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-rw-r--r--epan/dissectors/packet-eigrp.c1767
1 files changed, 1478 insertions, 289 deletions
diff --git a/epan/dissectors/packet-eigrp.c b/epan/dissectors/packet-eigrp.c
index c5cf8f19fa..917793df22 100644
--- a/epan/dissectors/packet-eigrp.c
+++ b/epan/dissectors/packet-eigrp.c
@@ -1,4 +1,8 @@
/* packet-eigrp.c
+ * Routines for EIGRP Stub Routing, Authentication and IPv6 TLV dissection
+ *
+ * Copyright 2009, Jochen Bartl <jochen.bartl@gmail.com>
+ *
* Routines for EIGRP dissection
* Copyright 2000, Paul Ionescu <paul@acorp.ro>
*
@@ -48,6 +52,8 @@
#define EIGRP_REPLY 0x04
#define EIGRP_HELLO 0x05
#define EIGRP_SAP 0x06
+#define EIGRP_SIA_QUERY 0x0a
+#define EIGRP_SIA_REPLY 0x0b
#define EIGRP_HI 0x20 /* This value is for my own need to make a difference between Hello and Ack */
#define EIGRP_ACK 0x40 /* This value is for my own need to make a difference between Hello and Ack */
@@ -56,6 +62,7 @@
#define TLV_SEQ 0x0003
#define TLV_SV 0x0004
#define TLV_NMS 0x0005
+#define TLV_STUB 0x0006
#define TLV_IP_INT 0x0102
#define TLV_IP_EXT 0x0103
#define TLV_AT_INT 0x0202
@@ -63,17 +70,208 @@
#define TLV_AT_CBL 0x0204
#define TLV_IPX_INT 0x0302
#define TLV_IPX_EXT 0x0303
+#define TLV_IP6_INT 0x0402
+#define TLV_IP6_EXT 0x0403
+
+#define EIGRP_FLAGS_INIT 0x00000001
+#define EIGRP_FLAGS_CONDRECV 0x00000002
-#define EIGRP_HEADER_LENGTH 20
+#define EIGRP_STUB_FLAGS_CONNECTED 0x0001
+#define EIGRP_STUB_FLAGS_STATIC 0x0002
+#define EIGRP_STUB_FLAGS_SUMMARY 0x0004
+#define EIGRP_STUB_FLAGS_RECVONLY 0x0008
+#define EIGRP_STUB_FLAGS_REDIST 0x0010
+#define EIGRP_STUB_FLAGS_LEAKMAP 0x0020
+
+#define EIGRP_IP_EXT_FLAGS_EXT 0x01
+#define EIGRP_IP_EXT_FLAGS_DEFAULT 0x02
+
+#define EIGRP_HEADER_LENGTH 20
static gint proto_eigrp = -1;
+static gint hf_eigrp_version = -1;
static gint hf_eigrp_opcode = -1;
+static gint hf_eigrp_checksum = -1;
+
+static gint hf_eigrp_flags = -1; /* Flags Tree */
+static gint hf_eigrp_flags_init = -1;
+static gint hf_eigrp_flags_condrecv = -1;
+
+static gint hf_eigrp_sequence = -1;
+static gint hf_eigrp_acknowledge = -1;
static gint hf_eigrp_as = -1;
static gint hf_eigrp_tlv = -1;
+static gint hf_eigrp_tlv_size = -1;
+
+/* EIGRP Parameters TLV */
+static gint hf_eigrp_par_k1 = -1;
+static gint hf_eigrp_par_k2 = -1;
+static gint hf_eigrp_par_k3 = -1;
+static gint hf_eigrp_par_k4 = -1;
+static gint hf_eigrp_par_k5 = -1;
+static gint hf_eigrp_par_reserved = -1;
+static gint hf_eigrp_par_holdtime = -1;
+
+/* Authentication TLV */
+static gint hf_eigrp_auth_type = -1;
+static gint hf_eigrp_auth_keysize = -1;
+static gint hf_eigrp_auth_keyid = -1;
+static gint hf_eigrp_auth_nullpad = -1;
+static gint hf_eigrp_auth_data = -1;
+
+/* Sequence TLV */
+static gint hf_eigrp_seq_addrlen = -1;
+static gint hf_eigrp_seq_ipaddr = -1;
+static gint hf_eigrp_seq_ip6addr = -1;
+
+/* Software Version TLV */
+static gint hf_eigrp_sv_ios = -1;
+static gint hf_eigrp_sv_eigrp = -1;
+
+/* Next multicast sequence TLV */
+static gint hf_eigrp_nms = -1;
+
+/* Stub routing TLV */
+static gint hf_eigrp_stub_flags = -1; /* Stub Flags Tree */
+static gint hf_eigrp_stub_flags_connected = -1;
+static gint hf_eigrp_stub_flags_static = -1;
+static gint hf_eigrp_stub_flags_summary = -1;
+static gint hf_eigrp_stub_flags_recvonly = -1;
+static gint hf_eigrp_stub_flags_redist = -1;
+static gint hf_eigrp_stub_flags_leakmap = -1;
+
+/* IP internal route TLV */
+static gint hf_eigrp_ip_int_nexthop = -1;
+static gint hf_eigrp_ip_int_delay = -1;
+static gint hf_eigrp_ip_int_bandwidth = -1;
+static gint hf_eigrp_ip_int_mtu = -1;
+static gint hf_eigrp_ip_int_hopcount = -1;
+static gint hf_eigrp_ip_int_reliability = -1;
+static gint hf_eigrp_ip_int_load = -1;
+static gint hf_eigrp_ip_int_reserved = -1;
+static gint hf_eigrp_ip_int_prefixlen = -1;
+static gint hf_eigrp_ip_int_dst = -1;
+
+/* IP external route TLV */
+static gint hf_eigrp_ip_ext_nexthop = -1;
+static gint hf_eigrp_ip_ext_origrouter = -1;
+static gint hf_eigrp_ip_ext_as = -1;
+static gint hf_eigrp_ip_ext_tag = -1;
+static gint hf_eigrp_ip_ext_metric = -1;
+static gint hf_eigrp_ip_ext_reserved = -1;
+static gint hf_eigrp_ip_ext_proto = -1;
+
+static gint hf_eigrp_ip_ext_flags = -1; /* IP external route Flags Tree */
+static gint hf_eigrp_ip_ext_flags_ext = -1;
+static gint hf_eigrp_ip_ext_flags_default = -1;
+
+static gint hf_eigrp_ip_ext_delay = -1;
+static gint hf_eigrp_ip_ext_bandwidth = -1;
+static gint hf_eigrp_ip_ext_mtu = -1;
+static gint hf_eigrp_ip_ext_hopcount = -1;
+static gint hf_eigrp_ip_ext_reliability = -1;
+static gint hf_eigrp_ip_ext_load = -1;
+static gint hf_eigrp_ip_ext_reserved2 = -1;
+static gint hf_eigrp_ip_ext_prefixlen = -1;
+
+/* IPX internal route TLV */
+static gint hf_eigrp_ipx_int_delay = -1;
+static gint hf_eigrp_ipx_int_bandwidth = -1;
+static gint hf_eigrp_ipx_int_mtu = -1;
+static gint hf_eigrp_ipx_int_hopcount = -1;
+static gint hf_eigrp_ipx_int_reliability = -1;
+static gint hf_eigrp_ipx_int_load = -1;
+static gint hf_eigrp_ipx_int_reserved = -1;
+
+/* IPX external route TLV */
+static gint hf_eigrp_ipx_ext_as = -1;
+static gint hf_eigrp_ipx_ext_tag = -1;
+static gint hf_eigrp_ipx_ext_proto = -1;
+static gint hf_eigrp_ipx_ext_reserved = -1;
+static gint hf_eigrp_ipx_ext_metric = -1;
+static gint hf_eigrp_ipx_ext_extdelay = -1;
+static gint hf_eigrp_ipx_ext_delay = -1;
+static gint hf_eigrp_ipx_ext_bandwidth = -1;
+static gint hf_eigrp_ipx_ext_mtu = -1;
+static gint hf_eigrp_ipx_ext_hopcount = -1;
+static gint hf_eigrp_ipx_ext_reliability = -1;
+static gint hf_eigrp_ipx_ext_load = -1;
+static gint hf_eigrp_ipx_ext_reserved2 = -1;
+
+
+/* AppleTalk cable configuration TLV */
+static gint hf_eigrp_at_cbl_routerid = -1;
+
+/* AppleTalk internal route TLV */
+static gint hf_eigrp_at_int_delay = -1;
+static gint hf_eigrp_at_int_bandwidth = -1;
+static gint hf_eigrp_at_int_mtu = -1;
+static gint hf_eigrp_at_int_hopcount = -1;
+static gint hf_eigrp_at_int_reliability = -1;
+static gint hf_eigrp_at_int_load = -1;
+static gint hf_eigrp_at_int_reserved = -1;
+
+/* AppleTalk external route TLV */
+static gint hf_eigrp_at_ext_origrouter = -1;
+static gint hf_eigrp_at_ext_as = -1;
+static gint hf_eigrp_at_ext_tag = -1;
+static gint hf_eigrp_at_ext_proto = -1;
+
+static gint hf_eigrp_at_ext_flags = -1; /* AppleTalk external route Flags Tree */
+static gint hf_eigrp_at_ext_flags_ext = -1;
+static gint hf_eigrp_at_ext_flags_default = -1;
+
+static gint hf_eigrp_at_ext_metric = -1;
+
+static gint hf_eigrp_at_ext_delay = -1;
+static gint hf_eigrp_at_ext_bandwidth = -1;
+static gint hf_eigrp_at_ext_mtu = -1;
+static gint hf_eigrp_at_ext_hopcount = -1;
+static gint hf_eigrp_at_ext_reliability = -1;
+static gint hf_eigrp_at_ext_load = -1;
+static gint hf_eigrp_at_ext_reserved = -1;
+
+/* IPv6 internal route TLV */
+static gint hf_eigrp_ip6_int_nexthop = -1;
+static gint hf_eigrp_ip6_int_delay = -1;
+static gint hf_eigrp_ip6_int_bandwidth = -1;
+static gint hf_eigrp_ip6_int_mtu = -1;
+static gint hf_eigrp_ip6_int_hopcount = -1;
+static gint hf_eigrp_ip6_int_reliability = -1;
+static gint hf_eigrp_ip6_int_load = -1;
+static gint hf_eigrp_ip6_int_reserved = -1;
+static gint hf_eigrp_ip6_int_prefixlen = -1;
+
+/* IPv6 external route TLV */
+static gint hf_eigrp_ip6_ext_nexthop = -1;
+static gint hf_eigrp_ip6_ext_origrouter = -1;
+static gint hf_eigrp_ip6_ext_as = -1;
+static gint hf_eigrp_ip6_ext_tag = -1;
+static gint hf_eigrp_ip6_ext_metric = -1;
+static gint hf_eigrp_ip6_ext_reserved = -1;
+static gint hf_eigrp_ip6_ext_proto = -1;
+
+static gint hf_eigrp_ip6_ext_flags = -1; /* IPv6 external route Flags Tree */
+static gint hf_eigrp_ip6_ext_flags_ext = -1;
+static gint hf_eigrp_ip6_ext_flags_default = -1;
+
+static gint hf_eigrp_ip6_ext_delay = -1;
+static gint hf_eigrp_ip6_ext_bandwidth = -1;
+static gint hf_eigrp_ip6_ext_mtu = -1;
+static gint hf_eigrp_ip6_ext_hopcount = -1;
+static gint hf_eigrp_ip6_ext_reliability = -1;
+static gint hf_eigrp_ip6_ext_load = -1;
+static gint hf_eigrp_ip6_ext_reserved2 = -1;
+static gint hf_eigrp_ip6_ext_prefixlen = -1;
static gint ett_eigrp = -1;
+static gint ett_eigrp_flags = -1;
static gint ett_tlv = -1;
+static gint ett_eigrp_stub_flags = -1;
+static gint ett_eigrp_ip_ext_flags = -1;
+static gint ett_eigrp_ip6_ext_flags = -1;
+static gint ett_eigrp_at_ext_flags = -1;
static dissector_handle_t ipxsap_handle;
@@ -85,6 +283,8 @@ static const value_string eigrp_opcode_vals[] = {
{ EIGRP_QUERY, "Query" },
