/* packet-isis-hello.c
* Routines for decoding isis hello packets and their CLVs
*
- * $Id: packet-isis-hello.c,v 1.8 2000/05/31 05:07:12 guy Exp $
+ * $Id: packet-isis-hello.c,v 1.22 2001/11/26 04:52:50 hagbard Exp $
* Stuart Stanley <stuarts@mxmail.net>
*
* Ethereal - Network traffic analyzer
- * By Gerald Combs <gerald@zing.org>
+ * By Gerald Combs <gerald@ethereal.com>
* Copyright 1998 Gerald Combs
- *
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
static int hf_isis_hello_lan_id = -1;
static int hf_isis_hello_local_circuit_id = -1;
static int hf_isis_hello_clv_ipv4_int_addr = -1;
+static int hf_isis_hello_clv_ipv6_int_addr = -1;
+static int hf_isis_hello_clv_ptp_adj = -1;
+static int hf_isis_hello_clv_mt = -1;
static gint ett_isis_hello = -1;
static gint ett_isis_hello_clv_area_addr = -1;
static gint ett_isis_hello_clv_nlpid = -1;
static gint ett_isis_hello_clv_auth = -1;
static gint ett_isis_hello_clv_ipv4_int_addr = -1;
+static gint ett_isis_hello_clv_ipv6_int_addr = -1;
+static gint ett_isis_hello_clv_ptp_adj = -1;
+static gint ett_isis_hello_clv_mt = -1;
+
+static dissector_handle_t data_handle;
static const value_string isis_hello_circuit_type_vals[] = {
{ ISIS_HELLO_TYPE_RESERVED, "Reserved 0 (discard PDU)"},
/*
* Predclare dissectors for use in clv dissection.
*/
-static void dissect_hello_area_address_clv(const u_char *pd, int offset,
- guint length, frame_data *fd, proto_tree *tree);
-static void dissect_hello_is_neighbors_clv(const u_char *pd, int offset,
- guint length, frame_data *fd, proto_tree *tree);
-static void dissect_hello_padding_clv(const u_char *pd, int offset,
- guint length, frame_data *fd, proto_tree *tree);
-static void dissect_hello_nlpid_clv(const u_char *pd, int offset,
- guint length, frame_data *fd, proto_tree *tree);
-static void dissect_hello_ip_int_addr_clv(const u_char *pd, int offset,
- guint length, frame_data *fd, proto_tree *tree);
-static void dissect_hello_auth_clv(const u_char *pd, int offset,
- guint length, frame_data *fd, proto_tree *tree);
+static void dissect_hello_padding_clv(tvbuff_t *tvb,
+ packet_info *pinfo, proto_tree *tree, int offset,
+ int id_length, int length);
+static void dissect_hello_is_neighbors_clv(tvbuff_t *tvb,
+ packet_info *pinfo, proto_tree *tree, int offset,
+ int id_length, int length);
+static void dissect_hello_ptp_adj_clv(tvbuff_t *tvb,
+ packet_info *pinfo, proto_tree *tree, int offset,
+ int id_length, int length);
+static void dissect_hello_area_address_clv(tvbuff_t *tvb,
+ packet_info *pinfo, proto_tree *tree, int offset,
+ int id_length, int length);
+static void dissect_hello_auth_clv(tvbuff_t *tvb,
+ packet_info *pinfo, proto_tree *tree, int offset,
+ int id_length, int length);
+static void dissect_hello_ipv6_int_addr_clv(tvbuff_t *tvb,
+ packet_info *pinfo, proto_tree *tree, int offset,
+ int id_length, int length);
+static void dissect_hello_ip_int_addr_clv(tvbuff_t *tvb,
+ packet_info *pinfo, proto_tree *tree, int offset,
+ int id_length, int length);
+static void dissect_hello_mt_clv(tvbuff_t *tvb,
+ packet_info *pinfo, proto_tree *tree, int offset,
