On Nov 14, 2010, at 4:31 AM, Helge Kruse wrote:
> Hi I write a dissector DLL, that adds a generated item to the tree.
> After defining the hf_info with type FT_STRING, i use
> proto_item_append_text to show the generated string. But this item
> cannot be used neither to search or to filter for this item.
>
> I have seen, that the packet-frame.c uses proto_item_append_string to
> show the protocol layers. This is also usable in a filter. Since
> proto_item_append_string is not exported, the function is not available
> for my dissector DLL.
>
> How can I either add a hack to my DLL to simulate
> proto_item_append_string or provide another way to filter and find?
You don't:
http://www.wireshark.org/lists/wireshark-dev/201011/msg00156.html
That fix is scheduled for inclusion in the 1.4.2 and 1.2.13 releases.