migration: add status query functions

Add migration_is_active and migration_has_failed functions
to query migration state.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/migration.h b/migration.h
index a1f80d0..1b8ee58 100644
--- a/migration.h
+++ b/migration.h
@@ -76,7 +76,9 @@ void migrate_fd_connect(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 *);
 
 uint64_t ram_bytes_remaining(void);
 uint64_t ram_bytes_transferred(void);