From 87f440e70e07dace7db130f2f9fcea3f132aad8f Mon Sep 17 00:00:00 2001 From: Steve French Date: Wed, 7 Feb 2007 00:29:46 +0000 Subject: [PATCH] [CIFS] Additional POSIX CIFS Extensions infolevels also includes cleanup of whitespace/80 columns Signed-off-by: Steve French --- fs/cifs/cifspdu.h | 69 +++++++++++++++++++++++++++++++---------------- 1 file changed, 46 insertions(+), 23 deletions(-) diff --git a/fs/cifs/cifspdu.h b/fs/cifs/cifspdu.h index 068ef51edbf7..2920ea0527f5 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., 2002,2005 + * 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 */