1 | // Copyright (c) Microsoft. All rights reserved.
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2 | // Licensed under the MIT license. See LICENSE file in the project root for full license information.
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3 |
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4 | #ifndef XLOGGING_H
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5 | #define XLOGGING_H
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6 |
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7 | #include "azure_c_shared_utility/agenttime.h"
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8 | #include "azure_c_shared_utility/optimize_size.h"
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9 |
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10 | #if defined(ESP8266_RTOS)
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11 | #include "c_types.h"
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12 | #endif
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13 |
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14 | #if defined(ARDUINO_ARCH_ESP8266)
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15 | #include "esp8266/azcpgmspace.h"
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16 | #endif
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17 |
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18 | #ifdef __cplusplus
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19 | /* Some compilers do not want to play by the standard, specifically ARM CC */
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20 | #ifdef MBED_BUILD_TIMESTAMP
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21 | #include <stdio.h>
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22 | #else
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23 | #include <cstdio>
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24 | #endif
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25 | extern "C" {
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26 | #else
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27 | #include <stdio.h>
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28 | #endif /* __cplusplus */
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29 |
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30 | #ifdef TIZENRT
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31 | #undef LOG_INFO
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32 | #endif
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33 |
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34 | typedef enum LOG_CATEGORY_TAG
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35 | {
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36 | AZ_LOG_ERROR,
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37 | AZ_LOG_INFO,
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38 | AZ_LOG_TRACE
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39 | } LOG_CATEGORY;
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40 |
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41 | #if defined _MSC_VER
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42 | #define FUNC_NAME __FUNCDNAME__
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43 | #else
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44 | #define FUNC_NAME __func__
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45 | #endif
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46 |
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47 | typedef void(*LOGGER_LOG)(LOG_CATEGORY log_category, const char* file, const char* func, int line, unsigned int options, const char* format, ...);
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48 | typedef void(*LOGGER_LOG_GETLASTERROR)(const char* file, const char* func, int line, const char* format, ...);
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49 |
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50 | #define TEMP_BUFFER_SIZE 1024
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51 | #define MESSAGE_BUFFER_SIZE 260
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52 |
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53 | #define LOG_NONE 0x00
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54 | #define LOG_LINE 0x01
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55 |
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56 | /*no logging is useful when time and fprintf are mocked*/
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57 | #ifdef NO_LOGGING
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58 | #define LOG(...)
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59 | #define LogInfo(...)
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60 | #define LogBinary(...)
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61 | #define LogError(...)
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62 | #define xlogging_get_log_function() NULL
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63 | #define xlogging_set_log_function(...)
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64 | #define LogErrorWinHTTPWithGetLastErrorAsString(...)
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65 | #define UNUSED(x) (void)(x)
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66 | #elif (defined MINIMAL_LOGERROR)
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67 | #define LOG(...)
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68 | #define LogInfo(...)
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69 | #define LogBinary(...)
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70 | #define LogError(...) printf("error %s: line %d\n",__FILE__,__LINE__);
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71 | #define xlogging_get_log_function() NULL
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72 | #define xlogging_set_log_function(...)
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73 | #define LogErrorWinHTTPWithGetLastErrorAsString(...)
