X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=fs%2Fcifs%2Fcifspdu.h;h=b2233ac05bd2791f143a036fc95f313bb96bc13e;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=aede6a81316794a1a20de497c9684f96e20f6f0c;hpb=f7f1b0f1e2fbadeab12d24236000e778aa9b1ead;p=linux-2.6.git diff --git a/fs/cifs/cifspdu.h b/fs/cifs/cifspdu.h index aede6a813..b2233ac05 100644 --- a/fs/cifs/cifspdu.h +++ b/fs/cifs/cifspdu.h @@ -1,7 +1,7 @@ /* * fs/cifs/cifspdu.h * - * Copyright (c) International Business Machines Corp., 2002 + * Copyright (c) International Business Machines Corp., 2002,2005 * Author(s): Steve French (sfrench@us.ibm.com) * * This library is free software; you can redistribute it and/or modify @@ -36,9 +36,11 @@ #define SMB_COM_CLOSE 0x04 /* triv req/rsp, timestamp ignored */ #define SMB_COM_DELETE 0x06 /* trivial response */ #define SMB_COM_RENAME 0x07 /* trivial response */ +#define SMB_COM_QUERY_INFORMATION 0x08 /* aka getattr */ #define SMB_COM_SETATTR 0x09 /* trivial response */ #define SMB_COM_LOCKING_ANDX 0x24 /* trivial response */ #define SMB_COM_COPY 0x29 /* trivial rsp, fail filename ignrd*/ +#define SMB_COM_OPEN_ANDX 0x2D /* Legacy open for old servers */ #define SMB_COM_READ_ANDX 0x2E #define SMB_COM_WRITE_ANDX 0x2F #define SMB_COM_TRANSACTION2 0x32 @@ -52,6 +54,7 @@ #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 /* no response */ #define SMB_COM_NT_RENAME 0xA5 /* trivial response */ /* Transact2 subcommand codes */ @@ -59,6 +62,7 @@ #define TRANS2_FIND_FIRST 0x01 #define TRANS2_FIND_NEXT 0x02 #define TRANS2_QUERY_FS_INFORMATION 0x03 +#define TRANS2_SET_FS_INFORMATION 0x04 #define TRANS2_QUERY_PATH_INFORMATION 0x05 #define TRANS2_SET_PATH_INFORMATION 0x06 #define TRANS2_QUERY_FILE_INFORMATION 0x07 @@ -76,7 +80,11 @@ #define NT_TRANSACT_GET_USER_QUOTA 0x07 #define NT_TRANSACT_SET_USER_QUOTA 0x08 -#define MAX_CIFS_HDR_SIZE 256 /* chained NTCreateXReadX will probably be biggest */ +#define MAX_CIFS_SMALL_BUFFER_SIZE 448 /* big enough for most */ +/* future chained NTCreateXReadX bigger, but for time being NTCreateX biggest */ +/* among the requests (NTCreateX response is bigger with wct of 34) */ +#define MAX_CIFS_HDR_SIZE 0x58 /* 4 len + 32 hdr + (2*24 wct) + 2 bct + 2 pad */ +#define CIFS_SMALL_PATH 120 /* allows for (448-88)/3 */ /* internal cifs vfs structures */ /***************************************************************** @@ -129,10 +137,11 @@ /* * SMB flag definitions */ -#define SMBFLG_EXTD_LOCK 0x01 /* server supports lock-read write-unlock primitives */ +#define SMBFLG_EXTD_LOCK 0x01 /* server supports lock-read write-unlock smb */ #define SMBFLG_RCV_POSTED 0x02 /* obsolete */ #define SMBFLG_RSVD 0x04 -#define SMBFLG_CASELESS 0x08 /* all pathnames treated as caseless (off implies case sensitive file handling requested) */ +#define SMBFLG_CASELESS 0x08 /* all pathnames treated as caseless (off + implies case sensitive file handling request) */ #define SMBFLG_CANONICAL_PATH_FORMAT 0x10 /* obsolete */ #define SMBFLG_OLD_OPLOCK 0x20 /* obsolete */ #define SMBFLG_OLD_OPLOCK_NOTIFY 0x40 /* obsolete */ @@ -141,7 +150,8 @@ /* * SMB flag2 definitions */ -#define SMBFLG2_KNOWS_LONG_NAMES cpu_to_le16(1) /* can send long (non-8.3) path names in response */ +#define SMBFLG2_KNOWS_LONG_NAMES cpu_to_le16(1) /* can send long (non-8.3) + path names in response */ #define SMBFLG2_KNOWS_EAS cpu_to_le16(2) #define SMBFLG2_SECURITY_SIGNATURE cpu_to_le16(4) #define SMBFLG2_IS_LONG_NAME cpu_to_le16(0x40) @@ -160,32 +170,32 @@ * file and can have any suitable combination of the following values: */ -#define FILE_READ_DATA 0x00000001 /* Data can be read from the file */ -#define FILE_WRITE_DATA 0x00000002 /* Data can be written to the file */ -#define FILE_APPEND_DATA 0x00000004 /* Data can be appended to the file */ -#define FILE_READ_EA 0x00000008 /* Extended attributes associated */ - /* with the file can be read */ -#define FILE_WRITE_EA 0x00000010 /* Extended attributes associated */ - /* with the file can be written */ -#define FILE_EXECUTE 0x00000020 /*Data can be read into memory from */ - /* the file using system paging I/O */ +#define FILE_READ_DATA 0x00000001 /* Data can be read from the file */ +#define FILE_WRITE_DATA 0x00000002 /* Data can be written to the file */ +#define FILE_APPEND_DATA 0x00000004 /* Data can be appended to the file */ +#define FILE_READ_EA 0x00000008 /* Extended attributes associated */ + /* with the file can be read */ +#define FILE_WRITE_EA 0x00000010 /* Extended attributes associated */ + /* with the file can be written */ +#define FILE_EXECUTE 0x00000020 /*Data can be read into memory from */ + /* the file using system paging I/O */ #define FILE_DELETE_CHILD 0x00000040 -#define FILE_READ_ATTRIBUTES 0x00000080 /* Attributes associated with the */ - /* file can be read */ -#define FILE_WRITE_ATTRIBUTES 0x00000100 /* Attributes associated with the */ - /* file can be written */ -#define DELETE 0x00010000 /* The file can be deleted */ -#define READ_CONTROL 0x00020000 /* The access control list and */ - /* ownership associated with the */ - /* file can be read */ -#define WRITE_DAC 0x00040000 /* The access control list and */ - /* ownership associated with the */ - /* file can be written. */ -#define WRITE_OWNER 0x00080000 /* Ownership information associated */ - /* with the file can be written */ -#define SYNCHRONIZE 0x00100000 /* The file handle can waited on to */ - /* synchronize with the completion */ - /* of an input/output request */ +#define FILE_READ_ATTRIBUTES 0x00000080 /* Attributes associated with the */ + /* file can be read */ +#define FILE_WRITE_ATTRIBUTES 0x00000100 /* Attributes associated with the */ + /* file can be written */ +#define DELETE 0x00010000 /* The file can be deleted */ +#define READ_CONTROL 0x00020000 /* The access control list and */ + /* ownership associated with the */ + /* file can be read */ +#define WRITE_DAC 0x00040000 /* The access control list and */ + /* ownership associated with the */ + /* file can be written. */ +#define WRITE_OWNER 0x00080000 /* Ownership information associated */ + /* with the file can be written */ +#define SYNCHRONIZE 0x00100000 /* The file handle can waited on to */ + /* synchronize with the completion */ + /* of an input/output request */ #define GENERIC_ALL 0x10000000 #define GENERIC_EXECUTE 0x20000000 #define GENERIC_WRITE 0x40000000 @@ -193,7 +203,7 @@ /* In summary - Relevant file */ /* access flags from CIFS are */ /* file_read_data, file_write_data */ - /* file_execute, file_read_attributes */ + /* file_execute, file_read_attributes*/ /* write_dac, and delete. */ /* @@ -238,7 +248,8 @@ #define ATTR_SPARSE 0x0200 #define ATTR_REPARSE 0x0400 #define ATTR_COMPRESSED 0x0800 -#define ATTR_OFFLINE 0x1000 /* ie file not immediately available - offline storage */ +#define ATTR_OFFLINE 0x1000 /* ie file not immediately available - + on offline storage */ #define ATTR_NOT_CONTENT_INDEXED 0x2000 #define ATTR_ENCRYPTED 0x4000 #define ATTR_POSIX_SEMANTICS 0x01000000 @@ -267,10 +278,18 @@ /* CreateOptions */ #define CREATE_NOT_FILE 0x00000001 /* if set must not be file */ #define CREATE_WRITE_THROUGH 0x00000002 -#define CREATE_NOT_DIR 0x00000040 /* if set must not be directory */ +#define CREATE_SEQUENTIAL 0x00000004 +#define CREATE_SYNC_ALERT 0x00000010 +#define CREATE_ASYNC_ALERT 0x00000020 +#define CREATE_NOT_DIR 0x00000040 /* if set must not be directory */ +#define CREATE_NO_EA_KNOWLEDGE 0x00000200 +#define CREATE_EIGHT_DOT_THREE 0x00000400 #define CREATE_RANDOM_ACCESS 0x00000800 #define CREATE_DELETE_ON_CLOSE 0x00001000 +#define CREATE_OPEN_BY_ID 0x00002000 #define OPEN_REPARSE_POINT 0x00200000 +#define CREATE_OPTIONS_MASK 0x007FFFFF +#define CREATE_OPTION_SPECIAL 0x20000000 /* system. NB not sent over wire */ /* ImpersonationLevel flags */ #define SECURITY_ANONYMOUS 0 @@ -297,10 +316,10 @@ #define GETU16(var) (*((__u16 *)var)) /* BB check for endian issues */ #define GETU32(var) (*((__u32 *)var)) /* BB check for endian issues */ -#pragma pack(1) - struct smb_hdr { - __u32 smb_buf_length; /* big endian on wire *//* BB length is only two or three bytes - with one or two byte type preceding it but that is always zero - we could mask the type byte off just in case BB */ + __u32 smb_buf_length; /* big endian on wire *//* BB length is only two + or three bytes - with one or two byte type preceding it that are + zero - we could mask the type byte off just in case BB */ __u8 Protocol[4]; __u8 Command; union { @@ -308,9 +327,9 @@ struct smb_hdr { __u8 ErrorClass; __u8 Reserved; __le16 Error; - } DosError; + } __attribute__((packed)) DosError; __le32 CifsError; - } Status; + } __attribute__((packed)) Status; __u8 Flags; __le16 Flags2; /* note: le */ __le16 PidHigh; @@ -318,16 +337,16 @@ struct smb_hdr { struct { __le32 SequenceNumber; /* le */ __u32 Reserved; /* zero */ - } Sequence; + } __attribute__((packed)) Sequence; __u8 SecuritySignature[8]; /* le */ - } Signature; + } __attribute__((packed)) Signature; __u8 pad[2]; __u16 Tid; __le16 Pid; __u16 Uid; __u16 Mid; __u8 WordCount; -}; +} __attribute__((packed)); /* given a pointer to an smb_hdr retrieve the value of byte count */ #define BCC(smb_var) ( *(__u16 *)((char *)smb_var + sizeof(struct smb_hdr) + (2* smb_var->WordCount) ) ) #define BCC_LE(smb_var) ( *(__le16 *)((char *)smb_var + sizeof(struct smb_hdr) + (2* smb_var->WordCount) ) ) @@ -379,7 +398,7 @@ typedef struct negotiate_req { struct smb_hdr hdr; /* wct = 0 */ __le16 ByteCount; unsigned char DialectsArray[1]; -} NEGOTIATE_REQ; +} __attribute__((packed)) NEGOTIATE_REQ; typedef struct negotiate_rsp { struct smb_hdr hdr; /* wct = 17 */ @@ -397,16 +416,16 @@ typedef struct negotiate_rsp { __u8 EncryptionKeyLength; __u16 ByteCount; union { - unsigned char EncryptionKey[1]; /* if cap extended security is off */ + unsigned char EncryptionKey[1]; /* cap extended security off */ /* followed by Domain name - if extended security is off */ /* followed by 16 bytes of server GUID */ - /* followed by security blob if cap_extended_security negotiated */ + /* then security blob if cap_extended_security negotiated */ struct { unsigned char GUID[16]; unsigned char SecurityBlob[1]; - } extended_response; - } u; -} NEGOTIATE_RSP; + } __attribute__((packed)) extended_response; + } __attribute__((packed)) u; +} __attribute__((packed)) NEGOTIATE_RSP; /* SecurityMode bits */ #define SECMODE_USER 0x01 /* off indicates share level security */ @@ -452,7 +471,8 @@ typedef union smb_com_session_setup_andx { unsigned char SecurityBlob[1]; /* followed by */ /* STRING NativeOS */ /* STRING NativeLanMan */ - } req; /* NTLM request format (with extended security */ + } __attribute__((packed)) req; /* NTLM request format (with + extended security */ struct { /* request format */ struct smb_hdr hdr; /* wct = 13 */ @@ -463,18 +483,19 @@ typedef union smb_com_session_setup_andx { __le16 MaxMpxCount; __le16 VcNumber; __u32 SessionKey; - __le16 CaseInsensitivePasswordLength; /* ASCII password length */ - __le16 CaseSensitivePasswordLength; /* Unicode password length */ + __le16 CaseInsensitivePasswordLength; /* ASCII password len */ + __le16 CaseSensitivePasswordLength; /* Unicode password length*/ __u32 Reserved; /* see below */ __le32 Capabilities; __le16 ByteCount; - unsigned char CaseInsensitivePassword[1]; /* followed by: */ + unsigned char CaseInsensitivePassword[1]; /* followed by: */ /* unsigned char * CaseSensitivePassword; */ /* STRING AccountName */ /* STRING PrimaryDomain */ /* STRING NativeOS */ /* STRING NativeLanMan */ - } req_no_secext; /* NTLM request format (without extended security */ + } __attribute__((packed)) req_no_secext; /* NTLM request format (without + extended security */ struct { /* default (NTLM) response format */ struct smb_hdr hdr; /* wct = 4 */ @@ -488,7 +509,7 @@ typedef union smb_com_session_setup_andx { /* unsigned char * NativeOS; */ /* unsigned char * NativeLanMan; */ /* unsigned char * PrimaryDomain; */ - } resp; /* NTLM