2 Copyright (C) 2006,2007 John Anderson
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18 #include "surface_port.h"
20 #include "mackie_control_exception.h"
23 #include <midi++/types.h>
24 #include <midi++/port.h>
25 #include <sigc++/sigc++.h>
26 #include <boost/shared_array.hpp>
35 using namespace Mackie;
37 SurfacePort::SurfacePort( MIDI::Port & port, int number )
38 : _port( port ), _number( number ), _active( false )
42 MidiByteArray SurfacePort::read()
44 const int max_buf_size = 512;
45 MIDI::byte buf[max_buf_size];
48 // return nothing read if the lock isn't acquired
49 Glib::RecMutex::Lock lock( _rwlock, Glib::TRY_LOCK );
52 cout << "SurfacePort::read not locked" << endl;
56 // read port and copy to return value
57 int nread = port().read( buf, sizeof (buf) );
60 retval.copy( nread, buf );
61 if ((size_t) nread == sizeof (buf))
68 if ( errno != EAGAIN )
71 char * msg = strerror_r( errno, buf, 512 );
74 os << "Surface: error reading from port: " << port().name() << ": " << errno << " " << msg;
75 cout << os.str() << endl;
77 throw MackieControlException( os.str() );
83 void SurfacePort::write( const MidiByteArray & mba )
85 //if ( mba[0] == 0xf0 ) cout << "SurfacePort::write: " << mba << endl;
86 //cout << "SurfacePort::write: " << mba << endl;
87 Glib::RecMutex::Lock lock( _rwlock );
88 int count = port().write( mba.bytes().get(), mba.size() );
89 if ( count != (int)mba.size() )
91 if ( errno != EAGAIN )
94 char * msg = strerror_r( errno, buf, 512 );
97 os << "Surface: couldn't write to port " << port().name() << ": " << errno << " " << msg;
100 throw MackieControlException( os.str() );
103 //if ( mba[0] == 0xf0 ) cout << "SurfacePort::write " << count << endl;
106 void SurfacePort::write_sysex( const MidiByteArray & mba )
109 buf << sysex_hdr() << mba << MIDI::eox;
113 void SurfacePort::write_sysex( MIDI::byte msg )
116 buf << sysex_hdr() << msg << MIDI::eox;
120 // This should be moved to midi++ at some point
121 ostream & operator << ( ostream & os, const MIDI::Port & port )
123 os << "device: " << port.device();
125 os << "name: " << port.name();
127 os << "type: " << port.type();
129 os << "mode: " << port.mode();
131 os << "ok: " << port.ok();
133 os << "number: " << port.number();
138 ostream & Mackie::operator << ( ostream & os, const SurfacePort & port )
141 os << "device: " << port.port().device();
143 os << "name: " << port.port().name();
145 os << "number: " << port.number();