/* packet-atm.c
* Routines for ATM packet disassembly
*
- * $Id: packet-atm.c,v 1.10 1999/12/05 02:32:41 guy Exp $
+ * $Id: packet-atm.c,v 1.49 2002/08/28 21:00:07 jmayer Exp $
*
* 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
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
- *
+ *
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
- *
+ *
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
# include "config.h"
#endif
-#ifdef HAVE_SYS_TYPES_H
-# include <sys/types.h>
-#endif
-
#include <stdio.h>
#include <glib.h>
-#include "packet.h"
-#include "resolv.h"
+#include <epan/packet.h>
+#include "oui.h"
+#include <epan/resolv.h>
+#include "packet-atm.h"
#include "packet-snmp.h"
+#include "packet-eth.h"
+#include "packet-tr.h"
+#include "packet-llc.h"
static int proto_atm = -1;
static int hf_atm_vpi = -1;
static gint ett_atm_lane_lc_lan_dest = -1;
static gint ett_atm_lane_lc_lan_dest_rd = -1;
static gint ett_atm_lane_lc_flags = -1;
+static gint ett_atm_lane_lc_tlv = -1;
static gint ett_ilmi = -1;
+static dissector_handle_t eth_handle;
+static dissector_handle_t tr_handle;
+static dissector_handle_t llc_handle;
+static dissector_handle_t sscop_handle;
+static dissector_handle_t lane_handle;
+static dissector_handle_t ilmi_handle;
+static dissector_handle_t data_handle;
+
/*
* See
*
#define LE_FLUSH_RESPONSE 0x0107
#define LE_NARP_REQUEST 0x0008
#define LE_TOPOLOGY_REQUEST 0x0009
+#define LE_VERIFY_REQUEST 0x000A
+#define LE_VERIFY_RESPONSE 0x010A
static const value_string le_control_opcode_vals[] = {
{ LE_CONFIGURE_REQUEST, "LE_CONFIGURE_REQUEST" },
{ LE_FLUSH_RESPONSE, "LE_FLUSH_RESPONSE" },
{ LE_NARP_REQUEST, "LE_NARP_REQUEST" },
{ LE_TOPOLOGY_REQUEST, "LE_TOPOLOGY_REQUEST" },
+ { LE_VERIFY_REQUEST, "LE_VERIFY_REQUEST" },
+ { LE_VERIFY_RESPONSE, "LE_VERIFY_RESPONSE" },
{ 0, NULL }
};
{ 20, "No configuraton" },
{ 21, "LE_CONFIGURE error" },
{ 22, "Insufficient information" },
+ { 24, "TLV not found" },
{ 0, NULL }
};
{ 0, NULL }
};
+static const value_string le_control_frame_size_vals[] = {
+ { 0x00, "Unspecified" },
+ { 0x01, "1516/1528/1580/1592" },
+ { 0x02, "4544/4556/1580/1592" },
+ { 0x03, "9234/9246" },
+ { 0x04, "18190/18202" },
+ { 0, NULL }
+};
+
static void
-dissect_le_client(const u_char *pd, int offset, frame_data *fd, proto_tree *tree)
+dissect_le_client(tvbuff_t *tvb, proto_tree *tree)
{
proto_item *ti;
proto_tree *lane_tree;
if (tree) {
- ti = proto_tree_add_item_format(tree, proto_atm_lane, offset, 2, NULL,
- "ATM LANE");
+ ti = proto_tree_add_protocol_format(tree, proto_atm_lane, tvb, 0, 2, "ATM LANE");
lane_tree = proto_item_add_subtree(ti, ett_atm_lane);
- proto_tree_add_text(lane_tree, offset, 2, "LE Client: 0x%04X",
- pntohs(&pd[offset]));
+ proto_tree_add_text(lane_tree, tvb, 0, 2, "LE Client: 0x%04X",
+ tvb_get_ntohs(tvb, 0));
}
}
static void
-dissect_lan_destination(const u_char *pd, int offset, const char *type, proto_tree *tree)
+dissect_lan_destination(tvbuff_t *tvb, int offset, const char *type, proto_tree *tree)
{
proto_item *td;
proto_tree *dest_tree;
proto_tree *rd_tree;
guint16 route_descriptor;
- td = proto_tree_add_text(tree, offset, 8, "%s LAN destination",
+ td = proto_tree_add_text(tree, tvb, offset, 8, "%s LAN destination",
type);
dest_tree = proto_item_add_subtree(td, ett_atm_lane_lc_lan_dest);
- tag = pntohs(&pd[offset]);
- proto_tree_add_text(dest_tree, offset, 2, "Tag: %s",
+ tag = tvb_get_ntohs(tvb, offset);
+ proto_tree_add_text(dest_tree, tvb, offset, 2, "Tag: %s",
val_to_str(tag, le_control_landest_tag_vals,
- "Unknown (%x)"));
+ "Unknown (0x%04X)"));
offset += 2;
switch (tag) {
case TAG_MAC_ADDRESS:
- proto_tree_add_text(dest_tree, offset, 6, "MAC address: %s",
- ether_to_str((u_char *)&pd[offset]));
+ proto_tree_add_text(dest_tree, tvb, offset, 6, "MAC address: %s",
+ ether_to_str(tvb_get_ptr(tvb, offset, 6)));
break;
case TAG_ROUTE_DESCRIPTOR:
offset += 4;
- route_descriptor = pntohs(&pd[offset]);
- trd = proto_tree_add_text(dest_tree, offset, 2, "Route descriptor: 0x%02X",
+ route_descriptor = tvb_get_ntohs(tvb, offset);
+ trd = proto_tree_add_text(dest_tree, tvb, offset, 2, "Route descriptor: 0x%02X",
route_descriptor);
rd_tree = proto_item_add_subtree(td, ett_atm_lane_lc_lan_dest_rd);
- proto_tree_add_text(rd_tree, offset, 2,
+ proto_tree_add_text(rd_tree, tvb, offset, 2,
decode_numeric_bitfield(route_descriptor, 0xFFF0, 2*8,
"LAN ID = %u"));
- proto_tree_add_text(rd_tree, offset, 2,
+ proto_tree_add_text(rd_tree, tvb, offset, 2,
decode_numeric_bitfield(route_descriptor, 0x000F, 2*8,
"Bridge number = %u"));
break;
}
}
+/*
+ * TLV values in LE Control frames.
