components/sync/protocol/vault.proto

// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Trusted vault protos to communicate with backend written in proto3 to avoid
// subtle differences between enum fields.

// TODO(crbug.com/1423343): Delete this file once downstream references are
// updated to use components/trusted_vault/proto.
syntax = "proto3";

option java_multiple_files = true;
option java_package = "org.chromium.components.sync.protocol";

option optimize_for = LITE_RUNTIME;

package sync_pb;

message SharedMemberKey {
  int32 epoch = 1;
  bytes wrapped_key = 2;
  bytes member_proof = 3;
}

message RotationProof {
  int32 new_epoch = 1;
  bytes rotation_proof = 2;
}

message SecurityDomainDetails {
  message SyncDetails { bool degraded_recoverability = 1; }

  SyncDetails sync_details = 1;
}

message SecurityDomain {
  string name = 1;
  int32 current_epoch = 2;
  SecurityDomainDetails security_domain_details = 3;
}

message SecurityDomainMember {
  string name = 1;
  bytes public_key = 2;

  message SecurityDomainMembership {
    string security_domain = 1;
    repeated SharedMemberKey keys = 3;
    repeated RotationProof rotation_proofs = 4;
  }

  repeated SecurityDomainMembership memberships = 3;

  enum MemberType {
    MEMBER_TYPE_UNSPECIFIED = 0;
    MEMBER_TYPE_PHYSICAL_DEVICE = 1;
  }

  MemberType member_type = 4;
}

message JoinSecurityDomainsRequest {
  SecurityDomain security_domain = 1;
  SecurityDomainMember security_domain_member = 2;
  repeated SharedMemberKey shared_member_key = 3;
  int32 member_type_hint = 4;
}

message JoinSecurityDomainsResponse {
  SecurityDomain security_domain = 1;
}

message JoinSecurityDomainsErrorDetail {
  JoinSecurityDomainsResponse already_exists_response = 1;
}

// TODO(crbug.com/1234719): figure out how to link google.protobuf.Any and use
// it instead.
message Proto3Any {
  string type_url = 1;
  bytes value = 2;
}

// Forked version of google.rpc.Status.
message RPCStatus {
  repeated Proto3Any details = 3;
}