From 212a090f0c722f8b30095647e33c130e4d297beb Mon Sep 17 00:00:00 2001 From: Guy Harris Date: Sun, 18 Mar 2001 02:13:33 +0000 Subject: DCE RPC support, from Todd Sabin. svn path=/trunk/; revision=3144 --- packet-dcerpc.c | 559 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 559 insertions(+) create mode 100644 packet-dcerpc.c (limited to 'packet-dcerpc.c') diff --git a/packet-dcerpc.c b/packet-dcerpc.c new file mode 100644 index 0000000000..1f08c8de0e --- /dev/null +++ b/packet-dcerpc.c @@ -0,0 +1,559 @@ +/* packet-dcerpc.c + * Routines for DCERPC packet disassembly + * Copyright 2001, Todd Sabin + * + * $Id: packet-dcerpc.c,v 1.1 2001/03/18 02:13:32 guy Exp $ + * + * Ethereal - Network traffic analyzer + * By Gerald Combs + * 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. + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#ifdef HAVE_SYS_TYPES_H +#include +#endif + +#include +#include + +#include +#include "packet.h" + +typedef struct _e_uuid_t { + guint32 Data1; + guint16 Data2; + guint16 Data3; + guint8 Data4[8]; +} e_uuid_t; + + +static const value_string pckt_vals[] = { + { 0, "Request"}, + { 1, "Ping"}, + { 2, "Response"}, + { 3, "Fault"}, + { 4, "Working"}, + { 5, "Nocall"}, + { 6, "Reject"}, + { 7, "Ack"}, + { 8, "Cl_cancel"}, + { 9, "Fack"}, + { 10, "Cancel_ack"}, + { 11, "Bind"}, + { 12, "Bind_ack"}, + { 13, "Bind_nak"}, + { 14, "Alter_context"}, + { 15, "Alter_context_resp"}, + { 16, "AUTH3?"}, + { 17, "Shutdown"}, + { 18, "Co_cancel"}, + { 19, "Orphaned"}, +}; + +static const true_false_string flags_set_truth = { + "Set", + "Not set" +}; + +static int proto_dcerpc = -1; + +/* field defines */ +static int hf_dcerpc_ver = -1; +static int hf_dcerpc_ver_minor = -1; +static int hf_dcerpc_packet_type = -1; +static int hf_dcerpc_cn_flags = -1; +static int hf_dcerpc_cn_flags_first_frag = -1; +static int hf_dcerpc_cn_flags_last_frag = -1; +static int hf_dcerpc_cn_flags_cancel_pending = -1; +static int hf_dcerpc_cn_flags_reserved = -1; +static int hf_dcerpc_cn_flags_mpx = -1; +static int hf_dcerpc_cn_flags_dne = -1; +static int hf_dcerpc_cn_flags_maybe = -1; +static int hf_dcerpc_cn_flags_object = -1; +static int hf_dcerpc_cn_frag_len = -1; +static int hf_dcerpc_cn_auth_len = -1; +static int hf_dcerpc_cn_call_id = -1; +static int hf_dcerpc_dg_flags1 = -1; +static int hf_dcerpc_dg_flags1_rsrvd_01 = -1; +static int hf_dcerpc_dg_flags1_last_frag = -1; +static int hf_dcerpc_dg_flags1_frag = -1; +static int hf_dcerpc_dg_flags1_nofack = -1; +static int hf_dcerpc_dg_flags1_maybe = -1; +static int hf_dcerpc_dg_flags1_idempotent = -1; +static int hf_dcerpc_dg_flags1_broadcast = -1; +static int hf_dcerpc_dg_flags1_rsrvd_80 = -1; +static int hf_dcerpc_dg_flags2 = -1; +static int hf_dcerpc_dg_flags2_rsrvd_01 = -1; +static int hf_dcerpc_dg_flags2_cancel_pending = -1; +static int hf_dcerpc_dg_flags2_rsrvd_04 = -1; +static int hf_dcerpc_dg_flags2_rsrvd_08 = -1; +static int hf_dcerpc_dg_flags2_rsrvd_10 = -1; +static int hf_dcerpc_dg_flags2_rsrvd_20 = -1; +static int