1 /* Copyright (c) 2011-2012, 2015, The Linux Foundation. All rights reserved.
2  *
3  * Redistribution and use in source and binary forms, with or without
4  * modification, are permitted provided that the following conditions are
5  * met:
6  *     * Redistributions of source code must retain the above copyright
7  *       notice, this list of conditions and the following disclaimer.
8  *     * Redistributions in binary form must reproduce the above
9  *       copyright notice, this list of conditions and the following
10  *       disclaimer in the documentation and/or other materials provided
11  *       with the distribution.
12  *     * Neither the name of The Linux Foundation, nor the names of its
13  *       contributors may be used to endorse or promote products derived
14  *       from this software without specific prior written permission.
15  *
16  * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
17  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
23  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
24  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
25  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
26  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27  *
28  */
29 
30 #define LOG_NDDEBUG 0
31 
32 #include <stdio.h>
33 #include <stdlib.h>
34 #include <sys/time.h>
35 #include <time.h>
36 #include "loc_log.h"
37 #include "msg_q.h"
38 #ifdef USE_GLIB
39 #include <time.h>
40 #endif /* USE_GLIB  */
41 #include "log_util.h"
42 #include "platform_lib_includes.h"
43 
44 #define  BUFFER_SIZE  120
45 
46 // Logging Improvements
47 const char *loc_logger_boolStr[]={"False","True"};
48 const char VOID_RET[]   = "None";
49 const char FROM_AFW[]   = "===>";
50 const char TO_MODEM[]   = "--->";
51 const char FROM_MODEM[] = "<---";
52 const char TO_AFW[]     = "<===";
53 const char EXIT_TAG[]   = "Exiting";
54 const char ENTRY_TAG[]  = "Entering";
55 const char EXIT_ERROR_TAG[]  = "Exiting with error";
56 
57 /* Logging Mechanism */
58 loc_logger_s_type loc_logger;
59 
60 /* Get names from value */
loc_get_name_from_mask(const loc_name_val_s_type table[],size_t table_size,long mask)61 const char* loc_get_name_from_mask(const loc_name_val_s_type table[], size_t table_size, long mask)
62 {
63    size_t i;
64    for (i = 0; i < table_size; i++)
65    {
66       if (table[i].val & (long) mask)
67       {
68          return table[i].name;
69       }
70    }
71    return UNKNOWN_STR;
72 }
73 
74 /* Get names from value */
loc_get_name_from_val(const loc_name_val_s_type table[],size_t table_size,long value)75 const char* loc_get_name_from_val(const loc_name_val_s_type table[], size_t table_size, long value)
76 {
77    size_t i;
78    for (i = 0; i < table_size; i++)
79    {
80       if (table[i].val == (long) value)
81       {
82          return table[i].name;
83       }
84    }
85    return UNKNOWN_STR;
86 }
87 
88 static const loc_name_val_s_type loc_msg_q_status[] =
89 {
90     NAME_VAL( eMSG_Q_SUCCESS ),
91     NAME_VAL( eMSG_Q_FAILURE_GENERAL ),
92     NAME_VAL( eMSG_Q_INVALID_PARAMETER ),
93     NAME_VAL( eMSG_Q_INVALID_HANDLE ),
94     NAME_VAL( eMSG_Q_UNAVAILABLE_RESOURCE ),
95     NAME_VAL( eMSG_Q_INSUFFICIENT_BUFFER )
96 };
97 static const size_t loc_msg_q_status_num = LOC_TABLE_SIZE(loc_msg_q_status);
98 
99 /* Find msg_q status name */
loc_get_msg_q_status(int status)100 const char* loc_get_msg_q_status(int status)
101 {
102    return loc_get_name_from_val(loc_msg_q_status, loc_msg_q_status_num, (long) status);
103 }
104 
log_succ_fail_string(int is_succ)105 const char* log_succ_fail_string(int is_succ)
106 {
107    return is_succ? "successful" : "failed";
108 }
109 
110 //Target names
111 static const loc_name_val_s_type target_name[] =
112 {
113     NAME_VAL(GNSS_NONE),
114     NAME_VAL(GNSS_MSM),
115     NAME_VAL(GNSS_GSS),
116     NAME_VAL(GNSS_MDM),
