1 krisbash 1.1 /*
  2              **==============================================================================
  3              **
  4              ** Open Management Infrastructure (OMI)
  5              **
  6              ** Copyright (c) Microsoft Corporation
  7              **
  8              ** Licensed under the Apache License, Version 2.0 (the "License"); you may not
  9              ** use this file except in compliance with the License. You may obtain a copy
 10              ** of the License at
 11              **
 12              **     http://www.apache.org/licenses/LICENSE-2.0
 13              **
 14              ** THIS CODE IS PROVIDED *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 15              ** KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
 16              ** WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
 17              ** MERCHANTABLITY OR NON-INFRINGEMENT.
 18              **
 19              ** See the Apache 2 License for the specific language governing permissions
 20              ** and limitations under the License.
 21              **
 22 krisbash 1.1 **==============================================================================
 23              */
 24              
 25              #ifndef _logging_h
 26              #define _logging_h
 27              
 28              // Logging functions for OMI components used outside of omi{agent,check,cli,gen,reg,server}
 29              
 30              #ifndef ENABLE_TRACING  // We need to change this to log instead of printing on
 31                                      // stdout, when log file rotation is implemented and when
 32                                      // logging from library components used outside of
 33                                      // omi{agent,check,cli,gen,reg,server} is finished.
 34              
 35              #define LOGE2(a)
 36              #define LOGW2(a)
 37              #define LOGD2(a)
 38              #define LOGX2(a)
 39              
 40              #else
 41              
 42              #include <stdio.h>
 43 krisbash 1.1 #include <stddef.h>
 44              #include <pthread.h>
 45              
 46              #include <MI.h>
 47              #include <common.h>
 48              #include <base/result.h>
 49              
 50              #if defined(linux)
 51              #include <syscall.h>
 52              #endif
 53              
 54              #if defined(CONFIG_OS_WINDOWS)
 55              #define getpid GetCurrentProcessId()
 56              #endif
 57              
 58              // The time stamp for log messages
 59              #define TIMESTAMP(typ) \
 60              {\
 61                      MI_Uint64 currentTimeUsec;\
 62                      void* ptr;\
 63                      ptr = malloc(8);\
 64 krisbash 1.1         free(ptr);\
 65                      Time_Now(&currentTimeUsec);\
 66                      printf("%s %s %u:%lu %s:%d ", FmtTime(currentTimeUsec), typ, (unsigned int)getpid(), get_tid(), __FILE__, __LINE__);\
 67              }
 68              
 69              #undef printf
 70              
 71              // the LOGE2, LOGW2 nd LOGD2 macros
 72              #ifndef TRACING_LEVEL
 73              #define TRACING_LEVEL 2
 74              #endif
 75              
 76              #if TRACING_LEVEL > 4
 77               #define LOGX2(a) TIMESTAMP("X"); printf a; putchar('\n'); fflush(stdout);
 78              #else
 79               #define LOGX2(a)
 80              #endif
 81              
 82              #if TRACING_LEVEL > 3
 83               #define LOGD2(a) do { TIMESTAMP("T"); printf a; putchar('\n'); fflush(stdout); } while (0)
 84              #else
 85 krisbash 1.1  #define LOGD2(a)
 86              #endif
 87              
 88              #if TRACING_LEVEL > 2
 89               #define LOGW2(a) do { TIMESTAMP("W"); printf a; putchar('\n'); fflush(stdout); } while (0)
 90              #else
 91               #define LOGW2(a)
 92              #endif
 93              
 94              #define LOGE2(a) do { TIMESTAMP("E"); printf a; putchar('\n'); fflush(stdout); } while (0)
 95              
 96              /*
 97              **==============================================================================
 98              **
 99              ** Formatting functions for some data types
100              **
101              **==============================================================================
102              */
103              
104              BEGIN_EXTERNC
105              
106 krisbash 1.1 extern unsigned long get_tid();
107              extern const char* mistrerror(MI_Result res);
108              extern const char* selectorflagstr(MI_Uint32 Flags);
109              extern const char* bitnumberstr(unsigned long Bits);
110              extern const char* sslstrerror(int SslError);
111              extern const char* notifyitemtypestr(int NotifyItemType);
112              extern const char* clientstatusstr(int Status);
113              extern const char* messagetagnamestr(int Tag);
114              extern const char* protocoleventnamestr(int Event);
115              extern const char* FmtTime(MI_Uint64 Time);
116              extern const char* FmtInterval( MI_Sint64 Time);
117              extern MI_Result Time_Now(MI_Uint64* self);
118              
119              END_EXTERNC
120              
121              #endif // defined ENABLE_TRACING
122              
123              #endif // defined _logging_h