RMON_ENTRY_T *ROWAPI_get_clone (TABLE_DEFINTION_T * table_ptr, u_long ctrl_index, size_t body_size)
{
register RMON_ENTRY_T *eptr;
if (ctrl_index < 1 || ctrl_index > 0xFFFFu)
{
ag_trace ("%s: index %ld out of range (1..65535)", table_ptr->name, (long) ctrl_index);
return NULL;
}
/*
* get it
*/
eptr = ROWAPI_find (table_ptr, ctrl_index);
if (!eptr)
{ /* try to create */
if (0 != ROWAPI_new (table_ptr, ctrl_index))
{
return NULL;
}
/*
* get it
*/
eptr = ROWAPI_find (table_ptr, ctrl_index);
if (!eptr) /* it is unbelievable, but ... :( */
return NULL;
}
eptr->new_status = eptr->status;
eptr->tmp = AGMALLOC (body_size);
if (!eptr->tmp)
{
if (eptr->only_just_created)
rowapi_delete (eptr);
return NULL;
}
memcpy (eptr->tmp, eptr->body, body_size);
if (table_ptr->ClbkClone)
table_ptr->ClbkClone (eptr);
if (eptr->new_owner)
AGFREE (eptr->new_owner);
return eptr->tmp;
}
static void
rowapi_too_long_creation_callback(unsigned int clientreg, void *clientarg)
{
RMON_ENTRY_T *eptr;
TABLE_DEFINTION_T *table_ptr;
eptr = (RMON_ENTRY_T *) clientarg;
table_ptr = (TABLE_DEFINTION_T *) eptr->table_ptr;
if (RMON1_ENTRY_VALID != eptr->status) {
ag_trace("row #%d in %s was under creation more then %ld sec.",
eptr->ctrl_index, table_ptr->name,
(long) MAX_CREATION_TIME);
rowapi_delete(eptr);
} else {
snmp_alarm_unregister(eptr->timer_id);
}
}
void
ROWAPI_delete_clone(TABLE_DEFINTION_T * table_ptr, u_long ctrl_index)
{
register RMON_ENTRY_T *eptr;
eptr = ROWAPI_find(table_ptr, ctrl_index);
if (eptr) {
if (eptr->new_owner)
AGFREE(eptr->new_owner);
if (eptr->tmp) {
if (table_ptr->ClbkDelete)
table_ptr->ClbkDelete((RMON_ENTRY_T *) eptr->tmp);
AGFREE(eptr->tmp);
}
if (eptr->only_just_created) {
rowapi_delete(eptr);
}
}
}
int
ROWAPI_commit(TABLE_DEFINTION_T * table_ptr, u_long ctrl_index)
{
register RMON_ENTRY_T *eptr;
eptr = ROWAPI_find(table_ptr, ctrl_index);
if (!eptr) {
ag_trace("Smth wrong ?");
return SNMP_ERR_GENERR;
}
eptr->only_just_created = 0;
switch (eptr->new_status) { /* this status we want to set */
case RMON1_ENTRY_CREATE_REQUEST: /* copy tmp => eprt */
if (eptr->new_owner) {
if (eptr->owner)
AGFREE(eptr->owner);
eptr->owner = AGSTRDUP(eptr->new_owner);
}
if (table_ptr->ClbkCopy && eptr->tmp)
table_ptr->ClbkCopy(eptr);
break;
case RMON1_ENTRY_INVALID:
ROWAPI_delete_clone(table_ptr, ctrl_index);
rowapi_delete(eptr);
#if 0 /* for debug */
dbg_f_AG_MEM_REPORT();
#endif
break;
case RMON1_ENTRY_VALID: /* copy tmp => eprt and activate */
/*
* Our MIB understanding extension: we permit to set
* VALID when entry doesn't exit, in this case PDU has to have
* the nessessary & valid set of non-default values
*/
if (eptr->new_owner) {
if (eptr->owner)
AGFREE(eptr->owner);
eptr->owner = AGSTRDUP(eptr->new_owner);
}
if (table_ptr->ClbkCopy && eptr->tmp)
table_ptr->ClbkCopy(eptr);
if (RMON1_ENTRY_VALID != eptr->status) {
rowapi_activate(table_ptr, eptr);
}
break;
case RMON1_ENTRY_UNDER_CREATION: /* deactivate (if need) and copy tmp => eprt */
/*
* Our MIB understanding extension: we permit to travel from
* VALID to 'UNDER_CREATION' state
*/
rowapi_deactivate(table_ptr, eptr);
if (eptr->new_owner) {
if (eptr->owner)
AGFREE(eptr->owner);
eptr->owner = AGSTRDUP(eptr->new_owner);
}
if (table_ptr->ClbkCopy && eptr->tmp)
table_ptr->ClbkCopy(eptr);
break;
}
ROWAPI_delete_clone(table_ptr, ctrl_index);
return SNMP_ERR_NOERROR;
}