32 | bits | response tag |
rest | return data (if any) |
The response tag can have the following values:
TAG | MEANING |
CONFIRM_REPLY | confirmation (for synchronization) |
VALUES_REPLY | return values from a request |
CALLBACK_REPLY | a widget callback has been invoked |
EVENT_REPLY | an X event handler has been invoked |
ERROR_REPLY | an error has occurred |
WARNING_REPLY | a non-fatal problem has occurred |
PROTOCOL_REPLY | a protocol callback has been invoked |