boolean OCI_SubscriptionClose
(
OCI_Subscription *sub
)
{
boolean res = TRUE;
OCI_CHECK_PTR(OCI_IPC_NOTIFY, sub, FALSE);
#if OCI_VERSION_COMPILE >= OCI_10_2
/* deregister the subscription if connection still alive */
if (sub->subhp != NULL)
{
OCI_Connection * con = NULL;
if (sub->con == NULL)
{
con = OCI_ConnectionCreate(sub->saved_db, sub->saved_user,
sub->saved_pwd, OCI_SESSION_DEFAULT);
sub->con = con;
}
if (sub->con != NULL)
{
OCI_CALL3
(
res, sub->err,
OCISubscriptionUnRegister(sub->con->cxt, sub->subhp,
sub->err,(ub4) OCI_DEFAULT)
)
}
if (con != NULL)
{
OCI_ConnectionFree(con);
}
}
OCI_EXPORT boolean OCI_API OCI_DequeueUnsubscribe
(
OCI_Dequeue *dequeue
)
{
boolean res = TRUE;
OCI_CHECK_DATABASE_NOTIFY_ENABLED(FALSE);
OCI_CHECK_PTR(OCI_IPC_DEQUEUE, dequeue, FALSE);
dequeue->callback = NULL;
if (dequeue->subhp != NULL)
{
/* unregister the subscription */
OCI_CALL3
(
res, dequeue->typinf->con->err,
OCISubscriptionUnRegister(dequeue->typinf->con->cxt, dequeue->subhp,
dequeue->typinf->con->err,(ub4) OCI_DEFAULT)
)
/* free OCI handle */
OCI_HandleFree((dvoid *) dequeue->subhp, OCI_HTYPE_SUBSCRIPTION);
dequeue->subhp = NULL;
}
OCI_RESULT(res);
return res;
}
OCI_EXPORT boolean OCI_API OCI_DequeueSubscribe
(
OCI_Dequeue *dequeue,
unsigned int port,
unsigned int timeout,
POCI_NOTIFY_AQ callback
)
{
boolean res = TRUE;
ub4 oci_namespace = OCI_SUBSCR_NAMESPACE_AQ;
#if OCI_VERSION_COMPILE >= OCI_10_2
ub4 oci_port = (ub4) port;
ub4 oci_timeout = (ub4) timeout;
ub4 oci_protocol = OCI_SUBSCR_PROTO_OCI;
ub4 oci_msgpres = OCI_SUBSCR_PRES_DEFAULT;
#endif
OCI_Connection *con = NULL;
OCI_CHECK_INITIALIZED(FALSE);
OCI_CHECK_DATABASE_NOTIFY_ENABLED(FALSE);
OCI_CHECK_PTR(OCI_IPC_DEQUEUE, dequeue, FALSE);
con = dequeue->typinf->con;
/* clear any previous subscription */
OCI_DequeueUnsubscribe(dequeue);
/* allocate subcription handle */
res = (OCI_SUCCESS == OCI_HandleAlloc(con->env,
(dvoid **) (void *) &dequeue->subhp,
OCI_HTYPE_SUBSCRIPTION, (size_t) 0,
(dvoid **) NULL));
#if OCI_VERSION_COMPILE >= OCI_10_2
/* set port number */
if (oci_port > 0)
{
OCI_CALL3
(
res, con->err,
OCIAttrSet((dvoid *) dequeue->subhp, (ub4) OCI_HTYPE_SUBSCRIPTION,
(dvoid *) &oci_port, (ub4) sizeof (oci_port),
(ub4) OCI_ATTR_SUBSCR_PORTNO, con->err)
)
}
/* set timeout */
if (oci_timeout > 0)
{
OCI_CALL3
(
res, con->err,
OCIAttrSet((dvoid *) dequeue->subhp, (ub4) OCI_HTYPE_SUBSCRIPTION,
(dvoid *) &oci_timeout, (ub4) sizeof (oci_timeout),
(ub4) OCI_ATTR_SUBSCR_TIMEOUT, con->err)
)
}
/* set protocol */
OCI_CALL3
(
res, con->err,
OCIAttrSet((dvoid *) dequeue->subhp, (ub4) OCI_HTYPE_SUBSCRIPTION,
