1/*
2 * Copyright (c) 2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *     http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#ifndef HILOG_BASE_H
17#define HILOG_BASE_H
18
19#include <stdint.h>
20#include <stddef.h>
21
22#define SOCKET_FILE_DIR "/dev/unix/socket/"
23#define INPUT_SOCKET_NAME "hilogInput"
24
25#define MAX_LOG_LEN 4096 /* maximum length of a log, include '\0' */
26#define MAX_TAG_LEN 32   /* log tag size, include '\0' */
27
28/*
29 * header of log message from libhilog to hilogd
30 */
31typedef struct __attribute__((__packed__)) {
32    uint16_t len;
33    uint16_t version : 3;
34    uint16_t type : 4; /* APP,CORE,INIT,SEC etc */
35    uint16_t level : 3;
36    uint16_t tagLen : 6; /* include '\0' */
37    uint32_t tv_sec;
38    uint32_t tv_nsec;
39    uint32_t mono_sec;
40    uint32_t pid;
41    uint32_t tid;
42    uint32_t domain;
43    char tag[]; /* shall be end with '\0' */
44} HilogMsg;
45
46#if defined(__GNUC__) && (__GNUC__ >= 4)
47#define HILOG_PUBLIC_API __attribute__((visibility("default")))
48#define HILOG_LOCAL_API __attribute__((visibility("hidden")))
49#else
50#define HILOG_PUBLIC_API
51#define HILOG_LOCAL_API
52#endif
53
54#endif /* HILOG_BASE_H */
55