xref: /openbmc/qemu/include/ui/qemu-spice.h (revision 740b1759)
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 void qemu_spice_register_ports(void);
49 
50 #else  /* CONFIG_SPICE */
51 
52 #include "qemu/error-report.h"
53 
54 #define using_spice 0
55 #define spice_displays 0
56 static inline int qemu_spice_set_passwd(const char *passwd,
57                                         bool fail_if_connected,
58                                         bool disconnect_if_connected)
59 {
60     return -1;
61 }
62 static inline int qemu_spice_set_pw_expire(time_t expires)
63 {
64     return -1;
65 }
66 static inline int qemu_spice_migrate_info(const char *h, int p, int t,
67                                           const char *s)
68 {
69     return -1;
70 }
71 
72 static inline int qemu_spice_display_add_client(int csock, int skipauth,
73                                                 int tls)
74 {
75     return -1;
76 }
77 
78 static inline void qemu_spice_display_init(void)
79 {
80     /* This must never be called if CONFIG_SPICE is disabled */
81     error_report("spice support is disabled");
82     abort();
83 }
84 
85 static inline void qemu_spice_init(void)
86 {
87 }
88 
89 #endif /* CONFIG_SPICE */
90 
91 static inline bool qemu_using_spice(Error **errp)
92 {
93     if (!using_spice) {
94         error_set(errp, ERROR_CLASS_DEVICE_NOT_ACTIVE,
95                   "SPICE is not in use");
96         return false;
97     }
98     return true;
99 }
100 
101 #endif /* QEMU_SPICE_H */
102