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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 "CmdNetworkKey.h"
CmdNetworkKey::CmdNetworkKey(mDot* dot, mts::MTSSerial& serial) :
Command(dot, "Network Key", "AT+NK", "Configured network key/passphrase (App Key in LoraMac) AT+NK=0,hex AT+NK=1,passphrase (Net key = cmac(passphrase)) (16 bytes)"),
_serial(serial)
{
_help = std::string(text()) + ": " + std::string(desc());
_usage = "(0,(hex:16)),(1,(string:128))";
_queryable = true;
}
uint32_t CmdNetworkKey::action(std::vector<std::string> args)
{
if (args.size() == 1)
{
if (_dot->getVerbose())
_serial.writef("Network Key: ");
_serial.writef("%s\r\n", mts::Text::bin2hexString(_dot->getNetworkKey(), ".").c_str());
if (!_dot->getNetworkPassphrase().empty())
_serial.writef("Passphrase: '%s'\r\n", _dot->getNetworkPassphrase().c_str());
}
else if (args.size() == 3)
{
int32_t code;
if (args[1].find("1") == 0 && args[1].size() == 1)
{
std::string text;
if (args.size() > 3)
{
// passphrase was split on commas
for (size_t i = 2; i < args.size(); i++)
{
text.append(args[i]);
if (i < args.size() - 1)
text.append(",");
}
}
else
{
text = args[2];
}
if ((code = _dot->setNetworkPassphrase(text)) == mDot::MDOT_OK)
{
_serial.writef("Set Network Passphrase: ");
_serial.writef("%s\r\n", text.c_str());
}
else
{
std::string error = mDot::getReturnCodeString(code) + " - " + _dot->getLastError();
setErrorMessage(error);
return 1;
}
}
else
{
std::vector<uint8_t> NewKey;
readByteArray(args[2], NewKey, KEY_LENGTH);
if ((code = _dot->setNetworkKey(NewKey)) == mDot::MDOT_OK)
{
_serial.writef("Set Network 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 CmdNetworkKey::verify(std::vector<std::string> args)
{
if (args.size() == 1)
return true;
if (args.size() == 3) {
if (args[1] != "0" && args[1] != "1") {
setErrorMessage("Invalid type, expects (0,1)");
return false;
}
if (args[1] == "0" && !isHexString(args[2], 16)) {
setErrorMessage("Invalid key, expects (hex:16)");
return false;
}
if (args[1] == "1" && args[2].size() < 8) {
setErrorMessage("Invalid name, expects minimum 8 characters");
return false;
}
if (args[1] == "1" && (args[2].size() > 128 || args[2].size() < 8)) {
setErrorMessage("Invalid passphrase, expects (string:8-128)");
return false;
}
return true;
}
setErrorMessage("Invalid arguments");
return false;
}
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