core/proto/android/util/log.proto

/*
 * Copyright (C) 2017 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 android.util;

option java_multiple_files = true;

// Represents a Text Log in logd
// Next Tag: 9
message TextLogEntry {
    optional uint64 sec = 1;
    optional uint64 nanosec = 2;

    enum LogPriority {
        LOG_UNKNOWN = 0;
        LOG_DEFAULT = 1;
        LOG_VERBOSE = 2;
        LOG_DEBUG   = 3;
        LOG_INFO    = 4;
        LOG_WARN    = 5;
        LOG_ERROR   = 6;
        LOG_FATAL   = 7;
        LOG_SILENT  = 8;
    }
    optional LogPriority priority = 3;
    optional int32 uid = 4;
    optional int32 pid = 5;
    optional int32 tid = 6;
    optional string tag = 7;
    optional string log = 8;
}

// Represents a Binary Log in logd, need to look event-log-tags for more info.
// Next Tag: 8
message BinaryLogEntry {
    optional uint64 sec = 1;
    optional uint64 nanosec = 2;
    optional int32 uid = 3;
    optional int32 pid = 4;
    optional int32 tid = 5;

    // Index of the event tag, can look up in event-log-tags file
    optional uint32 tag_index = 6;

    message Elem {
        // must be sync with AOSP liblog's log.h
        enum Type {
            EVENT_TYPE_LIST_STOP = 10; // ascii decimal value of char '\n'
            EVENT_TYPE_UNKNOWN = 63; // ascii decimal value of char '?'

            EVENT_TYPE_INT = 0;
            EVENT_TYPE_LONG = 1;
            EVENT_TYPE_STRING = 2;
            EVENT_TYPE_LIST = 3;
            EVENT_TYPE_FLOAT = 4;
        }
        optional Type type = 1 [default=EVENT_TYPE_UNKNOWN];

        oneof value {
            int32 val_int32 = 2;
            int64 val_int64 = 3;
            string val_string = 4;
            float val_float = 5;
        }
    }
    repeated Elem elems = 7;
}

message LogProto {
    repeated TextLogEntry text_logs = 1;

    repeated BinaryLogEntry binary_logs = 2;
}