module cifs

#define BOOL uint32
#define UCHAR uint8
#define USHORT uint16
#define LONG uint32
#define ULONG uint32
#define DWORD uint32
#define SMB_TIME uint16
#define SMB_DATE uint16

typedef struct {
	ULONG low;
	LONG high;
} TIME;

typedef struct {
	ULONG low;
	ULONG high;
} hyper;

typedef struct {
	uint8 cmd;
	uint8 reserved;
	uint16 offset;
} ANDX_INFO;


typedef struct {
	uint8 tag2;
	fstring protocol;
} BUF2;

typedef struct {
	uint16 bcount;
	BUF2 protocol[*];
} Q_NEGPROT_0;

typedef struct {
	uint8 wcount;
	union ctr[wcount] {
		case 0 Q_NEGPROT_0 q0;
	}
} Q_NEGPROT;

typedef struct {
	USHORT  DialectIndex;         /* Index of selected dialect */
	USHORT  SecurityMode;         /* Security mode: */
				      /* bit 0: 0 = share, 1 = user */
				      /* bit 1: 1 = use challenge/response */
				      /* authentication */
	USHORT  MaxBufferSize;        /* Max transmit buffer size (>= 1024) */
	USHORT  MaxMpxCount;          /* Max pending multiplexed requests */
	USHORT  MaxNumberVcs;         /* Max VCs between client and server */
	USHORT  RawMode;              /* Raw modes supported: */
				      /*  bit 0: 1 = Read Raw supported */
				      /*  bit 1: 1 = Write Raw supported */
	ULONG SessionKey;             /* Unique token identifying this session */
	SMB_TIME ServerTime;          /* Current time at server */
	SMB_DATE ServerDate;          /* Current date at server */
	USHORT ServerTimeZone;        /* Current time zone at server */
	USHORT  ChallengeLength;      /* Length of Challenge; MBZ if not LM2.1
				      /* dialect or later */
	USHORT  Reserved;             /* MBZ */
	USHORT  ByteCount;             /* Count of data bytes */
	UCHAR Challenge[ChallengeLength];            /* The challenge */
	fstring PrimaryDomain;       /* The server's primary domain */

	uint16 bcount;
	uint8 chal[8];
	fstring domain;
} R_NEGPROT_12;

typedef struct {
	USHORT DialectIndex;  /*Index of selected dialect */
	UCHAR SecurityMode;   /*Security mode: */
			      /*  bit 0: 0 = share, 1 = user */
			      /*  bit 1: 1 = use challenge/response */
			      /*  authentication */
			      /*  bit 2: 1 = Security Signatures (SMB integrity */
			      /*  check) enabled */
			      /*  bit 3: 1 = Security Signatures (SMB integrity */
			      /*  check) required */
	USHORT MaxMpxCount;   /*Max pending outstanding requests */
	USHORT MaxNumberVcs;  /*Max VCs between client and server */
	ULONG MaxBufferSize;  /*Max transmit buffer size */
	ULONG MaxRawSize;     /*Maximum raw buffer size */
	ULONG SessionKey;     /*Unique token identifying this session */
	ULONG Capabilities;   /*Server capabilities */
	ULONG SystemTimeLow;  /*System (UTC) time of the server (low). */
	ULONG SystemTimeHigh; /*System (UTC) time of the server (high). */
	USHORT ServerTimeZone;/*Time zone of server (minutes from UTC) */
	UCHAR SecurityBlobLength;/*Length of SecurityBlob */

	USHORT bcount;     /*Count of data bytes */
	/*UCHAR GUID[16];       A globally unique identifier assigned to the */
			      /*  server; present only when */
			      /*  CAP_EXTENDED_SECURITY is on in the */
			      /*  Capabilities field. */
	UCHAR SecurityBlob[SecurityBlobLength];  /*Opaque Security Blob associated with the */
			      /*  security package if CAP_EXTENDED_SECURITY is */
			      /*  on in the Capabilities field; else challenge */
			      /*  for CIFS challenge/response authentication. */
	fstring OemDomainName; /*The name of the domain (in OEM chars); not */
	                      /*  present  if CAP_EXTENDED_SECURITY is on in the */
			      /*  Capabilities field */
} R_NEGPROT_17;


typedef struct {
	uint8 wcount;
	union ctr[wcount] {
		case 17 R_NEGPROT_17 r17;
	}
} R_NEGPROT;

typedef struct {
	uint8 wcount;
	uint16 vwv[wcount];
	uint16 bcount;
	uint8 none[bcount];
} Q_TDIS;

typedef struct {
	uint8 wcount;
	uint16 vwv[wcount];
	uint16 bcount;
	uint8 none[bcount];
} R_TDIS;

