forked from osmocom/wireshark
![Dario Lombardo](/assets/img/avatar_default.png)
Change-Id: I92c94448e6641716d03158a5f332c8b53709423a Reviewed-on: https://code.wireshark.org/review/25756 Petri-Dish: Dario Lombardo <lomato@gmail.com> Reviewed-by: Anders Broman <a.broman58@gmail.com>
278 lines
8 KiB
C
278 lines
8 KiB
C
/* packet-gluster_pmap.c
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* Routines for Gluster Portmapper and Gluster DUMP dissection
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* Copyright 2012, Niels de Vos <ndevos@redhat.com>
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*
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*
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* References to source files point in general to the glusterfs sources.
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* There is currently no RFC or other document where the protocol is
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* completely described. The glusterfs sources can be found at:
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* - http://git.gluster.com/?p=glusterfs.git
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* - https://github.com/gluster/glusterfs
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*
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* The coding-style is roughly the same as the one use in the Linux kernel,
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* see http://www.kernel.org/doc/Documentation/CodingStyle.
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*/
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#include "config.h"
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#include <epan/packet.h>
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#include "packet-rpc.h"
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#include "packet-gluster.h"
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void proto_register_gluster_pmap(void);
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void proto_reg_handoff_gluster_pmap(void);
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void proto_register_gluster_dump(void);
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void proto_reg_handoff_gluster_dump(void);
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/* Initialize the protocol and registered fields */
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static gint proto_gluster_pmap = -1;
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static gint proto_gluster_dump = -1;
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/* programs and procedures */
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static gint hf_gluster_pmap_proc = -1;
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static gint hf_gluster_dump_proc = -1;
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/* fields used by multiple programs/procedures */
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static gint hf_gluster_brick = -1;
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static gint hf_gluster_brick_status = -1;
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static gint hf_gluster_brick_port = -1;
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static gint hf_gluster_gfsid = -1;
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static gint hf_gluster_progname = -1;
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static gint hf_gluster_prognum = -1;
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static gint hf_gluster_progver = -1;
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/* Initialize the subtree pointers */
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static gint ett_gluster_pmap = -1;
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static gint ett_gluster_dump = -1;
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static gint ett_gluster_dump_detail = -1;
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/* PMAP PORTBYBRICK */
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static int
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gluster_pmap_portbybrick_reply(tvbuff_t *tvb, packet_info *pinfo,
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proto_tree *tree, void* data)
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{
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int offset = 0;
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offset = gluster_dissect_common_reply(tvb, offset, pinfo, tree, data);
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offset = dissect_rpc_uint32(tvb, tree, hf_gluster_brick_status, offset);
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offset = dissect_rpc_uint32(tvb, tree, hf_gluster_brick_port, offset);
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return offset;
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}
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static int
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gluster_pmap_portbybrick_call(tvbuff_t *tvb,
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packet_info *pinfo _U_, proto_tree *tree, void* data _U_)
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{
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return dissect_rpc_string(tvb, tree, hf_gluster_brick, 0, NULL);
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}
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/* Based on rpc/rpc-lib/src/rpc-common.c, but xdr encoding/decoding is broken.
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* The structure in rpc/rpc-lib/src/xdr-common.h lists 2x unit64_t, but to
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* encode/decode, xdr_u_quad_t() is used (which is uint32_t).
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*/
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static int
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gluster_dump_reply_detail(tvbuff_t *tvb, int offset, packet_info *pinfo _U_,
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proto_tree *tree, void* data _U_)
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{
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proto_item *detail_item;
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proto_tree *detail_tree;
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const gchar *progname = NULL;
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detail_tree = proto_tree_add_subtree(tree, tvb, offset, -1,
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ett_gluster_dump_detail, &detail_item, "Available Progam: ");
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/* progname */
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offset = dissect_rpc_string(tvb, detail_tree, hf_gluster_progname,
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offset, &progname);
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proto_item_append_text(detail_item, "%s", progname);
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/* prognumber (marked as uint64) */
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offset = dissect_rpc_uint64(tvb, detail_tree, hf_gluster_prognum,
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offset);
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/* progversion (marked as uint64) */
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offset = dissect_rpc_uint64(tvb, detail_tree, hf_gluster_progver,
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offset);
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return offset;
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}
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static int
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gluster_dump_reply(tvbuff_t *tvb, packet_info *pinfo,
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proto_tree *tree, void* data)
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{
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int offset = 0;
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offset = dissect_rpc_uint64(tvb, tree, hf_gluster_gfsid, offset);
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offset = gluster_dissect_common_reply(tvb, offset, pinfo, tree, data);
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offset = dissect_rpc_list(tvb, pinfo, tree, offset,
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gluster_dump_reply_detail, NULL);
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return offset;
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}
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/* DUMP request */
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static int
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gluster_dump_call(tvbuff_t *tvb, packet_info *pinfo _U_,
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proto_tree *tree, void* data _U_)
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{
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return dissect_rpc_uint64(tvb, tree, hf_gluster_gfsid, 0);
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}
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/* GLUSTER_PMAP_PROGRAM from xlators/mgmt/glusterd/src/glusterd-pmap.c */
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static const vsff gluster_pmap_proc[] = {
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{
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GF_PMAP_NULL, "NULL",
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dissect_rpc_void, dissect_rpc_void
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},
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{
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GF_PMAP_PORTBYBRICK, "PORTBYBRICK",
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gluster_pmap_portbybrick_call, gluster_pmap_portbybrick_reply
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},
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{ GF_PMAP_BRICKBYPORT, "BRICKBYPORT", dissect_rpc_unknown, dissect_rpc_unknown },
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{ GF_PMAP_SIGNIN, "SIGNIN", dissect_rpc_unknown, dissect_rpc_unknown },
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{ GF_PMAP_SIGNOUT, "SIGNOUT", dissect_rpc_unknown, dissect_rpc_unknown },
