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/**
* 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.
*
* Foobar 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 Foobar. If not, see <https://www.gnu.org/licenses/>.
*
* The initial version of the source code is inherited from gpg4usb-team.
* Their source code version also complies with GNU General Public License.
*
* The source code version of this software was modified and released
* by Saturneric<[email protected]> starting on May 12, 2021.
*
*/
#include "gpg/function/GpgFileOpera.h"
#include <memory>
#include <string>
#include "GpgConstants.h"
#include "gpg/function/BasicOperator.h"
GpgFrontend::GpgError GpgFrontend::GpgFileOpera::EncryptFile(
KeyListPtr keys, const std::string& path, GpgEncrResult& result) {
std::string in_buffer = read_all_data_in_file(path);
std::unique_ptr<std::string> out_buffer;
auto err = BasicOperator::GetInstance().Encrypt(std::move(keys), in_buffer,
out_buffer, result);
if (check_gpg_error_2_err_code(err) == GPG_ERR_NO_ERROR)
if (!write_buffer_to_file(path + ".asc", *out_buffer)) {
throw std::runtime_error("write_buffer_to_file error");
};
return err;
}
GpgFrontend::GpgError GpgFrontend::GpgFileOpera::DecryptFile(
const std::string& path, GpgDecrResult& result) {
std::string in_buffer = read_all_data_in_file(path);
std::unique_ptr<std::string> out_buffer;
auto err =
BasicOperator::GetInstance().Decrypt(in_buffer, out_buffer, result);
assert(check_gpg_error_2_err_code(err) == GPG_ERR_NO_ERROR);
std::string out_file_name = get_only_file_name_with_path(path),
file_extension = get_file_extension(path);
if (!(file_extension == ".asc" || file_extension == ".gpg"))
out_file_name += ".out";
if (check_gpg_error_2_err_code(err) == GPG_ERR_NO_ERROR)
if (!write_buffer_to_file(out_file_name, *out_buffer)) {
throw std::runtime_error("write_buffer_to_file error");
};
return err;
}
gpgme_error_t GpgFrontend::GpgFileOpera::SignFile(KeyListPtr keys,
const std::string& path,
GpgSignResult& result) {
auto in_buffer = read_all_data_in_file(path);
std::unique_ptr<std::string> out_buffer;
auto err = BasicOperator::GetInstance().Sign(
std::move(keys), in_buffer, out_buffer, GPGME_SIG_MODE_DETACH, result);
if (check_gpg_error_2_err_code(err) == GPG_ERR_NO_ERROR)
if (!write_buffer_to_file(path + ".sig", *out_buffer)) {
throw std::runtime_error("write_buffer_to_file error");
};
return err;
}
gpgme_error_t GpgFrontend::GpgFileOpera::VerifyFile(const std::string& path,
GpgVerifyResult& result) {
auto in_buffer = read_all_data_in_file(path);
std::unique_ptr<std::string> sign_buffer = nullptr;
if (get_file_extension(path) == ".gpg") {
auto err =
BasicOperator::GetInstance().Verify(in_buffer, sign_buffer, result);
return err;
} else {
sign_buffer =
std::make_unique<std::string>(read_all_data_in_file(path + ".sig"));
auto err =
BasicOperator::GetInstance().Verify(in_buffer, sign_buffer, result);
return err;
}
}
// TODO
gpg_error_t GpgFrontend::GpgFileOpera::EncryptSignFile(
KeyListPtr keys, KeyListPtr signer_keys, const std::string& path,
GpgEncrResult& encr_res, GpgSignResult& sign_res) {
auto in_buffer = read_all_data_in_file(path);
std::unique_ptr<std::string> out_buffer = nullptr;
// TODO dealing with signer keys
auto err = BasicOperator::GetInstance().EncryptSign(
std::move(keys), std::move(signer_keys), in_buffer, out_buffer, encr_res,
sign_res);
auto out_path = path + ".gpg";
LOG(INFO) << "EncryptSignFile out_path" << out_path;
LOG(INFO) << "EncryptSignFile out_buffer size" << out_buffer->size();
if (check_gpg_error_2_err_code(err) == GPG_ERR_NO_ERROR)
if (!write_buffer_to_file(out_path, *out_buffer)) {
throw std::runtime_error("write_buffer_to_file error");
};
return err;
}
gpg_error_t GpgFrontend::GpgFileOpera::DecryptVerifyFile(
const std::string& path, GpgDecrResult& decr_res,
GpgVerifyResult& verify_res) {
LOG(INFO) << "GpgFrontend::GpgFileOpera::DecryptVerifyFile Called";
auto in_buffer = read_all_data_in_file(path);
LOG(INFO) << "GpgFrontend::GpgFileOpera::DecryptVerifyFile in_buffer"
<< in_buffer.size();
std::unique_ptr<std::string> out_buffer = nullptr;
auto err = BasicOperator::GetInstance().DecryptVerify(in_buffer, out_buffer,
decr_res, verify_res);
std::string out_file_name = get_only_file_name_with_path(path),
file_extension = get_file_extension(path);
if (!(file_extension == ".asc" || file_extension == ".gpg"))
out_file_name = path + ".out";
LOG(INFO) << "out_file_name" << out_file_name;
if (check_gpg_error_2_err_code(err) == GPG_ERR_NO_ERROR)
if (!write_buffer_to_file(out_file_name, *out_buffer)) {
throw std::runtime_error("write_buffer_to_file error");
};
return err;
}
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