/
bndTimePtr.go
114 lines (107 loc) · 3.68 KB
/
bndTimePtr.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 <stdlib.h>
#include "version.h"
*/
import "C"
import (
"bytes"
"time"
"unsafe"
)
type bndTimePtr struct {
stmt *Stmt
ocibnd *C.OCIBind
ociDateTime *C.OCIDateTime
isNull C.sb2
value *time.Time
cZone *C.char
zoneBuf bytes.Buffer
}
func (bnd *bndTimePtr) bind(value *time.Time, position int, stmt *Stmt) error {
bnd.stmt = stmt
bnd.value = value
r := C.OCIDescriptorAlloc(
unsafe.Pointer(bnd.stmt.ses.srv.env.ocienv), //CONST dvoid *parenth,
(*unsafe.Pointer)(unsafe.Pointer(&bnd.ociDateTime)), //dvoid **descpp,
C.OCI_DTYPE_TIMESTAMP_TZ, //ub4 type,
0, //size_t xtramem_sz,
nil) //dvoid **usrmempp);
if r == C.OCI_ERROR {
return bnd.stmt.ses.srv.env.ociError()
} else if r == C.OCI_INVALID_HANDLE {
return errNew("unable to allocate oci timestamp handle during bind")
}
if value == nil {
bnd.isNull = C.sb2(-1)
} else {
zone := zoneOffset(*value, &bnd.zoneBuf)
bnd.cZone = C.CString(zone)
r = C.OCIDateTimeConstruct(
unsafe.Pointer(bnd.stmt.ses.srv.env.ocienv), //dvoid *hndl,
bnd.stmt.ses.srv.env.ocierr, //OCIError *err,
bnd.ociDateTime, //OCIDateTime *datetime,
C.sb2(value.Year()), //sb2 year,
C.ub1(int32(value.Month())), //ub1 month,
C.ub1(value.Day()), //ub1 day,
C.ub1(value.Hour()), //ub1 hour,
C.ub1(value.Minute()), //ub1 min,
C.ub1(value.Second()), //ub1 sec,
C.ub4(value.Nanosecond()), //ub4 fsec,
(*C.OraText)(unsafe.Pointer(bnd.cZone)), //OraText *timezone,
C.size_t(len(zone))) //size_t timezone_length );
if r == C.OCI_ERROR {
return bnd.stmt.ses.srv.env.ociError()
}
}
r = C.OCIBINDBYPOS(
bnd.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.ociDateTime), //void *valuep,
C.LENGTH_TYPE(unsafe.Sizeof(bnd.ociDateTime)), //sb8 value_sz,
C.SQLT_TIMESTAMP_TZ, //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 *bndTimePtr) setPtr() (err error) {
if bnd.value != nil && bnd.isNull > C.sb2(-1) {
*bnd.value, err = getTime(bnd.stmt.ses.srv.env, bnd.ociDateTime)
}
return err
}
func (bnd *bndTimePtr) close() (err error) {
defer func() {
if value := recover(); value != nil {
err = errR(value)
}
}()
if bnd.cZone != nil {
C.free(unsafe.Pointer(bnd.cZone))
bnd.cZone = nil
C.OCIDescriptorFree(
unsafe.Pointer(bnd.ociDateTime), //void *descp,
C.OCI_DTYPE_TIMESTAMP_TZ) //ub4 type );
}
stmt := bnd.stmt
bnd.stmt = nil
bnd.ocibnd = nil
bnd.ociDateTime = nil
bnd.value = nil
bnd.zoneBuf.Reset()
stmt.putBnd(bndIdxTimePtr, bnd)
return nil
}