+ */
+#define TLV_TYPE(oui, ident) (((oui) << 8) | (ident))
+
+#define LE_CONTROL_TIMEOUT TLV_TYPE(OUI_ATM_FORUM, 0x01)
+#define LE_MAX_UNK_FRAME_COUNT TLV_TYPE(OUI_ATM_FORUM, 0x02)
+#define LE_MAX_UNK_FRAME_TIME TLV_TYPE(OUI_ATM_FORUM, 0x03)
+#define LE_VCC_TIMEOUT_PERIOD TLV_TYPE(OUI_ATM_FORUM, 0x04)
+#define LE_MAX_RETRY_COUNT TLV_TYPE(OUI_ATM_FORUM, 0x05)
+#define LE_AGING_TIME TLV_TYPE(OUI_ATM_FORUM, 0x06)
+#define LE_FORWARD_DELAY_TIME TLV_TYPE(OUI_ATM_FORUM, 0x07)
+#define LE_EXPECTED_ARP_RESPONSE_TIME TLV_TYPE(OUI_ATM_FORUM, 0x08)
+#define LE_FLUSH_TIMEOUT TLV_TYPE(OUI_ATM_FORUM, 0x09)
+#define LE_PATH_SWITCHING_DELAY TLV_TYPE(OUI_ATM_FORUM, 0x0A)
+#define LE_LOCAL_SEGMENT_ID TLV_TYPE(OUI_ATM_FORUM, 0x0B)
+#define LE_MCAST_SEND_VCC_TYPE TLV_TYPE(OUI_ATM_FORUM, 0x0C)
+#define LE_MCAST_SEND_VCC_AVGRATE TLV_TYPE(OUI_ATM_FORUM, 0x0D)
+#define LE_MCAST_SEND_VCC_PEAKRATE TLV_TYPE(OUI_ATM_FORUM, 0x0E)
+#define LE_CONN_COMPLETION_TIMER TLV_TYPE(OUI_ATM_FORUM, 0x0F)
+#define LE_CONFIG_FRAG_INFO TLV_TYPE(OUI_ATM_FORUM, 0x10)
+#define LE_LAYER_3_ADDRESS TLV_TYPE(OUI_ATM_FORUM, 0x11)
+#define LE_ELAN_ID TLV_TYPE(OUI_ATM_FORUM, 0x12)
+#define LE_SERVICE_CATEGORY TLV_TYPE(OUI_ATM_FORUM, 0x13)
+#define LE_LLC_MUXED_ATM_ADDRESS TLV_TYPE(OUI_ATM_FORUM, 0x2B)
+#define LE_X5_ADJUSTMENT TLV_TYPE(OUI_ATM_FORUM, 0x2C)
+#define LE_PREFERRED_LES TLV_TYPE(OUI_ATM_FORUM, 0x2D)
+
+static const value_string le_tlv_type_vals[] = {
+ { LE_CONTROL_TIMEOUT, "Control Time-out" },
+ { LE_MAX_UNK_FRAME_COUNT, "Maximum Unknown Frame Count" },
+ { LE_MAX_UNK_FRAME_TIME, "Maximum Unknown Frame Time" },
+ { LE_VCC_TIMEOUT_PERIOD, "VCC Time-out" },
+ { LE_MAX_RETRY_COUNT, "Maximum Retry Count" },
+ { LE_AGING_TIME, "Aging Time" },
+ { LE_FORWARD_DELAY_TIME, "Forwarding Delay Time" },
+ { LE_EXPECTED_ARP_RESPONSE_TIME, "Expected LE_ARP Response Time" },
+ { LE_FLUSH_TIMEOUT, "Flush Time-out" },
+ { LE_PATH_SWITCHING_DELAY, "Path Switching Delay" },
+ { LE_LOCAL_SEGMENT_ID, "Local Segment ID" },
+ { LE_MCAST_SEND_VCC_TYPE, "Mcast Send VCC Type" },
+ { LE_MCAST_SEND_VCC_AVGRATE, "Mcast Send VCC AvgRate" },
+ { LE_MCAST_SEND_VCC_PEAKRATE, "Mcast Send VCC PeakRate" },
+ { LE_CONN_COMPLETION_TIMER, "Connection Completion Timer" },
+ { LE_CONFIG_FRAG_INFO, "Config Frag Info" },
+ { LE_LAYER_3_ADDRESS, "Layer 3 Address" },
+ { LE_ELAN_ID, "ELAN ID" },
+ { LE_SERVICE_CATEGORY, "Service Category" },
+ { LE_LLC_MUXED_ATM_ADDRESS, "LLC-muxed ATM Address" },
+ { LE_X5_ADJUSTMENT, "X5 Adjustment" },
+ { LE_PREFERRED_LES, "Preferred LES" },
+ { 0, NULL },
+};
+
+static void
+dissect_le_control_tlvs(tvbuff_t *tvb, int offset, guint num_tlvs,
+ proto_tree *tree)
+{
+ guint32 tlv_type;
+ guint8 tlv_length;
+ proto_item *ttlv;
+ proto_tree *tlv_tree;
+
+ while (num_tlvs != 0) {
+ tlv_type = tvb_get_ntohl(tvb, offset);
+ tlv_length = tvb_get_guint8(tvb, offset+4);
+ ttlv = proto_tree_add_text(tree, tvb, offset, 5+tlv_length, "TLV type: %s",
+ val_to_str(tlv_type, le_tlv_type_vals, "Unknown (0x%08x)"));
+ tlv_tree = proto_item_add_subtree(ttlv, ett_atm_lane_lc_tlv);
+ proto_tree_add_text(tlv_tree, tvb, offset, 4, "TLV Type: %s",
+ val_to_str(tlv_type, le_tlv_type_vals, "Unknown (0x%08x)"));
+ proto_tree_add_text(tlv_tree, tvb, offset+4, 1, "TLV Length: %u", tlv_length);
+ offset += 5+tlv_length;
+ num_tlvs--;
+ }
+}
+
+static void
+dissect_le_configure_join_frame(tvbuff_t *tvb, int offset, proto_tree *tree)
+{
+ guint8 num_tlvs;
+ guint8 name_size;
+
+ dissect_lan_destination(tvb, offset, "Source", tree);
+ offset += 8;
+
+ dissect_lan_destination(tvb, offset, "Target", tree);
+ offset += 8;
+
+ proto_tree_add_text(tree, tvb, offset, 20, "Source ATM Address: %s",
+ tvb_bytes_to_str(tvb, offset, 20));
+ offset += 20;
+
+ proto_tree_add_text(tree, tvb, offset, 1, "LAN type: %s",
+ val_to_str(tvb_get_guint8(tvb, offset), le_control_lan_type_vals,
+ "Unknown (0x%02X)"));
+ offset += 1;
+
+ proto_tree_add_text(tree, tvb, offset, 1, "Maximum frame size: %s",
+ val_to_str(tvb_get_guint8(tvb, offset), le_control_frame_size_vals,
+ "Unknown (0x%02X)"));
+ offset += 1;
+
+ num_tlvs = tvb_get_guint8(tvb, offset);
+ proto_tree_add_text(tree, tvb, offset, 1, "Number of TLVs: %u", num_tlvs);
+ offset += 1;
+
+ name_size = tvb_get_guint8(tvb, offset);
+ proto_tree_add_text(tree, tvb, offset, 1, "ELAN name size: %u", name_size);
+ offset += 1;
+
+ proto_tree_add_text(tree, tvb, offset, 20, "Target ATM Address: %s",
+ tvb_bytes_to_str(tvb, offset, 20));
+ offset += 20;
+
+ if (name_size > 32)
+ name_size = 32;
+ if (name_size != 0) {
+ proto_tree_add_text(tree, tvb, offset, name_size, "ELAN name: %s",
+ tvb_bytes_to_str(tvb, offset, name_size));
+ }
+ offset += 32;
+
+ dissect_le_control_tlvs(tvb, offset, num_tlvs, tree);
