116 lines
3.6 KiB
C
116 lines
3.6 KiB
C
/* packet-smb2.h
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* Defines for SMB2 packet dissection
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*
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* $Id$
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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, 1999 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef __PACKET_SMB2_H__
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#define __PACKET_SMB2_H__
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/* SMB2 command codes. With MSVC and a
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* libwireshark.dll, we need a special declaration.
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*/
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WS_VAR_IMPORT value_string_ext smb2_cmd_vals_ext;
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/* Structure to keep track of information specific to a single
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* SMB2 transaction. Here we store things we need to remember between
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* a specific request and a specific response.
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*
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* There is no guarantee we will have this structure available for all
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* SMB2 packets so a dissector must check this pointer for NULL
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* before dereferencing it.
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*
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* private data is set to NULL when the structure is created. It is used
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* for communications between the Request and the Response packets.
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*/
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typedef enum {
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SMB2_EI_NONE, /* Unassigned / NULL */
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SMB2_EI_TREENAME, /* tid tracking char * */
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SMB2_EI_FILENAME, /* fid tracking char * */
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SMB2_EI_FINDPATTERN /* find tracking char * */
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} smb2_extra_info_t;
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typedef struct _smb2_saved_info_t {
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guint8 class;
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guint8 infolevel;
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guint64 seqnum;
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guint32 frame_req, frame_res;
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nstime_t req_time;
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void *extra_info;
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smb2_extra_info_t extra_info_type;
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} smb2_saved_info_t;
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typedef struct _smb2_tid_info_t {
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guint32 tid;
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guint32 connect_frame;
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guint16 share_type;
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char *name;
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} smb2_tid_info_t;
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typedef struct _smb2_sesid_info_t {
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guint64 sesid;
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guint32 auth_frame;
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char *acct_name;
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char *domain_name;
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char *host_name;
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GHashTable *tids;
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} smb2_sesid_info_t;
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/* Structure to keep track of conversations and the hash tables.
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* There is one such structure for each conversation.
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*/
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typedef struct _smb2_conv_info_t {
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/* these two tables are used to match requests with responses */
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GHashTable *unmatched;
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GHashTable *matched;
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GHashTable *sesids;
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} smb2_conv_info_t;
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/* This structure contains information from the SMB2 header
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* as well as pointers to the conversation and the transaction specific
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* structures.
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*/
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#define SMB2_FLAGS_RESPONSE 0x00000001
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#define SMB2_FLAGS_ASYNC_CMD 0x00000002
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#define SMB2_FLAGS_CHAINED 0x00000004
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#define SMB2_FLAGS_SIGNATURE 0x00000008
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#define SMB2_FLAGS_DFS_OP 0x10000000
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typedef struct _smb2_info_t {
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guint16 opcode;
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guint32 ioctl_function;
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guint32 status;
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guint32 tid;
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guint64 sesid;
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gint64 seqnum;
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guint32 flags;
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smb2_conv_info_t *conv;
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smb2_saved_info_t *saved;
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smb2_tid_info_t *tree;
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smb2_sesid_info_t *session;
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proto_tree *top_tree;
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} smb2_info_t;
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int dissect_smb2_FILE_OBJECTID_BUFFER(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, int offset);
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int dissect_smb2_ioctl_function(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree, int offset, guint32 *ioctl_function);
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void dissect_smb2_ioctl_data(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_tree *top_tree, guint32 ioctl_function, gboolean data_in);
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#endif
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