1519 lines
40 KiB
C
1519 lines
40 KiB
C
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/*******************************************************************************/
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/* Copyright (C) 2010 Jonathan Moore Liles */
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/* */
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/* This program is free software; you can redistribute it and/or modify it */
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/* under the terms of the GNU General Public License as published by the */
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/* Free Software Foundation; either version 2 of the License, or (at your */
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/* option) any later version. */
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/* */
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/* This program is distributed in the hope that it will be useful, but WITHOUT */
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/* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */
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/* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for */
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/* more details. */
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/* */
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/* You should have received a copy of the GNU General Public License along */
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/* with This program; see the file COPYING. If not,write to the Free Software */
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/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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/*******************************************************************************/
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#include <lo/lo.h>
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#include "debug.h"
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <assert.h>
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#include "Endpoint.H"
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#include "Thread.H"
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#pragma GCC diagnostic ignored "-Wunused-parameter"
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namespace OSC
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{
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/**********/
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/* Method */
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/**********/
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Method::Method ( )
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{
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_path = _typespec = _documentation = 0;
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}
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Method::~Method ( )
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{
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if ( _path )
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free( _path );
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if ( _typespec )
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free( _typespec );
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}
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/**********/
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/* Signal */
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/**********/
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int Signal::next_id = 0;
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Signal::Signal ( const char *path, Direction dir )
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{
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_direction = dir;
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_path = NULL;
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if ( path )
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_path = strdup( path );
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_id = ++next_id;
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_value = 0.0f;
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_endpoint = NULL;
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_peer = NULL;
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_documentation = 0;
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_user_data = 0;
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_connection_state_callback = 0;
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_connection_state_userdata = 0;
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}
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Signal::~Signal ( )
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{
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if ( _endpoint )
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{
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_endpoint->del_signal( this );
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}
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if ( _path )
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free( _path );
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_path = NULL;
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_endpoint = NULL;
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}
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void
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Signal::rename ( const char *path )
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{
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DMESSAGE( "Renaming signal %s to %s", this->path(), path );
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if ( _direction == Signal::Input )
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{
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lo_server_del_method( _endpoint->_server, _path, NULL );
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lo_server_add_method( _endpoint->_server, path, NULL, _endpoint->osc_sig_handler, this );
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}
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free( _path );
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_path = strdup( path );
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_endpoint->send_signal_rename_notifications( this );
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}
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bool
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Signal::is_connected_to ( const OSC::Signal *s ) const
