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/* Copyright (c) <2016> <MultiTech Systems>, MIT License
*
* 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 THE AUTHORS OR COPYRIGHT HOLDERS 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.
*/
#include "CmdDataSessionKey.h"
CmdDataSessionKey::CmdDataSessionKey(mDot* dot, mts::MTSSerial& serial) :
Command(dot, "Data Session Key", "AT+DSK", "Data session encryption key (16 bytes)"), _serial(serial)
{
_help = std::string(text()) + ": " + std::string(desc());
_usage = "(hex:16)";
_queryable = true;
}
uint32_t CmdDataSessionKey::action(std::vector<std::string> args)
{
if (args.size() == 1)
{
if (_dot->getVerbose())
_serial.writef("Data Session Key: ");
_serial.writef("%s\r\n", mts::Text::bin2hexString(_dot->getDataSessionKey(), ".").c_str());
}
else if (args.size() == 2)
{
int32_t code;
std::vector<uint8_t> NewKey;
// Read in the key components...
readByteArray(args[1], NewKey, KEY_LENGTH);
if ((code = _dot->setDataSessionKey(NewKey)) == mDot::MDOT_OK) {
_serial.writef("Set Data Session Key: ");
_serial.writef("%s\r\n", mts::Text::bin2hexString(NewKey, ".").c_str());
} else {
std::string error = mDot::getReturnCodeString(code) + " - " + _dot->getLastError();
setErrorMessage(error);
return 1;
}
}
return 0;
}
bool CmdDataSessionKey::verify(std::vector<std::string> args)
{
if (args.size() == 1)
return true;
if (args.size() == 2) {
if (!isHexString(args[1], 16)) {
setErrorMessage("Invalid key, expects (hex:16)");
return false;
}
return true;
}
setErrorMessage("Invalid arguments");
return false;
}
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