response format (with or without extended security */ + } __attribute__((packed)) resp; /* NTLM response format (with or without extended security */ struct { /* request format */ struct smb_hdr hdr; /* wct = 10 */ @@ -507,7 +528,7 @@ typedef union smb_com_session_setup_andx { /* STRING PrimaryDomain */ /* STRING NativeOS */ /* STRING NativeLanMan */ - } old_req; /* pre-NTLM (LANMAN2.1) request format */ + } __attribute__((packed)) old_req; /* pre-NTLM (LANMAN2.1) req format */ struct { /* default (NTLM) response format */ struct smb_hdr hdr; /* wct = 3 */ @@ -519,8 +540,8 @@ typedef union smb_com_session_setup_andx { unsigned char NativeOS[1]; /* followed by */ /* unsigned char * NativeLanMan; */ /* unsigned char * PrimaryDomain; */ - } old_resp; /* pre-NTLM (LANMAN2.1) response format */ -} SESSION_SETUP_ANDX; + } __attribute__((packed)) old_resp; /* pre-NTLM (LANMAN2.1) response */ +} __attribute__((packed)) SESSION_SETUP_ANDX; #define CIFS_NETWORK_OPSYS "CIFS VFS Client for Linux" @@ -530,7 +551,8 @@ typedef union smb_com_session_setup_andx { #define CAP_NT_SMBS 0x00000010 #define CAP_STATUS32 0x00000040 #define CAP_LEVEL_II_OPLOCKS 0x00000080 -#define CAP_NT_FIND 0x00000200 /* reserved should be zero (presumably because NT_SMBs implies the same thing) */ +#define CAP_NT_FIND 0x00000200 /* reserved should be zero + (because NT_SMBs implies the same thing?) */ #define CAP_BULK_TRANSFER 0x20000000 #define CAP_EXTENDED_SECURITY 0x80000000 @@ -548,7 +570,7 @@ typedef struct smb_com_tconx_req { unsigned char Password[1]; /* followed by */ /* STRING Path *//* \\server\share name */ /* STRING Service */ -} TCONX_REQ; +} __attribute__((packed)) TCONX_REQ; typedef struct smb_com_tconx_rsp { struct smb_hdr hdr; /* wct = 3 *//* note that Win2000 has sent wct=7 in some cases on responses. Four unspecified words followed OptionalSupport */ @@ -559,13 +581,14 @@ typedef struct smb_com_tconx_rsp { __u16 ByteCount; unsigned char Service[1]; /* always ASCII, not Unicode */ /* STRING NativeFileSystem */ -} TCONX_RSP; +} __attribute__((packed)) TCONX_RSP; /* tree connect Flags */ #define DISCONNECT_TID 0x0001 #define TCON_EXTENDED_SECINFO 0x0008 /* OptionalSupport bits */ -#define SMB_SUPPORT_SEARCH_BITS 0x0001 /* must have bits (exclusive searches suppt. */ +#define SMB_SUPPORT_SEARCH_BITS 0x0001 /* "must have" directory search bits + (exclusive searches supported) */ #define SMB_SHARE_IS_IN_DFS 0x0002 typedef struct smb_com_logoff_andx_req { @@ -574,7 +597,7 @@ typedef struct smb_com_logoff_andx_req { __u8 AndXReserved; __u16 AndXOffset; __u16 ByteCount; -} LOGOFF_ANDX_REQ; +} __attribute__((packed)) LOGOFF_ANDX_REQ; typedef struct smb_com_logoff_andx_rsp { struct smb_hdr hdr; /* wct = 2 */ @@ -582,38 +605,41 @@ typedef struct smb_com_logoff_andx_rsp { __u8 AndXReserved; __u16 AndXOffset; __u16 ByteCount; -} LOGOFF_ANDX_RSP; +} __attribute__((packed)) LOGOFF_ANDX_RSP; -typedef union smb_com_tree_disconnect { /* as an altetnative can use flag on tree_connect PDU to effect disconnect *//* probably the simplest SMB PDU */ +typedef union smb_com_tree_disconnect { /* as an altetnative can use flag on + tree_connect PDU to effect disconnect */ + /* tdis is probably simplest SMB PDU */ struct { struct smb_hdr hdr; /* wct = 0 */ __u16 ByteCount; /* bcc = 0 */ - } req; + } __attribute__((packed)) req; struct { struct smb_hdr hdr; /* wct = 0 */ __u16 ByteCount; /* bcc = 0 */ - } resp; -} TREE_DISCONNECT; + } __attribute__((packed)) resp; +} __attribute__((packed)) TREE_DISCONNECT; typedef struct smb_com_close_req { struct smb_hdr hdr; /* wct = 3 */ __u16 FileID; __u32 LastWriteTime; /* should be zero */ __u16 ByteCount; /* 0 */ -} CLOSE_REQ; +} __attribute__((packed)) CLOSE_REQ; typedef struct smb_com_close_rsp { struct smb_hdr hdr; /* wct = 0 */ __u16 ByteCount; /* bct = 0 */ -} CLOSE_RSP; +} __attribute__((packed)) CLOSE_RSP; typedef struct smb_com_findclose_req { struct smb_hdr hdr; /* wct = 1 */ __u16 FileID; __u16 ByteCount; /* 0 */ -} FINDCLOSE_REQ; +} __attribute__((packed)) FINDCLOSE_REQ; /* OpenFlags */ +#define REQ_MORE_INFO 0x00000001 /* legacy (OPEN_AND_X) only */ #define REQ_OPLOCK 0x00000002 #define REQ_BATCHOPLOCK 0x00000004 #define REQ_OPENDIRONLY 0x00000008 @@ -637,7 +663,7 @@ typedef struct smb_com_open_req { /* also handles create */ __u8 SecurityFlags; __le16 ByteCount; char fileName[1]; -} OPEN_REQ; +} __attribute__((packed)) OPEN_REQ; /* open response: oplock levels */ #define OPLOCK_NONE 0 @@ -667,7 +693,63 @@ typedef struct smb_com_open_rsp { __le16 DeviceState; __u8 DirectoryFlag; __u16 ByteCount; /* bct = 0 */ -} OPEN_RSP; +} __attribute__((packed)) OPEN_RSP; + +/* format of legacy open request */ +typedef struct smb_com_openx_req { + struct smb_hdr hdr; /* wct = 15 */ + __u8 AndXCommand; + __u8 AndXReserved; + __le16 AndXOffset; + __le16 OpenFlags; + __le16 Mode; + __le16 Sattr; /* search attributes */ + __le16 FileAttributes; /* dos attrs */ + __le32 CreateTime; /* os2 format */ + __le16 OpenFunction; + __le32 EndOfFile; + __le32 Timeout; + __le32 Reserved; + __le16 ByteCount; /* file name follows */ + char fileName[1]; +} __attribute__((packed)) OPENX_REQ; + +typedef struct smb_com_openx_rsp { + struct smb_hdr hdr; /* wct = 15 */ + __u8 AndXCommand; + __u8 AndXReserved; + __le16 AndXOffset; + __u16 Fid; + __le16 FileAttributes; + __le32 LastWriteTime; /* os2 format */ + __le32 EndOfFile; + __le16 Access; + __le16 FileType; + __le16 IPCState; + __le16 Action; + __u32 FileId; + __u16 Reserved; + __u16 ByteCount; +} __attribute__((packed)) OPENX_RSP; + +/* Legacy write request for older servers */ +typedef struct smb_com_writex_req { + struct smb_hdr hdr; /* wct = 12 */ + __u8 AndXCommand; + __u8 AndXReserved; + __le16 AndXOffset; + __u16 Fid; + __le32 OffsetLow; + __u32 Reserved; /* Timeout */ + __le16 WriteMode; /* 1 = write through */ + __le16 Remaining; + __le16 Reserved2; + __le16 DataLengthLow; + __le16 DataOffset; + __le16 ByteCount; + __u8 Pad; /* BB