From fd1e8553232aa6f3bfbb609158b24fa2e1c3d40b Mon Sep 17 00:00:00 2001
From: Erik Gilling <konkers@android.com>
Date: Thu, 9 Dec 2010 14:52:53 -0800
Subject: [PATCH 1/2] toolbox: add lsusb command

Change-Id: I166d2859633ba4e15f170938262dcf6505b78dd3
---
 toolbox/Android.mk |  3 ++
 toolbox/lsusb.c    | 84 ++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 87 insertions(+)
 create mode 100644 toolbox/lsusb.c

diff --git a/toolbox/Android.mk b/toolbox/Android.mk
index ef3980aaa..66ebbeff6 100644
--- a/toolbox/Android.mk
+++ b/toolbox/Android.mk
@@ -62,6 +62,9 @@ LOCAL_SRC_FILES:= \
 
 LOCAL_SHARED_LIBRARIES := libcutils libc
 
+# Needed for lsusb.  Should optimize out in linker if lsusb is not included
+LOCAL_STATIC_LIBRARIES := libusbhost
+
 LOCAL_MODULE:= toolbox
 
 # Including this will define $(intermediates).
diff --git a/toolbox/lsusb.c b/toolbox/lsusb.c
new file mode 100644
index 000000000..90ccf4ea7
--- /dev/null
+++ b/toolbox/lsusb.c
@@ -0,0 +1,84 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <errno.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <string.h>
+
+#include <usbhost/usbhost.h>
+
+static int lsusb_device_added(const char *dev_name, void *client_data)
+{
+    struct usb_device *dev = usb_device_open(dev_name);
+    uint16_t vid, pid;
+    char *mfg_name, *product_name, *serial;
+
+    if (!dev) {
+        fprintf(stderr, "can't open device %s: %s\n", dev_name, strerror(errno));
+        return 0;
+    }
+
+    vid = usb_device_get_vendor_id(dev);
+    pid = usb_device_get_product_id(dev);
+    mfg_name = usb_device_get_manufacturer_name(dev);
+    product_name = usb_device_get_product_name(dev);
+    serial = usb_device_get_serial(dev);
+
+    printf("%s: %04x:%04x %s %s %s\n", dev_name, vid, pid,
+           mfg_name, product_name, serial);
+
+    free(mfg_name);
+    free(product_name);
+    free(serial);
+
+    usb_device_close(dev);
+
+    return 0;
+}
+
+static int lsusb_device_removed(const char *dev_name, void *client_data)
+{
+    return 0;
+}
+
+
+static int lsusb_discovery_done(void *client_data)
+{
+    return 1;
+}
+
+
+
+int lsusb_main(int argc, char **argv)
+{
+    struct usb_host_context *ctx = usb_host_init();
+    if (!ctx) {
+        perror("usb_host_init:");
+        return 1;
+    }
+
+    usb_host_run(ctx,
+                 lsusb_device_added,
+                 lsusb_device_removed,
+                 lsusb_discovery_done,
+                 NULL);
+
+    usb_host_cleanup(ctx);
+
+    return 0;
+}
+

From 3af05b09eb116e48997a2d4611b0a1e033737d2e Mon Sep 17 00:00:00 2001
From: Erik Gilling <konkers@android.com>
Date: Thu, 9 Dec 2010 15:28:06 -0800
Subject: [PATCH 2/2] libusbhost: add usb chapter 9 include to usbhost.h

Change-Id: I4dcadf8e8d9b25782351c9aeefb0d2cea81bbc9e
---
 include/usbhost/usbhost.h | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/include/usbhost/usbhost.h b/include/usbhost/usbhost.h
index f7cc52e5a..5332acd30 100644
--- a/include/usbhost/usbhost.h
+++ b/include/usbhost/usbhost.h
@@ -23,6 +23,13 @@ extern "C" {
 
 #include <stdint.h>
 
+#include <linux/version.h>
+#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 20)
+#include <linux/usb/ch9.h>
+#else
+#include <linux/usb_ch9.h>
+#endif
+
 struct usb_host_context;
 struct usb_endpoint_descriptor;