hf_dcerpc_dg_flags2_rsrvd_40 = -1; +static int hf_dcerpc_dg_flags2_rsrvd_80 = -1; +static int hf_dcerpc_dg_serial_hi = -1; +static int hf_dcerpc_dg_obj_id = -1; +static int hf_dcerpc_dg_if_id = -1; +static int hf_dcerpc_dg_act_id = -1; +static int hf_dcerpc_dg_serial_lo = -1; +static int hf_dcerpc_dg_ahint = -1; +static int hf_dcerpc_dg_ihint = -1; +static int hf_dcerpc_dg_frag_len = -1; +static int hf_dcerpc_dg_frag_num = -1; +static int hf_dcerpc_dg_auth_proto = -1; +static int hf_dcerpc_dg_opnum = -1; +static int hf_dcerpc_dg_seqnum = -1; +static int hf_dcerpc_dg_server_boot = -1; +static int hf_dcerpc_dg_if_ver = -1; + +static gint ett_dcerpc = -1; +static gint ett_dcerpc_cn_flags = -1; +static gint ett_dcerpc_dg_flags1 = -1; +static gint ett_dcerpc_dg_flags2 = -1; + + +guint16 +dcerpc_tvb_get_ntohs (tvbuff_t *tvb, gint offset, char *drep) +{ + if (drep[0] & 0x10) { + return tvb_get_letohs (tvb, offset); + } else { + return tvb_get_ntohs (tvb, offset); + } +} + +guint32 +dcerpc_tvb_get_ntohl (tvbuff_t *tvb, gint offset, char *drep) +{ + if (drep[0] & 0x10) { + return tvb_get_letohl (tvb, offset); + } else { + return tvb_get_ntohl (tvb, offset); + } +} + +void +dcerpc_tvb_get_uuid (tvbuff_t *tvb, gint offset, char *drep, e_uuid_t *uuid) +{ + int i; + uuid->Data1 = dcerpc_tvb_get_ntohl (tvb, offset, drep); + uuid->Data2 = dcerpc_tvb_get_ntohs (tvb, offset+4, drep); + uuid->Data3 = dcerpc_tvb_get_ntohs (tvb, offset+6, drep); + + for (i=0; iData4); i++) { + uuid->Data4[i] = tvb_get_guint8 (tvb, offset+8+i); + } +} + + +/* + * MSRPC dissector for connection oriented calls + */ +static gboolean +dissect_dcerpc_cn (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) +{ + proto_item *ti = NULL; + proto_item *tf = NULL; + proto_tree *dcerpc_tree = NULL; + proto_tree *cn_flags_tree = NULL; + unsigned char ver, ver_minor, pkt_type, pkt_flags; + int offset = 0; + char drep[4]; + guint16 frag_len, auth_len; + guint32 call_id; + + /* + * Check if this looks like a C/O MSRPC call + */ + if (!tvb_bytes_exist (tvb, 0, 16)) { + return FALSE; + } + if (tvb_get_guint8 (tvb, 0) != 5) + return FALSE; + ver_minor = tvb_get_guint8 (tvb, 1); + if (ver_minor != 0 && ver_minor != 1) + return FALSE; + pkt_type = tvb_get_guint8 (tvb, 2); + if (pkt_type > 19) + return FALSE; + + + + if (check_col (pinfo->fd, COL_PROTOCOL)) + col_add_str (pinfo->fd, COL_PROTOCOL, "MSRPC"); + if (check_col (pinfo->fd, COL_INFO)) + col_clear (pinfo->fd, COL_INFO); + if (check_col (pinfo->fd, COL_INFO)) + col_add_fstr (pinfo->fd, COL_INFO, "%s", pckt_vals[pkt_type].strptr); + if (tree) { + ti = proto_tree_add_item (tree, proto_dcerpc, tvb, 0, tvb_length(tvb), FALSE); + if (ti) { + dcerpc_tree = proto_item_add_subtree (ti, ett_dcerpc); + } + ver = tvb_get_guint8 (tvb, offset); + proto_tree_add_uint (dcerpc_tree, hf_dcerpc_ver, tvb, offset++, 1, ver); + ver_minor = tvb_get_guint8 (tvb, offset); + proto_tree_add_uint (dcerpc_tree, hf_dcerpc_ver_minor, tvb, offset++, 1, ver_minor); + pkt_type = tvb_get_guint8 (tvb, offset); + proto_tree_add_uint (dcerpc_tree, hf_dcerpc_packet_type, tvb, offset++, 1, pkt_type); + pkt_flags = tvb_get_guint8 (tvb, offset); + tf = proto_tree_add_uint (dcerpc_tree, hf_dcerpc_cn_flags, tvb, offset, 1, pkt_flags); + cn_flags_tree = proto_item_add_subtree (tf, ett_dcerpc_cn_flags); + if (cn_flags_tree) { + proto_tree_add_boolean (cn_flags_tree, hf_dcerpc_cn_flags_first_frag, tvb, offset, 1, pkt_flags); + proto_tree_add_boolean (cn_flags_tree, hf_dcerpc_cn_flags_last_frag, tvb, offset, 1, pkt_flags); + proto_tree_add_boolean (cn_flags_tree, hf_dcerpc_cn_flags_cancel_pending, tvb, offset, 1, pkt_flags); + proto_tree_add_boolean (cn_flags_tree, hf_dcerpc_cn_flags_reserved, tvb, offset, 1, pkt_flags); + proto_tree_add_boolean (cn_flags_tree, hf_dcerpc_cn_flags_mpx, tvb, offset, 1, pkt_flags); + proto_tree_add_boolean (cn_flags_tree, hf_dcerpc_cn_flags_dne, tvb, offset, 1, pkt_flags); + proto_tree_add_boolean (cn_flags_tree, hf_dcerpc_cn_flags_maybe, tvb, offset, 1, pkt_flags); + proto_tree_add_boolean (cn_flags_tree, hf_dcerpc_cn_flags_object, tvb, offset, 1, pkt_flags); + } + offset++; + + tvb_memcpy (tvb, (guint8 *)drep, offset, sizeof (drep)); + proto_tree_add_text (dcerpc_tree, tvb, offset, sizeof (drep), "Data Rep"); + offset += sizeof (drep); + + frag_len = dcerpc_tvb_get_ntohs (tvb, offset, drep); + proto_tree_add_uint (dcerpc_tree, hf_dcerpc_cn_frag_len, tvb, offset, 2, frag_len); + offset += 2; + + auth_len = dcerpc_tvb_get_ntohs (tvb, offset, drep); + proto_tree_add_uint (dcerpc_tree, hf_dcerpc_cn_auth_len, tvb, offset, 2, auth_len); + offset += 2; + + call_id = dcerpc_tvb_get_ntohl (tvb, offset, drep); + proto_tree_add_uint (dcerpc_tree, hf_dcerpc_cn_call_id, tvb, offset, 4, call_id); + offset += 4; + + /* + * Packet type specific stuff is next. + */ + } + return TRUE; +} + +/* + * MSRPC dissector for connectionless calls + */ +static gboolean +dissect_dcerpc_dg (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) +{ + proto_item *ti = NULL; + proto_item *tf = NULL; + proto_tree *dcerpc_tree = NULL; + proto_tree *dg_flags1_tree = NULL; + proto_tree *dg_flags2_tree = NULL; + unsigned char ver, pkt_type, pkt_flags1, pkt_flags2; + int offset = 0; + char drep[3]; + char serial_lo, serial_hi; + guint16 ahint, ihint; + guint32 server_boot, if_ver, seqnum; + guint16 opnum, frag_len, frag_num; + char auth_proto; + e_uuid_t obj_id; + e_uuid_t if_id; + e_uuid_t act_id; + + /* + * Check if this looks like a CL MSRPC call. All dg packets + * have an 80 byte header on them. Which starts with + * version (4), pkt_type. + */ + if (!tvb_bytes_exist (tvb, 0, 80)) { + return FALSE; + } + if (tvb_get_guint8 (tvb, 0) != 4) + return FALSE; + pkt_type = tvb_get_guint8 (tvb, 1); + if (pkt_type > 19) + return FALSE; + + + if (check_col (pinfo->fd, COL_PROTOCOL)) + col_add_str (pinfo->fd, COL_PROTOCOL, "MSRPC"); + if (check_col (pinfo->fd, COL_INFO)) + col_clear (pinfo->fd, COL_INFO); + if (check_col (pinfo->fd, COL_INFO)) + col_add_fstr (pinfo->fd, COL_INFO, "%s", pckt_vals[pkt_type].strptr); + if (tree) { + ti = proto_tree_add_item (tree, proto_dcerpc, tvb, 0, tvb_length(tvb), FALSE); + if (ti) { + dcerpc_tree = proto_item_add_subtree(ti, ett_dcerpc); + } + ver = tvb_get_guint8 (tvb, offset); + proto_tree_add_uint (dcerpc_tree, hf_dcerpc_ver, tvb, offset++, 1, ver); + + pkt_type = tvb_get_guint8 (tvb, offset); + proto_tree_add_uint (dcerpc_tree, hf_dcerpc_packet_type, tvb, offset++, 1, pkt_type); + + pkt_flags1 = tvb_get_guint8 (tvb, offset); + tf = proto_tree_add_uint (dcerpc_tree, hf_dcerpc_dg_flags1, tvb, offset, 1, pkt_flags1); + dg_flags1_tree = proto_item_add_subtree (tf, ett_dcerpc_dg_flags1); + if (dg_flags1_tree) { + proto_tree_add_boolean (dg_flags1_tree, hf_dcerpc_dg_flags1_rsrvd_01, tvb, offset, 1, pkt_flags1); + proto_tree_add_boolean (dg_flags1_tree, hf_dcerpc_dg_flags1_last_frag, tvb, offset, 1, pkt_flags1); + proto_tree_add_boolean (dg_flags1_tree, hf_dcerpc_dg_flags1_frag, tvb, offset, 1, pkt_flags1); + proto_tree_add_boolean (dg_flags1_tree, hf_dcerpc_dg_flags1_nofack, tvb, offset, 1, pkt_flags1); + proto_tree_add_boolean (dg_flags1_tree, hf_dcerpc_dg_flags1_maybe, tvb, offset, 1, pkt_flags1); + proto_tree_add_boolean (dg_flags1_tree, hf_dcerpc_dg_flags1_idempotent, tvb, offset, 1, pkt_flags1); + proto_tree_add_boolean (dg_flags1_tree, hf_dcerpc_dg_flags1_broadcast, tvb, offset, 1, pkt_flags1); + proto_tree_add_boolean (dg_flags1_tree, hf_dcerpc_dg_flags1_rsrvd_80, tvb, offset, 1, pkt_flags1); + } + offset++; + + pkt_flags2 = tvb_get_guint8 (tvb, offset); + tf = proto_tree_add_uint (dcerpc_tree, hf_dcerpc_dg_flags2, tvb, offset, 1, pkt_flags2); + dg_flags2_tree = proto_item_add_subtree (tf, ett_dcerpc_dg_flags2); + if (dg_flags2_tree) { + proto_tree_add_boolean (dg_flags2_tree, hf_dcerpc_dg_flags2_rsrvd_01, tvb, offset, 1, pkt_flags2); + proto_tree_add_boolean (dg_flags2_tree, hf_dcerpc_dg_flags2_cancel_pending, tvb, offset, 1, pkt_flags2); + proto_tree_add_boolean (dg_flags2_tree, hf_dcerpc_dg_flags2_rsrvd_04, tvb, offset, 1, pkt_flags2); + proto_tree_add_boolean (dg_flags2_tree, hf_dcerpc_dg_flags2_rsrvd_08, tvb, offset, 1, pkt_flags2); + proto_tree_add_boolean (dg_flags2_tree, hf_dcerpc_dg_flags2_rsrvd_10, tvb, offset, 1, pkt_flags2); + proto_tree_add_boolean (dg_flags2_tree, hf_dcerpc_dg_flags2_rsrvd_20, tvb, offset, 1, pkt_flags2); + proto_tree_add_boolean (dg_flags2_tree, hf_dcerpc_dg_flags2_rsrvd_40, tvb, offset, 1, pkt_flags2); + proto_tree_add_boolean (dg_flags2_tree, hf_dcerpc_dg_flags2_rsrvd_80, tvb, offset, 1, pkt_flags2); + } + offset++; + + tvb_memcpy (tvb, (guint8 *)drep, offset, sizeof (drep)); + proto_tree_add_text (dcerpc_tree, tvb, offset, sizeof (drep), "Data Rep"); + offset += sizeof (drep); + + serial_hi = tvb_get_guint8 (tvb, offset); + proto_tree_add_uint (dcerpc_tree, hf_dcerpc_dg_serial_hi, tvb, offset++, 1, serial_hi); + + dcerpc_tvb_get_uuid (tvb, offset, drep, &obj_id); + proto_tree_add_string_format (dcerpc_tree, hf_dcerpc_dg_obj_id, tvb, + offset, 16, "HMMM", + "Object: %08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x", + obj_id.Data1, obj_id.Data2, obj_id.Data3, + obj_id.Data4[0], + obj_id.Data4[1], + obj_id.Data4[2], + obj_id.Data4[3], + obj_id.Data4[4], + obj_id.Data4[5], + obj_id.Data4[6], + obj_id.Data4[7]); + offset += 16; + + dcerpc_tvb_get_uuid (tvb, offset, drep, &if_id); + proto_tree_add_string_format (dcerpc_tree, hf_dcerpc_dg_if_id, tvb, + offset, 16, "HMMM", + "Interface: %08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x", + if_id.Data1, if_id.Data2, if_id.Data3, + if_id.Data4[0], + if_id.Data4[1], + if_id.Data4[2], + if_id.Data4[3], + if_id.Data4[4], + if_id.Data4[5], + if_id.Data4[6], + if_id.Data4[7]); + offset += 16; + + dcerpc_tvb_get_uuid (tvb, offset, drep, &act_id); + proto_tree_add_string_format (dcerpc_tree, hf_dcerpc_dg_act_id, tvb, + offset, 16, "HMMM", + "Activity: %08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x", + act_id.Data1, act_id.Data2, act_id.Data3, + act_id.Data4[0], + act_id.Data4[1], + act_id.Data4[2], + act_id.Data4[3], + act_id.Data4[4], + act_id.Data4[5], + act_id.Data4[6], + act_id.Data4[7]); + offset += 16; + + server_boot = dcerpc_tvb_get_ntohl (tvb, offset, drep); + proto_tree_add_uint (dcerpc_tree, hf_dcerpc_dg_server_boot, tvb, offset, 4, server_boot); + offset += 4; + + if_ver = dcerpc_tvb_get_ntohl (tvb, offset, drep); + proto_tree_add_uint (dcerpc_tree, hf_dcerpc_dg_if_ver, tvb, offset, 4, if_ver); + offset += 4; + + seqnum = dcerpc_tvb_get_ntohl (tvb, offset, drep); + proto_tree_add_uint (dcerpc_tree, hf_dcerpc_dg_seqnum, tvb, offset, 4, seqnum); + offset += 4; + + opnum = dcerpc_tvb_get_ntohl (tvb, offset, drep); + proto_tree_add_uint (dcerpc_tree, hf_dcerpc_dg_opnum, tvb, offset, 2, opnum); + offset += 2; + + ihint = dcerpc_tvb_get_ntohl (tvb, offset, drep); + proto_tree_add_uint (dcerpc_tree, hf_dcerpc_dg_ihint, tvb, offset, 2, ihint); + offset += 2; + + ahint = dcerpc_tvb_get_ntohl (tvb, offset, drep); + proto_tree_add_uint (dcerpc_tree, hf_dcerpc_dg_ahint, tvb, offset, 2, ahint); + offset += 2; + + frag_len = dcerpc_tvb_get_ntohl (tvb, offset, drep); + proto_tree_add_uint (dcerpc_tree, hf_dcerpc_dg_frag_len, tvb, offset, 2, frag_len); + offset += 2; + + frag_num = dcerpc_tvb_get_ntohl (tvb, offset, drep); + proto_tree_add_uint (dcerpc_tree, hf_dcerpc_dg_frag_num, tvb, offset, 2, frag_num); + offset += 2; + + auth_proto = tvb_get_guint8 (tvb, offset); + proto_tree_add_uint (dcerpc_tree, hf_dcerpc_dg_auth_proto, tvb, offset, 1, auth_proto); + offset++; + + serial_lo = tvb_get_guint8 (tvb, offset); + proto_tree_add_uint (dcerpc_tree, hf_dcerpc_dg_serial_lo, tvb, offset, 4, serial_lo); + offset++; + + /* + * Packet type specific stuff is next. + */ + + } + return TRUE; +} + + +void +proto_register_dcerpc(void) +{ + static hf_register_info hf[] = { + { &hf_dcerpc_ver, + { "Version", "dcerpc.ver", FT_UINT8, BASE_DEC, NULL, 0x0, "" }}, + { &hf_dcerpc_ver_minor, + { "Version (minor)", "dcerpc.ver_minor", FT_UINT8, BASE_DEC, NULL, 0x0, "" }}, + { &hf_dcerpc_packet_type, + { "Packet type", "dcerpc.pkt_type", FT_UINT8, BASE_HEX, VALS (pckt_vals), 