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/* packet-smb.h
* Defines for SMB packet dissection
* Copyright 1999, Richard Sharpe <rsharpe@ns.aus.com>
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998, 1999 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef __PACKET_SMB_H__
#define __PACKET_SMB_H__
#include "ws_symbol_export.h"
#include <epan/proto.h>
#include <epan/wmem_scopes.h>
WS_DLL_PUBLIC gboolean sid_name_snooping;
/* SMB command codes, from the SNIA CIFS spec. With MSVC and a
* libwireshark.dll, we need a special declaration.
*/
WS_DLL_PUBLIC value_string_ext smb_cmd_vals_ext;
WS_DLL_PUBLIC value_string_ext trans2_cmd_vals_ext;
WS_DLL_PUBLIC value_string_ext nt_cmd_vals_ext;
#define SMB_COM_CREATE_DIRECTORY 0x00
#define SMB_COM_DELETE_DIRECTORY 0x01
#define SMB_COM_OPEN 0x02
#define SMB_COM_CREATE 0x03
#define SMB_COM_CLOSE 0x04
#define SMB_COM_FLUSH 0x05
#define SMB_COM_DELETE 0x06
#define SMB_COM_RENAME 0x07
#define SMB_COM_QUERY_INFORMATION 0x08
#define SMB_COM_SET_INFORMATION 0x09
#define SMB_COM_READ 0x0A
#define SMB_COM_WRITE 0x0B
#define SMB_COM_LOCK_BYTE_RANGE 0x0C
#define SMB_COM_UNLOCK_BYTE_RANGE 0x0D
#define SMB_COM_CREATE_TEMPORARY 0x0E
#define SMB_COM_CREATE_NEW 0x0F
#define SMB_COM_CHECK_DIRECTORY 0x10
#define SMB_COM_PROCESS_EXIT 0x11
#define SMB_COM_SEEK 0x12
#define SMB_COM_LOCK_AND_READ 0x13
#define SMB_COM_WRITE_AND_UNLOCK 0x14
#define SMB_COM_READ_RAW 0x1A
#define SMB_COM_READ_MPX 0x1B
#define SMB_COM_READ_MPX_SECONDARY 0x1C
#define SMB_COM_WRITE_RAW 0x1D
#define SMB_COM_WRITE_MPX 0x1E
#define SMB_COM_WRITE_MPX_SECONDARY 0x1F
#define SMB_COM_WRITE_COMPLETE 0x20
#define SMB_COM_QUERY_SERVER 0x21
#define SMB_COM_SET_INFORMATION2 0x22
#define SMB_COM_QUERY_INFORMATION2 0x23
#define SMB_COM_LOCKING_ANDX 0x24
#define SMB_COM_TRANSACTION 0x25
#define SMB_COM_TRANSACTION_SECONDARY 0x26
#define SMB_COM_IOCTL 0x27
#define SMB_COM_IOCTL_SECONDARY 0x28
#define SMB_COM_COPY 0x29
#define SMB_COM_MOVE 0x2A
#define SMB_COM_ECHO 0x2B
#define SMB_COM_WRITE_AND_CLOSE 0x2C
#define SMB_COM_OPEN_ANDX 0x2D
#define SMB_COM_READ_ANDX 0x2E
#define SMB_COM_WRITE_ANDX 0x2F
#define SMB_COM_NEW_FILE_SIZE 0x30
#define SMB_COM_CLOSE_AND_TREE_DISC 0x31
#define SMB_COM_TRANSACTION2 0x32
#define SMB_COM_TRANSACTION2_SECONDARY 0x33
#define SMB_COM_FIND_CLOSE2 0x34
#define SMB_COM_FIND_NOTIFY_CLOSE 0x35
/* Used by Xenix/Unix 0x60-0x6E */
#define SMB_COM_TREE_CONNECT 0x70
#define SMB_COM_TREE_DISCONNECT 0x71
#define SMB_COM_NEGOTIATE 0x72
#define SMB_COM_SESSION_SETUP_ANDX 0x73
#define SMB_COM_LOGOFF_ANDX 0x74
#define SMB_COM_TREE_CONNECT_ANDX 0x75
#define SMB_COM_QUERY_INFORMATION_DISK 0x80
#define SMB_COM_SEARCH 0x81
#define SMB_COM_FIND 0x82
#define SMB_COM_FIND_UNIQUE 0x83
#define SMB_COM_FIND_CLOSE 0x84
#define SMB_COM_NT_TRANSACT 0xA0
#define SMB_COM_NT_TRANSACT_SECONDARY 0xA1
#define SMB_COM_NT_CREATE_ANDX 0xA2
#define SMB_COM_NT_CANCEL 0xA4
#define SMB_COM_NT_RENAME 0xA5
