/* include/linux/logger.h * * Copyright (C) 2007-2008 Google, Inc. * Author: Robert Love <rlove@android.com> * * This software is licensed under the terms of the GNU General Public * License version 2, as published by the Free Software Foundation, and * may be copied, distributed, and modified under those terms. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the * GNU General Public License for more details. * */ #ifndef _LINUX_LOGGER_H#define _LINUX_LOGGER_H #include <linux/types.h>#include <linux/ioctl.h> struct logger_entry {	__u16		len;	/* length of the payload */	__u16		__pad;	/* no matter what, we get 2 bytes of padding */	__s32		pid;	/* generating process's pid */	__s32		tid;	/* generating process's tid */	__s32		sec;	/* seconds since Epoch */	__s32		nsec;	/* nanoseconds */	char		msg[0];	/* the entry's payload */}; #define LOGGER_LOG_RADIO	"log_radio"	/* radio-related messages */#define LOGGER_LOG_EVENTS	"log_events"	/* system/hardware events */#define LOGGER_LOG_SYSTEM	"log_system"	/* system/framework messages */#define LOGGER_LOG_MAIN		"log_main"	/* everything else */ #define LOGGER_ENTRY_MAX_LEN		(4*1024)#define LOGGER_ENTRY_MAX_PAYLOAD	\	(LOGGER_ENTRY_MAX_LEN - sizeof(struct logger_entry)) #define __LOGGERIO	0xAE #define LOGGER_GET_LOG_BUF_SIZE		_IO(__LOGGERIO, 1) /* size of log */#define LOGGER_GET_LOG_LEN		_IO(__LOGGERIO, 2) /* used log len */#define LOGGER_GET_NEXT_ENTRY_LEN	_IO(__LOGGERIO, 3) /* next entry len */#define LOGGER_FLUSH_LOG		_IO(__LOGGERIO, 4) /* flush log */ #endif /* _LINUX_LOGGER_H */