blob: d79db7f9523720ac511db5754e9b00e45add8c69 [file] [log] [blame]
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
* Copyright (c) 2013-2019 Regents of the University of California.
*
* This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
*
* ndn-cxx library is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any later version.
*
* ndn-cxx library is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
*
* You should have received copies of the GNU General Public License and GNU Lesser
* General Public License along with ndn-cxx, e.g., in COPYING.md file. If not, see
* <http://www.gnu.org/licenses/>.
*
* See AUTHORS.md for complete list of ndn-cxx authors and contributors.
*/
#include "ndnsec.hpp"
#include "util.hpp"
#include "ndn-cxx/security/impl/openssl.hpp"
#include <cerrno>
#include <cstring>
#include <unistd.h>
namespace ndn {
namespace ndnsec {
int
ndnsec_unlock_tpm(int argc, char** argv)
{
namespace po = boost::program_options;
po::options_description description(
"Usage: ndnsec unlock-tpm [-h]\n"
"\n"
"Options");
description.add_options()
("help,h", "produce help message")
;
po::variables_map vm;
try {
po::store(po::parse_command_line(argc, argv, description), vm);
po::notify(vm);
}
catch (const std::exception& e) {
std::cerr << "ERROR: " << e.what() << "\n\n"
<< description << std::endl;
return 2;
}
if (vm.count("help") > 0) {
std::cout << description << std::endl;
return 0;
}
#ifdef NDN_CXX_HAVE_GETPASS
security::v2::KeyChain keyChain;
char* password = ::getpass("Password to unlock the TPM: ");
if (password == nullptr) {
std::cerr << "ERROR: getpass() failed: " << std::strerror(errno) << std::endl;
return 1;
}
bool isUnlocked = keyChain.getTpm().unlockTpm(password, std::strlen(password));
OPENSSL_cleanse(password, std::strlen(password));
if (isUnlocked) {
std::cerr << "OK: TPM is unlocked" << std::endl;
return 0;
}
else {
std::cerr << "ERROR: TPM is still locked" << std::endl;
return 1;
}
#else
std::cerr << "ERROR: Command not supported on this platform" << std::endl;
return 1;
#endif // NDN_CXX_HAVE_GETPASS
}
} // namespace ndnsec
} // namespace ndn