & data) { + error_code result = I2CMasterDecorator::readByte(status, data); + if (!result) { + messageBuilder.append(formatDataString(&data, 1, true)); + } + return result; +} + +error_code LoggingI2CMaster::readBlock(AckStatus status, uint_least8_t * data, + size_t dataLen) { + error_code result = I2CMasterDecorator::readBlock(status, data, dataLen); + if (!result) { + messageBuilder.append(formatDataString(data, dataLen, true)); + } + return result; +} + +error_code LoggingI2CMaster::readPacket(uint_least8_t address, + uint_least8_t * data, size_t dataLen, + bool sendStop) { + messageBuilder.append(startString); + messageBuilder.append(formatDataString(&address, 1, false)); + error_code result = + I2CMasterDecorator::readPacket(address, data, dataLen, sendStop); + if (!result) { + messageBuilder.append(formatDataString(data, dataLen, true)); + } + if (sendStop || result) { + messageBuilder.append(stopString); + tryWriteMessage(); + } + return result; +} + +} // namespace MaximInterface \ No newline at end of file