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-rw-r--r--fs/cifs/README9
-rw-r--r--fs/cifs/cifspdu.h110
2 files changed, 105 insertions, 14 deletions
diff --git a/fs/cifs/README b/fs/cifs/README
index 50306229b0f..621aa1a8597 100644
--- a/fs/cifs/README
+++ b/fs/cifs/README
@@ -3,7 +3,14 @@ features such as hierarchical dfs like namespace, hardlinks, locking and more.
It was designed to comply with the SNIA CIFS Technical Reference (which
supersedes the 1992 X/Open SMB Standard) as well as to perform best practice
practical interoperability with Windows 2000, Windows XP, Samba and equivalent
-servers.
+servers. This code was developed in participation with the Protocol Freedom
+Information Foundation.
+
+Please see
+ http://protocolfreedom.org/ and
+ http://samba.org/samba/PFIF/
+for more details.
+
For questions or bug reports please contact:
sfrench@samba.org (sfrench@us.ibm.com)
diff --git a/fs/cifs/cifspdu.h b/fs/cifs/cifspdu.h
index 47f79504f57..64bd3ed6803 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., 2002,2007
+ * Copyright (c) International Business Machines Corp., 2002,2008
* Author(s): Steve French (sfrench@us.ibm.com)
*
* This library is free software; you can redistribute it and/or modify
@@ -163,7 +163,10 @@
path names in response */
#define SMBFLG2_KNOWS_EAS cpu_to_le16(2)
#define SMBFLG2_SECURITY_SIGNATURE cpu_to_le16(4)
+#define SMBFLG2_COMPRESSED (8)
+#define SMBFLG2_SECURITY_SIGNATURE_REQUIRED (0x10)
#define SMBFLG2_IS_LONG_NAME cpu_to_le16(0x40)
+#define SMBFLG2_REPARSE_PATH (0x400)
#define SMBFLG2_EXT_SEC cpu_to_le16(0x800)
#define SMBFLG2_DFS cpu_to_le16(0x1000)
#define SMBFLG2_PAGING_IO cpu_to_le16(0x2000)
@@ -305,7 +308,7 @@
#define FILE_SHARE_DELETE 0x00000004
#define FILE_SHARE_ALL 0x00000007
-/* CreateDisposition flags */
+/* CreateDisposition flags, similar to CreateAction as well */
#define FILE_SUPERSEDE 0x00000000
#define FILE_OPEN 0x00000001
#define FILE_CREATE 0x00000002
@@ -317,15 +320,25 @@
#define CREATE_NOT_FILE 0x00000001 /* if set must not be file */
#define CREATE_WRITE_THROUGH 0x00000002
#define CREATE_SEQUENTIAL 0x00000004
-#define CREATE_SYNC_ALERT 0x00000010
-#define CREATE_ASYNC_ALERT 0x00000020
+#define CREATE_NO_BUFFER 0x00000008 /* should not buffer on srv */
+#define CREATE_SYNC_ALERT 0x00000010 /* MBZ */
+#define CREATE_ASYNC_ALERT 0x00000020 /* MBZ */
#define CREATE_NOT_DIR 0x00000040 /* if set must not be directory */
+#define CREATE_TREE_CONNECTION 0x00000080 /* should be zero */
+#define CREATE_COMPLETE_IF_OPLK 0x00000100 /* should be zero */
#define CREATE_NO_EA_KNOWLEDGE 0x00000200
-#define CREATE_EIGHT_DOT_THREE 0x00000400
+#define CREATE_EIGHT_DOT_THREE 0x00000400 /* doc says this is obsolete
+ open for recovery flag - should
+ be zero */
#define CREATE_RANDOM_ACCESS 0x00000800
#define CREATE_DELETE_ON_CLOSE 0x00001000
#define CREATE_OPEN_BY_ID 0x00002000
+#define CREATE_OPEN_BACKUP_INTN 0x00004000
+#define CREATE_NO_COMPRESSION 0x00008000
+#define CREATE_RESERVE_OPFILTER 0x00100000 /* should be zero */
#define OPEN_REPARSE_POINT 0x00200000
+#define OPEN_NO_RECALL 0x00400000
+#define OPEN_FREE_SPACE_QUERY 0x00800000 /* should be zero */
#define CREATE_OPTIONS_MASK 0x007FFFFF
#define CREATE_OPTION_SPECIAL 0x20000000 /* system. NB not sent over wire */
@@ -470,7 +483,7 @@ typedef struct lanman_neg_rsp {
typedef struct negotiate_rsp {
struct smb_hdr hdr; /* wct = 17 */
- __le16 DialectIndex;
+ __le16 DialectIndex; /* 0xFFFF = no dialect acceptable */
__u8 SecurityMode;
__le16 MaxMpxCount;
__le16 MaxNumberVcs;
@@ -516,10 +529,11 @@ typedef struct negotiate_rsp {
#define CAP_INFOLEVEL_PASSTHRU 0x00002000
#define CAP_LARGE_READ_X 0x00004000
#define CAP_LARGE_WRITE_X 0x00008000
+#define CAP_LWIO 0x00010000 /* support fctl_srv_req_resume_key */
