//
// Copyright (C) 2024 The Android Open Source Project
//
// 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 = "proto2";

package com_android_nfc;

option java_package = "com.android.nfc.proto";
option java_outer_classname = "NfcEventProto";

// Proto used to format NFC event logs.
message EventList {
  repeated Event events = 1;
}

message Event {
  required string timestamp = 1;
  required EventType event_type = 2;
}

// Union of events.
message EventType {
  oneof _EventType {
    NfcBootupState bootup_state = 1;
    NfcStateChange state_change = 2;
    NfcReaderModeChange reader_mode_change = 3;
    NfcCeUnroutableAid ce_unroutable_aid = 4;
    NfcObserveModeChange observe_mode_change = 5;
    NfcWalletRoleHolderChange wallet_role_holder_change = 6;
  }
}

message NfcBootupState {
  required bool enabled = 1;
}

message NfcAppInfo {
  optional string package_name = 1;
  optional int32 uid = 2;
}

message NfcStateChange {
  required NfcAppInfo app_info = 1;
  required bool enabled = 2;
}

message NfcReaderModeChange {
  optional NfcAppInfo app_info = 1;
  required int32 flags = 2;
}

message NfcCeUnroutableAid {
  required string aid = 1;
}

message NfcObserveModeChange {
  optional NfcAppInfo app_info = 1;
  required bool enable = 2;
  required bool result = 3;
  required int32 latency_ms = 4;
}

message NfcWalletRoleHolderChange {
  optional string package_name = 1;
}