fix spelling in libcacard sub directory

[qemu.git] / migration.h

diff --git a/migration.h b/migration.h
index 6be3623bafcb368f79b9cd497ce28b8c512db5c2..0682179bdefee42017f7222783822b263871a7db 100644 (file)
--- a/migration.h
+++ b/migration.h
@@ -17,14 +17,7 @@
 #include "qdict.h"
 #include "qemu-common.h"
 #include "notify.h"
-
-enum {
-    MIG_STATE_ERROR,
-    MIG_STATE_SETUP,
-    MIG_STATE_CANCELLED,
-    MIG_STATE_ACTIVE,
-    MIG_STATE_COMPLETED,
-};
+#include "error.h"
 
 typedef struct MigrationState MigrationState;
 
@@ -38,7 +31,6 @@ struct MigrationState
     int (*get_error)(MigrationState *s);
     int (*close)(MigrationState *s);
     int (*write)(MigrationState *s, const void *buff, size_t size);
-    void (*cancel)(MigrationState *s);
     void *opaque;
     int blk;
     int shared;
@@ -85,7 +77,9 @@ void migrate_fd_connect(MigrationState *s);
 
 void add_migration_state_change_notifier(Notifier *notify);
 void remove_migration_state_change_notifier(Notifier *notify);
-int get_migration_state(void);
+bool migration_is_active(MigrationState *);
+bool migration_has_finished(MigrationState *);
+bool migration_has_failed(MigrationState *);
 
 uint64_t ram_bytes_remaining(void);
 uint64_t ram_bytes_transferred(void);
@@ -96,4 +90,18 @@ int ram_load(QEMUFile *f, void *opaque, int version_id);
 
 extern int incoming_expected;
 
+/**
+ * @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);
+
 #endif