Wireshark-bugs: [Wireshark-bugs] [Bug 7932] Display Filter for GSM DTAP APN
Date: Thu, 1 Nov 2012 01:09:06 -0700 (PDT)
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7932

--- Comment #13 from Anders Broman <anders.broman@xxxxxxxxxxxx> 2012-11-01 01:09:05 PDT ---
(In reply to comment #11)
> (In reply to comment #10)
> > Filter capabillity Committed revision 45850 and revision 45851.
> > GTP bug fixed in revision 45852.
> > 
> > Only the GTP bug fix will be backported.
> Would you agree putting the first label length in the byte highlight with the
> following patch?
> Index: epan/dissectors/packet-gtp.c
> ===================================================================
> --- epan/dissectors/packet-gtp.c        (revision 45852)
> +++ epan/dissectors/packet-gtp.c        (working copy)
> @@ -4576,7 +4576,7 @@
>          curr_len     += step+1;
>      }
> -    proto_tree_add_string(tree, hf_gtp_apn, tvb, offset+1, length-1, str+1);
> +    proto_tree_add_string(tree, hf_gtp_apn, tvb, offset, length, str+1);
>      if(item){
>          proto_item_append_text(item, ": %s", str+1);
>      }
> Index: epan/dissectors/packet-gsm_a_gm.c
> ===================================================================
> --- epan/dissectors/packet-gsm_a_gm.c   (revision 45852)
> +++ epan/dissectors/packet-gsm_a_gm.c   (working copy)
> @@ -3869,7 +3869,7 @@
>                 curr_len     += step+1;
>         }
> -       proto_tree_add_string(tree, hf_gsm_a_gm_apn, tvb, curr_offset+1, len-1,
> str+1);
> +       proto_tree_add_string(tree, hf_gsm_a_gm_apn, tvb, curr_offset, len,
> str+
> 1);
>         curr_offset +=  len;
>         EXTRANEOUS_DATA_CHECK_EXPERT(len, curr_offset - offset, pinfo);
> I find it a bit strange to exclude it while it's part APN "string".

Sure, that's perhaps more correct.
Anders

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