forked from osmocom/wireshark
499d95964d
That eliminates a redundant and confusing data type, and avoids issues with one piece of code using e_uuid_t but wanting to use routines expecting an e_guid_t. Change-Id: I95e172d46d342ab40f6254300ecbd2a0530cde60 Reviewed-on: https://code.wireshark.org/review/7506 Reviewed-by: Guy Harris <guy@alum.mit.edu>
216 lines
7.4 KiB
C
216 lines
7.4 KiB
C
/* packet-dcerpc-conv.c
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* Routines for dcerpc conv dissection
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* Copyright 2001, Todd Sabin <tas@webspan.net>
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "config.h"
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#include <epan/packet.h>
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#include "packet-dcerpc.h"
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#include "packet-dcerpc-dce122.h"
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void proto_register_conv (void);
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void proto_reg_handoff_conv (void);
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static int proto_conv = -1;
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static int hf_conv_opnum = -1;
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static int hf_conv_rc = -1;
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static int hf_conv_who_are_you_rqst_actuid = -1;
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static int hf_conv_who_are_you_rqst_boot_time = -1;
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static int hf_conv_who_are_you2_rqst_actuid = -1;
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static int hf_conv_who_are_you2_rqst_boot_time = -1;
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static int hf_conv_who_are_you_resp_seq = -1;
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static int hf_conv_who_are_you2_resp_seq = -1;
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static int hf_conv_who_are_you2_resp_casuuid = -1;
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static gint ett_conv = -1;
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static e_guid_t uuid_conv = { 0x333a2276, 0x0000, 0x0000, { 0x0d, 0x00, 0x00, 0x80, 0x9c, 0x00, 0x00, 0x00 } };
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static guint16 ver_conv = 3;
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static int
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conv_dissect_who_are_you_rqst (tvbuff_t *tvb, int offset,
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packet_info *pinfo, proto_tree *tree,
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dcerpc_info *di, guint8 *drep)
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{
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/*
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* [in] uuid_t *actuid,
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* [in] unsigned32 boot_time,
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*/
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e_guid_t actuid;
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offset = dissect_ndr_uuid_t(tvb, offset, pinfo, tree, di, drep, hf_conv_who_are_you_rqst_actuid, &actuid);
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offset = dissect_ndr_time_t(tvb, offset, pinfo, tree, di, drep, hf_conv_who_are_you_rqst_boot_time, NULL);
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col_add_fstr(pinfo->cinfo, COL_INFO,
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"conv_who_are_you request actuid: %08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
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actuid.data1, actuid.data2, actuid.data3,
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actuid.data4[0], actuid.data4[1], actuid.data4[2], actuid.data4[3],
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actuid.data4[4], actuid.data4[5], actuid.data4[6], actuid.data4[7]);
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return offset;
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}
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static int
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conv_dissect_who_are_you_resp (tvbuff_t *tvb, int offset,
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packet_info *pinfo, proto_tree *tree,
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dcerpc_info *di, guint8 *drep)
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{
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/*
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* [out] unsigned32 *seq,
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* [out] unsigned32 *st
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*/
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guint32 seq, st;
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offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, di, drep, hf_conv_who_are_you_resp_seq, &seq);
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offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, di, drep, hf_conv_rc, &st);
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col_add_fstr(pinfo->cinfo, COL_INFO, "conv_who_are_you response seq:%u st:%s",
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seq, val_to_str_ext(st, &dce_error_vals_ext, "%u"));
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return offset;
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}
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static int
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conv_dissect_who_are_you2_rqst (tvbuff_t *tvb, int offset,
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packet_info *pinfo, proto_tree *tree,
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dcerpc_info *di, guint8 *drep)
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{
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/*
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* [in] uuid_t *actuid,
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* [in] unsigned32 boot_time,
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*/
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e_guid_t actuid;
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offset = dissect_ndr_uuid_t(tvb, offset, pinfo, tree, di, drep, hf_conv_who_are_you2_rqst_actuid, &actuid);
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offset = dissect_ndr_time_t(tvb, offset, pinfo, tree, di, drep, hf_conv_who_are_you2_rqst_boot_time, NULL);
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col_add_fstr(pinfo->cinfo, COL_INFO,
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"conv_who_are_you2 request actuid: %08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
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actuid.data1, actuid.data2, actuid.data3,
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actuid.data4[0], actuid.data4[1], actuid.data4[2], actuid.data4[3],
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actuid.data4[4], actuid.data4[5], actuid.data4[6], actuid.data4[7]);
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return offset;
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}
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static int
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conv_dissect_who_are_you2_resp (tvbuff_t *tvb, int offset,
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packet_info *pinfo, proto_tree *tree,