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{
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for ( std::list<Signal*>::const_iterator i = _outgoing.begin();
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i != _outgoing.end();
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++i )
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{
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if ( (*i)->_peer == s->_peer &&
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(*i)->id() == s->id() )
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return true;
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}
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return false;
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}
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void
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Signal::value ( float f )
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{
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for ( std::list<Signal*>::const_iterator i = _outgoing.begin();
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i != _outgoing.end();
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++i )
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{
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/* FIXME: won't work for loopback */
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if ( (*i)->_value != f )
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{
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(*i)->_value = f;
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_endpoint->send( (*i)->_peer->addr,
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"/signal/change",
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id(),
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(*i)->id(),
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f );
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}
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}
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}
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char *
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Signal::get_output_connection_peer_name_and_path ( int n )
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{
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Signal *t = NULL;
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int j = 0;
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for ( std::list<Signal*>::const_iterator i = _outgoing.begin();
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i != _outgoing.end();
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++i, ++j )
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{
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if ( j == n )
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{
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t = *i;
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break;
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}
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}
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// Signal *s = get_peer_signal_by_id( t->_peer, t->signal_id );
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if ( t )
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{
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char *r;
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asprintf( &r, "%s:%s", t->_peer->name, t->path() );
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return r;
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}
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else
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return NULL;
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}
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void
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Endpoint::error_handler(int num, const char *msg, const char *path)
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{
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WARNING( "LibLO server error %d in path %s: %s\n", num, path, msg);
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}
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Endpoint::Endpoint ( )
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{
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_peer_signal_notification_callback = 0;
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_peer_signal_notification_userdata = 0;
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_peer_scan_complete_callback = 0;
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_peer_scan_complete_userdata = 0;
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_server = 0;
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_name = 0;
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owner = 0;
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}
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int
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Endpoint::init ( int proto, const char *port )
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{
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DMESSAGE( "Creating OSC server" );
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_server = lo_server_new_with_proto( port, proto, error_handler );
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if ( ! _server )
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{
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WARNING( "Error creating OSC server" );
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return -1;
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}
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add_method( "/signal/hello", "ss", &Endpoint::osc_sig_hello, this, "" );
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add_method( "/signal/connect", "ii", &Endpoint::osc_sig_connect, this, "" );
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add_method( "/signal/disconnect", "ii", &Endpoint::osc_sig_disconnect, this, "" );
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add_method( "/signal/renamed", "is", &Endpoint::osc_sig_renamed, this, "" );
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add_method( "/signal/removed", "i", &Endpoint::osc_sig_removed, this, "" );
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add_method( "/signal/created", "ssifff", &Endpoint::osc_sig_created, this, "" );
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add_method( "/signal/change", "iif", &Endpoint::osc_sig_handler, this, "" );
