xref: /openbmc/qemu/include/ui/qemu-spice.h (revision dc5bd18f)
1 /*
2  * Copyright (C) 2010 Red Hat, Inc.
3  *
4  * This program is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU General Public License as
6  * published by the Free Software Foundation; either version 2 or
7  * (at your option) version 3 of the License.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, see <http://www.gnu.org/licenses/>.
16  */
17 
18 #ifndef QEMU_SPICE_H
19 #define QEMU_SPICE_H
20 
21 #include "qapi/error.h"
22 
23 #ifdef CONFIG_SPICE
24 
25 #include <spice.h>
26 #include "qemu/config-file.h"
27 
28 extern int using_spice;
29 
30 void qemu_spice_init(void);
31 void qemu_spice_input_init(void);
32 void qemu_spice_audio_init(void);
33 void qemu_spice_display_init(void);
34 int qemu_spice_display_add_client(int csock, int skipauth, int tls);
35 int qemu_spice_add_interface(SpiceBaseInstance *sin);
36 bool qemu_spice_have_display_interface(QemuConsole *con);
37 int qemu_spice_add_display_interface(QXLInstance *qxlin, QemuConsole *con);
38 int qemu_spice_set_passwd(const char *passwd,
39                           bool fail_if_connected, bool disconnect_if_connected);
40 int qemu_spice_set_pw_expire(time_t expires);
41 int qemu_spice_migrate_info(const char *hostname, int port, int tls_port,
42                             const char *subject);
43 
44 #if !defined(SPICE_SERVER_VERSION) || (SPICE_SERVER_VERSION < 0xc06)
45 #define SPICE_NEEDS_SET_MM_TIME 1
46 #else
47 #define SPICE_NEEDS_SET_MM_TIME 0
48 #endif
49 
50 #if SPICE_SERVER_VERSION >= 0x000c02
51 void qemu_spice_register_ports(void);
52 #else
53 static inline Chardev *qemu_chr_open_spice_port(const char *name)
54 { return NULL; }
55 #endif
56 
57 #else  /* CONFIG_SPICE */
58 
59 #include "qemu/error-report.h"
60 
61 #define using_spice 0
62 #define spice_displays 0
63 static inline int qemu_spice_set_passwd(const char *passwd,
64                                         bool fail_if_connected,
65                                         bool disconnect_if_connected)
66 {
67     return -1;
68 }
69 static inline int qemu_spice_set_pw_expire(time_t expires)
70 {
71     return -1;
72 }
73 static inline int qemu_spice_migrate_info(const char *h, int p, int t,
74                                           const char *s)
75 {
76     return -1;
77 }
78 
79 static inline int qemu_spice_display_add_client(int csock, int skipauth,
80                                                 int tls)
81 {
82     return -1;
83 }
84 
85 static inline void qemu_spice_display_init(void)
86 {
87     /* This must never be called if CONFIG_SPICE is disabled */
88     error_report("spice support is disabled");
89     abort();
90 }
91 
92 static inline void qemu_spice_init(void)
93 {
94 }
95 
96 #endif /* CONFIG_SPICE */
97 
98 static inline bool qemu_using_spice(Error **errp)
99 {
100     if (!using_spice) {
101         error_set(errp, ERROR_CLASS_DEVICE_NOT_ACTIVE,
102                   "SPICE is not in use");
103         return false;
104     }
105     return true;
106 }
107 
108 #endif /* QEMU_SPICE_H */
109