+ int id_length, int length);
+static void dissect_hello_nlpid_clv(tvbuff_t *tvb,
+ packet_info *pinfo, proto_tree *tree, int offset,
+ int id_length, int length);
+
static const isis_clv_handle_t clv_l1_hello_opts[] = {
{
},
{
ISIS_CLV_L1H_NLPID,
- "NLPID",
+ "Protocols Supported",
&ett_isis_hello_clv_nlpid,
dissect_hello_nlpid_clv
},
&ett_isis_hello_clv_ipv4_int_addr,
dissect_hello_ip_int_addr_clv
},
+ {
+ ISIS_CLV_L1H_IPv6_INTERFACE_ADDR,
+ "IPv6 Interface address(es)",
+ &ett_isis_hello_clv_ipv6_int_addr,
+ dissect_hello_ipv6_int_addr_clv
+ },
{
ISIS_CLV_L1H_AUTHENTICATION_NS,
"Authentication(non spec)",
&ett_isis_hello_clv_auth,
dissect_hello_auth_clv
},
+ {
+ ISIS_CLV_L1H_MT,
+ "Multi Topology",
+ &ett_isis_hello_clv_mt,
+ dissect_hello_mt_clv
+ },
{
0,
"",
},
{
ISIS_CLV_L2H_NLPID,
- "NLPID",
+ "Protocols Supported",
&ett_isis_hello_clv_nlpid,
dissect_hello_nlpid_clv
},
&ett_isis_hello_clv_ipv4_int_addr,
dissect_hello_ip_int_addr_clv
},
+ {
+ ISIS_CLV_L2H_IPv6_INTERFACE_ADDR,
+ "IPv6 Interface address(es)",
+ &ett_isis_hello_clv_ipv6_int_addr,
+ dissect_hello_ipv6_int_addr_clv
+ },
{
ISIS_CLV_L2H_AUTHENTICATION_NS,
"Authentication(non spec)",
&ett_isis_hello_clv_auth,
dissect_hello_auth_clv
},
+ {
+ ISIS_CLV_L2H_MT,
+ "Multi Topology",
+ &ett_isis_hello_clv_mt,
+ dissect_hello_mt_clv
+ },
{
0,
"",
},
{
ISIS_CLV_PTP_NLPID,
- "NLPID",
+ "Protocols Supported",
&ett_isis_hello_clv_nlpid,
dissect_hello_nlpid_clv
},
&ett_isis_hello_clv_ipv4_int_addr,
dissect_hello_ip_int_addr_clv
},
+ {
+ ISIS_CLV_PTP_IPv6_INTERFACE_ADDR,
+ "IPv6 Interface address(es)",
+ &ett_isis_hello_clv_ipv6_int_addr,
+ dissect_hello_ipv6_int_addr_clv
+ },
{
ISIS_CLV_PTP_AUTHENTICATION_NS,
"Authentication(non spec)",
&ett_isis_hello_clv_auth,
dissect_hello_auth_clv
},
+ {
+ ISIS_CLV_PTP_ADJ,
+ "point-to-point Adjacency State",
+ &ett_isis_hello_clv_ptp_adj,
+ dissect_hello_ptp_adj_clv
+ },
+ {
+ ISIS_CLV_PTP_MT,
+ "Multi Topology",
+ &ett_isis_hello_clv_mt,
+ dissect_hello_mt_clv
+ },
{
0,
"",
* clv common one.
*
* Input:
- * u_char * : packet data
+ * tvbuff_t * : tvbuffer for packet data
+ * packet_info * : info for current packet
+ * proto_tree * : proto tree to build on (may be null)
* int : current offset into packet data
- * guint : length of this clv
- * frame_data * : frame data
+ * int : length of IDs in packet.
+ * int : length of this clv
+ *
+ * Output:
+ * void, will modify proto_tree if not null.
+ */
+static void
+dissect_hello_nlpid_clv(tvbuff_t *tvb,
+ packet_info *pinfo, proto_tree *tree, int offset,
+ int id_length, int length)
+{
+ isis_dissect_nlpid_clv(tvb, pinfo, tree, offset, length);
+}
+
+/*
+ * Name: dissect_hello_mt_clv()
+ *
+ * Description:
+ * Decode for a hello packets Multi Topology clv. Calls into the
+ * clv common one.
+ *
+ * Input:
+ * tvbuff_t * : tvbuffer for packet data
+ * packet_info * : info for current packet
* proto_tree * : proto tree to build on (may be null)
+ * int : current offset into packet data
+ * int : length of IDs in packet.
+ * int : length of this clv
*
* Output:
* void, will modify proto_tree if not null.
