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 <string.h>
28 #include "config.h"
29 #include "android_logmsg.h"
30 #define LOG_TAG "NfcNciHal"
31 
32 
33 unsigned char appl_trace_level = BT_TRACE_LEVEL_DEBUG;
34 
35 /*******************************************************************************
36 **
37 ** Function:        InitializeGlobalAppLogLevel
38 **
39 ** Description:     Initialize and get global logging level from
40 **                  Android property nfc.app_log_level.
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 *******************************************************************************/
InitializeGlobalAppLogLevel()51 unsigned char InitializeGlobalAppLogLevel ()
52 {
53     unsigned long num = 0;
54     char valueStr [PROPERTY_VALUE_MAX] = {0};
55 
56     num = 1;
57     if (GetNumValue (NAME_APPL_TRACE_LEVEL, &num, sizeof(num)))
58         appl_trace_level = (unsigned char) num;
59 
60     int len = property_get ("nfc.app_log_level", valueStr, "");
61     if (len > 0)
62     {
63         //let Android property override default value
64         sscanf (valueStr, "%lu", &num);
65         appl_trace_level = (unsigned char) num;
66     }
67 
68     //0xFF is a special value used by the stack to query the current
69     //trace level; it does not change any trace level
70     if (appl_trace_level == 0xFF)
71         appl_trace_level = BT_TRACE_LEVEL_DEBUG;
72     ALOGD ("%s: level=%u", __FUNCTION__, appl_trace_level);
73 
74     if (appl_trace_level < BT_TRACE_LEVEL_DEBUG)
75     {
76         //display protocol traces in raw format
77         ProtoDispAdapterUseRawOutput (TRUE);
78     }
79     return appl_trace_level;
80 }
81 
InitializeProtocolLogLevel()82 UINT32 InitializeProtocolLogLevel () {
83     UINT32 num = 0;
84     char valueStr [PROPERTY_VALUE_MAX] = {0};
85 
86     if ( GetNumValue ( NAME_PROTOCOL_TRACE_LEVEL, &num, sizeof ( num ) ) )
87         ScrProtocolTraceFlag = num;
88 
89     int len = property_get ("nfc.enable_protocol_log", valueStr, "");
90     if (len > 0)
91     {
92         if (strncmp("0", valueStr, 1) == 0)
93         {
94             ScrProtocolTraceFlag = 0;
95         } else {
96             ScrProtocolTraceFlag = ~0;
97         }
98     }
99 
100     return ScrProtocolTraceFlag;
101 }
102 
103