From 04d822e44971f4494123548e04b5a454fd983f0e Mon Sep 17 00:00:00 2001
From: robertl <robertl>
Date: Tue, 17 Sep 2002 22:00:17 +0000
Subject: [PATCH] Add Garmin serial support.

---
 garmin.c | 151 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 151 insertions(+)
 create mode 100644 garmin.c

diff --git a/garmin.c b/garmin.c
new file mode 100644
index 000000000..ad225f12e
--- /dev/null
+++ b/garmin.c
@@ -0,0 +1,151 @@
+/*
+    Jeeps wrapper for Garmin serial protocol.
+  
+    Copyright (C) 2002 Robert Lipe, robertlipe@usa.net
+
+    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., 59 Temple Place - Suite 330, Boston, MA 02111 USA
+
+ */
+
+#include <ctype.h>
+#include "defs.h"
+#include "jeeps/gps.h"
+
+#define MYNAME "GARMIN" 
+static FILE *file_in;
+static const char *portname;
+
+static void
+rw_init(const char *fname)
+{
+        if (GPS_Init(fname) < 0) {
+		fatal(MYNAME ":Can't init %s\n", fname);
+	}
+	portname = fname;
+
+}
+
+static void
+rw_deinit(void)
+{
+	fclose(file_in);
+}
+
+static void
+data_read(void)
+{
+	int i,n;
+	GPS_PWay *way;
+
+	if ((n = GPS_Command_Get_Waypoint(portname, &way)) < 0) {
+		fatal(MYNAME  ":Can't get waypoint from %s\n", portname);
+	}
+
+	for (i = 0; i < n; i++) {
+		waypoint *wpt_tmp = calloc(sizeof(*wpt_tmp),1);
+
+		wpt_tmp->shortname = way[i]->ident;
+		wpt_tmp->description = way[i]->cmnt;
+		wpt_tmp->position.longitude.degrees = way[i]->lon;
+		wpt_tmp->position.latitude.degrees = way[i]->lat;
+		wpt_tmp->position.altitude.altitude_meters = way[i]->alt;
+		
+		waypt_add(wpt_tmp);
+	}
+
+}
+
+static void
+gpsutil_disp(waypoint *wpt)
+{
+#if 0
+	double lon,lat;
+	signed int ilon, ilat;
+	const char *icon_token = "0";
+	char tbuf[1024];
+	char *tp = tbuf;
+	time_t tm = wpt->creation_time;
+
+	lon = wpt->position.longitude.degrees;
+	lat = wpt->position.latitude.degrees;
+
+	fprintf(file_out, "%08.5f, %08.5f, %s\n",
+		lat,
+		lon,
+		wpt->description);
+
+#else
+//	garmin_write_waypoint(wpt);
+#endif
+}
+static void
+data_write(void)
+{
+	int i;
+	int32 ret;
+	int n = waypt_count();
+	queue *elem, *tmp;
+	extern queue waypt_head;
+	GPS_PWay *way;
+
+
+	if(!(way=(GPS_PWay *)malloc(n*sizeof(GPS_PWay *)))) 
+		fatal(MYNAME ":not enough memory\n");
+	for (i = 0; i < n; i++) {
+		if(!((way)[i]=GPS_Way_New()))
+			return MEMORY_ERROR;
+	}
+
+	i = 0;
+	setshort_length(10);
+	setshort_mustupper(1);
+	QUEUE_FOR_EACH(&waypt_head, elem, tmp) {
+		waypoint *wpt;
+		char *ident;
+
+		wpt = (waypoint *) elem;
+		ident = global_opts.synthesize_shortnames ? 
+				mkshort(wpt->description) : 
+				wpt->shortname;
+
+		strncpy(way[i]->ident,  ident, sizeof(way[i]->ident));
+		strncpy(way[i]->cmnt, wpt->description, sizeof(way[i]->cmnt));
+		way[i]->lon = wpt->position.longitude.degrees;
+		way[i]->lat = wpt->position.latitude.degrees;
+		way[i]->alt = wpt->position.altitude.altitude_meters;
+		i++;
+	}
+
+	if ((ret = GPS_Command_Send_Waypoint(portname, way, n)) < 0) {
+		fatal(MYNAME ":communication error sending wayoints..\n");
+	}
+
+	for (i = 0; i < n; ++i) {
+		GPS_Way_Del(&way[i]);
+	}
+	free(way);
+
+
+}
+
+ff_vecs_t garmin_vecs = {
+	rw_init,
+	rw_init,
+	rw_deinit,
+	rw_deinit,
+	data_read,
+	data_write,
+
+};
-- 
2.30.2