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      1 /******************************************************************************
      2  *
      3  *  Copyright (C) 2012 Broadcom Corporation
      4  *
      5  *  Licensed under the Apache License, Version 2.0 (the "License");
      6  *  you may not use this file except in compliance with the License.
      7  *  You may obtain a copy of the License at:
      8  *
      9  *  http://www.apache.org/licenses/LICENSE-2.0
     10  *
     11  *  Unless required by applicable law or agreed to in writing, software
     12  *  distributed under the License is distributed on an "AS IS" BASIS,
     13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     14  *  See the License for the specific language governing permissions and
     15  *  limitations under the License.
     16  *
     17  ******************************************************************************/
     18 
     19 /******************************************************************************
     20  *
     21  *  Override the Android logging macro(s) from
     22  *  /system/core/include/cutils/log.h. This header must be the first header
     23  *  included by a *.cpp file so the original Android macro can be replaced.
     24  *  Do not include this header in another header, because that will create
     25  *  unnecessary dependency.
     26  *
     27  ******************************************************************************/
     28 #pragma once
     29 
     30 //Override Android's ALOGD macro by adding a boolean expression.
     31 #define ALOGD(...) ((void)ALOGD_IF(appl_trace_level>=BT_TRACE_LEVEL_DEBUG, __VA_ARGS__))
     32 
     33 
     34 #include <cutils/log.h> //define Android logging macros
     35 #include "bt_types.h"
     36 
     37 
     38 #ifdef __cplusplus
     39 extern "C" {
     40 #endif
     41 
     42 
     43 extern unsigned char appl_trace_level;
     44 
     45 
     46 /*******************************************************************************
     47 **
     48 ** Function:        initializeGlobalAppLogLevel
     49 **
     50 ** Description:     Initialize and get global logging level from .conf or
     51 **                  Android property nfc.app_log_level.  The Android property
     52 **                  overrides .conf variable.
     53 **
     54 ** Returns:         Global log level:
     55 **                  BT_TRACE_LEVEL_NONE    0        * No trace messages to be generated
     56 **                  BT_TRACE_LEVEL_ERROR   1        * Error condition trace messages
     57 **                  BT_TRACE_LEVEL_WARNING 2        * Warning condition trace messages
     58 **                  BT_TRACE_LEVEL_API     3        * API traces
     59 **                  BT_TRACE_LEVEL_EVENT   4        * Debug messages for events
     60 **                  BT_TRACE_LEVEL_DEBUG   5        * Debug messages (general)
     61 **
     62 *******************************************************************************/
     63 unsigned char initializeGlobalAppLogLevel ();
     64 
     65 
     66 #ifdef __cplusplus
     67 }
     68 #endif
     69