--- /dev/null
+/*
+ Copyright (C) 2013 Paul Davis
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#include <string.h>
+#include <stdint.h>
+
+#include "pbd/error.h"
+
+#include "jack_portengine.h"
+#include "jack_connection.h"
+
+#include "ardour/port_manager.h"
+
+#include "i18n.h"
+
+using namespace ARDOUR;
+using namespace PBD;
+using std::string;
+using std::vector;
+
+#define GET_PRIVATE_JACK_POINTER(localvar) jack_client_t* localvar = _jack_connection->jack(); if (!(localvar)) { return; }
+#define GET_PRIVATE_JACK_POINTER_RET(localvar,r) jack_client_t* localvar = _jack_connection->jack(); if (!(localvar)) { return r; }
+
+static uint32_t
+ardour_port_flags_to_jack_flags (PortFlags flags)
+{
+ uint32_t jack_flags = 0;
+
+ if (flags & IsInput) {
+ jack_flags |= JackPortIsInput;
+ }
+ if (flags & IsOutput) {
+ jack_flags |= JackPortIsOutput;
+ }
+ if (flags & IsTerminal) {
+ jack_flags |= JackPortIsTerminal;
+ }
+ if (flags & IsPhysical) {
+ jack_flags |= JackPortIsPhysical;
+ }
+ if (flags & CanMonitor) {
+ jack_flags |= JackPortCanMonitor;
+ }
+
+ return jack_flags;
+}
+
+static DataType
+jack_port_type_to_ardour_data_type (const char* jack_type)
+{
+ if (strcmp (jack_type, JACK_DEFAULT_AUDIO_TYPE) == 0) {
+ return DataType::AUDIO;
+ } else if (strcmp (jack_type, JACK_DEFAULT_MIDI_TYPE) == 0) {
+ return DataType::MIDI;
+ }
+ return DataType::NIL;
+}
+
+static const char*
+ardour_data_type_to_jack_port_type (DataType d)
+{
+ switch (d) {
+ case DataType::AUDIO:
+ return JACK_DEFAULT_AUDIO_TYPE;
+ case DataType::MIDI:
+ return JACK_DEFAULT_MIDI_TYPE;
+ }
+
+ return "";
+}
+
+JACKPortEngine::JACKPortEngine (PortManager& pm, boost::shared_ptr<JackConnection> jc)
+ : PortEngine (pm)
+ , _jack_connection (jc)
+{
+ _jack_connection->Connected.connect_same_thread (jack_connection_connection, boost::bind (&JACKPortEngine::connected_to_jack, this));
+}
+
+JACKPortEngine::~JACKPortEngine ()
+{
+ /* a default destructor would do this, and so would this one,
+ but we'll make it explicit in case we ever need to debug
+ the lifetime of the JACKConnection
+ */
+ _jack_connection.reset ();
+}
+
+void
+JACKPortEngine::connected_to_jack ()
+{
+ /* register callbacks for stuff that is our responsibility */
+
+ jack_client_t* client = _jack_connection->jack();
+
+ if (!client) {
+ /* how could this happen? it could ... */
+ error << _("Already disconnected from JACK before PortEngine could register callbacks") << endmsg;
+ return;
+ }
+
+ jack_set_port_registration_callback (client, _registration_callback, this);
+ jack_set_port_connect_callback (client, _connect_callback, this);
+ jack_set_graph_order_callback (client, _graph_order_callback, this);
+}
+
+void*
+JACKPortEngine::private_handle() const
+{
+ return _jack_connection->jack();
+}
+
+bool
+JACKPortEngine::connected() const
+{
+ return _jack_connection->connected();
+}
+
+int
+JACKPortEngine::set_port_name (PortHandle port, const std::string& name)
+{
