xref: /openbmc/qemu/include/ui/qemu-spice.h (revision e6b5a071)
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_display_init(void);
33 int qemu_spice_display_add_client(int csock, int skipauth, int tls);
34 int qemu_spice_add_interface(SpiceBaseInstance *sin);
35 bool qemu_spice_have_display_interface(QemuConsole *con);
36 int qemu_spice_add_display_interface(QXLInstance *qxlin, QemuConsole *con);
37 int qemu_spice_set_passwd(const char *passwd,
38                           bool fail_if_connected, bool disconnect_if_connected);
39 int qemu_spice_set_pw_expire(time_t expires);
40 int qemu_spice_migrate_info(const char *hostname, int port, int tls_port,
41                             const char *subject);
42 
43 #if !defined(SPICE_SERVER_VERSION) || (SPICE_SERVER_VERSION < 0xc06)
44 #define SPICE_NEEDS_SET_MM_TIME 1
45 #else
46 #define SPICE_NEEDS_SET_MM_TIME 0
47 #endif
48 
49 #else  /* CONFIG_SPICE */
50 
51 #include "qemu/error-report.h"
52 
53 #define using_spice 0
54 #define spice_displays 0
55 static inline int qemu_spice_set_passwd(const char *passwd,
56                                         bool fail_if_connected,
57                                         bool disconnect_if_connected)
58 {
59     return -1;
60 }
61 static inline int qemu_spice_set_pw_expire(time_t expires)
62 {
63     return -1;
64 }
65 static inline int qemu_spice_migrate_info(const char *h, int p, int t,
66                                           const char *s)
67 {
68     return -1;
69 }
70 
71 static inline int qemu_spice_display_add_client(int csock, int skipauth,
72                                                 int tls)
73 {
74     return -1;
75 }
76 
77 static inline void qemu_spice_display_init(void)
78 {
79     /* This must never be called if CONFIG_SPICE is disabled */
80     error_report("spice support is disabled");
81     abort();
82 }
83 
84 static inline void qemu_spice_init(void)
85 {
86 }
87 
88 #endif /* CONFIG_SPICE */
89 
90 static inline bool qemu_using_spice(Error **errp)
91 {
92     if (!using_spice) {
93         error_set(errp, ERROR_CLASS_DEVICE_NOT_ACTIVE,
94                   "SPICE is not in use");
95         return false;
96     }
97     return true;
98 }
99 
100 #endif /* QEMU_SPICE_H */
101