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add_method( "/signal/list", NULL, &Endpoint::osc_signal_lister, this, "" );
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add_method( NULL, "", &Endpoint::osc_generic, this, "" );
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add_method( "/reply", NULL, &Endpoint::osc_reply, this, "" );
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return 0;
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}
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Endpoint::~Endpoint ( )
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{
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// lo_server_thread_free( _st );
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if ( _server )
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{
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lo_server_free( _server );
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_server = 0;
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}
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}
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OSC::Signal *
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Endpoint::find_target_by_peer_address ( std::list<Signal*> *l, lo_address addr )
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{
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for ( std::list<Signal*>::iterator i = l->begin();
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i != l->end();
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++i )
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{
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if ( address_matches( addr, (*i)->_peer->addr ) )
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{
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return *i;
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}
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}
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return NULL;
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}
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OSC::Signal *
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Endpoint::find_signal_by_id ( int id )
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{
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for ( std::list<Signal*>::iterator i = _signals.begin();
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i != _signals.end();
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++i )
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{
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if ( (*i)->id() == id )
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return *i;
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}
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return NULL;
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}
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OSC::Signal *
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Endpoint::find_peer_signal_by_path ( Peer *p, const char *path )
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{
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for ( std::list<Signal*>::iterator i = p->_signals.begin();
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i != p->_signals.end();
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++i )
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{
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if ( !strcmp( (*i)->path(), path ) )
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return *i;
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}
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return NULL;
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}
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OSC::Signal *
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Endpoint::find_peer_signal_by_id ( Peer *p, int id )
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{
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for ( std::list<Signal*>::iterator i = p->_signals.begin();
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i != p->_signals.end();
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++i )
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{
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if ( id == (*i)->id() )
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return *i;
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}
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return NULL;
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}
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void
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Endpoint::hello ( const char *url )
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{
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assert( name() );
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lo_address addr = lo_address_new_from_url ( url );
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char *our_url = this->url();
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send( addr, "/signal/hello", name(), our_url );
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free( our_url );
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lo_address_free( addr );
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}
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void
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Endpoint::handle_hello ( const char *peer_name, const char *peer_url )
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{
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DMESSAGE( "Got hello from %s", peer_name );
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Peer *p = find_peer_by_name( peer_name );
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if ( ! p )
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{
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scan_peer( peer_name, peer_url );
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}
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else
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{
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/* maybe the peer has a new URL */
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/* update address */
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lo_address addr = lo_address_new_from_url( peer_url );
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if ( address_matches( addr, p->addr ) )
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{
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free( addr );
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return;
