2015-05-28 Fred Gleason <fredg@paravelsystems.com>

* Added an 'RDMatrix::RossNkScp' value to the 'RDMatrix::Type'
	enumeration in 'lib/rdmatrix.cpp' and 'lib/rdmatrix.h'.
	* Implemented a switcher driver for the Ross NK line of video
	switchers via the SCP/A serial interface in 'ripcd/rossnkscp.cpp'
	and 'riptcd/rossnkscp.h'.

ripcd/Makefile.am

@@ -60,6 +60,7 @@ dist_ripcd_SOURCES = acu1p.cpp acu1p.h\
                      ripcd.cpp ripcd.h globals.h\
                      ripcd_connection.cpp ripcd_connection.h\
                      ripcd_socket.cpp ripcd_socket.h\
+                     rossnkscp.cpp rossnkscp.h\
                      sas32000.cpp sas32000.h\
                      sas64000.cpp sas64000.h\
                      sas64000gpi.cpp sas64000gpi.h\
@@ -99,6 +100,7 @@ nodist_ripcd_SOURCES = moc_am16.cpp\
                        moc_quartz1.cpp\
                        moc_ripcd.cpp\
                        moc_ripcd_socket.cpp\
+                       moc_rossnkscp.cpp\
                        moc_sas32000.cpp\
                        moc_sas64000.cpp\
                        moc_sas64000gpi.cpp\

ripcd/loaddrivers.cpp

@@ -49,6 +49,7 @@
 #include <local_gpio.h>
 #include <modemlines.h>
 #include <quartz1.h>
+#include <rossnkscp.h>
 #include <sas16000.h>
 #include <sas32000.h>
 #include <sas64000.h>
@@ -164,6 +165,10 @@ bool MainObject::LoadSwitchDriver(int matrix_num)
     ripcd_switcher[matrix_num]=new Quartz1(matrix,this);
     break;
 
+  case RDMatrix::RossNkScp:
+    ripcd_switcher[matrix_num]=new RossNkScp(matrix,this);
+    break;
+
   case RDMatrix::Sas16000:
     ripcd_switcher[matrix_num]=new Sas16000(matrix,this);
     break;

ripcd/rossnkscp.cpp

@@ -0,0 +1,114 @@
+// rossnkscp.cpp
+//
+// A Rivendell switcher driver for the Ross NK switchers via the SCP/A
+//
+//   (C) Copyright 2002-2015 Fred Gleason <fredg@paravelsystems.com>
+//
+//   This program is free software; you can redistribute it and/or modify
+//   it under the terms of the GNU General Public License version 2 as
+//   published by the Free Software Foundation.
+//
+//   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 <stdlib.h>
+
+#include <globals.h>
+#include <rossnkscp.h>
+
+
+RossNkScp::RossNkScp(RDMatrix *matrix,QObject *parent,const char *name)
+  : Switcher(matrix,parent,name)
+{
+  //
+  // Get Matrix Parameters
+  //
+  ross_inputs=matrix->inputs();
+  ross_outputs=matrix->outputs();
+  ross_breakaway=matrix->card()+1;
+
+  //
+  // Initialize the TTY Port
+  //
+  RDTty *tty=new RDTty(rdstation->name(),matrix->port(RDMatrix::Primary));
+  ross_device=new RDTTYDevice();
+  if(tty->active()) {
+    ross_device->setName(tty->port());
+    ross_device->setSpeed(tty->baudRate());
+    ross_device->setWordLength(tty->dataBits());
+    ross_device->setParity(tty->parity());
+    ross_device->open(IO_Raw|IO_ReadWrite);
+  }
+  delete tty;
+}
+
+
+RossNkScp::~RossNkScp()
+{
+  delete ross_device;
+}
+
+
+RDMatrix::Type RossNkScp::type()
+{
+  return RDMatrix::RossNkScp;
+}
+
+
+unsigned RossNkScp::gpiQuantity()
+{
+  return 0;
+}
+
+
+unsigned RossNkScp::gpoQuantity()
+{
+  return 0;
+}
+
+
+bool RossNkScp::primaryTtyActive()
+{
+  return true;
+}
+
+
+bool RossNkScp::secondaryTtyActive()
+{
+  return false;
+}
+
+
+void RossNkScp::processCommand(RDMacro *cmd)
+{
+  char str[11];
+
+  switch(cmd->command()) {
+      case RDMacro::ST:
+	if((cmd->arg(1).toInt()<=0)||(cmd->arg(1).toInt()>ross_inputs)||
+	   (cmd->arg(2).toInt()<1)||(cmd->arg(2).toInt()>ross_outputs)) {
+	  cmd->acknowledge(false);
+	  emit rmlEcho(cmd);
+	  return;
+	}
+	sprintf(str,"X%03d,%03d,%d\x0d",cmd->arg(2).toInt()-1,
+		cmd->arg(1).toInt()-1,ross_breakaway);
+	syslog(LOG_WARNING,"sent: %s\n",str);
+	ross_device->writeBlock(str,11);
+	cmd->acknowledge(true);
+	emit rmlEcho(cmd);
+	break;
+
+      default:
+	cmd->acknowledge(false);
+	emit rmlEcho(cmd);
+	break;
+  }
+}

ripcd/rossnkscp.h

@@ -0,0 +1,55 @@
+// rossnkscp.h
+//
+// A Rivendell switcher driver for the Ross NK switchers via the SCP/A
+//
+//   (C) Copyright 2015 Fred Gleason <fredg@paravelsystems.com>
+//
+//   This program is free software; you can redistribute it and/or modify
+//   it under the terms of the GNU General Public License version 2 as
+//   published by the Free Software Foundation.
+//
+//   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.
+//
+
+#ifndef ROSSNKSCP_H
+#define ROSSNKSCP_H
+
+#include <rd.h>
+#include <rdmatrix.h>
+#include <rdmacro.h>
+#include <rdtty.h>
+
+#include <switcher.h>
+
+#define ROSSNKSCP_MIN_GAIN -99
+#define ROSSNKSCP_MAX_GAIN 28
+
+class RossNkScp : public Switcher
+{
+ Q_OBJECT
+ public:
+ RossNkScp(RDMatrix *matrix,QObject *parent=0,const char *name=0);
+  ~RossNkScp();
+  RDMatrix::Type type();
+  unsigned gpiQuantity();
+  unsigned gpoQuantity();
+  bool primaryTtyActive();
+  bool secondaryTtyActive();
+  void processCommand(RDMacro *cmd);
+
+ private:
+  RDTTYDevice *ross_device;
+  int ross_inputs;
+  int ross_outputs;
+  int ross_breakaway;
+};
+
+
+#endif  // ROSSNKSCP_H