0x0, "" }}, + { &hf_dcerpc_cn_flags, + { "Packet Flags", "dcerpc.cn_flags", FT_UINT8, BASE_HEX, NULL, 0x0, "" }}, + { &hf_dcerpc_cn_flags_first_frag, + { "First Frag", "dcerpc.cn_flags.first_frag", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x1, "" }}, + { &hf_dcerpc_cn_flags_last_frag, + { "Last Frag", "dcerpc.cn_flags.last_frag", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x2, "" }}, + { &hf_dcerpc_cn_flags_cancel_pending, + { "Cancel Pending", "dcerpc.cn_flags.cancel_pending", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x4, "" }}, + { &hf_dcerpc_cn_flags_reserved, + { "Reserved", "dcerpc.cn_flags.reserved", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x8, "" }}, + { &hf_dcerpc_cn_flags_mpx, + { "Multiplex", "dcerpc.cn_flags.mpx", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x10, "" }}, + { &hf_dcerpc_cn_flags_dne, + { "Did Not Execute", "dcerpc.cn_flags.dne", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x20, "" }}, + { &hf_dcerpc_cn_flags_maybe, + { "Maybe", "dcerpc.cn_flags.maybe", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x40, "" }}, + { &hf_dcerpc_cn_flags_object, + { "Object", "dcerpc.cn_flags.object", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x80, "" }}, + { &hf_dcerpc_cn_frag_len, + { "Frag Length", "dcerpc.cn_frag_len", FT_UINT16, BASE_DEC, NULL, 0x0, "" }}, + { &hf_dcerpc_cn_auth_len, + { "Auth Length", "dcerpc.cn_auth_len", FT_UINT16, BASE_DEC, NULL, 0x0, "" }}, + { &hf_dcerpc_cn_call_id, + { "Call ID", "dcerpc.cn_call_id", FT_UINT32, BASE_DEC, NULL, 0x0, "" }}, + { &hf_dcerpc_dg_flags1, + { "Flags1", "dcerpc.dg_flags1", FT_UINT8, BASE_HEX, NULL, 0x0, "" }}, + { &hf_dcerpc_dg_flags1_rsrvd_01, + { "Reserved", "dcerpc.dg_flags1_rsrvd_01", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x01, "" }}, + { &hf_dcerpc_dg_flags1_last_frag, + { "Last Fragment", "dcerpc.dg_flags1_last_frag", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x02, "" }}, + { &hf_dcerpc_dg_flags1_frag, + { "Fragment", "dcerpc.dg_flags1_frag", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x04, "" }}, + { &hf_dcerpc_dg_flags1_nofack, + { "No Fack", "dcerpc.dg_flags1_nofack", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x08, "" }}, + { &hf_dcerpc_dg_flags1_maybe, + { "Maybe", "dcerpc.dg_flags1_maybe", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x10, "" }}, + { &hf_dcerpc_dg_flags1_idempotent, + { "Idempotent", "dcerpc.dg_flags1_idempotent", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x20, "" }}, + { &hf_dcerpc_dg_flags1_broadcast, + { "Broadcast", "dcerpc.dg_flags1_broadcast", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x40, "" }}, + { &hf_dcerpc_dg_flags1_rsrvd_80, + { "Reserved", "dcerpc.dg_flags1_rsrvd_80", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x80, "" }}, + { &hf_dcerpc_dg_flags2, + { "Flags2", "dcerpc.dg_flags2", FT_UINT8, BASE_HEX, NULL, 0x0, "" }}, + { &hf_dcerpc_dg_flags2_rsrvd_01, + { "Reserved", "dcerpc.dg_flags2_rsrvd_01", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x01, "" }}, + { &hf_dcerpc_dg_flags2_cancel_pending, + { "Cancel