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{ GF_PMAP_SIGNUP, "SIGNUP", dissect_rpc_unknown, dissect_rpc_unknown },
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{ 0, NULL, NULL, NULL }
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};
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static const value_string gluster_pmap_proc_vals[] = {
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{ GF_PMAP_NULL, "NULL" },
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{ GF_PMAP_PORTBYBRICK, "PORTBYBRICK" },
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{ GF_PMAP_BRICKBYPORT, "BRICKBYPORT" },
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{ GF_PMAP_SIGNIN, "SIGNIN" },
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{ GF_PMAP_SIGNOUT, "SIGNOUT" },
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{ GF_PMAP_SIGNUP, "SIGNUP" },
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{ 0, NULL }
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};
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static const rpc_prog_vers_info gluster_pmap_vers_info[] = {
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{ 1, gluster_pmap_proc, &hf_gluster_pmap_proc }
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};
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/* procedures for GLUSTER_DUMP_PROGRAM */
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static const vsff gluster_dump_proc[] = {
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{ 0, "NULL", dissect_rpc_void, dissect_rpc_void },
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{ GF_DUMP_DUMP, "DUMP", gluster_dump_call, gluster_dump_reply },
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{ 0, NULL, NULL, NULL }
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};
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static const value_string gluster_dump_proc_vals[] = {
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{ 0, "NULL" },
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{ GF_DUMP_DUMP, "DUMP" },
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{ 0, NULL }
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};
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static const rpc_prog_vers_info gluster_dump_vers_info[] = {
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{ 1, gluster_dump_proc, &hf_gluster_dump_proc }
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};
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void
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proto_register_gluster_pmap(void)
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{
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/* Setup list of header fields See Section 1.6.1 for details */
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static hf_register_info hf[] = {
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/* programs */
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{ &hf_gluster_pmap_proc,
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{ "Gluster Portmap", "gluster.pmap.proc", FT_UINT32,
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BASE_DEC, VALS(gluster_pmap_proc_vals), 0,
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NULL, HFILL }
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},
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{ &hf_gluster_brick,
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{ "Brick", "gluster.brick", FT_STRINGZ, BASE_NONE,
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NULL, 0, NULL, HFILL }
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},
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{ &hf_gluster_brick_status,
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{ "Status", "gluster.brick.status", FT_INT32, BASE_DEC,
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NULL, 0, NULL, HFILL }
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},
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{ &hf_gluster_brick_port,
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{ "Port", "gluster.brick.port", FT_INT32, BASE_DEC,
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NULL, 0, NULL, HFILL }
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}
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};
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/* Setup protocol subtree array */
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static gint *ett[] = {
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&ett_gluster_pmap
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};
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proto_gluster_pmap = proto_register_protocol("Gluster Portmap",
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"Gluster Portmap", "gluster.pmap");
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proto_register_subtree_array(ett, array_length(ett));
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proto_register_field_array(proto_gluster_pmap, hf, array_length(hf));
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}
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void
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proto_reg_handoff_gluster_pmap(void)
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{
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rpc_init_prog(proto_gluster_pmap, GLUSTER_PMAP_PROGRAM,
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ett_gluster_pmap,
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G_N_ELEMENTS(gluster_pmap_vers_info), gluster_pmap_vers_info);
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}
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void
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proto_register_gluster_dump(void)
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{
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/* Setup list of header fields See Section 1.6.1 for details */
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static hf_register_info hf[] = {
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/* programs */
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{ &hf_gluster_dump_proc,
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{ "Gluster DUMP", "gluster.dump.proc", FT_UINT32,
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BASE_DEC, VALS(gluster_dump_proc_vals), 0,
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NULL, HFILL }
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},
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{ &hf_gluster_progname,
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{ "Program Name", "gluster.dump.progname", FT_STRING,
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BASE_NONE, NULL, 0, NULL, HFILL }
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},
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{ &hf_gluster_prognum,
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{ "Program Number", "gluster.dump.prognum",
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FT_UINT64, BASE_DEC, NULL, 0, NULL, HFILL }
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},
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{ &hf_gluster_progver,
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{ "Program Version", "gluster.dump.progver",
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FT_UINT64, BASE_DEC, NULL, 0, NULL, HFILL }
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},
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{ &hf_gluster_gfsid,
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{ "GFS ID", "gluster.gfsid", FT_UINT64, BASE_HEX, NULL,
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0, NULL, HFILL }
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}
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};
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/* Setup protocol subtree array */
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static gint *ett[] = {
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&ett_gluster_dump,
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&ett_gluster_dump_detail
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};
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proto_gluster_dump = proto_register_protocol("Gluster Dump",
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"Gluster Dump", "gluster.dump");
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proto_register_subtree_array(ett, array_length(ett));
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proto_register_field_array(proto_gluster_dump, hf, array_length(hf));
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}
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void
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proto_reg_handoff_gluster_dump(void)
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{
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rpc_init_prog(proto_gluster_dump, GLUSTER_DUMP_PROGRAM,
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ett_gluster_dump,
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G_N_ELEMENTS(gluster_dump_vers_info), gluster_dump_vers_info);
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}
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/*
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* Editor modelines - http://www.wireshark.org/tools/modelines.html
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*
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* Local variables:
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* c-basic-offset: 8
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* tab-width: 8
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* indent-tabs-mode: t
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* End:
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*
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* vi: set shiftwidth=8 tabstop=8 noexpandtab:
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* :indentSize=8:tabSize=8:noTabs=false:
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*/
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