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/**
* Copyright (C) 2021 Saturneric <[email protected]>
*
* This file is part of GpgFrontend.
*
* GpgFrontend is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GpgFrontend 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GpgFrontend. If not, see <https://www.gnu.org/licenses/>.
*
* The initial version of the source code is inherited from
* the gpg4usb project, which is under GPL-3.0-or-later.
*
* All the source code of GpgFrontend was modified and released by
* Saturneric <[email protected]> starting on May 12, 2021.
*
* SPDX-License-Identifier: GPL-3.0-or-later
*
*/
#include "PassphraseGenerator.h"
#include <boost/format.hpp>
namespace GpgFrontend {
std::string PassphraseGenerator::Generate(int len) {
std::uniform_int_distribution<int> dist(999, 99999);
auto file_string = boost::format("KeyPackage_%1%") % dist(mt_);
static const char alphanum[] =
"0123456789"
"ABCDEFGHIJKLMNOPQRSTUVWXYZ"
"abcdefghijklmnopqrstuvwxyz";
std::string tmp_str;
tmp_str.reserve(len);
for (int i = 0; i < len; ++i) {
tmp_str += alphanum[dist(mt_) % (sizeof(alphanum) - 1)];
}
return tmp_str;
}
} // namespace GpgFrontend
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