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#include "gpg/function/GpgKeyImportExportor.h"
#include "GpgConstants.h"
#include <gpg-error.h>
/**
* Import key pair
* @param inBuffer input byte array
* @return Import information
*/
GpgFrontend::GpgImportInformation
GpgFrontend::GpgKeyImportExportor::ImportKey(StdBypeArrayPtr in_buffer) {
LOG(INFO) << "ImportKey Called in_buffer Size " << in_buffer->size();
GpgData data_in(in_buffer->data(), in_buffer->size());
auto err = check_gpg_error(gpgme_op_import(ctx, data_in));
assert(gpgme_err_code(err) == GPG_ERR_NO_ERROR);
gpgme_import_result_t result;
result = gpgme_op_import_result(ctx);
gpgme_import_status_t status = result->imports;
auto import_info = std::make_unique<GpgImportInformation>(result);
LOG(INFO) << "ImportKey import_information " << result->not_imported << " "
<< result->imported << " " << result->considered;
while (status != nullptr) {
GpgImportedKey key;
key.import_status = static_cast<int>(status->status);
key.fpr = status->fpr;
import_info->importedKeys.emplace_back(key);
status = status->next;
LOG(INFO) << "ImportKey Fpr " << key.fpr << " Status " << key.import_status;
}
return *import_info;
}
/**
* Export Key
* @param uid_list key ids
* @param out_buffer output byte array
* @return if success
*/
bool GpgFrontend::GpgKeyImportExportor::ExportKeys(
KeyIdArgsListPtr &uid_list, BypeArrayPtr &out_buffer) const {
if (uid_list->empty())
return false;
// Alleviate another crash problem caused by an unknown array out-of-bounds
// access
for (size_t i = 0; i < uid_list->size(); i++) {
GpgData data_out;
auto err = gpgme_op_export(ctx, (*uid_list)[i].c_str(), 0, data_out);
assert(gpgme_err_code(err) == GPG_ERR_NO_ERROR);
LOG(INFO) << "exportKeys read_bytes"
<< gpgme_data_seek(data_out, 0, SEEK_END);
auto temp_out_buffer = data_out.Read2Buffer();
std::swap(out_buffer, temp_out_buffer);
}
return true;
}
/**
* Export keys
* @param keys keys used
* @param outBuffer output byte array
* @return if success
*/
bool GpgFrontend::GpgKeyImportExportor::ExportKeys(
KeyArgsList &keys, BypeArrayPtr &out_buffer) const {
KeyIdArgsListPtr key_ids = std::make_unique<std::vector<std::string>>();
for (const auto &key : keys)
key_ids->push_back(key.id());
return ExportKeys(key_ids, out_buffer);
}
/**
* Export the secret key of a key pair(including subkeys)
* @param key target key pair
* @param outBuffer output byte array
* @return if successful
*/
bool GpgFrontend::GpgKeyImportExportor::ExportSecretKey(
const GpgKey &key, BypeArrayPtr out_buffer) const {
LOG(INFO) << "Export Secret Key" << key.id().c_str();
gpgme_key_t target_key[2] = {gpgme_key_t(key), nullptr};
GpgData data_out;
// export private key to outBuffer
gpgme_error_t err =
gpgme_op_export_keys(ctx, target_key, GPGME_EXPORT_MODE_SECRET, data_out);
auto temp_out_buffer = data_out.Read2Buffer();
std::swap(out_buffer, temp_out_buffer);
return check_gpg_error_2_err_code(err) == GPG_ERR_NO_ERROR;
}
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