check for whether padded to DWORD boundary and optimum performance here */ + char Data[0]; +} __attribute__((packed)) WRITEX_REQ; typedef struct smb_com_write_req { struct smb_hdr hdr; /* wct = 14 */ @@ -686,7 +768,7 @@ typedef struct smb_com_write_req { __le16 ByteCount; __u8 Pad; /* BB check for whether padded to DWORD boundary and optimum performance here */ char Data[0]; -} WRITE_REQ; +} __attribute__((packed)) WRITE_REQ; typedef struct smb_com_write_rsp { struct smb_hdr hdr; /* wct = 6 */ @@ -698,7 +780,22 @@ typedef struct smb_com_write_rsp { __le16 CountHigh; __u16 Reserved; __u16 ByteCount; -} WRITE_RSP; +} __attribute__((packed)) WRITE_RSP; + +/* legacy read request for older servers */ +typedef struct smb_com_readx_req { + struct smb_hdr hdr; /* wct = 10 */ + __u8 AndXCommand; + __u8 AndXReserved; + __le16 AndXOffset; + __u16 Fid; + __le32 OffsetLow; + __le16 MaxCount; + __le16 MinCount; /* obsolete */ + __le32 Reserved; + __le16 Remaining; + __le16 ByteCount; +} __attribute__((packed)) READX_REQ; typedef struct smb_com_read_req { struct smb_hdr hdr; /* wct = 12 */ @@ -713,7 +810,7 @@ typedef struct smb_com_read_req { __le16 Remaining; __le32 OffsetHigh; __le16 ByteCount; -} READ_REQ; +} __attribute__((packed)) READ_REQ; typedef struct smb_com_read_rsp { struct smb_hdr hdr; /* wct = 12 */ @@ -730,7 +827,7 @@ typedef struct smb_com_read_rsp { __u16 ByteCount; __u8 Pad; /* BB check for whether padded to DWORD boundary and optimum performance here */ char Data[1]; -} READ_RSP; +} __attribute__((packed)) READ_RSP; typedef struct locking_andx_range { __le16 Pid; @@ -739,7 +836,7 @@ typedef struct locking_andx_range { __le32 OffsetLow; __le32 LengthHigh; __le32 LengthLow; -} LOCKING_ANDX_RANGE; +} __attribute__((packed)) LOCKING_ANDX_RANGE; #define LOCKING_ANDX_SHARED_LOCK 0x01 #define LOCKING_ANDX_OPLOCK_RELEASE 0x02 @@ -760,9 +857,12 @@ typedef struct smb_com_lock_req { __le16 NumberOfLocks; __le16 ByteCount; LOCKING_ANDX_RANGE Locks[1]; -} LOCK_REQ; - +} __attribute__((packed)) LOCK_REQ; +/* lock type */ +#define CIFS_RDLCK 0 +#define CIFS_WRLCK 1 +#define CIFS_UNLCK 2 typedef struct cifs_posix_lock { __le16 lock_type; /* 0 = Read, 1 = Write, 2 = Unlock */ __le16 lock_flags; /* 1 = Wait (only valid for setlock) */ @@ -770,7 +870,7 @@ typedef struct cifs_posix_lock { __le64 start; __le64 length; /* BB what about additional owner info to identify network client */ -} CIFS_POSIX_LOCK; +} __attribute__((packed)) CIFS_POSIX_LOCK; typedef struct smb_com_lock_rsp { struct smb_hdr hdr; /* wct = 2 */ @@ -778,7 +878,7 @@ typedef struct smb_com_lock_rsp { __u8 AndXReserved; __le16 AndXOffset; __u16 ByteCount; -} LOCK_RSP; +} __attribute__((packed)) LOCK_RSP; typedef struct smb_com_rename_req { struct smb_hdr hdr; /* wct = 1 */ @@ -788,7 +888,7 @@ typedef struct smb_com_rename_req { unsigned char OldFileName[1]; /* followed by __u8 BufferFormat2 */ /* followed by NewFileName */ -} RENAME_REQ; +} __attribute__((packed)) RENAME_REQ; /* copy request flags */ #define COPY_MUST_BE_FILE 0x0001 @@ -808,7 +908,7 @@ typedef struct smb_com_copy_req { unsigned char OldFileName[1]; /* followed by __u8 BufferFormat2 */ /* followed by NewFileName string */ -} COPY_REQ; +} __attribute__((packed)) COPY_REQ; typedef struct smb_com_copy_rsp { struct smb_hdr hdr; /* wct = 1 */ @@ -816,7 +916,7 @@ typedef struct smb_com_copy_rsp { __u16 ByteCount; /* may be zero */ __u8 BufferFormat; /* 0x04 - only present if errored file follows */ unsigned char ErrorFileName[1]; /* only present if error in copy */ -} COPY_RSP; +} __attribute__((packed)) COPY_RSP; #define CREATE_HARD_LINK 0x103 #define MOVEFILE_COPY_ALLOWED 0x0002 @@ -832,12 +932,12 @@ typedef struct smb_com_nt_rename_req { /* A5 - also used for create hardlink */ unsigned char OldFileName[1]; /* followed by __u8 BufferFormat2 */ /* followed by NewFileName */ -} NT_RENAME_REQ; +} __attribute__((packed)) NT_RENAME_REQ; typedef struct smb_com_rename_rsp { struct smb_hdr hdr; /* wct = 0 */ __u16 ByteCount; /* bct = 0 */ -} RENAME_RSP; +} __attribute__((packed)) RENAME_RSP; typedef struct smb_com_delete_file_req { struct smb_hdr hdr; /* wct = 1 */ @@ -845,36 +945,52 @@ typedef struct smb_com_delete_file_req { __le16 ByteCount; __u8 BufferFormat; /* 4 = ASCII */ unsigned char fileName[1]; -} DELETE_FILE_REQ; +} __attribute__((packed)) DELETE_FILE_REQ; typedef struct smb_com_delete_file_rsp { struct smb_hdr hdr; /* wct = 0 */ __u16 ByteCount; /* bct = 0 */ -} DELETE_FILE_RSP; +} __attribute__((packed)) DELETE_FILE_RSP; typedef struct smb_com_delete_directory_req { struct smb_hdr hdr; /* wct = 0 */ __le16 ByteCount; __u8 BufferFormat; /* 4 = ASCII */ unsigned char DirName[1]; -} DELETE_DIRECTORY_REQ; +} __attribute__((packed)) DELETE_DIRECTORY_REQ; typedef struct smb_com_delete_directory_rsp { struct smb_hdr hdr; /* wct = 0 */ __u16 ByteCount; /* bct = 0 */ -} DELETE_DIRECTORY_RSP; +} __attribute__((packed)) DELETE_DIRECTORY_RSP; typedef struct smb_com_create_directory_req { struct smb_hdr hdr; /* wct = 0 */ __le16 ByteCount; __u8 BufferFormat; /* 4 = ASCII */ unsigned char DirName[1]; -} CREATE_DIRECTORY_REQ; +} __attribute__((packed)) CREATE_DIRECTORY_REQ; typedef struct smb_com_create_directory_rsp { struct smb_hdr hdr; /* wct = 0 */ __u16 ByteCount; /* bct = 0 */ -} CREATE_DIRECTORY_RSP; +} __attribute__((packed)) CREATE_DIRECTORY_RSP; + +typedef struct smb_com_query_information_req { + struct smb_hdr hdr; /* wct = 0 */ + __le16 ByteCount; /* 1 + namelen + 1 */ + __u8 BufferFormat; /* 4 = ASCII */ + unsigned char FileName[1]; +} __attribute__((packed)) QUERY_INFORMATION_REQ; + +typedef struct smb_com_query_information_rsp { + struct smb_hdr hdr; /* wct = 10 */ + __le16 attr; + __le32 last_write_time; + __le32 size; + __u16 reserved[5]; + __le16 ByteCount; /* bcc = 0 */ +} __attribute__((packed)) QUERY_INFORMATION_RSP; typedef struct smb_com_setattr_req { struct smb_hdr hdr; /* wct = 8 */ @@ -885,19 +1001,58 @@ typedef struct smb_com_setattr_req { __u16 ByteCount; __u8 BufferFormat; /* 4 = ASCII */ unsigned char fileName[1]; -} SETATTR_REQ; +} __attribute__((packed)) SETATTR_REQ; typedef struct smb_com_setattr_rsp { struct smb_hdr hdr; /* wct = 0 */ __u16 ByteCount; /* bct = 0 */ -} SETATTR_RSP; +} __attribute__((packed)) SETATTR_RSP; /* empty wct response to setattr */ -/***************************************************/ -/* NT Transact structure defintions follow */ -/* Currently only ioctl and notify are implemented */ -/***************************************************/ +/*******************************************************/ +/* NT Transact structure defintions follow */ +/* Currently only ioctl, acl (get security descriptor) */ +/* and notify are implemented */ +/*******************************************************/ +typedef struct smb_com_ntransact_req { + struct smb_hdr hdr; /* wct >= 19 */ + __u8 MaxSetupCount; + __u16 Reserved; + __le32 TotalParameterCount; + __le32 TotalDataCount; + __le32 MaxParameterCount; + __le32 MaxDataCount; + __le32 ParameterCount; + __le32 ParameterOffset; + __le32 DataCount; + __le32 DataOffset; + __u8 SetupCount; /* four setup words follow subcommand */ + /* SNIA spec incorrectly included spurious pad here */ + __le16 SubCommand; /* 2 = IOCTL/FSCTL */ + /* SetupCount words follow then */ + __le16 ByteCount; + __u8 Pad[3]; + __u8 Parms[0]; +} __attribute__((packed)) NTRANSACT_REQ; + +typedef struct smb_com_ntransact_rsp { + struct smb_hdr hdr; /* wct = 18 */ + __u8 Reserved[3]; + __le32 TotalParameterCount; + __le32 TotalDataCount; + __le32 ParameterCount; + __le32 ParameterOffset; + __le32 ParameterDisplacement; + __le32 DataCount; + __le32 DataOffset; + __le32 DataDisplacement; + __u8 SetupCount; /* 0 */ + __u16 ByteCount; + /* __u8 Pad[3]; */ + /* parms and data follow */ +} __attribute__((packed)) NTRANSACT_RSP; + typedef struct smb_com_transaction_ioctl_req { struct smb_hdr hdr; /* wct = 23 */ __u8 MaxSetupCount; @@ -912,15 +1067,15 @@ typedef struct smb_com_transaction_ioctl_req { __le32 DataOffset; __u8 SetupCount; /* four setup words follow subcommand */ /* SNIA spec incorrectly included spurious pad here */ - __le16 SubCommand;/* 2 = IOCTL/FSCTL */ + __le16 SubCommand; /* 2 = IOCTL/FSCTL */ __le32 FunctionCode; __u16 Fid; - __u8 IsFsctl; /* 1 = File System Control, 0 = device control (IOCTL)*/ - __u8 IsRootFlag; /* 1 = apply command to root of share (must be DFS share)*/ + __u8 IsFsctl; /* 1 = File System Control 0 = device control (IOCTL) */ + __u8 IsRootFlag; /* 1 = apply command to root of share (must be DFS) */ __le16 ByteCount; __u8 Pad[3]; __u8 Data[1]; -} TRANSACT_IOCTL_REQ; +} __attribute__((packed)) TRANSACT_IOCTL_REQ; typedef struct smb_com_transaction_ioctl_rsp { struct smb_hdr hdr; /* wct = 19 */ @@ -936,8 +1091,34 @@ typedef struct smb_com_transaction_ioctl_rsp { __u8 SetupCount; /* 1 */ __le16 ReturnedDataLen; __u16 ByteCount; +} __attribute__((packed)) TRANSACT_IOCTL_RSP; + +#define CIFS_ACL_OWNER 1 +#define CIFS_ACL_GROUP 2 +#define CIFS_ACL_DACL 4 +#define CIFS_ACL_SACL 8 + +typedef struct smb_com_transaction_qsec_req { + struct smb_hdr hdr; /* wct = 19 */ + __u8 MaxSetupCount; + __u16 Reserved; + __le32 TotalParameterCount; + __le32 TotalDataCount; + __le32 MaxParameterCount; + __le32 MaxDataCount; + __le32 ParameterCount; + __le32 ParameterOffset; + __le32 DataCount; + __le32 DataOffset; + __u8 SetupCount; /* no setup words follow subcommand */ + /* SNIA spec incorrectly included spurious pad here */ + __le16 SubCommand; /* 6 = QUERY_SECURITY_DESC */ + __le16 ByteCount; /* bcc = 3 + 8 */ __u8 Pad[3]; -} TRANSACT_IOCTL_RSP; + __u16 Fid; + __u16 Reserved2; + __le32 AclFlags; +} __attribute__((packed)) QUERY_SEC_DESC_REQ; typedef struct smb_com_transaction_change_notify_req { struct smb_hdr hdr; /* wct = 23 */ @@ -959,10 +1140,12 @@ typedef struct smb_com_transaction_change_notify_req { __u8 WatchTree; /* 1 = Monitor subdirectories */ __u8 Reserved2; __le16 ByteCount; -/* __u8 Pad[3];*/ +/* __u8 Pad[3];*/ /* __u8 Data[1];*/ -} TRANSACT_CHANGE_NOTIFY_REQ; +} __attribute__((packed)) TRANSACT_CHANGE_NOTIFY_REQ; +/* BB eventually change to use generic ntransact rsp struct + and validation routine */ typedef struct smb_com_transaction_change_notify_rsp { struct smb_hdr hdr; /* wct = 18 */ __u8 Reserved[3]; @@ -977,7 +1160,7 @@ typedef struct smb_com_transaction_change_notify_rsp { __u8 SetupCount; /* 0 */ __u16 ByteCount; /* __u8 Pad[3]; */ -} TRANSACT_CHANGE_NOTIFY_RSP; +} __attribute__((packed)) TRANSACT_CHANGE_NOTIFY_RSP; /* Completion Filter flags for Notify */ #define FILE_NOTIFY_CHANGE_FILE_NAME 0x00000001 #define FILE_NOTIFY_CHANGE_DIR_NAME 0x00000002 @@ -1008,7 +1191,7 @@ struct file_notify_information { __le32 Action; __le32 FileNameLength; __u8 FileName[0]; -}; +} __attribute__((packed)); struct reparse_data { __u32 ReparseTag; @@ -1019,7 +1202,7 @@ struct reparse_data { __u16 TargetNameOffset; __u16 TargetNameLen; char LinkNamesBuf[1]; -}; +} __attribute__((packed)); struct cifs_quota_data { __u32 rsrvd1; /* 0 */ @@ -1029,7 +1212,7 @@ struct cifs_quota_data { __u64 soft_limit; __u64 hard_limit; char sid[1]; /* variable size? */ -}; +} __attribute__((packed)); /* quota sub commands */ #define QUOTA_LIST_CONTINUE 0 @@ -1055,12 +1238,12 @@ struct trans2_req { __u8 Reserved3; __le16 SubCommand; /* 1st setup word - SetupCount words follow */ __le16 ByteCount; -}; +} __attribute__((packed)); struct smb_t2_req { struct smb_hdr hdr; struct trans2_req t2_req; -}; +} __attribute__((packed)); struct trans2_resp { /* struct smb_hdr hdr precedes. Note wct = 10 + setup count */ @@ -1079,12 +1262,12 @@ struct trans2_resp { __u16 ByteCount; __u16 Reserved2;*/ /* data area follows */ -}; +} __attribute__((packed)); struct smb_t2_rsp { struct smb_hdr hdr; struct trans2_resp t2_rsp; -}; +} __attribute__((packed)); /* PathInfo/FileInfo infolevels */ #define SMB_INFO_STANDARD 1 @@ -1171,14 +1354,14 @@ typedef struct smb_com_transaction2_qpi_req { __le16 InformationLevel; __u32 Reserved4; char FileName[1]; -} TRANSACTION2_QPI_REQ; +} __attribute__((packed)) TRANSACTION2_QPI_REQ; typedef struct smb_com_transaction2_qpi_rsp { struct smb_hdr hdr; /* wct = 10 + SetupCount */ struct trans2_resp t2; __u16 ByteCount; __u16 Reserved2; /* parameter word reserved - present for infolevels > 100 */ -} TRANSACTION2_QPI_RSP; +} __attribute__((packed)) TRANSACTION2_QPI_RSP; typedef struct smb_com_transaction2_spi_req { struct smb_hdr hdr; /* wct = 15 */ @@ -1204,21 +1387,21 @@ typedef struct smb_com_transaction2_spi_req { __le16 InformationLevel; __u32 Reserved4; char FileName[1]; -} TRANSACTION2_SPI_REQ; +} __attribute__((packed)) TRANSACTION2_SPI_REQ; typedef struct smb_com_transaction2_spi_rsp { struct smb_hdr hdr; /* wct = 10 + SetupCount */ struct trans2_resp t2; __u16 ByteCount; __u16 Reserved2; /* parameter word reserved - present for infolevels > 100 */ -} TRANSACTION2_SPI_RSP; +} __attribute__((packed)) TRANSACTION2_SPI_RSP; struct set_file_rename { __le32 overwrite; /* 1 = overwrite dest */ __u32 root_fid; /* zero */ __le32 target_name_len; char target_name[0]; /* Must be unicode */ -}; +} __attribute__((packed)); struct smb_com_transaction2_sfi_req { struct smb_hdr hdr; /* wct = 15 */ @@ -1244,7 +1427,7 @@ struct smb_com_transaction2_sfi_req { __u16 Fid; __le16 InformationLevel; __u16 Reserved4; -}; +} __attribute__((packed)); struct smb_com_transaction2_sfi_rsp { struct smb_hdr hdr; /* wct = 10 + SetupCount */ @@ -1252,7 +1435,7 @@ struct smb_com_transaction2_sfi_rsp { __u16 ByteCount; __u16 Reserved2; /* parameter word reserved - present for infolevels > 100 */ -}; +} __attribute__((packed)); struct smb_t2_qfi_req { struct smb_hdr hdr; @@ -1260,7 +1443,7 @@ struct smb_t2_qfi_req { __u8 Pad; __u16 Fid; __le16 InformationLevel; -}; +} __attribute__((packed)); struct smb_t2_qfi_rsp { struct smb_hdr hdr; /* wct = 10 + SetupCount */ @@ -1268,7 +1451,7 @@ struct smb_t2_qfi_rsp { __u16 ByteCount; __u16 Reserved2; /* parameter word reserved - present for infolevels > 100 */ -}; +} __attribute__((packed)); /* * Flags on T2 FINDFIRST and FINDNEXT @@ -1310,13 +1493,13 @@ typedef struct smb_com_transaction2_ffirst_req { __le16 InformationLevel; __le32 SearchStorageType; char FileName[1]; -} TRANSACTION2_FFIRST_REQ; +} __attribute__((packed)) TRANSACTION2_FFIRST_REQ; typedef struct smb_com_transaction2_ffirst_rsp { struct smb_hdr hdr; /* wct = 10 */ struct trans2_resp t2; __u16 ByteCount; -} TRANSACTION2_FFIRST_RSP; +} __attribute__((packed)) TRANSACTION2_FFIRST_RSP; typedef struct smb_com_transaction2_ffirst_rsp_parms { __u16 SearchHandle; @@ -1324,7 +1507,7 @@ typedef struct smb_com_transaction2_ffirst_rsp_parms { __le16 EndofSearch; __le16 EAErrorOffset; __le16 LastNameOffset; -} T2_FFIRST_RSP_PARMS; +} __attribute__((packed)) T2_FFIRST_RSP_PARMS; typedef struct smb_com_transaction2_fnext_req { struct smb_hdr hdr; /* wct = 15 */ @@ -1352,20 +1535,20 @@ typedef struct smb_com_transaction2_fnext_req { __u32 ResumeKey; __le16 SearchFlags; char ResumeFileName[1]; -} TRANSACTION2_FNEXT_REQ; +} __attribute__((packed)) TRANSACTION2_FNEXT_REQ; typedef struct smb_com_transaction2_fnext_rsp { struct smb_hdr hdr; /* wct = 10 */ struct trans2_resp t2; __u16 ByteCount; -} TRANSACTION2_FNEXT_RSP; +} __attribute__((packed)) TRANSACTION2_FNEXT_RSP; typedef struct smb_com_transaction2_fnext_rsp_parms { __le16 SearchCount; __le16 EndofSearch; __le16 EAErrorOffset; __le16 LastNameOffset; -} T2_FNEXT_RSP_PARMS; +} __attribute__((packed)) T2_FNEXT_RSP_PARMS; /* QFSInfo Levels */ #define SMB_INFO_ALLOCATION 1 @@ -1402,14 +1585,51 @@ typedef struct smb_com_transaction2_qfsi_req { __le16 ByteCount; __u8 Pad; __le16 InformationLevel; -} TRANSACTION2_QFSI_REQ; +} __attribute__((packed)) TRANSACTION2_QFSI_REQ; typedef struct smb_com_transaction_qfsi_rsp { struct smb_hdr hdr; /* wct = 10 + SetupCount */ struct trans2_resp t2; __u16 ByteCount; __u8 Pad; /* may be three bytes *//* followed by data area */ -} TRANSACTION2_QFSI_RSP; +} __attribute__((packed)) TRANSACTION2_QFSI_RSP; + + +/* SETFSInfo Levels */ +#define SMB_SET_CIFS_UNIX_INFO 0x200 +typedef struct smb_com_transaction2_setfsi_req { + struct smb_hdr hdr; /* wct = 15 */ + __le16 TotalParameterCount; + __le16 TotalDataCount; + __le16 MaxParameterCount; + __le16 MaxDataCount; + __u8 MaxSetupCount; + __u8 Reserved; + __le16 Flags; + __le32 Timeout; + __u16 Reserved2; + __le16 ParameterCount; /* 4 */ + __le16 ParameterOffset; + __le16 DataCount; /* 12 */ + __le16 DataOffset; + __u8 SetupCount; /* one */ + __u8 Reserved3; + __le16 SubCommand; /* TRANS2_SET_FS_INFORMATION */ + __le16 ByteCount; + __u8 Pad; + __u16 FileNum; /* Parameters start. */ + __le16 InformationLevel;/* Parameters end. */ + __le16 ClientUnixMajor; /* Data start. */ + __le16 ClientUnixMinor; + __le64 ClientUnixCap; /* Data end */ +} __attribute__((packed)) TRANSACTION2_SETFSI_REQ; + +typedef struct smb_com_transaction2_setfsi_rsp { + struct smb_hdr hdr; /* wct = 10 */ + struct trans2_resp t2; + __u16 ByteCount; +} __attribute__((packed)) TRANSACTION2_SETFSI_RSP; + typedef struct smb_com_transaction2_get_dfs_refer_req { struct smb_hdr hdr; /* wct = 15 */ @@ -1433,7 +1653,7 @@ typedef struct smb_com_transaction2_get_dfs_refer_req { __u8 Pad[3]; /* Win2K has sent 0x0F01 (max resp length perhaps?) followed by one byte pad - doesn't seem to matter though */ __le16 MaxReferralLevel; char RequestFileName[1]; -} TRANSACTION2_GET_DFS_REFER_REQ; +} __attribute__((packed)) TRANSACTION2_GET_DFS_REFER_REQ; typedef struct dfs_referral_level_3 { __le16 VersionNumber; @@ -1445,7 +1665,7 @@ typedef struct dfs_referral_level_3 { __le16 DfsPathOffset; __le16 DfsAlternatePathOffset; __le16 NetworkAddressOffset; -} REFERRAL3; +} __attribute__((packed)) REFERRAL3; typedef struct smb_com_transaction_get_dfs_refer_rsp { struct smb_hdr hdr; /* wct = 10 */ @@ -1458,7 +1678,7 @@ typedef struct smb_com_transaction_get_dfs_refer_rsp { __u16 Pad2; REFERRAL3 