// GetFileName returns the directory alias and file name for the BFILE lob.
func (lv *ExternalLobVar) GetFileName() (string, string, error) {
var err error
// determine the directory alias and name
if err = lv.Verify(); err != nil {
return "", "", errgo.Mask(err)
}
dirAliasB := make([]byte, 120)
nameB := make([]byte, 1020)
var dirAliasLength, nameLength C.ub2
if CTrace {
ctrace("OCILobGetFilename(conn=%p, lob=%x, &dirAlias=%p, &dirAliasLen=%p, &name=%p, &nameLen=%p)",
lv.lobVar.connection.handle, lv.getHandleBytes(),
&dirAliasB[0], &dirAliasLength,
&nameB[0], &nameLength)
}
if err = lv.lobVar.environment.CheckStatus(
C.OCILobFileGetName(lv.lobVar.environment.handle,
lv.lobVar.environment.errorHandle,
lv.getHandle(),
(*C.OraText)(&dirAliasB[0]), &dirAliasLength,
(*C.OraText)(&nameB[0]), &nameLength),
"LobFileGetName"); err != nil {
return "", "", errgo.Mask(err)
}
return string(dirAliasB[:dirAliasLength]), string(nameB[:nameLength]), nil
}
// GetFileName returns the directory alias and file name for the BFILE lob.
func (lv *ExternalLobVar) GetFileName() (string, string, error) {
var err error
// determine the directory alias and name
if err = lv.Verify(); err != nil {
return "", "", err
}
dirAliasB := make([]byte, 120)
nameB := make([]byte, 1020)
var dirAliasLength, nameLength C.ub2
if err = lv.lobVar.environment.CheckStatus(
C.OCILobFileGetName(lv.lobVar.environment.handle,
lv.lobVar.environment.errorHandle,
(*C.OCILobLocator)(unsafe.Pointer(&lv.lobVar.dataBytes[lv.pos*lv.lobVar.size])),
(*C.OraText)(&dirAliasB[0]), &dirAliasLength,
(*C.OraText)(&nameB[0]), &nameLength),
"LobFileGetName"); err != nil {
return "", "", err
}
return string(dirAliasB[:dirAliasLength]), string(nameB[:nameLength]), nil
}
func (def *defBfile) value() (value interface{}, err error) {
var bfileValue Bfile
bfileValue.IsNull = def.null < C.sb2(0)
if !bfileValue.IsNull {
// Get directory alias and filename
dLength := C.ub2(len(def.directoryAlias))
fLength := C.ub2(len(def.filename))
r := C.OCILobFileGetName(
def.rset.stmt.ses.srv.env.ocienv, //OCIEnv *envhp,
def.rset.stmt.ses.srv.env.ocierr, //OCIError *errhp,
def.ociLobLocator, //const OCILobLocator *filep,
(*C.OraText)(unsafe.Pointer(&def.directoryAlias[0])), //OraText *dir_alias,
&dLength, //ub2 *d_length,
(*C.OraText)(unsafe.Pointer(&def.filename[0])), //OraText *filename,
&fLength) //ub2 *f_length );
if r == C.OCI_ERROR {
return value, def.rset.stmt.ses.srv.env.ociError()
}
bfileValue.DirectoryAlias = string(def.directoryAlias[:int(dLength)])
bfileValue.Filename = string(def.filename[:int(fLength)])
}
value = bfileValue
return value, err
}