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wireshark/packet-nlm.c

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/* packet-nlm.c
* Routines for nlm dissection
*
* $Id: packet-nlm.c,v 1.18 2001/06/18 02:17:50 guy Exp $
*
* Ethereal - Network traffic analyzer
* By Gerald Combs <gerald@ethereal.com>
* Copyright 1998 Gerald Combs
*
* Copied from packet-mount.c
*
* 2001-JAN Ronnie Sahlberg <rsahlber@bigpond.net.au>
* Updates to version 1 of the protocol.
* Added version 3 of the protocol.
* Added version 4 of the protocol.
*
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#include "packet-rpc.h"
#include "packet-nfs.h"
#include "packet-nlm.h"
/*
* NFS Lock Manager protocol specs can only be found in actual
* implementations or in the nice book:
* Brent Callaghan: "NFS Illustrated", Addison-Wesley, ISBN 0-201-32570-5
* which I use here as reference (BC).
*
* They can also be found if you go to
*
* http://www.opengroup.org/publications/catalog/c702.htm
*
* and follow the links to the HTML version of the document.
*/
static int proto_nlm = -1;
static int hf_nlm_cookie = -1;
static int hf_nlm_block = -1;
static int hf_nlm_exclusive = -1;
static int hf_nlm_lock = -1;
static int hf_nlm_lock_caller_name = -1;
static int hf_nlm_lock_owner = -1;
static int hf_nlm_lock_svid = -1;
static int hf_nlm_lock_l_offset = -1;
static int hf_nlm_lock_l_len = -1;
static int hf_nlm_reclaim = -1;
static int hf_nlm_state = -1;
static int hf_nlm_test_stat = -1;
static int hf_nlm_test_stat_stat = -1;
static int hf_nlm_holder = -1;
static int hf_nlm_share = -1;
static int hf_nlm_share_mode = -1;
static int hf_nlm_share_access = -1;
static int hf_nlm_share_name = -1;
static int hf_nlm_sequence = -1;
static gint ett_nlm = -1;
static gint ett_nlm_lock = -1;
const value_string names_nlm_state[] =
{
/* NLM_GRANTED is the function number 5 and the state code 0.
* So we use for the state the postfix _S.
*/
#define NLM_GRANTED_S 0
{ NLM_GRANTED_S, "NLM_GRANTED" },
#define NLM_DENIED 1
{ NLM_DENIED, "NLM_DENIED" },
#define NLM_DENIED_NOLOCKS 2
{ NLM_DENIED_NOLOCKS, "NLM_DENIED_NOLOCKS" },
#define NLM_BLOCKED 3
{ NLM_BLOCKED, "NLM_BLOCKED" },
#define NLM_DENIED_GRACE_PERIOD 4
{ NLM_DENIED_GRACE_PERIOD, "NLM_DENIED_GRACE_PERIOD" },
#define NLM_DEADLCK 5
{ NLM_DEADLCK, "NLM_DEADLCK" },
#define NLM_ROFS 6
{ NLM_ROFS, "NLM_ROFS" },
#define NLM_STALE_FH 7
{ NLM_STALE_FH, "NLM_STALE_FH" },
#define NLM_BIG 8
{ NLM_BIG, "NLM_BIG" },
#define NLM_FAILED 9
{ NLM_FAILED, "NLM_FAILED" },
{ 0, NULL }
};
const value_string names_fsh_mode[] =
{
#define FSM_DN 0
{ FSM_DN, "deny none" },
#define FSM_DR 1
{ FSM_DR, "deny read" },
#define FSM_DW 2
{ FSM_DW, "deny write" },
#define FSM_DRW 3
{ FSM_DRW, "deny read/write" },
{ 0, NULL }
};
const value_string names_fsh_access[] =
{
