srs/trunk/src/service/srs_service_log.hpp

/**
 * The MIT License (MIT)
 *
 * Copyright (c) 2013-2017 OSSRS(winlin)
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
 * the Software, and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

#ifndef SRS_SERVICE_LOG_HPP
#define SRS_SERVICE_LOG_HPP

#include <srs_core.hpp>

#include <map>

#include <srs_service_st.hpp>
#include <srs_kernel_log.hpp>

/**
 * st thread context, get_id will get the st-thread id,
 * which identify the client.
 */
class SrsThreadContext : public ISrsThreadContext
{
private:
    std::map<st_thread_t, int> cache;
public:
    SrsThreadContext();
    virtual ~SrsThreadContext();
public:
    virtual int generate_id();
    virtual int get_id();
    virtual int set_id(int v);
public:
    virtual void clear_cid();
};

/**
 * The basic console log, which write log to console.
 */
class SrsConsoleLog : public ISrsLog
{
private:
    SrsLogLevel level;
    bool utc;
private:
    char* buffer;
public:
    SrsConsoleLog(SrsLogLevel l, bool u);
    virtual ~SrsConsoleLog();
// interface ISrsLog
public:
    virtual int initialize();
    virtual void reopen();
    virtual void verbose(const char* tag, int context_id, const char* fmt, ...);
    virtual void info(const char* tag, int context_id, const char* fmt, ...);
    virtual void trace(const char* tag, int context_id, const char* fmt, ...);
    virtual void warn(const char* tag, int context_id, const char* fmt, ...);
    virtual void error(const char* tag, int context_id, const char* fmt, ...);
};

/**
 * Generate the log header.
 * @Param dangerous Whether log is warning or error, log the errno if true.
 * @Param utc Whether use UTC time format in the log header.
 * @Param psize Output the actual header size.
 */
bool srs_log_header(char* buffer, int size, bool utc, bool dangerous, const char* tag, int cid, const char* level, int* psize);

#endif