Update version for 1.3.0-rc0 release

[qemu.git] / migration.h

diff --git a/migration.h b/migration.h
index a1f80d0728bd7c09d600bf3c025836a714f04f2b..c3a23cc6c8fa8f0ee601e82b26d1b722985676cd 100644 (file)
--- a/migration.h
+++ b/migration.h
@@ -17,6 +17,14 @@
 #include "qdict.h"
 #include "qemu-common.h"
 #include "notify.h"
+#include "error.h"
+#include "vmstate.h"
+#include "qapi-types.h"
+
+struct MigrationParams {
+    bool blk;
+    bool shared;
+};
 
 typedef struct MigrationState MigrationState;
 
@@ -25,66 +33,99 @@ struct MigrationState
     int64_t bandwidth_limit;
     QEMUFile *file;
     int fd;
-    Monitor *mon;
     int state;
     int (*get_error)(MigrationState *s);
     int (*close)(MigrationState *s);
     int (*write)(MigrationState *s, const void *buff, size_t size);
     void *opaque;
-    int blk;
-    int shared;
+    MigrationParams params;
+    int64_t total_time;
+    int64_t downtime;
+    int64_t expected_downtime;
+    int64_t dirty_pages_rate;
+    bool enabled_capabilities[MIGRATION_CAPABILITY_MAX];
+    int64_t xbzrle_cache_size;
 };
 
 void process_incoming_migration(QEMUFile *f);
 
-int qemu_start_incoming_migration(const char *uri);
-
-int do_migrate(Monitor *mon, const QDict *qdict, QObject **ret_data);
-
-int do_migrate_cancel(Monitor *mon, const QDict *qdict, QObject **ret_data);
-
-int do_migrate_set_speed(Monitor *mon, const QDict *qdict, QObject **ret_data);
+void qemu_start_incoming_migration(const char *uri, Error **errp);
 
 uint64_t migrate_max_downtime(void);
 
-int do_migrate_set_downtime(Monitor *mon, const QDict *qdict,
-                            QObject **ret_data);
-
 void do_info_migrate_print(Monitor *mon, const QObject *data);
 
 void do_info_migrate(Monitor *mon, QObject **ret_data);
 
-int exec_start_incoming_migration(const char *host_port);
+void exec_start_incoming_migration(const char *host_port, Error **errp);
 
-int exec_start_outgoing_migration(MigrationState *s, const char *host_port);
+void exec_start_outgoing_migration(MigrationState *s, const char *host_port, Error **errp);
 
-int tcp_start_incoming_migration(const char *host_port);
+void tcp_start_incoming_migration(const char *host_port, Error **errp);
 
-int tcp_start_outgoing_migration(MigrationState *s, const char *host_port);
+void tcp_start_outgoing_migration(MigrationState *s, const char *host_port, Error **errp);
 
-int unix_start_incoming_migration(const char *path);
+void unix_start_incoming_migration(const char *path, Error **errp);
 
-int unix_start_outgoing_migration(MigrationState *s, const char *path);
+void unix_start_outgoing_migration(MigrationState *s, const char *path, Error **errp);
 
-int fd_start_incoming_migration(const char *path);
+void fd_start_incoming_migration(const char *path, Error **errp);
 
-int fd_start_outgoing_migration(MigrationState *s, const char *fdname);
+void fd_start_outgoing_migration(MigrationState *s, const char *fdname, Error **errp);
 
 void migrate_fd_error(MigrationState *s);
 
 void migrate_fd_connect(MigrationState *s);
 
+ssize_t migrate_fd_put_buffer(MigrationState *s, const void *data,
+                              size_t size);
+void migrate_fd_put_ready(MigrationState *s);
+int migrate_fd_wait_for_unfreeze(MigrationState *s);
+int migrate_fd_close(MigrationState *s);
+
 void add_migration_state_change_notifier(Notifier *notify);
 void remove_migration_state_change_notifier(Notifier *notify);
+bool migration_is_active(MigrationState *);
 bool migration_has_finished(MigrationState *);
+bool migration_has_failed(MigrationState *);
+MigrationState *migrate_get_current(void);
 
 uint64_t ram_bytes_remaining(void);
 uint64_t ram_bytes_transferred(void);
 uint64_t ram_bytes_total(void);
 
-int ram_save_live(Monitor *mon, QEMUFile *f, int stage, void *opaque);
-int ram_load(QEMUFile *f, void *opaque, int version_id);
+extern SaveVMHandlers savevm_ram_handlers;
+
+uint64_t dup_mig_bytes_transferred(void);
+uint64_t dup_mig_pages_transferred(void);
+uint64_t norm_mig_bytes_transferred(void);
+uint64_t norm_mig_pages_transferred(void);
+uint64_t xbzrle_mig_bytes_transferred(void);
+uint64_t xbzrle_mig_pages_transferred(void);
+uint64_t xbzrle_mig_pages_overflow(void);
+uint64_t xbzrle_mig_pages_cache_miss(void);
+
+/**
+ * @migrate_add_blocker - prevent migration from proceeding
+ *
+ * @reason - an error to be returned whenever migration is attempted
+ */
+void migrate_add_blocker(Error *reason);
+
+/**
+ * @migrate_del_blocker - remove a blocking error from migration
+ *
+ * @reason - the error blocking migration
+ */
+void migrate_del_blocker(Error *reason);
+
+int xbzrle_encode_buffer(uint8_t *old_buf, uint8_t *new_buf, int slen,
+                         uint8_t *dst, int dlen);
+int xbzrle_decode_buffer(uint8_t *src, int slen, uint8_t *dst, int dlen);
+
+int migrate_use_xbzrle(void);
+int64_t migrate_xbzrle_cache_size(void);
 
-extern int incoming_expected;
+int64_t xbzrle_cache_resize(int64_t new_size);
 
 #endif