#define SMB_COM_OPEN_PRINT_FILE 0xC0
#define SMB_COM_WRITE_PRINT_FILE 0xC1
#define SMB_COM_CLOSE_PRINT_FILE 0xC2
#define SMB_COM_GET_PRINT_QUEUE 0xC3
#define SMB_COM_READ_BULK 0xD8
#define SMB_COM_WRITE_BULK 0xD9
#define SMB_COM_WRITE_BULK_DATA 0xDA
/* Error codes */
#define SMB_SUCCESS 0x00 /* All OK */
#define SMB_ERRDOS 0x01 /* DOS based error */
#define SMB_ERRSRV 0x02 /* server error, network file manager */
#define SMB_ERRHRD 0x03 /* Hardware style error */
#define SMB_ERRCMD 0x04 /* Not an SMB format command */
/* used for SMB export object functionality */
typedef struct _smb_eo_t {
guint smbversion;
guint16 cmd;
int tid,uid;
guint fid;
guint32 pkt_num;
gchar *hostname;
gchar *filename;
int fid_type;
gint64 end_of_file;
gchar *content_type;
guint32 payload_len;
const guint8 *payload_data;
guint64 smb_file_offset;
guint32 smb_chunk_len;
} smb_eo_t;
/* the information we need to keep around for NT transaction commands */
typedef struct {
int subcmd;
int fid_type;
guint32 ioctl_function;
} smb_nt_transact_info_t;
/* the information we need to keep around for transaction2 commands */
typedef struct {
int subcmd;
int info_level;
gboolean resume_keys; /* if "return resume" keys set in T2 FIND_FIRST request */
const char *name;
} smb_transact2_info_t;
/*
* The information we need to save about a request in order to show the
* frame number of the request in the dissection of the reply.
*/
#define SMB_SIF_TID_IS_IPC 0x0001
#define SMB_SIF_IS_CONTINUED 0x0002
typedef enum {
SMB_EI_NONE, /* Unassigned / NULL */
SMB_EI_FID, /* FID */
SMB_EI_NTI, /* smb_nt_transact_info_t * */
SMB_EI_TRI, /* smb_transact_info_t * */
SMB_EI_T2I, /* smb_transact2_info_t * */
SMB_EI_TIDNAME, /* tid tracking char * */
SMB_EI_FILEDATA, /* fid tracking */
SMB_EI_FILENAME, /* filename tracking */
SMB_EI_UID, /* smb_uid_t */
SMB_EI_RWINFO, /* read/write offset/count info */
SMB_EI_LOCKDATA, /* locking and x data */
SMB_EI_RENAMEDATA, /* rename data */
SMB_EI_DIALECTS /* negprot dialects */
} smb_extra_info_t;
typedef struct _smb_fid_into_t smb_fid_info_t;
typedef struct {
guint32 frame_req, frame_res;
nstime_t req_time;
guint16 flags;
guint8 cmd;
void *extra_info;
smb_extra_info_t extra_info_type;
/* we save the fid in each transaction so that we can get fid filters
to match both request and response */
gboolean fid_seen_in_request;
guint16 fid;
} smb_saved_info_t;
/*
* The information we need to save about a Transaction request in order
* to dissect the reply; this includes information for use by the
* Remote API and Mailslot dissectors.
* XXX - have an additional data structure hung off of this by the
* subdissectors?
*/
typedef struct {
int subcmd;
int trans_subcmd;
int function;
/* Unification of fid variable type (was int) */
guint16 fid;
guint16 lanman_cmd;
guchar *param_descrip; /* Keep these descriptors around */
guchar *data_descrip;
guchar *aux_data_descrip;
int info_level;
} smb_transact_info_t;
/*
* Subcommand type.