{ EIGRP_REQUEST, "Request" },
{ EIGRP_SAP, "IPX/SAP Update" },
+ { EIGRP_SIA_QUERY, "SIA-Query" },
+ { EIGRP_SIA_REPLY, "SIA-Reply" },
{ EIGRP_HI, "Hello" },
{ EIGRP_ACK, "Acknowledge" },
{ 0, NULL }
@@ -96,6 +296,7 @@ static const value_string eigrp_tlv_vals[] = {
{ TLV_SEQ , "Sequence"},
{ TLV_SV, "Software Version"},
{ TLV_NMS , "Next multicast sequence"},
+ { TLV_STUB , "Stub routing"},
{ TLV_IP_INT, "IP internal route"},
{ TLV_IP_EXT, "IP external route"},
{ TLV_AT_INT, "AppleTalk internal route"},
@@ -103,6 +304,8 @@ static const value_string eigrp_tlv_vals[] = {
{ TLV_AT_CBL, "AppleTalk cable configuration"},
{ TLV_IPX_INT, "IPX internal route"},
{ TLV_IPX_EXT, "IPX external route"},
+ { TLV_IP6_INT, "IPv6 internal route"},
+ { TLV_IP6_EXT, "IPv6 external route"},
{ 0, NULL}
};
@@ -121,393 +324,1379 @@ static const value_string eigrp_pid_vals[] = {
{ 0, NULL}
};
+static const value_string eigrp_auth_type_vals[] = {
+ { 2, "MD5"},
+ { 0, NULL}
+};
+
+static void dissect_eigrp_par(tvbuff_t *tvb, proto_tree *tree, proto_item *ti);
+static void dissect_eigrp_auth(tvbuff_t *tvb, proto_tree *tree, proto_item *ti);
+static void dissect_eigrp_seq(tvbuff_t *tvb, proto_tree *tree);
+static void dissect_eigrp_sv(tvbuff_t *tvb, proto_tree *tree, proto_item *ti);
+static void dissect_eigrp_nms(tvbuff_t *tvb, proto_tree *tree, proto_item *ti);
+static void dissect_eigrp_stub(tvbuff_t *tvb, proto_tree *tree);
-static void dissect_eigrp_par (tvbuff_t *tvb, proto_tree *tree);
-static void dissect_eigrp_seq (tvbuff_t *tvb, proto_tree *tree);
-static void dissect_eigrp_sv (tvbuff_t *tvb, proto_tree *tree, proto_item *ti);
-static void dissect_eigrp_nms (tvbuff_t *tvb, proto_tree *tree, proto_item *ti);
+static void dissect_eigrp_ip_int(tvbuff_t *tvb, proto_tree *tree, proto_item *ti);
+static void dissect_eigrp_ip_ext(tvbuff_t *tvb, proto_tree *tree, proto_item *ti);
-static void dissect_eigrp_ip_int (tvbuff_t *tvb, proto_tree *tree, proto_item *ti);
-static void dissect_eigrp_ip_ext (tvbuff_t *tvb, proto_tree *tree, proto_item *ti);
+static void dissect_eigrp_ipx_int(tvbuff_t *tvb, proto_tree *tree, proto_item *ti);
+static void dissect_eigrp_ipx_ext(tvbuff_t *tvb, proto_tree *tree, proto_item *ti);
-static void dissect_eigrp_ipx_int (tvbuff_t *tvb, proto_tree *tree, proto_item *ti);
-static void dissect_eigrp_ipx_ext (tvbuff_t *tvb, proto_tree *tree, proto_item *ti);
+static void dissect_eigrp_at_cbl(tvbuff_t *tvb, proto_tree *tree, proto_item *ti);
+static void dissect_eigrp_at_int(tvbuff_t *tvb, proto_tree *tree, proto_item *ti);
+static void dissect_eigrp_at_ext(tvbuff_t *tvb, proto_tree *tree, proto_item *ti);
-static void dissect_eigrp_at_cbl (tvbuff_t *tvb, proto_tree *tree, proto_item *ti);
-static void dissect_eigrp_at_int (tvbuff_t *tvb, proto_tree *tree, proto_item *ti);
-static void dissect_eigrp_at_ext (tvbuff_t *tvb, proto_tree *tree, proto_item *ti);
+static void dissect_eigrp_ip6_int(tvbuff_t *tvb, proto_tree *tree, proto_item *ti);
+static void dissect_eigrp_ip6_ext(tvbuff_t *tvb, proto_tree *tree, proto_item *ti);
-static void
-dissect_eigrp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) {
- proto_tree *eigrp_tree,*tlv_tree;
- proto_item *ti;
+static void dissect_eigrp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) {
- guint opcode,opcode_tmp;
- guint16 tlv;
- guint32 ack, size, offset = EIGRP_HEADER_LENGTH;
+ proto_tree *eigrp_tree, *tlv_tree, *eigrp_flags_tree;
+ proto_item *ti;
- col_set_str(pinfo->cinfo, COL_PROTOCOL, "EIGRP");
- col_clear(pinfo->cinfo, COL_INFO);
+ guint opcode, opcode_tmp;
+ guint16 tlv;
+ guint32 ack, size, offset = EIGRP_HEADER_LENGTH;
- opcode_tmp=opcode=tvb_get_guint8(tvb,1);
- ack = tvb_get_ntohl(tvb,12);
- if (opcode==EIGRP_HELLO) { if (ack == 0) opcode_tmp=EIGRP_HI; else opcode_tmp=EIGRP_ACK; }
+ col_set_str(pinfo->cinfo, COL_PROTOCOL, "EIGRP");
+ col_clear(pinfo->cinfo, COL_INFO);
- if (check_col(pinfo->cinfo, COL_INFO))
- col_add_str(pinfo->cinfo, COL_INFO,
- val_to_str(opcode_tmp , eigrp_opcode_vals, "Unknown (0x%04x)"));
+ opcode_tmp = opcode = tvb_get_guint8(tvb, 1);
+ ack = tvb_get_ntohl(tvb, 12);
+ if (opcode == EIGRP_HELLO) { if (ack == 0) opcode_tmp = EIGRP_HI; else opcode_tmp = EIGRP_ACK; }
+ col_add_str(pinfo->cinfo, COL_INFO,
+ val_to_str(opcode_tmp, eigrp_opcode_vals, "Unknown (0x%04x)"));
+ if (tree) {
+ ti = proto_tree_add_protocol_format(tree, proto_eigrp, tvb, 0, -1, "Cisco EIGRP");
- if (tree) {
+ eigrp_tree = proto_item_add_subtree(ti, ett_eigrp);
- ti = proto_tree_add_protocol_format(tree, proto_eigrp, tvb, 0, -1,
- "Cisco EIGRP");
+ proto_tree_add_item(eigrp_tree, hf_eigrp_version, tvb, 0, 1, FALSE);
+ proto_tree_add_item(eigrp_tree, hf_eigrp_opcode, tvb, 1, 1, FALSE);
+ proto_tree_add_item(eigrp_tree, hf_eigrp_checksum, tvb, 2, 2, FALSE);
- eigrp_tree = proto_item_add_subtree(ti, ett_eigrp);
+/* Decode the EIGRP Flags Field */
- proto_tree_add_text (eigrp_tree, tvb, 0,1,"Version = %u",tvb_get_guint8(tvb,0)) ;
- proto_tree_add_uint_format (eigrp_tree, hf_eigrp_opcode, tvb, 1,1,opcode,"Opcode = %u (%s)",opcode,val_to_str(opcode_tmp,eigrp_opcode_vals, "Unknown")) ;
- proto_tree_add_text (eigrp_tree, tvb, 2,2,"Checksum = 0x%04x",tvb_get_ntohs(tvb,2)) ;
- proto_tree_add_text (eigrp_tree, tvb, 4,4,"Flags = 0x%08x",tvb_get_ntohl(tvb,4)) ;
- proto_tree_add_text (eigrp_tree, tvb, 8,4,"Sequence = %u",tvb_get_ntohl(tvb,8)) ;
- proto_tree_add_text (eigrp_tree, tvb, 12,4,"Acknowledge = %u",tvb_get_ntohl(tvb,12)) ;
- proto_tree_add_uint (eigrp_tree, hf_eigrp_as, tvb, 16,4,tvb_get_ntohl(tvb,16)) ;
+ ti = proto_tree_add_item(eigrp_tree, hf_eigrp_flags, tvb, 4, 4, FALSE);
+ eigrp_flags_tree = proto_item_add_subtree(ti, ett_eigrp_flags);
- if (opcode==EIGRP_SAP)
- {
- call_dissector(ipxsap_handle, tvb_new_subset_remaining(tvb, EIGRP_HEADER_LENGTH), pinfo, eigrp_tree);
- return;
- }
+ proto_tree_add_item(eigrp_flags_tree, hf_eigrp_flags_init, tvb, 4, 4, FALSE);
+ proto_tree_add_item (eigrp_flags_tree, hf_eigrp_flags_condrecv, tvb, 4, 4, FALSE);
+
+/* End Decode the EIGRP Flags Field */
- while ( tvb_reported_length_remaining(tvb,offset)>0 ) {
+ proto_tree_add_item(eigrp_tree, hf_eigrp_sequence, tvb, 8, 4, FALSE);
+ proto_tree_add_item(eigrp_tree, hf_eigrp_acknowledge, tvb, 12, 4, FALSE);
+ proto_tree_add_item(eigrp_tree, hf_eigrp_as, tvb, 16, 4, FALSE);
- tlv = tvb_get_ntohs(tvb,offset);
- size = tvb_get_ntohs(tvb,offset+2);
- if ( size == 0 )
- {
- proto_tree_add_text(eigrp_tree,tvb,offset,-1,"Unknown data (maybe authentication)");
- return;
+ if (opcode == EIGRP_SAP) {
+ call_dissector(ipxsap_handle, tvb_new_subset(tvb, EIGRP_HEADER_LENGTH, -1, -1), pinfo, eigrp_tree);
+ return;
}
- ti = proto_tree_add_text (eigrp_tree, tvb, offset,size,
- "%s",val_to_str(tlv, eigrp_tlv_vals, "Unknown (0x%04x)"));
-
- tlv_tree = proto_item_add_subtree (ti, ett_tlv);
- proto_tree_add_uint_format (tlv_tree,hf_eigrp_tlv, tvb,offset,2,tlv,"Type = 0x%04x (%s)",tlv,val_to_str(tlv,eigrp_tlv_vals, "Unknown")) ;
- proto_tree_add_text (tlv_tree,tvb,offset+2,2,"Size = %u bytes",size) ;
-
-
- switch (tlv){
- case TLV_PAR:
- dissect_eigrp_par(tvb_new_subset(tvb, offset+4, size-4, -1), tlv_tree);
- break;
- case TLV_SEQ:
- dissect_eigrp_seq(tvb_new_subset(tvb, offset+4, size-4, -1), tlv_tree);
- break;
- case TLV_SV:
- dissect_eigrp_sv(tvb_new_subset(tvb, offset+4, size-4, -1), tlv_tree, ti);
- break;
- case TLV_NMS:
- dissect_eigrp_nms(tvb_new_subset(tvb, offset+4, size-4, -1), tlv_tree, ti);
- break;
-
- case TLV_IP_INT:
- dissect_eigrp_ip_int(tvb_new_subset(tvb, offset+4, size-4, -1), tlv_tree, ti);
- break;
- case TLV_IP_EXT:
- dissect_eigrp_ip_ext(tvb_new_subset(tvb, offset+4, size-4, -1), tlv_tree, ti);
- break;
-
- case TLV_IPX_INT:
- dissect_eigrp_ipx_int(tvb_new_subset(tvb, offset+4, size-4, -1), tlv_tree, ti);
- break;
- case TLV_IPX_EXT:
- dissect_eigrp_ipx_ext(tvb_new_subset(tvb, offset+4, size-4, -1), tlv_tree, ti);
- break;
-
- case TLV_AT_CBL:
- dissect_eigrp_at_cbl(tvb_new_subset(tvb, offset+4, size-4, -1), tlv_tree, ti);
- break;
- case TLV_AT_INT:
- dissect_eigrp_at_int(tvb_new_subset(tvb, offset+4, size-4, -1), tlv_tree, ti);
- break;
- case TLV_AT_EXT:
- dissect_eigrp_at_ext(tvb_new_subset(tvb, offset+4, size-4, -1), tlv_tree, ti);
- break;
- case TLV_AUTH:
- proto_tree_add_text(tlv_tree,tvb,offset+4,size-4,"Authentication data");
- break;
- }
+ while (tvb_reported_length_remaining(tvb, offset) > 0) {
+
+ tlv = tvb_get_ntohs(tvb, offset);
+ size = tvb_get_ntohs(tvb, offset + 2);