#define FSA_NONE 0
{ FSA_NONE, "no access" },
#define FSA_R 1
{ FSA_R, "read-only" },
#define FSA_W 2
{ FSA_W, "write-only" },
#define FSA_RW 3
{ FSA_RW, "read/write" },
{ 0, NULL }
};
/* **************************** */
/* generic dissecting functions */
/* **************************** */
static int
dissect_lock(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int version, int offset)
{
proto_item* lock_item = NULL;
proto_tree* lock_tree = NULL;
if (tree) {
lock_item = proto_tree_add_item(tree, hf_nlm_lock, tvb,
offset, tvb_length_remaining(tvb, offset), FALSE);
if (lock_item)
lock_tree = proto_item_add_subtree(lock_item, ett_nlm_lock);
}
offset = dissect_rpc_string(tvb,pinfo,lock_tree,
hf_nlm_lock_caller_name, offset, NULL);
offset = dissect_nfs_fh3(tvb, offset, pinfo, lock_tree,"fh");
offset = dissect_rpc_data(tvb, pinfo, lock_tree, hf_nlm_lock_owner, offset);
offset = dissect_rpc_uint32(tvb, pinfo, lock_tree, hf_nlm_lock_svid, offset);
if (version == 4) {
offset = dissect_rpc_uint64(tvb, pinfo, lock_tree, hf_nlm_lock_l_offset, offset);
offset = dissect_rpc_uint64(tvb, pinfo, lock_tree, hf_nlm_lock_l_len, offset);
}
else {
offset = dissect_rpc_uint32(tvb, pinfo, lock_tree, hf_nlm_lock_l_offset, offset);
offset = dissect_rpc_uint32(tvb, pinfo, lock_tree, hf_nlm_lock_l_len, offset);
}
return offset;
}
static int
dissect_nlm_test(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree, int version)
{
offset = dissect_rpc_data(tvb, pinfo, tree, hf_nlm_cookie, offset);
dissect_rpc_bool(tvb, pinfo, tree, hf_nlm_exclusive, offset);
offset += 4;
offset = dissect_lock(tvb, pinfo, tree, version, offset);
return offset;
}
static int
dissect_nlm_lock(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree,int version)
{
offset = dissect_rpc_data(tvb, pinfo, tree, hf_nlm_cookie, offset);
offset = dissect_rpc_bool(tvb, pinfo, tree, hf_nlm_block, offset);
offset = dissect_rpc_bool(tvb, pinfo, tree, hf_nlm_exclusive, offset);
offset = dissect_lock(tvb, pinfo, tree, version, offset);
offset = dissect_rpc_bool(tvb, pinfo, tree, hf_nlm_reclaim, offset);
offset = dissect_rpc_uint32(tvb, pinfo, tree, hf_nlm_state, offset);
return offset;
}
static int
dissect_nlm_cancel(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree,int version)
{
offset = dissect_rpc_data(tvb, pinfo, tree, hf_nlm_cookie, offset);
offset = dissect_rpc_bool(tvb, pinfo, tree, hf_nlm_block, offset);
offset = dissect_rpc_bool(tvb, pinfo, tree, hf_nlm_exclusive, offset);
offset = dissect_lock(tvb, pinfo, tree, version, offset);
return offset;
}
static int
dissect_nlm_unlock(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree,int version)
{
offset = dissect_rpc_data(tvb, pinfo, tree, hf_nlm_cookie, offset);
offset = dissect_lock(tvb, pinfo, tree, version, offset);
return offset;
}
static int
