+int serial_open_device(void);
+
+extern int vm_running;
+
+typedef void VMStopHandler(void *opaque, int reason);
+
+int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque);
+void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque);
+
+void vm_start(void);
+void vm_stop(int reason);
+
+extern int audio_enabled;
+
+/* async I/O support */
+
+typedef void IOReadHandler(void *opaque, const uint8_t *buf, int size);
+typedef int IOCanRWHandler(void *opaque);
+
+int qemu_add_fd_read_handler(int fd, IOCanRWHandler *fd_can_read,
+ IOReadHandler *fd_read, void *opaque);
+void qemu_del_fd_read_handler(int fd);
+
+/* network redirectors support */
+
+#define MAX_NICS 8
+
+typedef struct NetDriverState {
+ int index; /* index number in QEMU */
+ uint8_t macaddr[6];
+ char ifname[16];
+ void (*send_packet)(struct NetDriverState *nd,
+ const uint8_t *buf, int size);
+ void (*add_read_packet)(struct NetDriverState *nd,
+ IOCanRWHandler *fd_can_read,
+ IOReadHandler *fd_read, void *opaque);
+ /* tun specific data */
+ int fd;
+ /* slirp specific data */
+} NetDriverState;
+
+extern int nb_nics;
+extern NetDriverState nd_table[MAX_NICS];
+
+void qemu_send_packet(NetDriverState *nd, const uint8_t *buf, int size);
+void qemu_add_read_packet(NetDriverState *nd, IOCanRWHandler *fd_can_read,
+ IOReadHandler *fd_read, void *opaque);
+
+/* timers */
+
+typedef struct QEMUClock QEMUClock;
+typedef struct QEMUTimer QEMUTimer;
+typedef void QEMUTimerCB(void *opaque);
+
+/* The real time clock should be used only for stuff which does not
+ change the virtual machine state, as it is run even if the virtual
+ machine is stopped. The real time clock has a frequency or 1000
+ Hz. */
+extern QEMUClock *rt_clock;
+
+/* Rge virtual clock is only run during the emulation. It is stopped
+ when the virtual machine is stopped. Virtual timers use a high
+ precision clock, usually cpu cycles (use ticks_per_sec). */
+extern QEMUClock *vm_clock;
+
+int64_t qemu_get_clock(QEMUClock *clock);
+
+QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque);
+void qemu_free_timer(QEMUTimer *ts);
+void qemu_del_timer(QEMUTimer *ts);
+void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time);
+int qemu_timer_pending(QEMUTimer *ts);
+
+extern int64_t ticks_per_sec;
+extern int pit_min_timer_count;
+
+void cpu_enable_ticks(void);
+void cpu_disable_ticks(void);
+
+/* VM Load/Save */
+
+typedef FILE QEMUFile;
+
+void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size);
+void qemu_put_byte(QEMUFile *f, int v);
+void qemu_put_be16(QEMUFile *f, unsigned int v);
+void qemu_put_be32(QEMUFile *f, unsigned int v);
+void qemu_put_be64(QEMUFile *f, uint64_t v);
+int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size);
+int qemu_get_byte(QEMUFile *f);
+unsigned int qemu_get_be16(QEMUFile *f);
+unsigned int qemu_get_be32(QEMUFile *f);
+uint64_t qemu_get_be64(QEMUFile *f);
+
+static inline void qemu_put_be64s(QEMUFile *f, const uint64_t *pv)
+{
+ qemu_put_be64(f, *pv);
+}
+
+static inline void qemu_put_be32s(QEMUFile *f, const uint32_t *pv)
+{
+ qemu_put_be32(f, *pv);
+}
+
+static inline void qemu_put_be16s(QEMUFile *f, const uint16_t *pv)
+{
+ qemu_put_be16(f, *pv);
+}
+
+static inline void qemu_put_8s(QEMUFile *f, const uint8_t *pv)
+{
+ qemu_put_byte(f, *pv);
+}
+
+static inline void qemu_get_be64s(QEMUFile *f, uint64_t *pv)
+{
+ *pv = qemu_get_be64(f);
+}
+
+static inline void qemu_get_be32s(QEMUFile *f, uint32_t *pv)
+{
+ *pv = qemu_get_be32(f);
+}
+
+static inline void qemu_get_be16s(QEMUFile *f, uint16_t *pv)
+{
+ *pv = qemu_get_be16(f);
+}
+
+static inline void qemu_get_8s(QEMUFile *f, uint8_t *pv)
+{
+ *pv = qemu_get_byte(f);
+}
+
+int64_t qemu_ftell(QEMUFile *f);
+int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence);
+
+typedef void SaveStateHandler(QEMUFile *f, void *opaque);
+typedef int LoadStateHandler(QEMUFile *f, void *opaque, int version_id);
+
+int qemu_loadvm(const char *filename);
+int qemu_savevm(const char *filename);
+int register_savevm(const char *idstr,
+ int instance_id,
+ int version_id,
+ SaveStateHandler *save_state,
+ LoadStateHandler *load_state,
+ void *opaque);
+void qemu_get_timer(QEMUFile *f, QEMUTimer *ts);
+void qemu_put_timer(QEMUFile *f, QEMUTimer *ts);
+