+
+ if (size == 0) {
+ proto_tree_add_text(eigrp_tree, tvb, offset, -1, "Unknown data (maybe authentication)");
+ return;
+ }
+
+ ti = proto_tree_add_text(eigrp_tree, tvb, offset,size,
+ "%s", val_to_str(tlv, eigrp_tlv_vals, "Unknown (0x%04x)"));
+
+ tlv_tree = proto_item_add_subtree(ti, ett_tlv);
+ proto_tree_add_item(tlv_tree, hf_eigrp_tlv, tvb, offset, 2, FALSE);
+ proto_tree_add_item(tlv_tree, hf_eigrp_tlv_size, tvb, offset + 2, 2, FALSE);
+
+
+ switch (tlv) {
+ case TLV_PAR:
+ dissect_eigrp_par(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti);
+ break;
+ case TLV_AUTH:
+ dissect_eigrp_auth(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti);
+ break;
+ case TLV_SEQ:
+ dissect_eigrp_seq(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree);
+ break;
+ case TLV_SV:
+ dissect_eigrp_sv(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti);
+ break;
+ case TLV_NMS:
+ dissect_eigrp_nms(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti);
+ break;
+ case TLV_STUB:
+ dissect_eigrp_stub(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree);
+ break;
+
+ case TLV_IP_INT:
+ dissect_eigrp_ip_int(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti);
+ break;
+ case TLV_IP_EXT:
+ dissect_eigrp_ip_ext(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti);
+ break;
+
+ case TLV_IPX_INT:
+ dissect_eigrp_ipx_int(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti);
+ break;
+ case TLV_IPX_EXT:
+ dissect_eigrp_ipx_ext(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti);
+ break;
+
+ case TLV_AT_CBL:
+ dissect_eigrp_at_cbl(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti);
+ break;
+ case TLV_AT_INT:
+ dissect_eigrp_at_int(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti);
+ break;
+ case TLV_AT_EXT:
+ dissect_eigrp_at_ext(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti);
+ break;
+
+ case TLV_IP6_INT:
+ dissect_eigrp_ip6_int(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti);
+ break;
+ case TLV_IP6_EXT:
+ dissect_eigrp_ip6_ext(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti);
+ break;
+ }
+
+ offset += size;
+ }
+ }
+}
+
- offset+=size;
- }
- }
+static void dissect_eigrp_par(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) {
+
+ int offset = 0;
+ guint8 k1, k2, k3, k4, k5;
+
+ k1 = tvb_get_guint8(tvb, 1);
+ proto_tree_add_item(tree, hf_eigrp_par_k1, tvb, offset, 1, FALSE);
+ offset += 1;
+ k2 = tvb_get_guint8(tvb, 1);
+ proto_tree_add_item(tree, hf_eigrp_par_k2, tvb, offset, 1, FALSE);
+ offset += 1;
+ k3 = tvb_get_guint8(tvb, 1);
+ proto_tree_add_item(tree, hf_eigrp_par_k3, tvb, offset, 1, FALSE);
+ offset += 1;
+ k4 = tvb_get_guint8(tvb, 1);
+ proto_tree_add_item(tree, hf_eigrp_par_k4, tvb, offset, 1, FALSE);
+ offset += 1;
+ k5 = tvb_get_guint8(tvb, 1);
+ proto_tree_add_item(tree, hf_eigrp_par_k5, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_par_reserved, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_par_holdtime, tvb, offset, 2, FALSE);
+
+ if (k1 == 255 && k2 == 255 && k3 == 255 && k4 == 255 && k5 == 255) {
+ proto_item_append_text(ti, ": Goodbye Message");
+ }
}
+static void dissect_eigrp_auth(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) {
+ int offset = 0;
+ guint16 keysize;
-static void dissect_eigrp_par (tvbuff_t *tvb, proto_tree *tree) {
- proto_tree_add_text (tree,tvb,0,1,"K1 = %u",tvb_get_guint8(tvb,0));
- proto_tree_add_text (tree,tvb,1,1,"K2 = %u",tvb_get_guint8(tvb,1));
- proto_tree_add_text (tree,tvb,2,1,"K3 = %u",tvb_get_guint8(tvb,2));
- proto_tree_add_text (tree,tvb,3,1,"K4 = %u",tvb_get_guint8(tvb,3));
- proto_tree_add_text (tree,tvb,4,1,"K5 = %u",tvb_get_guint8(tvb,4));
- proto_tree_add_text (tree,tvb,5,1,"Reserved");
- proto_tree_add_text (tree,tvb,6,2,"Hold Time = %u",tvb_get_ntohs(tvb,6));
+ keysize = tvb_get_ntohs(tvb, 2);
+
+ proto_tree_add_item(tree, hf_eigrp_auth_type, tvb, offset, 2, FALSE);
+ offset += 2;
+ proto_tree_add_item(tree, hf_eigrp_auth_keysize, tvb, offset, 2, FALSE);
+ offset += 2;
+ proto_tree_add_item(tree, hf_eigrp_auth_keyid, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_auth_nullpad, tvb, offset, 12, FALSE);
+ offset += 12;
+
+ switch (keysize) {
+ /* Only MD5 is supported at the moment */
+ case 16:
+ proto_tree_add_item(tree, hf_eigrp_auth_data, tvb, offset, keysize, FALSE);
+ break;
+ default:
+ /* nothing */
+ proto_item_append_text(ti, " [Invalid key size %u] Only 16/MD5 supported at the moment", keysize);
+ ;
+ }
}
-static void dissect_eigrp_seq (tvbuff_t *tvb, proto_tree *tree)
-{ guint8 addr_len;
- addr_len=tvb_get_guint8(tvb,0);
- proto_tree_add_text (tree,tvb,0,1,"Address length = %u",addr_len);
- switch (addr_len){
+static void dissect_eigrp_seq(tvbuff_t *tvb, proto_tree *tree) {
+
+ int offset = 0;
+ guint8 addr_len;
+
+ addr_len = tvb_get_guint8(tvb, 0);
+
+ proto_tree_add_item(tree, hf_eigrp_seq_addrlen, tvb, offset, 1, FALSE);
+ offset += 1;
+
+ switch (addr_len) {
+ /* IPv4 */
case 4:
- proto_tree_add_text (tree,tvb,1,addr_len,"IP Address = %u.%u.%u.%u",tvb_get_guint8(tvb,1),tvb_get_guint8(tvb,2),tvb_get_guint8(tvb,3),tvb_get_guint8(tvb,4));
+ proto_tree_add_item(tree, hf_eigrp_seq_ipaddr, tvb, offset, addr_len, FALSE);
break;
+ /* IPX */
case 10:
- proto_tree_add_text (tree,tvb,1,addr_len,"IPX Address = %08x.%04x.%04x.%04x",tvb_get_ntohl(tvb,1),tvb_get_ntohs(tvb,5),tvb_get_ntohs(tvb,7),tvb_get_ntohs(tvb,9));
+ proto_tree_add_text(tree, tvb, offset, addr_len, "IPX Address = %08x.%04x.%04x.%04x",
+ tvb_get_ntohl(tvb, 1), tvb_get_ntohs(tvb, 5),
+ tvb_get_ntohs(tvb, 7), tvb_get_ntohs(tvb, 9));
+ break;
+ /* IPv6 */
+ case 16:
+ proto_tree_add_item(tree, hf_eigrp_seq_ip6addr, tvb, offset, addr_len, FALSE);
break;
default:
/* nothing */
;
- }
+ }
}
-static void dissect_eigrp_sv (tvbuff_t *tvb, proto_tree *tree, proto_item *ti)
-{
+static void dissect_eigrp_sv(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) {
+
+ int offset = 0;
guint8 ios_rel_major, ios_rel_minor;
guint8 eigrp_rel_major, eigrp_rel_minor;
- ios_rel_major = tvb_get_guint8(tvb,0);
- ios_rel_minor = tvb_get_guint8(tvb,1);
- proto_tree_add_text (tree,tvb,0,2," IOS release version = %u.%u",
+ ios_rel_major = tvb_get_guint8(tvb, 0);
+ ios_rel_minor = tvb_get_guint8(tvb, 1);
+ proto_tree_add_text(tree, tvb, offset, 2, "IOS release version: %u.%u",
ios_rel_major, ios_rel_minor);
- proto_item_append_text (ti,": IOS=%u.%u", ios_rel_major, ios_rel_minor);
+ offset += 2;
+ proto_item_append_text(ti, ": IOS=%u.%u", ios_rel_major, ios_rel_minor);
- eigrp_rel_major = tvb_get_guint8(tvb,2);
- eigrp_rel_minor = tvb_get_guint8(tvb,3);
- proto_tree_add_text (tree,tvb,2,2,"EIGRP release version = %u.%u",
+ eigrp_rel_major = tvb_get_guint8(tvb, 2);
+ eigrp_rel_minor = tvb_get_guint8(tvb, 3);
+ proto_tree_add_text(tree,tvb,offset, 2, "EIGRP release version: %u.%u",
eigrp_rel_major, eigrp_rel_minor);
- proto_item_append_text (ti,", EIGRP=%u.%u",
+ proto_item_append_text(ti, ", EIGRP=%u.%u",
eigrp_rel_major, eigrp_rel_minor);
}
-static void dissect_eigrp_nms (tvbuff_t *tvb, proto_tree *tree, proto_item *ti)
-{
- proto_tree_add_text (tree,tvb,0,4,"Next Multicast Sequence = %u",tvb_get_ntohl(tvb,0));
- proto_item_append_text (ti,": %u",tvb_get_ntohl(tvb,0));
+static void dissect_eigrp_nms(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) {
+
+ proto_tree_add_item(tree, hf_eigrp_nms, tvb, 0, 4, FALSE);
+ proto_item_append_text(ti, ": %u", tvb_get_ntohl(tvb, 0));
}
+static void dissect_eigrp_stub(tvbuff_t *tvb, proto_tree *tree) {
+ proto_tree *eigrp_stub_flags_tree;
+ proto_item *ti;
-static void dissect_eigrp_ip_int (tvbuff_t *tvb, proto_tree *tree, proto_item *ti)
-{
- guint8 ip_addr[4],length;
- int addr_len,offset;
+ ti = proto_tree_add_item(tree, hf_eigrp_stub_flags, tvb, 0, 2, FALSE);
+ eigrp_stub_flags_tree = proto_item_add_subtree(ti, ett_eigrp_stub_flags);
- tvb_memcpy(tvb,ip_addr,0,4);
- proto_tree_add_text (tree,tvb,0,4, "Next Hop = %s",ip_to_str(ip_addr));
- proto_tree_add_text (tree,tvb,4,4, "Delay = %u",tvb_get_ntohl(tvb,4));
- proto_tree_add_text (tree,tvb,8,4, "Bandwidth = %u",tvb_get_ntohl(tvb,8));
- proto_tree_add_text (tree,tvb,12,3,"MTU = %u",tvb_get_ntoh24(tvb,12));
- proto_tree_add_text (tree,tvb,15,1,"Hop Count = %u",tvb_get_guint8(tvb,15));
- proto_tree_add_text (tree,tvb,16,1,"Reliability = %u",tvb_get_guint8(tvb,16));
- proto_tree_add_text (tree,tvb,17,1,"Load = %u",tvb_get_guint8(tvb,17));
- proto_tree_add_text (tree,tvb,18,2,"Reserved ");
