New qemu-img convert -B option, by Marc Bevand.

[qemu] / block.h

diff --git a/block.h b/block.h
index b730505..e18f453 100644 (file)
--- a/block.h
+++ b/block.h
@@ -99,6 +99,8 @@ int qemu_key_check(BlockDriverState *bs, const char *name);
 
 /* Ensure contents are flushed to disk.  */
 void bdrv_flush(BlockDriverState *bs);
+int bdrv_is_allocated(BlockDriverState *bs, int64_t sector_num, int nb_sectors,
+       int *pnum);
 
 #define BDRV_TYPE_HD     0
 #define BDRV_TYPE_CDROM  1