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packet-dcom.h
1/* packet-dcom.h
2 * Routines for DCOM generics
3 *
4 * Wireshark - Network traffic analyzer
5 * By Gerald Combs <gerald@wireshark.org>
6 * Copyright 1998 Gerald Combs
7 *
8 * SPDX-License-Identifier: GPL-2.0-or-later
9 */
10
11#ifndef __PACKET_DCOM_H
12#define __PACKET_DCOM_H
13
14#include "ws_symbol_export.h"
15
16WS_DLL_PUBLIC const value_string dcom_hresult_vals[];
17WS_DLL_PUBLIC const value_string dcom_variant_type_vals[];
18extern const value_string dcom_protseq_vals[];
19
20extern int hf_dcom_iid;
21extern int hf_dcom_clsid;
22extern int hf_dcom_oxid;
23extern int hf_dcom_oid;
24extern int hf_dcom_ipid;
25
26extern GHashTable *dcom_uuids;
27
28/* preferences */
29WS_DLL_PUBLIC bool dcom_prefs_display_unmarshalling_details;
30
31
32 typedef struct dcom_machine_s {
33 GList *objects;
34 int first_packet;
35
36 address ip;
37} dcom_machine_t;
38
39 typedef struct dcom_object_s {
40 dcom_machine_t *parent;
41 GList *interfaces;
42 void *private_data;
43 int first_packet;
44
45 uint64_t oid;
46 uint64_t oxid;
47} dcom_object_t;
48
49 typedef struct dcom_interface_s {
50 dcom_object_t *parent;
51 void *private_data;
52 int first_packet;
53
54 e_guid_t iid;
55 e_guid_t ipid; /* the DCE/RPC Object UUID */
56} dcom_interface_t;
57
58typedef int (*dcom_dissect_fn_t) (tvbuff_t *tvb, int offset, packet_info *pinfo,
59 proto_tree *tree, dcerpc_info *di, uint8_t *drep, int size);
60
61 typedef struct dcom_marshaler_s {
62 dcom_object_t *parent;
63 void *private_data;
64
65 e_guid_t uuid;
66 dcom_dissect_fn_t routine;
67} dcom_marshaler_t;
68
69WS_DLL_PUBLIC dcom_interface_t *dcom_interface_new(packet_info *pinfo, const address *addr, e_guid_t *iid, uint64_t oxid, uint64_t oid, e_guid_t *ipid);
70WS_DLL_PUBLIC dcom_interface_t *dcom_interface_find(packet_info *pinfo, const address *addr, e_guid_t *ipid);
71#ifdef DEBUG
72extern void dcom_interface_dump(void);
73#endif
74extern int dcom_register_routine(dcom_dissect_fn_t routine, e_guid_t* uuid);
75extern void dcom_register_common_routines_(void);
76
77extern dcom_dissect_fn_t dcom_get_routine_by_uuid(const e_guid_t* uuid);
78
79/* the essential DCOM this and that, starting every call */
80WS_DLL_PUBLIC int
81dissect_dcom_this(tvbuff_t *tvb, int offset,
82 packet_info *pinfo, proto_tree *tree, dcerpc_info *di, uint8_t *drep);
83WS_DLL_PUBLIC int
84dissect_dcom_that(tvbuff_t *tvb, int offset,
85 packet_info *pinfo, proto_tree *tree, dcerpc_info *di, uint8_t *drep);
86
87
88/* dissection of somewhat more simple data types */
89#define dissect_dcom_BOOLEAN dissect_ndr_uint8
90#define dissect_dcom_BYTE dissect_ndr_uint8
91#define dissect_dcom_WORD dissect_ndr_uint16
92#define dissect_dcom_DWORD dissect_ndr_uint32
93#define dissect_dcom_I8 dissect_ndr_uint64
94#define dissect_dcom_ID dissect_ndr_duint32
95#define dissect_dcom_FILETIME dissect_ndr_duint32 /* ToBeDone */
