New CNCTRK rotor backend

Am sending the source file for my CNCTRK backend used to pass AZ/EL data
to a linuxcnc-enabled rotator.

Thanks,
Bob
KI4SBL

NEWS

@@ -53,6 +53,7 @@ Version 3.0
 	    only when Winradio backend is enabled.
 	* New IC-M700PRO, IC-M710, IC-M802.
 	* New Icom ID-5100 model.
+	* New rotor, cnctrk by KI4SBL
 
 Version 1.2.15.3
 	2012-11-01

cnctrk/Android.mk

@@ -0,0 +1,12 @@
+LOCAL_PATH:= $(call my-dir)
+
+include $(CLEAR_VARS)
+
+LOCAL_SRC_FILES := cnctrk.c
+LOCAL_MODULE := cnctrk
+
+LOCAL_CFLAGS := -DHAVE_CONFIG_H
+LOCAL_C_INCLUDES := android include src
+LOCAL_LDLIBS := -lhamlib -Lobj/local/armeabi
+
+include $(BUILD_STATIC_LIBRARY)

cnctrk/Makefile.am

@@ -0,0 +1,5 @@
+
+noinst_LTLIBRARIES = libhamlib-cnctrk.la
+libhamlib_cnctrk_la_SOURCES = cnctrk.c
+
+EXTRA_DIST = Android.mk

cnctrk/cnctrk.c

@@ -0,0 +1,91 @@
+/*
+ *  Hamlib Rotator backend - LinuxCNC no hardware port
+ *  Copyright (c) 2015 by Robert Freeman
+ *  Adapted from AMSAT code by Stephane Fillod
+ *
+ *   This library is free software; you can redistribute it and/or
+ *   modify it under the terms of the GNU Lesser General Public
+ *   License as published by the Free Software Foundation; either
+ *   version 2.1 of the License, or (at your option) any later version.
+ *
+ *   This library 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
+ *   Lesser General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Lesser General Public
+ *   License along with this library; if not, write to the Free Software
+ *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <math.h>
+#include <stdlib.h>
+#include <string.h>  /* String function definitions */
+#include <unistd.h>  /* UNIX standard function definitions */
+
+#ifdef HAVE_SYS_IOCTL_H
+#include <sys/ioctl.h>
+#endif
+
+#include "hamlib/rotator.h"
+#include "misc.h"
+#include "register.h"
+
+char axcmd[512];
+
+static int
+cnctrk_set_position(ROT *rot, azimuth_t az, elevation_t el)
+{
+    int retval;
+
+    retval = system ("/usr/bin/axis-remote --ping");
+    if (retval != 0)
+        return retval;
+
+    sprintf(axcmd, "/usr/bin/axis-remote --mdi 'G00 X %6.2f Y %6.2f' \n", az, el);
+    return retval = system (axcmd);
+
+    return RIG_OK;
+}
+
+
+/** CNCTRK implements essentially only the set position function.
+    it assumes there is a LinuxCNC running with the Axis GUI */
+const struct rot_caps cnctrk_rot_caps = {
+  .rot_model =      ROT_MODEL_CNCTRK,
+  .model_name =     "CNCTRK",
+  .mfg_name =       "CNCTRK",
+  .version =        "0.1",
+  .copyright = 	    "LGPL",
+  .status =         RIG_STATUS_UNTESTED,
+  .rot_type =       ROT_TYPE_OTHER,
+  .port_type =      RIG_PORT_NONE,
+  .write_delay =  0,
+  .post_write_delay =  0,
+  .timeout =  200,
+  .retry =  3,
+
+  .min_az = 	0,
+  .max_az =  	360,
+  .min_el = 	-20,
+  .max_el =  	180,
+
+  .set_position =  cnctrk_set_position,
+};
+
+
+/* ************************************************************************* */
+
+DECLARE_INITROT_BACKEND(cnctrk)
+{
+	rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
+
+	rot_register(&cnctrk_rot_caps);
+
+	return RIG_OK;
+}

configure.ac

@@ -50,7 +50,7 @@ dnl Beware of duplication should a backend directory include both rig and
 dnl rotor definitions, e.g. "dummy".  Optional backends will not be listed
 dnl here but will be added later, e.g. "winradio".
 BACKEND_LIST="adat alinco aor drake dummy flexradio icom icmarine jrc kachina kenwood kit lowe pcr prm80 racal rft rs skanti tapr tentec tuner uniden wj yaesu"
-ROT_BACKEND_LIST="amsat ars celestron easycomm ether6 fodtrack gs232a heathkit m2 rotorez sartek spid ts7400"
+ROT_BACKEND_LIST="amsat ars celestron cnctrk easycomm ether6 fodtrack gs232a heathkit m2 rotorez sartek spid ts7400"
 
 dnl See README.release on setting these values
 # Values given to -version-info when linking.  See libtool documentation.
@@ -737,6 +737,7 @@ amsat/Makefile
 adat/Makefile
 ts7400/Makefile
 celestron/Makefile
+cnctrk/Makefile
 ether6/Makefile
 scripts/Makefile
 android/Makefile

include/hamlib/rotlist.h

@@ -279,6 +279,18 @@
 #define ROT_BACKEND_ETHER6 "ether6"
 #define ROT_MODEL_ETHER6 ROT_MAKE_MODEL(ROT_ETHER6, 1)
 
+
+/*! \def ROT_MODEL_CNCTRK
+ *  \brief A macro that returns the model number of the CNCTRK backend.
+ *
+ *  The CNCTRK backend can be used with rotators that support,
+ *  the LinuxCNC running Axis GUI interface.
+ */
+#define ROT_CNCTRK 16
+#define ROT_BACKEND_CNCTRK "cnctrk"
+#define ROT_MODEL_CNCTRK ROT_MAKE_MODEL(ROT_CNCTRK, 1)
+
+
 /*! \typedef typedef int rot_model_t
     \brief Convenience type definition for rotator model.
 */