(dvoid *) &oci_protocol, (ub4) sizeof(oci_protocol),
(ub4) OCI_ATTR_SUBSCR_RECPTPROTO, con->err)
)
/* set presentation */
OCI_CALL3
(
res, con->err,
OCIAttrSet((dvoid *) dequeue->subhp, (ub4) OCI_HTYPE_SUBSCRIPTION,
(dvoid *) &oci_msgpres, (ub4) sizeof(oci_msgpres),
(ub4) OCI_ATTR_SUBSCR_RECPTPRES, con->err)
)
#else
OCI_NOT_USED(port);
OCI_NOT_USED(timeout);
#endif
/* set name */
if (dequeue->name != NULL)
{
/* for AQ subscription, the name should be "[shema.]queue[:consumer]" */
mtext buffer[(OCI_SIZE_OBJ_NAME*2) + 2] = MT("");
mtext *str = NULL;
size_t size = sizeof(buffer)/sizeof(mtext);
void *ostr = NULL;
int osize = -1;
mtsncat(buffer, dequeue->name, size);
if (dequeue->consumer != NULL)
{
size -= mtslen(dequeue->name);
mtsncat(buffer, MT(":"), size);
size -= (size_t) 1;
mtsncat(buffer, dequeue->consumer, size);
}
/* queue name must be uppercase */
for (str = buffer; *str != 0; str++)
{
*str = (mtext) mttoupper(*str);
}
ostr = OCI_GetInputMetaString(buffer, &osize);
OCI_CALL3
(
res, con->err,
OCIAttrSet((dvoid *) dequeue->subhp, (ub4) OCI_HTYPE_SUBSCRIPTION,
(dvoid *) ostr, (ub4) osize,
(ub4) OCI_ATTR_SUBSCR_NAME, con->err)
)
OCI_ReleaseMetaString(ostr);
}
/* set namespace */
OCI_CALL3
(
res, con->err,
OCIAttrSet((dvoid *) dequeue->subhp, (ub4) OCI_HTYPE_SUBSCRIPTION,
(dvoid *) &oci_namespace, (ub4) sizeof(oci_namespace),
(ub4) OCI_ATTR_SUBSCR_NAMESPACE, con->err)
)
/* set context pointer to dequeue structure */
OCI_CALL3
(
res, con->err,
OCIAttrSet((dvoid *) dequeue->subhp, (ub4) OCI_HTYPE_SUBSCRIPTION,
(dvoid *) dequeue, (ub4) 0,
(ub4) OCI_ATTR_SUBSCR_CTX, con->err)
)
/* internal callback handler */
OCI_CALL3
(
res, con->err,
OCIAttrSet((dvoid *) dequeue->subhp, (ub4) OCI_HTYPE_SUBSCRIPTION,
(dvoid *) OCI_ProcNotifyMessages, (ub4) 0,
(ub4) OCI_ATTR_SUBSCR_CALLBACK, con->err)
)
/* all attributes set, let's register the subscription ! */
OCI_CALL3
(
res, con->err,
OCISubscriptionRegister(con->cxt, &dequeue->subhp, (ub2) 1, con->err,(ub4) OCI_DEFAULT)
)
/* set callback on success */
if (res)
{
dequeue->callback = callback;
}
else
{
/* clear subscription on failure */
OCI_DequeueUnsubscribe(dequeue);
}
OCI_RESULT(res);
return res;
}
OCI_Pool * OCI_API OCI_PoolCreate
(
const mtext *db,
const mtext *user,
const mtext *pwd,
unsigned int type,
unsigned int mode,
unsigned int min_con,
unsigned int max_con,
unsigned int incr_con
)
{
OCI_Pool *pool = NULL;
OCI_Item *item = NULL;
boolean res = TRUE;
OCI_CHECK_MIN(NULL, NULL, max_con, 1, NULL);
/* let's be sure OCI_Initialize() has been called */
