Hi,
I tried specifing new color filter for my dissector but it didnt
override the UDP one and still takes colorization of UDP itself.
Thanx,
Khushbu
On 1/3/08, Jaap Keuter <[EMAIL PROTECTED]> wrote:
>
> Hi,
>
> Good for you :)
>
> What happens when you enable colorfilters?
>
> Thanx,
> Jaap
>
> khushbu thakkar wrote:
> > Hi Jaap,
> >
> > After a long R&D i could fix the problem of crashing. And the reason was
> > too silly. The protocol handle was not maintained i.e "static" was
> > missing in "proto_reg_handoff_ipt_spy" for dissector handle.
> >
> > Anyways one new thing i could observed with Wireshark version 0.99.7 is
> > that it does not show(was showing in Wireshark version 0.99.6) the
> > name of the protocol (IPTWP in my case(UDP based)) in Protocol Column
> > and Info column but its shows UDP. It shows the dissection of IPTWP
> > properly but not the Packet list pane.
> >
> > Could u please guide me what specifically needs to be changed
> > implementationally or some configuration,if its missing. I have attached
> > the screenshot for the same issue which shows the middle pane properly
> > but packet list pane wrongly.
> >
> > Please look on to the issue.
> >
> > Thank You,
> > Reply Soon.
> > Khushbu
> >
> >
> > On 12/22/07, *khushbu thakkar* <[EMAIL PROTECTED]
> > <mailto:[EMAIL PROTECTED]>> wrote:
> >
> > Hi Jaap,
> >
> > I tried with your suggestion but still the tool crash with the
> > same sequence. But when i tried applying the same preference code to
> > packet-udp.c and tried to build wireshark, then it worked fine on
> > Applying the preference from udp. *So i doubt that the problem is
> > there while* *Registering the Preference with Plugin*, it works fine
> > with \epan\dissectors.
> >
> > Would you please guide what else can be done. Actually my
> > requirement is to read external .xml file path/location to decode
> > some part within my plugin packet. So how can that file
> > path/location can be read. At present i m setting an enviornment
> > variable and reading it but i m searching if some setting could be
> > given in Wireshark itself to read the file path/location.
> >
> > Reply soon,
> > Thank You,
> > Khushbu
> >
> >
> >
> >
> > On 12/17/07, *Jaap Keuter* <[EMAIL PROTECTED]
> > <mailto:[EMAIL PROTECTED]>> wrote:
> >
> > Hi,
> >
> > Loose the ipt_config_preferencefile variable, just go with
> > gbl_iptConfigDictionary. See packet-cigi.c where global_host_ip
> is
> > handled similarly.
> >
> > Thanx,
> > Jaap
> >
> > khushbu thakkar wrote:
> > > Hi Jaap,
> > >
> > > Thanx for the response. Attached is the part of
> > plugin code.
> > >
> > > Reply Soon,
> > > Thank You,
> > > Khushbu
> > >
> > > On 12/15/07, *Jaap Keuter* <[EMAIL PROTECTED]
> > <mailto:[EMAIL PROTECTED]>
> > > <mailto:[EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]
> >>>
> > wrote:
> > >
> > > Hi,
> > >
> > > If you could post at least your proto_register and
> > proto_handoff code we
> > > might be able to get some insight.
> > >
> > > Thanx,
> > > Jaap
> > >
> > > khushbu thakkar wrote:
> > > > Hello,
> > > >
> > > > I am not actually new to Wireshark, i have
> > build the
> > > plugin in
> > > > Wireshark which has to be decoded on the top of UDP. I
> m
> > using
> > > this on
> > > > Window XP SP1 . I have build Wireshark with GTK+
> 2.10.12 and
> > > Wireshark
> > > > Version is 0.99.6.
> > > >
> > > > The problem with me is *Wireshark Crash* when
> the
> > > "*Preference*"
> > > > of the my *plugin * is set. Whenever the preference
> > value changes
> > > from
> > > > the initialized value and if we try to capture or load
> the
> > > recorded file
> > > > having packets of my plugin protocol it crashes. And
> one
> > more
> > > thing is
> > > > if i disable the preference code n use the xxx.dll then
> > it works
> > > fine
> > > > i.e . problem is due to preference code.
> > > >
> > > > I m using the Standard code format for
> > registering the
> > > > Preference as in Readme.developer. So anybody could
> > please guide me
> > > > where should the problem actually be. Thank You in
> > advance for
> > > the help.
> > > >
> > > > Reply Soon,
> > > > Best Regards,
> > > > Khushbu
> > > >
> > >
> > > _______________________________________________
> > > Wireshark-dev mailing list
> > > [email protected]
> > <mailto:[email protected]> <mailto:
> > [email protected] <mailto:[email protected]
> >>
> > > http://www.wireshark.org/mailman/listinfo/wireshark-dev
> > >
> > >
> > >
> > >
> >
> ------------------------------------------------------------------------
> >
> > >
> > >
> > > /* Global sample preference ("controls" display of numbers)
> */
> > > static const char *gbl_iptConfigDictionary = NULL;
> > > static char *ipt_config_preferencefile = NULL;
> > >
> > > /* Register the protocol with Wireshark */
> > > /* this format is require because a script is used to build
> > the C function
> > > that calls all the protocol registration.