*/
+
static void
-dissect_hello_nlpid_clv(const u_char *pd, int offset,
- guint length, frame_data *fd, proto_tree *tree) {
- isis_dissect_nlpid_clv(pd, offset, length, fd, tree );
+dissect_hello_mt_clv(tvbuff_t *tvb,
+ packet_info *pinfo, proto_tree *tree, int offset,
+ int id_length, int length)
+{
+ isis_dissect_mt_clv(tvb, pinfo, tree, offset, length,
+ hf_isis_hello_clv_mt );
}
/*
* clv common one.
*
* Input:
- * u_char * : packet data
- * int : current offset into packet data
- * guint : length of this clv
- * frame_data * : frame data
+ * tvbuff_t * : tvbuffer for packet data
+ * packet_info * : info for current packet
* proto_tree * : proto tree to build on (may be null)
+ * int : current offset into packet data
+ * int : length of IDs in packet.
+ * int : length of this clv
*
* Output:
* void, will modify proto_tree if not null.
*/
static void
-dissect_hello_ip_int_addr_clv(const u_char *pd, int offset,
- guint length, frame_data *fd, proto_tree *tree) {
- isis_dissect_ip_int_clv(pd, offset, length, fd, tree,
+dissect_hello_ip_int_addr_clv(tvbuff_t *tvb,
+ packet_info *pinfo, proto_tree *tree, int offset,
+ int id_length, int length)
+{
+ isis_dissect_ip_int_clv(tvb, pinfo, tree, offset, length,
hf_isis_hello_clv_ipv4_int_addr );
}
+/*
+ * Name: dissect_hello_ipv6_int_addr_clv()
+ *
+ * Description:
+ * Decode for a hello packets ipv6 interface addr clv. Calls into the
+ * clv common one.
+ *
+ * Input:
+ * tvbuff_t * : tvbuffer for packet data
+ * packet_info * : info for current packet
+ * proto_tree * : proto tree to build on (may be null)
+ * int : current offset into packet data
+ * int : length of IDs in packet.
+ * int : length of this clv
+ *
+ * Output:
+ * void, will modify proto_tree if not null.
+ */
+static void
+dissect_hello_ipv6_int_addr_clv(tvbuff_t *tvb,
+ packet_info *pinfo, proto_tree *tree, int offset,
+ int id_length, int length)
+{
+ isis_dissect_ipv6_int_clv(tvb, pinfo, tree, offset, length,
+ hf_isis_hello_clv_ipv6_int_addr );
+}
+
/*
* Name: dissect_hello_auth_clv()
*
* password.
*
* Input:
- * u_char * : packet data
- * int : current offset into packet data
- * guint : length of this clv
- * frame_data * : frame data
+ * tvbuff_t * : tvbuffer for packet data
+ * packet_info * : info for current packet
* proto_tree * : proto tree to build on (may be null)
+ * int : current offset into packet data
+ * int : length of IDs in packet.
+ * int : length of this clv
*
* Output:
* void, will modify proto_tree if not null.
*/
static void
-dissect_hello_auth_clv(const u_char *pd, int offset,
- guint length, frame_data *fd, proto_tree *tree) {
- isis_dissect_authentication_clv(pd, offset, length, fd, tree,
- "Per Link authentication" );
+dissect_hello_auth_clv(tvbuff_t *tvb,
+ packet_info *pinfo, proto_tree *tree, int offset,
+ int id_length, int length)
+{
+ isis_dissect_authentication_clv(tvb, pinfo, tree, offset,
+ length, "authentication" );
}
/*
* clv common one.
*
* Input:
- * u_char * : packet data
- * int : current offset into packet data
- * guint : length of this clv
- * frame_data * : frame data
+ * tvbuff_t * : tvbuffer for packet data
+ * packet_info * : info for current packet
* proto_tree * : proto tree to build on (may be null)
+ * int : current offset into packet data
+ * int : length of IDs in packet.
+ * int : length of this clv
*
* Output:
* void, will modify proto_tree if not null.
