/*
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* Copyright (C) 2008 The Android Open Source Project
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#pragma once
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#include <stdio.h>
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#include <sys/cdefs.h>
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#include <stdarg.h>
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__BEGIN_DECLS
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/** Corresponds to the Android ERROR log priority. */
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#define LOG_EMERG 0
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/** Corresponds to the Android ERROR log priority. */
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#define LOG_ALERT 1
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/** Corresponds to the Android ERROR log priority. */
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#define LOG_CRIT 2
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/** Corresponds to the Android ERROR log priority. */
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#define LOG_ERR 3
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/** Corresponds to the Android WARN log priority. */
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#define LOG_WARNING 4
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/** Corresponds to the Android INFO log priority. */
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#define LOG_NOTICE 5
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/** Corresponds to the Android INFO log priority. */
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#define LOG_INFO 6
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/** Corresponds to the Android DEBUG log priority. */
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#define LOG_DEBUG 7
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#define LOG_PRIMASK 7
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#define LOG_PRI(x) ((x) & LOG_PRIMASK)
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#define LOG_MAKEPRI(fac, pri) ((fac) | (pri))
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/** Currently ignored on Android. */
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#define LOG_KERN (0<<3)
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/** Currently ignored on Android. */
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#define LOG_USER (1<<3)
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/** Currently ignored on Android. */
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#define LOG_MAIL (2<<3)
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/** Currently ignored on Android. */
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#define LOG_DAEMON (3<<3)
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/** Currently ignored on Android. */
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#define LOG_AUTH (4<<3)
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/** Currently ignored on Android. */
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#define LOG_SYSLOG (5<<3)
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/** Currently ignored on Android. */
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#define LOG_LPR (6<<3)
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/** Currently ignored on Android. */
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#define LOG_NEWS (7<<3)
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/** Currently ignored on Android. */
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#define LOG_UUCP (8<<3)
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/** Currently ignored on Android. */
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#define LOG_CRON (9<<3)
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/** Currently ignored on Android. */
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#define LOG_AUTHPRIV (10<<3)
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/** Currently ignored on Android. */
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#define LOG_FTP (11<<3)
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/** Currently ignored on Android. */
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#define LOG_LOCAL0 (16<<3)
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/** Currently ignored on Android. */
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#define LOG_LOCAL1 (17<<3)
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/** Currently ignored on Android. */
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#define LOG_LOCAL2 (18<<3)
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/** Currently ignored on Android. */
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#define LOG_LOCAL3 (19<<3)
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/** Currently ignored on Android. */
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#define LOG_LOCAL4 (20<<3)
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/** Currently ignored on Android. */
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#define LOG_LOCAL5 (21<<3)
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/** Currently ignored on Android. */
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#define LOG_LOCAL6 (22<<3)
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/** Currently ignored on Android. */
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#define LOG_LOCAL7 (23<<3)
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#define LOG_NFACILITIES 24
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#define LOG_FACMASK 0x3f8
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#define LOG_FAC(x) (((x) >> 3) & (LOG_FACMASK >> 3))
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/**
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* Converts a log priority into a mask enabling that single priority,
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* for use with setlogmask().
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*/
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#define LOG_MASK(pri) (1 << (pri))
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/**
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* Converts a log priority into a mask enabling that priority and all lower
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* priorities, for use with setlogmask().
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*/
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#define LOG_UPTO(pri) ((1 << ((pri)+1)) - 1)
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/** openlog() options are currently ignored on Android. */
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#define LOG_PID 0x01
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/** openlog() options are currently ignored on Android. */
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#define LOG_CONS 0x02
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/** openlog() options are currently ignored on Android. */
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#define LOG_ODELAY 0x04
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/** openlog() options are currently ignored on Android. */
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#define LOG_NDELAY 0x08
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/** openlog() options are currently ignored on Android. */
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#define LOG_NOWAIT 0x10
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/** openlog() options are currently ignored on Android. */
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#define LOG_PERROR 0x20
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/**
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* [closelog(3)](http://man7.org/linux/man-pages/man3/closelog.3.html) does
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* nothing on Android.
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*/
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void closelog(void);
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/**
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* [openlog(3)](http://man7.org/linux/man-pages/man3/openlog.3.html) sets
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* the log tag to `__prefix`. On Android, the other two arguments are ignored.
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*/
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void openlog(const char* __prefix, int __option, int __facility);
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/**
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* [setlogmask(3)](http://man7.org/linux/man-pages/man3/setlogmask.3.html)
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* sets which log priorities will actually be logged. See `LOG_MASK` and
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* `LOG_UPTO`.
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*/
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int setlogmask(int __mask);
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/**
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* [syslog(3)](http://man7.org/linux/man-pages/man3/syslog.3.html) formats
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* the printf()-like message and logs it with the given priority, unless
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* suppressed by setlogmask(). On Android, the output goes to logcat.
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*/
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void syslog(int __priority, const char* __fmt, ...) __printflike(2, 3);
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/**
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* [vsyslog(3)](http://man7.org/linux/man-pages/man3/vsyslog.3.html) formats
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* the vprintf()-like message and logs it with the given priority, unless
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* suppressed by setlogmask(). On Android, the output goes to logcat.
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*/
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void vsyslog(int __priority, const char* __fmt, va_list __args) __printflike(2, 0);
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__END_DECLS
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