+ proto_tree_add_item(eigrp_stub_flags_tree, hf_eigrp_stub_flags_connected, tvb, 0, 2, FALSE);
+ proto_tree_add_item(eigrp_stub_flags_tree, hf_eigrp_stub_flags_static, tvb, 0, 2, FALSE);
+ proto_tree_add_item(eigrp_stub_flags_tree, hf_eigrp_stub_flags_summary, tvb, 0, 2, FALSE);
+ proto_tree_add_item(eigrp_stub_flags_tree, hf_eigrp_stub_flags_recvonly, tvb, 0, 2, FALSE);
+ proto_tree_add_item(eigrp_stub_flags_tree, hf_eigrp_stub_flags_redist, tvb, 0, 2, FALSE);
+ proto_tree_add_item(eigrp_stub_flags_tree, hf_eigrp_stub_flags_leakmap, tvb, 0, 2, FALSE);
+}
+
+static void dissect_eigrp_ip_int(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) {
+
+ guint8 ip_addr[4], length;
+ int addr_len, offset = 0;
+ proto_item *prefixlenti;
+
+ tvb_memcpy(tvb, ip_addr, 0, 4);
+
+ proto_tree_add_item(tree, hf_eigrp_ip_int_nexthop, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_ip_int_delay, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_ip_int_bandwidth, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_ip_int_mtu, tvb, offset, 3, FALSE);
+ offset += 3;
+ proto_tree_add_item(tree, hf_eigrp_ip_int_hopcount, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_ip_int_reliability, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_ip_int_load, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_ip_int_reserved, tvb, offset, 2, FALSE);
+ offset += 2;
+
+ for (offset = 20; tvb_length_remaining(tvb, offset) > 0; offset += (1 + addr_len)) {
+ length = tvb_get_guint8(tvb, offset);
+ addr_len = ipv4_addr_and_mask(tvb, offset + 1, ip_addr, length);
- for (offset = 20; tvb_length_remaining(tvb, offset) > 0; offset += (1+addr_len))
- {
- length=tvb_get_guint8(tvb,offset);
- addr_len=ipv4_addr_and_mask (tvb,offset+1,ip_addr,length);
if (addr_len < 0) {
- proto_tree_add_text (tree,tvb,offset,1,"Prefix length = %u (invalid, must be <= 32)",length);
- proto_item_append_text (ti," [Invalid prefix length %u > 32]",length);
- addr_len = 4; /* assure we can exit the loop */
+ prefixlenti = proto_tree_add_item(tree, hf_eigrp_ip_int_prefixlen, tvb, offset, 1, FALSE);
+ proto_item_append_text(prefixlenti, " (invalid, must be <= 32)");
+ proto_item_append_text(ti, " [Invalid prefix length %u > 32]", length);
+ addr_len = 4; /* assure we can exit the loop */
} else {
- proto_tree_add_text (tree,tvb,offset,1,"Prefix Length = %u",length);
- proto_tree_add_text (tree,tvb,offset+1,addr_len,"Destination = %s",ip_to_str(ip_addr));
- proto_item_append_text (ti," %c %s/%u%s",offset==20?'=':',',ip_to_str(ip_addr),length,((tvb_get_ntohl(tvb,4)==0xffffffff)?" - Destination unreachable":""));
+ proto_tree_add_item(tree, hf_eigrp_ip_int_prefixlen, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_text(tree, tvb, offset, addr_len, "Destination: %s", ip_to_str(ip_addr));
+ proto_item_append_text (ti," %c %s/%u%s", offset == 21 ? '=':',',
+ ip_to_str(ip_addr), length, ((tvb_get_ntohl(tvb, 4 )== 0xffffffff) ? " - Destination unreachable":""));
}
}
}
-static void dissect_eigrp_ip_ext (tvbuff_t *tvb, proto_tree *tree, proto_item *ti)
-{
- guint8 ip_addr[4],length;
- int addr_len,offset;
-
- tvb_memcpy(tvb,ip_addr,0,4);
- proto_tree_add_text (tree,tvb,0,4,"Next Hop = %s",ip_to_str(ip_addr));
- tvb_memcpy(tvb,ip_addr,4,4);
- proto_tree_add_text (tree,tvb,4,4,"Originating router = %s",ip_to_str(ip_addr));
- proto_tree_add_text (tree,tvb,8,4,"Originating A.S. = %u",tvb_get_ntohl(tvb,8));
- proto_tree_add_text (tree,tvb,12,4,"Arbitrary tag = %u",tvb_get_ntohl(tvb,12));
- proto_tree_add_text (tree,tvb,16,4,"External protocol metric = %u",tvb_get_ntohl(tvb,16));
- proto_tree_add_text (tree,tvb,20,2,"Reserved");
- proto_tree_add_text (tree,tvb,22,1,"External protocol ID = %u (%s)",tvb_get_guint8(tvb,22),val_to_str(tvb_get_guint8(tvb,22),eigrp_pid_vals, "Unknown"));
- proto_tree_add_text (tree,tvb,23,1,"Flags = 0x%0x",tvb_get_guint8(tvb,23));
-
- proto_tree_add_text (tree,tvb,24,4,"Delay = %u",tvb_get_ntohl(tvb,24));
- proto_tree_add_text (tree,tvb,28,4,"Bandwidth = %u",tvb_get_ntohl(tvb,28));
- proto_tree_add_text (tree,tvb,32,3,"MTU = %u",tvb_get_ntoh24(tvb,32));
- proto_tree_add_text (tree,tvb,35,1,"Hop Count = %u",tvb_get_guint8(tvb,35));
- proto_tree_add_text (tree,tvb,36,1,"Reliability = %u",tvb_get_guint8(tvb,36));
- proto_tree_add_text (tree,tvb,37,1,"Load = %u",tvb_get_guint8(tvb,37));
- proto_tree_add_text (tree,tvb,38,2,"Reserved ");
-
- for (offset = 40; tvb_length_remaining(tvb, offset) > 0; offset += (1+addr_len))
- {
- length=tvb_get_guint8(tvb,offset);
- addr_len=ipv4_addr_and_mask (tvb,offset+1,ip_addr,length);
+static void dissect_eigrp_ip_ext(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) {
+
+ guint8 ip_addr[4], length;
+ int addr_len, offset = 0;
+ proto_tree *eigrp_ip_ext_flags_tree;
+ proto_item *eigrp_ip_ext_ti, *prefixlenti;
+
+ eigrp_ip_ext_ti = ti;
+
+ tvb_memcpy(tvb, ip_addr, 0, 4);
+ proto_tree_add_item(tree, hf_eigrp_ip_ext_nexthop, tvb, offset, 4, FALSE);
+ offset += 4;
+ tvb_memcpy(tvb,ip_addr, 4, 4);
+ proto_tree_add_item(tree, hf_eigrp_ip_ext_origrouter, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_ip_ext_as, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_ip_ext_tag, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_ip_ext_metric, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_ip_ext_reserved, tvb, offset, 2, FALSE);
+ offset += 2;
+ proto_tree_add_item(tree, hf_eigrp_ip_ext_proto, tvb, offset, 1, FALSE);
+ offset += 1;
+
+/* Decode the IP external route Flags Field */
+ ti = proto_tree_add_item(tree, hf_eigrp_ip_ext_flags, tvb, offset, 1, FALSE);
+ eigrp_ip_ext_flags_tree = proto_item_add_subtree(ti, ett_eigrp_ip_ext_flags);
+
+ proto_tree_add_item(eigrp_ip_ext_flags_tree, hf_eigrp_ip_ext_flags_ext, tvb, 0, 1, FALSE);
+ proto_tree_add_item(eigrp_ip_ext_flags_tree, hf_eigrp_ip_ext_flags_default, tvb, 0, 1, FALSE);
+ offset += 1;
+/* End Decode the IP external route Flags Field */
+
+ proto_tree_add_item(tree, hf_eigrp_ip_ext_delay, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_ip_ext_bandwidth, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_ip_ext_mtu, tvb, offset, 3, FALSE);
+ offset += 3;
+ proto_tree_add_item(tree, hf_eigrp_ip_ext_hopcount, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_ip_ext_reliability, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_ip_ext_load, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_ip_ext_reserved2, tvb, offset, 2, FALSE);
+ offset += 2;
+
+ for (offset = 40; tvb_length_remaining(tvb, offset) > 0; offset += (1 + addr_len)) {
+ length = tvb_get_guint8(tvb, offset);
+ addr_len = ipv4_addr_and_mask(tvb, offset + 1, ip_addr, length);
+
if (addr_len < 0) {
- proto_tree_add_text (tree,tvb,offset,1,"Prefix length = %u (invalid, must be <= 32)",length);
- proto_item_append_text (ti," [Invalid prefix length %u > 32]",length);
- addr_len = 4; /* assure we can exit the loop */
+ prefixlenti = proto_tree_add_item(tree, hf_eigrp_ip_ext_prefixlen, tvb, offset, 1, FALSE);
+ proto_item_append_text(prefixlenti, " (invalid, must be <= 32)");
+ proto_item_append_text(ti," [Invalid prefix length %u > 32]", length);
+ addr_len = 4; /* assure we can exit the loop */
} else {
- proto_tree_add_text (tree,tvb,offset,1,"Prefix Length = %u",length);
- proto_tree_add_text (tree,tvb,offset+1,addr_len,"Destination = %s",ip_to_str(ip_addr));
- proto_item_append_text (ti," %c %s/%u%s",offset==40?'=':',',ip_to_str(ip_addr),length,((tvb_get_ntohl(tvb,24)==0xffffffff)?" - Destination unreachable":""));
+ proto_tree_add_item(tree, hf_eigrp_ip_ext_prefixlen, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_text(tree, tvb, offset, addr_len, "Destination = %s", ip_to_str(ip_addr));
+ proto_item_append_text(eigrp_ip_ext_ti, " %c %s/%u%s", offset == 41 ? '=':',',
+ ip_to_str(ip_addr), length, ((tvb_get_ntohl(tvb, 24) == 0xffffffff) ? " - Destination unreachable":""));
}
}
}
-static void dissect_eigrp_ipx_int (tvbuff_t *tvb, proto_tree *tree, proto_item *ti)
-{
- proto_tree_add_text (tree,tvb,0,4,"Next Hop Address = %08x",tvb_get_ntohl(tvb,4));
- proto_tree_add_text (tree,tvb,4,6,"Next Hop ID = %04x:%04x:%04x",tvb_get_ntohs(tvb,4),tvb_get_ntohs(tvb,6),tvb_get_ntohs(tvb,8));
- proto_tree_add_text (tree,tvb,10,4,"Delay = %u",tvb_get_ntohl(tvb,10));
- proto_tree_add_text (tree,tvb,14,4,"Bandwidth = %u",tvb_get_ntohl(tvb,14));
- proto_tree_add_text (tree,tvb,18,3,"MTU = %u",tvb_get_ntoh24(tvb,18));
- proto_tree_add_text (tree,tvb,21,1,"Hop Count = %u",tvb_get_guint8(tvb,21));