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}
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if ( p->addr )
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free( p->addr );
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p->addr = addr;
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/* scan it while we're at it */
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p->_scanning = true;
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DMESSAGE( "Scanning peer %s", peer_name );
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send( p->addr, "/signal/list" );
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}
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if ( name() )
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{
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hello( peer_url );
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}
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else
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{
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DMESSAGE( "Not sending hello because we don't have a name yet!" );
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}
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}
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int
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Endpoint::osc_sig_hello ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data )
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{
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Endpoint *ep = (Endpoint*)user_data;
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const char *peer_name = &argv[0]->s;
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const char *peer_url = &argv[1]->s;
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ep->handle_hello( peer_name, peer_url );
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return 0;
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}
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int
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Endpoint::osc_sig_disconnect ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data )
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{
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int their_id = argv[0]->i;
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int our_id = argv[1]->i;
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Endpoint *ep = (Endpoint*)user_data;
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Peer *p = ep->find_peer_by_address( lo_message_get_source( msg ) );
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if ( ! p )
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return 0;
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Signal *ps = ep->find_peer_signal_by_id( p, their_id );
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if ( ! ps )
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return 0;
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Signal *s = ep->find_signal_by_id( our_id );
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if ( ! s )
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return 0;
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if ( s->_direction == Signal::Input )
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{
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s->_incoming.remove( ps );
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DMESSAGE( "Peer %s has disconnected from signal %s", p->name, ps->path() );
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if ( s->_connection_state_callback )
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s->_connection_state_callback( s, s->_connection_state_userdata );
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return 0;
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}
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return 0;
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}
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int
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Endpoint::osc_sig_connect ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data )
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{
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int their_id = argv[0]->i;
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int our_id = argv[1]->i;
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Endpoint *ep = (Endpoint*)user_data;
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Peer *p = ep->find_peer_by_address( lo_message_get_source( msg ) );
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if ( ! p )
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{
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WARNING( "Got connection signal from unknown peer" );
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return 0;
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}
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||
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Signal *ps = ep->find_peer_signal_by_id( p, their_id );
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/* if ( ! ps ) */
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/* { */
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/* WARNING( "Unknown source signal" ); */
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/* WARNIN */
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/* return 0; */
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/* } */
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if ( ! ps )
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{
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/* we don't know about this signal yet */
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/* just add a stub signal and fill in the blanks later */
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ps = new Signal( NULL, Signal::Output);
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ps->_id = their_id;
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ps->_peer = p;
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p->_signals.push_back( ps );
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}
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Signal *s = ep->find_signal_by_id( our_id );
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if ( ! s )
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{
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WARNING( "Unknown destination signal" );
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||
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return 0;