+}
+
static void
-dissect_le_control(const u_char *pd, int offset, frame_data *fd, proto_tree *tree)
+dissect_le_registration_frame(tvbuff_t *tvb, int offset, proto_tree *tree)
+{
+ guint8 num_tlvs;
+
+ dissect_lan_destination(tvb, offset, "Source", tree);
+ offset += 8;
+
+ dissect_lan_destination(tvb, offset, "Target", tree);
+ offset += 8;
+
+ proto_tree_add_text(tree, tvb, offset, 20, "Source ATM Address: %s",
+ tvb_bytes_to_str(tvb, offset, 20));
+ offset += 20;
+
+ /* Reserved */
+ offset += 2;
+
+ num_tlvs = tvb_get_guint8(tvb, offset);
+ proto_tree_add_text(tree, tvb, offset, 1, "Number of TLVs: %u", num_tlvs);
+ offset += 1;
+
+ /* Reserved */
+ offset += 53;
+
+ dissect_le_control_tlvs(tvb, offset, num_tlvs, tree);
+}
+
+static void
+dissect_le_arp_frame(tvbuff_t *tvb, int offset, proto_tree *tree)
+{
+ guint8 num_tlvs;
+
+ dissect_lan_destination(tvb, offset, "Source", tree);
+ offset += 8;
+
+ dissect_lan_destination(tvb, offset, "Target", tree);
+ offset += 8;
+
+ proto_tree_add_text(tree, tvb, offset, 20, "Source ATM Address: %s",
+ tvb_bytes_to_str(tvb, offset, 20));
+ offset += 20;
+
+ /* Reserved */
+ offset += 2;
+
+ num_tlvs = tvb_get_guint8(tvb, offset);
+ proto_tree_add_text(tree, tvb, offset, 1, "Number of TLVs: %u", num_tlvs);
+ offset += 1;
+
+ /* Reserved */
+ offset += 1;
+
+ proto_tree_add_text(tree, tvb, offset, 20, "Target ATM Address: %s",
+ tvb_bytes_to_str(tvb, offset, 20));
+ offset += 20;
+
+ /* Reserved */
+ offset += 32;
+
+ dissect_le_control_tlvs(tvb, offset, num_tlvs, tree);
+}
+
+static void
+dissect_le_verify_frame(tvbuff_t *tvb, int offset, proto_tree *tree)
+{
+ guint8 num_tlvs;
+
+ /* Reserved */
+ offset += 38;
+
+ num_tlvs = tvb_get_guint8(tvb, offset);
+ proto_tree_add_text(tree, tvb, offset, 1, "Number of TLVs: %u", num_tlvs);
+ offset += 1;
+
+ /* Reserved */
+ offset += 1;
+
+ proto_tree_add_text(tree, tvb, offset, 20, "Target ATM Address: %s",
+ tvb_bytes_to_str(tvb, offset, 20));
+ offset += 20;
+
+ /* Reserved */
+ offset += 32;
+
+ dissect_le_control_tlvs(tvb, offset, num_tlvs, tree);
+}
+
+static void
+dissect_le_flush_frame(tvbuff_t *tvb, int offset, proto_tree *tree)
+{
+ dissect_lan_destination(tvb, offset, "Source", tree);
+ offset += 8;
+
+ dissect_lan_destination(tvb, offset, "Target", tree);
+ offset += 8;
+
+ proto_tree_add_text(tree, tvb, offset, 20, "Source ATM Address: %s",
+ tvb_bytes_to_str(tvb, offset, 20));
+ offset += 20;
+
+ /* Reserved */
+ offset += 4;
+
+ proto_tree_add_text(tree, tvb, offset, 20, "Target ATM Address: %s",
+ tvb_bytes_to_str(tvb, offset, 20));
+ offset += 20;
+
+ /* Reserved */
+ offset += 32;
+}
+
+static void
+dissect_le_control(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
proto_item *ti;
- proto_tree *lane_tree;
+ proto_tree *lane_tree = NULL;
+ int offset = 0;
proto_item *tf;
proto_tree *flags_tree;
guint16 opcode;
guint16 flags;
- if (check_col(fd, COL_INFO))
- col_add_str(fd, COL_INFO, "LE Control");
+ if (check_col(pinfo->cinfo, COL_INFO))
+ col_set_str(pinfo->cinfo, COL_INFO, "LE Control");
if (tree) {
- ti = proto_tree_add_item_format(tree, proto_atm_lane, offset, 108, NULL,
- "ATM LANE");
+ ti = proto_tree_add_protocol_format(tree, proto_atm_lane, tvb, offset, 108, "ATM LANE");
lane_tree = proto_item_add_subtree(ti, ett_atm_lane);
- proto_tree_add_text(lane_tree, offset, 2, "Marker: 0x%04X",
- pntohs(&pd[offset]));
- offset += 2;
+ proto_tree_add_text(lane_tree, tvb, offset, 2, "Marker: 0x%04X",
+ tvb_get_ntohs(tvb, offset));
+ }
+ offset += 2;
- proto_tree_add_text(lane_tree, offset, 1, "Protocol: 0x%02X",
- pd[offset]);
- offset += 1;
+ if (tree) {
+ proto_tree_add_text(lane_tree, tvb, offset, 1, "Protocol: 0x%02X",
+ tvb_get_guint8(tvb, offset));
+ }
+ offset += 1;
- proto_tree_add_text(lane_tree, offset, 1, "Version: 0x%02X",
- pd[offset]);
- offset += 1;
+ if (tree) {
+ proto_tree_add_text(lane_tree, tvb, offset, 1, "Version: 0x%02X",
+ tvb_get_guint8(tvb, offset));
+ }
+ offset += 1;
- opcode = pntohs(&pd[offset]);
- proto_tree_add_text(lane_tree, offset, 2, "Opcode: %s",
+ opcode = tvb_get_ntohs(tvb, offset);
+ if (check_col(pinfo->cinfo, COL_INFO)) {
+ col_append_fstr(pinfo->cinfo, COL_INFO, ": %s",
val_to_str(opcode, le_control_opcode_vals,
- "Unknown (%x)"));
- offset += 2;
+ "Unknown opcode (0x%04X)"));
+ }
+ if (tree) {
+ proto_tree_add_text(lane_tree, tvb, offset, 2, "Opcode: %s",
+ val_to_str(opcode, le_control_opcode_vals,
+ "Unknown (0x%04X)"));
+ }
+ offset += 2;
- if (opcode == READY_QUERY || opcode == READY_IND) {
- /* There's nothing more in this packet. */
- return;
- }
+ if (opcode == READY_QUERY || opcode == READY_IND) {
+ /* There's nothing more in this packet. */
+ return;
+ }
+ if (tree) {
