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From: Max Reitz <mreitz@redhat.com>
Date: Tue,  1 Oct 2013 14:31:57 +0200
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Subject: [Qemu-devel] [PATCH v6 1/6] qapi: Add ImageInfoSpecific type
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To: qemu-devel@nongnu.org
Cc: Kevin Wolf <kwolf@redhat.com>, Fam Zheng <famz@redhat.com>, Stefan Hajnoczi <stefanha@redhat.com>, Max Reitz <mreitz@redhat.com>

Add a new type ImageInfoSpecific as a union for image format specific
information in ImageInfo.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
---
 qapi-schema.json | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/qapi-schema.json b/qapi-schema.json
index 145eca8..a472d7d 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -210,6 +210,18 @@
             'vm-clock-sec': 'int', 'vm-clock-nsec': 'int' } }
 
 ##
+# @ImageInfoSpecific:
+#
+# A discriminated record of image format specific information structures.
+#
+# Since: 1.7
+##
+
+{ 'union': 'ImageInfoSpecific',
+  'data': {
+  } }
+
+##
 # @ImageInfo:
 #
 # Information about a QEMU image file
@@ -238,6 +250,9 @@
 #
 # @backing-image: #optional info of the backing image (since 1.6)
 #
+# @format-specific: #optional structure supplying additional format-specific
+# information (since 1.7)
+#
 # Since: 1.3
 #
 ##
@@ -248,7 +263,8 @@
            '*cluster-size': 'int', '*encrypted': 'bool',
            '*backing-filename': 'str', '*full-backing-filename': 'str',
            '*backing-filename-format': 'str', '*snapshots': ['SnapshotInfo'],
-           '*backing-image': 'ImageInfo' } }
+           '*backing-image': 'ImageInfo',
+           '*format-specific': 'ImageInfoSpecific' } }
 
 ##
 # @ImageCheck:
-- 
1.8.3.1