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// Copyright 2020 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.
//
////////////////////////////////////////////////////////////////////////////////
syntax = "proto3";
package google.crypto.tink;
option java_package = "com.google.crypto.tink.proto";
option java_multiple_files = true;
option go_package = "github.com/google/tink/go/proto/jwt_hmac_go_proto";
// See https://datatracker.ietf.org/doc/html/rfc7518#section-3.2
enum JwtHmacAlgorithm {
HS_UNKNOWN = 0;
HS256 = 1; // HMAC using SHA-256
HS384 = 2; // HMAC using SHA-384
HS512 = 3; // HMAC using SHA-512
}
// key_type: type.googleapis.com/google.crypto.tink.JwtHmacKey
message JwtHmacKey {
uint32 version = 1;
JwtHmacAlgorithm algorithm = 2;
bytes key_value = 3;
// Optional, custom kid header value to be used with "RAW" keys.
// "TINK" keys with this value set will be rejected.
message CustomKid {
string value = 1;
}
CustomKid custom_kid = 4;
}
message JwtHmacKeyFormat {
uint32 version = 1;
JwtHmacAlgorithm algorithm = 2;
uint32 key_size = 3;
}
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