> > > */
> > > void proto_register_ipt_spy(void)
> > > {
> > > module_t *ipt_spy_module;
> > > /* Setup list of header fields See Section 1.6.1 for
> details*/
> > > static hf_register_info hf[] = {
> > > { &hf_ipt_spy_timestamp,
> > > { "Time Stamp (microseconds)",
> > " iptwp.timestamp",
> > > FT_UINT32, BASE_DEC, NULL, 0x0,
> > > "", HFILL }
> > > },
> > > { &hf_ipt_spy_protocolversion,
> > > { "Protocol Version",
> > "iptwp.protocolversion ",
> > > FT_UINT32, BASE_HEX,
> > VALS(ipt_spy_protocol_ver_vals) , 0x0,
> > > "", HFILL }
> > > },
> > > .
> > > .
> > > .
> > > .
> > > /* Setup protocol subtree array */
> > > static gint *ett[] = {
> > > &ett_ipt_spy,
> > > &ett_ipt_spy_dscpfield,
> > > &ett_ipt_spy_app_data,
> > > &ett_ipt_spy_nestd_app_data,
> > > &ett_ipt_spy_app_data_booleanfield,
> > > &ett_ipt_spy_multiple_app_data,
> > > &ett_ipt_spy_app_data_fcs,
> > > };
> > >
> > > ipt_config_preferencefile = g_strdup("");
> > > gbl_iptConfigDictionary =
> > g_strdup(ipt_config_preferencefile);
> > >
> > > /* Register the protocol name and description */
> > > proto_ipt_spy = proto_register_protocol("IP Train Wire
> > Protocol", "IPTWP", "iptwp");
> > >
> > > register_dissector("IPTWP", dissect_ipt_spy,
> > proto_ipt_spy); /*By Cisco*/
> > >
> > > /* Required function calls to register the header fields and
> > subtrees used */
> > > proto_register_field_array(proto_ipt_spy, hf,
> > array_length(hf));
> > > proto_register_subtree_array(ett, array_length(ett));
> > >
> > > /* Register preferences module (See Section 2.6 for more on
> > preferences) */
> > > ipt_spy_module = prefs_register_protocol(proto_ipt_spy,
> > proto_reg_handoff_ipt_spy);
> > >
> > > /* Register a sample preference */
> > > prefs_register_string_preference(ipt_spy_module,
> "iptfile",
> > > "IPT configuration file",
> > > "IPT configuration file",
> > > &gbl_iptConfigDictionary);
> > >
> > > }
> > >
> > >
> > > /* If this dissector uses sub-dissector registration add a
> > registration routine.
> > > This exact format is required because a script is used to
> > find these routines
> > > and create the code that calls these routines.
> > >
> > > This function is also called by preferences whenever
> "Apply"
> > is pressed
> > > (see prefs_register_protocol above) so it should
> accommodate
> > being called
> > > more than once.
> > > */
> > > void proto_reg_handoff_ipt_spy(void)
> > > {
> > > static gboolean inited = FALSE;
> > > dissector_handle_t ipt_spy_handle;
> > >
> > > //g_free(ipt_config_pref);
> > > // current_asn1 = g_strdup(asn1_filename);
> > > //ipt_config_pref =
> > g_strdup(gbl_iptConfigDictionary);
> > > if(!inited )
> > > {
> > > ipt_spy_handle =
> > create_dissector_handle(dissect_ipt_spy, proto_ipt_spy);
> > > inited = TRUE;
> > > }
> > > else
> > > {
> > > dissector_delete("udp.port",
> > ipt_spy_UDP_MD_PORT, ipt_spy_handle);
> > > dissector_delete("udp.port",
> > ipt_spy_UDP_PD_PORT, ipt_spy_handle);
> > > }
> > >
> > > ipt_config_preferencefile =
> gbl_iptConfigDictionary;
> > >
> > > dissector_add("udp.port", ipt_spy_UDP_MD_PORT,
> > ipt_spy_handle);
> > > dissector_add("udp.port", ipt_spy_UDP_PD_PORT,
> > ipt_spy_handle);
> > > /*
> > > If you perform registration functions which are
> > dependant upon
> > > prefs the you should de-register everything which
> was
> > associated
> > > with the previous settings and re-register using the
> > new prefs settings
> > > here. In general this means you need to keep track
> of
> > what value the
> > > preference had at the time you registered using a
> > local static in this
> > > function. ie.
> > > static int currentPort = -1;
> > > if( -1 != currentPort ) {
> > > dissector_delete( " tcp.port", currentPort,
> > ipt_spy_handle);
> > > }
> > > currentPort = gPortPref;
> > > dissector_add("tcp.port", currentPort,
> ipt_spy_handle);
> > > */
> > >
> > >
> > > }
> > >
> > >
> >
>
> _______________________________________________
> Wireshark-dev mailing list
> [email protected]
> http://www.wireshark.org/mailman/listinfo/wireshark-dev
>
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