Aleksandrs Gumenuks / MaximInterface_Extended

Extended MaximInterface

Dependents:   mbed_DS28EC20_GPIO

Utilities/HexConversions.cpp@10:de4b8812877d, 2020-01-06 (annotated)

Committer:
reARMnimator
Date:
Mon Jan 06 15:54:55 2020 +0000
Revision:
10:de4b8812877d
Parent:
6:a8c83a2e6fa4 
Fixed inappropriate include path.

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 6:a8c83a2e6fa4 33 #include <cctype>
IanBenzMaxim 0:f77ad7f72d04 34 #include <cstdio>
IanBenzMaxim 6:a8c83a2e6fa4 35 #include <cstdlib>
IanBenzMaxim 0:f77ad7f72d04 36 #include "HexConversions.hpp"
IanBenzMaxim 0:f77ad7f72d04 37
IanBenzMaxim 6:a8c83a2e6fa4 38 using std::string;
IanBenzMaxim 6:a8c83a2e6fa4 39 using std::vector;
IanBenzMaxim 6:a8c83a2e6fa4 40
IanBenzMaxim 0:f77ad7f72d04 41 namespace MaximInterface {
IanBenzMaxim 0:f77ad7f72d04 42
IanBenzMaxim 6:a8c83a2e6fa4 43 static const int charsPerByte = 2;
IanBenzMaxim 0:f77ad7f72d04 44
IanBenzMaxim 6:a8c83a2e6fa4 45 string byteArrayToHexString(span<const uint_least8_t> byteArray) {
IanBenzMaxim 6:a8c83a2e6fa4 46 string hexString;
IanBenzMaxim 6:a8c83a2e6fa4 47 hexString.reserve(byteArray.size() * charsPerByte);
IanBenzMaxim 6:a8c83a2e6fa4 48 for (span<const uint_least8_t>::index_type i = 0; i < byteArray.size(); ++i) {
IanBenzMaxim 6:a8c83a2e6fa4 49 char hexBuf[charsPerByte + 1];
IanBenzMaxim 0:f77ad7f72d04 50 std::sprintf(hexBuf, "%2.2X", byteArray[i] & 0xFF);
IanBenzMaxim 0:f77ad7f72d04 51 hexString.append(hexBuf, charsPerByte);
IanBenzMaxim 0:f77ad7f72d04 52 }
IanBenzMaxim 0:f77ad7f72d04 53 return hexString;
IanBenzMaxim 0:f77ad7f72d04 54 }
IanBenzMaxim 0:f77ad7f72d04 55
IanBenzMaxim 6:a8c83a2e6fa4 56 optional<vector<uint_least8_t> >
IanBenzMaxim 6:a8c83a2e6fa4 57 hexStringToByteArray(const string & hexString) {
IanBenzMaxim 6:a8c83a2e6fa4 58 optional<vector<uint_least8_t> > byteArray = vector<uint_least8_t>();
IanBenzMaxim 6:a8c83a2e6fa4 59 byteArray->reserve(hexString.size() / charsPerByte);
IanBenzMaxim 6:a8c83a2e6fa4 60 char hexBuf[charsPerByte + 1];
IanBenzMaxim 6:a8c83a2e6fa4 61 char * const hexBufEnd = hexBuf + charsPerByte;
IanBenzMaxim 6:a8c83a2e6fa4 62 *hexBufEnd = '\0';
IanBenzMaxim 6:a8c83a2e6fa4 63 char * hexBufIt = hexBuf;
IanBenzMaxim 6:a8c83a2e6fa4 64 for (string::const_iterator hexStringIt = hexString.begin(),
IanBenzMaxim 6:a8c83a2e6fa4 65 hexStringEnd = hexString.end();
IanBenzMaxim 6:a8c83a2e6fa4 66 hexStringIt != hexStringEnd; ++hexStringIt) {
IanBenzMaxim 6:a8c83a2e6fa4 67 if (!std::isspace(*hexStringIt)) {
IanBenzMaxim 6:a8c83a2e6fa4 68 *hexBufIt = *hexStringIt;
IanBenzMaxim 6:a8c83a2e6fa4 69 if (++hexBufIt == hexBufEnd) {
IanBenzMaxim 6:a8c83a2e6fa4 70 char * hexBufParseEnd;
IanBenzMaxim 6:a8c83a2e6fa4 71 byteArray->push_back(static_cast<uint_least8_t>(
IanBenzMaxim 6:a8c83a2e6fa4 72 std::strtoul(hexBuf, &hexBufParseEnd, 16)));
IanBenzMaxim 6:a8c83a2e6fa4 73 if (hexBufParseEnd != hexBufEnd) {
IanBenzMaxim 6:a8c83a2e6fa4 74 break;
IanBenzMaxim 6:a8c83a2e6fa4 75 }
IanBenzMaxim 6:a8c83a2e6fa4 76 hexBufIt = hexBuf;
IanBenzMaxim 6:a8c83a2e6fa4 77 }
IanBenzMaxim 6:a8c83a2e6fa4 78 }
IanBenzMaxim 6:a8c83a2e6fa4 79 }
IanBenzMaxim 6:a8c83a2e6fa4 80 if (hexBufIt != hexBuf) {
IanBenzMaxim 6:a8c83a2e6fa4 81 byteArray.reset();
IanBenzMaxim 0:f77ad7f72d04 82 }
IanBenzMaxim 0:f77ad7f72d04 83 return byteArray;
IanBenzMaxim 0:f77ad7f72d04 84 }
IanBenzMaxim 0:f77ad7f72d04 85
IanBenzMaxim 0:f77ad7f72d04 86 } // namespace MaximInterface