From 5e56ea6f0778973cdbb90eaf643fba1240af3f8b Mon Sep 17 00:00:00 2001
From: Abhishek Lekshmanan <abhishek@suse.com>
Date: Fri, 3 May 2019 14:53:27 +0200
Subject: [PATCH] rgw_common: introduce a decode_bl function to decode a bl to
 type

Signed-off-by: Abhishek Lekshmanan <abhishek@suse.com>
---
 src/rgw/rgw_common.h | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/rgw/rgw_common.h b/src/rgw/rgw_common.h
index 8ff03a554dcd6..fbd1b4dc72661 100644
--- a/src/rgw/rgw_common.h
+++ b/src/rgw/rgw_common.h
@@ -2669,4 +2669,16 @@ static inline string rgw_bl_str(ceph::buffer::list& raw)
   return s;
 }
 
+template <typename T>
+int decode_bl(bufferlist& bl, T& t)
+{
+  auto iter = bl.cbegin();
+  try {
+    decode(t, iter);
+  } catch (buffer::error& err) {
+    return -EIO;
+  }
+  return 0;
+}
+
 #endif
-- 
2.39.5