1syntax = "proto3";
2
3package aae.blemessagestream;
4
5import "packages/services/Car/service/proto/operation_type.proto";
6
7option java_package = "com.android.car.BLEStreamProtos";
8option java_outer_classname = "BLEMessageProto";
9
10// A message across a BLE channel.
11message BLEMessage {
12  // The current version of the protocol.
13  int32 version = 1;
14
15  // The operation that this message represents.
16  OperationType operation = 2;
17
18  // A 1-based packet number. The first message will have a value of "1" rather
19  // than "0".
20  fixed32 packet_number = 3;
21
22  // The total number of packets in the message stream.
23  fixed32 total_packets = 4;
24
25  // Whether the payload field is encrypted.
26  bool is_payload_encrypted = 5;
27
28  // The bytes that represent the message content for this packet.
29  bytes payload = 6;
30}
31