+ return jack_port_set_name ((jack_port_t*) port, name.c_str());
+}
+
+string
+JACKPortEngine::get_port_name (PortHandle port) const
+{
+ return jack_port_name ((jack_port_t*) port);
+}
+
+PortEngine::PortHandle*
+JACKPortEngine:: get_port_by_name (const std::string& name) const
+{
+ GET_PRIVATE_JACK_POINTER_RET (_priv_jack, 0);
+ return (PortHandle*) jack_port_by_name (_priv_jack, name.c_str());
+}
+
+void
+JACKPortEngine::_registration_callback (jack_port_id_t /*id*/, int /*reg*/, void* arg)
+{
+ static_cast<JACKPortEngine*> (arg)->manager.registration_callback ();
+}
+
+int
+JACKPortEngine::_graph_order_callback (void *arg)
+{
+ return static_cast<JACKPortEngine*> (arg)->manager.graph_order_callback ();
+}
+
+void
+JACKPortEngine::_connect_callback (jack_port_id_t id_a, jack_port_id_t id_b, int conn, void* arg)
+{
+ static_cast<JACKPortEngine*> (arg)->connect_callback (id_a, id_b, conn);
+}
+
+void
+JACKPortEngine::connect_callback (jack_port_id_t id_a, jack_port_id_t id_b, int conn)
+{
+ if (manager.port_remove_in_progress()) {
+ return;
+ }
+
+ GET_PRIVATE_JACK_POINTER (_priv_jack);
+
+ jack_port_t* a = jack_port_by_id (_priv_jack, id_a);
+ jack_port_t* b = jack_port_by_id (_priv_jack, id_b);
+
+ manager.connect_callback (jack_port_name (a), jack_port_name (b), conn == 0 ? false : true);
+}
+
+bool
+JACKPortEngine::connected (PortHandle port, bool process_callback_safe)
+{
+ bool ret = false;
+
+ const char** ports;
+
+ if (process_callback_safe) {
+ ports = jack_port_get_connections ((jack_port_t*)port);
+ } else {
+ GET_PRIVATE_JACK_POINTER_RET (_priv_jack, false);
+ ports = jack_port_get_all_connections (_priv_jack, (jack_port_t*)port);
+ }
+
+ if (ports) {
+ ret = true;
+ }
+
+ jack_free (ports);
+
+ return ret;
+}
+
+bool
+JACKPortEngine::connected_to (PortHandle port, const std::string& other, bool process_callback_safe)
+{
+ bool ret = false;
+ const char** ports;
+
+ if (process_callback_safe) {
+ ports = jack_port_get_connections ((jack_port_t*)port);
+ } else {
+ GET_PRIVATE_JACK_POINTER_RET (_priv_jack, false);
+ ports = jack_port_get_all_connections (_priv_jack, (jack_port_t*)port);
+ }
+
+ if (ports) {
+ for (int i = 0; ports[i]; ++i) {
+ if (other == ports[i]) {
+ ret = true;
+ }
+ }
+ jack_free (ports);
+ }
+
+ return ret;
+}
+
+bool
+JACKPortEngine::physically_connected (PortHandle p, bool process_callback_safe)
+{
+ GET_PRIVATE_JACK_POINTER_RET (_priv_jack, false);
+ jack_port_t* port = (jack_port_t*) p;
+
+ const char** ports;
+
+ if (process_callback_safe) {
+ ports = jack_port_get_connections ((jack_port_t*)port);
+ } else {
+ GET_PRIVATE_JACK_POINTER_RET (_priv_jack, false);
+ ports = jack_port_get_all_connections (_priv_jack, (jack_port_t*)port);
+ }
+
+ if (ports) {
+ for (int i = 0; ports[i]; ++i) {
+
+ jack_port_t* other = jack_port_by_name (_priv_jack, ports[i]);
+
+ if (other && (jack_port_flags (other) & JackPortIsPhysical)) {
+ return true;
+ }
+ }
+ jack_free (ports);
+ }
+
+ return false;
+}
+
+int
