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// Copyright 2021 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_JWT_JWK_SET_CONVERTER_H_
#define TINK_JWT_JWK_SET_CONVERTER_H_
#include <memory>
#include <string>
#include "absl/strings/string_view.h"
#include "tink/keyset_handle.h"
#include "tink/util/statusor.h"
namespace crypto {
namespace tink {
// Converts a Json Web Key (JWK) set into a Tink KeysetHandle.
//
// It requires that all keys in the set have the "alg" field set. Currently,
// only public keys for algorithms RS256, RS384, RS512, ES256, ES384 and ES512
// are supported.
//
// JWK is defined in https://www.rfc-editor.org/rfc/rfc7517.txt.
util::StatusOr<std::unique_ptr<KeysetHandle>> JwkSetToPublicKeysetHandle(
absl::string_view jwk_set);
// Converts a Tink KeysetHandle with JWT keys into a Json Web Key (JWK) set.
//
// Currently only public keys for algorithms ES256, ES384 and ES512 are
// supported.
//
// JWK is defined in https://www.rfc-editor.org/rfc/rfc7517.txt.
util::StatusOr<std::string> JwkSetFromPublicKeysetHandle(
const KeysetHandle& keyset_handle);
} // namespace tink
} // namespace crypto
#endif // TINK_JWT_JWK_SET_CONVERTER_H_
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