/etc/snmp/mib2c.scalar.conf 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 | ## -*- c -*-
######################################################################
## Do the .h file
######################################################################
@open ${name}.h@
/*
* Note: this file originally auto-generated by mib2c using
* $Id$
*/
#ifndef $name.uc_H
#define $name.uc_H
/* function declarations */
void init_$name(void);
@foreach $i scalar@
Netsnmp_Node_Handler handle_${i};
@end@
#endif /* $name.uc_H */
######################################################################
## Do the .c file
######################################################################
@open ${name}.c@
/*
* Note: this file originally auto-generated by mib2c using
* $Id$
*/
#include <net-snmp/net-snmp-config.h>
#include <net-snmp/net-snmp-includes.h>
#include <net-snmp/agent/net-snmp-agent-includes.h>
#include "${name}.h"
/** Initializes the $name module */
void
init_$name(void)
{
@foreach $i scalar@
const oid ${i}_oid[] = { $i.commaoid };
@end@
DEBUGMSGTL(("$name", "Initializing\n"));
@foreach $i scalar@
netsnmp_register_scalar(
netsnmp_create_handler_registration("$i", handle_$i,
${i}_oid, OID_LENGTH(${i}_oid),
@if !$i.settable@
HANDLER_CAN_RONLY
@end@
@if $i.settable@
HANDLER_CAN_RWRITE
@end@
));
@end@
}
@foreach $i scalar@
int
handle_$i(netsnmp_mib_handler *handler,
netsnmp_handler_registration *reginfo,
netsnmp_agent_request_info *reqinfo,
netsnmp_request_info *requests)
{
@if $i.settable@
int ret;
@end@
/* We are never called for a GETNEXT if it's registered as a
"instance", as it's "magically" handled for us. */
/* a instance handler also only hands us one request at a time, so
we don't need to loop over a list of requests; we'll only get one. */
switch(reqinfo->mode) {
case MODE_GET:
snmp_set_var_typed_value(requests->requestvb, $i.type,
/* XXX: a pointer to the scalar's data */,
/* XXX: the length of the data in bytes */);
break;
@if $i.settable@
/*
* SET REQUEST
*
* multiple states in the transaction. See:
* http://www.net-snmp.org/tutorial-5/toolkit/mib_module/set-actions.jpg
*/
case MODE_SET_RESERVE1:
/* or you could use netsnmp_check_vb_type_and_size instead */
ret = netsnmp_check_vb_type(requests->requestvb, $i.type);
if ( ret != SNMP_ERR_NOERROR ) {
netsnmp_set_request_error(reqinfo, requests, ret );
}
break;
case MODE_SET_RESERVE2:
/* XXX malloc "undo" storage buffer */
if (/* XXX if malloc, or whatever, failed: */) {
netsnmp_set_request_error(reqinfo, requests, SNMP_ERR_RESOURCEUNAVAILABLE);
}
break;
case MODE_SET_FREE:
/* XXX: free resources allocated in RESERVE1 and/or
RESERVE2. Something failed somewhere, and the states
below won't be called. */
break;
case MODE_SET_ACTION:
/* XXX: perform the value change here */
if (/* XXX: error? */) {
netsnmp_set_request_error(reqinfo, requests, /* some error */);
}
break;
case MODE_SET_COMMIT:
/* XXX: delete temporary storage */
if (/* XXX: error? */) {
/* try _really_really_ hard to never get to this point */
netsnmp_set_request_error(reqinfo, requests, SNMP_ERR_COMMITFAILED);
}
break;
case MODE_SET_UNDO:
/* XXX: UNDO and return to previous value for the object */
if (/* XXX: error? */) {
/* try _really_really_ hard to never get to this point */
netsnmp_set_request_error(reqinfo, requests, SNMP_ERR_UNDOFAILED);
}
break;
@end@
default:
/* we should never get here, so this is a really bad error */
snmp_log(LOG_ERR, "unknown mode (%d) in handle_${i}\n", reqinfo->mode );
return SNMP_ERR_GENERR;
}
return SNMP_ERR_NOERROR;
}
@end@
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