OCI_CHECK_INITIALIZED(NULL);
/* make sure that we do not have a XA session flag */
mode &= ~OCI_SESSION_XA;
/* create pool object */
item = OCI_ListAppend(OCILib.pools, sizeof(*pool));
if (item != NULL)
{
pool = (OCI_Pool *) item->data;
/* create internal lists */
pool->cons = OCI_ListCreate(OCI_IPC_CONNECTION);
if (OCI_LIB_THREADED)
{
/* create mutex for OCI_PoolGetConnection() */
pool->mutex = OCI_MutexCreateInternal();
res = (pool->mutex != NULL);
}
}
else
{
res = FALSE;
}
/* set attributes */
if (res == TRUE)
{
pool->mode = mode;
pool->min = min_con;
pool->max = max_con;
pool->incr = incr_con;
pool->db = mtsdup(db != NULL ? db : MT(""));
pool->user = mtsdup(user != NULL ? user : MT(""));
pool->pwd = mtsdup(pwd != NULL ? pwd : MT(""));
}
#if OCI_VERSION_COMPILE < OCI_9_2
type = OCI_POOL_CONNECTION;
#endif
#if OCI_VERSION_COMPILE >= OCI_9_0
if (res == TRUE)
{
if (type == OCI_POOL_CONNECTION)
{
pool->htype = OCI_HTYPE_CPOOL;
}
#if OCI_VERSION_COMPILE >= OCI_9_2
else
{
pool->htype = OCI_HTYPE_SPOOL;
}
#endif
}
if (OCILib.version_runtime >= OCI_9_0)
{
int osize_name = -1;
int osize_db = -1;
void *ostr_name = NULL;
void *ostr_db = NULL;
/* allocate error handle */
if (res == TRUE)
{
res = (OCI_SUCCESS == OCI_HandleAlloc((dvoid *) OCILib.env,
(dvoid **) (void *) &pool->err,
(ub4) OCI_HTYPE_ERROR,
(size_t) 0,
(dvoid **) NULL));
}
/* allocate pool handle */
if (res == TRUE)
{
res = (OCI_SUCCESS == OCI_HandleAlloc((dvoid *) OCILib.env,
(dvoid **) (void *) &pool->handle,
(ub4) pool->htype,
(size_t) 0,
(dvoid **) NULL));
}
/* allocate authentification handle only if needed */
#if OCI_VERSION_COMPILE >= OCI_11_1
if (res == TRUE)
{
if ((pool->htype == OCI_HTYPE_SPOOL) && (OCILib.version_runtime >= OCI_11_1))
{
int osize = -1;
void *ostr = OCI_GetInputMetaString(OCILIB_DRIVER_NAME, &osize);
/* allocate authentification handle */
res = (OCI_SUCCESS == OCI_HandleAlloc((dvoid *) OCILib.env,
(dvoid **) (void *) &pool->authp,
(ub4) OCI_HTYPE_AUTHINFO,
(size_t) 0,
(dvoid **) NULL));
/* set OCILIB's driver layer name attribute only for session pools here
For standalone connections and connection pool this attribute is set
in OCI_ConnectionLogon() */
OCI_CALL3
(
res, pool->err,
OCIAttrSet((dvoid *) pool->authp, (ub4) OCI_HTYPE_AUTHINFO,
(dvoid *) ostr, (ub4) osize,
(ub4) OCI_ATTR_DRIVER_NAME, pool->err)
)
OCI_ReleaseMetaString(ostr);
/* set auth handle on the session pool */
OCI_CALL3
(
res, pool->err,
OCIAttrSet((dvoid *) pool->handle, (ub4) OCI_HTYPE_SPOOL,
(dvoid *) pool->authp, (ub4) sizeof(pool->authp),
(ub4) OCI_ATTR_SPOOL_AUTH, pool->err)
)
}
}
