/*
* Copyright (C) 2010 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.
*/
#ifndef _CUTILS_KLOG_H_
#define _CUTILS_KLOG_H_
#include <sys/cdefs.h>
#include <sys/uio.h>
#include <stdarg.h>
__BEGIN_DECLS
void klog_init(void);
int klog_get_level(void);
void klog_set_level(int level);
/* TODO: void klog_close(void); - and make klog_fd users thread safe. */
void klog_write(int level, const char *fmt, ...)
__attribute__ ((format(printf, 2, 3)));
void klog_writev(int level, const struct iovec* iov, int iov_count);
__END_DECLS
#define KLOG_ERROR_LEVEL 3
#define KLOG_WARNING_LEVEL 4
#define KLOG_NOTICE_LEVEL 5
#define KLOG_INFO_LEVEL 6
#define KLOG_DEBUG_LEVEL 7
#define KLOG_ERROR(tag,x...) klog_write(KLOG_ERROR_LEVEL, "<3>" tag ": " x)
#define KLOG_WARNING(tag,x...) klog_write(KLOG_WARNING_LEVEL, "<4>" tag ": " x)
#define KLOG_NOTICE(tag,x...) klog_write(KLOG_NOTICE_LEVEL, "<5>" tag ": " x)
#define KLOG_INFO(tag,x...) klog_write(KLOG_INFO_LEVEL, "<6>" tag ": " x)
#define KLOG_DEBUG(tag,x...) klog_write(KLOG_DEBUG_LEVEL, "<7>" tag ": " x)
#define KLOG_DEFAULT_LEVEL 3 /* messages <= this level are logged */
#endif