[Qemu-devel] [RFC PATCH 09/12] qapi/block-core: add BitmapMapping and BitmapEntry structs

[John Snow <jsnow@redhat.com>]

Add two new structures for detailing the marked regions of bitmaps as
saved in e.g. qcow2 files.

Signed-off-by: John Snow <jsnow@redhat.com>
---
 qapi/block-core.json | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/qapi/block-core.json b/qapi/block-core.json
index 8f33f41ce7..de8ad73a78 100644
--- a/qapi/block-core.json
+++ b/qapi/block-core.json
@@ -298,6 +298,38 @@
            'zero': 'bool', 'depth': 'int', '*offset': 'int',
            '*filename': 'str' } }
 
+##
+# @BitmapEntry:
+#
+# Dirty Bitmap region information for a virtual block range
+#
+# @offset: the start byte of the dirty virtual range
+#
+# @length: the number of bytes of the dirty virtual range
+#
+# Since: 2.13
+#
+##
+{ 'struct': 'BitmapEntry',
+  'data': { 'offset': 'int', 'length': 'int' } }
+
+##
+# @BitmapMapping:
+#
+# List of described regions correlated to a named bitmap.
+#
+# @name: The name of the bitmap whose range is described here
+#
+# @entries: A list of zero or more @BitmapEntry elements representing
+#           the range(s) described by the bitmap.
+#
+# Since: 2.13
+#
+##
+{ 'struct': 'BitmapMapping',
+  'data': { 'name': 'str',
+            'entries': [ 'BitmapEntry' ] } }
+
 ##
 # @BlockdevCacheInfo:
 #
-- 
2.14.3