Function dpiDeqOptions_getTransformation 

pub unsafe extern "C" fn dpiDeqOptions_getTransformation(
    options: *mut dpiDeqOptions,
    value: *mut *const c_char,
    valueLength: *mut u32,
) -> c_int

Returns the transformation of the message to be dequeued. See function dpiDeqOptions_setTransformation() for more information.

The function returns DPI_SUCCESS for success and DPI_FAILURE for failure.