[CIFS] Additional POSIX CIFS Extensions infolevels
authorSteve French <sfrench@us.ibm.com>
Wed, 7 Feb 2007 00:29:46 +0000 (00:29 +0000)
committerSteve French <sfrench@us.ibm.com>
Wed, 7 Feb 2007 00:29:46 +0000 (00:29 +0000)
also includes cleanup of whitespace/80 columns

Signed-off-by: Steve French <sfrench@us.ibm.com>
fs/cifs/cifspdu.h

index 068ef51edbf710c08a4793ec3b78033a5df675d9..2920ea0527f57d4b27d305c088a6ed61a3819074 100644 (file)
@@ -1,7 +1,7 @@
 /*
  *   fs/cifs/cifspdu.h
  *
- *   Copyright (c) International Business Machines  Corp., 2002,2005
+ *   Copyright (c) International Business Machines  Corp., 2002,2007
  *   Author(s): Steve French (sfrench@us.ibm.com)
  *
  *   This library is free software; you can redistribute it and/or modify
@@ -544,7 +544,8 @@ typedef union smb_com_session_setup_andx {
 /*      unsigned char  * NativeOS;      */
 /*     unsigned char  * NativeLanMan;  */
 /*      unsigned char  * PrimaryDomain; */
-       } __attribute__((packed)) resp; /* NTLM response with or without extended sec*/
+       } __attribute__((packed)) resp; /* NTLM response 
+                                          (with or without extended sec) */
 
        struct {                /* request format */
                struct smb_hdr hdr;     /* wct = 10 */
@@ -1352,11 +1353,13 @@ struct smb_t2_rsp {
 #define SMB_QUERY_FILE_UNIX_BASIC       0x200
 #define SMB_QUERY_FILE_UNIX_LINK        0x201
 #define SMB_QUERY_POSIX_ACL             0x204
-#define SMB_QUERY_XATTR                 0x205
+#define SMB_QUERY_XATTR                 0x205  /* e.g. system EA name space */
 #define SMB_QUERY_ATTR_FLAGS            0x206  /* append,immutable etc. */
 #define SMB_QUERY_POSIX_PERMISSION      0x207
 #define SMB_QUERY_POSIX_LOCK            0x208
-/* #define SMB_POSIX_OPEN              0x209 */
+/* #define SMB_POSIX_OPEN               0x209 */
+/* #define SMB_POSIX_UNLINK             0x20a */
+#define SMB_QUERY_FILE__UNIX_INFO2      0x20b
 #define SMB_QUERY_FILE_INTERNAL_INFO    0x3ee
 #define SMB_QUERY_FILE_ACCESS_INFO      0x3f0
 #define SMB_QUERY_FILE_NAME_INFO2       0x3f1 /* 0x30 bytes */
@@ -1377,8 +1380,10 @@ struct smb_t2_rsp {
 #define SMB_SET_ATTR_FLAGS              0x206  /* append, immutable etc. */
 #define SMB_SET_POSIX_LOCK              0x208
 #define SMB_POSIX_OPEN                  0x209
+#define SMB_POSIX_UNLINK                0x20a
+#define SMB_SET_FILE_UNIX_INFO2
 #define SMB_SET_FILE_BASIC_INFO2        0x3ec
-#define SMB_SET_FILE_RENAME_INFORMATION 0x3f2 /* BB check if qpathinfo level too */
+#define SMB_SET_FILE_RENAME_INFORMATION 0x3f2 /* BB check if qpathinfo too */
 #define SMB_FILE_ALL_INFO2              0x3fa
 #define SMB_SET_FILE_ALLOCATION_INFO2   0x3fb
 #define SMB_SET_FILE_END_OF_FILE_INFO2  0x3fc
@@ -1428,7 +1433,7 @@ 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 */
+       __u16 Reserved2; /* parameter word is present for infolevels > 100 */
 } __attribute__((packed)) TRANSACTION2_QPI_RSP;
 
 typedef struct smb_com_transaction2_spi_req {
@@ -1461,7 +1466,7 @@ 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 */
+       __u16 Reserved2; /* parameter word is present for infolevels > 100 */
 } __attribute__((packed)) TRANSACTION2_SPI_RSP;
 
 struct set_file_rename {
@@ -1627,6 +1632,7 @@ typedef struct smb_com_transaction2_fnext_rsp_parms {
 #define SMB_QUERY_FS_ATTRIBUTE_INFO 0x105
 #define SMB_QUERY_CIFS_UNIX_INFO    0x200
 #define SMB_QUERY_POSIX_FS_INFO     0x201
+#define SMB_QUERY_POSIX_WHO_AM_I    0x202
 #define SMB_QUERY_LABEL_INFO        0x3ea
 #define SMB_QUERY_FS_QUOTA_INFO     0x3ee
 #define SMB_QUERY_FS_FULL_SIZE_INFO 0x3ef
@@ -1659,9 +1665,21 @@ 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 */
+       __u8 Pad;       /* may be three bytes? *//* followed by data area */
 } __attribute__((packed)) TRANSACTION2_QFSI_RSP;
 