*/
static void
-dissect_hello_area_address_clv(const u_char *pd, int offset,
- guint length, frame_data *fd, proto_tree *tree) {
- isis_dissect_area_address_clv(pd, offset, length, fd, tree );
+dissect_hello_area_address_clv(tvbuff_t *tvb,
+ packet_info *pinfo, proto_tree *tree, int offset,
+ int id_length, int length)
+{
+ isis_dissect_area_address_clv(tvb, pinfo, tree, offset, length);
+}
+
+
+
+static void
+dissect_hello_ptp_adj_clv(tvbuff_t *tvb,
+ packet_info *pinfo, proto_tree *tree, int offset,
+ int id_length, int length)
+{
+ char adj_state[20];
+
+ switch(tvb_get_guint8(tvb, offset)) {
+ case 0:
+ strcpy(adj_state,"Up");
+ break;
+ case 1:
+ strcpy(adj_state,"Initializing");
+ break;
+ case 2:
+ strcpy(adj_state,"Down");
+ break;
+ default:
+ strcpy(adj_state,"<illegal value !!!>");
+ }
+
+ switch(length) {
+ case 1:
+ proto_tree_add_text ( tree, tvb, offset, 1,
+ "Adjacency State: %s", adj_state );
+ break;
+ case 5:
+ proto_tree_add_text ( tree, tvb, offset, 1,
+ "Adjacency State: %s", adj_state );
+ proto_tree_add_text ( tree, tvb, offset+1, 4,
+ "Extended Local circuit ID: 0x%08x", tvb_get_ntohl(tvb, offset+1) );
+ break;
+ case 11:
+ proto_tree_add_text ( tree, tvb, offset, 1,
+ "Adjacency State: %s", adj_state );
+ proto_tree_add_text ( tree, tvb, offset+1, 4,
+ "Extended Local circuit ID: 0x%08x", tvb_get_ntohl(tvb, offset+1) );
+ proto_tree_add_text ( tree, tvb, offset+5, 6,
+ "Neighbor SystemID: %s", print_system_id( tvb_get_ptr(tvb, offset+5, 6), 6 ) );
+ break;
+ case 15:
+ proto_tree_add_text ( tree, tvb, offset, 1,
+ "Adjacency State: %s", adj_state );
+ proto_tree_add_text ( tree, tvb, offset+1, 4,
+ "Extended Local circuit ID: 0x%08x", tvb_get_ntohl(tvb, offset+1) );
+ proto_tree_add_text ( tree, tvb, offset+5, 6,
+ "Neighbor SystemID: %s", print_system_id( tvb_get_ptr(tvb, offset+5, 6), 6 ) );
+ proto_tree_add_text ( tree, tvb, offset+11, 4,
+ "Neighbor Extended Local circuit ID: 0x%08x", tvb_get_ntohl(tvb, offset+11) );
+ break;
+ default:
+ isis_dissect_unknown(tvb, pinfo, tree, offset,
+ "malformed TLV (%d vs 1,5,11,15)", length );
+ return;
+ }
}
/*
* (they tend to be an 802.3 MAC address, but its not required).
*
* Input:
- * u_char * : packet data
- * int : offset into packet data where we are.
- * guint : length of clv we are decoding
- * frame_data * : frame data (complete frame)
+ * tvbuff_t * : tvbuffer for packet data
+ * packet_info * : info for current packet
* proto_tree * : protocol display tree to fill out. May be NULL
- * gint : tree id to use for proto tree.
+ * int : offset into packet data where we are.
+ * int : length of IDs in packet.
+ * int : length of clv we are decoding
*
* Output:
* void, but we will add to proto tree if !NULL.
*/
-void
-dissect_hello_is_neighbors_clv(const u_char *pd, int offset,
- guint length, frame_data *fd, proto_tree *tree ) {
+static void
+dissect_hello_is_neighbors_clv(tvbuff_t *tvb, packet_info *pinfo,
+ proto_tree *tree, int offset, int id_length, int length)
+{
while ( length > 0 ) {
if (length<6) {
- isis_dissect_unknown(offset, length, tree, fd,
+ isis_dissect_unknown(tvb, pinfo, tree, offset,
"short is neighbor (%d vs 6)", length );
return;
}
* format string.
*/
if ( tree ) {
- proto_tree_add_text ( tree, NullTVB, offset, 6,
- "IS Neighbor: %s", print_system_id( pd + offset, 6 ) );
+ proto_tree_add_text ( tree, tvb, offset, 6,
+ "IS Neighbor: %s", print_system_id( tvb_get_ptr(tvb, offset, 6), 6 ) );
}
offset += 6;
length -= 6;
}
}
-
/*
* Name: dissect_hello_padding_clv()
*
* so we just return.
