Wireshark-dev: Re: [Wireshark-dev] [PATCH] Tweaked NFSv4 packet dissectors for wireshark
From: "Maynard, Chris" <[email protected]>
Date: Wed, 29 Jun 2011 23:01:26 -0400
Hello Steve,
Thanks for your patch, but this is probably going to get lost/forgotten unless it's filed as a bug report here: https://bugs.wireshark.org/bugzilla/.
- Chris


> -----Original Message-----
> From: [email protected] [mailto:wireshark-dev-
> [email protected]] On Behalf Of Steve Dickson
> Sent: Friday, May 20, 2011 10:21 AM
> To: [email protected]
> Subject: [Wireshark-dev] [PATCH] Tweaked NFSv4 packet dissectors for
> wireshark
> 
> Hello,
> 
> Here are a couple tweaks to the NFSv4 dissectors
> that will show all the ops and their status on in the
> packet detail window. Showing all the ops in that
> window I think works well the new configuration
> of only showing 'significant' v4 opts in the packet
> list window. Plus there is plenty of  real estate
> on that line.
> 
> I also put NFS4_OP_SEQUENCE on the same tier as NFS4_OP_PUTFH
> since when NFSv4.1 is used, the SEQUENCE will in every
> compound like PUTFHs are.
> 
> Please cc me with any comments since I am not a member of
> this list.
> 
> tia,
> 
> steved.
> 
> 
> Index: epan/dissectors/packet-nfs.c
> ===================================================================
> --- epan/dissectors/packet-nfs.c	(revision 37323)
> +++ epan/dissectors/packet-nfs.c	(working copy)
> @@ -768,7 +768,7 @@
>  		 1 /* 50, NFS4_OP_LAYOUTGET */,
>  		 1 /* 51, NFS4_OP_LAYOUTRETURN */,
>  		 1 /* 52, NFS4_OP_SECINFO_NO_NAME */,
> -		 1 /* 53, NFS4_OP_SEQUENCE */,
> +		 4 /* 53, NFS4_OP_SEQUENCE */,
>  		 1 /* 54, NFS4_OP_SET_SSV */,
>  		 1 /* 55, NFS4_OP_TEST_STATEID */,
>  		 1 /* 56, NFS4_OP_WANT_DELEGATION  */,
> @@ -8970,6 +8970,8 @@
>  		ftree = proto_item_add_subtree(fitem, ett_nfs_argop4);
>  	}
> 
> +	proto_item_append_text(tree, ", Ops(%d):", ops);
> +
>  	for (ops_counter=0; ops_counter<ops; ops_counter++)
>  	{
>  		op_summary[ops_counter].optext = g_string_new("");
> @@ -9003,6 +9005,7 @@
>  		g_string_printf (op_summary[ops_counter].optext, "%s",
>                                   val_to_str_ext_const(opcode,
> &names_nfsv4_operation_ext, "Unknown"));
> 
> +		proto_item_append_text(tree, " %s", opname);
> 
>  		switch(opcode)
>  		{
> @@ -9621,6 +9624,8 @@
>  		ftree = proto_item_add_subtree(fitem, ett_nfs_resop4);
>  	}
> 
> +	proto_item_append_text(tree, ", Ops(%d):", ops);
> +
>  	for (ops_counter = 0; ops_counter < ops; ops_counter++)
>  	{
>  		op_summary[ops_counter].optext = g_string_new("");
> @@ -9654,6 +9659,12 @@
>  		g_string_append_printf (op_summary[ops_counter].optext, "%s",
> opname);
> 
>  		offset = dissect_nfs_nfsstat4(tvb, offset, newftree, &status);
> +		if (status != NFS4_OK) {
> +			proto_item_append_text(tree, " %s(%s)", opname,
> +				val_to_str_ext(status, &names_nfs_stat_ext,
> "Unknown error:%u"));
> +		} else {
> +			proto_item_append_text(tree, " %s", opname);
> +		}
> 
>  		/*
>  		 * With the exception of NFS4_OP_LOCK, NFS4_OP_LOCKT, and







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