| // 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. |
| // |
| /////////////////////////////////////////////////////////////////////////////// |
| syntax = "proto3"; |
| |
| package google.crypto.tink; |
| |
| enum DilithiumSeedExpansion { |
| SEED_EXPANSION_UNKNOWN = 0; |
| SEED_EXPANSION_SHAKE = 1; |
| SEED_EXPANSION_AES = 2; |
| } |
| |
| // Protos for Dilithium Digital Signature Algorithm. |
| // See https://pq-crystals.org/dilithium/data/dilithium-specification-round3.pdf |
| message DilithiumParams { |
| // Required |
| int32 key_size = 1; |
| // Required. |
| DilithiumSeedExpansion seed_expansion = 2; |
| } |
| |
| message DilithiumKeyFormat { |
| uint32 version = 1; |
| // Required. |
| DilithiumParams params = 2; |
| } |
| |
| // key_type: type.googleapis.com/google.crypto.tink.DilithiumPublicKey |
| message DilithiumPublicKey { |
| // Required. |
| uint32 version = 1; |
| // Required. |
| bytes key_value = 2; |
| // Required |
| DilithiumParams params = 3; |
| } |
| |
| // key_type: type.googleapis.com/google.crypto.tink.DilithiumPrivateKey |
| message DilithiumPrivateKey { |
| // Required. |
| uint32 version = 1; |
| // Required. |
| bytes key_value = 2; |
| // The corresponding public key. |
| DilithiumPublicKey public_key = 3; |
| } |