dissect_nlm_granted(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree,int version)
{
offset = dissect_rpc_data(tvb, pinfo, tree, hf_nlm_cookie, offset);
offset = dissect_rpc_bool(tvb, pinfo, tree, hf_nlm_exclusive, offset);
offset = dissect_lock(tvb, pinfo, tree, version, offset);
return offset;
}
static int
dissect_nlm_test_res(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree,int version)
{
proto_item* lock_item = NULL;
proto_tree* lock_tree = NULL;
offset = dissect_rpc_data(tvb, pinfo, tree, hf_nlm_cookie, offset);
if (tree) {
lock_item = proto_tree_add_item(tree, hf_nlm_test_stat, tvb,
offset,
tvb_length_remaining(tvb, offset),
FALSE);
if (lock_item)
lock_tree = proto_item_add_subtree(lock_item,
ett_nlm_lock);
}
offset = dissect_rpc_uint32(tvb, pinfo, lock_tree, hf_nlm_test_stat_stat,
offset);
/* last structure is optional, only supplied for stat==1 (LOCKED) */
if(!tvb_length_remaining(tvb, offset)){
return offset;
}
if (tree) {
lock_item = proto_tree_add_item(lock_tree, hf_nlm_holder, tvb,
offset,
tvb_length_remaining(tvb, offset),
FALSE);
if (lock_item)
lock_tree = proto_item_add_subtree(lock_item,
ett_nlm_lock);
}
offset = dissect_rpc_bool(tvb, pinfo, lock_tree, hf_nlm_exclusive,
offset);
offset = dissect_rpc_uint32(tvb, pinfo, lock_tree, hf_nlm_lock_svid,
offset);
offset = dissect_rpc_data(tvb, pinfo, lock_tree, hf_nlm_lock_owner,
offset);
if (version == 4) {
offset = dissect_rpc_uint64(tvb, pinfo, lock_tree,
hf_nlm_lock_l_offset, offset);
offset = dissect_rpc_uint64(tvb, pinfo, lock_tree,
hf_nlm_lock_l_len, offset);
}
else {
offset = dissect_rpc_uint32(tvb, pinfo, lock_tree,
hf_nlm_lock_l_offset, offset);
offset = dissect_rpc_uint32(tvb, pinfo, lock_tree,
hf_nlm_lock_l_len, offset);
}
return offset;
}
static int
dissect_nlm_share(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree,int version)
{
proto_item* lock_item = NULL;
proto_tree* lock_tree = NULL;
offset = dissect_rpc_data(tvb, pinfo, tree, hf_nlm_cookie, offset);
if (tree) {
lock_item = proto_tree_add_item(tree, hf_nlm_share, tvb,
offset,
tvb_length_remaining(tvb, offset),
FALSE);
if (lock_item)
lock_tree = proto_item_add_subtree(lock_item,
ett_nlm_lock);
}
offset = dissect_rpc_string(tvb,pinfo,lock_tree,
hf_nlm_lock_caller_name, offset, NULL);
offset = dissect_nfs_fh3(tvb, offset, pinfo, lock_tree, "fh");
offset = dissect_rpc_data(tvb, pinfo, lock_tree, hf_nlm_lock_owner, offset);
offset = dissect_rpc_uint32(tvb, pinfo, lock_tree, hf_nlm_share_mode, offset);
offset = dissect_rpc_uint32(tvb, pinfo, lock_tree, hf_nlm_share_access, offset);
offset = dissect_rpc_bool(tvb, pinfo, tree, hf_nlm_reclaim, offset);
return offset;
}
static int
dissect_nlm_shareres(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree, int version)
{
offset = dissect_rpc_data(tvb, pinfo, tree, hf_nlm_cookie, offset);
