final the modularity, rename the app module.

trunk/src/app/srs_app_log.hpp

@@ -0,0 +1,97 @@
+/*
+The MIT License (MIT)
+
+Copyright (c) 2013-2014 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_APP_LOG_HPP
+#define SRS_APP_LOG_HPP
+
+/*
+#include <srs_app_log.hpp>
+*/
+
+#include <srs_core.hpp>
+
+#include <srs_app_st.hpp>
+#include <srs_kernel_log.hpp>
+
+#include <string.h>
+
+#include <string>
+#include <map>
+
+/**
+* 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 void generate_id();
+    virtual int get_id();
+};
+
+/**
+* the log level, for example:
+* if specified Debug level, all level messages will be logged.
+* if specified Warn level, only Warn/Error/Fatal level messages will be logged.
+*/
+class SrsLogLevel
+{
+public:
+    // only used for very verbose debug, generally, 
+    // we compile without this level for high performance.
+    static const int Verbose = 0x01;
+    static const int Info = 0x02;
+    static const int Trace = 0x03;
+    static const int Warn = 0x04;
+    static const int Error = 0x05;
+};
+
+/**
+* we use memory/disk cache and donot flush when write log.
+*/
+class SrsFastLog : public ISrsLog
+{
+private:
+    // defined in SrsLogLevel.
+    int level;
+    char* log_data;
+public:
+    SrsFastLog();
+    virtual ~SrsFastLog();
+public:
+    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, ...);
+private:
+    virtual bool generate_header(const char* tag, int context_id, const char* level_name, int* header_size);
+    virtual void write_log(char* str_log, int size);
+};
+
+#endif