logger.h revision e2bf2ea4d2846031edfc52b942ad53e5467243f6
1dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project/* utils/logger.h 2dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** 3dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** Copyright 2007, The Android Open Source Project 4dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** 5dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** This file is dual licensed. It may be redistributed and/or modified 6dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** under the terms of the Apache 2.0 License OR version 2 of the GNU 7dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** General Public License. 8dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project*/ 9dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 10dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#ifndef _UTILS_LOGGER_H 11dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#define _UTILS_LOGGER_H 12dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 13dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <stdint.h> 14dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 15dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstruct logger_entry { 16dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint16_t len; /* length of the payload */ 17dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint16_t __pad; /* no matter what, we get 2 bytes of padding */ 18dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t pid; /* generating process's pid */ 19dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t tid; /* generating process's tid */ 20dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t sec; /* seconds since Epoch */ 21dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t nsec; /* nanoseconds */ 22dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char msg[0]; /* the entry's payload */ 23dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project}; 24dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 25dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#define LOGGER_LOG_MAIN "log/main" 26dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#define LOGGER_LOG_RADIO "log/radio" 27dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#define LOGGER_LOG_EVENTS "log/events" 28e2bf2ea4d2846031edfc52b942ad53e5467243f6Joe Onorato#define LOGGER_LOG_SYSTEM "log/system" 29dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 30dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#define LOGGER_ENTRY_MAX_LEN (4*1024) 31dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#define LOGGER_ENTRY_MAX_PAYLOAD \ 32dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project (LOGGER_ENTRY_MAX_LEN - sizeof(struct logger_entry)) 33dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 34dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#ifdef HAVE_IOCTL 35dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 36dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <sys/ioctl.h> 37dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 38dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#define __LOGGERIO 0xAE 39dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 40dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#define LOGGER_GET_LOG_BUF_SIZE _IO(__LOGGERIO, 1) /* size of log */ 41dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#define LOGGER_GET_LOG_LEN _IO(__LOGGERIO, 2) /* used log len */ 42dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#define LOGGER_GET_NEXT_ENTRY_LEN _IO(__LOGGERIO, 3) /* next entry len */ 43dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#define LOGGER_FLUSH_LOG _IO(__LOGGERIO, 4) /* flush log */ 44dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 45dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#endif // HAVE_IOCTL 46dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 47dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#endif /* _UTILS_LOGGER_H */ 48