offset = dissect_rpc_uint32(tvb, pinfo, tree, hf_nlm_state, offset);
offset = dissect_rpc_uint32(tvb, pinfo, tree, hf_nlm_sequence, offset);
return offset;
}
static int
dissect_nlm_freeall(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree,int version)
{
offset = dissect_rpc_string(tvb,pinfo,tree,
hf_nlm_share_name, offset, NULL);
offset = dissect_rpc_uint32(tvb, pinfo, tree, hf_nlm_state, offset);
return offset;
}
/* RPC functions */
/* This function is identical for all NLM protocol versions (1-4)*/
static int
dissect_nlm_gen_reply(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree)
{
offset = dissect_rpc_data(tvb, pinfo, tree, hf_nlm_cookie, offset);
offset = dissect_rpc_uint32(tvb, pinfo, tree, hf_nlm_state, offset);
return offset;
}
static int
dissect_nlm1_test(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree)
{
return dissect_nlm_test(tvb,offset,pinfo,tree,1);
}
static int
dissect_nlm4_test(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree)
{
return dissect_nlm_test(tvb,offset,pinfo,tree,4);
}
static int
dissect_nlm1_lock(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree)
{
return dissect_nlm_lock(tvb,offset,pinfo,tree,1);
}
static int
dissect_nlm4_lock(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree)
{
return dissect_nlm_lock(tvb,offset,pinfo,tree,4);
}
static int
dissect_nlm1_cancel(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree)
{
return dissect_nlm_cancel(tvb,offset,pinfo,tree,1);
}
static int
dissect_nlm4_cancel(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree)
{
return dissect_nlm_cancel(tvb,offset,pinfo,tree,4);
}
static int
dissect_nlm1_unlock(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree)
{
return dissect_nlm_unlock(tvb,offset,pinfo,tree,1);
}
static int
dissect_nlm4_unlock(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree)
{
return dissect_nlm_unlock(tvb,offset,pinfo,tree,4);
}
static int
dissect_nlm1_granted(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree)
{
return dissect_nlm_granted(tvb,offset,pinfo,tree,1);
}
static int
dissect_nlm4_granted(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree)
{
return dissect_nlm_granted(tvb,offset,pinfo,tree,4);
}
static int
dissect_nlm1_test_res(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree)
{
return dissect_nlm_test_res(tvb,offset,pinfo,tree,1);
}
static int
dissect_nlm4_test_res(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree)
{
return dissect_nlm_test_res(tvb,offset,pinfo,tree,4);
}
static int
dissect_nlm3_share(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree)
{
return dissect_nlm_share(tvb,offset,pinfo,tree,3);
}
static int
dissect_nlm4_share(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree)
{
return dissect_nlm_share(tvb,offset,pinfo,tree,4);
