[PATCH v6 07/10] win-usbredir: Only match USB devices by VID:PID when WinUsb used

[Dmitry Fleytman <dmitry@xxxxxxxxxx>]

In other cases match devices by BUS:ADDR.

Signed-off-by: Dmitry Fleytman <dmitry@xxxxxxxxxx>
---
 src/usb-device-manager.c | 78 +++++++++++++++++++++++++-----------------------
 1 file changed, 40 insertions(+), 38 deletions(-)

diff --git a/src/usb-device-manager.c b/src/usb-device-manager.c
index 55533f9..dd55276 100644
--- a/src/usb-device-manager.c
+++ b/src/usb-device-manager.c
@@ -653,13 +653,15 @@ static gboolean spice_usb_device_manager_get_udev_bus_n_address(
 
     *bus = *address = 0;
 
-#ifndef G_OS_WIN32
-    bus_str = g_udev_device_get_property(udev, "BUSNUM");
-    address_str = g_udev_device_get_property(udev, "DEVNUM");
-#else /* Windows -- request vid:pid instead */
-    bus_str = g_udev_device_get_property(udev, "VID");
-    address_str = g_udev_device_get_property(udev, "PID");
-#endif
+    if (manager->priv->use_usbclerk) {
+       /* Windows WinUsb/UsbClerk -- request vid:pid instead */
+        bus_str = g_udev_device_get_property(udev, "VID");
+        address_str = g_udev_device_get_property(udev, "PID");
+    } else {
+       /* Linux or UsbDk backend on Windows*/
+        bus_str = g_udev_device_get_property(udev, "BUSNUM");
+        address_str = g_udev_device_get_property(udev, "DEVNUM");
+    }
     if (bus_str)
         *bus = atoi(bus_str);
     if (address_str)
@@ -798,13 +800,17 @@ static void spice_usb_device_manager_auto_connect_cb(GObject      *gobject,
     spice_usb_device_unref(device);
 }
 
-#ifndef G_OS_WIN32 /* match functions for Linux -- match by bus.addr */
 static gboolean
 spice_usb_device_manager_device_match(SpiceUsbDeviceManager *self, SpiceUsbDevice *device,
                                       const int bus, const int address)
 {
-    return (spice_usb_device_get_busnum(device) == bus &&
-            spice_usb_device_get_devaddr(device) == address);
+   if (self->priv->use_usbclerk) {
+        return (spice_usb_device_get_vid(device) == bus &&
+                spice_usb_device_get_pid(device) == address);
+    } else {
+        return (spice_usb_device_get_busnum(device) == bus &&
+                spice_usb_device_get_devaddr(device) == address);
+    }
 }
 
 #ifdef USE_GUDEV
@@ -812,32 +818,21 @@ static gboolean
 spice_usb_device_manager_libdev_match(SpiceUsbDeviceManager *self, libusb_device *libdev,
                                       const int bus, const int address)
 {
-    return (libusb_get_bus_number(libdev) == bus &&
-            libusb_get_device_address(libdev) == address);
-}
-#endif
-
-#else /* Win32 -- match functions for Windows -- match by vid:pid */
-static gboolean
-spice_usb_device_manager_device_match(SpiceUsbDeviceManager *self, SpiceUsbDevice *device,
-                                      const int vid, const int pid)
-{
-    return (spice_usb_device_get_vid(device) == vid &&
-            spice_usb_device_get_pid(device) == pid);
-}
+    if (self->priv->use_usbclerk) {
+        /* WinUSB -- match functions for Windows -- match by vid:pid */
+        int vid, pid;
 
-static gboolean
-spice_usb_device_manager_libdev_match(SpiceUsbDeviceManager *self, libusb_device *libdev,
-                                      const int vid, const int pid)
-{
-    int vid2, pid2;
-
-    if (!spice_usb_device_manager_get_libdev_vid_pid(libdev, &vid2, &pid2)) {
-        return FALSE;
+        if (!spice_usb_device_manager_get_libdev_vid_pid(libdev, &vid, &pid)) {
+            return FALSE;
+        }
+        return (bus == vid && address == pid);
+    } else {
+        /* match functions for Linux/UsbDk -- match by bus.addr */
+        return (libusb_get_bus_number(libdev) == bus &&
+                libusb_get_device_address(libdev) == address);
     }
-    return (vid == vid2 && pid == pid2);
 }
-#endif /* of Win32 -- match functions */
+#endif
 
 static SpiceUsbDevice*
 spice_usb_device_manager_find_device(SpiceUsbDeviceManager *self,
@@ -1908,14 +1903,21 @@ spice_usb_manager_device_equal_libdev(SpiceUsbDeviceManager *manager,
                                       SpiceUsbDevice *device,
                                       libusb_device  *libdev)
 {
-    int vid, pid;
+   int busnum, devaddr;
 
     if ((device == NULL) || (libdev == NULL))
-        return FALSE;
+       return FALSE;
+
+    if (manager->priv->use_usbclerk) {
+        busnum = spice_usb_device_get_vid(device);
+        devaddr = spice_usb_device_get_pid(device);
+    } else {
+        busnum = spice_usb_device_get_busnum(device);
+        devaddr = spice_usb_device_get_devaddr(device);
+    }
 
-    vid = spice_usb_device_get_vid(device);
-    pid = spice_usb_device_get_pid(device);
-    return spice_usb_device_manager_libdev_match(manager, libdev, vid, pid);
+    return spice_usb_device_manager_libdev_match(manager, libdev,
+                                                 busnum, devaddr);
 }
 #endif
 
-- 
2.4.3

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