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 ALOGD(), ALOGE(), and other logging macros from 22 * /system/core/include/cutils/log.h 23 * 24 ******************************************************************************/ 25 #include "OverrideLog.h" 26 #include <cutils/properties.h> 27 #include "config.h" 28 #define LOG_TAG "NfcNciHal" 29 30 31 unsigned char appl_trace_level = BT_TRACE_LEVEL_DEBUG; 32 33 34 /******************************************************************************* 35 ** 36 ** Function: InitializeGlobalAppLogLevel 37 ** 38 ** Description: Initialize and get global logging level from 39 ** Android property nfc.app_log_level. 40 ** 41 ** Returns: Global log level: 42 ** BT_TRACE_LEVEL_NONE 0 * No trace messages to be generated 43 ** BT_TRACE_LEVEL_ERROR 1 * Error condition trace messages 44 ** BT_TRACE_LEVEL_WARNING 2 * Warning condition trace messages 45 ** BT_TRACE_LEVEL_API 3 * API traces 46 ** BT_TRACE_LEVEL_EVENT 4 * Debug messages for events 47 ** BT_TRACE_LEVEL_DEBUG 5 * Debug messages (general) 48 ** 49 *******************************************************************************/ 50 unsigned char InitializeGlobalAppLogLevel () 51 { 52 unsigned long num = 0; 53 char valueStr [PROPERTY_VALUE_MAX] = {0}; 54 55 num = 1; 56 if (GetNumValue (NAME_APPL_TRACE_LEVEL, &num, sizeof(num))) 57 appl_trace_level = (unsigned char) num; 58 59 int len = property_get ("nfc.app_log_level", valueStr, ""); 60 if (len > 0) 61 { 62 //let Android property override default value 63 sscanf (valueStr, "%lu", &num); 64 appl_trace_level = (unsigned char) num; 65 } 66 67 //0xFF is a special value used by the stack to query the current 68 //trace level; it does not change any trace level 69 if (appl_trace_level == 0xFF) 70 appl_trace_level = BT_TRACE_LEVEL_DEBUG; 71 ALOGD ("%s: level=%u", __FUNCTION__, appl_trace_level); 72 return appl_trace_level; 73 } 74