+typedef struct whoami_rsp_data { /* Query level 0x202 */
+       __u32 flags; /* 0 = Authenticated user 1 = GUEST */
+       __u32 mask; /* which flags bits server understands ie 0x0001 */
+       __u64 unix_user_id;
+       __u64 unix_user_gid;
+       __u32 number_of_supplementary_gids; /* may be zero */
+       __u32 number_of_sids; /* may be zero */
+       __u32 length_of_sid_array; /* in bytes - may be zero */
+       __u32 pad; /* reserved - MBZ */
+       /* __u64 gid_array[0]; */  /* may be empty */
+       /* __u8 * psid_list */  /* may be empty */
+} __attribute__((packed)) WHOAMI_RSP_DATA;
 
 /* SETFSInfo Levels */
 #define SMB_SET_CIFS_UNIX_INFO    0x200
@@ -1858,8 +1876,11 @@ typedef struct {
 #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  */
+#define CIFS_UNIX_POSIX_PATH_OPS_CAP    0x00000020 /* Allow new POSIX path based
+                                                     calls including posix open
+                                                     and posix unlink */ 
 #ifdef CONFIG_CIFS_POSIX
-#define CIFS_UNIX_CAP_MASK              0x0000001b
+#define CIFS_UNIX_CAP_MASK              0x0000003b
 #else 
 #define CIFS_UNIX_CAP_MASK              0x00000013
 #endif /* CONFIG_CIFS_POSIX */
@@ -1946,7 +1967,7 @@ typedef struct { /* data block encoding of response to level 263 QPathInfo */
        __le32 AlignmentRequirement;
        __le32 FileNameLength;
        char FileName[1];
-} __attribute__((packed)) 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
@@ -1970,11 +1991,11 @@ typedef struct {
        __u64 UniqueId;
        __le64 Permissions;
        __le64 Nlinks;
-} __attribute__((packed)) FILE_UNIX_BASIC_INFO;                /* level 0x200 QPathInfo */
+} __attribute__((packed)) FILE_UNIX_BASIC_INFO;        /* level 0x200 QPathInfo */
 
 typedef struct {
        char LinkDest[1];
-} __attribute__((packed)) 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
@@ -2011,7 +2032,7 @@ typedef struct {
        __le64 ChangeTime;
        __le32 Attributes;
        __u32 Pad;
-} __attribute__((packed)) 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 */
@@ -2020,7 +2041,7 @@ struct file_allocation_info {
 
 struct file_end_of_file_info {
        __le64 FileSize;                /* offset to end of file */
-} __attribute__((packed));     /* 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];
@@ -2238,7 +2259,8 @@ struct data_blob {
        1) PosixCreateX - to set and return the mode, inode#, device info and
        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
+       2) Close - to return the last write time to do cache across close 
+               more safely
        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
@@ -2273,7 +2295,8 @@ struct data_blob {
        TRANSACTION2 (18 cases)
                SMB_SET_FILE_END_OF_FILE_INFO2 SMB_SET_PATH_END_OF_FILE_INFO2
                (BB verify that never need to set allocation size)
-               SMB_SET_FILE_BASIC_INFO2 (setting times - BB can it be done via Unix ext?)
+               SMB_SET_FILE_BASIC_INFO2 (setting times - BB can it be done via
+                        Unix ext?)
        
        COPY (note support for copy across directories) - FUTURE, OPTIONAL
        setting/getting OS/2 EAs - FUTURE (BB can this handle
@@ -2293,13 +2316,13 @@ struct data_blob {
        T2 QUERY_PATH_INFO (SMB_QUERY_FILE_UNIX_BASIC) - BB check for missing inode fields
                                        Actually need QUERY_FILE_UNIX_INFO since has inode num
                                        BB what about a) blksize/blkbits/blocks
-                                                                 b) i_version
-                                                                 c) i_rdev
-                                                                 d) notify mask?
-                                                                 e) generation
-                                                                 f) size_seqcount
+                                                         b) i_version
+                                                         c) i_rdev
+                                                         d) notify mask?
+                                                         e) generation
+                                                         f) size_seqcount
        T2 FIND_FIRST/FIND_NEXT FIND_FILE_UNIX
-       TRANS2_GET_DFS_REFERRAL                           - OPTIONAL but recommended
+       TRANS2_GET_DFS_REFERRAL                   - OPTIONAL but recommended
        T2_QFS_INFO QueryDevice/AttributeInfo - OPTIONAL
        
        
@@ -2338,7 +2361,7 @@ typedef struct file_xattr_info {
        __u32 xattr_value_len;
        char  xattr_name[0];
        /* followed by xattr_value[xattr_value_len], no pad */
-} __attribute__((packed)) FILE_XATTR_INFO;     /* extended attribute, info level 0x205 */
+} __attribute__((packed)) FILE_XATTR_INFO; /* extended attribute, info level 0x205 */
 
 
 /* flags for chattr command */