- proto_tree_add_text (tree,tvb,22,1,"Reliability = %u",tvb_get_guint8(tvb,22));
- proto_tree_add_text (tree,tvb,23,1,"Load = %u",tvb_get_guint8(tvb,23));
- proto_tree_add_text (tree,tvb,24,2,"Reserved ");
- proto_tree_add_text (tree,tvb,26,4,"Destination Address = %08x",tvb_get_ntohl(tvb,26));
- proto_item_append_text (ti," = %08x%s",tvb_get_ntohl(tvb,26),((tvb_get_ntohl(tvb,10)==0xffffffff)?" - Destination unreachable":""));
+static void dissect_eigrp_ipx_int(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) {
+
+ int offset = 0;
+
+ proto_tree_add_text(tree, tvb, offset, 4, "Next Hop Address = %08x", tvb_get_ntohl(tvb, 4));
+ offset += 4;
+ proto_tree_add_text(tree, tvb, offset, 6, "Next Hop ID = %04x:%04x:%04x", tvb_get_ntohs(tvb, 4), tvb_get_ntohs(tvb, 6), tvb_get_ntohs(tvb, 8));
+ offset += 6;
+ proto_tree_add_item(tree, hf_eigrp_ipx_int_delay, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_ipx_int_bandwidth, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_ipx_int_mtu, tvb, offset, 3, FALSE);
+ offset += 3;
+ proto_tree_add_item(tree, hf_eigrp_ipx_int_hopcount, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_ipx_int_reliability, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_ipx_int_load, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_ipx_int_reserved, tvb, offset, 2, FALSE);
+ offset += 2;
+ proto_tree_add_text(tree, tvb, offset, 4, "Destination Address = %08x", tvb_get_ntohl(tvb, 26));
+ proto_item_append_text(ti, " = %08x%s", tvb_get_ntohl(tvb, 26), ((tvb_get_ntohl(tvb, 10) == 0xffffffff) ? " - Destination unreachable":""));
}
-static void dissect_eigrp_ipx_ext (tvbuff_t *tvb, proto_tree *tree, proto_item *ti)
-{
- proto_tree_add_text (tree,tvb,0,4,"Next Hop Address = %08x",tvb_get_ntohl(tvb,4));
- proto_tree_add_text (tree,tvb,4,6,"Next Hop ID = %04x:%04x:%04x",tvb_get_ntohs(tvb,4),tvb_get_ntohs(tvb,6),tvb_get_ntohs(tvb,8));
-
- proto_tree_add_text (tree,tvb,10,6,"Originating router ID = %04x:%04x:%04x",tvb_get_ntohs(tvb,10),tvb_get_ntohs(tvb,12),tvb_get_ntohs(tvb,14));
- proto_tree_add_text (tree,tvb,16,4,"Originating A.S. = %u",tvb_get_ntohl(tvb,16));
- proto_tree_add_text (tree,tvb,20,4,"Arbitrary tag = %u",tvb_get_ntohl(tvb,20));
- proto_tree_add_text (tree,tvb,24,1,"External protocol = %u",tvb_get_guint8(tvb,24));
- proto_tree_add_text (tree,tvb,25,1,"Reserved");
- proto_tree_add_text (tree,tvb,26,2,"External metric = %u ",tvb_get_ntohs(tvb,26));
- proto_tree_add_text (tree,tvb,28,2,"External delay = %u ",tvb_get_ntohs(tvb,28));
-
- proto_tree_add_text (tree,tvb,30,4,"Delay = %u",tvb_get_ntohl(tvb,30));
- proto_tree_add_text (tree,tvb,34,4,"Bandwidth = %u",tvb_get_ntohl(tvb,34));
- proto_tree_add_text (tree,tvb,38,3,"MTU = %u",tvb_get_ntoh24(tvb,38));
- proto_tree_add_text (tree,tvb,41,1,"Hop Count = %u",tvb_get_guint8(tvb,41));
- proto_tree_add_text (tree,tvb,42,1,"Reliability = %u",tvb_get_guint8(tvb,42));
- proto_tree_add_text (tree,tvb,43,1,"Load = %u",tvb_get_guint8(tvb,43));
- proto_tree_add_text (tree,tvb,44,2,"Reserved ");
- proto_tree_add_text (tree,tvb,46,4,"Destination Address = %08x",tvb_get_ntohl(tvb,46));
- proto_item_append_text (ti," = %08x%s",tvb_get_ntohl(tvb,46),((tvb_get_ntohl(tvb,30)==0xffffffff)?" - Destination unreachable":""));
-
+static void dissect_eigrp_ipx_ext(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) {
+
+ int offset = 0;
+
+ proto_tree_add_text(tree, tvb, offset, 4, "Next Hop Address = %08x", tvb_get_ntohl(tvb, 4));
+ offset += 4;
+ proto_tree_add_text(tree, tvb, offset, 6, "Next Hop ID = %04x:%04x:%04x", tvb_get_ntohs(tvb, 4), tvb_get_ntohs(tvb, 6), tvb_get_ntohs(tvb, 8));
+ offset += 6;
+
+ proto_tree_add_text(tree, tvb, offset, 6, "Originating router ID = %04x:%04x:%04x", tvb_get_ntohs(tvb, 10), tvb_get_ntohs(tvb, 12), tvb_get_ntohs(tvb, 14));
+ offset += 6;
+ proto_tree_add_item(tree, hf_eigrp_ipx_ext_as, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_ipx_ext_tag, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_ipx_ext_proto, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_ipx_ext_reserved, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_ipx_ext_metric, tvb, offset, 2, FALSE);
+ offset += 2;
+ proto_tree_add_item(tree, hf_eigrp_ipx_ext_extdelay, tvb, offset, 2, FALSE);
+ offset += 2;
+
+ proto_tree_add_item(tree, hf_eigrp_ipx_ext_delay, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_ipx_ext_bandwidth, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_ipx_ext_mtu, tvb, offset, 3, FALSE);
+ offset += 3;
+ proto_tree_add_item(tree, hf_eigrp_ipx_ext_hopcount, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_ipx_ext_reliability, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_ipx_ext_load, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_ipx_ext_reserved2, tvb, offset, 2, FALSE);
+ offset += 2;
+ proto_tree_add_text(tree, tvb, offset, 4, "Destination Address = %08x", tvb_get_ntohl(tvb, 46));
+ proto_item_append_text(ti, " = %08x%s", tvb_get_ntohl(tvb, 46), ((tvb_get_ntohl(tvb, 30) == 0xffffffff) ? " - Destination unreachable":""));
}
-static void dissect_eigrp_at_cbl (tvbuff_t *tvb, proto_tree *tree, proto_item *ti)
-{
- proto_tree_add_text (tree,tvb,0,4,"AppleTalk Cable Range = %u-%u",tvb_get_ntohs(tvb,0),tvb_get_ntohs(tvb,2));
- proto_tree_add_text (tree,tvb,4,4,"AppleTalk Router ID = %u",tvb_get_ntohl(tvb,4));
- proto_item_append_text (ti,": Cable range= %u-%u, Router ID= %u",tvb_get_ntohs(tvb,0),tvb_get_ntohs(tvb,2),tvb_get_ntohl(tvb,4));
+static void dissect_eigrp_at_cbl(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) {
+
+ proto_tree_add_text(tree, tvb, 0, 4, "AppleTalk Cable Range = %u-%u", tvb_get_ntohs(tvb, 0), tvb_get_ntohs(tvb, 2));
+ proto_tree_add_item(tree, hf_eigrp_at_cbl_routerid, tvb, 4, 4, FALSE);
+ proto_item_append_text(ti, ": Cable range= %u-%u, Router ID= %u", tvb_get_ntohs(tvb, 0), tvb_get_ntohs(tvb, 2), tvb_get_ntohl(tvb, 4));
}
-static void dissect_eigrp_at_int (tvbuff_t *tvb, proto_tree *tree, proto_item *ti)
-{
- proto_tree_add_text (tree,tvb,0,4,"Next Hop Address = %u.%u",tvb_get_ntohs(tvb,0),tvb_get_ntohs(tvb,2));
+static void dissect_eigrp_at_int(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) {
+
+ int offset = 0;
+
+ proto_tree_add_text(tree, tvb, offset, 4, "Next Hop Address = %u.%u", tvb_get_ntohs(tvb, 0), tvb_get_ntohs(tvb, 2));
+ offset += 4;
+
+ proto_tree_add_item(tree, hf_eigrp_at_int_delay, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_at_int_bandwidth, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_at_int_mtu, tvb, offset, 3, FALSE);
+ offset += 3;
+ proto_tree_add_item(tree, hf_eigrp_at_int_hopcount, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_at_int_reliability, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_at_int_load, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_at_int_reserved, tvb, offset, 2, FALSE);
+ offset += 2;
+ proto_tree_add_text(tree,tvb,offset,4,"Cable range = %u-%u",tvb_get_ntohs(tvb,20),tvb_get_ntohs(tvb,22));
+
+ proto_item_append_text(ti, ": %u-%u", tvb_get_ntohs(tvb, 20), tvb_get_ntohs(tvb, 22));
+}
- proto_tree_add_text (tree,tvb,4,4,"Delay = %u",tvb_get_ntohl(tvb,4));
- proto_tree_add_text (tree,tvb,8,4,"Bandwidth = %u",tvb_get_ntohl(tvb,8));
- proto_tree_add_text (tree,tvb,12,3,"MTU = %u",tvb_get_ntoh24(tvb,12));
- proto_tree_add_text (tree,tvb,15,1,"Hop Count = %u",tvb_get_guint8(tvb,15));
- proto_tree_add_text (tree,tvb,16,1,"Reliability = %u",tvb_get_guint8(tvb,16));
- proto_tree_add_text (tree,tvb,17,1,"Load = %u",tvb_get_guint8(tvb,17));
- proto_tree_add_text (tree,tvb,18,2,"Reserved ");
- proto_tree_add_text (tree,tvb,20,4,"Cable range = %u-%u",tvb_get_ntohs(tvb,20),tvb_get_ntohs(tvb,22));
+static void dissect_eigrp_at_ext(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) {
+
+ int offset = 0;
+ proto_tree *eigrp_at_ext_flags_tree;
+
+ proto_tree_add_text(tree, tvb, offset, 4, "Next Hop Address = %u.%u", tvb_get_ntohs(tvb, 0), tvb_get_ntohs(tvb, 2));
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_at_ext_origrouter, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_at_ext_as, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_at_ext_tag, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_at_ext_proto, tvb, offset, 1, FALSE);
+ offset += 1;
+
+/* Decode the AppleTalk external route Flags Field */
+ ti = proto_tree_add_item(tree, hf_eigrp_at_ext_flags, tvb, offset, 1, FALSE);
+ eigrp_at_ext_flags_tree = proto_item_add_subtree(ti, ett_eigrp_at_ext_flags);
+