if (opcode & 0x0100) {
/* Response; decode status. */
- proto_tree_add_text(lane_tree, offset, 2, "Status: %s",
- val_to_str(pntohs(&pd[offset]), le_control_status_vals,
- "Unknown (%x)"));
+ proto_tree_add_text(lane_tree, tvb, offset, 2, "Status: %s",
+ val_to_str(tvb_get_ntohs(tvb, offset), le_control_status_vals,
+ "Unknown (0x%04X)"));
}
offset += 2;
- proto_tree_add_text(lane_tree, offset, 4, "Transaction ID: 0x%08X",
- pntohl(&pd[offset]));
+ proto_tree_add_text(lane_tree, tvb, offset, 4, "Transaction ID: 0x%08X",
+ tvb_get_ntohl(tvb, offset));
offset += 4;
- proto_tree_add_text(lane_tree, offset, 2, "Requester LECID: 0x%04X",
- pntohs(&pd[offset]));
+ proto_tree_add_text(lane_tree, tvb, offset, 2, "Requester LECID: 0x%04X",
+ tvb_get_ntohs(tvb, offset));
offset += 2;
- flags = pntohs(&pd[offset]);
- tf = proto_tree_add_text(lane_tree, offset, 2, "Flags: 0x%04X",
- pntohs(&pd[offset]));
+ flags = tvb_get_ntohs(tvb, offset);
+ tf = proto_tree_add_text(lane_tree, tvb, offset, 2, "Flags: 0x%04X",
+ flags);
flags_tree = proto_item_add_subtree(tf, ett_atm_lane_lc_flags);
- proto_tree_add_text(flags_tree, offset, 2, "%s",
- decode_boolean_bitfield(flags, 0x0001, 8*2,
- "Remote address", "Local address"));
- proto_tree_add_text(flags_tree, offset, 2, "%s",
+
+ switch (opcode) {
+
+ case LE_CONFIGURE_REQUEST:
+ case LE_CONFIGURE_RESPONSE:
+ proto_tree_add_text(flags_tree, tvb, offset, 2, "%s",
+ decode_boolean_bitfield(flags, 0x0002, 8*2,
+ "V2 capable", "Not V2 capable"));
+ offset += 2;
+ dissect_le_configure_join_frame(tvb, offset, lane_tree);
+ break;
+
+ case LE_JOIN_REQUEST:
+ case LE_JOIN_RESPONSE:
+ proto_tree_add_text(flags_tree, tvb, offset, 2, "%s",
+ decode_boolean_bitfield(flags, 0x0002, 8*2,
+ "V2 capable", "Not V2 capable"));
+ if (opcode == LE_JOIN_REQUEST) {
+ proto_tree_add_text(flags_tree, tvb, offset, 2, "%s",
+ decode_boolean_bitfield(flags, 0x0004, 8*2,
+ "Selective multicast", "No selective multicast"));
+ } else {
+ proto_tree_add_text(flags_tree, tvb, offset, 2, "%s",
+ decode_boolean_bitfield(flags, 0x0008, 8*2,
+ "V2 required", "V2 not required"));
+ }
+ proto_tree_add_text(flags_tree, tvb, offset, 2, "%s",
decode_boolean_bitfield(flags, 0x0080, 8*2,
"Proxy", "Not proxy"));
- proto_tree_add_text(flags_tree, offset, 2, "%s",
- decode_boolean_bitfield(flags, 0x0100, 8*2,
- "Topology change", "No topology change"));
- offset += 2;
+ proto_tree_add_text(flags_tree, tvb, offset, 2, "%s",
+ decode_boolean_bitfield(flags, 0x0200, 8*2,
+ "Exclude explorer frames",
+ "Don't exclude explorer frames"));
+ offset += 2;
+ dissect_le_configure_join_frame(tvb, offset, lane_tree);
+ break;
- dissect_lan_destination(pd, offset, "Source", lane_tree);
- offset += 8;
+ case LE_REGISTER_REQUEST:
+ case LE_REGISTER_RESPONSE:
+ case LE_UNREGISTER_REQUEST:
+ case LE_UNREGISTER_RESPONSE:
+ offset += 2;
+ dissect_le_registration_frame(tvb, offset, lane_tree);
+ break;
- dissect_lan_destination(pd, offset, "Target", lane_tree);
- offset += 8;
+ case LE_ARP_REQUEST:
+ case LE_ARP_RESPONSE:
+ case LE_NARP_REQUEST:
+ if (opcode != LE_NARP_REQUEST) {
+ proto_tree_add_text(flags_tree, tvb, offset, 2, "%s",
+ decode_boolean_bitfield(flags, 0x0001, 8*2,
+ "Remote address", "Local address"));
+ }
+ offset += 2;
+ dissect_le_arp_frame(tvb, offset, lane_tree);
+ break;
- proto_tree_add_text(lane_tree, offset, 20, "Source ATM Address: %s",
- bytes_to_str(&pd[offset], 20));
- offset += 20;
+ case LE_TOPOLOGY_REQUEST:
+ proto_tree_add_text(flags_tree, tvb, offset, 2, "%s",
+ decode_boolean_bitfield(flags, 0x0100, 8*2,
+ "Topology change", "No topology change"));
+ offset += 2;
+ /* 92 reserved bytes */
+ break;
- proto_tree_add_text(lane_tree, offset, 1, "LAN type: %s",
- val_to_str(pd[offset], le_control_lan_type_vals,
- "Unknown (%x)"));
- offset += 1;
+ case LE_VERIFY_REQUEST:
+ case LE_VERIFY_RESPONSE:
+ offset += 2;
+ dissect_le_verify_frame(tvb, offset, lane_tree);
+ break;
- proto_tree_add_text(lane_tree, offset, 1, "Maximum frame size: %u",
- pd[offset]);
- offset += 1;
+ case LE_FLUSH_REQUEST:
+ case LE_FLUSH_RESPONSE:
+ offset += 2;
+ dissect_le_flush_frame(tvb, offset, lane_tree);
+ break;
+ }
+ }
+}
- proto_tree_add_text(lane_tree, offset, 1, "Number of TLVs: %u",
- pd[offset]);
- offset += 1;
+static void
+capture_lane(const union wtap_pseudo_header *pseudo_header, const guchar *pd,
+ int len, packet_counts *ld)
+{
+ /* Is it LE Control, 802.3, 802.5, or "none of the above"? */
+ switch (pseudo_header->atm.subtype) {
- proto_tree_add_text(lane_tree, offset, 1, "ELAN name size: %u",
- pd[offset]);
- offset += 1;
+ case TRAF_ST_LANE_802_3:
+ case TRAF_ST_LANE_802_3_MC:
+ /* Dissect as Ethernet */
+ capture_eth(pd, 2, len, ld);
+ break;
