mirror of
https://github.com/kidfromjupiter/nearby.git
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71 lines
2.3 KiB
Protocol Buffer
71 lines
2.3 KiB
Protocol Buffer
// Copyright 2023 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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syntax = "proto3";
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package nearby.internal;
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import "internal/proto/credential.proto";
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// option cc_api_version = 2;
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// option java_api_version = 2;
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option java_multiple_files = true;
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option java_package = "com.google.nearby.presence";
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option java_outer_classname = "LocalCredentialProto";
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// The local credential contains information of a local device for
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// identity encryption and authentication. It should never leave the generating
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// device.
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message LocalCredential {
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// Private encryption key descriptor.
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// Usually, either `certificate_alias` or `key` is set.
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message PrivateKey {
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// The associated alias of a X509Certificate.
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string certificate_alias = 1;
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// The private key
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bytes key = 2;
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}
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// The unique id of (and hashed based on) a pair of Secret Key and
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// X509Certificate's public key.
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bytes secret_id = 1;
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// Bytes representation of an AES Key owned by local device, to encrypt
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// local device metadata.
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bytes key_seed = 2;
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// The time in millis from epoch when this credential becomes effective.
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int64 start_time_millis = 3;
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// The time in millis from epoch when this credential expires.
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int64 end_time_millis = 4;
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// The 14 or 16 bytes aes key to encrypt metadata in PublicCredential.
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bytes metadata_encryption_key = 5;
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// It is used for signing advertisement.
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PrivateKey advertisement_signing_key = 6;
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// It is used for connection authentication.
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// nit: Content not included in this doc yet, since irreverent to the OTA
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// specs. will add more details for implementations later.
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PrivateKey connection_signing_key = 7;
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// The trust type assigned to the credential.
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IdentityType identity_type = 8;
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// The set of 2-byte salts already used to encrypt the metadata key.
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map<uint32, bool> consumed_salts = 9;
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}
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