func (s *Socket) SockOptInt(level, option C.int) (int, error) {
var value C.int
length := C.size_t(unsafe.Sizeof(value))
rc, err := C.nn_getsockopt(s.socket, level, option, unsafe.Pointer(&value), &length)
if rc != 0 {
err = nnError(err)
return int(value), err
}
return int(value), nil
}
// SockOptString returns the value of the option as string.
func (s *Socket) SockOptString(level, option C.int, maxSize int) (string, error) {
size := C.size_t(maxSize) + 1
cval := (*C.char)(C.malloc(size))
if cval == nil {
return "", errors.New("nanomsg: failed to allocate socket string buffer")
}
defer C.free(unsafe.Pointer(cval))
rc, err := C.nn_getsockopt(s.socket, level, option, unsafe.Pointer(cval), &size)
if rc != 0 {
err = nnError(err)
return "", err
}
value := C.GoStringN(cval, C.int(size))
return value, nil
}