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||
}
|
||
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DMESSAGE( "Peer %s has connected to signal %s", p->name, s->path() );
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||
|
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/* if ( s->_direction == Signal::Input ) */
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/* { */
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s->_incoming.push_back( ps );
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/* make a record of it ourselves */
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ps->_outgoing.push_back( s );
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if ( s->_connection_state_callback )
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s->_connection_state_callback( s, s->_connection_state_userdata );
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||
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/* return 0; */
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/* } */
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|
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return 0;
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||
}
|
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|
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int
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Endpoint::osc_sig_removed ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data )
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{
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||
int id = argv[0]->i;
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||
|
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Endpoint *ep = (Endpoint*)user_data;
|
||
|
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Peer *p = ep->find_peer_by_address( lo_message_get_source( msg ) );
|
||
|
||
if ( ! p )
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||
{
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||
WARNING( "Got signal remove notification from unknown peer." );
|
||
return 0;
|
||
}
|
||
|
||
Signal *o = ep->find_peer_signal_by_id( p, id );
|
||
|
||
if ( ! o )
|
||
{
|
||
WARNING( "Unknown signal ID %i", id );
|
||
return 0;
|
||
}
|
||
|
||
DMESSAGE( "Signal %s:%s was removed", o->_peer->name, o->path() );
|
||
|
||
/* disconnect it */
|
||
if ( o->_outgoing.size() )
|
||
{
|
||
for ( std::list<Signal*>::iterator i = o->_outgoing.begin();
|
||
i != o->_outgoing.end();
|
||
)
|
||
{
|
||
Signal *s = *i;
|
||
/* avoid messing up iterator */
|
||
++i;
|
||
|
||
ep->disconnect_signal( o, s );
|
||
}
|
||
}
|
||
|
||
if ( o->_incoming.size() )
|
||
{
|
||
for ( std::list<Signal*>::iterator i = o->_incoming.begin();
|
||
i != o->_incoming.end();
|
||
)
|
||
{
|
||
Signal *s = *i;
|
||
/* avoid messing up iterator */
|
||
++i;
|
||
|
||
ep->disconnect_signal( s, o );
|
||
}
|
||
}
|
||
|
||
if ( ep->_peer_signal_notification_callback )
|
||
ep->_peer_signal_notification_callback( o, Signal::Removed, ep->_peer_signal_notification_userdata );
|
||
|
||
p->_signals.remove( o );
|
||
|
||
delete o;
|
||
|
||
return 0;
|
||
}
|
||
|
||
int
|
||
Endpoint::osc_sig_created ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data )
|
||
{
|
||
Endpoint *ep = (Endpoint*)user_data;
|
||
|
||
const char *name = &argv[0]->s;
|
||
const char *direction = &argv[1]->s;
|
||
const int id = argv[2]->i;
|
||
const float min = argv[3]->f;
|
||
const float max = argv[4]->f;
|
||
const float default_value = argv[5]->f;
|
||
|
||
Peer *p = ep->find_peer_by_address( lo_message_get_source( msg ) );
|
||
|
||
if ( ! p )
|
||
{
|
||
WARNING( "Got signal creation notification from unknown peer" );
|
||
return 0;
|
||
}
|
||
|
||
Signal::Direction dir = Signal::Input;
|
||
|
||
if ( !strcmp( direction, "in" ) )
|
||
dir = Signal::Input;
|
||
else if ( !strcmp( direction, "out" ) )
|
||
dir = Signal::Output;
|
||
|
||
Signal *s = new Signal( name, dir );
|
||
|
||
s->_peer = p;
|
||
s->_id = id;
|
||
s->parameter_limits( min, max, default_value );
|
||
|
||
p->_signals.push_back( s );
|
||
|
||
DMESSAGE( "Peer %s has created signal %s with id %i (%s %f %f %f)", p->name,
|
||
name, id, direction, min, max, default_value );
|
||
|
||
if ( ep->_peer_signal_notification_callback )
|
||
ep->_peer_signal_notification_callback( s, Signal::Created, ep->_peer_signal_notification_userdata );
|
||
|
||
return 0;
|
||
}
|
||
|
||
int
|
||
Endpoint::osc_sig_renamed ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data )
|
||
{
|
||
DMESSAGE( "Got renamed message." );
|
||
|
||
int id = argv[0]->i;
|
||
char *new_name = &argv[1]->s;
|
||
|
||
Endpoint *ep = (Endpoint*)user_data;
|
||
|
||
Peer *p = ep->find_peer_by_address( lo_message_get_source( msg ) );
|
||
|
||
if ( ! p )
|
||
{
|
||
WARNING( "Got signal rename notification from unknown peer." );
|
||
return 0;
|
||
}
|
||
|
||
Signal *o = ep->find_peer_signal_by_id( p, id );
|
||
|
||
if ( ! o )
|
||
{
|
||
WARNING( "Unknown signal id %i", id );
|
||
return 0;
|
||
}
|
||
|
||
DMESSAGE( "Signal %s:%s was renamed to %s", o->_peer->name, o->_path, path );
|
||
|
||
free( o->_path );
|
||
o->_path = strdup( new_name );
|
||
|
||
return 0;
|
||
}
|
||
|
||
int
|
||
Endpoint::osc_sig_handler ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data )
|
||
{
|
||
Signal *o;
|
||
float f = 0.0;
|
||
Endpoint *ep = NULL;
|
||
|
||
|
||
if ( !strcmp( path, "/signal/change" ) && !strcmp( types, "iif" ) )
|
||
{
|
||
/* accept a value for numbered signal */
|
||
int id = argv[1]->i;
|
||
f = argv[2]->f;
|
||
ep = (Endpoint*)user_data;
|
||
|
||
o = ep->find_signal_by_id( id );
|
||
|
||
if ( ! o )
|
||
{
|
||
WARNING( "Unknown signal id %i", id );
|
||
return 0;
|
||
}
|
||
}
|
||
else if ( ! strcmp( types, "f" ) )
|
||
{
|
||
/* accept a value for signal named in path */
|
||
o = (Signal*)user_data;
|
||
f = argv[0]->f;
|
||
}
|
||
else if ( ! types || 0 == types[0] )
|
||
{
|
||
/* reply with current value */
|
||
o = (Signal*)user_data;
|
||
o->_endpoint->send( lo_message_get_source( msg ), "/reply", path, o->value() );
|
||
return 0;
|
||
}
|
||
else
|
||
{
|
||
return -1;
|
||
}
|
||
|
||
Peer *p = NULL;
|
||
|
||
if ( ep )
|
||
p = ep->find_peer_by_address( lo_message_get_source( msg ) );
|
||
|
||
|
||
if ( !p )
|
||
{
|
||
DMESSAGE( "Signal change initiated by an unknown peer" );
|
||
/* message came from an unconnected peer, just set the value exactly */
|
||
}
|
||
else
|
||
{
|
||
/* message is from a connected source, do mixing. */
|
||
|
||
/* remote signal */
|
||
/* if ( t->_peer ) */
|
||
|
||
/* if ( 0 == o->_incoming.size() ) */
|
||
/* return 0; */
