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      1 /* ------------------------------------------------------------------
      2  * Copyright (C) 2008 PacketVideo
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
     13  * express or implied.
     14  * See the License for the specific language governing permissions
     15  * and limitations under the License.
     16  * -------------------------------------------------------------------
     17  */
     18 
     19 #ifndef ANDROID_LOG_APPENDER_H_INCLUDED
     20 #define ANDROID_LOG_APPENDER_H_INCLUDED
     21 
     22 #ifndef PVLOGGERACCESSORIES_H_INCLUDED
     23 #include "pvlogger_accessories.h"
     24 #endif
     25 
     26 #ifndef OSCLCONFIG_UTIL_H_INCLUDED
     27 #include "osclconfig_util.h"
     28 #endif
     29 
     30 #ifndef OSCL_MEM_H_INCLUDED
     31 #include "oscl_mem.h"
     32 #endif
     33 
     34 #include <utils/Log.h>
     35 #undef LOG_TAG
     36 #define LOG_TAG "PV"
     37 
     38 /**
     39  * Class: AndroidLogAppender
     40  *
     41  */
     42 template<class Layout, int32 LayoutBufferSize, class Lock = OsclNullLock>
     43 class AndroidLogAppender : public PVLoggerAppender {
     44 public:
     45     typedef PVLoggerAppender::message_id_type message_id_type;
     46 
     47     AndroidLogAppender()
     48     {
     49         stringbuf=NULL;
     50         wstringbuf=NULL;
     51     }
     52     virtual ~AndroidLogAppender()
     53     {
     54         if(stringbuf)
     55             OSCL_DEFAULT_FREE(stringbuf);
     56         if(wstringbuf)
     57             OSCL_DEFAULT_FREE((OsclAny*)wstringbuf);
     58     }
     59 
     60     void AppendString(message_id_type msgID, const char *fmt, va_list va)
     61     {
     62         _lock.Lock();
     63 
     64         int32 size;
     65 
     66         if(!stringbuf)
     67         {
     68             stringbuf=(char*)OSCL_DEFAULT_MALLOC(LayoutBufferSize);
     69             if(!stringbuf)
     70                 return;//allocation failed-- just exit gracefully.
     71         }
     72 
     73         size = _layout.FormatString(stringbuf, LayoutBufferSize, msgID, fmt, va );
     74 
     75         LOGE(stringbuf);
     76 
     77         _lock.Unlock();
     78     }
     79     void AppendBuffers(message_id_type msgID, int32 numPairs, va_list va)
     80     {
     81         OSCL_UNUSED_ARG(msgID);
     82 
     83         for (int32 i = 0; i < numPairs; i++)
     84         {
     85             int32 length = va_arg (va, int32);
     86             uint8* buffer = va_arg (va, uint8*);
     87 
     88             int32 jj;
     89             for( jj=10; jj<length; jj+=10 ) {
     90                 AppendStringA(0,"  %x %x %x %x %x %x %x %x %x %x", buffer[0], buffer[1], buffer[2], buffer[3], buffer[4], buffer[5], buffer[6], buffer[7], buffer[8], buffer[9]);
     91                 buffer += 10;
     92             }
     93 
     94             uint8 remainderbuf[10];
     95             uint32 remainder = length - (jj-10);
     96             if( remainder > 0 && remainder <= 10 ) {
     97                 oscl_memcpy( remainderbuf, buffer, remainder );
     98                 oscl_memset( remainderbuf+remainder, 0, 10-remainder );
     99                 buffer = remainderbuf;
    100                 AppendStringA(0,"  %x %x %x %x %x %x %x %x %x %x", buffer[0], buffer[1], buffer[2], buffer[3], buffer[4], buffer[5], buffer[6], buffer[7], buffer[8], buffer[9]);
    101             }
    102         }
    103         va_end(va);
    104     }
    105 
    106 private:
    107     void AppendStringA(message_id_type msgID, const char *fmt, ...) {
    108         va_list arguments;
    109         va_start(arguments, fmt);
    110         AppendString(msgID, fmt, arguments);
    111         va_end(arguments);
    112     }
    113 
    114     Layout _layout;
    115     Lock _lock;
    116     char* stringbuf;
    117     oscl_wchar* wstringbuf;
    118 
    119 };
    120 
    121 #endif // ANDROID_LOG_APPENDER_H_INCLUDED
    122 
    123