Diff: Utilities/HexConversions.cpp

Revision:

0:f77ad7f72d04

Child:

6:a8c83a2e6fa4

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Utilities/HexConversions.cpp	Mon Nov 06 14:39:18 2017 -0600
@@ -0,0 +1,62 @@
+/*******************************************************************************
+* 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 <cstdio>
+#include "HexConversions.hpp"
+
+namespace MaximInterface {
+
+static const unsigned int charsPerByte = 2;
+
+std::string byteArrayToHexString(const uint_least8_t * byteArray,
+                                 size_t byteArraySize) {
+  std::string hexString;
+  char hexBuf[charsPerByte + 1];
+  for (size_t i = 0; i < byteArraySize; i++) {
+    std::sprintf(hexBuf, "%2.2X", byteArray[i] & 0xFF);
+    hexString.append(hexBuf, charsPerByte);
+  }
+  return hexString;
+}
+
+std::vector<uint_least8_t> hexStringToByteArray(const std::string & hexString) {
+  std::vector<uint_least8_t> byteArray;
+  byteArray.reserve(hexString.size() / charsPerByte + 1);
+  for (std::string::size_type i = 0; i < hexString.size(); i += charsPerByte) {
+    unsigned int byte;
+    std::sscanf(hexString.substr(i, charsPerByte).c_str(), "%2x", &byte);
+    byteArray.push_back(byte);
+  }
+  return byteArray;
+}
+
+} // namespace MaximInterface