- proto_tree_add_text(lane_tree, offset, 20, "Target ATM Address: %s",
- bytes_to_str(&pd[offset], 20));
- offset += 20;
+ case TRAF_ST_LANE_802_5:
+ case TRAF_ST_LANE_802_5_MC:
+ /* Dissect as Token-Ring */
+ capture_tr(pd, 2, len, ld);
+ break;
- proto_tree_add_text(lane_tree, offset, 32, "ELAN name: %s",
- bytes_to_str(&pd[offset], 32));
- offset += 32;
+ default:
+ ld->other++;
+ break;
}
}
static void
-dissect_lane(const u_char *pd, int offset, frame_data *fd, proto_tree *tree)
+dissect_lane(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
- if (check_col(fd, COL_PROTOCOL))
- col_add_str(fd, COL_PROTOCOL, "ATM LANE");
- if (check_col(fd, COL_INFO))
- col_add_str(fd, COL_INFO, "ATM LANE");
+ tvbuff_t *next_tvb;
+ tvbuff_t *next_tvb_le_client;
+
+ if (check_col(pinfo->cinfo, COL_PROTOCOL))
+ col_set_str(pinfo->cinfo, COL_PROTOCOL, "ATM LANE");
/* Is it LE Control, 802.3, 802.5, or "none of the above"? */
- switch (fd->pseudo_header.ngsniffer_atm.AppHLType) {
+ switch (pinfo->pseudo_header->atm.subtype) {
- case AHLT_LANE_LE_CTRL:
- dissect_le_control(pd, offset, fd, tree);
+ case TRAF_ST_LANE_LE_CTRL:
+ dissect_le_control(tvb, pinfo, tree);
break;
- case AHLT_LANE_802_3:
- case AHLT_LANE_802_3_MC:
- dissect_le_client(pd, offset, fd, tree);
- offset += 2;
+ case TRAF_ST_LANE_802_3:
+ case TRAF_ST_LANE_802_3_MC:
+ if (check_col(pinfo->cinfo, COL_INFO))
+ col_set_str(pinfo->cinfo, COL_INFO, "LE Client - Ethernet/802.3");
+ dissect_le_client(tvb, tree);
/* Dissect as Ethernet */
- dissect_eth(pd, offset, fd, tree);
+ next_tvb_le_client = tvb_new_subset(tvb, 2, -1, -1);
+ call_dissector(eth_handle, next_tvb_le_client, pinfo, tree);
break;
- case AHLT_LANE_802_5:
- case AHLT_LANE_802_5_MC:
- dissect_le_client(pd, offset, fd, tree);
- offset += 2;
+ case TRAF_ST_LANE_802_5:
+ case TRAF_ST_LANE_802_5_MC:
+ if (check_col(pinfo->cinfo, COL_INFO))
+ col_set_str(pinfo->cinfo, COL_INFO, "LE Client - 802.5");
+ dissect_le_client(tvb, tree);
/* Dissect as Token-Ring */
- dissect_tr(pd, offset, fd, tree);
+ next_tvb_le_client = tvb_new_subset(tvb, 2, -1, -1);
+ call_dissector(tr_handle, next_tvb_le_client, pinfo, tree);
break;
default:
/* Dump it as raw data. */
- dissect_data(pd, offset, fd, tree);
+ if (check_col(pinfo->cinfo, COL_INFO))
+ col_set_str(pinfo->cinfo, COL_INFO, "Unknown LANE traffic type");
+ next_tvb = tvb_new_subset(tvb, 0, -1, -1);
+ call_dissector(data_handle,next_tvb, pinfo, tree);
break;
}
}
+static void
+dissect_ilmi(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
+{
+ dissect_snmp_pdu(tvb, 0, pinfo, tree, "ILMI", proto_ilmi, ett_ilmi);
+}
+
/* AAL types */
static const value_string aal_vals[] = {
- { ATT_AAL_UNKNOWN, "Unknown AAL" },
- { ATT_AAL1, "AAL1" },
- { ATT_AAL3_4, "AAL3/4" },
- { ATT_AAL5, "AAL5" },
- { ATT_AAL_USER, "User AAL" },
- { ATT_AAL_SIGNALLING, "Signalling AAL" },
- { ATT_OAMCELL, "OAM cell" },
- { 0, NULL }
+ { AAL_UNKNOWN, "Unknown AAL" },
+ { AAL_1, "AAL1" },
+ { AAL_2, "AAL2" },
+ { AAL_3_4, "AAL3/4" },
+ { AAL_5, "AAL5" },
+ { AAL_USER, "User AAL" },
+ { AAL_SIGNALLING, "Signalling AAL" },
+ { AAL_OAMCELL, "OAM cell" },
+ { 0, NULL }
};
/* AAL5 higher-level traffic types */
static const value_string aal5_hltype_vals[] = {
- { ATT_HL_UNKNOWN, "Unknown traffic type" },
- { ATT_HL_LLCMX, "LLC multiplexed" },
- { ATT_HL_VCMX, "VC multiplexed" },
- { ATT_HL_LANE, "LANE" },
- { ATT_HL_ILMI, "ILMI" },
- { ATT_HL_FRMR, "Frame Relay" },
- { ATT_HL_SPANS, "FORE SPANS" },
- { ATT_HL_IPSILON, "Ipsilon" },
+ { TRAF_UNKNOWN, "Unknown traffic type" },
+ { TRAF_LLCMX, "LLC multiplexed" },
+ { TRAF_VCMX, "VC multiplexed" },
+ { TRAF_LANE, "LANE" },
+ { TRAF_ILMI, "ILMI" },
+ { TRAF_FR, "Frame Relay" },
+ { TRAF_SPANS, "FORE SPANS" },
+ { TRAF_IPSILON, "Ipsilon" },
{ 0, NULL }
};
/* Traffic subtypes for VC multiplexed traffic */
static const value_string vcmx_type_vals[] = {
- { AHLT_UNKNOWN, "Unknown VC multiplexed traffic type" },
- { AHLT_VCMX_802_3_FCS, "802.3 FCS" },
- { AHLT_VCMX_802_4_FCS, "802.4 FCS" },
- { AHLT_VCMX_802_5_FCS, "802.5 FCS" },
- { AHLT_VCMX_FDDI_FCS, "FDDI FCS" },
- { AHLT_VCMX_802_6_FCS, "802.6 FCS" },
- { AHLT_VCMX_802_3, "802.3" },
- { AHLT_VCMX_802_4, "802.4" },
- { AHLT_VCMX_802_5, "802.5" },
- { AHLT_VCMX_FDDI, "FDDI" },
- { AHLT_VCMX_802_6, "802.6" },
- { AHLT_VCMX_FRAGMENTS, "Fragments" },
- { AHLT_VCMX_BPDU, "BPDU" },
+ { TRAF_ST_UNKNOWN, "Unknown VC multiplexed traffic type" },
+ { TRAF_ST_VCMX_802_3_FCS, "802.3 FCS" },
+ { TRAF_ST_VCMX_802_4_FCS, "802.4 FCS" },
+ { TRAF_ST_VCMX_802_5_FCS, "802.5 FCS" },
+ { TRAF_ST_VCMX_FDDI_FCS, "FDDI FCS" },
+ { TRAF_ST_VCMX_802_6_FCS, "802.6 FCS" },
+ { TRAF_ST_VCMX_802_3, "802.3" },
+ { TRAF_ST_VCMX_802_4, "802.4" },
+ { TRAF_ST_VCMX_802_5, "802.5" },
