git.gag.com Git - fw/altos/blob - micropeak/MicroUSB.java

   1 /*
   2  * Copyright © 2010 Keith Packard <keithp@keithp.com>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but
  10  * WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with this program; if not, write to the Free Software Foundation, Inc.,
  16  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  17  */
  18
  19 package org.altusmetrum.micropeak;
  20
  21 import java.util.*;
  22 import libaltosJNI.*;
  23 import org.altusmetrum.altoslib_14.*;
  24 import org.altusmetrum.altosuilib_14.*;
  25
  26 public class MicroUSB extends altos_device implements AltosDevice {
  27
  28         static boolean  initialized = false;
  29         static boolean  loaded_library = false;
  30
  31         public static boolean load_library() {
  32                 if (!initialized) {
  33                         try {
  34                                 System.loadLibrary("altos");
  35                                 libaltos.altos_init();
  36                                 loaded_library = true;
  37                         } catch (UnsatisfiedLinkError e) {
  38                                 try {
  39                                         System.loadLibrary("altos64");
  40                                         libaltos.altos_init();
  41                                         loaded_library = true;
  42                                 } catch (UnsatisfiedLinkError e2) {
  43                                         loaded_library = false;
  44                                 }
  45                         }
  46                         initialized = true;
  47                 }
  48                 return loaded_library;
  49         }
  50
  51         public String toString() {
  52                 String  name = getName();
  53                 if (name == null)
  54                         name = "Altus Metrum";
  55                 return String.format("%-24.24s %s",
  56                                      name, getPath());
  57         }
  58
  59         public String toShortString() {
  60                 String  name = getName();
  61                 if (name == null)
  62                         name = "Altus Metrum";
  63                 return String.format("%s %s",
  64                                      name, getPath());
  65
  66         }
  67
  68         public String getErrorString() {
  69                 altos_error     error = new altos_error();
  70
  71                 libaltos.altos_get_last_error(error);
  72                 return String.format("%s (%d)", error.getString(), error.getCode());
  73         }
  74
  75         public SWIGTYPE_p_altos_file open() {
  76                 return libaltos.altos_open(this);
  77         }
  78
  79         private boolean isFTDI() {
  80                 int vid = getVendor();
  81                 int pid = getProduct();
  82                 if (vid == 0x0403 && pid == 0x6015)
  83                         return true;
  84                 return false;
  85         }
  86
  87         private boolean isMicro() {
  88                 int vid = getVendor();
  89                 int pid = getProduct();
  90                 if (vid == AltosLib.vendor_altusmetrum &&
  91                     pid == AltosLib.product_mpusb)
  92                         return true;
  93                 return false;
  94         }
  95
  96         public boolean matchProduct(int product) {
  97                 return isFTDI() || isMicro();
  98         }
  99
 100         public int hashCode() {
 101                 return getVendor() ^ getProduct() ^ getSerial() ^ getPath().hashCode();
 102         }
 103
 104         public boolean equals(Object o) {
 105                 if (o == null)
 106                         return false;
 107
 108                 if (!(o instanceof MicroUSB))
 109                         return false;
 110
 111                 MicroUSB other = (MicroUSB) o;
 112
 113                 return getVendor() == other.getVendor() &&
 114                         getProduct() == other.getProduct() &&
 115                         getSerial() == other.getSerial() &&
 116                         getPath().equals(other.getPath());
 117         }
 118
 119         static java.util.List<MicroUSB> list() {
 120                 if (!load_library())
 121                         return null;
 122
 123                 ArrayList<MicroUSB> device_list = new ArrayList<MicroUSB>();
 124
 125                 SWIGTYPE_p_altos_list list;
 126
 127                 list = libaltos.altos_ftdi_list_start();
 128
 129                 if (list != null) {
 130                         for (;;) {
 131                                 MicroUSB device = new MicroUSB();
 132                                 if (libaltos.altos_list_next(list, device) == 0)
 133                                         break;
 134                                 if (device.isFTDI())
 135                                         device_list.add(device);
 136                         }
 137                         libaltos.altos_list_finish(list);
 138                 }
 139
 140                 list = libaltos.altos_list_start();
 141
 142                 if (list != null) {
 143                         for (;;) {
 144                                 MicroUSB device = new MicroUSB();
 145                                 if (libaltos.altos_list_next(list, device) == 0)
 146                                         break;
 147                                 if (device.isMicro())
 148                                         device_list.add(device);
 149                         }
 150                         libaltos.altos_list_finish(list);
 151                 }
 152
 153                 return device_list;
 154         }
 155 }