*
* Input:
- * u_char * : packet data
- * int : current offset into packet data
- * guint : length of this clv
- * frame_data * : frame data
+ * tvbuff_t * : tvbuffer for packet data
+ * packet_info * : info for current packet
* proto_tree * : proto tree to build on (may be null)
+ * int : current offset into packet data
+ * int : length of IDs in packet.
+ * int : length of this clv
*
* Output:
* void
*/
static void
-dissect_hello_padding_clv(const u_char *pd, int offset, guint length,
- frame_data *fd, proto_tree *tree) {
+dissect_hello_padding_clv(tvbuff_t *tvb, packet_info *pinfo,
+ proto_tree *tree, int offset, int id_length, int length)
+{
/* nothing to do here! */
}
+
/*
* Name: isis_dissect_isis_hello()
*
* Description:
* This procedure rips apart the various types of ISIS hellos. L1H and
- * L2H's are identicle for the most part, while the PTP hello has
+ * L2H's are identical for the most part, while the PTP hello has
* a shorter header.
*
* Input:
- * int : hello type, alla packet-isis.h ISIS_TYPE_* values
- * int : header length of packet.
- * u_char * : packet data
- * int offset : our offset into packet data.
- * frame_data * : frame data
+ * tvbuff_t * : tvbuffer for packet data
+ * packet_info * : info for current packet
* proto_tree * : protocol display tree to add to. May be NULL.
+ * int offset : our offset into packet data.
+ * int : hello type, a la packet-isis.h ISIS_TYPE_* values
+ * int : header length of packet.
+ * int : length of IDs in packet.
*
* Output:
* void, will modify proto_tree if not NULL.
*/
void
-isis_dissect_isis_hello(int hello_type, int header_length,
- const u_char *pd, int offset, frame_data *fd, proto_tree *tree){
- isis_hello_t *ihp;
+isis_dissect_isis_hello(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
+ int offset, int hello_type, int header_length, int id_length)
+{
proto_item *ti;
proto_tree *hello_tree = NULL;
int len;
- int hlen;
-
- if (hello_type == ISIS_TYPE_PTP_HELLO) {
- hlen = sizeof(*ihp) - 6; /* make length correct */
- } else {
- hlen = sizeof(*ihp);
- }
+ guint8 octet;
+ const guint8 *source_id;
+ guint16 pdu_length;
+ const guint8 *lan_id;
- if (!BYTES_ARE_IN_FRAME(offset, hlen)) {
- isis_dissect_unknown(offset, hlen, tree, fd,
- "not enough capture data for header (%d vs %d)",
- hlen, END_OF_FRAME);
+ if (!proto_is_protocol_enabled(proto_isis_hello)) {
+ call_dissector(data_handle,tvb_new_subset(tvb, offset,-1,tvb_reported_length_remaining(tvb,offset)), pinfo, tree);
return;
}
- ihp = (isis_hello_t *) &pd[offset];
-
if (tree) {
- ti = proto_tree_add_item(tree, proto_isis_hello, NullTVB,
- offset, END_OF_FRAME, FALSE);
+ ti = proto_tree_add_item(tree, proto_isis_hello, tvb,
+ offset, tvb_length_remaining(tvb, offset), FALSE);
hello_tree = proto_item_add_subtree(ti, ett_isis_hello);
- proto_tree_add_uint_format(hello_tree,
+ octet = tvb_get_guint8(tvb, offset);
+ proto_tree_add_uint_format(hello_tree,
hf_isis_hello_circuit_reserved,
- NullTVB, offset, 1, ihp->isis_hello_circuit_reserved,