*/
#define TRANSACTION_PIPE 0
#define TRANSACTION_MAILSLOT 1
/* these are defines used to represent different types of TIDs.
don't use the value 0 for any of these */
#define TID_NORMAL 1
#define TID_IPC 2
/* this is the structure which is associated with each conversation */
typedef struct conv_tables {
/* these two tables are used to match requests with responses */
GHashTable *unmatched;
GHashTable *matched;
/* This table keeps primary transact requests so secondaries can find
them */
GHashTable *primaries;
/* This table is used to track TID->services for a conversation */
GHashTable *tid_service;
gboolean raw_ntlmssp; /* Do extended security exc use raw ntlmssp */
/* track fid to fidstruct (filename/openframe/closeframe */
wmem_tree_t *fid_tree;
/* We'll use a GSL list instead */
GSList *GSL_fid_info;
/* track tid to fidstruct (sharename/shareframe/unshareframe */
wmem_tree_t *tid_tree;
/* track uid to username mappings */
wmem_tree_t *uid_tree;
} conv_tables_t;
typedef struct smb_info {
guint8 cmd;
int tid, pid, uid, mid;
guint32 nt_status;
gboolean unicode; /* Are strings in this SMB Unicode? */
gboolean request; /* Is this a request? */
gboolean unidir;
int info_level;
int info_count;
smb_saved_info_t *sip; /* smb_saved_info_t, if any, for this */
conv_tables_t *ct;
} smb_info_t;
/*
* Show file data for a read or write.
*/
extern int dissect_file_data(tvbuff_t *tvb, proto_tree *tree, int offset,
guint16 bc, int dataoffset, guint16 datalen);
#define SMB_FID_TYPE_UNKNOWN 0
#define SMB_FID_TYPE_FILE 1
#define SMB_FID_TYPE_DIR 2
#define SMB_FID_TYPE_PIPE 3
/* used for tracking filenames from rename request to response */
typedef struct _smb_rename_saved_info_t {
char *old_name;
char *new_name;
} smb_rename_saved_info_t;
/* used for tracking lock data between lock request/response */
typedef struct _smb_lock_info_t {
struct _smb_lock_info_t *next;
guint16 pid;
guint64 offset;
guint64 length;
} smb_lock_info_t;
typedef struct _smb_locking_saved_info_t {
guint8 type;
guint8 oplock_level;
guint16 num_lock;
guint16 num_unlock;
smb_lock_info_t *locks;
smb_lock_info_t *unlocks;
} smb_locking_saved_info_t;
/* used for tracking fid/tid to filename/sharename openedframe closedframe */
typedef struct _smb_fid_saved_info_t {
char *filename;
guint32 create_flags;
guint32 access_mask;
guint32 file_attributes;
guint32 share_access;
guint32 create_options;
guint32 create_disposition;
} smb_fid_saved_info_t;
struct _smb_fid_into_t {
guint16 tid,fid;
/* The end_of_file will store the last registered offset or
the reported end_of_file from the SMB protocol */
gint64 end_of_file;
/* These two were int */
guint opened_in;
guint closed_in;
int type;
smb_fid_saved_info_t *fsi;
};
/* used for tracking tid to sharename openedframe closedframe */
typedef struct _smb_tid_into_t {
int opened_in;
int closed_in;
char *filename;
int type;
} smb_tid_info_t;
/*
* Dissect an smb FID
*/
extern smb_fid_info_t *dissect_smb_fid(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
int offset, int len, guint16 fid, gboolean is_created, gboolean is_closed, gboolean is_generated, smb_info_t* si);
/*
* Dissect named pipe state information.
