1/* Copyright (c) 2011-2014 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#ifndef __LOG_UTIL_H__
31#define __LOG_UTIL_H__
32
33#ifndef USE_GLIB
34#include <utils/Log.h>
35#endif /* USE_GLIB */
36
37#ifdef USE_GLIB
38
39#include <stdio.h>
40#include <sys/types.h>
41#include <unistd.h>
42
43#ifndef LOG_TAG
44#define LOG_TAG "GPS_UTILS"
45
46#endif  // LOG_TAG
47
48#endif /* USE_GLIB */
49
50#ifdef __cplusplus
51extern "C"
52{
53#endif
54/*=============================================================================
55 *
56 *                         LOC LOGGER TYPE DECLARATION
57 *
58 *============================================================================*/
59/* LOC LOGGER */
60typedef struct loc_logger_s
61{
62  unsigned long  DEBUG_LEVEL;
63  unsigned long  TIMESTAMP;
64} loc_logger_s_type;
65
66/*=============================================================================
67 *
68 *                               EXTERNAL DATA
69 *
70 *============================================================================*/
71extern loc_logger_s_type loc_logger;
72
73// Logging Improvements
74extern const char *loc_logger_boolStr[];
75
76extern const char *boolStr[];
77extern const char VOID_RET[];
78extern const char FROM_AFW[];
79extern const char TO_MODEM[];
80extern const char FROM_MODEM[];
81extern const char TO_AFW[];
82extern const char EXIT_TAG[];
83extern const char ENTRY_TAG[];
84extern const char EXIT_ERROR_TAG[];
85
86/*=============================================================================
87 *
88 *                        MODULE EXPORTED FUNCTIONS
89 *
90 *============================================================================*/
91extern void loc_logger_init(unsigned long debug, unsigned long timestamp);
92extern char* get_timestamp(char* str, unsigned long buf_size);
93
94#ifndef DEBUG_DMN_LOC_API
95
96/* LOGGING MACROS */
97/*loc_logger.DEBUG_LEVEL is initialized to 0xff in loc_cfg.cpp
98  if that value remains unchanged, it means gps.conf did not
99  provide a value and we default to the initial value to use
100  Android's logging levels*/
101#define IF_LOC_LOGE if((loc_logger.DEBUG_LEVEL >= 1) && (loc_logger.DEBUG_LEVEL <= 5))
102
103#define IF_LOC_LOGW if((loc_logger.DEBUG_LEVEL >= 2) && (loc_logger.DEBUG_LEVEL <= 5))
104
105#define IF_LOC_LOGI if((loc_logger.DEBUG_LEVEL >= 3) && (loc_logger.DEBUG_LEVEL <= 5))
106
107#define IF_LOC_LOGD if((loc_logger.DEBUG_LEVEL >= 4) && (loc_logger.DEBUG_LEVEL <= 5))
108
109#define IF_LOC_LOGV if((loc_logger.DEBUG_LEVEL >= 5) && (loc_logger.DEBUG_LEVEL <= 5))
110
111#define LOC_LOGE(...) \
112IF_LOC_LOGE { ALOGE("E/" __VA_ARGS__); } \
113else if (loc_logger.DEBUG_LEVEL == 0xff) { ALOGE("E/" __VA_ARGS__); }
114
115#define LOC_LOGW(...) \
116IF_LOC_LOGW { ALOGE("W/" __VA_ARGS__); }  \
117else if (loc_logger.DEBUG_LEVEL == 0xff) { ALOGW("W/" __VA_ARGS__); }
118
119#define LOC_LOGI(...) \
120IF_LOC_LOGI { ALOGE("I/" __VA_ARGS__); }   \
121else if (loc_logger.DEBUG_LEVEL == 0xff) { ALOGI("I/" __VA_ARGS__); }
122
123#define LOC_LOGD(...) \
124IF_LOC_LOGD { ALOGE("D/" __VA_ARGS__); }   \
125else if (loc_logger.DEBUG_LEVEL == 0xff) { ALOGD("D/" __VA_ARGS__); }
126
127#define LOC_LOGV(...) \
128IF_LOC_LOGV { ALOGE("V/" __VA_ARGS__); }   \
129else if (loc_logger.DEBUG_LEVEL == 0xff) { ALOGV("V/" __VA_ARGS__); }
130
131#else /* DEBUG_DMN_LOC_API */
132
133#define LOC_LOGE(...) ALOGE("E/" __VA_ARGS__)
134
135#define LOC_LOGW(...) ALOGW("W/" __VA_ARGS__)
136
137#define LOC_LOGI(...) ALOGI("I/" __VA_ARGS__)
138
139#define LOC_LOGD(...) ALOGD("D/" __VA_ARGS__)
140
141#define LOC_LOGV(...) ALOGV("V/" __VA_ARGS__)
142
143#endif /* DEBUG_DMN_LOC_API */
144
145/*=============================================================================
146 *
147 *                          LOGGING IMPROVEMENT MACROS
148 *
149 *============================================================================*/
150#define LOG_(LOC_LOG, ID, WHAT, SPEC, VAL)                                    \
151    do {                                                                      \
152        if (loc_logger.TIMESTAMP) {                                           \
153            char ts[32];                                                      \
154            LOC_LOG("[%s] %s %s line %d " #SPEC,                              \
155                     get_timestamp(ts, sizeof(ts)), ID, WHAT, __LINE__, VAL); \
156        } else {                                                              \
157            LOC_LOG("%s %s line %d " #SPEC,                                   \
158                     ID, WHAT, __LINE__, VAL);                                \
159        }                                                                     \
160    } while(0)
161
162#define LOG_I(ID, WHAT, SPEC, VAL) LOG_(LOC_LOGI, ID, WHAT, SPEC, VAL)
163#define LOG_V(ID, WHAT, SPEC, VAL) LOG_(LOC_LOGV, ID, WHAT, SPEC, VAL)
164#define LOG_E(ID, WHAT, SPEC, VAL) LOG_(LOC_LOGE, ID, WHAT, SPEC, VAL)
165
166#define ENTRY_LOG() LOG_V(ENTRY_TAG, __func__, %s, "")
167#define EXIT_LOG(SPEC, VAL) LOG_V(EXIT_TAG, __func__, SPEC, VAL)
168#define EXIT_LOG_WITH_ERROR(SPEC, VAL)                       \
169    if (VAL != 0) {                                          \
170        LOG_E(EXIT_ERROR_TAG, __func__, SPEC, VAL);          \
171    } else {                                                 \
172        LOG_V(EXIT_TAG, __func__, SPEC, VAL);                \
173    }
174
175
176// Used for logging callflow from Android Framework
177#define ENTRY_LOG_CALLFLOW() LOG_I(FROM_AFW, __func__, %s, "")
178// Used for logging callflow to Modem
179#define EXIT_LOG_CALLFLOW(SPEC, VAL) LOG_I(TO_MODEM, __func__, SPEC, VAL)
180// Used for logging callflow from Modem(TO_MODEM, __func__, %s, "")
181#define MODEM_LOG_CALLFLOW(SPEC, VAL) LOG_I(FROM_MODEM, __func__, SPEC, VAL)
182// Used for logging callflow to Android Framework
183#define CALLBACK_LOG_CALLFLOW(CB, SPEC, VAL) LOG_I(TO_AFW, CB, SPEC, VAL)
184
185#ifdef __cplusplus
186}
187#endif
188
189#endif // __LOG_UTIL_H__
190