1 // Copyright 2014 Google Inc. All Rights Reserved. 2 // Author: pkanwar (a] google.com (Pankaj Kanwar) 3 // Protos for uploading bluetooth metrics. 4 5 syntax = "proto2"; 6 7 package com.android.bluetooth.btservice; 8 9 option java_package = "com.android.bluetooth.btservice"; 10 option java_outer_classname = "BluetoothProto"; 11 //option (datapol.file_vetting_status) = "latest"; 12 13 // import "storage/datapol/annotations/proto/semantic_annotations.proto"; 14 15 message BluetoothLog { 16 17 // Session information that gets logged for every BT connection. 18 repeated BluetoothSession session = 1; 19 20 // Session information that gets logged for every Pair event. 21 repeated PairEvent pair_event = 2; 22 23 // Information for Wake locks. 24 repeated WakeEvent wake_event = 3; 25 26 // Scan event information. 27 repeated ScanEvent scan_event = 4; 28 } 29 30 // The information about the device. 31 message DeviceInfo { 32 33 // Device type. 34 enum DeviceType { 35 36 // Type is unknown. 37 DEVICE_TYPE_UNKNOWN = 0; 38 39 DEVICE_TYPE_BREDR = 1; 40 41 DEVICE_TYPE_LE = 2; 42 43 DEVICE_TYPE_DUMO = 3; 44 } 45 46 // Device class 47 // https://cs.corp.google.com/#android/system/bt/stack/include/btm_api.h&q=major_computer. 48 optional int32 device_class = 1; 49 50 // Device type. 51 optional DeviceType device_type = 2; 52 } 53 54 // Information that gets logged for every Bluetooth connection. 55 message BluetoothSession { 56 57 // Type of technology used in the connection. 58 enum ConnectionTechnologyType { 59 60 CONNECTION_TECHNOLOGY_TYPE_UNKNOWN = 0; 61 62 CONNECTION_TECHNOLOGY_TYPE_LE = 1; 63 64 CONNECTION_TECHNOLOGY_TYPE_BREDR = 2; 65 } 66 67 // Duration of the session. 68 optional int64 session_duration_sec = 2; 69 70 // Technology type. 71 optional ConnectionTechnologyType connection_technology_type = 3; 72 73 // Reason for disconnecting. 74 optional string disconnect_reason = 4; 75 76 // The information about the device which it is connected to. 77 optional DeviceInfo device_connected_to = 5; 78 79 // The information about the RFComm session. 80 optional RFCommSession rfcomm_session = 6; 81 82 // The information about the A2DP session. 83 optional A2DPSession a2dp_session = 7; 84 } 85 86 message RFCommSession { 87 88 // bytes transmitted. 89 optional int32 rx_bytes = 1; 90 91 // bytes transmitted. 92 optional int32 tx_bytes = 2; 93 } 94 95 // Session information that gets logged for every A2DP session. 96 message A2DPSession { 97 98 // Media timer in milliseconds. 99 optional int32 media_timer_min_millis = 1; 100 101 // Media timer in milliseconds. 102 optional int32 media_timer_max_millis = 2; 103 104 // Media timer in milliseconds. 105 optional int32 media_timer_avg_millis = 3; 106 107 // Buffer overruns count. 108 optional int32 buffer_overruns_max_count = 4; 109 110 // Buffer overruns total. 111 optional int32 buffer_overruns_total = 5; 112 113 // Buffer underruns average. 114 optional float buffer_underruns_average = 6; 115 116 // Buffer underruns count. 117 optional int32 buffer_underruns_count = 7; 118 } 119 120 message PairEvent { 121 122 // The reason for disconnecting 123 // https://cs.corp.google.com/#android/system/bt/stack/include/hcidefs.h&q=failed_establish. 124 optional int32 disconnect_reason = 1; 125 126 // Pair event time 127 optional int64 event_time_millis = 2; // [(datapol.semantic_type) = ST_TIMESTAMP]; 128 129 // The information about the device which it is paired to. 130 optional DeviceInfo device_paired_with = 3; 131 } 132 133 message WakeEvent { 134 135 // Information about the wake event type. 136 enum WakeEventType { 137 138 // Type is unknown. 139 UNKNOWN = 0; 140 141 // WakeLock was acquired. 142 ACQUIRED = 1; 143 144 // WakeLock was released. 145 RELEASED = 2; 146 } 147 148 // Information about the wake event type. 149 optional WakeEventType wake_event_type = 1; 150 151 // Initiator of the scan. Only the first three names will be stored. 152 // e.g. com.google.gms. 153 optional string requestor = 2; 154 155 // Name of the wakelock (e.g. bluedroid_timer). 156 optional string name = 3; 157 158 // Time of the event. 159 optional int64 event_time_millis = 4; // [(datapol.semantic_type) = ST_TIMESTAMP]; 160 } 161 162 message ScanEvent { 163 164 // Scan type. 165 enum ScanTechnologyType { 166 167 // Scan Type is unknown. 168 SCAN_TYPE_UNKNOWN = 0; 169 170 SCAN_TECH_TYPE_LE = 1; 171 172 SCAN_TECH_TYPE_BREDR = 2; 173 174 SCAN_TECH_TYPE_BOTH = 3; 175 } 176 177 // Scan event type. 178 enum ScanEventType { 179 180 // Scan started. 181 SCAN_EVENT_START = 0; 182 183 // Scan stopped. 184 SCAN_EVENT_STOP = 1; 185 } 186 187 // Scan event type. 188 optional ScanEventType scan_event_type = 1; 189 190 // Initiator of the scan. Only the first three names will be stored. 191 // e.g. com.google.gms. 192 optional string initiator = 2; 193 194 // Technology used for scanning. 195 optional ScanTechnologyType scan_technology_type = 3; 196 197 // Number of results returned. 198 optional int32 number_results = 4; 199 200 // Time of the event. 201 optional int64 event_time_millis = 5; // [(datapol.semantic_type) = ST_TIMESTAMP]; 202 } 203
