/usr/include/net-snmp/library/snmp_assert.h is in libsnmp-dev 5.7.3+dfsg-1.8ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 | #ifndef SNMP_ASSERT_H
#define SNMP_ASSERT_H
#ifdef NETSNMP_USE_ASSERT
# include <assert.h>
#else
# include <net-snmp/library/snmp_logging.h>
#endif
/*
* MACROs don't need extern "C"
*/
/*
* define __STRING for systems (*cough* sun *cough*) that don't have it
*/
#ifndef __STRING
# if defined(__STDC__) || defined(_MSC_VER)
# define __STRING(x) #x
# else
# define __STRING(x) "x"
# endif /* __STDC__ */
#endif /* __STRING */
/*
* always use assert if requested
*/
#ifdef NETSNMP_USE_ASSERT
/* void netsnmp_assert( int );*/
# define netsnmp_assert(x) assert( x )
# define netsnmp_assert_or_return(x, y) assert( x )
# define netsnmp_assert_or_msgreturn(x, y, z) assert( x )
#else
/*
* if asserts weren't requested, just log, unless NETSNMP_NO_DEBUGGING specified
*/
# ifndef NETSNMP_NO_DEBUGGING
# ifdef NETSNMP_FUNCTION
# define NETSNMP_FUNC_FMT " %s()\n"
# define NETSNMP_FUNC_PARAM NETSNMP_FUNCTION
# else
# define NETSNMP_FUNC_FMT "%c"
# define NETSNMP_FUNC_PARAM '\n'
# endif
#
# define netsnmp_assert(x) do { \
if ( x ) \
; \
else \
snmp_log(LOG_ERR, \
"netsnmp_assert %s failed %s:%d" NETSNMP_FUNC_FMT, \
__STRING(x),__FILE__,__LINE__, \
NETSNMP_FUNC_PARAM); \
}while(0)
# define netsnmp_assert_or_return(x, y) do { \
if ( x ) \
; \
else { \
snmp_log(LOG_ERR, \
"netsnmp_assert %s failed %s:%d" NETSNMP_FUNC_FMT, \
__STRING(x),__FILE__,__LINE__, \
NETSNMP_FUNC_PARAM); \
return y; \
} \
}while(0)
# define netsnmp_assert_or_msgreturn(x, y, z) do { \
if ( x ) \
; \
else { \
snmp_log(LOG_ERR, \
"netsnmp_assert %s failed %s:%d" NETSNMP_FUNC_FMT, \
__STRING(x),__FILE__,__LINE__, \
NETSNMP_FUNC_PARAM); \
snmp_log(LOG_ERR, y); \
return z; \
} \
}while(0)
# else /* NO DEBUGGING */
# define netsnmp_assert(x)
# define netsnmp_assert_or_return(x, y) do { \
if ( x ) \
; \
else { \
return y; \
} \
}while(0)
# define netsnmp_assert_or_msgreturn(x, y, z) do { \
if ( x ) \
; \
else { \
return z; \
} \
}while(0)
# endif /* NO DEBUGGING */
#endif /* not NETSNMP_USE_ASSERT */
#define netsnmp_static_assert(x) \
do { switch(0) { case (x): case 0: ; } } while(0)
/*
* EXPERIMENTAL macros. May be removed without warning in future
* releases. Use at your own risk
*
* The series of uppercase letters at or near the end of these macros give
* an indication of what they do. The letters used are:
*
* L : log a message
* RN : return NULL
* RE : return a specific hardcoded error appropriate for the condition
* RV : return user specified value
*
*/
#define netsnmp_malloc_check_LRN(ptr) \
netsnmp_assert_or_return( (ptr) != NULL, NULL)
#define netsnmp_malloc_check_LRE(ptr) \
netsnmp_assert_or_return( (ptr) != NULL, SNMPERR_MALLOC)
#define netsnmp_malloc_check_LRV(ptr, val) \
netsnmp_assert_or_return( (ptr) != NULL, val)
#define netsnmp_require_ptr_LRV( ptr, val ) \
netsnmp_assert_or_return( (ptr) != NULL, val)
#endif /* SNMP_ASSERT_H */
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