diff options
| -rw-r--r-- | fs/cifs/inode.c | 48 |
1 files changed, 44 insertions, 4 deletions
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c index ba9eae56d011..93dd705577bc 100644 --- a/fs/cifs/inode.c +++ b/fs/cifs/inode.c @@ -228,9 +228,20 @@ static int decode_sfu_inode(struct inode * inode, __u64 size, 8 /* length */, 0 /* offset */, &bytes_read, &pbuf); if((rc == 0) && (bytes_read == 8)) { - /* if memcmp(IntxCHR\000, pbuf, 8) - else if memcmp(IntxBLK\000, pbuf, 8) - else if memcmp(IntxLNK\001, pbuf, 8) */ + cERROR(1,("intx %s" ,pbuf)); + if(memcmp("IntxBLK", pbuf, 8) == 0) { + cFYI(1,("Block device")); + inode->i_mode = S_IFBLK; + } else if(memcmp("IntxCHR", pbuf, 8) == 0) { + cFYI(1,("Char device")); + inode->i_mode = S_IFCHR; + } else if(memcmp("IntxLNK", pbuf, 7) == 0) { + cFYI(1,("Symlink")); + inode->i_mode = S_IFLNK; + } else + inode->i_mode = S_IFREG; /* then it is a file */ + rc = -EOPNOTSUPP; /* or some unknown SFU type */ + } CIFSSMBClose(xid, pTcon, netfid); @@ -244,6 +255,32 @@ static int decode_sfu_inode(struct inode * inode, __u64 size, } +#define SFBITS_MASK (S_ISVTX | S_ISGID | S_ISUID) /* SETFILEBITS valid bits */ + +static int get_sfu_uid_mode(struct inode * inode, + const unsigned char *path, + struct cifs_sb_info *cifs_sb, int xid) +{ + ssize_t rc; + char ea_value[4]; + __u32 mode; + + rc = CIFSSMBQueryEA(xid, cifs_sb->tcon, path, "SETFILEBITS", + ea_value, 4 /* size of buf */, cifs_sb->local_nls, + cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR); + if(rc < 0) + return (int)rc; + else if (rc > 3) { + mode = le32_to_cpu(*((__le32 *)ea_value)); + inode->i_mode = (mode & SFBITS_MASK) | inode->i_mode; + cFYI(1,("special mode bits 0%o", mode)); + return 0; + } else { + return 0; + } + +} + int cifs_get_inode_info(struct inode **pinode, const unsigned char *search_path, FILE_ALL_INFO *pfindData, struct super_block *sb, int xid) @@ -427,7 +464,10 @@ int cifs_get_inode_info(struct inode **pinode, /* BB fill in uid and gid here? with help from winbind? or retrieve from NTFS stream extended attribute */ - if (atomic_read(&cifsInfo->inUse) == 0) { + if(cifs_sb->mnt_cifs_flags & CIFS_MOUNT_UNX_EMUL) { + /* fill in uid, gid, mode from server ACL */ + get_sfu_uid_mode(inode, search_path, cifs_sb, xid); + } else if (atomic_read(&cifsInfo->inUse) == 0) { inode->i_uid = cifs_sb->mnt_uid; inode->i_gid = cifs_sb->mnt_gid; /* set so we do not keep refreshing these fields with |