Blame SOURCES/0005-usb-device-manager-Handle-connectionless-channel.patch

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From c90ceeab44a7c5db9c35965c3f7c3ec245fab65f Mon Sep 17 00:00:00 2001
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From: Victor Toso <me@victortoso.com>
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Date: Thu, 6 Sep 2018 15:37:46 +0200
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Subject: [PATCH] usb-device-manager: Handle connectionless channel
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As we are not able to redirect anything in case that usbredir channel
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is not connected.
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Related: https://bugzilla.redhat.com/show_bug.cgi?id=1625550
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Signed-off-by: Victor Toso <victortoso@gnome.org>
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Acked-by: Frediano Ziglio <fziglio@redhat.com>
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(cherry picked from commit bd195d3f76f115b5ef5d1ad0e83e9ccea5a04d18)
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---
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 src/usb-device-manager.c | 32 ++++++++++++++++++++++++++++++++
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 1 file changed, 32 insertions(+)
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diff --git a/src/usb-device-manager.c b/src/usb-device-manager.c
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index 35b1eb7..8ac5fda 100644
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--- a/src/usb-device-manager.c
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+++ b/src/usb-device-manager.c
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@@ -158,6 +158,8 @@ static void channel_new(SpiceSession *session, SpiceChannel *channel,
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                         gpointer user_data);
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 static void channel_destroy(SpiceSession *session, SpiceChannel *channel,
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                             gpointer user_data);
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+static void channel_event(SpiceChannel *channel, SpiceChannelEvent event,
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+                          gpointer user_data);
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 #ifdef USE_GUDEV
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 static void spice_usb_device_manager_uevent_cb(GUdevClient     *client,
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                                                const gchar     *action,
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@@ -843,6 +845,8 @@ static void channel_new(SpiceSession *session, SpiceChannel *channel,
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     spice_channel_connect(channel);
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     g_ptr_array_add(self->priv->channels, channel);
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+    g_signal_connect(channel, "channel-event", G_CALLBACK(channel_event), self);
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+
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     spice_usb_device_manager_check_redir_on_connect(self, channel);
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     /*
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@@ -865,6 +869,34 @@ static void channel_destroy(SpiceSession *session, SpiceChannel *channel,
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     g_ptr_array_remove(self->priv->channels, channel);
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 }
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+static void channel_event(SpiceChannel *channel, SpiceChannelEvent event,
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+                          gpointer user_data)
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+
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+{
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+    SpiceUsbDeviceManager *self = user_data;
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+
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+    switch (event) {
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+    case SPICE_CHANNEL_NONE:
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+    case SPICE_CHANNEL_OPENED:
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+        return;
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+
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+    case SPICE_CHANNEL_SWITCHING:
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+    case SPICE_CHANNEL_CLOSED:
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+    case SPICE_CHANNEL_ERROR_CONNECT:
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+    case SPICE_CHANNEL_ERROR_TLS:
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+    case SPICE_CHANNEL_ERROR_LINK:
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+    case SPICE_CHANNEL_ERROR_AUTH:
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+    case SPICE_CHANNEL_ERROR_IO:
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+        g_signal_handlers_disconnect_by_func(channel, channel_event, user_data);
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+        g_ptr_array_remove(self->priv->channels, channel);
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+        return;
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+    default:
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+        g_warning("Unhandled SpiceChannelEvent %d, disconnecting usbredir %p", event, channel);
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+        g_signal_handlers_disconnect_by_func(channel, channel_event, user_data);
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+        g_ptr_array_remove(self->priv->channels, channel);
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+    }
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+}
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+
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 static void spice_usb_device_manager_auto_connect_cb(GObject      *gobject,
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                                                      GAsyncResult *res,
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                                                      gpointer      user_data)
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-- 
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2.20.1
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