+JACKPortEngine::get_connections (PortHandle port, vector<string>& s, bool process_callback_safe)
+{
+ const char** ports;
+
+ if (process_callback_safe) {
+ ports = jack_port_get_connections ((jack_port_t*)port);
+ } else {
+ GET_PRIVATE_JACK_POINTER_RET (_priv_jack, 0);
+ ports = jack_port_get_all_connections (_priv_jack, (jack_port_t*)port);
+ }
+
+ if (ports) {
+ for (int i = 0; ports[i]; ++i) {
+ s.push_back (ports[i]);
+ }
+ jack_free (ports);
+ }
+
+ return s.size();
+}
+
+DataType
+JACKPortEngine::port_data_type (PortHandle p) const
+{
+ return jack_port_type_to_ardour_data_type (jack_port_type ((jack_port_t*) p));
+}
+
+const string&
+JACKPortEngine::my_name() const
+{
+ return _jack_connection->client_name();
+}
+
+bool
+JACKPortEngine::port_is_physical (PortHandle ph) const
+{
+ if (!ph) {
+ return false;
+ }
+
+ return jack_port_flags ((jack_port_t*) ph) & JackPortIsPhysical;
+}
+
+int
+JACKPortEngine::get_ports (const string& port_name_pattern, DataType type, PortFlags flags, vector<string>& s) const
+{
+
+ GET_PRIVATE_JACK_POINTER_RET (_priv_jack,0);
+
+ const char** ports = jack_get_ports (_priv_jack, port_name_pattern.c_str(),
+ ardour_data_type_to_jack_port_type (type),
+ ardour_port_flags_to_jack_flags (flags));
+
+ if (ports == 0) {
+ return 0;
+ }
+
+ for (uint32_t i = 0; ports[i]; ++i) {
+ s.push_back (ports[i]);
+ }
+
+ jack_free (ports);
+
+ return s.size();
+}
+
+ChanCount
+JACKPortEngine::n_physical (unsigned long flags) const
+{
+ ChanCount c;
+
+ GET_PRIVATE_JACK_POINTER_RET (_priv_jack, c);
+
+ const char ** ports = jack_get_ports (_priv_jack, NULL, NULL, JackPortIsPhysical | flags);
+
+ if (ports) {
+ for (uint32_t i = 0; ports[i]; ++i) {
+ if (!strstr (ports[i], "Midi-Through")) {
+ DataType t = port_data_type (jack_port_by_name (_priv_jack, ports[i]));
+ if (t != DataType::NIL) {
+ c.set (t, c.get (t) + 1);
+ }
+ }
+ }
+
+ jack_free (ports);
+ }
+
+ return c;
+}
+
+ChanCount
+JACKPortEngine::n_physical_inputs () const
+{
+ return n_physical (JackPortIsInput);
+}
+
+ChanCount
+JACKPortEngine::n_physical_outputs () const
+{
+ return n_physical (JackPortIsOutput);
+}
+
+void
+JACKPortEngine::get_physical (DataType type, unsigned long flags, vector<string>& phy) const
+{
+ GET_PRIVATE_JACK_POINTER (_priv_jack);
+ const char ** ports;
+
+ if ((ports = jack_get_ports (_priv_jack, NULL, ardour_data_type_to_jack_port_type (type), JackPortIsPhysical | flags)) == 0) {
+ return;
+ }
+
+ if (ports) {
+ for (uint32_t i = 0; ports[i]; ++i) {
+ if (strstr (ports[i], "Midi-Through")) {
+ continue;
+ }
+ phy.push_back (ports[i]);
+ }
+ jack_free (ports);
+ }
+}
+
+/** Get physical ports for which JackPortIsOutput is set; ie those that correspond to
+ * a physical input connector.
+ */
+void
+JACKPortEngine::get_physical_inputs (DataType type, vector<string>& ins)
+{
+ get_physical (type, JackPortIsOutput, ins);
+}
+
+/** Get physical ports for which JackPortIsInput is set; ie those that correspond to
+ * a physical output connector.
