int
init_snmpv3_post_config(int majorid, int minorid, void *serverarg,
void *clientarg) {
int engineIDLen;
u_char *c_engineID;
c_engineID = snmpv3_generate_engineID(&engineIDLen);
if ( engineIDLen < 0 ) {
/* Somethine went wrong - help! */
return SNMPERR_GENERR;
}
/* if our engineID has changed at all, the boots record must be set to 1 */
if (engineIDLen != (int)oldEngineIDLength ||
oldEngineID == NULL || c_engineID == NULL ||
memcmp(oldEngineID, c_engineID, engineIDLen) != 0) {
engineBoots = 1;
}
/* set our local engineTime in the LCD timing cache */
set_enginetime(c_engineID, engineIDLen,
snmpv3_local_snmpEngineBoots(),
snmpv3_local_snmpEngineTime(),
TRUE);
free(c_engineID);
return SNMPERR_SUCCESS;
}
u_char *var_snmpEngine (struct variable *vp,
oid * name, size_t * length, int exact, size_t * var_len, WriteMethod ** write_method)
{
/*
* variables we may use later
*/
static long long_ret;
static unsigned char engineID[SNMP_MAXBUF];
*write_method = (WriteMethod *) 0; /* assume it isnt writable for the time being */
*var_len = sizeof (long_ret); /* assume an integer and change later if not */
if (header_generic (vp, name, length, exact, var_len, write_method))
return NULL;
/*
* this is where we do the value assignments for the mib results.
*/
switch (vp->magic)
{
case SNMPENGINEID:
*var_len = snmpv3_get_engineID (engineID, SNMP_MAXBUF);
/*
* XXX Set ERROR_MSG() upon error?
*/
return (unsigned char *) engineID;
case SNMPENGINEBOOTS:
#ifndef NETSNMP_NO_WRITE_SUPPORT
#ifdef NETSNMP_ENABLE_TESTING_CODE
*write_method = write_engineBoots;
#endif /* NETSNMP_ENABLE_TESTING_CODE */
#endif /* !NETSNMP_NO_WRITE_SUPPORT */
long_ret = snmpv3_local_snmpEngineBoots ();
return (unsigned char *) &long_ret;
case SNMPENGINETIME:
#ifndef NETSNMP_NO_WRITE_SUPPORT
#ifdef NETSNMP_ENABLE_TESTING_CODE
*write_method = write_engineTime;
#endif /* NETSNMP_ENABLE_TESTING_CODE */
#endif /* !NETSNMP_NO_WRITE_SUPPORT */
long_ret = snmpv3_local_snmpEngineTime ();
return (unsigned char *) &long_ret;
case SNMPENGINEMAXMESSAGESIZE:
long_ret = 1500;
return (unsigned char *) &long_ret;
default:
DEBUGMSGTL (("snmpd", "unknown sub-id %d in var_snmpEngine\n", vp->magic));
}
return NULL;
}
/*
* write_engineTime():
*
* This is technically not a writable mib object, but we
* allow it so we can run some time synchronization tests.
*/
int
write_engineTime (int action,
u_char * var_val,
u_char var_val_type, size_t var_val_len, u_char * statP, oid * name, size_t name_len)
{
/*
* variables we may use later
*/
static long long_ret;
size_t size;
int bigsize = SNMP_MAXBUF_MEDIUM;
u_char engineIDBuf[SNMP_MAXBUF_MEDIUM];
int engineIDBufLen = 0;
if (var_val_type != ASN_INTEGER)
{
DEBUGMSGTL (("snmpEngine", "write to engineTime not ASN_INTEGER\n"));
return SNMP_ERR_WRONGTYPE;
}
if (var_val_len > sizeof (long_ret))
{
DEBUGMSGTL (("snmpEngine", "write to engineTime: bad length\n"));
return SNMP_ERR_WRONGLENGTH;
}
long_ret = *((long *) var_val);
if (action == COMMIT)
{
engineIDBufLen = snmpv3_get_engineID (engineIDBuf, SNMP_MAXBUF_MEDIUM);
/*
* set our local engineTime in the LCD timing cache
*/
snmpv3_set_engineBootsAndTime (snmpv3_local_snmpEngineBoots (), long_ret);
set_enginetime (engineIDBuf, engineIDBufLen,
snmpv3_local_snmpEngineBoots (), snmpv3_local_snmpEngineTime (), TRUE);
}
return SNMP_ERR_NOERROR;
}