referrals[1]; /* array of level 3 dfs_referral structures */ /* followed by the strings pointed to by the referral structures */ -} TRANSACTION2_GET_DFS_REFER_RSP; +} __attribute__((packed)) TRANSACTION2_GET_DFS_REFER_RSP; /* DFS Flags */ #define DFSREF_REFERRAL_SERVER 0x0001 @@ -1512,7 +1732,7 @@ struct serverInfo { unsigned char versionMinor; unsigned long type; unsigned int commentOffset; -}; +} __attribute__((packed)); /* * The following structure is the format of the data returned on a NetShareEnum @@ -1524,39 +1744,61 @@ struct shareInfo { char pad; unsigned short type; unsigned int commentOffset; -}; +} __attribute__((packed)); struct aliasInfo { char aliasName[9]; char pad; unsigned int commentOffset; unsigned char type[2]; -}; +} __attribute__((packed)); struct aliasInfo92 { int aliasNameOffset; int serverNameOffset; int shareNameOffset; -}; +} __attribute__((packed)); typedef struct { __le64 TotalAllocationUnits; __le64 FreeAllocationUnits; __le32 SectorsPerAllocationUnit; __le32 BytesPerSector; -} FILE_SYSTEM_INFO; /* size info, level 0x103 */ +} __attribute__((packed)) FILE_SYSTEM_INFO; /* size info, level 0x103 */ + +typedef struct { + __le32 fsid; + __le32 SectorsPerAllocationUnit; + __le32 TotalAllocationUnits; + __le32 FreeAllocationUnits; + __le16 BytesPerSector; +} __attribute__((packed)) FILE_SYSTEM_ALLOC_INFO; typedef struct { __le16 MajorVersionNumber; __le16 MinorVersionNumber; __le64 Capability; -} FILE_SYSTEM_UNIX_INFO; /* Unix extensions info, level 0x200 */ +} __attribute__((packed)) FILE_SYSTEM_UNIX_INFO; /* Unix extensions info, level 0x200 */ + +/* Version numbers for CIFS UNIX major and minor. */ +#define CIFS_UNIX_MAJOR_VERSION 1 +#define CIFS_UNIX_MINOR_VERSION 0 + /* Linux/Unix extensions capability flags */ #define CIFS_UNIX_FCNTL_CAP 0x00000001 /* support for fcntl locks */ #define CIFS_UNIX_POSIX_ACL_CAP 0x00000002 /* support getfacl/setfacl */ #define CIFS_UNIX_XATTR_CAP 0x00000004 /* support new namespace */ #define CIFS_UNIX_EXTATTR_CAP 0x00000008 /* support chattr/chflag */ +#define CIFS_UNIX_POSIX_PATHNAMES_CAP 0x00000010 /* Allow POSIX path chars */ +#ifdef CONFIG_CIFS_POSIX +#define CIFS_UNIX_CAP_MASK 0x0000001b +#else +#define CIFS_UNIX_CAP_MASK 0x00000013 +#endif /* CONFIG_CIFS_POSIX */ + + #define CIFS_POSIX_EXTENSIONS 0x00000010 /* support for new QFSInfo */ + typedef struct { /* For undefined recommended transfer size return -1 in that field */ __le32 OptimalTransferSize; /* bsize on some os, iosize on other os */ @@ -1577,7 +1819,7 @@ typedef struct { __le64 FileSysIdentifier; /* fsid */ /* NB Namelen comes from FILE_SYSTEM_ATTRIBUTE_INFO call */ /* NB flags can come from FILE_SYSTEM_DEVICE_INFO call */ -} FILE_SYSTEM_POSIX_INFO; +} __attribute__((packed)) FILE_SYSTEM_POSIX_INFO; /* DeviceType Flags */ #define FILE_DEVICE_CD_ROM 0x00000002 @@ -1602,14 +1844,14 @@ typedef struct { typedef struct { __le32 DeviceType; __le32 DeviceCharacteristics; -} FILE_SYSTEM_DEVICE_INFO; /* device info, level 0x104 */ +} __attribute__((packed)) FILE_SYSTEM_DEVICE_INFO; /* device info, level 0x104 */ typedef struct { __le32 Attributes; __le32 MaxPathNameComponentLength; __le32 FileSystemNameLen; char FileSystemName[52]; /* do not really need to save this - so potentially get only subset of name */ -} FILE_SYSTEM_ATTRIBUTE_INFO; +} __attribute__((packed)) FILE_SYSTEM_ATTRIBUTE_INFO; /******************************************************************************/ /* QueryFileInfo/QueryPathinfo (also for SetPath/SetFile) data buffer formats */ @@ -1636,7 +1878,7 @@ typedef struct { /* data block encoding of response to level 263 QPathInfo */ __le32 AlignmentRequirement; __le32 FileNameLength; char FileName[1]; -} FILE_ALL_INFO; /* level 0x107 QPathInfo */ +} __attribute__((packed)) FILE_ALL_INFO; /* level 0x107 QPathInfo */ /* defines for enumerating possible values of the Unix type field below */ #define UNIX_FILE 0 @@ -1660,11 +1902,11 @@ typedef struct { __u64 UniqueId; __le64 Permissions; __le64 Nlinks; -} FILE_UNIX_BASIC_INFO; /* level 0x200 QPathInfo */ +} __attribute__((packed)) FILE_UNIX_BASIC_INFO; /* level 0x200 QPathInfo */ typedef struct { char LinkDest[1]; -} FILE_UNIX_LINK_INFO; /* level 0x201 QPathInfo */ +} __attribute__((packed)) FILE_UNIX_LINK_INFO; /* level 0x201 QPathInfo */ /* The following three structures are needed only for setting time to NT4 and some older servers via @@ -1673,13 +1915,13 @@ typedef struct { __u16 Day:5; __u16 Month:4; __u16 Year:7; -} SMB_DATE; +} __attribute__((packed)) SMB_DATE; typedef struct { __u16 TwoSeconds:5; __u16 Minutes:6; __u16 Hours:5; -} SMB_TIME; +} __attribute__((packed)) SMB_TIME; typedef struct { __le16 CreationDate; /* SMB Date see above */ @@ -1692,7 +1934,7 @@ typedef struct { __le32 AllocationSize; __le16 Attributes; /* verify not u32 */ __le32 EASize; -} FILE_INFO_STANDARD; /* level 1 SetPath/FileInfo */ +} __attribute__((packed)) FILE_INFO_STANDARD; /* level 1 SetPath/FileInfo */ typedef struct { __le64 CreationTime; @@ -1701,19 +1943,19 @@ typedef struct { __le64 ChangeTime; __le32 Attributes; __u32 Pad; -} FILE_BASIC_INFO; /* size info, level 0x101 */ +} __attribute__((packed)) FILE_BASIC_INFO; /* size info, level 0x101 */ struct file_allocation_info { __le64 AllocationSize; /* Note old Samba srvr rounds this up too much */ -}; /* size used on disk, level 0x103 for set, 0x105 for query */ +} __attribute__((packed)); /* size used on disk, level 0x103 for set, 0x105 for query */ struct file_end_of_file_info { __le64 FileSize; /* offset to end of file */ -}; /* size info, level 0x104 for set, 0x106 for query */ +} __attribute__((packed)); /* size info, level 0x104 for set, 0x106 for query */ struct file_alt_name_info { __u8 alt_name[1]; -}; /* level 0x0108 */ +} __attribute__((packed)); /* level 0x0108 */ struct file_stream_info { __le32 number_of_streams; /* BB check sizes and verify location */ @@ -1730,7 +1972,7 @@ struct file_compression_info { __u8 ch_shift; __u8 