|
||
|
||
for ( std::list<Signal*>::const_iterator i = o->_incoming.begin();
|
||
i != o->_incoming.end();
|
||
++i )
|
||
{
|
||
if ( (*i)->id() == argv[0]->i )
|
||
{
|
||
(*i)->_value = f;
|
||
break;
|
||
}
|
||
}
|
||
|
||
f = 0.0;
|
||
|
||
for ( std::list<Signal*>::const_iterator i = o->_incoming.begin();
|
||
i != o->_incoming.end();
|
||
++i )
|
||
{
|
||
f += (*i)->_value;
|
||
}
|
||
}
|
||
|
||
o->_value = f;
|
||
|
||
o->_handler( f, o->_user_data );
|
||
|
||
return 0;
|
||
}
|
||
|
||
int
|
||
Endpoint::osc_generic ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data )
|
||
{
|
||
// OSC_DMSG();
|
||
|
||
if ( argc || path[ strlen(path) - 1 ] != '/' )
|
||
return -1;
|
||
|
||
Endpoint *ep = (Endpoint*)user_data;
|
||
|
||
for ( std::list<Method*>::const_iterator i = ep->_methods.begin(); i != ep->_methods.end(); ++i )
|
||
{
|
||
if ( ! (*i)->path() )
|
||
continue;
|
||
|
||
if (! strncmp( (*i)->path(), path, strlen(path) ) )
|
||
{
|
||
/* asprintf( &stored_path, "%s (%s); %s", path, typespec, argument_description ); */
|
||
|
||
((Endpoint*)user_data)->send( lo_message_get_source( msg ), "/reply", path, (*i)->path() );
|
||
}
|
||
}
|
||
|
||
((Endpoint*)user_data)->send( lo_message_get_source( msg ), "/reply", path );
|
||
|
||
return 0;
|
||
}
|
||
|
||
int
|
||
Endpoint::osc_signal_lister ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data )
|
||
{
|
||
// OSC_DMSG();
|
||
|
||
DMESSAGE( "Listing signals." );
|
||
|
||
const char *prefix = NULL;
|
||
|
||
if ( argc )
|
||
prefix = &argv[0]->s;
|
||
|
||
Endpoint *ep = (Endpoint*)user_data;
|
||
|
||
for ( std::list<Signal*>::const_iterator i = ep->_signals.begin(); i != ep->_signals.end(); ++i )
|
||
{
|
||
Signal *o = *i;
|
||
|
||
if ( ! prefix || ! strncmp( o->path(), prefix, strlen(prefix) ) )
|
||
{
|
||
ep->send( lo_message_get_source( msg ),
|
||
"/reply",
|
||
path,
|
||
o->path(),
|
||
o->_direction == Signal::Input ? "in" : "out",
|
||
o->id(),
|
||
o->parameter_limits().min,
|
||
o->parameter_limits().max,
|
||
o->parameter_limits().default_value
|
||
);
|
||
}
|
||
}
|
||
|
||
ep->send( lo_message_get_source( msg ), "/reply", path );
|
||
|
||
return 0;
|
||
}
|
||
|
||
bool
|
||
Endpoint::address_matches ( lo_address addr1, lo_address addr2 )
|
||
{
|
||
char *purl = strdup( lo_address_get_port( addr1 ) );
|
||
char *url = strdup( lo_address_get_port( addr2 ) );
|
||
|
||
bool r = !strcmp( purl, url );
|
||
|
||
free( purl );
|
||
free( url );
|
||
|
||
return r;
|
||
}
|
||
|
||
|
||
void
|
||
Endpoint::list_peer_signals ( void *v )
|
||
{
|
||
for ( std::list<Peer*>::iterator i = _peers.begin();
|
||
i != _peers.end();
|
||
++i )
|
||
{
|
||
for ( std::list<Signal*>::iterator j = (*i)->_signals.begin();
|
||
j != (*i)->_signals.end();
|
||
++j )
|
||
{
|
||
// DMESSAGE( "Running callback" );
|
||
if ( _peer_signal_notification_callback )
|
||
_peer_signal_notification_callback( *j, OSC::Signal::Created, v );
|
||
}
|
||
}
|
||
}
|
||
|
||
Peer *
|
||
Endpoint::find_peer_by_address ( lo_address addr )
|
||
{
|
||
char *url = strdup( lo_address_get_port( addr ) );
|
||
|
||
Peer *p = NULL;
|
||
|
||
for ( std::list<Peer*>::iterator i = _peers.begin();
|
||
i != _peers.end();
|
||
++i )
|
||
{
|
||
char *purl = strdup( lo_address_get_port( (*i)->addr ) );
|
||
|
||
if ( !strcmp( purl, url ) )
|
||
{
|
||
free( purl );
|
||
p = *i;
|
||
break;
|
||
}
|
||
free(purl);
|
||
}
|
||
|
||
free( url );
|
||
|
||
return p;
|
||
}
|
||
|
||
Peer *
|
||
Endpoint::find_peer_by_name ( const char *name )
|
||
{
|
||
for ( std::list<Peer*>::iterator i = _peers.begin();
|
||
i != _peers.end();
|
||
++i )
|
||
{
|
||
if ( !strcmp( name, (*i)->name ) )
|
||
{
|
||
return *i;
|
||
}
|
||
}
|
||
|
||
return NULL;
|
||
}
|
||
|
||
bool
|
||
Endpoint::disconnect_signal ( OSC::Signal *s, OSC::Signal *d )
|
||
{
|
||
if ( ! s->is_connected_to( d ) )
|
||
return false;
|
||
|
||
if ( d->_peer )
|
||
{
|
||
MESSAGE( "Disconnecting signal output \"%s\" from %s:%s", s->path(), d->_peer->name, d->_path );
|
||
|
||
send( d->_peer->addr, "/signal/disconnect",
|
||
s->_id, /* our signal id */
|
||
d->_id /* their signal id */ );
|
||
}
|
||
else
|
||
{
|
||
MESSAGE( "Disconnecting signal output \"%s\" to (unknown):%i", s->path(), d->_id );
|
||
}
|
||
|
||
s->_outgoing.remove( d );
|
||
d->_incoming.remove( s );
|
||
|
||
return true;
|
||
}
|
||
|
||
bool
|
||
Endpoint::disconnect_signal ( OSC::Signal *s, const char *peer_name, const char *signal_path )
|
||
{
|
||
if ( s->_direction == Signal::Output )
|
||
{
|
||
Peer *p = find_peer_by_name( peer_name );
|
||
|
||
if ( ! p )
|
||
return false;
|
||
|
||
Signal *ps = find_peer_signal_by_path( p, signal_path );
|
||
|
||
if ( ! ps )
|
||
return false;
|
||
|
||
if ( ! s->is_connected_to( ps ) )
|
||
return false;
|
||
|
||
return disconnect_signal( s, ps );
|
||
}
|
||
|
||
return false;
|
||
}
|
||
|
||
/** Connect to name signal. If the destination doesn't currently *
|
||
exist, but appears at some later point, the connection will be made
|
||
then */
|
||
bool
|
||
Endpoint::connect_signal( OSC::Signal *s, const char *peer_and_path )
|
||
{
|
||
char peer[512];
|
||
char path[1024];
|
||
|
||
/* FIXME: use %a */
|
||
if ( 2 == sscanf( peer_and_path, "%[^:]:%s", peer, path ) )
|
||
{
|
||
return connect_signal( s, peer, path );
|
||
}
|
||
else
|
||
return false;
|
||
}
|
||
|
||
bool
|
||
Endpoint::connect_signal ( OSC::Signal *s, OSC::Signal *d )
|
||
{
|
||
if ( s->is_connected_to( d ) )
|
||
{
|
||
return false;
|
||
}
|
||
|
||
MESSAGE( "Connecting signal output \"%s\" to %s:%s", s->path(), d->_peer->name, d->path() );
|
||
|
||
s->_outgoing.push_back( d );
|
||
|
||
/* make a record of it ourselves */
|
||
d->_incoming.push_back( s );
|
||
|
||
send( d->_peer->addr, "/signal/connect",
|
||
s->_id, /* our signal id */
|
||
d->_id /* their signal id */ );
|
||
|
||
return true;
|
||
}
|
||
|
||
|
||
bool
|
||
Endpoint::connect_signal( OSC::Signal *s, const char *peer_name, const char *signal_path )
|
||
{
|
||
if ( s->_direction == Signal::Output )
|
||
{
|
||
Peer *p = find_peer_by_name( peer_name );
|
||
|
||
if ( ! p )
|
||
return false;
|
||
|
||
Signal *ps = find_peer_signal_by_path( p, signal_path );
|
||
|
||
if ( ! ps )
|
||
return false;
|
||
|
||
return connect_signal( s, ps );
|
||
}
|
||
|
||
return false;
|
||
}
|
||
|
||
bool
|
||
Endpoint::connect_signal( OSC::Signal *s, const char *peer_name, int signal_id )
|
||
{
|
||
if ( s->_direction == Signal::Output )
|
||
{
|
||
Peer *p = find_peer_by_name( peer_name );
|
||
|
||
if ( !p )
|
||
return false;
|
||
|
||
Signal *ps = find_peer_signal_by_id( p, signal_id );
