static void _php_ibase_free_trans(zend_resource *rsrc) /* {{{ */
{
ibase_trans *trans = (ibase_trans *)rsrc->ptr;
unsigned short i;
IBDEBUG("Cleaning up transaction resource...");
if (trans->handle != 0) {
IBDEBUG("Rolling back unhandled transaction...");
if (isc_rollback_transaction(IB_STATUS, &trans->handle)) {
_php_ibase_error();
}
}
/* now remove this transaction from all the connection-transaction lists */
for (i = 0; i < trans->link_cnt; ++i) {
if (trans->db_link[i] != NULL) {
ibase_tr_list **l;
for (l = &trans->db_link[i]->tr_list; *l != NULL; l = &(*l)->next) {
if ( (*l)->trans == trans) {
ibase_tr_list *p = *l;
*l = p->next;
efree(p);
break;
}
}
}
}
efree(trans);
}
/* Fill ib_link and trans with the correct database link and transaction. */
void _php_ibase_get_link_trans(INTERNAL_FUNCTION_PARAMETERS, /* {{{ */
zval *link_id, ibase_db_link **ib_link, ibase_trans **trans)
{
IBDEBUG("Transaction or database link?");
if (Z_RES_P(link_id)->type == le_trans) {
/* Transaction resource: make sure it refers to one link only, then
fetch it; database link is stored in ib_trans->db_link[]. */
IBDEBUG("Type is le_trans");
ZEND_FETCH_RESOURCE(*trans, ibase_trans *, link_id, -1, LE_TRANS, le_trans);
if ((*trans)->link_cnt > 1) {
_php_ibase_module_error("Link id is ambiguous: transaction spans multiple connections."
);
return;
}
*ib_link = (*trans)->db_link[0];
return;
}
static void _php_ibase_commit_link(ibase_db_link *link) /* {{{ */
{
unsigned short i = 0, j;
ibase_tr_list *l;
ibase_event *e;
IBDEBUG("Checking transactions to close...");
for (l = link->tr_list; l != NULL; ++i) {
ibase_tr_list *p = l;
if (p->trans != 0) {
if (i == 0) {
if (p->trans->handle != 0) {
IBDEBUG("Committing default transaction...");
if (isc_commit_transaction(IB_STATUS, &p->trans->handle)) {
_php_ibase_error();
}
}
efree(p->trans); /* default transaction is not a registered resource: clean up */
} else {
if (p->trans->handle != 0) {
/* non-default trans might have been rolled back by other call of this dtor */
IBDEBUG("Rolling back other transactions...");
if (isc_rollback_transaction(IB_STATUS, &p->trans->handle)) {
_php_ibase_error();
}
}
/* set this link pointer to NULL in the transaction */
for (j = 0; j < p->trans->link_cnt; ++j) {
if (p->trans->db_link[j] == link) {
p->trans->db_link[j] = NULL;
break;
}
}
}
}
l = l->next;
efree(p);
}
link->tr_list = NULL;
for (e = link->event_head; e; e = e->event_next) {
_php_ibase_free_event(e);
e->link = NULL;
}
}
static void _php_ibase_close_link(zend_resource *rsrc) /* {{{ */
{
ibase_db_link *link = (ibase_db_link *) rsrc->ptr;
_php_ibase_commit_link(link);
if (link->handle != 0) {
IBDEBUG("Closing normal link...");
isc_detach_database(IB_STATUS, &link->handle);
}
IBG(num_links)--;
efree(link);
}
/* Fill ib_link and trans with the correct database link and transaction. */
void _php_ibase_get_link_trans(INTERNAL_FUNCTION_PARAMETERS, /* {{{ */
zval *link_id, ibase_db_link **ib_link, ibase_trans **trans)
{
IBDEBUG("Transaction or database link?");
if (Z_RES_P(link_id)->type == le_trans) {
/* Transaction resource: make sure it refers to one link only, then
fetch it; database link is stored in ib_trans->db_link[]. */
IBDEBUG("Type is le_trans");
*trans = (ibase_trans *)zend_fetch_resource_ex(link_id, LE_TRANS, le_trans);
if ((*trans)->link_cnt > 1) {
_php_ibase_module_error("Link id is ambiguous: transaction spans multiple connections."
);
return;
}
*ib_link = (*trans)->db_link[0];
return;
}
IBDEBUG("Type is le_[p]link or id not found");
/* Database link resource, use default transaction. */
*trans = NULL;
*ib_link = (ibase_db_link *)zend_fetch_resource2_ex(link_id, LE_LINK, le_link, le_plink);
}