cl_shift; __u8 pad[3]; -}; /* level 0x10b */ +} __attribute__((packed)); /* level 0x10b */ /* POSIX ACL set/query path info structures */ #define CIFS_ACL_VERSION 1 @@ -1738,7 +1980,7 @@ struct cifs_posix_ace { /* access control entry (ACE) */ __u8 cifs_e_tag; __u8 cifs_e_perm; __le64 cifs_uid; /* or gid */ -}; +} __attribute__((packed)); struct cifs_posix_acl { /* access conrol list (ACL) */ __le16 version; @@ -1747,7 +1989,7 @@ struct cifs_posix_acl { /* access conrol list (ACL) */ struct cifs_posix_ace ace_array[0]; /* followed by struct cifs_posix_ace default_ace_arraay[] */ -}; /* level 0x204 */ +} __attribute__((packed)); /* level 0x204 */ /* types of access control entries already defined in posix_acl.h */ /* #define CIFS_POSIX_ACL_USER_OBJ 0x01 @@ -1766,15 +2008,15 @@ struct cifs_posix_acl { /* access conrol list (ACL) */ struct file_internal_info { __u64 UniqueId; /* inode number */ -}; /* level 0x3ee */ +} __attribute__((packed)); /* level 0x3ee */ struct file_mode_info { __le32 Mode; -}; /* level 0x3f8 */ +} __attribute__((packed)); /* level 0x3f8 */ struct file_attrib_tag { __le32 Attribute; __le32 ReparseTag; -}; /* level 0x40b */ +} __attribute__((packed)); /* level 0x40b */ /********************************************************/ @@ -1798,7 +2040,7 @@ typedef struct { __le64 Permissions; __le64 Nlinks; char FileName[1]; -} FILE_UNIX_INFO; /* level 0x202 */ +} __attribute__((packed)) FILE_UNIX_INFO; /* level 0x202 */ typedef struct { __le32 NextEntryOffset; @@ -1812,7 +2054,7 @@ typedef struct { __le32 ExtFileAttributes; __le32 FileNameLength; char FileName[1]; -} FILE_DIRECTORY_INFO; /* level 0x101 FF response data area */ +} __attribute__((packed)) FILE_DIRECTORY_INFO; /* level 0x101 FF response data area */ typedef struct { __le32 NextEntryOffset; @@ -1827,7 +2069,7 @@ typedef struct { __le32 FileNameLength; __le32 EaSize; /* length of the xattrs */ char FileName[1]; -} FILE_FULL_DIRECTORY_INFO; /* level 0x102 FF response data area */ +} __attribute__((packed)) FILE_FULL_DIRECTORY_INFO; /* level 0x102 FF response data area */ typedef struct { __le32 NextEntryOffset; @@ -1844,7 +2086,7 @@ typedef struct { __le32 Reserved; __u64 UniqueId; /* inode num - le since Samba puts ino in low 32 bit*/ char FileName[1]; -} SEARCH_ID_FULL_DIR_INFO; /* level 0x105 FF response data area */ +} __attribute__((packed)) SEARCH_ID_FULL_DIR_INFO; /* level 0x105 FF response data area */ typedef struct { __le32 NextEntryOffset; @@ -1862,18 +2104,24 @@ typedef struct { __u8 Reserved; __u8 ShortName[12]; char FileName[1]; -} FILE_BOTH_DIRECTORY_INFO; /* level 0x104 FF response data area */ +} __attribute__((packed)) FILE_BOTH_DIRECTORY_INFO; /* level 0x104 FF response data area */ +struct win_dev { + unsigned char type[8]; /* IntxCHR or IntxBLK */ + __le64 major; + __le64 minor; +} __attribute__((packed)); + struct gea { unsigned char name_len; char name[1]; -}; +} __attribute__((packed)); struct gealist { unsigned long list_len; struct gea list[1]; -}; +} __attribute__((packed)); struct fea { unsigned char EA_flags; @@ -1881,21 +2129,21 @@ struct fea { __le16 value_len; char name[1]; /* optionally followed by value */ -}; +} __attribute__((packed)); /* flags for _FEA.fEA */ #define FEA_NEEDEA 0x80 /* need EA bit */ struct fealist { __le32 list_len; struct fea list[1]; -}; +} __attribute__((packed)); /* used to hold an arbitrary blob of data */ struct data_blob { __u8 *data; size_t length; void (*free) (struct data_blob * data_blob); -}; +} __attribute__((packed)); #ifdef CONFIG_CIFS_POSIX @@ -1907,18 +2155,17 @@ struct data_blob { perhaps add a CreateDevice - to create Pipes and other special .inodes Also note POSIX open flags 2) Close - to return the last write time to do cache across close more safely - 3) PosixQFSInfo - to return statfs info - 4) FindFirst return unique inode number - what about resume key, two forms short (matches readdir) and full (enough info to cache inodes) - 5) Mkdir - set mode + 3) FindFirst return unique inode number - what about resume key, two + forms short (matches readdir) and full (enough info to cache inodes) + 4) Mkdir - set mode And under consideration: - 6) FindClose2 (return nanosecond timestamp ??) - 7) Use nanosecond timestamps throughout all time fields if + 5) FindClose2 (return nanosecond timestamp ??) + 6) Use nanosecond timestamps throughout all time fields if corresponding attribute flag is set - 8) sendfile - handle based copy - 9) Direct i/o - 10) "POSIX ACL" support - 11) Misc fcntls? + 7) sendfile - handle based copy + 8) Direct i/o + 9) Misc fcntls? what about fixing 64 bit alignment @@ -1974,7 +2221,7 @@ struct data_blob { */ -/* xsymlink is a symlink format that can be used +/* xsymlink is a symlink format (used by MacOS) that can be used to save symlink info in a regular file when mounted to operating systems that do not support the cifs Unix extensions or EAs (for xattr @@ -1999,7 +2246,7 @@ struct xsymlink { char cr2; /* \n */ /* if room left, then end with \n then 0x20s by convention but not required */ char path[1024]; -}; +} __attribute__((packed)); typedef struct file_xattr_info { /* BB do we need another field for flags? BB */ @@ -2007,7 +2254,7 @@ typedef struct file_xattr_info { __u32 xattr_value_len; char xattr_name[0]; /* followed by xattr_value[xattr_value_len], no pad */ -} FILE_XATTR_INFO; /* extended attribute, info level 0x205 */ +} __attribute__((packed)) FILE_XATTR_INFO; /* extended attribute, info level 0x205 */ /* flags for chattr command */ @@ -2033,10 +2280,8 @@ typedef struct file_xattr_info { typedef struct file_chattr_info { __le64 mask; /* list of all possible attribute bits */ __le64 mode; /* list of actual attribute bits on this inode */ -} FILE_CHATTR_INFO; /* ext attributes (chattr, chflags) level 0x206 */ +} __attribute__((packed)) FILE_CHATTR_INFO; /* ext attributes (chattr, chflags) level 0x206 */ #endif -#pragma pack() /* resume default structure packing */ - #endif /* _CIFSPDU_H */