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_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 */