Security/libsecurity_apple_csp/lib/cspdebugging.h

   1 /*
   2  * Copyright (c) 2000-2001,2011,2013-2014 Apple Inc. All Rights Reserved.
   3  *
   4  * The contents of this file constitute Original Code as defined in and are
   5  * subject to the Apple Public Source License Version 1.2 (the 'License').
   6  * You may not use this file except in compliance with the License. Please obtain
   7  * a copy of the License at http://www.apple.com/publicsource and read it before
   8  * using this file.
   9  *
  10  * This Original Code and all software distributed under the License are
  11  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS
  12  * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT
  13  * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
  14  * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the
  15  * specific language governing rights and limitations under the License.
  16  */
  17
  18
  19 /*
  20         File:           cspdebugging.h
  21
  22         Contains:       Debugging macros.
  23
  24
  25         Copyright (c) 1998,2011,2013-2014 Apple Inc. All Rights Reserved.
  26
  27         Change History (most recent first):
  28
  29                 06/02/98        dpm             Added DEBUG_THREAD_YIELD.
  30                 03/10/98        dpm             Created.
  31
  32 */
  33
  34 #ifndef _CSPDEBUGGING_H_
  35 #define _CSPDEBUGGING_H_
  36
  37 #ifdef  NDEBUG
  38 #define DEBUG_ENABLE            0
  39 #define ERROR_LOG_ENABLE        0
  40 #else
  41 #define DEBUG_ENABLE            1
  42 #define ERROR_LOG_ENABLE        1
  43 #endif
  44
  45 /* any other way? */
  46 #define LOG_VIA_PRINTF          1
  47
  48 #if             DEBUG_ENABLE || ERROR_LOG_ENABLE
  49
  50 #include <stdio.h>
  51 #include <stdlib.h>
  52
  53 #if             !LOG_VIA_PRINTF
  54
  55 #error Hey, figure out a debug mechanism
  56
  57 #include <string.h>
  58 #include <TextUtils.h>
  59
  60 /* common log macros */
  61
  62 /* remaining ones can take constant strings */
  63
  64 #ifdef  __cplusplus
  65 extern "C" {
  66 #endif
  67
  68 extern void dblog0(char *str);
  69 extern void dblog1(char *str, void * arg1);
  70 extern void dblog2(char *str, void * arg1, void * arg2);
  71 extern void dblog3(char *str, void * arg1, void * arg2, void * arg3);
  72 extern void dblog4(char *str, void * arg1, void * arg2, void * arg3, void * arg4);
  73
  74 #ifdef  __cplusplus
  75 }
  76 #endif
  77
  78
  79 #else   /* LOG_VIA_PRINTF */
  80
  81 #define dblog0(str)                                                             printf(str)
  82 #define dblog1(str, arg1)                                               printf(str, arg1)
  83 #define dblog2(str, arg1, arg2)                                 printf(str, arg1, arg2)
  84 #define dblog3(str, arg1, arg2, arg3)                   printf(str, arg1, arg2, arg3)
  85 #define dblog4(str, arg1, arg2, arg3, arg4)             printf(str, arg1, arg2, arg3, arg4)
  86
  87 #endif  /* LOG_VIA_PRINTF */
  88
  89 #else   /* log macros disabled */
  90
  91 #define dblog0(str)
  92 #define dblog1(str, arg1)
  93 #define dblog2(str, arg1, arg2)
  94 #define dblog3(str, arg1, arg2, arg3)
  95 #define dblog4(str, arg1, arg2, arg3, arg4)
  96
  97 #endif  /* DEBUG_ENABLE || ERROR_LOG_ENABLE */
  98
  99 #if     DEBUG_ENABLE
 100
 101 #define dprintf0(str)                                                           dblog0(str)
 102 #define dprintf1(str, arg1)                                                     dblog1(str, arg1)
 103 #define dprintf2(str, arg1, arg2)                                       dblog2(str, arg1, arg2)
 104 #define dprintf3(str, arg1, arg2, arg3)                         dblog3(str, arg1, arg2, arg3)
 105 #define dprintf4(str, arg1, arg2, arg3, arg4)           dblog4(str, arg1, arg2, arg3,  arg4)
 106
 107 #ifdef  __cplusplus
 108 extern "C" {
 109 #endif
 110
 111 static inline void _panic(const char *str)
 112 {
 113         printf("%s\n", str);
 114         exit(1);
 115 }
 116
 117 #ifdef  __cplusplus
 118 }
 119 #endif
 120
 121 #define CASSERT(expression)                                                     \
 122   ((expression) ? (void)0 :                                                     \
 123    (dprintf1 ("Assertion failed: " #expression                  \
 124       ", file " __FILE__ ", line %d.\n", __LINE__),     \
 125     _panic("Assertion Failure")))
 126
 127 #else   /* DEBUG_ENABLE */
 128
 129 #define dprintf0(str)
 130 #define dprintf1(str, arg1)
 131 #define dprintf2(str, arg1, arg2)
 132 #define dprintf3(str, arg1, arg2, arg3)
 133 #define dprintf4(str, arg1, arg2, arg3, arg4)
 134
 135 #define CASSERT(expression)
 136
 137 #endif  /* DEBUG_ENABLE */
 138
 139 /*
 140  * Error logging. This may well be platform dependent.
 141  */
 142 #if             ERROR_LOG_ENABLE
 143 #define errorLog0(str)                                                          dblog0(str);
 144 #define errorLog1(str, arg1)                                            dblog1(str, arg1)
 145 #define errorLog2(str, arg1, arg2)                                      dblog2(str, arg1, arg2)
 146 #define errorLog3(str, arg1, arg2, arg3)                        dblog3(str, arg1, arg2, arg3)
 147 #define errorLog4(str, arg1, arg2, arg3, arg4)          dblog4(str, arg1, arg2, arg3, arg4)
 148
 149 #else   /* ERROR_LOG_ENABLE */
 150
 151 #define errorLog0(str)
 152 #define errorLog1(str, arg1)
 153 #define errorLog2(str, arg1, arg2)
 154 #define errorLog3(str, arg1, arg2, arg3)
 155 #define errorLog4(str, arg1, arg2, arg3, arg4)
 156
 157 #endif  /* ERROR_LOG_ENABLE */
 158
 159 #endif  /* _CSPDEBUGGING_H_ */