Pending", "dcerpc.dg_flags2_cancel_pending", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x02, "" }}, + { &hf_dcerpc_dg_flags2_rsrvd_04, + { "Reserved", "dcerpc.dg_flags2_rsrvd_04", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x04, "" }}, + { &hf_dcerpc_dg_flags2_rsrvd_08, + { "Reserved", "dcerpc.dg_flags2_rsrvd_08", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x08, "" }}, + { &hf_dcerpc_dg_flags2_rsrvd_10, + { "Reserved", "dcerpc.dg_flags2_rsrvd_10", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x10, "" }}, + { &hf_dcerpc_dg_flags2_rsrvd_20, + { "Reserved", "dcerpc.dg_flags2_rsrvd_20", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x20, "" }}, + { &hf_dcerpc_dg_flags2_rsrvd_40, + { "Reserved", "dcerpc.dg_flags2_rsrvd_40", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x40, "" }}, + { &hf_dcerpc_dg_flags2_rsrvd_80, + { "Reserved", "dcerpc.dg_flags2_rsrvd_80", FT_BOOLEAN, 8, TFS (&flags_set_truth), 0x80, "" }}, + { &hf_dcerpc_dg_serial_lo, + { "Serial Low", "dcerpc.dg_serial_lo", FT_UINT8, BASE_HEX, NULL, 0x0, "" }}, + { &hf_dcerpc_dg_serial_hi, + { "Serial High", "dcerpc.dg_serial_hi", FT_UINT8, BASE_HEX, NULL, 0x0, "" }}, + { &hf_dcerpc_dg_ahint, + { "Activity Hint", "dcerpc.dg_ahint", FT_UINT16, BASE_HEX, NULL, 0x0, "" }}, + { &hf_dcerpc_dg_ihint, + { "Interface Hint", "dcerpc.dg_ihint", FT_UINT16, BASE_HEX, NULL, 0x0, "" }}, + { &hf_dcerpc_dg_frag_len, + { "Fragment len", "dcerpc.dg_frag_len", FT_UINT16, BASE_HEX, NULL, 0x0, "" }}, + { &hf_dcerpc_dg_frag_num, + { "Fragment num", "dcerpc.dg_frag_num", FT_UINT16, BASE_HEX, NULL, 0x0, "" }}, + { &hf_dcerpc_dg_auth_proto, + { "Auth proto", "dcerpc.dg_auth_proto", FT_UINT8, BASE_HEX, NULL, 0x0, "" }}, + { &hf_dcerpc_dg_opnum, + { "Opnum", "dcerpc.dg_opnum", FT_UINT16, BASE_DEC, NULL, 0x0, "" }}, + { &hf_dcerpc_dg_seqnum, + { "Sequence num", "dcerpc.dg_seqnum", FT_UINT32, BASE_HEX, NULL, 0x0, "" }}, + { &hf_dcerpc_dg_server_boot, + { "Server boot time", "dcerpc.dg_server_boot", FT_UINT32, BASE_HEX, NULL, 0x0, "" }}, + { &hf_dcerpc_dg_if_ver, + { "Interface Ver", "dcerpc.dg_if_ver", FT_UINT32, BASE_DEC, NULL, 0x0, "" }}, + { &hf_dcerpc_dg_obj_id, + { "Object", "dcerpc.dg_obj_id", FT_STRING, BASE_NONE, NULL, 0x0, "" }}, + { &hf_dcerpc_dg_if_id, + { "Interface", "dcerpc.dg_if_id", FT_STRING, BASE_NONE, NULL, 0x0, "" }}, + { &hf_dcerpc_dg_act_id, + { "Activitiy", "dcerpc.dg_act_id", FT_STRING, BASE_NONE, NULL, 0x0, "" }}, + + + }; + static gint *ett[] = { + &ett_dcerpc, + &ett_dcerpc_cn_flags, + &ett_dcerpc_dg_flags1, + &ett_dcerpc_dg_flags2, + }; + + proto_dcerpc = proto_register_protocol ("DCE RPC", "DCERPC", "dcerpc"); + proto_register_field_array (proto_dcerpc, hf, array_length (hf)); + proto_register_subtree_array (ett, array_length (ett)); +} + +void +proto_reg_handoff_dcerpc(void) +{ + heur_dissector_add ("tcp", dissect_dcerpc_cn, proto_dcerpc); + heur_dissector_add ("udp", dissect_dcerpc_dg, proto_dcerpc); +} -- cgit v1.2.3