void run_alarms(void)
{
int done = 0;
struct zevent_alarm *a = NULL;
unsigned int clientreg;
struct timeval t_now;
/*
* * Loop through everything we have repeatedly looking for the next thing to
* * call until all events are finally in the future again.
* */
while(!done) {
if((a = sa_find_next()) == NULL) {
return;
}
gettimeofday(&t_now, NULL);
if((a->t_next.tv_sec < t_now.tv_sec) ||
((a->t_next.tv_sec == t_now.tv_sec) &&
(a->t_next.tv_usec < t_now.tv_usec))) {
clientreg = a->clientreg;
printf("run alarm %d\n", clientreg);
(*(a->thecallback)) (clientreg, a->clientarg);
printf("alarm %d completed\n", clientreg);
if((a = sa_find_specific(clientreg)) != NULL) {
a->t_last.tv_sec = t_now.tv_sec;
a->t_last.tv_usec = t_now.tv_usec;
a->t_next.tv_sec = 0;
a->t_next.tv_usec = 0;
sa_update_entry(a);
}
else {
printf("alarm %d deleted itself\n", clientreg);
}
}
else {
done = 1;
}
}
}
int
handle_nsCacheTable(netsnmp_mib_handler *handler,
netsnmp_handler_registration *reginfo,
netsnmp_agent_request_info *reqinfo,
netsnmp_request_info *requests)
{
long status;
netsnmp_request_info *request = NULL;
netsnmp_table_request_info *table_info = NULL;
netsnmp_cache *cache_entry = NULL;
switch (reqinfo->mode) {
case MODE_GET:
for (request=requests; request; request=request->next) {
if (request->processed != 0)
continue;
cache_entry = (netsnmp_cache*)netsnmp_extract_iterator_context(request);
table_info = netsnmp_extract_table_info(request);
switch (table_info->colnum) {
case NSCACHE_TIMEOUT:
if (!cache_entry) {
netsnmp_set_request_error(reqinfo, request, SNMP_NOSUCHINSTANCE);
continue;
}
status = cache_entry->timeout;
snmp_set_var_typed_value(request->requestvb, ASN_INTEGER,
(u_char*)&status, sizeof(status));
break;
case NSCACHE_STATUS:
if (!cache_entry) {
netsnmp_set_request_error(reqinfo, request, SNMP_NOSUCHINSTANCE);
continue;
}
status = (cache_entry->enabled ?
(cache_entry->timestamp ?
(!atime_ready(cache_entry->timestamp,
1000*cache_entry->timeout) ?
NSCACHE_STATUS_ACTIVE:
NSCACHE_STATUS_EXPIRED) :
NSCACHE_STATUS_EMPTY) :
NSCACHE_STATUS_DISABLED);
snmp_set_var_typed_value(request->requestvb, ASN_INTEGER,
(u_char*)&status, sizeof(status));
break;
default:
netsnmp_set_request_error(reqinfo, request, SNMP_NOSUCHOBJECT);
continue;
}
}
break;
#ifndef NETSNMP_NO_WRITE_SUPPORT
case MODE_SET_RESERVE1:
for (request=requests; request; request=request->next) {
if (request->processed != 0)
continue;
if ( request->status != 0 ) {
return SNMP_ERR_NOERROR; /* Already got an error */
}
cache_entry = (netsnmp_cache*)netsnmp_extract_iterator_context(request);
table_info = netsnmp_extract_table_info(request);
switch (table_info->colnum) {
case NSCACHE_TIMEOUT:
if (!cache_entry) {
netsnmp_set_request_error(reqinfo, request, SNMP_ERR_NOCREATION);
return SNMP_ERR_NOCREATION;
}
if ( request->requestvb->type != ASN_INTEGER ) {
netsnmp_set_request_error(reqinfo, request, SNMP_ERR_WRONGTYPE);
return SNMP_ERR_WRONGTYPE;
}
if (*request->requestvb->val.integer < 0 ) {
netsnmp_set_request_error(reqinfo, request, SNMP_ERR_WRONGVALUE);
return SNMP_ERR_WRONGVALUE;
}
break;
case NSCACHE_STATUS:
if (!cache_entry) {
netsnmp_set_request_error(reqinfo, request, SNMP_ERR_NOCREATION);
return SNMP_ERR_NOCREATION;
}
if ( request->requestvb->type != ASN_INTEGER ) {
netsnmp_set_request_error(reqinfo, request, SNMP_ERR_WRONGTYPE);
return SNMP_ERR_WRONGTYPE;
}
status = *request->requestvb->val.integer;
if (!((status == NSCACHE_STATUS_ENABLED ) ||
(status == NSCACHE_STATUS_DISABLED ) ||
(status == NSCACHE_STATUS_EMPTY ))) {
netsnmp_set_request_error(reqinfo, request, SNMP_ERR_WRONGVALUE);
return SNMP_ERR_WRONGVALUE;
}
break;
default:
netsnmp_set_request_error(reqinfo, request, SNMP_ERR_NOCREATION);
return SNMP_ERR_NOCREATION; /* XXX - is this right ? */
}
}
break;
case MODE_SET_COMMIT:
for (request=requests; request; request=request->next) {
if (request->processed != 0)
continue;
if ( request->status != 0 ) {
return SNMP_ERR_NOERROR; /* Already got an error */
}
cache_entry = (netsnmp_cache*)netsnmp_extract_iterator_context(request);
if (!cache_entry) {
netsnmp_set_request_error(reqinfo, request, SNMP_ERR_COMMITFAILED);
return SNMP_ERR_COMMITFAILED; /* Shouldn't happen! */
}
table_info = netsnmp_extract_table_info(request);
switch (table_info->colnum) {
case NSCACHE_TIMEOUT:
cache_entry->timeout = *request->requestvb->val.integer;
/*
* check for auto repeat
*/
if (cache_entry->timer_id) {
struct snmp_alarm * sa =
sa_find_specific(cache_entry->timer_id);
if (NULL != sa)
sa->t.tv_sec = cache_entry->timeout;
}
break;
case NSCACHE_STATUS:
switch (*request->requestvb->val.integer) {
case NSCACHE_STATUS_ENABLED:
cache_entry->enabled = 1;
break;
case NSCACHE_STATUS_DISABLED:
cache_entry->enabled = 0;
break;
case NSCACHE_STATUS_EMPTY:
cache_entry->free_cache(cache_entry, cache_entry->magic);
free(cache_entry->timestamp);
cache_entry->timestamp = NULL;
break;
}
break;
}
}
break;
#endif /* !NETSNMP_NO_WRITE_SUPPORT */
}
return SNMP_ERR_NOERROR;
}