+ { TRAF_ST_VCMX_FDDI, "FDDI" },
+ { TRAF_ST_VCMX_802_6, "802.6" },
+ { TRAF_ST_VCMX_FRAGMENTS, "Fragments" },
+ { TRAF_ST_VCMX_BPDU, "BPDU" },
{ 0, NULL }
};
/* Traffic subtypes for LANE traffic */
static const value_string lane_type_vals[] = {
- { AHLT_UNKNOWN, "Unknown LANE traffic type" },
- { AHLT_LANE_LE_CTRL, "LE Control" },
- { AHLT_LANE_802_3, "802.3" },
- { AHLT_LANE_802_5, "802.5" },
- { AHLT_LANE_802_3_MC, "802.3 multicast" },
- { AHLT_LANE_802_5_MC, "802.5 multicast" },
- { 0, NULL }
+ { TRAF_ST_UNKNOWN, "Unknown LANE traffic type" },
+ { TRAF_ST_LANE_LE_CTRL, "LE Control" },
+ { TRAF_ST_LANE_802_3, "802.3" },
+ { TRAF_ST_LANE_802_5, "802.5" },
+ { TRAF_ST_LANE_802_3_MC, "802.3 multicast" },
+ { TRAF_ST_LANE_802_5_MC, "802.5 multicast" },
+ { 0, NULL }
};
/* Traffic subtypes for Ipsilon traffic */
static const value_string ipsilon_type_vals[] = {
- { AHLT_UNKNOWN, "Unknown Ipsilon traffic type" },
- { AHLT_IPSILON_FT0, "Flow type 0" },
- { AHLT_IPSILON_FT1, "Flow type 1" },
- { AHLT_IPSILON_FT2, "Flow type 2" },
+ { TRAF_ST_UNKNOWN, "Unknown Ipsilon traffic type" },
+ { TRAF_ST_IPSILON_FT0, "Flow type 0" },
+ { TRAF_ST_IPSILON_FT1, "Flow type 1" },
+ { TRAF_ST_IPSILON_FT2, "Flow type 2" },
{ 0, NULL }
};
-/*
- * We don't know what kind of traffic this is; try to guess.
- * We at least know it's AAL5....
- */
-static void
-atm_guess_content(const u_char *pd, frame_data *fd)
+void
+capture_atm(const union wtap_pseudo_header *pseudo_header, const guchar *pd,
+ int len, packet_counts *ld)
{
- if (fd->pseudo_header.ngsniffer_atm.Vpi == 0) {
- /*
- * Traffic on some PVCs with a VPI of 0 and certain
- * VCIs is of particular types.
- */
- switch (fd->pseudo_header.ngsniffer_atm.Vci) {
-
- case 5:
- /*
- * Signalling AAL.
- */
- fd->pseudo_header.ngsniffer_atm.AppTrafType =
- ATT_AAL_SIGNALLING;
- return;
-
- case 16:
- /*
- * ILMI.
- */
- fd->pseudo_header.ngsniffer_atm.AppTrafType |=
- ATT_HL_ILMI;
- return;
- }
- }
+ if (pseudo_header->atm.aal == AAL_5) {
+ switch (pseudo_header->atm.type) {
- /*
- * OK, we can't tell what it is based on the VPI/VCI; try
- * guessing based on the contents.
- */
- if (pd[0] == 0xaa && pd[1] == 0xaa && pd[2] == 0x03) {
- /*
- * Looks like a SNAP header; assume it's LLC multiplexed
- * RFC 1483 traffic.
- */
- fd->pseudo_header.ngsniffer_atm.AppTrafType |= ATT_HL_LLCMX;
- } else {
- /*
- * Assume it's LANE.
- */
- fd->pseudo_header.ngsniffer_atm.AppTrafType |= ATT_HL_LANE;
- if (pd[0] == 0xff && pd[1] == 0x00) {
- /*
- * Looks like LE Control traffic.
- */
- fd->pseudo_header.ngsniffer_atm.AppHLType =
- AHLT_LANE_LE_CTRL;
- } else {
- /*
- * XXX - Ethernet, or Token Ring?
- * Assume Ethernet for now; if we see earlier
- * LANE traffic, we may be able to figure out
- * the traffic type from that, but there may
- * still be situations where the user has to
- * tell us.
- */
- fd->pseudo_header.ngsniffer_atm.AppHLType =
- AHLT_LANE_802_3;
- }
- }
-}
+ case TRAF_LLCMX:
+ /* Dissect as WTAP_ENCAP_ATM_RFC1483 */
+ /* The ATM iptrace capture that we have shows LLC at this point,
+ * so that's what I'm calling */
+ capture_llc(pd, 0, len, ld);
+ break;
-void
-dissect_atm(const u_char *pd, frame_data *fd, proto_tree *tree)
-{
- int offset = 0;
- proto_tree *atm_tree;
- proto_item *ti;
- guint aal_type;
- guint hl_type;
-
- aal_type = fd->pseudo_header.ngsniffer_atm.AppTrafType & ATT_AALTYPE;
- hl_type = fd->pseudo_header.ngsniffer_atm.AppTrafType & ATT_HLTYPE;
- if (aal_type == ATT_AAL5) {
- if (hl_type == ATT_HL_UNKNOWN ||
- fd->pseudo_header.ngsniffer_atm.AppHLType == AHLT_UNKNOWN) {
- /*
- * The joys of a connection-oriented link layer; the type of
- * traffic may be implied by the connection on which it's
- * traveling, rather than being specified in the packet itself.
- *
- * For this packet, the program that captured the packet didn't
- * save the type of traffic, presumably because it didn't know
- * the traffic type (either it didn't see the connection setup
- * and wasn't running on one of the endpoints, and wasn't later
- * told, e.g. by the human running it, what type of traffic was
- * on that circuit, or was running on one of the endpoints but
- * was using, to capture the packets, a mechanism that either
- * doesn't have access to data saying what's going over the
- * connection or doesn't bother providing that information).
- *
- * For now, we try to guess the traffic type based on the VPI/VCI
- * or the packet header; later, we should provide a mechanism
- * by which the user can specify what sort of traffic is on a
- * particular circuit.
- */
- atm_guess_content(pd, fd);
+ case TRAF_LANE:
+ capture_lane(pseudo_header, pd, len, ld);
+ break;
- /*
- * OK, now get the AAL type and high-layer type again.
