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authorWenchao Xia <xiawenc@linux.vnet.ibm.com>2013-09-11 14:04:32 +0800
committerKevin Wolf <kwolf@redhat.com>2013-09-12 10:12:47 +0200
commit2ea1dd758c45f8ff12c67ed7934c3ce021eeaf12 (patch)
tree350ebb1ae33ff6db65cea58d548fa1bec24adc78 /include
parentd982919d3897f36d79e215c46e3bc27fd6e27bf8 (diff)
snapshot: new function bdrv_snapshot_find_by_id_and_name()
To make it clear about id and name in searching, add this API to distinguish them. Caller can choose to search by id or name, *errp will be set only for exception. Some code are modified based on Pavel's patch. Signed-off-by: Wenchao Xia <xiawenc@linux.vnet.ibm.com> Signed-off-by: Pavel Hrdina <phrdina@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'include')
-rw-r--r--include/block/snapshot.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/block/snapshot.h b/include/block/snapshot.h
index eaf61f0326..9d06dc17a6 100644
--- a/include/block/snapshot.h
+++ b/include/block/snapshot.h
@@ -26,6 +26,7 @@
#define SNAPSHOT_H
#include "qemu-common.h"
+#include "qapi/error.h"
typedef struct QEMUSnapshotInfo {
char id_str[128]; /* unique snapshot id */
@@ -40,6 +41,11 @@ typedef struct QEMUSnapshotInfo {
int bdrv_snapshot_find(BlockDriverState *bs, QEMUSnapshotInfo *sn_info,
const char *name);
+bool bdrv_snapshot_find_by_id_and_name(BlockDriverState *bs,
+ const char *id,
+ const char *name,
+ QEMUSnapshotInfo *sn_info,
+ Error **errp);
int bdrv_can_snapshot(BlockDriverState *bs);
int bdrv_snapshot_create(BlockDriverState *bs,
QEMUSnapshotInfo *sn_info);