2 * QEMU VNC display driver: Websockets support
4 * Copyright (C) 2010 Joel Martin
5 * Copyright (C) 2012 Tim Hardeck
7 * This is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This software is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this software; if not, see <http://www.gnu.org/licenses/>.
21 #include "qemu/osdep.h"
22 #include "qapi/error.h"
24 #include "io/channel-websock.h"
25 #include "qemu/bswap.h"
28 static void vncws_tls_handshake_done(QIOTask
*task
,
31 VncState
*vs
= user_data
;
34 if (qio_task_propagate_error(task
, &err
)) {
35 VNC_DEBUG("Handshake failed %s\n", error_get_pretty(err
));
39 VNC_DEBUG("TLS handshake complete, starting websocket handshake\n");
40 vs
->ioc_tag
= qio_channel_add_watch(
41 QIO_CHANNEL(vs
->ioc
), G_IO_IN
, vncws_handshake_io
, vs
, NULL
);
46 gboolean
vncws_tls_handshake_io(QIOChannel
*ioc G_GNUC_UNUSED
,
47 GIOCondition condition G_GNUC_UNUSED
,
50 VncState
*vs
= opaque
;
55 g_source_remove(vs
->ioc_tag
);
59 tls
= qio_channel_tls_new_server(
65 VNC_DEBUG("Failed to setup TLS %s\n", error_get_pretty(err
));
71 qio_channel_set_name(QIO_CHANNEL(tls
), "vnc-ws-server-tls");
73 object_unref(OBJECT(vs
->ioc
));
74 vs
->ioc
= QIO_CHANNEL(tls
);
75 trace_vnc_client_io_wrap(vs
, vs
->ioc
, "tls");
76 vs
->tls
= qio_channel_tls_get_session(tls
);
78 qio_channel_tls_handshake(tls
,
79 vncws_tls_handshake_done
,
87 static void vncws_handshake_done(QIOTask
*task
,
90 VncState
*vs
= user_data
;
93 if (qio_task_propagate_error(task
, &err
)) {
94 VNC_DEBUG("Websock handshake failed %s\n", error_get_pretty(err
));
98 VNC_DEBUG("Websock handshake complete, starting VNC protocol\n");
99 vnc_start_protocol(vs
);
100 vs
->ioc_tag
= qio_channel_add_watch(
101 vs
->ioc
, G_IO_IN
, vnc_client_io
, vs
, NULL
);
106 gboolean
vncws_handshake_io(QIOChannel
*ioc G_GNUC_UNUSED
,
107 GIOCondition condition G_GNUC_UNUSED
,
110 VncState
*vs
= opaque
;
111 QIOChannelWebsock
*wioc
;
114 g_source_remove(vs
->ioc_tag
);
118 wioc
= qio_channel_websock_new_server(vs
->ioc
);
119 qio_channel_set_name(QIO_CHANNEL(wioc
), "vnc-ws-server-websock");
121 object_unref(OBJECT(vs
->ioc
));
122 vs
->ioc
= QIO_CHANNEL(wioc
);
123 trace_vnc_client_io_wrap(vs
, vs
->ioc
, "websock");
125 qio_channel_websock_handshake(wioc
,
126 vncws_handshake_done
,