aboutsummaryrefslogtreecommitdiffstats
path: root/fs/cifs/cifspdu.h
diff options
context:
space:
mode:
Diffstat (limited to 'fs/cifs/cifspdu.h')
-rw-r--r--fs/cifs/cifspdu.h499
1 files changed, 328 insertions, 171 deletions
diff --git a/fs/cifs/cifspdu.h b/fs/cifs/cifspdu.h
index aede6a813167..48a05b9df7eb 100644
--- a/fs/cifs/cifspdu.h
+++ b/fs/cifs/cifspdu.h
@@ -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 +80,7 @@
#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_HDR_SIZE 256 /* is future chained NTCreateXReadX bigger? */
/* internal cifs vfs structures */
/*****************************************************************
@@ -129,10 +133,11 @@
/*
* 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 +146,8 @@
/*
* 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 +166,32 @@
* 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 +199,7 @@
/* 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 +244,8 @@
#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 +274,18 @@
/* 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 +312,10 @@
#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 +323,9 @@ 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 +333,16 @@ 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 +394,7 @@ 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 +412,16 @@ 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 +467,8 @@ 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 +479,19 @@ 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 +505,7 @@ 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 +524,7 @@ 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) request format */
struct { /* default (NTLM) response format */
struct smb_hdr hdr; /* wct = 3 */
@@ -519,8 +536,8 @@ 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 format */
+} __attribute__((packed)) SESSION_SETUP_ANDX;
#define CIFS_NETWORK_OPSYS "CIFS VFS Client for Linux"
@@ -530,7 +547,8 @@ 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 +566,7 @@ 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 +577,14 @@ 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 +593,7 @@ 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 +601,39 @@ 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 */
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 +657,7 @@ 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 +687,63 @@ 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 +762,7 @@ 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 +774,22 @@ 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 +804,7 @@ 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 +821,7 @@ 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 +830,7 @@ 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
@@ -760,7 +851,7 @@ typedef struct smb_com_lock_req {
__le16 NumberOfLocks;
__le16 ByteCount;
LOCKING_ANDX_RANGE Locks[1];
-} LOCK_REQ;
+} __attribute__((packed)) LOCK_REQ;
typedef struct cifs_posix_lock {
@@ -770,7 +861,7 @@ 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 +869,7 @@ 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 +879,7 @@ 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 +899,7 @@ 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 +907,7 @@ 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 +923,12 @@ 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 +936,52 @@ 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 */
@@ -885,12 +992,12 @@ 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 */
@@ -920,7 +1027,7 @@ typedef struct smb_com_transaction_ioctl_req {
__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 */
@@ -937,7 +1044,7 @@ typedef struct smb_com_transaction_ioctl_rsp {
__le16 ReturnedDataLen;
__u16 ByteCount;
__u8 Pad[3];
-} TRANSACT_IOCTL_RSP;
+} __attribute__((packed)) TRANSACT_IOCTL_RSP;
typedef struct smb_com_transaction_change_notify_req {
struct smb_hdr hdr; /* wct = 23 */
@@ -961,7 +1068,7 @@ typedef struct smb_com_transaction_change_notify_req {
__le16 ByteCount;
/* __u8 Pad[3];*/
/* __u8 Data[1];*/
-} TRANSACT_CHANGE_NOTIFY_REQ;
+} __attribute__((packed)) TRANSACT_CHANGE_NOTIFY_REQ;
typedef struct smb_com_transaction_change_notify_rsp {
struct smb_hdr hdr; /* wct = 18 */
@@ -977,7 +1084,7 @@ 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 +1115,7 @@ struct file_notify_information {
__le32 Action;
__le32 FileNameLength;
__u8 FileName[0];
-};
+} __attribute__((packed));
struct reparse_data {
__u32 ReparseTag;
@@ -1019,7 +1126,7 @@ struct reparse_data {
__u16 TargetNameOffset;
__u16 TargetNameLen;
char LinkNamesBuf[1];
-};
+} __attribute__((packed));
struct cifs_quota_data {
__u32 rsrvd1; /* 0 */
@@ -1029,7 +1136,7 @@ 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 +1162,12 @@ 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 +1186,12 @@ 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 +1278,14 @@ 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 +1311,21 @@ 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 +1351,7 @@ 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 +1359,7 @@ 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 +1367,7 @@ 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 +1375,7 @@ 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 +1417,13 @@ 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 +1431,7 @@ 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 +1459,20 @@ 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 +1509,51 @@ 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 +1577,7 @@ 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 +1589,7 @@ 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 +1602,7 @@ 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 +1656,7 @@ 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 +1668,55 @@ 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 /* Use POSIX pathnames on the wire. */
+
#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 +1737,7 @@ 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 +1762,14 @@ 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 +1796,7 @@ 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 +1820,11 @@ 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 +1833,13 @@ 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 +1852,7 @@ 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 +1861,19 @@ 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 +1890,7 @@ 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 +1898,7 @@ 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 +1907,7 @@ 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 +1926,15 @@ 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 +1958,7 @@ 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 +1972,7 @@ 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 +1987,7 @@ 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 +2004,7 @@ 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 +2022,18 @@ 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 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 +2041,21 @@ 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 +2067,17 @@ 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 +2133,7 @@ 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 +2158,7 @@ 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 +2166,7 @@ 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 +2192,8 @@ 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 */
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.