typedef struct {
	ANDX_INFO andx;
	uint16 bcount;
	uint8 none[bcount];
} R_ULOGOFF_ANDX_2;

typedef struct {
	uint8 wcount;
	union ctr[wcount] {
		case 2 R_ULOGOFF_ANDX_2 q2;
	}
} R_ULOGOFF_ANDX;

typedef struct {
	ANDX_INFO andx;
	uint16 bcount;
	uint8 none[bcount];
} Q_ULOGOFF_ANDX_2;

typedef struct {
	uint8 wcount;
	union ctr[wcount] {
		case 2 Q_ULOGOFF_ANDX_2 q2;
	}
} Q_ULOGOFF_ANDX;

typedef struct {
	ANDX_INFO andx;
	uint16 bufsize;
	uint16 max_mpx;
	uint16 vc;
	ULONG sess_key;
	uint16 pwlen;
	ULONG reserved;

	uint16 bcount;
	uint8 password[pwlen];
	fstring domain;
	fstring os;
	fstring server;

} Q_SESSION_SETUP_ANDX_10;

typedef struct {
	ANDX_INFO andx;
	uint16 bufsize;
	uint16 max_mpx;
	uint16 vc;
	ULONG sess_key;
	uint16 pwlen;
	uint16 upwlen;
	ULONG capabilities;
	ULONG reserved;

	uint16 bcount;
	uint8 password[pwlen];
	uint8 upassword[upwlen];
	fstring user;
	fstring domain;
	fstring os;
	fstring server;

} Q_SESSION_SETUP_ANDX_13;

typedef struct _Q_SESSION_SETUP_ANDX {
	uint8 wcount;
	union ctr[wcount] {
		case 10 Q_SESSION_SETUP_ANDX_10 q10;
		case 13 Q_SESSION_SETUP_ANDX_13 q13;
	}
} Q_SESSION_SETUP_ANDX;

typedef struct {
	ANDX_INFO andx;
	uint16 vwv2;
	uint16 passlen;
	uint16 bcount;
	uint8 password[passlen];
	fstring path;
	fstring device;
} Q_TCON_ANDX_4;

typedef struct _Q_TCON_ANDX {
	uint8 wcount;
	union ctr[wcount] {
		case 4 Q_TCON_ANDX_4 q4;
	}
} Q_TCON_ANDX;

typedef struct {
	ANDX_INFO andx;
	uint16 vwv2;
	uint16 bcount;
	fstring share;
} R_TCON_ANDX_3;

typedef struct _R_TCON_ANDX {
	uint8 wcount;
	union ctr[wcount] {
		case 3 R_TCON_ANDX_3 q3;
	}
} R_TCON_ANDX;

typedef struct {
	ANDX_INFO andx;
	uint16 action;

	uint16 count;
	fstring os;
	fstring server;
	fstring domain;
} R_SESSION_SETUP_ANDX_10;

typedef struct _R_SESSION_SETUP_ANDX {
	uint8 wcount;
	union ctr[wcount] {
		case 3 R_SESSION_SETUP_ANDX_10 r3;
	}
} R_SESSION_SETUP_ANDX;


typedef struct _R_CLOSE {
	uint8 wcount;
	uint16 count;
	uint8 none[count];

} R_CLOSE;

typedef struct _Q_CLOSE {
	uint8 wcount;
	uint16 fnum;
	uint32 vwv1;

	uint16 count;
	uint8 none[count];

} Q_CLOSE;

typedef struct {
	uint16 dsize;
	uint16 bsizehi;
	uint16 bsizelo;
	uint16 avail;
	uint16 vwv4;

	uint16 bcount;
	uint8 none[bcount];

} R_DSKATTR_5;

typedef struct {
	uint8 wcount;
	union ctr[wcount] {
		case 5 R_DSKATTR_5 r5;
	}
} R_DSKATTR;

typedef struct {
	uint16 count;
	uint8 none[count];

} Q_DSKATTR_0;

typedef struct _Q_DSKATTR {
	uint8 wcount;
	union ctr[wcount] {
		case 0 Q_DSKATTR_0 q1;
	}

} Q_DSKATTR;

typedef struct {
	ANDX_INFO andx;

	uint16 bcount;
	uint8 none[bcount];

} R_LOCKING_2;

typedef struct {
	uint8 wcount;
	union ctr[wcount] {
		case 2 R_LOCKING_2 r2;
	}
} R_LOCKING_ANDX;

/* XXXX must do a switch on bit 0x10 to do large locks XXXX */
/*      LockType Flag Name            Value Description */

