Actually the Message3 implementation was broken. It still is, because we lose one (but an important) byte somewhere when resizing the flat buffer. But at least the design flaws should be corrected with this commit. You can go ahead and review it Ingo.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@13917 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/private/app/MessageBody3.h

@@ -12,7 +12,6 @@
 #define _MESSAGE_BODY_H_
 
 #include <List.h>
-#include "MessageField3.h"
 
 enum {
 	B_FLATTENABLE_TYPE = 'FLAT'
@@ -20,6 +19,8 @@ enum {
 
 namespace BPrivate {
 
+class BMessageField;
+
 class BMessageBody {
 public:
 							BMessageBody();
@@ -68,7 +69,7 @@ public:
 		void				PrintToStream() const;
 
 		// flat buffer management
-		uint8				*FlatBuffer() const { return (uint8 *)fFlatBuffer.Buffer(); };
+inline	uint8				*FlatBuffer() const { return (uint8 *)fFlatBuffer.Buffer(); };
 		uint8				*FlatInsert(int32 offset, ssize_t oldLength,
 								ssize_t newLength);