}
static int
dissect_nlm3_shareres(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree)
{
return dissect_nlm_shareres(tvb,offset,pinfo,tree,3);
}
static int
dissect_nlm4_shareres(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree)
{
return dissect_nlm_shareres(tvb,offset,pinfo,tree,4);
}
static int
dissect_nlm3_freeall(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree)
{
return dissect_nlm_freeall(tvb,offset,pinfo,tree,3);
}
static int
dissect_nlm4_freeall(tvbuff_t *tvb, int offset, packet_info *pinfo,
proto_tree *tree)
{
return dissect_nlm_freeall(tvb,offset,pinfo,tree,4);
}
/* proc number, "proc name", dissect_request, dissect_reply */
/* NULL as function pointer means: type of arguments is "void". */
/* NLM protocol version 1 */
static const vsff nlm1_proc[] = {
{ NLM_NULL, "NULL",
NULL, NULL },
{ NLM_TEST, "TEST",
dissect_nlm1_test, dissect_nlm1_test_res },
{ NLM_LOCK, "LOCK",
dissect_nlm1_lock, dissect_nlm_gen_reply },
{ NLM_CANCEL, "CANCEL",
dissect_nlm1_cancel, dissect_nlm_gen_reply },
{ NLM_UNLOCK, "UNLOCK",
dissect_nlm1_unlock, dissect_nlm_gen_reply },
{ NLM_GRANTED, "GRANTED",
dissect_nlm1_granted, dissect_nlm_gen_reply },
{ NLM_TEST_MSG, "TEST_MSG",
dissect_nlm1_test, NULL },
{ NLM_LOCK_MSG, "LOCK_MSG",
dissect_nlm1_lock, NULL },
{ NLM_CANCEL_MSG, "CANCEL_MSG",
dissect_nlm1_cancel, NULL },
{ NLM_UNLOCK_MSG, "UNLOCK_MSG",
dissect_nlm1_unlock, NULL },
{ NLM_GRANTED_MSG, "GRANTED_MSG",
dissect_nlm1_granted, NULL },
{ NLM_TEST_RES, "TEST_RES",
dissect_nlm1_test_res, NULL },
{ NLM_LOCK_RES, "LOCK_RES",
dissect_nlm_gen_reply, NULL },
{ NLM_CANCEL_RES, "CANCEL_RES",
dissect_nlm_gen_reply, NULL },
{ NLM_UNLOCK_RES, "UNLOCK_RES",
dissect_nlm_gen_reply, NULL },
{ NLM_GRANTED_RES, "GRANTED_RES",
dissect_nlm_gen_reply, NULL },
{ 0, NULL,
NULL, NULL }
};
/* end of NLM protocol version 1 */
/* NLM protocol version 2 */
static const vsff nlm2_proc[] = {
{ NLM_NULL, "NULL",
NULL, NULL },
{ NLM_TEST, "TEST",
dissect_nlm1_test, dissect_nlm1_test_res },
{ NLM_LOCK, "LOCK",
dissect_nlm1_lock, dissect_nlm_gen_reply },
{ NLM_CANCEL, "CANCEL",
dissect_nlm1_cancel, dissect_nlm_gen_reply },
{ NLM_UNLOCK, "UNLOCK",
dissect_nlm1_unlock, dissect_nlm_gen_reply },
{ NLM_GRANTED, "GRANTED",
dissect_nlm1_granted, dissect_nlm_gen_reply },
{ NLM_TEST_MSG, "TEST_MSG",
dissect_nlm1_test, NULL },
{ NLM_LOCK_MSG, "LOCK_MSG",
dissect_nlm1_lock, NULL },
{ NLM_CANCEL_MSG, "CANCEL_MSG",
dissect_nlm1_cancel, NULL },
{ NLM_UNLOCK_MSG, "UNLOCK_MSG",
dissect_nlm1_unlock, NULL },
{ NLM_GRANTED_MSG, "GRANTED_MSG",
dissect_nlm1_granted, NULL },
{ NLM_TEST_RES, "TEST_RES",
dissect_nlm1_test_res, NULL },
{ NLM_LOCK_RES, "LOCK_RES",
dissect_nlm_gen_reply, NULL },
{ NLM_CANCEL_RES, "CANCEL_RES",
dissect_nlm_gen_reply, NULL },
{ NLM_UNLOCK_RES, "UNLOCK_RES",
