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_NDEBUG 0
31 
32 #include <stdio.h>
33 #include <stdlib.h>
34 #include <sys/time.h>
35 #include "loc_log.h"
36 #include "msg_q.h"
37 #include <platform_lib_includes.h>
38 
39 #define  BUFFER_SIZE  120
40 
41 // Logging Improvements
42 const char *loc_logger_boolStr[]={"False","True"};
43 const char VOID_RET[]   = "None";
44 const char FROM_AFW[]   = "===>";
45 const char TO_MODEM[]   = "--->";
46 const char FROM_MODEM[] = "<---";
47 const char TO_AFW[]     = "<===";
48 const char EXIT_TAG[]   = "Exiting";
49 const char ENTRY_TAG[]  = "Entering";
50 const char EXIT_ERROR_TAG[]  = "Exiting with error";
51 
52 /* Logging Mechanism */
53 loc_logger_s_type loc_logger;
54 
55 /* Get names from value */
loc_get_name_from_mask(const loc_name_val_s_type table[],size_t table_size,long mask)56 const char* loc_get_name_from_mask(const loc_name_val_s_type table[], size_t table_size, long mask)
57 {
58    size_t i;
59    for (i = 0; i < table_size; i++)
60    {
61       if (table[i].val & (long) mask)
62       {
63          return table[i].name;
64       }
65    }
66    return UNKNOWN_STR;
67 }
68 
69 /* Get names from value */
loc_get_name_from_val(const loc_name_val_s_type table[],size_t table_size,long value)70 const char* loc_get_name_from_val(const loc_name_val_s_type table[], size_t table_size, long value)
71 {
72    size_t i;
73    for (i = 0; i < table_size; i++)
74    {
75       if (table[i].val == (long) value)
76       {
77          return table[i].name;
78       }
79    }
80    return UNKNOWN_STR;
81 }
82 
83 static const loc_name_val_s_type loc_msg_q_status[] =
84 {
85     NAME_VAL( eMSG_Q_SUCCESS ),
86     NAME_VAL( eMSG_Q_FAILURE_GENERAL ),
87     NAME_VAL( eMSG_Q_INVALID_PARAMETER ),
88     NAME_VAL( eMSG_Q_INVALID_HANDLE ),
89     NAME_VAL( eMSG_Q_UNAVAILABLE_RESOURCE ),
90     NAME_VAL( eMSG_Q_INSUFFICIENT_BUFFER )
91 };
92 static const size_t loc_msg_q_status_num = LOC_TABLE_SIZE(loc_msg_q_status);
93 
94 /* Find msg_q status name */
loc_get_msg_q_status(int status)95 const char* loc_get_msg_q_status(int status)
96 {
97    return loc_get_name_from_val(loc_msg_q_status, loc_msg_q_status_num, (long) status);
98 }
99 
log_succ_fail_string(int is_succ)100 const char* log_succ_fail_string(int is_succ)
101 {
102    return is_succ? "successful" : "failed";
103 }
104 
105 //Target names
106 static const loc_name_val_s_type target_name[] =
107 {
108     NAME_VAL(GNSS_NONE),
109     NAME_VAL(GNSS_MSM),
110     NAME_VAL(GNSS_GSS),
111     NAME_VAL(GNSS_MDM),
112     NAME_VAL(GNSS_AUTO),
113     NAME_VAL(GNSS_UNKNOWN)
114 };
115 
116 static const size_t target_name_num = LOC_TABLE_SIZE(target_name);
117 
118 /*===========================================================================
119 
120 FUNCTION loc_get_target_name
121 
122 DESCRIPTION
123    Returns pointer to a string that contains name of the target
124 
125    XX:XX:XX.000\0
126 
127 RETURN VALUE
128    The target name string
129 
130 ===========================================================================*/
loc_get_target_name(unsigned int target)131 const char *loc_get_target_name(unsigned int target)
132 {
133     int index = 0;
134     static char ret[BUFFER_SIZE];
135 
136     index =  getTargetGnssType(target);
137     if( index < 0 || (unsigned)index >= target_name_num )
138         index = target_name_num - 1;
139 
140     if( (target & HAS_SSC) == HAS_SSC ) {
141         snprintf(ret, sizeof(ret), " %s with SSC",
142            loc_get_name_from_val(target_name, target_name_num, (long)index) );
143     }
144     else {
145        snprintf(ret, sizeof(ret), " %s  without SSC",
146            loc_get_name_from_val(target_name, target_name_num, (long)index) );
147     }
148     return ret;
149 }
150 
151 
152 /*===========================================================================
153 
154 FUNCTION loc_get_time
155 
156 DESCRIPTION
157    Logs a callback event header.
158    The pointer time_string should point to a buffer of at least 13 bytes:
159 
160    XX:XX:XX.000\0
161 
162 RETURN VALUE
163    The time string
164 
165 ===========================================================================*/
loc_get_time(char * time_string,size_t buf_size)166 char *loc_get_time(char *time_string, size_t buf_size)
167 {
168    struct timeval now;     /* sec and usec     */
169    struct tm now_tm;       /* broken-down time */
170    char hms_string[80];    /* HH:MM:SS         */
171 
172    gettimeofday(&now, NULL);
173    localtime_r(&now.tv_sec, &now_tm);
174 
175    strftime(hms_string, sizeof hms_string, "%H:%M:%S", &now_tm);
176    snprintf(time_string, buf_size, "%s.%03d", hms_string, (int) (now.tv_usec / 1000));
177 
178    return time_string;
179 }
180 
181 
182 /*===========================================================================
183 FUNCTION loc_logger_init
184 
185 DESCRIPTION
186    Initializes the state of DEBUG_LEVEL and TIMESTAMP
187 
188 DEPENDENCIES
189    N/A
190 
191 RETURN VALUE
192    None
193 
194 SIDE EFFECTS
195    N/A
196 ===========================================================================*/
loc_logger_init(unsigned long debug,unsigned long timestamp)197 void loc_logger_init(unsigned long debug, unsigned long timestamp)
198 {
199    loc_logger.DEBUG_LEVEL = debug;
200 #ifdef TARGET_BUILD_VARIANT_USER
201    // force user builds to 2 or less
202    if (loc_logger.DEBUG_LEVEL > 2) {
203        loc_logger.DEBUG_LEVEL = 2;
204    }
205 #endif
206    loc_logger.TIMESTAMP   = timestamp;
207 }
208 
209 
210 /*===========================================================================
211 FUNCTION get_timestamp
212 
213 DESCRIPTION
214    Generates a timestamp using the current system time
215 
216 DEPENDENCIES
217    N/A
218 
219 RETURN VALUE
220    Char pointer to the parameter str
221 
222 SIDE EFFECTS
223    N/A
224 ===========================================================================*/
get_timestamp(char * str,unsigned long buf_size)225 char * get_timestamp(char *str, unsigned long buf_size)
226 {
227   struct timeval tv;
228   struct timezone tz;
229   int hh, mm, ss;
230   gettimeofday(&tv, &tz);
231   hh = tv.tv_sec/3600%24;
232   mm = (tv.tv_sec%3600)/60;
233   ss = tv.tv_sec%60;
234   snprintf(str, buf_size, "%02d:%02d:%02d.%06ld", hh, mm, ss, tv.tv_usec);
235   return str;
236 }
237 
238