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// Copyright 2022 Google LLC
//
// 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 TINK_PROTO_KEYSET_FORMAT_H_
#define TINK_PROTO_KEYSET_FORMAT_H_
#include <string>
#include "absl/strings/string_view.h"
#include "tink/keyset_handle.h"
#include "tink/secret_key_access_token.h"
#include "tink/util/secret_data.h"
#include "tink/util/statusor.h"
namespace crypto {
namespace tink {
// Serializes a keyset into a binary string in "ProtoKeysetFormat".
// This function can serialize both keyset with or without secret key material.
crypto::tink::util::StatusOr<util::SecretData>
SerializeKeysetToProtoKeysetFormat(const KeysetHandle& keyset_handle,
SecretKeyAccessToken token);
// Parses a keyset from a binary string in "ProtoKeysetFormat".
// This function can parse both keyset with or without secret key material.
crypto::tink::util::StatusOr<KeysetHandle> ParseKeysetFromProtoKeysetFormat(
absl::string_view serialized_keyset, SecretKeyAccessToken token);
// Serializes a keyset into a binary string in "ProtoKeysetFormat".
// This function will fail if the keyset contains secret key material.
crypto::tink::util::StatusOr<std::string>
SerializeKeysetWithoutSecretToProtoKeysetFormat(
const KeysetHandle& keyset_handle);
// Parses a keyset from a binary string in "ProtoKeysetFormat".
// This function will fail if the keyset contains secret key material.
crypto::tink::util::StatusOr<KeysetHandle>
ParseKeysetWithoutSecretFromProtoKeysetFormat(
absl::string_view serialized_keyset);
} // namespace tink
} // namespace crypto
#endif // TINK_PROTO_KEYSET_FORMAT_H_