+ tvb, offset, 1, octet,
"Circuit type : %s, reserved(0x%02x == 0)",
- val_to_str(ihp->isis_hello_circuit,
+ val_to_str(octet&ISIS_HELLO_CTYPE_MASK,
isis_hello_circuit_type_vals,
"Unknown (0x%x)"),
- ihp->isis_hello_creserved
+ octet&ISIS_HELLO_CT_RESERVED_MASK
);
+ }
+ offset += 1;
- proto_tree_add_string_format(hello_tree, hf_isis_hello_lan_id, NullTVB,
- offset + 1, 6, ihp->isis_hello_source_id,
+ if (tree) {
+ source_id = tvb_get_ptr(tvb, offset, id_length);
+ proto_tree_add_bytes_format(hello_tree, hf_isis_hello_source_id, tvb,
+ offset, id_length, source_id,
"SystemID{ Sender of PDU } : %s",
- print_system_id( pd + offset + 1, 6 ) );
- proto_tree_add_uint(hello_tree, hf_isis_hello_holding_timer, NullTVB,
- offset + 7, 2,pntohs(&ihp->isis_hello_holding_timer[0]));
- proto_tree_add_uint(hello_tree, hf_isis_hello_pdu_length, NullTVB,
- offset + 9, 2,pntohs(&ihp->isis_hello_pdu_length[0]));
- proto_tree_add_uint_format(hello_tree, hf_isis_hello_priority_reserved, NullTVB,
- offset + 11, 1, ihp->isis_hello_priority_reserved,
- "Priority : %d, reserved(0x%02x == 0)",
- ihp->isis_hello_priority, ihp->isis_hello_preserved );
- if (hello_type == ISIS_TYPE_PTP_HELLO) {
- proto_tree_add_uint(hello_tree, hf_isis_hello_local_circuit_id, NullTVB,
- offset + 12, 1, ihp->isis_hello_lan_id[0] );
- } else {
- proto_tree_add_string_format(hello_tree, hf_isis_hello_lan_id, NullTVB,
- offset + 12, 7, ihp->isis_hello_lan_id,
+ print_system_id( source_id, id_length ) );
+ }
+ offset += id_length;
+
+ if (tree) {
+ proto_tree_add_item(hello_tree, hf_isis_hello_holding_timer, tvb,
+ offset, 2, FALSE);
+ }
+ offset += 2;
+
+ pdu_length = tvb_get_ntohs(tvb, offset);
+ if (tree) {
+ proto_tree_add_uint(hello_tree, hf_isis_hello_pdu_length, tvb,
+ offset, 2, pdu_length);
+ }
+ offset += 2;
+
+ if (hello_type == ISIS_TYPE_PTP_HELLO) {
+ if (tree) {
+ proto_tree_add_item(hello_tree, hf_isis_hello_local_circuit_id, tvb,
+ offset, 1, FALSE );
+ }
+ offset += 1;
+ } else {
+
+ if (tree) {
+ octet = tvb_get_guint8(tvb, offset);
+ proto_tree_add_uint_format(hello_tree, hf_isis_hello_priority_reserved, tvb,
+ offset, 1, octet,
+ "Priority : %d, reserved(0x%02x == 0)",
+ octet&ISIS_HELLO_PRIORITY_MASK,
+ octet&ISIS_HELLO_P_RESERVED_MASK );
+ }
+ offset += 1;
+
+ if (tree) {
+ lan_id = tvb_get_ptr(tvb, offset, id_length+1);
+ proto_tree_add_bytes_format(hello_tree, hf_isis_hello_lan_id, tvb,
+ offset, id_length + 1, lan_id,
"SystemID{ Designated IS } : %s",
- print_system_id( pd + offset + 12, 7 ) );
+ print_system_id( lan_id, id_length + 1 ) );
}
+ offset += id_length + 1;
}
- offset += hlen;
- len = pntohs(&ihp->isis_hello_pdu_length[0]);
+ len = pdu_length;
len -= header_length;
if (len < 0) {
- isis_dissect_unknown(offset, header_length, tree, fd,
- "packet header length %d went beyond packet",
+ isis_dissect_unknown(tvb, pinfo, tree, offset,
+ "Packet header length %d went beyond packet",
header_length );
return;
}
* our list of valid ones!