dissect_nlm_gen_reply, NULL },
{ NLM_GRANTED_RES, "GRANTED_RES",
dissect_nlm_gen_reply, NULL },
{ 0, NULL,
NULL, NULL }
};
/* end of NLM protocol version 2 */
/* NLM protocol version 3 */
static const vsff nlm3_proc[] = {
{ NLM_NULL, "NULL",
NULL, NULL },
{ NLM_TEST, "TEST",
dissect_nlm1_test, dissect_nlm1_test_res },
{ NLM_LOCK, "LOCK",
dissect_nlm1_lock, dissect_nlm_gen_reply },
{ NLM_CANCEL, "CANCEL",
dissect_nlm1_cancel, dissect_nlm_gen_reply },
{ NLM_UNLOCK, "UNLOCK",
dissect_nlm1_unlock, dissect_nlm_gen_reply },
{ NLM_GRANTED, "GRANTED",
dissect_nlm1_granted, dissect_nlm_gen_reply },
{ NLM_TEST_MSG, "TEST_MSG",
dissect_nlm1_test, NULL },
{ NLM_LOCK_MSG, "LOCK_MSG",
dissect_nlm1_lock, NULL },
{ NLM_CANCEL_MSG, "CANCEL_MSG",
dissect_nlm1_cancel, NULL },
{ NLM_UNLOCK_MSG, "UNLOCK_MSG",
dissect_nlm1_unlock, NULL },
{ NLM_GRANTED_MSG, "GRANTED_MSG",
dissect_nlm1_granted, NULL },
{ NLM_TEST_RES, "TEST_RES",
dissect_nlm1_test_res, NULL },
{ NLM_LOCK_RES, "LOCK_RES",
dissect_nlm_gen_reply, NULL },
{ NLM_CANCEL_RES, "CANCEL_RES",
dissect_nlm_gen_reply, NULL },
{ NLM_UNLOCK_RES, "UNLOCK_RES",
dissect_nlm_gen_reply, NULL },
{ NLM_GRANTED_RES, "GRANTED_RES",
dissect_nlm_gen_reply, NULL },
{ NLM_SHARE, "SHARE",
dissect_nlm3_share, dissect_nlm3_shareres },
{ NLM_UNSHARE, "UNSHARE",
dissect_nlm3_share, dissect_nlm3_shareres },
{ NLM_NM_LOCK, "NM_LOCK",
dissect_nlm1_lock, dissect_nlm_gen_reply },
{ NLM_FREE_ALL, "FREE_ALL",
dissect_nlm3_freeall, NULL },
{ 0, NULL,
NULL, NULL }
};
/* end of NLM protocol version 3 */
/* NLM protocol version 4 */
static const vsff nlm4_proc[] = {
{ NLM_NULL, "NULL",
NULL, NULL },
{ NLM_TEST, "TEST",
dissect_nlm4_test, dissect_nlm4_test_res },
{ NLM_LOCK, "LOCK",
dissect_nlm4_lock, dissect_nlm_gen_reply },
{ NLM_CANCEL, "CANCEL",
dissect_nlm4_cancel, dissect_nlm_gen_reply },
{ NLM_UNLOCK, "UNLOCK",
dissect_nlm4_unlock, dissect_nlm_gen_reply },
{ NLM_GRANTED, "GRANTED",
dissect_nlm4_granted, dissect_nlm_gen_reply },
{ NLM_TEST_MSG, "TEST_MSG",
dissect_nlm4_test, NULL },
{ NLM_LOCK_MSG, "LOCK_MSG",
dissect_nlm4_lock, NULL },
{ NLM_CANCEL_MSG, "CANCEL_MSG",
dissect_nlm4_cancel, NULL },
{ NLM_UNLOCK_MSG, "UNLOCK_MSG",
dissect_nlm4_unlock, NULL },
{ NLM_GRANTED_MSG, "GRANTED_MSG",
dissect_nlm4_granted, NULL },
{ NLM_TEST_RES, "TEST_RES",
dissect_nlm4_test_res, NULL },
{ NLM_LOCK_RES, "LOCK_RES",
dissect_nlm_gen_reply, NULL },
{ NLM_CANCEL_RES, "CANCEL_RES",
dissect_nlm_gen_reply, NULL },
{ NLM_UNLOCK_RES, "UNLOCK_RES",
dissect_nlm_gen_reply, NULL },
{ NLM_GRANTED_RES, "GRANTED_RES",
dissect_nlm_gen_reply, NULL },
{ NLM_SHARE, "SHARE",
dissect_nlm4_share, dissect_nlm4_shareres },
{ NLM_UNSHARE, "UNSHARE",
dissect_nlm4_share, dissect_nlm4_shareres },
{ NLM_NM_LOCK, "NM_LOCK",
dissect_nlm4_lock, dissect_nlm_gen_reply },
{ NLM_FREE_ALL, "FREE_ALL",
