blockjob: Wrappers for progress counter access

Block job drivers are not expected to mess with the internals of the
BlockJob object, so provide wrapper functions for one of the cases where
they still do it: Updating the progress counter.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/blockjob.c b/blockjob.c
index 0ebc5ab178..ebc26a5245 100644
--- a/blockjob.c
+++ b/blockjob.c
@@ -810,6 +810,16 @@ int block_job_complete_sync(BlockJob *job, Error **errp)
     return block_job_finish_sync(job, &block_job_complete, errp);
 }
 
+void block_job_progress_update(BlockJob *job, uint64_t done)
+{
+    job->offset += done;
+}
+
+void block_job_progress_set_remaining(BlockJob *job, uint64_t remaining)
+{
+    job->len = job->offset + remaining;
+}
+
 BlockJobInfo *block_job_query(BlockJob *job, Error **errp)
 {
     BlockJobInfo *info;