+ */
+void
+JACKPortEngine::get_physical_outputs (DataType type, vector<string>& outs)
+{
+ get_physical (type, JackPortIsInput, outs);
+}
+
+
+bool
+JACKPortEngine::can_monitor_input () const
+{
+ GET_PRIVATE_JACK_POINTER_RET (_priv_jack,false);
+ const char ** ports;
+
+ if ((ports = jack_get_ports (_priv_jack, NULL, JACK_DEFAULT_AUDIO_TYPE, JackPortCanMonitor)) == 0) {
+ return false;
+ }
+
+ jack_free (ports);
+
+ return true;
+}
+
+int
+JACKPortEngine::request_input_monitoring (PortHandle port, bool yn)
+{
+ return jack_port_request_monitor ((jack_port_t*) port, yn);
+}
+int
+JACKPortEngine::ensure_input_monitoring (PortHandle port, bool yn)
+{
+ return jack_port_ensure_monitor ((jack_port_t*) port, yn);
+}
+bool
+JACKPortEngine::monitoring_input (PortHandle port)
+{
+ return jack_port_monitoring_input ((jack_port_t*) port);
+}
+
+
+pframes_t
+JACKPortEngine::sample_time_at_cycle_start ()
+{
+ GET_PRIVATE_JACK_POINTER_RET (_priv_jack, 0);
+ return jack_last_frame_time (_priv_jack);
+}
+
+
+PortEngine::PortHandle
+JACKPortEngine::register_port (const std::string& shortname, ARDOUR::DataType type, ARDOUR::PortFlags flags)
+{
+ GET_PRIVATE_JACK_POINTER_RET (_priv_jack, 0);
+ return jack_port_register (_priv_jack, shortname.c_str(),
+ ardour_data_type_to_jack_port_type (type),
+ ardour_port_flags_to_jack_flags (flags),
+ 0);
+}
+
+void
+JACKPortEngine::unregister_port (PortHandle port)
+{
+ GET_PRIVATE_JACK_POINTER (_priv_jack);
+ (void) jack_port_unregister (_priv_jack, (jack_port_t*) port);
+}
+
+int
+JACKPortEngine::connect (PortHandle port, const std::string& other)
+{
+ GET_PRIVATE_JACK_POINTER_RET (_priv_jack, -1);
+ return jack_connect (_priv_jack, jack_port_name ((jack_port_t*) port), other.c_str());
+}
+int
+JACKPortEngine::connect (const std::string& src, const std::string& dst)
+{
+ GET_PRIVATE_JACK_POINTER_RET (_priv_jack, -1);
+
+ int r = jack_connect (_priv_jack, src.c_str(), dst.c_str());
+ return r;
+}
+
+int
+JACKPortEngine::disconnect (PortHandle port, const std::string& other)
+{
+ GET_PRIVATE_JACK_POINTER_RET (_priv_jack, -1);
+ return jack_disconnect (_priv_jack, jack_port_name ((jack_port_t*) port), other.c_str());
+}
+
+int
+JACKPortEngine::disconnect (const std::string& src, const std::string& dst)
+{
+ GET_PRIVATE_JACK_POINTER_RET (_priv_jack, -1);
+ return jack_disconnect (_priv_jack, src.c_str(), dst.c_str());
+}
+
+int
+JACKPortEngine::disconnect_all (PortHandle port)
+{
+ GET_PRIVATE_JACK_POINTER_RET (_priv_jack, -1);
+ return jack_port_disconnect (_priv_jack, (jack_port_t*) port);
+}
+
+int
+JACKPortEngine::midi_event_get (pframes_t& timestamp, size_t& size, uint8_t** buf, void* port_buffer, uint32_t event_index)
+{
+ jack_midi_event_t ev;
+ int ret;
+
+ if ((ret = jack_midi_event_get (&ev, port_buffer, event_index)) == 0) {
+ timestamp = ev.time;
+ size = ev.size;
+ *buf = ev.buffer;
+ }
+
+ return ret;
+}
+
+int
+JACKPortEngine::midi_event_put (void* port_buffer, pframes_t timestamp, const uint8_t* buffer, size_t size)
+{
+ return jack_midi_event_write (port_buffer, timestamp, buffer, size);
+}
+
+uint32_t
+JACKPortEngine::get_midi_event_count (void* port_buffer)
+{
+ return jack_midi_get_event_count (port_buffer);
+}
+
+void
+JACKPortEngine::midi_clear (void* port_buffer)
+{
+ jack_midi_clear_buffer (port_buffer);
+}
+
+void
+JACKPortEngine::set_latency_range (PortHandle port, bool for_playback, LatencyRange r)
+{
+ jack_latency_range_t range;
+
+ range.min = r.min;
+ range.max = r.max;
+
+ jack_port_set_latency_range ((jack_port_t*) port, for_playback ? JackPlaybackLatency : JackCaptureLatency, &range);
+}
+
+LatencyRange
+JACKPortEngine::get_latency_range (PortHandle port, bool for_playback)
+{
+ jack_latency_range_t range;
+ LatencyRange ret;
+
+ jack_port_get_latency_range ((jack_port_t*) port, for_playback ? JackPlaybackLatency : JackCaptureLatency, &range);
+
+ ret.min = range.min;
+ ret.max = range.max;
+
+ return ret;
+}
+
+void*
+JACKPortEngine::get_buffer (PortHandle port, pframes_t nframes)
+{
+ return jack_port_get_buffer ((jack_port_t*) port, nframes);
+}
+
+uint32_t
+JACKPortEngine::port_name_size() const
+{
+ return jack_port_name_size ();
+}
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