dissect_nlm4_freeall, NULL },
{ 0, NULL,
NULL, NULL }
};
/* end of NLM protocol version 4 */
static struct true_false_string yesno = { "Yes", "No" };
void
proto_register_nlm(void)
{
static hf_register_info hf[] = {
{ &hf_nlm_cookie, {
"cookie", "nlm.cookie", FT_BYTES, BASE_DEC,
NULL, 0, "cookie", HFILL }},
{ &hf_nlm_block, {
"block", "nlm.block", FT_BOOLEAN, BASE_NONE,
&yesno, 0, "block", HFILL }},
{ &hf_nlm_exclusive, {
"exclusive", "nlm.exclusive", FT_BOOLEAN, BASE_NONE,
&yesno, 0, "exclusive", HFILL }},
{ &hf_nlm_lock, {
"lock", "nlm.lock", FT_NONE, 0,
NULL, 0, "lock", HFILL }},
{ &hf_nlm_lock_caller_name, {
"caller_name", "nlm.lock.caller_name", FT_STRING, BASE_NONE,
NULL, 0, "caller_name", HFILL }},
{ &hf_nlm_lock_owner, {
"owner", "nlm.lock.owner", FT_BYTES, BASE_DEC,
NULL, 0, "owner", HFILL }},
{ &hf_nlm_lock_svid, {
"svid", "nlm.lock.svid", FT_UINT32, BASE_DEC,
NULL, 0, "svid", HFILL }},
{ &hf_nlm_lock_l_offset, {
"l_offset", "nlm.lock.l_offset", FT_UINT32, BASE_DEC,
NULL, 0, "l_offset", HFILL }},
{ &hf_nlm_lock_l_len, {
"l_len", "nlm.lock.l_len", FT_UINT32, BASE_DEC,
NULL, 0, "l_len", HFILL }},
{ &hf_nlm_reclaim, {
"reclaim", "nlm.reclaim", FT_BOOLEAN, BASE_NONE,
&yesno, 0, "reclaim", HFILL }},
{ &hf_nlm_state, {
"state", "nlm.state", FT_UINT32, BASE_DEC,
VALS(names_nlm_state), 0, "state", HFILL }},
{ &hf_nlm_test_stat, {
"test_stat", "nlm.test_stat", FT_NONE, 0,
NULL, 0, "test_stat", HFILL }},
{ &hf_nlm_test_stat_stat, {
"stat", "nlm.test_stat.stat", FT_UINT32, BASE_DEC,
VALS(names_nlm_state), 0, "stat", HFILL }},
{ &hf_nlm_holder, {
"holder", "nlm.holder", FT_NONE, 0,
NULL, 0, "holder", HFILL }},
{ &hf_nlm_share, {
"share", "nlm.share", FT_NONE, 0,
NULL, 0, "share", HFILL }},
{ &hf_nlm_share_mode, {
"mode", "nlm.share.mode", FT_UINT32, BASE_DEC,
VALS(names_fsh_mode), 0, "mode", HFILL }},
{ &hf_nlm_share_access, {
"access", "nlm.share.access", FT_UINT32, BASE_DEC,
VALS(names_fsh_access), 0, "access", HFILL }},
{ &hf_nlm_share_name, {
"name", "nlm.share.name", FT_STRING, BASE_NONE,
NULL, 0, "name", HFILL }},
{ &hf_nlm_sequence, {
"sequence", "nlm.sequence", FT_INT32, BASE_DEC,
NULL, 0, "sequence", HFILL }},
};
static gint *ett[] = {
&ett_nlm,
&ett_nlm_lock,
};
proto_nlm = proto_register_protocol("Network Lock Manager Protocol",
"NLM", "nlm");
proto_register_field_array(proto_nlm, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
}
void
proto_reg_handoff_nlm(void)
{
/* Register the protocol as RPC */
rpc_init_prog(proto_nlm, NLM_PROGRAM, ett_nlm);
/* Register the procedure tables */
rpc_init_proc_table(NLM_PROGRAM, 1, nlm1_proc);
rpc_init_proc_table(NLM_PROGRAM, 2, nlm2_proc);
rpc_init_proc_table(NLM_PROGRAM, 3, nlm3_proc);
rpc_init_proc_table(NLM_PROGRAM, 4, nlm4_proc);
}
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