Initial Commit - Copy from Altus Metrum AltOS

micropeak/MicroUSB.java

@@ -0,0 +1,155 @@
+/*
+ * Copyright © 2010 Keith Packard <keithp@keithp.com>
+ *
+ * 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 02111-1307 USA.
+ */
+
+package org.altusmetrum.micropeak;
+
+import java.util.*;
+import libaltosJNI.*;
+import org.altusmetrum.altoslib_14.*;
+import org.altusmetrum.altosuilib_14.*;
+
+public class MicroUSB extends altos_device implements AltosDevice {
+
+	static boolean	initialized = false;
+	static boolean	loaded_library = false;
+
+	public static boolean load_library() {
+		if (!initialized) {
+			try {
+				System.loadLibrary("altos");
+				libaltos.altos_init();
+				loaded_library = true;
+			} catch (UnsatisfiedLinkError e) {
+				try {
+					System.loadLibrary("altos64");
+					libaltos.altos_init();
+					loaded_library = true;
+				} catch (UnsatisfiedLinkError e2) {
+					loaded_library = false;
+				}
+			}
+			initialized = true;
+		}
+		return loaded_library;
+	}
+
+	public String toString() {
+		String	name = getName();
+		if (name == null)
+			name = "Altus Metrum";
+		return String.format("%-24.24s %s",
+				     name, getPath());
+	}
+
+	public String toShortString() {
+		String	name = getName();
+		if (name == null)
+			name = "Altus Metrum";
+		return String.format("%s %s",
+				     name, getPath());
+
+	}
+
+	public String getErrorString() {
+		altos_error	error = new altos_error();
+
+		libaltos.altos_get_last_error(error);
+		return String.format("%s (%d)", error.getString(), error.getCode());
+	}
+
+	public SWIGTYPE_p_altos_file open() {
+		return libaltos.altos_open(this);
+	}
+
+	private boolean isFTDI() {
+		int vid = getVendor();
+		int pid = getProduct();
+		if (vid == 0x0403 && pid == 0x6015)
+			return true;
+		return false;
+	}
+
+	private boolean isMicro() {
+		int vid = getVendor();
+		int pid = getProduct();
+		if (vid == AltosLib.vendor_altusmetrum &&
+		    pid == AltosLib.product_mpusb)
+			return true;
+		return false;
+	}
+
+	public boolean matchProduct(int product) {
+		return isFTDI() || isMicro();
+	}
+
+	public int hashCode() {
+		return getVendor() ^ getProduct() ^ getSerial() ^ getPath().hashCode();
+	}
+
+	public boolean equals(Object o) {
+		if (o == null)
+			return false;
+
+		if (!(o instanceof MicroUSB))
+			return false;
+
+		MicroUSB other = (MicroUSB) o;
+
+		return getVendor() == other.getVendor() &&
+			getProduct() == other.getProduct() &&
+			getSerial() == other.getSerial() &&
+			getPath().equals(other.getPath());
+	}
+
+	static java.util.List<MicroUSB> list() {
+		if (!load_library())
+			return null;
+
+		ArrayList<MicroUSB> device_list = new ArrayList<MicroUSB>();
+
+		SWIGTYPE_p_altos_list list;
+
+		list = libaltos.altos_ftdi_list_start();
+
+		if (list != null) {
+			for (;;) {
+				MicroUSB device = new MicroUSB();
+				if (libaltos.altos_list_next(list, device) == 0)
+					break;
+				if (device.isFTDI())
+					device_list.add(device);
+			}
+			libaltos.altos_list_finish(list);
+		}
+
+		list = libaltos.altos_list_start();
+
+		if (list != null) {
+			for (;;) {
+				MicroUSB device = new MicroUSB();
+				if (libaltos.altos_list_next(list, device) == 0)
+					break;
+				if (device.isMicro())
+					device_list.add(device);
+			}
+			libaltos.altos_list_finish(list);
+		}
+
+		return device_list;
+	}
+}