|
||
|
||
if ( !ps )
|
||
return false;
|
||
|
||
return connect_signal( s, ps );
|
||
}
|
||
|
||
return false;
|
||
}
|
||
|
||
Signal *
|
||
Signal::get_peer_signal_by_id ( Peer *p, int signal_id )
|
||
{
|
||
for ( std::list<Signal *>::iterator i = p->_signals.begin();
|
||
i != p->_signals.end();
|
||
++i )
|
||
{
|
||
if ( (*i)->_id == signal_id )
|
||
return *i;
|
||
}
|
||
|
||
return NULL;
|
||
}
|
||
|
||
int
|
||
Endpoint::osc_reply ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data )
|
||
|
||
{
|
||
Endpoint *ep = (Endpoint*)user_data;
|
||
|
||
if ( argc && !strcmp( &argv[0]->s, "/signal/list" ) )
|
||
{
|
||
Peer *p = ep->find_peer_by_address( lo_message_get_source( msg ) );
|
||
|
||
if ( ! p )
|
||
{
|
||
WARNING( "Got input list reply from unknown peer." );
|
||
return 0;
|
||
}
|
||
|
||
if ( argc == 1 )
|
||
{
|
||
p->_scanning = false;
|
||
DMESSAGE( "Done scanning %s", p->name );
|
||
|
||
if ( ep->_peer_scan_complete_callback )
|
||
ep->_peer_scan_complete_callback(ep->_peer_scan_complete_userdata);
|
||
}
|
||
else if ( argc == 7 && p->_scanning )
|
||
{
|
||
DMESSAGE( "Peer %s has signal %s (%s)", p->name, &argv[1]->s, &argv[2]->s );
|
||
|
||
int dir = 0;
|
||
|
||
if ( !strcmp( &argv[2]->s, "in" ) )
|
||
dir = Signal::Input;
|
||
else if ( !strcmp( &argv[2]->s, "out" ) )
|
||
dir = Signal::Output;
|
||
|
||
Signal *s = ep->find_peer_signal_by_id( p, argv[3]->i );
|
||
|
||
if ( s && s->id() == argv[3]->i )
|
||
{
|
||
/* found a stub signal, fill in the blanks */
|
||
s->_path = strdup(&argv[1]->s);
|
||
s->parameter_limits( argv[4]->f, argv[5]->f, argv[6]->f );
|
||
}
|
||
else
|
||
{
|
||
|
||
s = new Signal( &argv[1]->s, (Signal::Direction)dir );
|
||
|
||
s->_peer = p;
|
||
s->_id = argv[3]->i;
|
||
s->parameter_limits( argv[4]->f, argv[5]->f, argv[6]->f );
|
||
|
||
p->_signals.push_back( s );
|
||
}
|
||
|
||
if ( ep->_peer_signal_notification_callback )
|
||
ep->_peer_signal_notification_callback( s, Signal::Created, ep->_peer_signal_notification_userdata );
|
||
}
|
||
|
||
return 0;
|
||
}
|
||
else
|
||
return -1;
|
||
}
|
||
|
||
Method *
|
||
Endpoint::add_method ( const char *path, const char *typespec, lo_method_handler handler, void *user_data, const char *argument_description )
|
||
{
|
||
// DMESSAGE( "Added OSC method %s (%s)", path, typespec );
|
||
|
||
lo_server_add_method( _server, path, typespec, handler, user_data );
|
||
|
||
Method *md = new Method;
|
||
|
||
if ( path )
|
||
md->_path = strdup( path );
|
||
if ( typespec )
|
||
md->_typespec = strdup( typespec );
|
||
if ( argument_description )
|
||
md->_documentation = strdup( argument_description );
|
||
|
||
_methods.push_back( md );
|
||
|
||
return md;
|
||
}
|
||
|
||
Signal *
|
||
Endpoint::add_signal ( const char *path, Signal::Direction dir, float min, float max, float default_value, signal_handler handler, void *user_data )
|
||
{
|
||
Signal *o = new Signal( path, dir );
|
||
|
||
if ( path )
|
||
o->_path = strdup( path );
|
||
|
||
o->_handler = handler;
|
||
o->_user_data = user_data;
|
||
o->_endpoint = this;
|
||
|
||
_signals.push_back( o );
|
||
|
||
if ( dir == Signal::Input )
|
||
{
|
||
lo_server_add_method( _server, path, NULL, osc_sig_handler, o );
|
||
}
|
||
|
||
o->parameter_limits( min, max, default_value );
|
||
|
||
/* tell our peers about it */
|
||
for ( std::list<Peer*>::iterator i = _peers.begin();
|
||
i != _peers.end();
|
||
++i )
|
||
{
|
||
send( (*i)->addr,
|
||
"/signal/created",
|
||
o->path(),
|
||
o->_direction == Signal::Input ? "in" : "out",
|
||
o->id(),
|
||
min,
|
||
max,
|
||
default_value
|
||
);
|
||
}
|
||
|
||
return o;
|
||
}
|
||
|
||
void
|
||
Endpoint::del_method ( const char *path, const char *typespec )
|
||
{
|
||
// DMESSAGE( "Deleted OSC method %s (%s)", path, typespec );
|
||
|
||
lo_server_del_method( _server, path, typespec );
|
||
|
||
for ( std::list<Method *>::iterator i = _methods.begin(); i != _methods.end(); ++i )
|
||
{
|
||
if ( ! (*i)->path() )
|
||
continue;
|
||
|
||
if ( ! strcmp( path, (*i)->path() ) &&
|
||
! strcmp( typespec, (*i)->typespec() ) )
|
||
{
|
||
delete *i;
|
||
i = _methods.erase( i );
|
||
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
void
|
||
Endpoint::del_method ( Method *meth )
|
||
{
|
||
// DMESSAGE( "Deleted OSC method %s (%s)", path, typespec );
|
||
|
||
lo_server_del_method( _server, meth->path(), meth->typespec() );
|
||
|
||
delete meth;
|
||
|
||
_methods.remove( meth );
|
||
}
|
||
|
||
void
|
||
Endpoint::send_signal_rename_notifications ( Signal *s )
|
||
{
|
||
|
||
for ( std::list<Peer*>::const_iterator i = _peers.begin();
|
||
i != _peers.end();
|
||
++i )
|
||
{
|
||
send( (*i)->addr,
|
||
"/signal/renamed",
|
||
s->id(),
|
||
s->path() );
|
||
}
|
||
}
|
||
|
||
void
|
||
Endpoint::del_signal ( Signal *o )
|
||
{
|
||
// DMESSAGE( "Deleted OSC method %s (%s)", path, typespec );
|
||
|
||
lo_server_del_method( _server, o->path(), "f" );
|
||
|
||
/* tell our peers about it */
|
||
for ( std::list<Peer*>::iterator i = _peers.begin();
|
||
i != _peers.end();
|
||
++i )
|
||
{
|
||
send( (*i)->addr,
|
||
"/signal/removed",
|
||
o->id() );
|
||
}
|
||
|
||
Endpoint *ep = this;
|
||
|
||
/* disconnect it */
|
||
if ( o->_outgoing.size() )
|
||
{
|
||
for ( std::list<Signal*>::iterator i = o->_outgoing.begin();
|
||
i != o->_outgoing.end();
|
||
)
|
||
{
|
||
Signal *s = *i;
|
||
/* avoid messing up iterator */
|
||
++i;
|
||
|
||
ep->disconnect_signal( o, s );
|
||
}
|
||
}
|
||
|
||
if ( o->_incoming.size() )
|
||
{
|
||
for ( std::list<Signal*>::iterator i = o->_incoming.begin();
|
||
i != o->_incoming.end();
|
||
)
|
||
{
|
||
Signal *s = *i;
|
||
/* avoid messing up iterator */
|
||
++i;
|
||
|
||
ep->disconnect_signal( s, o );
|
||
}
|
||
}
|
||
|
||
/* FIXME: clear loopback connections first! */
|
||
// delete o;
|
||
|
||
_signals.remove( o );
|
||
}
|
||
|
||
Peer *
|
||
Endpoint::add_peer ( const char *name, const char *url )
|
||
{
|
||
Peer *p = new Peer;
|
||
|
||
DMESSAGE( "Adding peer %s @ %s...", name, url );
|
||
|
||
p->name = strdup( name );
|
||
p->addr = lo_address_new_from_url( url );
|
||
|
||
_peers.push_back( p );
|
||
|
||
return p;
|
||
}
|
||
|
||
void
|
||
Endpoint::scan_peer ( const char *name, const char *url )
|
||
{
|
||
Peer *p = add_peer(name,url);
|
||
|
||
p->_scanning = true;
|
||
|
||
DMESSAGE( "Scanning peer %s", name );
|
||
|
||
send( p->addr, "/signal/list" );
|
||
}
|
||
|
||
void *
|
||
Endpoint::osc_thread ( void * arg )
|
||
{
|
||
((Endpoint*)arg)->osc_thread();
|
||
|
||
return NULL;
|
||
}
|
||
|
||
void
|
||
Endpoint::osc_thread ( void )
|
||
{
|
||
_thread.name( "OSC" );
