include/ui/qemu-spice.h

   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 */