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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 ALOGD(), ALOGE(), and other logging macros from
     22  *  /system/core/include/cutils/log.h
     23  *
     24  ******************************************************************************/
     25 #include <cutils/properties.h>
     26 #include <string.h>
     27 #include "_OverrideLog.h"
     28 #include "android_logmsg.h"
     29 #include "config.h"
     30 
     31 #undef LOG_TAG
     32 #define LOG_TAG "BrcmNfcJni"
     33 
     34 /*******************************************************************************
     35 **
     36 ** Function:        initializeGlobalAppLogLevel
     37 **
     38 ** Description:     Initialize and get global logging level from .conf or
     39 **                  Android property nfc.app_log_level.  The Android property
     40 **                  overrides .conf variable.
     41 **
     42 ** Returns:         Global log level:
     43 **                  BT_TRACE_LEVEL_NONE    0 * No trace messages to be generated
     44 **                  BT_TRACE_LEVEL_ERROR   1 * Error condition trace messages
     45 **                  BT_TRACE_LEVEL_WARNING 2 * Warning condition trace messages
     46 **                  BT_TRACE_LEVEL_API     3 * API traces
     47 **                  BT_TRACE_LEVEL_EVENT   4 * Debug messages for events
     48 **                  BT_TRACE_LEVEL_DEBUG   5 * Debug messages (general)
     49 **
     50 *******************************************************************************/
     51 unsigned char initializeGlobalAppLogLevel() {
     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     // let Android property override .conf variable
     62     sscanf(valueStr, "%lu", &num);
     63     appl_trace_level = (unsigned char)num;
     64   }
     65 
     66   // 0xFF is a special value used by the stack to query the current
     67   // trace level; it does not change any trace level
     68   if (appl_trace_level == 0xFF) appl_trace_level = BT_TRACE_LEVEL_DEBUG;
     69   ALOGD("%s: level=%u", __func__, appl_trace_level);
     70 
     71   if (appl_trace_level < BT_TRACE_LEVEL_DEBUG) {
     72     // display protocol traces in raw format
     73     ProtoDispAdapterUseRawOutput(TRUE);
     74   }
     75   return appl_trace_level;
     76 }
     77 
     78 uint32_t initializeProtocolLogLevel() {
     79   uint32_t num = 0;
     80   char valueStr[PROPERTY_VALUE_MAX] = {0};
     81 
     82   if (GetNumValue(NAME_PROTOCOL_TRACE_LEVEL, &num, sizeof(num)))
     83     ScrProtocolTraceFlag = num;
     84 
     85   int len = property_get("nfc.enable_protocol_log", valueStr, "");
     86   if (len > 0) {
     87     if (strncmp("0", valueStr, 1) == 0) {
     88       ScrProtocolTraceFlag = 0;
     89     } else {
     90       ScrProtocolTraceFlag = ~0;
     91     }
     92   }
     93 
     94   return ScrProtocolTraceFlag;
     95 }
     96 
     97 void initializeGlobalAppDtaMode() {
     98   appl_dta_mode_flag = 0x01;
     99   ALOGD("%s: DTA Enabled", __func__);
    100 }
    101