+ proto_tree_add_item(eigrp_at_ext_flags_tree, hf_eigrp_at_ext_flags_ext, tvb, 0, 1, FALSE);
+ proto_tree_add_item(eigrp_at_ext_flags_tree, hf_eigrp_at_ext_flags_default, tvb, 0, 1, FALSE);
+ offset += 1;
+/* End Decode the AppleTalk external route Flags Field */
+
+ proto_tree_add_item(tree, hf_eigrp_at_ext_metric, tvb, offset, 2, FALSE);
+ offset += 2;
+
+ proto_tree_add_item(tree, hf_eigrp_at_ext_delay, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_at_ext_bandwidth, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_at_ext_mtu, tvb, offset, 3, FALSE);
+ offset += 3;
+ proto_tree_add_item(tree, hf_eigrp_at_ext_hopcount, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_at_ext_reliability, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_at_ext_load, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_at_ext_reserved, tvb, offset, 2, FALSE);
+ offset += 2;
+ proto_tree_add_text(tree, tvb, offset, 4, "Cable range = %u-%u", tvb_get_ntohs(tvb, 36), tvb_get_ntohs(tvb, 38));
+
+ proto_item_append_text(ti, ": %u-%u", tvb_get_ntohs(tvb, 36), tvb_get_ntohs(tvb, 38));
+}
- proto_item_append_text (ti,": %u-%u",tvb_get_ntohs(tvb,20),tvb_get_ntohs(tvb,22));
+static void dissect_eigrp_ip6_int(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) {
+
+ guint8 length;
+ int addr_len, offset = 0;
+ struct e_in6_addr addr;
+ proto_item *prefixlenti;
+
+ proto_tree_add_item(tree, hf_eigrp_ip6_int_nexthop, tvb, offset, 16, FALSE);
+ offset += 16;
+ proto_tree_add_item(tree, hf_eigrp_ip6_int_delay, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_ip6_int_bandwidth, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_ip6_int_mtu, tvb, offset, 3, FALSE);
+ offset += 3;
+ proto_tree_add_item(tree, hf_eigrp_ip6_int_hopcount, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_ip6_int_reliability, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_ip6_int_load, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_ip6_int_reserved, tvb, offset, 2, FALSE);
+ offset += 2;
+
+ for (offset = 32; tvb_length_remaining(tvb, offset) > 0; offset += (1 + addr_len)) {
+ length = tvb_get_guint8(tvb, offset);
+ addr_len = ipv6_addr_and_mask(tvb, offset + 1, &addr, length);
+ if (addr_len < 0) {
+ prefixlenti = proto_tree_add_item(tree, hf_eigrp_ip6_int_prefixlen, tvb, offset, 1, FALSE);
+ proto_item_append_text(prefixlenti, " (invalid, must be <= 128)");
+ proto_item_append_text(ti, " [Invalid prefix length %u > 128]", length);
+ addr_len = 16; /* assure we can exit the loop */
+ } else {
+ proto_tree_add_item(tree, hf_eigrp_ip6_int_prefixlen, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_text(tree, tvb, offset, addr_len, "Destination: %s", ip6_to_str(&addr));
+ proto_item_append_text(ti, " %c %s/%u%s", offset == 33 ? '=':',',
+ ip6_to_str(&addr), length, ((tvb_get_ntohl(tvb, 16) == 0xffffffff) ? " - Destination unreachable":""));
+ }
+ }
}
-static void dissect_eigrp_at_ext (tvbuff_t *tvb, proto_tree *tree, proto_item *ti)
-{
- proto_tree_add_text (tree,tvb,0,4,"Next Hop Address = %u.%u",tvb_get_ntohs(tvb,0),tvb_get_ntohs(tvb,2));
- proto_tree_add_text (tree,tvb,4,4,"Originating router ID = %u",tvb_get_ntohl(tvb,4));
- proto_tree_add_text (tree,tvb,8,4,"Originating A.S. = %u",tvb_get_ntohl(tvb,8));
- proto_tree_add_text (tree,tvb,12,4,"Arbitrary tag = %u",tvb_get_ntohl(tvb,12));
- proto_tree_add_text (tree,tvb,16,1,"External protocol ID = %u ",tvb_get_guint8(tvb,16));
- proto_tree_add_text (tree,tvb,17,1,"Flags = 0x%0x",tvb_get_guint8(tvb,17));
- proto_tree_add_text (tree,tvb,18,2,"External protocol metric = %u",tvb_get_ntohs(tvb,18));
-
- proto_tree_add_text (tree,tvb,20,4,"Delay = %u",tvb_get_ntohl(tvb,20));
- proto_tree_add_text (tree,tvb,24,4,"Bandwidth = %u",tvb_get_ntohl(tvb,24));
- proto_tree_add_text (tree,tvb,28,3,"MTU = %u",tvb_get_ntoh24(tvb,28));
- proto_tree_add_text (tree,tvb,31,1,"Hop Count = %u",tvb_get_guint8(tvb,31));
- proto_tree_add_text (tree,tvb,32,1,"Reliability = %u",tvb_get_guint8(tvb,32));
- proto_tree_add_text (tree,tvb,33,1,"Load = %u",tvb_get_guint8(tvb,33));
- proto_tree_add_text (tree,tvb,34,2,"Reserved ");
- proto_tree_add_text (tree,tvb,36,4,"Cable range = %u-%u",tvb_get_ntohs(tvb,36),tvb_get_ntohs(tvb,38));
-
- proto_item_append_text (ti,": %u-%u",tvb_get_ntohs(tvb,36),tvb_get_ntohs(tvb,38));
-}
+static void dissect_eigrp_ip6_ext(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) {
+
+ guint8 length;
+ int addr_len, offset = 0;
+ struct e_in6_addr addr;
+ proto_tree *eigrp_ip6_ext_flags_tree;
+ proto_item *eigrp_ip6_ext_ti, *prefixlenti;
+
+ eigrp_ip6_ext_ti = ti;
+
+ proto_tree_add_item(tree, hf_eigrp_ip6_ext_nexthop, tvb, offset, 16, FALSE);
+ offset += 16;
+ proto_tree_add_item(tree, hf_eigrp_ip6_ext_origrouter, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_ip6_ext_as, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_ip6_ext_tag, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_ip6_ext_metric, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_ip6_ext_reserved, tvb, offset, 2, FALSE);
+ offset += 2;
+ proto_tree_add_item(tree, hf_eigrp_ip6_ext_proto, tvb, offset, 1, FALSE);
+ offset += 1;
+
+/* Decode the IPv6 external route Flags Field */
+ ti = proto_tree_add_item(tree, hf_eigrp_ip6_ext_flags, tvb, offset, 1, FALSE);
+ eigrp_ip6_ext_flags_tree = proto_item_add_subtree(ti, ett_eigrp_ip6_ext_flags);
+
+ proto_tree_add_item(eigrp_ip6_ext_flags_tree, hf_eigrp_ip6_ext_flags_ext, tvb, 0, 1, FALSE);
+ proto_tree_add_item(eigrp_ip6_ext_flags_tree, hf_eigrp_ip6_ext_flags_default, tvb, 0, 1, FALSE);
+ offset += 1;
+/* End Decode the IPv6 external route Flags Field */
+
+ proto_tree_add_item(tree, hf_eigrp_ip6_ext_delay, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_ip6_ext_bandwidth, tvb, offset, 4, FALSE);
+ offset += 4;
+ proto_tree_add_item(tree, hf_eigrp_ip6_ext_mtu, tvb, offset, 3, FALSE);
+ offset += 3;
+ proto_tree_add_item(tree, hf_eigrp_ip6_ext_hopcount, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_ip6_ext_reliability, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_ip6_ext_load, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_item(tree, hf_eigrp_ip6_ext_reserved2, tvb, offset, 2, FALSE);
+ offset += 2;
+
+ for (offset = 52; tvb_length_remaining(tvb, offset) > 0; offset += (1 + addr_len))
+ {
+ length = tvb_get_guint8(tvb, offset);
+ addr_len = ipv6_addr_and_mask(tvb, offset + 1, &addr, length);
+ if (addr_len < 0) {
+ prefixlenti = proto_tree_add_item(tree, hf_eigrp_ip6_int_prefixlen, tvb, offset, 1, FALSE);
+ proto_item_append_text(prefixlenti, " (invalid, must be <= 128)");
+ proto_item_append_text(ti, " [Invalid prefix length %u > 128]", length);
+ addr_len = 16; /* assure we can exit the loop */
+ } else {
+ proto_tree_add_item(tree, hf_eigrp_ip6_int_prefixlen, tvb, offset, 1, FALSE);
+ offset += 1;
+ proto_tree_add_text(tree, tvb, offset, addr_len, "Destination: %s", ip6_to_str(&addr));
+ proto_item_append_text(eigrp_ip6_ext_ti, " %c %s/%u%s", offset == 53 ? '=':',',
+ ip6_to_str(&addr), length, ((tvb_get_ntohl(tvb, 36) == 0xffffffff) ? " - Destination unreachable":""));
+ }
+ }
+}
+void proto_register_eigrp(void) {
-void
-proto_register_eigrp(void)
-{
static hf_register_info hf[] = {
+ { &hf_eigrp_version,
+ { "Version", "eigrp.version",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
{ &hf_eigrp_opcode,
{ "Opcode", "eigrp.opcode",
- FT_UINT8, BASE_DEC, NULL, 0x0 ,
+ FT_UINT8, BASE_DEC, VALS(eigrp_opcode_vals), 0x0,
"Opcode number", HFILL }
},
+ { &hf_eigrp_checksum,
+ { "Checksum", "eigrp.checksum",
+ FT_UINT16, BASE_HEX, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_flags,
+ { "Flags", "eigrp.flags",
+ FT_UINT32, BASE_HEX, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_flags_init,
+ { "Init", "eigrp.flags.init",
+ FT_BOOLEAN, 32, NULL, EIGRP_FLAGS_INIT,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_flags_condrecv,
+ { "Conditional Receive", "eigrp.flags.condrecv",
+ FT_BOOLEAN, 32, NULL, EIGRP_FLAGS_CONDRECV,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_sequence,
+ { "Sequence", "eigrp.seq",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_acknowledge,
+ { "Acknowledge", "eigrp.ack",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
{ &hf_eigrp_as,
{ "Autonomous System", "eigrp.as",
- FT_UINT16, BASE_DEC, NULL, 0x0 ,
+ FT_UINT16, BASE_DEC, NULL, 0x0,
"Autonomous System number", HFILL }
},
{ &hf_eigrp_tlv,
- { "Entry", "eigrp.tlv",
- FT_UINT16, BASE_DEC, NULL, 0x0 ,
+ { "Type", "eigrp.tlv",
+ FT_UINT16, BASE_DEC, VALS(eigrp_tlv_vals), 0x0,