- */
- aal_type = fd->pseudo_header.ngsniffer_atm.AppTrafType & ATT_AALTYPE;
- hl_type = fd->pseudo_header.ngsniffer_atm.AppTrafType & ATT_HLTYPE;
+ default:
+ ld->other++;
+ break;
}
- }
+ } else
+ ld->other++;
+}
- if (check_col(fd, COL_PROTOCOL))
- col_add_str(fd, COL_PROTOCOL, "ATM");
+static void
+dissect_atm(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
+{
+ proto_tree *atm_tree;
+ proto_item *ti;
- switch (fd->pseudo_header.ngsniffer_atm.channel) {
+ if (check_col(pinfo->cinfo, COL_PROTOCOL))
+ col_set_str(pinfo->cinfo, COL_PROTOCOL, "ATM");
+
+ switch (pinfo->pseudo_header->atm.channel) {
case 0:
/* Traffic from DCE to DTE. */
- if (check_col(fd, COL_RES_DL_DST))
- col_add_str(fd, COL_RES_DL_DST, "DTE");
- if (check_col(fd, COL_RES_DL_SRC))
- col_add_str(fd, COL_RES_DL_SRC, "DCE");
+ if (check_col(pinfo->cinfo, COL_RES_DL_DST))
+ col_set_str(pinfo->cinfo, COL_RES_DL_DST, "DTE");
+ if (check_col(pinfo->cinfo, COL_RES_DL_SRC))
+ col_set_str(pinfo->cinfo, COL_RES_DL_SRC, "DCE");
break;
case 1:
/* Traffic from DTE to DCE. */
- if (check_col(fd, COL_RES_DL_DST))
- col_add_str(fd, COL_RES_DL_DST, "DCE");
- if (check_col(fd, COL_RES_DL_SRC))
- col_add_str(fd, COL_RES_DL_SRC, "DTE");
+ if (check_col(pinfo->cinfo, COL_RES_DL_DST))
+ col_set_str(pinfo->cinfo, COL_RES_DL_DST, "DCE");
+ if (check_col(pinfo->cinfo, COL_RES_DL_SRC))
+ col_set_str(pinfo->cinfo, COL_RES_DL_SRC, "DTE");
break;
}
- if (check_col(fd, COL_INFO)) {
- if (aal_type == ATT_AAL5) {
- col_add_fstr(fd, COL_INFO, "AAL5 %s",
- val_to_str(hl_type, aal5_hltype_vals,
- "Unknown traffic type (%x)"));
+ if (check_col(pinfo->cinfo, COL_INFO)) {
+ if (pinfo->pseudo_header->atm.aal == AAL_5) {
+ col_add_fstr(pinfo->cinfo, COL_INFO, "AAL5 %s",
+ val_to_str(pinfo->pseudo_header->atm.type, aal5_hltype_vals,
+ "Unknown traffic type (%u)"));
} else {
- col_add_str(fd, COL_INFO,
- val_to_str(aal_type, aal_vals, "Unknown AAL (%x)"));
+ col_add_str(pinfo->cinfo, COL_INFO,
+ val_to_str(pinfo->pseudo_header->atm.aal, aal_vals,
+ "Unknown AAL (%u)"));
}
}
if (tree) {
- ti = proto_tree_add_item_format(tree, proto_atm, 0, 0, NULL,
- "ATM");
+ ti = proto_tree_add_protocol_format(tree, proto_atm, tvb, 0, 0, "ATM");
atm_tree = proto_item_add_subtree(ti, ett_atm);
- proto_tree_add_text(atm_tree, 0, 0, "AAL: %s",
- val_to_str(aal_type, aal_vals, "Unknown AAL (%x)"));
- if (aal_type == ATT_AAL5) {
- proto_tree_add_text(atm_tree, 0, 0, "Traffic type: %s",
- val_to_str(hl_type, aal5_hltype_vals, "Unknown AAL5 traffic type (%x)"));
- switch (hl_type) {
-
- case ATT_HL_LLCMX:
- proto_tree_add_text(atm_tree, 0, 0, "LLC multiplexed traffic");
+ proto_tree_add_text(atm_tree, tvb, 0, 0, "AAL: %s",
+ val_to_str(pinfo->pseudo_header->atm.aal, aal_vals,
+ "Unknown AAL (%u)"));
+ if (pinfo->pseudo_header->atm.aal == AAL_5) {
+ proto_tree_add_text(atm_tree, tvb, 0, 0, "Traffic type: %s",
+ val_to_str(pinfo->pseudo_header->atm.type, aal5_hltype_vals,
+ "Unknown AAL5 traffic type (%u)"));
+ switch (pinfo->pseudo_header->atm.type) {
+
+ case TRAF_VCMX:
+ proto_tree_add_text(atm_tree, tvb, 0, 0, "VC multiplexed traffic type: %s",
+ val_to_str(pinfo->pseudo_header->atm.subtype,
+ vcmx_type_vals, "Unknown VCMX traffic type (%u)"));
break;
- case ATT_HL_VCMX:
- proto_tree_add_text(atm_tree, 0, 0, "VC multiplexed traffic type: %s",
- val_to_str(fd->pseudo_header.ngsniffer_atm.AppHLType,
- vcmx_type_vals, "Unknown VCMX traffic type (%x)"));
+ case TRAF_LANE:
+ proto_tree_add_text(atm_tree, tvb, 0, 0, "LANE traffic type: %s",
+ val_to_str(pinfo->pseudo_header->atm.subtype,
+ lane_type_vals, "Unknown LANE traffic type (%u)"));
break;
- case ATT_HL_LANE:
- proto_tree_add_text(atm_tree, 0, 0, "LANE traffic type: %s",
- val_to_str(fd->pseudo_header.ngsniffer_atm.AppHLType,
- lane_type_vals, "Unknown LANE traffic type (%x)"));
- break;
-
- case ATT_HL_IPSILON:
- proto_tree_add_text(atm_tree, 0, 0, "Ipsilon traffic type: %s",
- val_to_str(fd->pseudo_header.ngsniffer_atm.AppHLType,
- ipsilon_type_vals, "Unknown Ipsilon traffic type (%x)"));
+ case TRAF_IPSILON:
+ proto_tree_add_text(atm_tree, tvb, 0, 0, "Ipsilon traffic type: %s",
+ val_to_str(pinfo->pseudo_header->atm.subtype,
+ ipsilon_type_vals, "Unknown Ipsilon traffic type (%u)"));
break;
}
}
- proto_tree_add_item(atm_tree, hf_atm_vpi, 0, 0,
- fd->pseudo_header.ngsniffer_atm.Vpi);
- proto_tree_add_item(atm_tree, hf_atm_vci, 0, 0,
- fd->pseudo_header.ngsniffer_atm.Vci);
- switch (fd->pseudo_header.ngsniffer_atm.channel) {
+ proto_tree_add_uint(atm_tree, hf_atm_vpi, tvb, 0, 0,
+ pinfo->pseudo_header->atm.vpi);
+ proto_tree_add_uint(atm_tree, hf_atm_vci, tvb, 0, 0,
+ pinfo->pseudo_header->atm.vci);
+ switch (pinfo->pseudo_header->atm.channel) {
case 0:
/* Traffic from DCE to DTE. */
- proto_tree_add_text(atm_tree, 0, 0, "Channel: DCE->DTE");
+ proto_tree_add_text(atm_tree, tvb, 0, 0, "Channel: DCE->DTE");
break;
case 1:
/* Traffic from DTE to DCE. */
- proto_tree_add_text(atm_tree, 0, 0, "Channel: DTE->DCE");
+ proto_tree_add_text(atm_tree, tvb, 0, 0, "Channel: DTE->DCE");
break;
default:
/* Sniffers shouldn't provide anything other than 0 or 1. */
- proto_tree_add_text(atm_tree, 0, 0, "Channel: %u",
- fd->pseudo_header.ngsniffer_atm.channel);
+ proto_tree_add_text(atm_tree, tvb, 0, 0, "Channel: %u",
+ pinfo->pseudo_header->atm.channel);
break;
}
- if (fd->pseudo_header.ngsniffer_atm.cells != 0) {
+ if (pinfo->pseudo_header->atm.cells != 0) {
/*
* If the cell count is 0, assume it means we don't know how
* many cells it was.