*/
extern int dissect_ipc_state(tvbuff_t *tvb, proto_tree *parent_tree,
int offset, gboolean setstate);
extern gboolean smb_dcerpc_reassembly;
extern const value_string create_disposition_vals[];
extern int dissect_nt_create_options(tvbuff_t *tvb, proto_tree *parent_tree, int offset);
extern int dissect_nt_share_access(tvbuff_t *tvb, proto_tree *parent_tree, int offset);
extern int dissect_smb_access_mask(tvbuff_t *tvb, proto_tree *parent_tree, int offset);
extern const value_string oa_open_vals[];
extern const value_string impersonation_level_vals[];
extern gboolean sid_display_hex;
extern int dissect_security_information_mask(tvbuff_t *tvb, proto_tree *parent_tree, int offset);
extern int dissect_qfsi_FS_VOLUME_INFO(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, int offset, guint16 *bcp, int unicode);
extern int dissect_qfsi_FS_SIZE_INFO(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, int offset, guint16 *bcp);
extern int dissect_qfsi_FS_DEVICE_INFO(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, int offset, guint16 *bcp);
extern int dissect_qfsi_FS_ATTRIBUTE_INFO(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, int offset, guint16 *bcp);
extern int dissect_nt_quota(tvbuff_t *tvb, proto_tree *tree, int offset, guint16 *bcp);
extern int dissect_nt_user_quota(tvbuff_t *tvb, proto_tree *tree, int offset, guint16 *bcp);
extern int dissect_nt_get_user_quota(tvbuff_t *tvb, proto_tree *tree, int offset, guint32 *bcp);
extern int dissect_qfsi_FS_OBJECTID_INFO(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, int offset, guint16 *bcp);
extern int dissect_qfsi_FS_FULL_SIZE_INFO(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, int offset, guint16 *bcp);
extern int dissect_qfi_SMB_FILE_EA_INFO(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, int offset, guint16 *bcp, gboolean *trunc);
extern int dissect_qfi_SMB_FILE_STREAM_INFO(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree, int offset, guint16 *bcp, gboolean *trunc, int unicode);
extern int dissect_qfi_SMB_FILE_NAME_INFO(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset, guint16 *bcp, gboolean *trunc, gboolean unicode);
extern int dissect_qfi_SMB_FILE_STANDARD_INFO(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset, guint16 *bcp, gboolean *trunc);
extern int dissect_qfi_SMB_FILE_INTERNAL_INFO(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset, guint16 *bcp, gboolean *trunc);
extern int dissect_qsfi_SMB_FILE_POSITION_INFO(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset, guint16 *bcp, gboolean *trunc);
extern int dissect_qsfi_SMB_FILE_MODE_INFO(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset, guint16 *bcp, gboolean *trunc);
extern int dissect_qfi_SMB_FILE_ALIGNMENT_INFO(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset, guint16 *bcp, gboolean *trunc);
extern int dissect_qfi_SMB_FILE_COMPRESSION_INFO(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset, guint16 *bcp, gboolean *trunc);
extern int dissect_qfi_SMB_FILE_NETWORK_OPEN_INFO(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset, guint16 *bcp, gboolean *trunc);
extern int dissect_qfi_SMB_FILE_ATTRIBUTE_TAG_INFO(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset, guint16 *bcp, gboolean *trunc);
extern int dissect_qsfi_SMB_FILE_ALLOCATION_INFO(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset, guint16 *bcp, gboolean *trunc);
extern int dissect_qsfi_SMB_FILE_ENDOFFILE_INFO(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset, guint16 *bcp, gboolean *trunc);
extern int dissect_nt_notify_completion_filter(tvbuff_t *tvb, proto_tree *parent_tree, int offset);
extern int dissect_sfi_SMB_FILE_PIPE_INFO(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, int offset, guint16 *bcp, gboolean *trunc);
extern int dissect_get_dfs_request_data(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset, guint16 *bcp, gboolean unicode);
extern int dissect_get_dfs_referral_data(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset, guint16 *bcp, gboolean unicode);
/* Returns an IP (v4 or v6) of the server in a SMB/SMB2 conversation */
extern const gchar *tree_ip_str(packet_info *pinfo, guint16 cmd);
#endif
/*
* Editor modelines - https://www.wireshark.org/tools/modelines.html
*
* Local variables:
* c-basic-offset: 8
* tab-width: 8
* indent-tabs-mode: t
* End:
*
* vi: set shiftwidth=8 tabstop=8 noexpandtab:
* :indentSize=8:tabSize=8:noTabs=false:
*/
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