/
bndRset.go
78 lines (70 loc) · 1.83 KB
/
bndRset.go
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// Copyright 2014 Rana Ian. All rights reserved.
// Use of this source code is governed by The MIT License
// found in the accompanying LICENSE file.
package ora
/*
#include <oci.h>
#include "version.h"
*/
import "C"
import (
"unsafe"
)
type bndRset struct {
stmt *Stmt
ocibnd *C.OCIBind
ocistmt *C.OCIStmt
isNull C.sb2
value *Rset
}
func (bnd *bndRset) bind(value *Rset, position int, stmt *Stmt) error {
bnd.stmt = stmt
bnd.value = value
// Allocate a statement handle
ocistmt, err := bnd.stmt.ses.srv.env.allocOciHandle(C.OCI_HTYPE_STMT)
bnd.ocistmt = (*C.OCIStmt)(ocistmt)
if err != nil {
return err
}
r := C.OCIBINDBYPOS(
stmt.ocistmt, //OCIStmt *stmtp,
(**C.OCIBind)(&bnd.ocibnd), //OCIBind **bindpp,
bnd.stmt.ses.srv.env.ocierr, //OCIError *errhp,
C.ub4(position), //ub4 position,
unsafe.Pointer(&bnd.ocistmt), //void *valuep,
0, //sb8 value_sz,
C.SQLT_RSET, //ub2 dty,
unsafe.Pointer(&bnd.isNull), //void *indp,
nil, //ub2 *alenp,
nil, //ub2 *rcodep,
0, //ub4 maxarr_len,
nil, //ub4 *curelep,
C.OCI_DEFAULT) //ub4 mode );
if r == C.OCI_ERROR {
return bnd.stmt.ses.srv.env.ociError()
}
return nil
}
func (bnd *bndRset) setPtr() error {
err := bnd.value.open(bnd.stmt, bnd.ocistmt)
bnd.stmt.openRsets.add(bnd.value)
if err == nil {
// open result set is successful; will be freed by Rset
bnd.ocistmt = nil
}
return err
}
func (bnd *bndRset) close() (err error) {
defer func() {
if value := recover(); value != nil {
err = errR(value)
}
}()
stmt := bnd.stmt
bnd.stmt = nil
bnd.ocibnd = nil
bnd.ocistmt = nil
bnd.value = nil
stmt.putBnd(bndIdxRset, bnd)
return nil
}