"Type/Length/Value", HFILL }
},
- };
-
- static gint *ett[] = {
- &ett_eigrp,
- &ett_tlv,
- };
- proto_eigrp = proto_register_protocol("Enhanced Interior Gateway Routing Protocol",
- "EIGRP", "eigrp");
- proto_register_field_array(proto_eigrp, hf, array_length(hf));
- proto_register_subtree_array(ett, array_length(ett));
+ { &hf_eigrp_tlv_size,
+ { "Size", "eigrp.tlv.size",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ "TLV size", HFILL }
+ },
+/* EIGRP Parameters TLV */
+ { &hf_eigrp_par_k1,
+ { "K1", "eigrp.par.k1",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_par_k2,
+ { "K2", "eigrp.par.k2",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_par_k3,
+ { "K3", "eigrp.par.k3",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_par_k4,
+ { "K4", "eigrp.par.k4",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_par_k5,
+ { "K5", "eigrp.par.k5",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_par_reserved,
+ { "Reserved", "eigrp.par.reserved",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_par_holdtime,
+ { "Hold Time", "eigrp.par.holdtime",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+/* Authentication TLV */
+ { &hf_eigrp_auth_type,
+ { "Authentication Type", "eigrp.auth.type",
+ FT_UINT16, BASE_DEC, VALS(eigrp_auth_type_vals), 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_auth_keysize,
+ { "Key size", "eigrp.auth.keysize",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_auth_keyid,
+ { "Key ID", "eigrp.auth.keyid",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_auth_nullpad,
+ { "Nullpad", "eigrp.auth.nullapd",
+ FT_STRING, BASE_NONE, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_auth_data,
+ { "Data", "eigrp.auth.data",
+ FT_STRING, BASE_NONE, NULL, 0x0,
+ NULL, HFILL }
+ },
+/* Sequence TLV */
+ { &hf_eigrp_seq_addrlen,
+ { "Address length", "eigrp.seq.addrlen",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_seq_ipaddr,
+ { "IP Address", "eigrp.seq.ipaddr",
+ FT_IPv4, BASE_NONE, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_seq_ip6addr,
+ { "IPv6 Address", "eigrp.seq.ip6addr",
+ FT_IPv6, BASE_NONE, NULL, 0x0,
+ NULL, HFILL }
+ },
+/* Software Version TLV */
+ { &hf_eigrp_sv_ios,
+ { "IOS release version", "eigrp.sv.ios",
+ FT_STRING, BASE_NONE, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_sv_eigrp,
+ { "EIGRP release version", "eigrp.sv.eigrp",
+ FT_STRING, BASE_NONE, NULL, 0x0,
+ NULL, HFILL }
+ },
+/* Next multicast sequence TLV */
+ { &hf_eigrp_nms,
+ { "Next Multicast Sequence", "eigrp.nms",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+/* Stub routing TLV */
+ { &hf_eigrp_stub_flags,
+ { "Stub Flags", "eigrp.stub_flags",
+ FT_UINT16, BASE_HEX, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_stub_flags_connected,
+ { "Connected", "eigrp.stub_flags.connected",
+ FT_BOOLEAN, 16, NULL, EIGRP_STUB_FLAGS_CONNECTED,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_stub_flags_static,
+ { "Static", "eigrp.stub_flags.static",
+ FT_BOOLEAN, 16, NULL, EIGRP_STUB_FLAGS_STATIC,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_stub_flags_summary,
+ { "Summary", "eigrp.stub_flags.summary",
+ FT_BOOLEAN, 16, NULL, EIGRP_STUB_FLAGS_SUMMARY,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_stub_flags_recvonly,
+ { "Receive-Only", "eigrp.stub_flags.recvonly",
+ FT_BOOLEAN, 16, NULL, EIGRP_STUB_FLAGS_RECVONLY,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_stub_flags_redist,
+ { "Redistributed", "eigrp.stub_flags.redist",
+ FT_BOOLEAN, 16, NULL, EIGRP_STUB_FLAGS_REDIST,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_stub_flags_leakmap,
+ { "Leak-Map", "eigrp.stub_flags.leakmap",
+ FT_BOOLEAN, 16, NULL, EIGRP_STUB_FLAGS_LEAKMAP,
+ NULL, HFILL }
+ },
+/* IP internal route TLV */
+ { &hf_eigrp_ip_int_nexthop,
+ { "Next Hop", "eigrp.ip_int.nexthop",
+ FT_IPv4, BASE_NONE, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_int_delay,
+ { "Delay", "eigrp.ip_int.delay",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_int_bandwidth,
+ { "Bandwidth", "eigrp.ip_int.bandwidth",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_int_mtu,
+ { "MTU", "eigrp.ip_int.mtu",
+ FT_UINT24, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_int_hopcount,
+ { "Hop Count", "eigrp.ip_int.hopcount",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_int_reliability,
+ { "Reliability", "eigrp.ip_int.reliability",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_int_load,
+ { "Load", "eigrp.ip_int.load",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_int_reserved,
+ { "Reserved", "eigrp.ip_int.reserved",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_int_prefixlen,
+ { "Prefix Length", "eigrp.ip_int.prefixlen",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_int_dst,
+ { "Destination", "eigrp.ip_int.dst",
+ FT_STRING, BASE_NONE, NULL, 0x0,
+ NULL, HFILL }
+ },
+/* IP external route TLV */
+ { &hf_eigrp_ip_ext_nexthop,
+ { "Next Hop", "eigrp.ip_ext.nexthop",
+ FT_IPv4, BASE_NONE, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_ext_origrouter,
+ { "Originating router", "eigrp.ip_ext.origrouter",
+ FT_IPv4, BASE_NONE, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_ext_as,
+ { "Originating A.S.", "eigrp.ip_ext.as",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_ext_tag,
+ { "Arbitrary tag", "eigrp.ip_ext.tag",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_ext_metric,
+ { "External protocol metric", "eigrp.ip_ext.metric",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_ext_reserved,
+ { "Reserved", "eigrp.ip_ext.reserved",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_ext_proto,
+ { "External protocol ID", "eigrp.ip_ext.proto",
+ FT_UINT8, BASE_DEC, VALS(eigrp_pid_vals), 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_ext_flags,
+ { "Flags", "eigrp.ip_ext.flags",
+ FT_UINT8, BASE_HEX, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_ext_flags_ext,
+ { "External Route", "eigrp.ip_ext.flags.ext",
+ FT_BOOLEAN, 8, NULL, EIGRP_IP_EXT_FLAGS_EXT,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_ext_flags_default,
+ { "Candidate Default Route", "eigrp.ip_ext.flags.default",
+ FT_BOOLEAN, 8, NULL, EIGRP_IP_EXT_FLAGS_DEFAULT,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_ext_delay,
+ { "Delay", "eigrp.ip_ext.delay",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_ext_bandwidth,
+ { "Bandwidth", "eigrp.ip_ext.bandwidth",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_ext_mtu,
+ { "MTU", "eigrp.ip_ext.mtu",
+ FT_UINT24, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_ext_hopcount,
+ { "Hop Count", "eigrp.ip_ext.hopcount",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_ext_reliability,
+ { "Reliability", "eigrp.ip_ext.reliability",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_ext_load,
+ { "Load", "eigrp.ip_ext.load",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_ext_reserved2,
+ { "Reserved", "eigrp.ip_ext.reserved2",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip_ext_prefixlen,
+ { "Prefix Length", "eigrp.ip_ext.prefixlen",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+/* IPX internal route TLV */
+ { &hf_eigrp_ipx_int_delay,
+ { "Delay", "eigrp.ipx_int.delay",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ipx_int_bandwidth,
+ { "Bandwidth", "eigrp.ipx_int.bandwidth",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ipx_int_mtu,
+ { "MTU", "eigrp.ipx_int.mtu",
+ FT_UINT24, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ipx_int_hopcount,
+ { "Hop Count", "eigrp.ipx_int.hopcount",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ipx_int_reliability,
+ { "Reliability", "eigrp.ipx_int.reliability",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ipx_int_load,
+ { "Load", "eigrp.ipx_int.load",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ipx_int_reserved,
+ { "Reserved", "eigrp.ipx_int.reserved",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+/* IPX external route TLV */
+ { &hf_eigrp_ipx_ext_as,
+ { "Originating A.S.", "eigrp.ipx_ext.as",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ipx_ext_tag,
+ { "Arbitrary tag", "eigrp.ipx_ext.tag",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ipx_ext_proto,
+ { "External protocol ID", "eigrp.ipx_ext.proto",
+ FT_UINT8, BASE_DEC, VALS(eigrp_pid_vals), 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ipx_ext_reserved,
+ { "Reserved", "eigrp.ipx_ext.reserved",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ipx_ext_metric,
