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1 /*
2  * Copyright (c) 2022 Huawei Device Co., Ltd.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a copy
5  * of this software and associated documentation files (the "Software"), to
6  * deal in the Software without restriction, including without limitation the
7  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
8  * sell copies of the Software, and to permit persons to whom the Software is
9  * furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
19  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
20  * IN THE SOFTWARE.
21  */
22 
23 #ifndef MUSL_HILOG_ADAPTER_H
24 #define MUSL_HILOG_ADAPTER_H
25 
26 #include <features.h>
27 #include <stdarg.h>
28 #include <stdbool.h>
29 
30 #ifndef hidden
31 #define hidden __attribute__((visibility("hidden")))
32 #endif
33 
34 // Log type
35 typedef enum {
36     LOG_TYPE_MIN = 0,
37     LOG_APP = 0,
38     // Log to kmsg, only used by init phase.
39     LOG_INIT = 1,
40     // Used by core service, framework.
41     LOG_CORE = 3,
42     LOG_KMSG = 4,
43     LOG_TYPE_MAX
44 } LogType;
45 
46 // Log level
47 typedef enum {
48     LOG_LEVEL_MIN = 0,
49     LOG_DEBUG = 3,
50     LOG_INFO = 4,
51     LOG_WARN = 5,
52     LOG_ERROR = 6,
53     LOG_FATAL = 7,
54     LOG_LEVEL_MAX = 8,
55 } LogLevel;
56 
57 hidden bool CheckHilogValid();
58 // Dangerous operation, please do not use in normal business
59 hidden void RefreshHiLogSocketFd();
60 
61 hidden void InitHilogSocketFd();
62 
63 hidden int HiLogAdapterPrint(LogType type, LogLevel level, unsigned int domain, const char *tag, const char *fmt, ...)
64     __attribute__((__format__(os_log, 5, 6)));
65 
66 hidden int HiLogAdapterPrintArgs(const LogType type, const LogLevel level, const unsigned int domain, const char *tag,
67                                  const char *fmt, va_list ap);
68 hidden int HiLogAdapterVaList(LogType type, LogLevel level, unsigned int domain, const char *tag, const char *fmt,
69                               va_list ap);
70 
71 hidden bool HiLogAdapterIsLoggable(unsigned int domain, const char *tag, LogLevel level);
72 
73 #ifdef OHOS_ENABLE_PARAMETER
74 #include "sys_param.h"
75 hidden bool get_bool_sysparam(CachedHandle cachedhandle);
76 #endif
77 
78 hidden bool is_musl_log_enable();
79 hidden void musl_log_reset();
80 
81 #endif  // MUSL_HILOG_ADAPTER_H
82