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74 | #define UNUSED(x) (void)(x)
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75 |
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76 | #elif defined(ESP8266_RTOS)
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77 | #define LogInfo(FORMAT, ...) do { \
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78 | static const char flash_str[] ICACHE_RODATA_ATTR STORE_ATTR = FORMAT; \
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79 | printf(flash_str, ##__VA_ARGS__); \
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80 | printf("\n");\
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81 | } while((void)0,0)
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82 |
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83 | #define LogError LogInfo
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84 | #define LOG(log_category, log_options, FORMAT, ...) { \
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85 | static const char flash_str[] ICACHE_RODATA_ATTR STORE_ATTR = (FORMAT); \
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86 | printf(flash_str, ##__VA_ARGS__); \
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87 | printf("\r\n"); \
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88 | }
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89 |
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90 | #else /* NOT ESP8266_RTOS */
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91 |
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92 | // In order to make sure that the compiler evaluates the arguments and issues an error if they do not conform to printf
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93 | // specifications, we call printf with the format and __VA_ARGS__ but the call is behind an if (0) so that it does
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94 | // not actually get executed at runtime
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95 | #if defined _MSC_VER
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96 | // ignore warning C4127
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97 | #define LOG(log_category, log_options, format, ...) \
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98 | { \
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99 | __pragma(warning(suppress: 4127)) \
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100 | if (0) \
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101 | { \
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102 | (void)printf(format, __VA_ARGS__); \
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103 | } \
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104 | { \
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105 | LOGGER_LOG l = xlogging_get_log_function(); \
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106 | if (l != NULL) \
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107 | { \
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108 | l(log_category, __FILE__, FUNC_NAME, __LINE__, log_options, format, __VA_ARGS__); \
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109 | } \
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110 | } \
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111 | }
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112 | #else
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113 | #define LOG(log_category, log_options, format, ...) { if (0) { (void)printf(format, ##__VA_ARGS__); } { LOGGER_LOG l = xlogging_get_log_function(); if (l != NULL) l(log_category, __FILE__, FUNC_NAME, __LINE__, log_options, format, ##__VA_ARGS__); } }
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114 | #endif
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115 |
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116 | #if defined _MSC_VER
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117 | #define LogInfo(FORMAT, ...) do{LOG(AZ_LOG_INFO, LOG_LINE, FORMAT, __VA_ARGS__); }while((void)0,0)
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118 | #else
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119 | #define LogInfo(FORMAT, ...) do{LOG(AZ_LOG_INFO, LOG_LINE, FORMAT, ##__VA_ARGS__); }while((void)0,0)
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120 | #endif
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121 |
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122 | #ifdef WIN32
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123 | extern void xlogging_LogErrorWinHTTPWithGetLastErrorAsStringFormatter(int errorMessageID);
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124 | #endif
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125 |
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126 | #if defined _MSC_VER
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127 |
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128 | extern void xlogging_set_log_function_GetLastError(LOGGER_LOG_GETLASTERROR log_function);
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129 | extern LOGGER_LOG_GETLASTERROR xlogging_get_log_function_GetLastError(void);
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130 | #define LogLastError(FORMAT, ...) do{ LOGGER_LOG_GETLASTERROR l = xlogging_get_log_function_GetLastError(); if(l!=NULL) l(__FILE__, FUNC_NAME, __LINE__, FORMAT, __VA_ARGS__); }while((void)0,0)
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131 |
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132 | #define LogError(FORMAT, ...) do{ LOG(AZ_LOG_ERROR, LOG_LINE, FORMAT, __VA_ARGS__); }while((void)0,0)
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133 | #define LogErrorWinHTTPWithGetLastErrorAsString(FORMAT, ...) do { \
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134 | int errorMessageID = GetLastError(); \
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135 | LogError(FORMAT, __VA_ARGS__); \
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136 | xlogging_LogErrorWinHTTPWithGetLastErrorAsStringFormatter(errorMessageID); \
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137 | } while((void)0,0)
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138 | #else // _MSC_VER
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139 | #define LogError(FORMAT, ...) do{ LOG(AZ_LOG_ERROR, LOG_LINE, FORMAT, ##__VA_ARGS__); }while((void)0,0)
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140 |
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141 | #ifdef WIN32
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142 | // Included when compiling on Windows but not with MSVC, e.g. with MinGW.
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143 | #define LogErrorWinHTTPWithGetLastErrorAsString(FORMAT, ...) do { \
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144 | int errorMessageID = GetLastError(); \
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145 | LogError(FORMAT, ##__VA_ARGS__); \
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146 | xlogging_LogErrorWinHTTPWithGetLastErrorAsStringFormatter(errorMessageID); \
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147 | } while((void)0,0)
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148 | #endif // WIN32
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149 |
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150 | #endif // _MSC_VER
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151 |
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152 | extern void LogBinary(const char* comment, const void* data, size_t size);
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153 |
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154 | extern void xlogging_set_log_function(LOGGER_LOG log_function);
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155 | extern LOGGER_LOG xlogging_get_log_function(void);
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156 |
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157 | #endif /* NOT ESP8266_RTOS */
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158 |
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159 | #ifdef __cplusplus
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160 | } // extern "C"
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161 | #endif /* __cplusplus */
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162 |
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163 | #endif /* XLOGGING_H */
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