#define CAP_UNIX 0x00800000
-#define CAP_RESERVED 0x02000000
-#define CAP_BULK_TRANSFER 0x20000000
-#define CAP_COMPRESSED_DATA 0x40000000
+#define CAP_COMPRESSED_DATA 0x02000000
+#define CAP_DYNAMIC_REAUTH 0x20000000
+#define CAP_PERSISTENT_HANDLES 0x40000000
#define CAP_EXTENDED_SECURITY 0x80000000
typedef union smb_com_session_setup_andx {
@@ -668,9 +682,7 @@ typedef struct smb_com_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 */
+ struct smb_hdr hdr; /* wct = 3 , not extended response */
__u8 AndXCommand;
__u8 AndXReserved;
__le16 AndXOffset;
@@ -680,13 +692,48 @@ typedef struct smb_com_tconx_rsp {
/* STRING NativeFileSystem */
} __attribute__((packed)) TCONX_RSP;
+typedef struct smb_com_tconx_rsp_ext {
+ struct smb_hdr hdr; /* wct = 7, extended response */
+ __u8 AndXCommand;
+ __u8 AndXReserved;
+ __le16 AndXOffset;
+ __le16 OptionalSupport; /* see below */
+ __le32 MaximalShareAccessRights;
+ __le32 GuestMaximalShareAccessRights;
+ __u16 ByteCount;
+ unsigned char Service[1]; /* always ASCII, not Unicode */
+ /* STRING NativeFileSystem */
+} __attribute__((packed)) TCONX_RSP_EXT;
+
+
/* tree connect Flags */
#define DISCONNECT_TID 0x0001
+#define TCON_EXTENDED_SIGNATURES 0x0004
#define TCON_EXTENDED_SECINFO 0x0008
+
/* OptionalSupport bits */
#define SMB_SUPPORT_SEARCH_BITS 0x0001 /* "must have" directory search bits
(exclusive searches supported) */
#define SMB_SHARE_IS_IN_DFS 0x0002
+#define SMB_CSC_MASK 0x000C
+/* CSC flags defined as follows */
+#define SMB_CSC_CACHE_MANUAL_REINT 0x0000
+#define SMB_CSC_CACHE_AUTO_REINT 0x0004
+#define SMB_CSC_CACHE_VDO 0x0008
+#define SMB_CSC_NO_CACHING 0x000C
+
+#define SMB_UNIQUE_FILE_NAME 0x0010
+#define SMB_EXTENDED_SIGNATURES 0x0020
+
+/* services
+ *
+ * A: ie disk
+ * LPT1: ie printer
+ * IPC ie named pipe
+ * COMM
+ * ????? ie any type
+ *
+ */
typedef struct smb_com_logoff_andx_req {
struct smb_hdr hdr; /* wct = 2 */
@@ -750,6 +797,17 @@ typedef struct smb_com_findclose_req {
#define COMM_DEV_TYPE 0x0004
#define UNKNOWN_TYPE 0xFFFF
+/* Device Type or File Status Flags */
+#define NO_EAS 0x0001
+#define NO_SUBSTREAMS 0x0002
+#define NO_REPARSETAG 0x0004
+/* following flags can apply if pipe */
+#define ICOUNT_MASK 0x00FF
+#define PIPE_READ_MODE 0x0100
+#define NAMED_PIPE_TYPE 0x0400
+#define PIPE_END_POINT 0x0800
+#define BLOCKING_NAMED_PIPE 0x8000
+
typedef struct smb_com_open_req { /* also handles create */
struct smb_hdr hdr; /* wct = 24 */
__u8 AndXCommand;
@@ -758,7 +816,7 @@ typedef struct smb_com_open_req { /* also handles create */
__u8 Reserved; /* Must Be Zero */
__le16 NameLength;
__le32 OpenFlags;
- __le32 RootDirectoryFid;
+ __u32 RootDirectoryFid;
__le32 DesiredAccess;
__le64 AllocationSize;
__le32 FileAttributes;
@@ -801,6 +859,32 @@ typedef struct smb_com_open_rsp {
__u16 ByteCount; /* bct = 0 */
} __attribute__((packed)) OPEN_RSP;
+typedef struct smb_com_open_rsp_ext {
+ struct smb_hdr hdr; /* wct = 42 but meaningless due to MS bug? */
+ __u8 AndXCommand;
+ __u8 AndXReserved;
+ __le16 AndXOffset;
+ __u8 OplockLevel;
+ __u16 Fid;
+ __le32 CreateAction;
+ __le64 CreationTime;
+ __le64 LastAccessTime;
+ __le64 LastWriteTime;
+ __le64 ChangeTime;
+ __le32 FileAttributes;
+ __le64 AllocationSize;
+ __le64 EndOfFile;
+ __le16 FileType;
+ __le16 DeviceState;
+ __u8 DirectoryFlag;
+ __u8 VolumeGUID[16];
+ __u64 FileId; /* note no endian conversion - is opaque UniqueID */
+ __le32 MaximalAccessRights;
+ __le32 GuestMaximalAccessRights;
+ __u16 ByteCount; /* bct = 0 */
+} __attribute__((packed)) OPEN_RSP_EXT;
+
+
/* format of legacy open request */
typedef struct smb_com_openx_req {
struct smb_hdr hdr; /* wct = 15 */
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-27 20:33:48 +0000