96#define dissect_dcom_VARIANT_BOOL dissect_ndr_uint16
97#define dissect_dcom_FLOAT dissect_ndr_float
98#define dissect_dcom_DOUBLE dissect_ndr_double
99#define dissect_dcom_DATE dissect_ndr_double
100
101WS_DLL_PUBLIC int
102dissect_dcom_UUID(tvbuff_t *tvb, int offset,
103 packet_info *pinfo, proto_tree *tree, dcerpc_info *di, uint8_t *drep,
104 int hfindex, e_guid_t *uuid);
105
106WS_DLL_PUBLIC int
107dissect_dcom_append_UUID(tvbuff_t *tvb, int offset,
108 packet_info *pinfo, proto_tree *tree, dcerpc_info *di, uint8_t *drep,
109 int hfindex, int field_index, e_guid_t *uuid);
110
111extern int
112dissect_dcom_indexed_WORD(tvbuff_t *tvb, int offset, packet_info *pinfo,
113 proto_tree *tree, dcerpc_info *di, uint8_t *drep,
114 int hfindex, uint16_t * pu16WORD, int field_index);
115
116WS_DLL_PUBLIC int
117dissect_dcom_indexed_DWORD(tvbuff_t *tvb, int offset, packet_info *pinfo,
118 proto_tree *tree, dcerpc_info *di, uint8_t *drep,
119 int hfindex, uint32_t * pu32DWORD, int field_index);
120
121WS_DLL_PUBLIC int
122dissect_dcom_HRESULT(tvbuff_t *tvb, int offset,
123 packet_info *pinfo, proto_tree *tree, dcerpc_info *di, uint8_t *drep, uint32_t * pu32hresult);
124
125WS_DLL_PUBLIC int
126dissect_dcom_HRESULT_item(tvbuff_t *tvb, int offset, packet_info *pinfo,
127 proto_tree *tree, dcerpc_info *di, uint8_t *drep,
128 uint32_t * pu32HResult, int field_index, proto_item **item);
129
130WS_DLL_PUBLIC int
131dissect_dcom_indexed_HRESULT(tvbuff_t *tvb, int offset, packet_info *pinfo,
132 proto_tree *tree, dcerpc_info *di, uint8_t *drep,
133 uint32_t * pu32hresult, int field_index);
134
135extern int
136dissect_dcom_COMVERSION(tvbuff_t *tvb, int offset,
137 packet_info *pinfo, proto_tree *tree, dcerpc_info *di, uint8_t *drep,
138 uint16_t * pu16version_major, uint16_t * pu16version_minor);
139
140typedef void (*sa_callback_t) (tvbuff_t *tvb, int offset, packet_info *pinfo,
141 proto_tree *tree, dcerpc_info *di, uint8_t *drep,
142 uint32_t u32VarType, uint32_t u32ArraySize);
143
144WS_DLL_PUBLIC int
145dissect_dcom_SAFEARRAY(tvbuff_t *tvb, int offset, packet_info *pinfo,
146 proto_tree *tree, dcerpc_info *di, uint8_t *drep, int hfindex _U_, sa_callback_t sacb);
147
148WS_DLL_PUBLIC int
149dissect_dcom_LPWSTR(tvbuff_t *tvb, int offset, packet_info *pinfo,
150 proto_tree *tree, dcerpc_info *di, uint8_t *drep, int hfindex,
151 char *psz_buffer, uint32_t u32max_buffer);
152
153WS_DLL_PUBLIC int
154dissect_dcom_indexed_LPWSTR(tvbuff_t *tvb, int offset, packet_info *pinfo,
155 proto_tree *tree, dcerpc_info *di, uint8_t *drep, int hfindex,
156 char *pszStr, uint32_t u32MaxStr, int field_index);
157
158WS_DLL_PUBLIC int
159dissect_dcom_BSTR(tvbuff_t *tvb, int offset, packet_info *pinfo,
160 proto_tree *tree, dcerpc_info *di, uint8_t *drep, int hfindex,
161 char *psz_buffer, uint32_t u32max_buffer);
162
163extern int
164dissect_dcom_DUALSTRINGARRAY(tvbuff_t *tvb, int offset, packet_info *pinfo,
165 proto_tree *tree, dcerpc_info *di, uint8_t *drep, int hfindex, char *ip);
