From e1fc07613df0f4f87b49f12c7eb41eb8873049e5 Mon Sep 17 00:00:00 2001
From: Alexandre Bezroutchko <abb@gremwell.com>
Date: Sun, 7 Oct 2012 19:35:46 +0200
Subject: [PATCH] dom0+vm/qvm-usb: First implementation of udev rules and
 supporting scripts.

---
 misc/qubes_usb.rules | 10 ++++++++++
 misc/usb_add_change  |  9 +++++++++
 misc/usb_remove      | 10 ++++++++++
 3 files changed, 29 insertions(+)
 create mode 100644 misc/qubes_usb.rules
 create mode 100755 misc/usb_add_change
 create mode 100755 misc/usb_remove

diff --git a/misc/qubes_usb.rules b/misc/qubes_usb.rules
new file mode 100644
index 0000000..5b3c875
--- /dev/null
+++ b/misc/qubes_usb.rules
@@ -0,0 +1,10 @@
+# Expose all USB devices (except block) via xenstore
+
+# Handle only USB devices
+SUBSYSTEM!="usb", GOTO="qubes_usb_end"
+
+ACTION=="add", IMPORT{program}="/usr/lib/qubes/usb_add_change"
+ACTION=="change", IMPORT{program}="/usr/lib/qubes/usb_add_change"
+ACTION=="remove", RUN+="/usr/lib/qubes/usb_remove"
+
+LABEL="qubes_usb_end"
diff --git a/misc/usb_add_change b/misc/usb_add_change
new file mode 100755
index 0000000..fa9c15f
--- /dev/null
+++ b/misc/usb_add_change
@@ -0,0 +1,9 @@
+#!/bin/sh
+
+[ "x$DEVTYPE" = "xusb_device" ] || exit 0
+
+NAME="${ID_VENDOR_ID}_${ID_MODEL_ID}"
+DESC="${NAME} ${ID_SERIAL}"
+XS_KEY="qubes-usb-devices/$NAME"
+
+xenstore-write "$XS_KEY/desc" "$DESC"
diff --git a/misc/usb_remove b/misc/usb_remove
new file mode 100755
index 0000000..ea66b7c
--- /dev/null
+++ b/misc/usb_remove
@@ -0,0 +1,10 @@
+#!/bin/sh
+
+[ "x$DEVTYPE" = "xusb_device" ] || exit 0
+
+NAME="${ID_VENDOR_ID}_${ID_MODEL_ID}"
+DESC="${NAME} ${ID_SERIAL}"
+XS_KEY="qubes-usb-devices/$NAME"
+
+xenstore-rm "$XS_KEY"
+