117     NAME_VAL(GNSS_QCA1530),
118     NAME_VAL(GNSS_AUTO),
119     NAME_VAL(GNSS_UNKNOWN)
120 };
121 
122 static const size_t target_name_num = LOC_TABLE_SIZE(target_name);
123 
124 /*===========================================================================
125 
126 FUNCTION loc_get_target_name
127 
128 DESCRIPTION
129    Returns pointer to a string that contains name of the target
130 
131    XX:XX:XX.000\0
132 
133 RETURN VALUE
134    The target name string
135 
136 ===========================================================================*/
loc_get_target_name(unsigned int target)137 const char *loc_get_target_name(unsigned int target)
138 {
139     int index = 0;
140     static char ret[BUFFER_SIZE];
141 
142     index =  getTargetGnssType(target);
143     if( index < 0 || (unsigned)index >= target_name_num )
144         index = target_name_num - 1;
145 
146     if( (target & HAS_SSC) == HAS_SSC ) {
147         snprintf(ret, sizeof(ret), " %s with SSC",
148            loc_get_name_from_val(target_name, target_name_num, (long)index) );
149     }
150     else {
151        snprintf(ret, sizeof(ret), " %s  without SSC",
152            loc_get_name_from_val(target_name, target_name_num, (long)index) );
153     }
154     return ret;
155 }
156 
157 
158 /*===========================================================================
159 
160 FUNCTION loc_get_time
161 
162 DESCRIPTION
163    Logs a callback event header.
164    The pointer time_string should point to a buffer of at least 13 bytes:
165 
166    XX:XX:XX.000\0
167 
168 RETURN VALUE
169    The time string
170 
171 ===========================================================================*/
loc_get_time(char * time_string,size_t buf_size)172 char *loc_get_time(char *time_string, size_t buf_size)
173 {
174    struct timeval now;     /* sec and usec     */
175    struct tm now_tm;       /* broken-down time */
176    char hms_string[80];    /* HH:MM:SS         */
177 
178    gettimeofday(&now, NULL);
179    localtime_r(&now.tv_sec, &now_tm);
180 
181    strftime(hms_string, sizeof hms_string, "%H:%M:%S", &now_tm);
182    snprintf(time_string, buf_size, "%s.%03d", hms_string, (int) (now.tv_usec / 1000));
183 
184    return time_string;
185 }
186 
187 
188 /*===========================================================================
189 FUNCTION loc_logger_init
190 
191 DESCRIPTION
192    Initializes the state of DEBUG_LEVEL and TIMESTAMP
193 
194 DEPENDENCIES
195    N/A
196 
197 RETURN VALUE
198    None
199 
200 SIDE EFFECTS
201    N/A
202 ===========================================================================*/
loc_logger_init(unsigned long debug,unsigned long timestamp)203 void loc_logger_init(unsigned long debug, unsigned long timestamp)
204 {
205    loc_logger.DEBUG_LEVEL = debug;
206 #ifdef TARGET_BUILD_VARIANT_USER
207    // force user builds to 2 or less
208    if (loc_logger.DEBUG_LEVEL > 2) {
209        loc_logger.DEBUG_LEVEL = 2;
210    }
211 #endif
212    loc_logger.TIMESTAMP   = timestamp;
213 }
214 
215 
216 /*===========================================================================
217 FUNCTION get_timestamp
218 
219 DESCRIPTION
220    Generates a timestamp using the current system time
221 
222 DEPENDENCIES
223    N/A
224 
225 RETURN VALUE
226    Char pointer to the parameter str
227 
228 SIDE EFFECTS
229    N/A
230 ===========================================================================*/
get_timestamp(char * str,unsigned long buf_size)231 char * get_timestamp(char *str, unsigned long buf_size)
232 {
233   struct timeval tv;
234   struct timezone tz;
235   int hh, mm, ss;
236   gettimeofday(&tv, &tz);
237   hh = tv.tv_sec/3600%24;
238   mm = (tv.tv_sec%3600)/60;
239   ss = tv.tv_sec%60;
240   snprintf(str, buf_size, "%02d:%02d:%02d.%06ld", hh, mm, ss, tv.tv_usec);
241   return str;
242 }
243 
244