along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-#include "surface_port.h"
-#include "mackie_control_exception.h"
-#include "controls.h"
+#include <sstream>
+#include <cstring>
+#include <cerrno>
-#include <midi++/types.h>
-#include <midi++/port.h>
#include <sigc++/sigc++.h>
#include <boost/shared_array.hpp>
-#include "i18n.h"
+#include "pbd/failed_constructor.h"
-#define _XOPEN_SOURCE 600 // force XSI for non-GNU strerror_r()
+#include "midi++/types.h"
+#include "midi++/ipmidi_port.h"
-#include <sstream>
-#include <cstring>
-#include <cerrno>
+#include "ardour/async_midi_port.h"
+#include "ardour/debug.h"
+#include "ardour/rc_configuration.h"
+#include "ardour/session.h"
+#include "ardour/audioengine.h"
+#include "ardour/async_midi_port.h"
+#include "ardour/midiport_manager.h"
+#include "controls.h"
+#include "mackie_control_protocol.h"
+#include "surface.h"
+#include "surface_port.h"
+
+#include "i18n.h"
using namespace std;
using namespace Mackie;
+using namespace PBD;
+using namespace ARDOUR;
-SurfacePort::SurfacePort( MIDI::Port & port, int number )
-: _port( port ), _number( number ), _active( false )
+SurfacePort::SurfacePort (Surface& s)
+ : _surface (&s)
{
+ if (_surface->mcp().device_info().uses_ipmidi()) {
+ _input_port = new MIDI::IPMIDIPort (_surface->mcp().ipmidi_base() +_surface->number());
+ _output_port = _input_port;
+
+ } else {
+
+ _async_in = AudioEngine::instance()->register_input_port (DataType::MIDI, string_compose (_("%1 in"), _surface->name()), true);
+ _async_out = AudioEngine::instance()->register_output_port (DataType::MIDI, string_compose (_("%1 out"), _surface->name()), true);
+
+ if (_async_in == 0 || _async_out == 0) {
+ throw failed_constructor();
+ }
+
+ _input_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(_async_in).get();
+ _output_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(_async_out).get();
+ }
}
SurfacePort::~SurfacePort()
{
- //cout << "~SurfacePort::SurfacePort()" << endl;
- // make sure another thread isn't reading or writing as we close the port
- Glib::RecMutex::Lock lock( _rwlock );
- _active = false;
- //cout << "~SurfacePort::SurfacePort() finished" << endl;
+ if (dynamic_cast<MIDI::IPMIDIPort*>(_input_port)) {
+ delete _input_port;
+ } else {
+
+ if (_async_in) {
+ AudioEngine::instance()->unregister_port (_async_in);
+ _async_in.reset ((ARDOUR::Port*) 0);
+ }
+
+ if (_async_out) {
+ _output_port->drain (10000);
+ AudioEngine::instance()->unregister_port (_async_out);
+ _async_out.reset ((ARDOUR::Port*) 0);
+ }
+ }
}
-MidiByteArray SurfacePort::read()
+XMLNode&
+SurfacePort::get_state ()
{
- const int max_buf_size = 512;
- MIDI::byte buf[max_buf_size];
- MidiByteArray retval;
+ XMLNode* node = new XMLNode (X_("Port"));
- // check active. Mainly so that the destructor
- // doesn't destroy the mutex while it's still locked
- if ( !active() ) return retval;
-
- // return nothing read if the lock isn't acquired
- Glib::RecMutex::Lock lock( _rwlock, Glib::TRY_LOCK );
-
- if ( !lock.locked() )
- {
- //cout << "SurfacePort::read not locked" << endl;
- return retval;
+ if (dynamic_cast<MIDI::IPMIDIPort*>(_input_port)) {
+ /* no state required for IPMidi ports */
+ return *node;
}
+
+ XMLNode* child;
+
+ child = new XMLNode (X_("Input"));
+ child->add_child_nocopy (_async_in->get_state());
+ node->add_child_nocopy (*child);
- // check active again - destructor sequence
- if ( !active() ) return retval;
-
- // read port and copy to return value
- int nread = port().read( buf, sizeof (buf) );
-
- if (nread >= 0) {
- retval.copy( nread, buf );
- if ((size_t) nread == sizeof (buf))
- {
- retval << read();
+
+ child = new XMLNode (X_("Output"));
+ child->add_child_nocopy (_async_out->get_state());
+ node->add_child_nocopy (*child);
+
+ return *node;
+}
+
+int
+SurfacePort::set_state (const XMLNode& node, int version)
+{
+ if (dynamic_cast<MIDI::IPMIDIPort*>(_input_port)) {
+ return 0;
+ }
+
+ XMLNode* child;
+
