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/*
* Copyright (c) 2019, The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef SYSTEM_SECURITY_IDENTITY_UTIL_H_
#define SYSTEM_SECURITY_IDENTITY_UTIL_H_
#include <string>
#include <vector>
#include <binder/Status.h>
namespace android {
namespace security {
namespace identity {
using ::std::optional;
using ::std::string;
using ::std::vector;
using ::android::binder::Status;
// Converts a HAL status to a credstore service-specific error with code
// ICredentialStore::ERROR_GENERIC.
Status halStatusToGenericError(const Status& halStatus);
// Converts a HAL status to a credstore service-specific error of a given value
Status halStatusToError(const Status& halStatus, int credStoreError);
// Helper function to atomically write |data| into file at |path|.
//
// Returns true on success, false on error.
//
bool fileSetContents(const string& path, const vector<uint8_t>& data);
// Helper function which reads contents offile at |path| into |data|.
//
// Returns nothing on error, the content on success.
//
optional<vector<uint8_t>> fileGetContents(const string& path);
} // namespace identity
} // namespace security
} // namespace android
#endif // SYSTEM_SECURITY_IDENTITY_UTIL_H_
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