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dcerpc_info *di, guint8 *drep)
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{
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/*
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* [out] unsigned32 *seq,
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* [out] uuid_t *cas_uuid,
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*
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* [out] unsigned32 *st
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*/
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guint32 seq, st;
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e_guid_t cas_uuid;
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offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, di, drep, hf_conv_who_are_you2_resp_seq, &seq);
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offset = dissect_ndr_uuid_t (tvb, offset, pinfo, tree, di, drep, hf_conv_who_are_you2_resp_casuuid, &cas_uuid);
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offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, di, drep, hf_conv_rc, &st);
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col_add_fstr(pinfo->cinfo, COL_INFO,
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"conv_who_are_you2 response seq:%u st:%s cas:%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
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seq, val_to_str_ext(st, &dce_error_vals_ext, "%u"),
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cas_uuid.data1, cas_uuid.data2, cas_uuid.data3,
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cas_uuid.data4[0], cas_uuid.data4[1], cas_uuid.data4[2], cas_uuid.data4[3],
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cas_uuid.data4[4], cas_uuid.data4[5], cas_uuid.data4[6], cas_uuid.data4[7]);
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return offset;
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}
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static dcerpc_sub_dissector conv_dissectors[] = {
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{ 0, "who_are_you",
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conv_dissect_who_are_you_rqst, conv_dissect_who_are_you_resp },
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{ 1, "who_are_you2",
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conv_dissect_who_are_you2_rqst, conv_dissect_who_are_you2_resp },
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{ 2, "are_you_there",
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NULL, NULL },
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{ 3, "who_are_you_auth",
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NULL, NULL },
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{ 4, "who_are_you_auth_more",
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NULL, NULL },
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{ 0, NULL, NULL, NULL }
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};
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void
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proto_register_conv (void)
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{
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static hf_register_info hf[] = {
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{ &hf_conv_opnum,
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{ "Operation", "conv.opnum", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }},
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{ &hf_conv_rc,
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{"Status", "conv.status", FT_UINT32, BASE_DEC|BASE_EXT_STRING, &dce_error_vals_ext, 0x0, NULL, HFILL }},
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{ &hf_conv_who_are_you_rqst_actuid,
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{"Activity UID", "conv.who_are_you_rqst_actuid", FT_GUID, BASE_NONE, NULL, 0x0, "UUID", HFILL }},
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{ &hf_conv_who_are_you_rqst_boot_time,
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{"Boot time", "conv.who_are_you_rqst_boot_time", FT_ABSOLUTE_TIME, ABSOLUTE_TIME_LOCAL, NULL, 0x0, NULL, HFILL }},
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{ &hf_conv_who_are_you2_rqst_actuid,
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{"Activity UID", "conv.who_are_you2_rqst_actuid", FT_GUID, BASE_NONE, NULL, 0x0, "UUID", HFILL }},
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{ &hf_conv_who_are_you2_rqst_boot_time,
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{"Boot time", "conv.who_are_you2_rqst_boot_time", FT_ABSOLUTE_TIME, ABSOLUTE_TIME_LOCAL, NULL, 0x0, NULL, HFILL }},
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{ &hf_conv_who_are_you_resp_seq,
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{"Sequence Number", "conv.who_are_you_resp_seq", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL }},
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{ &hf_conv_who_are_you2_resp_seq,
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{"Sequence Number", "conv.who_are_you2_resp_seq", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL }},
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{ &hf_conv_who_are_you2_resp_casuuid,
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{"Client's address space UUID", "conv.who_are_you2_resp_casuuid", FT_GUID, BASE_NONE, NULL, 0x0, "UUID", HFILL }}
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};
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static gint *ett[] = {
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&ett_conv
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};
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proto_conv = proto_register_protocol ("DCE/RPC Conversation Manager", "CONV", "conv");
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proto_register_field_array (proto_conv, hf, array_length (hf));
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proto_register_subtree_array (ett, array_length (ett));
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}
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void
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proto_reg_handoff_conv (void)
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{
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/* Register the protocol as dcerpc */
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dcerpc_init_uuid (proto_conv, ett_conv, &uuid_conv, ver_conv, conv_dissectors, hf_conv_opnum);
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}
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/*
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* Editor modelines - http://www.wireshark.org/tools/modelines.html
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*
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* Local variables:
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* c-basic-offset: 8
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* tab-width: 8
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* indent-tabs-mode: t
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* End:
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*
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* vi: set shiftwidth=8 tabstop=8 noexpandtab:
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* :indentSize=8:tabSize=8:noTabs=false:
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*/
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