xref: /openbmc/qemu/ui/vnc-jobs.h (revision f6476697)
1 /*
2  * QEMU VNC display driver
3  *
4  * From libvncserver/rfb/rfbproto.h
5  * Copyright (C) 2005 Rohit Kumar, Johannes E. Schindelin
6  * Copyright (C) 2000-2002 Constantin Kaplinsky.  All Rights Reserved.
7  * Copyright (C) 2000 Tridia Corporation.  All Rights Reserved.
8  * Copyright (C) 1999 AT&T Laboratories Cambridge.  All Rights Reserved.
9  *
10  *
11  * Permission is hereby granted, free of charge, to any person obtaining a copy
12  * of this software and associated documentation files (the "Software"), to deal
13  * in the Software without restriction, including without limitation the rights
14  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
15  * copies of the Software, and to permit persons to whom the Software is
16  * furnished to do so, subject to the following conditions:
17  *
18  * The above copyright notice and this permission notice shall be included in
19  * all copies or substantial portions of the Software.
20  *
21  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
22  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
23  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
24  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
25  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
26  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
27  * THE SOFTWARE.
28  */
29 
30 #ifndef VNC_JOBS_H
31 #define VNC_JOBS_H
32 
33 /* Jobs */
34 VncJob *vnc_job_new(VncState *vs);
35 int vnc_job_add_rect(VncJob *job, int x, int y, int w, int h);
36 void vnc_job_push(VncJob *job);
37 void vnc_jobs_join(VncState *vs);
38 
39 void vnc_jobs_consume_buffer(VncState *vs);
40 void vnc_start_worker_thread(void);
41 
42 /* Locks */
43 static inline int vnc_trylock_display(VncDisplay *vd)
44 {
45     return qemu_mutex_trylock(&vd->mutex);
46 }
47 
48 static inline void vnc_lock_display(VncDisplay *vd)
49 {
50     qemu_mutex_lock(&vd->mutex);
51 }
52 
53 static inline void vnc_unlock_display(VncDisplay *vd)
54 {
55     qemu_mutex_unlock(&vd->mutex);
56 }
57 
58 static inline void vnc_lock_output(VncState *vs)
59 {
60     qemu_mutex_lock(&vs->output_mutex);
61 }
62 
63 static inline void vnc_unlock_output(VncState *vs)
64 {
65     qemu_mutex_unlock(&vs->output_mutex);
66 }
67 
68 #endif /* VNC_JOBS_H */
69