166
167extern int
168dissect_dcom_STDOBJREF(tvbuff_t *tvb, int offset, packet_info *pinfo,
169 proto_tree *tree, dcerpc_info *di, uint8_t *drep, int hfindex,
170 uint64_t *oxid, uint64_t *oid, e_guid_t *ipid);
171extern int
172dissect_dcom_OBJREF(tvbuff_t *tvb, int offset, packet_info *pinfo,
173 proto_tree *tree, dcerpc_info *di, uint8_t *drep, int hfindex, dcom_interface_t **interf);
174
175WS_DLL_PUBLIC int
176dissect_dcom_MInterfacePointer(tvbuff_t *tvb, int offset, packet_info *pinfo,
177 proto_tree *tree, dcerpc_info *di, uint8_t *drep, int hfindex, dcom_interface_t **interf);
178WS_DLL_PUBLIC int
179dissect_dcom_PMInterfacePointer(tvbuff_t *tvb, int offset, packet_info *pinfo,
180 proto_tree *tree, dcerpc_info *di, uint8_t *drep, int hfindex, dcom_interface_t **interf);
181
182WS_DLL_PUBLIC int
183dissect_dcom_VARTYPE(tvbuff_t *tvb, int offset,
184 packet_info *pinfo, proto_tree *tree, dcerpc_info *di, uint8_t *drep,
185 uint16_t *pu16Vartype);
186
187WS_DLL_PUBLIC int
188dissect_dcom_VARIANT(tvbuff_t *tvb, int offset, packet_info *pinfo,
189 proto_tree *tree, dcerpc_info *di, uint8_t *drep, int hfindex);
190
191/* dcom "dcerpc internal" unmarshalling */
192WS_DLL_PUBLIC int
193dissect_dcom_dcerpc_array_size(tvbuff_t *tvb, int offset, packet_info *pinfo,
194 proto_tree *tree, dcerpc_info *di, uint8_t *drep, uint32_t *pu32array_size);
195
196WS_DLL_PUBLIC int
197dissect_dcom_dcerpc_pointer(tvbuff_t *tvb, int offset, packet_info *pinfo,
198 proto_tree *tree, dcerpc_info *di, uint8_t *drep, uint32_t *pu32pointer);
199
200/* mark things as "to be done" */
201extern int
202dissect_dcom_tobedone_data(tvbuff_t *tvb, int offset,
203 packet_info *pinfo, proto_tree *tree, uint8_t *drep, int length);
204
205/* mark things "no specification available" */
206extern int
207dissect_dcom_nospec_data(tvbuff_t *tvb, int offset,
208 packet_info *pinfo, proto_tree *tree, uint8_t *drep, int length);
209
210/* very simple parameter-profiles dissectors (for very simple requests ;-) */
211/* request: no parameters */
212WS_DLL_PUBLIC int
213dissect_dcom_simple_rqst(tvbuff_t *tvb, int offset,
214 packet_info *pinfo, proto_tree *tree, dcerpc_info *di, uint8_t *drep);
215/* response: only HRESULT */
216WS_DLL_PUBLIC int
217dissect_dcom_simple_resp(tvbuff_t *tvb, int offset,
218 packet_info *pinfo, proto_tree *tree, dcerpc_info *di, uint8_t *drep);
219
220#endif /* packet-dcom.h */
_address
Definition address.h:58
_dcerpc_info
Definition packet-dcerpc.h:154
_e_guid_t
Definition guid-utils.h:23
_packet_info
Definition packet_info.h:43
_proto_node
Definition proto.h:907
_value_string
Mapping between a 32-bit integer value and its string representation.
Definition value_string.h:33
dcom_interface_s
Definition packet-dcom.h:49
dcom_machine_s
Definition packet-dcom.h:32
dcom_marshaler_s
Definition packet-dcom.h:61
dcom_object_s
Definition packet-dcom.h:39
tvbuff
Definition tvbuff-int.h:35