public uint Copy(OciLobLocator destination, uint amount, uint destinationOffset, uint sourceOffset)
{
OciCalls.OCILobCopy(Service,
ErrorHandle,
destination,
Handle,
amount,
destinationOffset,
sourceOffset);
return(amount);
}
void DefineLob(int position, OciDataType type, OracleConnection connection)
{
ociType = type;
if (ociType == OciDataType.Clob)
{
fieldType = typeof(System.String);
}
else if (ociType == OciDataType.Blob)
{
fieldType = typeof(byte[]);
}
int status = 0;
definedSize = -1;
lobLocator = (OciLobLocator)connection.Environment.Allocate(OciHandleType.LobLocator);
if (lobLocator == null)
{
OciErrorInfo info = connection.ErrorHandle.HandleError();
throw new OracleException(info.ErrorCode, info.ErrorMessage);
}
value = lobLocator.Handle;
lobLocator.ErrorHandle = connection.ErrorHandle;
lobLocator.Service = connection.ServiceContext;
lobLocator.Environment = connection.Environment;
status = OciCalls.OCIDefineByPosPtr(Parent,
out handle,
ErrorHandle,
position + 1,
ref value,
definedSize,
ociType,
indicator,
rlenp,
IntPtr.Zero,
0);
definedSize = Int32.MaxValue;
if (status != 0)
{
OciErrorInfo info = connection.ErrorHandle.HandleError();
throw new OracleException(info.ErrorCode, info.ErrorMessage);
}
}