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90 lines
2.3 KiB
C
90 lines
2.3 KiB
C
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/**
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* @file protocol.h
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*
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* Definitions for the communications protocol between
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* libmidi2.so and the midi_server.
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*
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* @author Matthijs Hollemans
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*/
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#ifndef MIDI_PROTOCOL_H
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#define MIDI_PROTOCOL_H
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/** MIME signature of the midi_server application. */
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#define MIDI_SERVER_SIGNATURE "application/x-vnd.OpenBeOS.midi-server"
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/** Timeout for delivering and responding to messages (microseconds). */
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#define TIMEOUT 2000000
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/** Received when a new app starts using the Midi Kit. */
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#define MSG_REGISTER_APP 'Mapp'
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/** Sent when we have completed a "register app" request. */
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#define MSG_APP_REGISTERED 'mAPP'
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/** Received when an app creates a new local endpoint. */
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#define MSG_CREATE_ENDPOINT 'Mnew'
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/**
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* Sent to all other applications when an app creates a
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* new endpoint. Also sent when an application registers
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* with the midi_server (MSG_REGISTER_APP).
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*/
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#define MSG_ENDPOINT_CREATED 'mNEW'
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/** Received when an app deletes a local endpoint. */
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#define MSG_DELETE_ENDPOINT 'Mdel'
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/**
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* The midi_server sends this message to itself when an app
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* dies and its endpoints must be removed from the roster.
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*/
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#define MSG_PURGE_ENDPOINT 'Mdie'
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/**
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* Sent to all applications when an endpoint is deleted,
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* either by the app that owned it, or by the midi_server
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* if the owner app has died.
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*/
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#define MSG_ENDPOINT_DELETED 'mDEL'
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/**
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* Received when an app changes the attributes of one
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* of its local endpoints.
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*/
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#define MSG_CHANGE_ENDPOINT 'Mchg'
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/**
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* Sent to all other applications when an app changes
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* the attributes of one of its local endpoints.
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*/
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#define MSG_ENDPOINT_CHANGED 'mCHG'
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/**
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* Received when an app wants to establish a connection
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* between a producer and a consumer.
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*/
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#define MSG_CONNECT_ENDPOINTS 'Mcon'
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/**
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* Sent to all other applications when an app establishes
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* a connection between a producer and a consumer. Like
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* MSG_ENDPOINT_CREATED, this notification is also sent to
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* applications when they register with the midi_server.
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*/
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#define MSG_ENDPOINTS_CONNECTED 'mCON'
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/**
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* Received when an app wants to break a connection
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* between a producer and a consumer.
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*/
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#define MSG_DISCONNECT_ENDPOINTS 'Mdis'
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/**
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* Sent to all other applications when an app breaks
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* a connection between a producer and a consumer.
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*/
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#define MSG_ENDPOINTS_DISCONNECTED 'mDIS'
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#endif // MIDI_PROTOCOL_H
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