+ if ((child = node.child (X_("Input"))) != 0) {
+ XMLNode* portnode = child->child (Port::state_node_name.c_str());
+ if (portnode) {
+ _async_in->set_state (*portnode, version);
}
}
- else
- {
- if ( errno != EAGAIN )
- {
- ostringstream os;
- os << "Surface: error reading from port: " << port().name() << ": " << errno;
-
- char buf[512];
- int result = strerror_r( errno, buf, 512 );
- if (!result) {
- os << " " << buf;
- }
-
- cout << os.str() << endl;
- inactive_event();
- throw MackieControlException( os.str() );
+
+ if ((child = node.child (X_("Output"))) != 0) {
+ XMLNode* portnode = child->child (Port::state_node_name.c_str());
+ if (portnode) {
+ _async_out->set_state (*portnode, version);
}
}
- return retval;
+
+ return 0;
}
-void SurfacePort::write( const MidiByteArray & mba )
+// wrapper for one day when strerror_r is working properly
+string fetch_errmsg (int error_number)
{
- //if ( mba[0] == 0xf0 ) cout << "SurfacePort::write: " << mba << endl;
- //cout << "SurfacePort::write: " << mba << endl;
+ char * msg = strerror (error_number);
+ return msg;
+}
- // check active before and after lock - to make sure
- // that the destructor doesn't destroy the mutex while
- // it's still in use
- if ( !active() ) return;
- Glib::RecMutex::Lock lock( _rwlock );
- if ( !active() ) return;
-
- int count = port().write( mba.bytes().get(), mba.size() );
- if ( count != (int)mba.size() )
- {
- if ( errno != EAGAIN )
- {
- ostringstream os;
- os << "Surface: couldn't write to port " << port().name() << ": " << errno;
- char buf[512];
- int result = strerror_r( errno, buf, 512 );
+int
+SurfacePort::write (const MidiByteArray & mba)
+{
+ if (mba.empty()) {
+ DEBUG_TRACE (DEBUG::MackieControl, string_compose ("port %1 asked to write an empty MBA\n", output_port().name()));
+ return 0;
+ }
- if (!result) {
- os << " " << buf;
- }
+ DEBUG_TRACE (DEBUG::MackieControl, string_compose ("port %1 write %2\n", output_port().name(), mba));
- cout << os.str();
- inactive_event();
- throw MackieControlException( os.str() );
- }
+ if (mba[0] != 0xf0 && mba.size() > 3) {
+ std::cerr << "TOO LONG WRITE: " << mba << std::endl;
}
- //if ( mba[0] == 0xf0 ) cout << "SurfacePort::write " << count << endl;
-}
+
+ /* this call relies on std::vector<T> using contiguous storage. not
+ * actually guaranteed by the standard, but way, way beyond likely.
+ */
-void SurfacePort::write_sysex( const MidiByteArray & mba )
-{
- MidiByteArray buf;
- buf << sysex_hdr() << mba << MIDI::eox;
- write( buf );
-}
+ int count = output_port().write (&mba[0], mba.size(), 0);
-void SurfacePort::write_sysex( MIDI::byte msg )
-{
- MidiByteArray buf;
- buf << sysex_hdr() << msg << MIDI::eox;
- write( buf );
-}
+ if (count != (int) mba.size()) {
-// This should be moved to midi++ at some point
-ostream & operator << ( ostream & os, const MIDI::Port & port )
-{
- os << "device: " << port.device();
- os << "; ";
- os << "name: " << port.name();
- os << "; ";
- os << "type: " << port.type();
- os << "; ";
- os << "mode: " << port.mode();
- os << "; ";
- os << "ok: " << port.ok();
- os << "; ";
- os << "number: " << port.number();
- os << "; ";
- return os;
+ if (errno == 0) {
+
+ cout << "port overflow on " << output_port().name() << ". Did not write all of " << mba << endl;
+
+ } else if (errno != EAGAIN) {
+ ostringstream os;
+ os << "Surface: couldn't write to port " << output_port().name();
+ os << ", error: " << fetch_errmsg (errno) << "(" << errno << ")";
+ cout << os.str() << endl;
+ }
+
+ return -1;
+ }
+
+ return 0;
}
-ostream & Mackie::operator << ( ostream & os, const SurfacePort & port )
+ostream &
+Mackie::operator << (ostream & os, const SurfacePort & port)
{
os << "{ ";
- os << "device: " << port.port().device();
+ os << "name: " << port.input_port().name() << " " << port.output_port().name();
os << "; ";
- os << "name: " << port.port().name();
- os << "; ";
- os << "number: " << port.number();
os << " }";
return os;
}
+