From 6da3170a953b38d2e454a3035ebc24ed1cd4803a Mon Sep 17 00:00:00 2001
From: csharptest <roger@csharptest.net>
Date: Sat, 4 Jun 2011 12:52:57 -0500
Subject: Packed and Unpacked parsing allow for all repeated, per 2.3

---
 src/ProtocolBuffers/UnknownFieldSet.cs | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

(limited to 'src/ProtocolBuffers/UnknownFieldSet.cs')

diff --git a/src/ProtocolBuffers/UnknownFieldSet.cs b/src/ProtocolBuffers/UnknownFieldSet.cs
index 13a29581..70910cbf 100644
--- a/src/ProtocolBuffers/UnknownFieldSet.cs
+++ b/src/ProtocolBuffers/UnknownFieldSet.cs
@@ -666,10 +666,25 @@ namespace Google.ProtocolBuffers
                 }
 
                 // Unknown field or wrong wire type. Skip.
-                if (field == null || wireType != WireFormat.GetWireType(field))
+                if (field == null)
                 {
                     return MergeFieldFrom(tag, input);
                 }
+                if (wireType != WireFormat.GetWireType(field))
+                {
+                    WireFormat.WireType expectedType = WireFormat.GetWireType(field.FieldType);
+                    if (wireType == expectedType)
+                    {
+                        //Allowed as of 2.3, this is unpacked data for a packed array
+                    }
+                    else if (field.IsRepeated && wireType == WireFormat.WireType.LengthDelimited &&
+                        (expectedType == WireFormat.WireType.Varint || expectedType == WireFormat.WireType.Fixed32 || expectedType == WireFormat.WireType.Fixed64))
+                    {
+                        //Allowed as of 2.3, this is packed data for an unpacked array
+                    }
+                    else
+                        return MergeFieldFrom(tag, input);
+                }
 
                 switch (field.FieldType)
                 {
-- 
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