|
||
|
||
DMESSAGE( "OSC Thread running" );
|
||
|
||
run();
|
||
}
|
||
|
||
void
|
||
Endpoint::start ( void )
|
||
{
|
||
|
||
if ( !_thread.clone( &Endpoint::osc_thread, this ) )
|
||
FATAL( "Could not create OSC thread" );
|
||
|
||
/* lo_server_thread_start( _st ); */
|
||
|
||
}
|
||
|
||
void
|
||
Endpoint::stop ( void )
|
||
{
|
||
_thread.join();
|
||
// lo_server_thread_stop( _st );
|
||
}
|
||
|
||
int
|
||
Endpoint::port ( void ) const
|
||
{
|
||
return lo_server_get_port( _server );
|
||
}
|
||
|
||
char *
|
||
Endpoint::url ( void ) const
|
||
{
|
||
return lo_server_get_url( _server );
|
||
}
|
||
|
||
/** Process any waiting events and return immediately */
|
||
void
|
||
Endpoint::check ( void ) const
|
||
{
|
||
wait( 0 );
|
||
}
|
||
|
||
/** Process any waiting events and return after timeout */
|
||
void
|
||
Endpoint::wait ( int timeout ) const
|
||
{
|
||
if ( lo_server_wait( _server, timeout ) )
|
||
while ( lo_server_recv_noblock( _server, 0 ) ) { }
|
||
}
|
||
|
||
/** Process events forever */
|
||
void
|
||
Endpoint::run ( void ) const
|
||
{
|
||
for ( ;; )
|
||
{
|
||
lo_server_recv( _server );
|
||
}
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, std::list< OSC_Value > values )
|
||
{
|
||
|
||
lo_message m = lo_message_new();
|
||
|
||
for ( std::list< OSC_Value >::const_iterator i = values.begin();
|
||
i != values.end();
|
||
++i )
|
||
{
|
||
const OSC_Value *ov = &(*i);
|
||
|
||
switch ( ov->type() )
|
||
{
|
||
case 'f':
|
||
// DMESSAGE( "Adding float %f", ((OSC_Float*)ov)->value() );
|
||
lo_message_add_float( m, ((OSC_Float*)ov)->value() );
|
||
break;
|
||
case 'i':
|
||
// DMESSAGE( "Adding int %i", ((OSC_Int*)ov)->value() );
|
||
lo_message_add_int32( m, ((OSC_Int*)ov)->value() );
|
||
break;
|
||
case 's':
|
||
// DMESSAGE( "Adding string %s", ((OSC_String*)ov)->value() );
|
||
lo_message_add_string( m, ((OSC_String*)ov)->value() );
|
||
break;
|
||
default:
|
||
FATAL( "Unknown format: %c", ov->type() );
|
||
break;
|
||
}
|
||
}
|
||
|
||
// DMESSAGE( "Path: %s", path );
|
||
|
||
lo_bundle b = lo_bundle_new( LO_TT_IMMEDIATE );
|
||
|
||
lo_bundle_add_message(b, path, m );
|
||
|
||
int r = lo_send_bundle_from( to, _server, b );
|
||
|
||
// int r = lo_send_message_from( to, _server, path, m );
|
||
|
||
// lo_message_free( m );
|
||
|
||
return r;
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "" );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, int v )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "i", v );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, float v )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "f", v );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, double v )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "d", v );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, const char * v )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "s", v );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, const char * v1, float v2 )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "sf", v1, v2 );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, const char * v1, const char *v2 )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "ss", v1, v2 );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, const char * v1, const char *v2, const char *v3 )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "sss", v1, v2, v3 );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, const char *v1, int v2, int v3, int v4 )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "siii", v1, v2, v3, v4 );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, const char *v1, const char *v2, int v3, int v4, int v5 )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "ssiii", v1, v2, v3, v4, v5 );
|
||
}
|
||
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, const char *v1, const char *v2, const char *v3, int v4, int v5, int v6 )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "sssiii", v1, v2, v3, v4, v5, v6 );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, const char *v1, int v2 )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "si", v1, v2 );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, int v1, const char *v2 )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "is", v1, v2 );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, const char *v1, int v2, const char *v3 )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "sis", v1, v2, v3 );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, int v1, const char *v2, const char *v3, const char *v4 )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "isss", v1, v2, v3, v4 );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, const char *v1, int v2, const char *v3, const char *v4, const char *v5 )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "sisss", v1, v2, v3, v4, v5 );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, const char *v1, const char *v2, const char *v3, const char *v4, const char *v5 )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "sssss", v1, v2, v3, v4, v5 );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, const char *v1, const char *v2, const char *v3, const char *v4 )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "ssss", v1, v2, v3, v4 );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, lo_message msg )
|
||
{
|
||
return lo_send_message_from( to, _server, path, msg );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, const char *v1, const char *v2, int v3, float v4, float v5, float v6 )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "ssifff", v1, v2, v3, v4, v5, v6 );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, const char *v1, const char *v2, const char *v3, int v4, float v5, float v6, float v7 )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "sssifff", v1, v2, v3, v4, v5, v6, v7 );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, const char *v1, int v2, int v3 )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "sii", v1, v2, v3 );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, int v1, int v2 )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "ii", v1, v2 );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, int v1, float v2 )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "if", v1, v2 );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, const char *v1, int v2, int v3, float v4 )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "siif", v1, v2, v3, v4 );
|
||
}
|
||
|
||
int
|
||
Endpoint::send ( lo_address to, const char *path, int v1, int v2, float v3 )
|
||
{
|
||
return lo_send_from( to, _server, LO_TT_IMMEDIATE, path, "iif", v1, v2, v3 );
|
||
}
|
||
}
|