*/
if (hello_type == ISIS_TYPE_L1_HELLO){
- isis_dissect_clvs ( clv_l1_hello_opts, len, pd, offset, fd,
- hello_tree, ett_isis_hello_clv_unknown );
+ isis_dissect_clvs(tvb, pinfo, hello_tree, offset,
+ clv_l1_hello_opts, len, id_length,
+ ett_isis_hello_clv_unknown);
} else if (hello_type == ISIS_TYPE_L2_HELLO) {
- isis_dissect_clvs ( clv_l2_hello_opts, len, pd, offset, fd,
- hello_tree, ett_isis_hello_clv_unknown );
+ isis_dissect_clvs(tvb, pinfo, hello_tree, offset,
+ clv_l2_hello_opts, len, id_length,
+ ett_isis_hello_clv_unknown);
} else {
- isis_dissect_clvs ( clv_ptp_hello_opts, len, pd, offset, fd,
- hello_tree, ett_isis_hello_clv_unknown );
+ isis_dissect_clvs(tvb, pinfo, hello_tree, offset,
+ clv_ptp_hello_opts, len, id_length,
+ ett_isis_hello_clv_unknown);
}
}
static hf_register_info hf[] = {
{ &hf_isis_hello_circuit_reserved,
{ "Circuit type ", "isis_hello.circuite_type",
- FT_UINT8, BASE_HEX, NULL, 0x0, "" }},
+ FT_UINT8, BASE_HEX, NULL, 0x0, "", HFILL }},
{ &hf_isis_hello_source_id,
{ "SystemID{ Sender of PDU } ", "isis_hello.source_id",
- FT_ETHER, BASE_HEX, NULL, 0x0, "" }},
+ FT_BYTES, BASE_HEX, NULL, 0x0, "", HFILL }},
{ &hf_isis_hello_holding_timer,
{ "Holding timer ", "isis_hello.holding_timer",
- FT_UINT16, BASE_DEC, NULL, 0x0, "" }},
+ FT_UINT16, BASE_DEC, NULL, 0x0, "", HFILL }},
{ &hf_isis_hello_pdu_length,
{ "PDU length ", "isis_hello.pdu_length",
- FT_UINT16, BASE_DEC, NULL, 0x0, "" }},
+ FT_UINT16, BASE_DEC, NULL, 0x0, "", HFILL }},
{ &hf_isis_hello_priority_reserved,
- { "Priority ", "isis_hello.priority",FT_UINT8, BASE_DEC, NULL,
- ISIS_HELLO_P_RESERVED_MASK, "" }},
+ { "Priority ", "isis_hello.priority",
+ FT_UINT8, BASE_DEC, NULL, ISIS_HELLO_P_RESERVED_MASK, "", HFILL }},
{ &hf_isis_hello_lan_id,
- { "SystemID{ Designated IS } ", "isis_hello.lan_id", FT_STRING, BASE_DEC, NULL,
- 0x0, "" }},
+ { "SystemID{ Designated IS } ", "isis_hello.lan_id",
+ FT_BYTES, BASE_DEC, NULL, 0x0, "", HFILL }},
{ &hf_isis_hello_local_circuit_id,
- { "Local circuit ID ", "isis_hello.local_circuit_id", FT_UINT8,
- BASE_DEC, NULL, 0x0, "" }},
+ { "Local circuit ID ", "isis_hello.local_circuit_id",
+ FT_UINT8, BASE_DEC, NULL, 0x0, "", HFILL }},
{ &hf_isis_hello_clv_ipv4_int_addr,
- { "IPv4 interface address ", "isis_hello.clv_ipv4_int_addr", FT_IPv4,
- BASE_NONE, NULL, 0x0, "" }},
+ { "IPv4 interface address ", "isis_hello.clv_ipv4_int_addr",
+ FT_IPv4, BASE_NONE, NULL, 0x0, "", HFILL }},
+
+ { &hf_isis_hello_clv_ipv6_int_addr,
+ { "IPv6 interface address ", "isis_hello.clv_ipv6_int_addr",
+ FT_IPv6, BASE_NONE, NULL, 0x0, "", HFILL }},
+
+ { &hf_isis_hello_clv_ptp_adj,
+ { "point-to-point Adjacency ", "isis_hello.clv_ptp_adj",
+ FT_UINT8, BASE_DEC, NULL, 0x0, "", HFILL }},
};
static gint *ett[] = {
&ett_isis_hello_clv_nlpid,
&ett_isis_hello_clv_auth,
&ett_isis_hello_clv_ipv4_int_addr,
+ &ett_isis_hello_clv_ipv6_int_addr,
+ &ett_isis_hello_clv_ptp_adj,
+ &ett_isis_hello_clv_mt
};
- proto_isis_hello = proto_register_protocol("ISIS HELLO", "isis_hello");
+ proto_isis_hello = proto_register_protocol("ISIS HELLO",
+ "ISIS HELLO", "isis_hello");
proto_register_field_array(proto_isis_hello, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
}
+void
+proto_reg_handoff_isis_hello(void){
+ data_handle = find_dissector("data");
+}