#define LOCKING_ANDX_SHARED_LOCK      0x01  /* Read-only lock */
#define LOCKING_ANDX_OPLOCK_RELEASE   0x02  /* Oplock break notification */
#define LOCKING_ANDX_CHANGE_LOCKTYPE  0x04  /* Change lock type */
#define LOCKING_ANDX_CANCEL_LOCK      0x08  /* Cancel outstanding request */
#define LOCKING_ANDX_LARGE_FILES      0x10  /* Large file locking format */

typedef struct {
	USHORT Pid;      /* PID of process "owning" lock */
	ULONG Offset;    /* Offset to bytes to [un]lock */
	ULONG Length;    /* Number of bytes to [un]lock */
} LOCKING_ANDX_RANGE;

typedef struct {
	USHORT Pid;       /* PID of process "owning" lock */
	USHORT Pad;       /* Pad to DWORD align (mbz) */
	ULONG OffsetHigh; /* Offset to bytes to [un]lock (high) */
	ULONG OffsetLow;  /* Offset to bytes to [un]lock (low) */
	ULONG LengthHigh; /* Number of bytes to [un]lock (high) */
	ULONG LengthLow;  /* Number of bytes to [un]lock (low) */

} LOCKING_ANDX_RANGE_LARGE;

typedef struct {
	ANDX_INFO andx;

	USHORT Fid;             /* File handle */
	UCHAR LockType;         /* See LockType table below */
	UCHAR OplockLevel;      /* The new oplock level */
	ULONG Timeout;          /* Milliseconds to wait for unlock */
	USHORT NumberOfUnlocks; /* Num. unlock range structs following */
	USHORT NumberOfLocks;   /* Num. lock range structs following */

	USHORT ByteCount;       /* Count of data bytes */
	LOCKING_ANDX_RANGE Unlocks[NumberOfUnlocks];      /* Unlock ranges */
	LOCKING_ANDX_RANGE Locks[NumberOfLocks];        /* Lock ranges */

} Q_LOCKING_8;

typedef struct _Q_LOCKING {
	uint8 wcount;
	union ctr[wcount] {
		case 8 Q_LOCKING_8 q8;
	}

} Q_LOCKING_ANDX;


typedef struct {
	uint16 bcount;
	uint8 protocols[bcount];

} R_UNLINK_0;

typedef struct {
	uint8 wcount;
	union ctr[wcount] {
		case 0 R_UNLINK_0 r0;
	}
} R_UNLINK;

typedef struct {
	uint16 dirtype;

	uint16 count;
	uint8 fname[count];

} Q_UNLINK_1;

typedef struct _Q_UNLINK {
	uint8 wcount;
	union ctr[wcount] {
		case 1 Q_UNLINK_1 q1;
	}

} Q_UNLINK;

typedef struct _R_OPEN_ANDX{
	uint8 wcount;
	ANDX_INFO andx;
	uint16 fnum;
	uint16 fmode;
	uint32 mtime;
	uint32 size;
	uint16 rmode;
	uint16 vwv9;
	uint16 vwv10;
	uint16 smb_action;
	uint16 vwv12;
	uint16 vwv13;
	uint16 vwv14;

	uint16 count;
	uint8 none[count];

} R_OPEN_ANDX;

typedef struct _Q_OPEN_ANDX{
	uint8 wcount;
	ANDX_INFO andx;
	uint16 fnum;
	uint16 fmode;
	uint32 mtime;
	uint32 size;
	uint16 rmode;
	uint16 vwv9;
	uint16 vwv10;
	uint16 smb_action;
	uint16 vwv12;
	uint16 vwv13;
	uint16 vwv14;

	uint16 count;
	uint8 fname[count];

} Q_OPEN_ANDX;

typedef struct _R_READ_ANDX {
	uint8 wcount;
	ANDX_INFO andx;
	uint16 vwv2;
	uint16 vwv3;
	uint16 vwv4;
	uint16 nread;
	uint16 offset;
	uint16 vwv7;
	uint16 vwv8;
	uint16 vwv9;
	uint16 vwv10;
	uint16 vwv11;

	uint16 count;
	uint8 data[count];

} R_READ_ANDX;

typedef struct _Q_READ_ANDX_10 {
	ANDX_INFO andx;
	uint16 fnum;
	uint32 startpos;
	uint16 smb_maxcnt;
	uint16 smb_mincnt;
	uint16 vwv7;
	uint16 vwv8;
	uint16 vwv9;

	uint16 count;
	uint8 none[count];

} Q_READ_ANDX_10;

typedef struct _Q_READ_ANDX_12 {
	ANDX_INFO andx;
	uint16 fnum;
	uint32 startpos;
	uint16 smb_maxcnt;
	uint16 smb_mincnt;
	uint16 vwv7;
	uint16 vwv8;
	uint16 vwv9;
	uint32 startposhi;

	uint16 count;
	uint8 none[count];

