Merge tag 'ui-pull-request' of https://gitlab.com/marcandre.lureau/qemu into staging

UI/chardev-related patch queue

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# gpg:                using RSA key 87A9BD933F87C606D276F62DDAE8E10975969CE5
# gpg:                issuer "marcandre.lureau@redhat.com"
# gpg: Good signature from "Marc-André Lureau <marcandre.lureau@redhat.com>" [full]
# gpg:                 aka "Marc-André Lureau <marcandre.lureau@gmail.com>" [full]
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* tag 'ui-pull-request' of https://gitlab.com/marcandre.lureau/qemu:
  dbus: add -audio dbus nsamples option
  plugins: fix -Werror=maybe-uninitialized false-positive
  ui/dbus: clarify the kind of win32 handle that is shared
  ui/dbus: on win32, allow ANONYMOUS with p2p
  qemu-options.hx: describe hub chardev and aggregation of several backends
  tests/unit/test-char: add unit tests for hub chardev backend
  chardev/char-hub: implement backend chardev aggregator
  chardev/char-pty: send CHR_EVENT_CLOSED on disconnect

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

2 files changed, 48 insertions, 1 deletions

diff --git a/qapi/audio.json b/qapi/audio.json
index 519697c0cd..dd5a58d13e 100644
--- a/qapi/audio.json
+++ b/qapi/audio.json
@@ -66,6 +66,26 @@
     '*out': 'AudiodevPerDirectionOptions' } }
 
 ##
+# @AudiodevDBusOptions:
+#
+# Options of the D-Bus audio backend.
+#
+# @in: options of the capture stream
+#
+# @out: options of the playback stream
+#
+# @nsamples: set the number of samples per read/write calls (default to 480,
+# 10ms at 48kHz).
+#
+# Since: 10.0
+##
+{ 'struct': 'AudiodevDBusOptions',
+  'data': {
+    '*in':  'AudiodevPerDirectionOptions',
+    '*out': 'AudiodevPerDirectionOptions',
+    '*nsamples': 'uint32'} }
+
+##
 # @AudiodevAlsaPerDirectionOptions:
 #
 # Options of the ALSA backend that are used for both playback and
@@ -490,7 +510,7 @@
                    'if': 'CONFIG_AUDIO_ALSA' },
     'coreaudio': { 'type': 'AudiodevCoreaudioOptions',
                    'if': 'CONFIG_AUDIO_COREAUDIO' },
-    'dbus':      { 'type': 'AudiodevGenericOptions',
+    'dbus':      { 'type': 'AudiodevDBusOptions',
                    'if': 'CONFIG_DBUS_DISPLAY' },
     'dsound':    { 'type': 'AudiodevDsoundOptions',
                    'if': 'CONFIG_AUDIO_DSOUND' },
diff --git a/qapi/char.json b/qapi/char.json
index e045354350..f02b66c06b 100644
--- a/qapi/char.json
+++ b/qapi/char.json
@@ -333,6 +333,19 @@
   'base': 'ChardevCommon' }
 
 ##
+# @ChardevHub:
+#
+# Configuration info for hub chardevs.
+#
+# @chardevs: List of chardev IDs, which should be added to this hub
+#
+# Since: 10.0
+##
+{ 'struct': 'ChardevHub',
+  'data': { 'chardevs': ['str'] },
+  'base': 'ChardevCommon' }
+
+##
 # @ChardevStdio:
 #
 # Configuration info for stdio chardevs.
@@ -479,6 +492,8 @@
 #
 # @mux: (since 1.5)
 #
+# @hub: (since 10.0)
+#
 # @msmouse: emulated Microsoft serial mouse (since 1.5)
 #
 # @wctablet: emulated Wacom Penpartner serial tablet (since 2.9)
@@ -521,6 +536,7 @@
             'pty',
             'null',
             'mux',
+            'hub',
             'msmouse',
             'wctablet',
             { 'name': 'braille', 'if': 'CONFIG_BRLAPI' },
@@ -596,6 +612,16 @@
   'data': { 'data': 'ChardevMux' } }
 
 ##
+# @ChardevHubWrapper:
+#
+# @data: Configuration info for hub chardevs
+#
+# Since: 10.0
+##
+{ 'struct': 'ChardevHubWrapper',
+  'data': { 'data': 'ChardevHub' } }
+
+##
 # @ChardevStdioWrapper:
 #
 # @data: Configuration info for stdio chardevs
@@ -703,6 +729,7 @@
             'pty': 'ChardevPtyWrapper',
             'null': 'ChardevCommonWrapper',
             'mux': 'ChardevMuxWrapper',
+            'hub': 'ChardevHubWrapper',
             'msmouse': 'ChardevCommonWrapper',
             'wctablet': 'ChardevCommonWrapper',
             'braille': { 'type': 'ChardevCommonWrapper',