[Spice-devel] [PATCH v3 07/13] UsbDeviceManager and redirect channel: spawn a different thread for disconnect device flow
Kirill Moizik
kirill at daynix.com
Mon Aug 3 06:10:47 PDT 2015
From: Kirill Moizik <kmoizik at redhat.com>
---
src/channel-usbredir-priv.h | 4 +++
src/channel-usbredir.c | 20 ++++++++++++-
src/map-file | 1 +
src/usb-device-manager.c | 73 +++++++++++++++++++++++++++++++++++++++++++++
src/usb-device-manager.h | 8 +++++
5 files changed, 105 insertions(+), 1 deletion(-)
diff --git a/src/channel-usbredir-priv.h b/src/channel-usbredir-priv.h
index f2e17e3..6e6d58b 100644
--- a/src/channel-usbredir-priv.h
+++ b/src/channel-usbredir-priv.h
@@ -33,6 +33,10 @@ G_BEGIN_DECLS
void spice_usbredir_channel_set_context(SpiceUsbredirChannel *channel,
libusb_context *context);
+void spice_usbredir_channel_disconnect_device_async(SpiceUsbredirChannel *channel,
+ GSimpleAsyncResult *simple,
+ GCancellable *cancellable);
+
/* Note the context must be set, and the channel must be brought up
(through spice_channel_connect()), before calling this. */
void spice_usbredir_channel_connect_device_async(
diff --git a/src/channel-usbredir.c b/src/channel-usbredir.c
index f1bd815..4cf1173 100644
--- a/src/channel-usbredir.c
+++ b/src/channel-usbredir.c
@@ -428,10 +428,12 @@ void spice_usbredir_channel_disconnect_device(GSimpleAsyncResult *simple,
GObject *object,
GCancellable *cancellable)
{
- SpiceUsbredirChannelPrivate *priv = channel->priv;
+ SpiceUsbredirChannel *channel = SPICE_USBREDIR_CHANNEL(object);
+ SpiceUsbredirChannelPrivate *priv = channel->priv;
CHANNEL_DEBUG(channel, "disconnecting device from usb channel %p", channel);
+ g_mutex_lock(priv->flows_mutex);
switch (priv->state) {
case STATE_DISCONNECTED:
case STATE_DISCONNECTING:
@@ -465,6 +467,22 @@ void spice_usbredir_channel_disconnect_device(GSimpleAsyncResult *simple,
priv->state = STATE_DISCONNECTED;
break;
}
+ g_mutex_unlock(priv->flows_mutex);
+}
+
+void spice_usbredir_channel_disconnect_device_async(SpiceUsbredirChannel *channel,
+ GSimpleAsyncResult *simple,
+ GCancellable *cancellable)
+{
+ if (channel) {
+ g_object_ref(channel);
+ g_simple_async_result_run_in_thread(simple,
+ spice_usbredir_channel_disconnect_device,
+ G_PRIORITY_DEFAULT,
+ cancellable);
+ } else {
+ g_simple_async_result_complete_in_idle(simple);
+ }
}
G_GNUC_INTERNAL
diff --git a/src/map-file b/src/map-file
index 6d5a5ef..042889f 100644
--- a/src/map-file
+++ b/src/map-file
@@ -120,6 +120,7 @@ spice_usb_device_get_type;
spice_g_udev_set_redirecting;
spice_usb_device_manager_can_redirect_device;
spice_usb_device_manager_connect_device_async;
+spice_usb_device_manager_disconnect_device_async;
spice_usb_device_manager_connect_device_finish;
spice_usb_device_manager_disconnect_device;
spice_usb_device_manager_get;
diff --git a/src/usb-device-manager.c b/src/usb-device-manager.c
index 901a1b9..ebd9307 100644
--- a/src/usb-device-manager.c
+++ b/src/usb-device-manager.c
@@ -1697,6 +1697,79 @@ void spice_usb_device_manager_disconnect_device(SpiceUsbDeviceManager *self,
#endif
}
+typedef struct _disconnect_cb_data
+{
+ SpiceUsbDeviceManager *self;
+ GSimpleAsyncResult *result;
+ SpiceUsbDevice *device;
+} disconnect_cb_data;
+
+#ifdef USE_USBREDIR
+static
+void spice_usb_device_manager_disconnect_device_async_cb(GObject *gobject,
+ GAsyncResult *channel_res,
+ gpointer user_data)
+{
+ disconnect_cb_data *data = user_data;
+ GSimpleAsyncResult *result = G_SIMPLE_ASYNC_RESULT(data->result);
+ SpiceUsbDeviceManager *self = SPICE_USB_DEVICE_MANAGER(data->self);
+
+#ifdef G_OS_WIN32
+ if (self->priv->use_usbclerk) {
+ spice_usb_device_manager_driver_uninstall_async(self, data->device);
+ }
+#endif
+
+ g_object_set(self, "redirecting", FALSE, NULL);
+
+#ifndef USE_LIBUSB_HOTPLUG
+ spice_g_udev_set_redirecting(FALSE);
+#endif
+ g_simple_async_result_complete(result);
+ g_object_unref(result);
+ g_object_unref(gobject);
+ g_free(data);
+}
+#endif
+
+void spice_usb_device_manager_disconnect_device_async(SpiceUsbDeviceManager *self,
+ SpiceUsbDevice *device,
+ GCancellable *cancellable,
+ GAsyncReadyCallback callback,
+ gpointer user_data)
+{
+#ifdef USE_USBREDIR
+ GSimpleAsyncResult *nested;
+ GSimpleAsyncResult *result;
+ g_return_if_fail(SPICE_IS_USB_DEVICE_MANAGER(self));
+
+ g_return_if_fail(device != NULL);
+ g_return_if_fail(self->priv->redirecting == FALSE);
+
+ SPICE_DEBUG("disconnecting device %p", device);
+
+ SpiceUsbredirChannel *channel;
+
+ g_object_set(self,"redirecting", TRUE, NULL);
+#ifndef USE_LIBUSB_HOTPLUG
+ spice_g_udev_set_redirecting(TRUE);
+#endif
+ channel = spice_usb_device_manager_get_channel_for_dev(self, device);
+ nested = g_simple_async_result_new(G_OBJECT(self), callback, user_data,
+ spice_usb_device_manager_disconnect_device_async);
+ disconnect_cb_data *data = g_new(disconnect_cb_data,1);
+ data->self = self;
+ data->result = nested;
+ data->device = device;
+
+ result = g_simple_async_result_new(G_OBJECT(channel),
+ spice_usb_device_manager_disconnect_device_async_cb, data,
+ spice_usb_device_manager_disconnect_device_async);
+
+ spice_usbredir_channel_disconnect_device_async(channel,result,cancellable);
+#endif
+}
+
gboolean
spice_usb_device_manager_can_redirect_device(SpiceUsbDeviceManager *self,
SpiceUsbDevice *device,
diff --git a/src/usb-device-manager.h b/src/usb-device-manager.h
index 5b4cfbe..025262a 100644
--- a/src/usb-device-manager.h
+++ b/src/usb-device-manager.h
@@ -106,6 +106,14 @@ void spice_usb_device_manager_connect_device_async(
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data);
+
+void spice_usb_device_manager_disconnect_device_async(
+ SpiceUsbDeviceManager *manager,
+ SpiceUsbDevice *device,
+ GCancellable *cancellable,
+ GAsyncReadyCallback callback,
+ gpointer user_data);
+
gboolean spice_usb_device_manager_connect_device_finish(
SpiceUsbDeviceManager *self, GAsyncResult *res, GError **err);
--
2.4.3
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