} Q_READ_ANDX_12;

typedef struct _Q_READ_ANDX {
	uint8 wcount;
	union ctr[wcount] {
		case 10 Q_READ_ANDX_10 q10;
		case 12 Q_READ_ANDX_12 q12;
	}
} Q_READ_ANDX;

typedef struct _R_WRITE_ANDX {
	uint8 wcount;
	ANDX_INFO andx;
	uint16 nwritten;
	uint16 vwv3;
	uint16 vwv4;
	uint16 vwv5;

	uint16 count;
	uint8 none[count];

} R_WRITE_ANDX;

typedef struct _Q_WRITE_ANDX_12 {
	ANDX_INFO andx;
	uint16 fnum;
	uint32 startpos;
	uint16 vwv5;
	uint16 vwv6;
	uint16 write_through;
	uint16 vwv8;
	uint16 vwv9;
	uint16 numtowrite;
	uint16 smb_doff;

	uint16 count;
	uint8 data[count];

} Q_WRITE_ANDX_12;

typedef struct _Q_WRITE_ANDX_14 {
	ANDX_INFO andx;
	uint16 fnum;
	uint32 startpos;
	uint16 vwv5;
	uint16 vwv6;
	uint16 write_through;
	uint16 vwv8;
	uint16 vwv9;
	uint16 numtowrite;
	uint16 smb_doff;
	uint32 startposhi;

	uint16 count;
	uint8 data[count];

} Q_WRITE_ANDX_14;

typedef struct _Q_WRITE_ANDX {
	uint8 wcount;
	union ctr[wcount] {
		case 12 Q_WRITE_ANDX_12 q12;
		case 14 Q_WRITE_ANDX_14 q14;
	}
} Q_WRITE_ANDX;

typedef struct _Q_NT_CREATE_ANDX{
	uint8 wcount;
	ANDX_INFO andx;
	uint8 reserved;
	uint16 name_len;
	ULONG flags;
	ULONG rootfid;
	ULONG access;
	hyper allocsize;
	ULONG attribs;
	ULONG sharing;
	ULONG creat_disp;
	ULONG impersonation;
	uint8 sec_flags;

	uint16 count;
	uint8 name[name_len];

} Q_NT_CREATE_ANDX;

typedef struct {
	uint8 wcount;
	uint8 oplock_level;
	uint16 fid;
	ULONG action;
	TIME create_time;
	TIME write_time;
	TIME change_time;
	ULONG ext_attribs;
	hyper allocsize;
	hyper size;
	uint16 type;
	uint16 state;
	uint8 directory;

	uint16 count;

} R_NT_CREATE_ANDX;

typedef struct _R_SMB {
	ULONG nbhdr;
	ULONG smbhdr;
	uint8 com;
	uint8 rcls;
	uint8 reh;
	uint16 err;
	uint8 flg;
	uint16 flg2;
	uint16 reserved;
	uint8 SecuritySignature[8]; 
	uint16 pad;
	uint16 tid;
	uint16 pid;
	uint16 uid;
	uint16 mid;
	union ctr[com] {
		case 4   R_CLOSE      r4;
		case 6   R_UNLINK     r6;
		case 36  R_LOCKING_ANDX r36;
		case 45  R_OPEN_ANDX r45;
		case 46  R_READ_ANDX r46;
		case 47  R_WRITE_ANDX r47;
		case 113 R_TDIS    r113;
		case 114 R_NEGPROT r114;
		case 115 R_SESSION_SETUP_ANDX r115;
		case 117 R_TCON_ANDX r117;
		case 128 R_DSKATTR    r128;
	}
} R_SMB;

typedef struct _Q_SMB {
	ULONG nbhdr;
	ULONG smbhdr;
	uint8 com;
	uint8 rcls;
	uint8 reh;
	uint16 err;
	uint8 flg;
	uint16 flg2;
	uint16 reserved;
	uint8 SecuritySignature[8]; 
	uint16 pad;
	uint16 tid;
	uint16 pid;
	uint16 uid;
	uint16 mid;
	union ctr[com] {
		case 4   Q_CLOSE      q4;
		case 6   Q_UNLINK     q6;
		case 36  Q_LOCKING_ANDX q36;
		case 45  Q_OPEN_ANDX q45;
		case 46  Q_READ_ANDX q46;
		case 47  Q_WRITE_ANDX q47;
		case 113 Q_TDIS    q113;
		case 114 Q_NEGPROT q114;
		case 115 Q_SESSION_SETUP_ANDX q115;
		case 117 Q_TCON_ANDX q117;
		case 128 Q_DSKATTR    q128;
	}
} Q_SMB;