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Diffstat (limited to 'ao-tools/altosui/AltosDeviceLinux.java')
| -rw-r--r-- | ao-tools/altosui/AltosDeviceLinux.java | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/ao-tools/altosui/AltosDeviceLinux.java b/ao-tools/altosui/AltosDeviceLinux.java new file mode 100644 index 00000000..ffc70aff --- /dev/null +++ b/ao-tools/altosui/AltosDeviceLinux.java @@ -0,0 +1,172 @@ +/* + * 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; version 2 of the License. + * + * 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 altosui; +import java.lang.*; +import java.io.*; +import java.util.*; +import altosui.AltosDevice; + +public class AltosDeviceLinux extends AltosDevice { + + String load_string(File file) { + try { + FileInputStream in = new FileInputStream(file); + String result = ""; + int c; + try { + while ((c = in.read()) != -1) { + if (c == '\n') + break; + result = result + (char) c; + } + return result; + } catch (IOException ee) { + return ""; + } + } catch (FileNotFoundException ee) { + return ""; + } + } + String load_string(File dir, String name) { + return load_string(new File(dir, name)); + } + + int load_hex(File file) { + try { + return Integer.parseInt(load_string(file).trim(), 16); + } catch (NumberFormatException ee) { + return -1; + } + } + + int load_hex(File dir, String name) { + return load_hex(new File(dir, name)); + } + + int load_dec(File file) { + try { + return Integer.parseInt(load_string(file).trim()); + } catch (NumberFormatException ee) { + return -1; + } + } + + int load_dec(File dir, String name) { + return load_dec(new File(dir, name)); + } + + String usb_tty(File sys_dir) { + String base = sys_dir.getName(); + int num_configs = load_hex(sys_dir, "bNumConfigurations"); + int num_inters = load_hex(sys_dir, "bNumInterfaces"); + for (int config = 1; config <= num_configs; config++) { + for (int inter = 0; inter < num_inters; inter++) { + String endpoint_base = String.format("%s:%d.%d", + base, config, inter); + File endpoint_full = new File(sys_dir, endpoint_base); + + File[] namelist; + + /* Check for tty:ttyACMx style names */ + class tty_colon_filter implements FilenameFilter { + public boolean accept(File dir, String name) { + return name.startsWith("tty:"); + } + } + namelist = endpoint_full.listFiles(new tty_colon_filter()); + if (namelist != null && namelist.length > 0) + return new File ("/dev", namelist[0].getName().substring(4)).getPath(); + + /* Check for tty/ttyACMx style names */ + class tty_filter implements FilenameFilter { + public boolean accept(File dir, String name) { + return name.startsWith("tty"); + } + } + File tty_dir = new File(endpoint_full, "tty"); + namelist = tty_dir.listFiles(new tty_filter()); + if (namelist != null && namelist.length > 0) + return new File ("/dev", namelist[0].getName()).getPath(); + } + } + return null; + } + + public AltosDeviceLinux (File sys) { + sys = sys; + manufacturer = load_string(sys, "manufacturer"); + product = load_string(sys, "product"); + serial = load_dec(sys, "serial"); + idProduct = load_hex(sys, "idProduct"); + idVendor = load_hex(sys, "idVendor"); + tty = usb_tty(sys); + } + + public String toString() { + return String.format("%-20s %6d %-15s", product, serial, tty == null ? "" : tty); + } + static public AltosDeviceLinux[] list() { + LinkedList<AltosDeviceLinux> devices = new LinkedList<AltosDeviceLinux>(); + + class dev_filter implements FilenameFilter{ + public boolean accept(File dir, String name) { + for (int i = 0; i < name.length(); i++) { + char c = name.charAt(i); + if (Character.isDigit(c)) + continue; + if (c == '-') + continue; + if (c == '.' && i != 1) + continue; + return false; + } + return true; + } + } + + File usb_devices = new File("/sys/bus/usb/devices"); + File[] devs = usb_devices.listFiles(new dev_filter()); + if (devs != null) { + for (int e = 0; e < devs.length; e++) { + AltosDeviceLinux dev = new AltosDeviceLinux(devs[e]); + if (dev.idVendor == 0xfffe && dev.tty != null) { + devices.add(dev); + } + } + } + AltosDeviceLinux[] foo = new AltosDeviceLinux[devices.size()]; + for (int e = 0; e < devices.size(); e++) + foo[e] = devices.get(e); + return foo; + } + + static public AltosDeviceLinux[] list(String model) { + AltosDeviceLinux[] devices = list(); + if (model != null) { + LinkedList<AltosDeviceLinux> subset = new LinkedList<AltosDeviceLinux>(); + for (int i = 0; i < devices.length; i++) { + if (devices[i].product.startsWith(model)) + subset.add(devices[i]); + } + devices = new AltosDeviceLinux[subset.size()]; + for (int e = 0; e < subset.size(); e++) + devices[e] = subset.get(e); + } + return devices; + } +} |