* some other way of indicating whether we have the AAL5 trailer
* information.
*/
- proto_tree_add_text(atm_tree, 0, 0, "Cells: %u",
- fd->pseudo_header.ngsniffer_atm.cells);
- if (aal_type == ATT_AAL5) {
- proto_tree_add_text(atm_tree, 0, 0, "AAL5 U2U: %u",
- fd->pseudo_header.ngsniffer_atm.aal5t_u2u);
- proto_tree_add_text(atm_tree, 0, 0, "AAL5 len: %u",
- fd->pseudo_header.ngsniffer_atm.aal5t_len);
- proto_tree_add_text(atm_tree, 0, 0, "AAL5 checksum: 0x%08X",
- fd->pseudo_header.ngsniffer_atm.aal5t_chksum);
+ proto_tree_add_text(atm_tree, tvb, 0, 0, "Cells: %u",
+ pinfo->pseudo_header->atm.cells);
+ if (pinfo->pseudo_header->atm.aal == AAL_5) {
+ proto_tree_add_text(atm_tree, tvb, 0, 0, "AAL5 U2U: %u",
+ pinfo->pseudo_header->atm.aal5t_u2u);
+ proto_tree_add_text(atm_tree, tvb, 0, 0, "AAL5 len: %u",
+ pinfo->pseudo_header->atm.aal5t_len);
+ proto_tree_add_text(atm_tree, tvb, 0, 0, "AAL5 checksum: 0x%08X",
+ pinfo->pseudo_header->atm.aal5t_chksum);
}
}
}
- switch (aal_type) {
+ switch (pinfo->pseudo_header->atm.aal) {
- case ATT_AAL_SIGNALLING:
- dissect_sscop(pd, offset, fd, tree);
+ case AAL_SIGNALLING:
+ call_dissector(sscop_handle, tvb, pinfo, tree);
break;
- case ATT_AAL5:
- switch (hl_type) {
+ case AAL_5:
+ switch (pinfo->pseudo_header->atm.type) {
- case ATT_HL_LLCMX:
+ case TRAF_LLCMX:
/* Dissect as WTAP_ENCAP_ATM_RFC1483 */
- /* The ATM iptrace capture that we have hows LLC at this point,
+ /* The ATM iptrace capture that we have shows LLC at this point,
* so that's what I'm calling */
- dissect_llc(pd, offset, fd, tree);
+ call_dissector(llc_handle, tvb, pinfo, tree);
break;
- case ATT_HL_LANE:
- dissect_lane(pd, offset, fd, tree);
+ case TRAF_LANE:
+ call_dissector(lane_handle, tvb, pinfo, tree);
break;
- case ATT_HL_ILMI:
- dissect_snmp_pdu(pd, offset, fd, tree, "ILMI", proto_ilmi, ett_ilmi);
+ case TRAF_ILMI:
+ call_dissector(ilmi_handle, tvb, pinfo, tree);
break;
default:
if (tree) {
/* Dump it as raw data. */
- dissect_data(pd, offset, fd, tree);
+ call_dissector(data_handle,tvb, pinfo, tree);
break;
}
}
default:
if (tree) {
/* Dump it as raw data. (Is this a single cell?) */
- dissect_data(pd, offset, fd, tree);
+ call_dissector(data_handle,tvb, pinfo, tree);
}
break;
}
static hf_register_info hf[] = {
{ &hf_atm_vpi,
{ "VPI", "atm.vpi", FT_UINT8, BASE_DEC, NULL, 0x0,
- "" }},
+ "", HFILL }},
{ &hf_atm_vci,
{ "VCI", "atm.vci", FT_UINT16, BASE_DEC, NULL, 0x0,
- "" }},
+ "", HFILL }},
};
static gint *ett[] = {
&ett_atm,
&ett_atm_lane_lc_lan_dest,
&ett_atm_lane_lc_lan_dest_rd,
&ett_atm_lane_lc_flags,
+ &ett_atm_lane_lc_tlv,
};
- proto_atm = proto_register_protocol("ATM", "atm");
+ proto_atm = proto_register_protocol("ATM", "ATM", "atm");
proto_register_field_array(proto_atm, hf, array_length(hf));
- proto_ilmi = proto_register_protocol("ILMI", "ilmi");
- proto_atm_lane = proto_register_protocol("ATM LANE", "lane");
proto_register_subtree_array(ett, array_length(ett));
+
+ proto_ilmi = proto_register_protocol("ILMI", "ILMI", "ilmi");
+
+ register_dissector("ilmi", dissect_ilmi, proto_ilmi);
+
+ proto_atm_lane = proto_register_protocol("ATM LAN Emulation",
+ "ATM LANE", "lane");
+
+ register_dissector("lane", dissect_lane, proto_atm_lane);
+}
+
+void
+proto_reg_handoff_atm(void)
+{
+ dissector_handle_t atm_handle;
+
+ /*
+ * Get handles for the Ethernet, Token Ring, LLC, SSCOP, LANE,
+ * and ILMI dissectors.
+ */
+ eth_handle = find_dissector("eth");
+ tr_handle = find_dissector("tr");
+ llc_handle = find_dissector("llc");
+ sscop_handle = find_dissector("sscop");
+ lane_handle = find_dissector("lane");
+ ilmi_handle = find_dissector("ilmi");
+ data_handle = find_dissector("data");
+
+ atm_handle = create_dissector_handle(dissect_atm, proto_atm);
+
+ dissector_add("wtap_encap", WTAP_ENCAP_ATM_SNIFFER, atm_handle);
}