+ { "External protocol metric", "eigrp.ipx_ext.metric",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ipx_ext_extdelay,
+ { "External protocol delay", "eigrp.ipx_ext.extdelay",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ipx_ext_delay,
+ { "Delay", "eigrp.ipx_ext.delay",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ipx_ext_bandwidth,
+ { "Bandwidth", "eigrp.ipx_ext.bandwidth",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ipx_ext_mtu,
+ { "MTU", "eigrp.ipx_ext.mtu",
+ FT_UINT24, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ipx_ext_hopcount,
+ { "Hop Count", "eigrp.ipx_ext.hopcount",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ipx_ext_reliability,
+ { "Reliability", "eigrp.ipx_ext.reliability",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ipx_ext_load,
+ { "Load", "eigrp.ipx_ext.load",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ipx_ext_reserved2,
+ { "Reserved", "eigrp.ipx_ext.reserved2",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+/* AppleTalk cable configuration TLV */
+ { &hf_eigrp_at_cbl_routerid,
+ { "AppleTalk Router ID", "eigrp.at_cbl.routerid",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+/* AppleTalk internal route TLV */
+ { &hf_eigrp_at_int_delay,
+ { "Delay", "eigrp.at_int.delay",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_at_int_bandwidth,
+ { "Bandwidth", "eigrp.at_int.bandwidth",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_at_int_mtu,
+ { "MTU", "eigrp.at_int.mtu",
+ FT_UINT24, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_at_int_hopcount,
+ { "Hop Count", "eigrp.at_int.hopcount",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_at_int_reliability,
+ { "Reliability", "eigrp.at_int.reliability",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_at_int_load,
+ { "Load", "eigrp.at_int.load",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_at_int_reserved,
+ { "Reserved", "eigrp.at_int.reserved",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+/* AppleTalk external route TLV */
+ { &hf_eigrp_at_ext_origrouter,
+ { "Originating router", "eigrp.at_ext.origrouter",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_at_ext_as,
+ { "Originating A.S.", "eigrp.at_ext.as",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_at_ext_tag,
+ { "Arbitrary tag", "eigrp.at_ext.tag",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_at_ext_proto,
+ { "External protocol ID", "eigrp.at_ext.proto",
+ FT_UINT8, BASE_DEC, VALS(eigrp_pid_vals), 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_at_ext_flags,
+ { "Flags", "eigrp.at_ext.flags",
+ FT_UINT8, BASE_HEX, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_at_ext_flags_ext,
+ { "External Route", "eigrp.at_ext.flags.ext",
+ FT_BOOLEAN, 8, NULL, EIGRP_IP_EXT_FLAGS_EXT,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_at_ext_flags_default,
+ { "Candidate Default Route", "eigrp.at_ext.flags.default",
+ FT_BOOLEAN, 8, NULL, EIGRP_IP_EXT_FLAGS_DEFAULT,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_at_ext_metric,
+ { "External protocol metric", "eigrp.at_ext.metric",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_at_ext_delay,
+ { "Delay", "eigrp.at_ext.delay",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_at_ext_bandwidth,
+ { "Bandwidth", "eigrp.at_ext.bandwidth",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_at_ext_mtu,
+ { "MTU", "eigrp.at_ext.mtu",
+ FT_UINT24, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_at_ext_hopcount,
+ { "Hop Count", "eigrp.at_ext.hopcount",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_at_ext_reliability,
+ { "Reliability", "eigrp.at_ext.reliability",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_at_ext_load,
+ { "Load", "eigrp.at_ext.load",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_at_ext_reserved,
+ { "Reserved", "eigrp.at_ext.reserved",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+/* IPv6 internal route TLV */
+ { &hf_eigrp_ip6_int_nexthop,
+ { "Next Hop", "eigrp.ip6_int.nexthop",
+ FT_IPv6, BASE_NONE, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_int_delay,
+ { "Delay", "eigrp.ip6_int.delay",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_int_bandwidth,
+ { "Bandwidth", "eigrp.ip6_int.bandwidth",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_int_mtu,
+ { "MTU", "eigrp.ip6_int.mtu",
+ FT_UINT24, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_int_hopcount,
+ { "Hop Count", "eigrp.ip6_int.hopcount",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_int_reliability,
+ { "Reliability", "eigrp.ip6_int.reliability",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_int_load,
+ { "Load", "eigrp.ip6_int.load",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_int_reserved,
+ { "Reserved", "eigrp.ip6_int.reserved",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_int_prefixlen,
+ { "Prefix Length", "eigrp.ip6_int.prefixlen",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+/* IPv6 external route TLV */
+ { &hf_eigrp_ip6_ext_nexthop,
+ { "Next Hop", "eigrp.ip6_ext.nexthop",
+ FT_IPv6, BASE_NONE, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_ext_origrouter,
+ { "Originating router", "eigrp.ip6_ext.origrouter",
+ FT_IPv4, BASE_NONE, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_ext_as,
+ { "Originating A.S.", "eigrp.ip6_ext.as",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_ext_tag,
+ { "Arbitrary tag", "eigrp.ip6_ext.tag",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_ext_metric,
+ { "External protocol metric", "eigrp.ip6_ext.metric",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_ext_reserved,
+ { "Reserved", "eigrp.ip6_ext.reserved",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_ext_proto,
+ { "External protocol ID", "eigrp.ip6_ext.proto",
+ FT_UINT8, BASE_DEC, VALS(eigrp_pid_vals), 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_ext_flags,
+ { "Flags", "eigrp.ip6_ext.flags",
+ FT_UINT8, BASE_HEX, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_ext_flags_ext,
+ { "External Route", "eigrp.ip6_ext.flags.ext",
+ FT_BOOLEAN, 8, NULL, EIGRP_IP_EXT_FLAGS_EXT,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_ext_flags_default,
+ { "Candidate Default Route", "eigrp.ip6_ext.flags.default",
+ FT_BOOLEAN, 8, NULL, EIGRP_IP_EXT_FLAGS_DEFAULT,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_ext_delay,
+ { "Delay", "eigrp.ip6_ext.delay",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_ext_bandwidth,
+ { "Bandwidth", "eigrp.ip6_ext.bandwidth",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_ext_mtu,
+ { "MTU", "eigrp.ip6_ext.mtu",
+ FT_UINT24, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_ext_hopcount,
+ { "Hop Count", "eigrp.ip6_ext.hopcount",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_ext_reliability,
+ { "Reliability", "eigrp.ip6_ext.reliability",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_ext_load,
+ { "Load", "eigrp.ip6_ext.load",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_ext_reserved2,
+ { "Reserved", "eigrp.ip6_ext.reserved2",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_eigrp_ip6_ext_prefixlen,
+ { "Prefix Length", "eigrp.ip6_ext.prefixlen",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }
+ }
+ };
+
+ static gint *ett[] = {
+ &ett_eigrp,
+ &ett_eigrp_flags,
+ &ett_tlv,
+ &ett_eigrp_stub_flags,
+ &ett_eigrp_ip_ext_flags,
+ &ett_eigrp_ip6_ext_flags,
+ &ett_eigrp_at_ext_flags
+ };
+
+ proto_eigrp = proto_register_protocol("Enhanced Interior Gateway Routing Protocol", "EIGRP", "eigrp");
+ proto_register_field_array(proto_eigrp, hf, array_length(hf));
+ proto_register_subtree_array(ett, array_length(ett));
}
-void
-proto_reg_handoff_eigrp(void)
-{
- dissector_handle_t eigrp_handle;
+void proto_reg_handoff_eigrp(void) {
+
+ dissector_handle_t eigrp_handle;
- ipxsap_handle = find_dissector("ipxsap");
- eigrp_handle = create_dissector_handle(dissect_eigrp, proto_eigrp);
- dissector_add("ip.proto", IP_PROTO_EIGRP, eigrp_handle);
- dissector_add("ddp.type", DDP_EIGRP, eigrp_handle);
- dissector_add("ipx.socket", IPX_SOCKET_EIGRP, eigrp_handle);
+ ipxsap_handle = find_dissector("ipxsap");
+ eigrp_handle = create_dissector_handle(dissect_eigrp, proto_eigrp);
+ dissector_add("ip.proto", IP_PROTO_EIGRP, eigrp_handle);
+ dissector_add("ddp.type", DDP_EIGRP, eigrp_handle);
+ dissector_add("ipx.socket", IPX_SOCKET_EIGRP, eigrp_handle);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-24 01:26:22 +0000