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| author | Steve French <smfrench@austin.rr.com> | 2005-04-28 22:41:04 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-04-28 22:41:04 -0700 |
| commit | f654bac2227adc5c6956405290eeb4f81f09e9ff (patch) | |
| tree | 9391321485e530375cb5ce1fced0ece2acc02a67 /fs/cifs/ioctl.c | |
| parent | 1da0c78b32abe122a959d2a57ba3d41563d8e39f (diff) | |
| download | kernel_samsung_aries-f654bac2227adc5c6956405290eeb4f81f09e9ff.zip kernel_samsung_aries-f654bac2227adc5c6956405290eeb4f81f09e9ff.tar.gz kernel_samsung_aries-f654bac2227adc5c6956405290eeb4f81f09e9ff.tar.bz2 | |
[PATCH] cifs: add support for chattr/lsattr in new CIFS POSIX extensions
Signed-off-by: Steve French (sfrench@us.ibm.com)
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/cifs/ioctl.c')
| -rw-r--r-- | fs/cifs/ioctl.c | 52 |
1 files changed, 49 insertions, 3 deletions
diff --git a/fs/cifs/ioctl.c b/fs/cifs/ioctl.c index b4b8e20..7b84b2b 100644 --- a/fs/cifs/ioctl.c +++ b/fs/cifs/ioctl.c @@ -20,6 +20,7 @@ * along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ + #include <linux/fs.h> #include <linux/ext2_fs.h> #include "cifspdu.h" @@ -32,18 +33,63 @@ int cifs_ioctl (struct inode * inode, struct file * filep, { int rc = -ENOTTY; /* strange error - but the precedent */ #ifdef CONFIG_CIFS_POSIX + __u64 ExtAttrBits = 0; + __u64 ExtAttrMask = 0; + __u64 caps; +#endif /* CONFIG_CIFS_POSIX */ + int xid; + struct cifs_sb_info *cifs_sb; + struct cifsTconInfo *tcon; + struct cifsFileInfo *pSMBFile = + (struct cifsFileInfo *)filep->private_data; + + xid = GetXid(); + + cifs_sb = CIFS_SB(inode->i_sb); + tcon = cifs_sb->tcon; + if (pSMBFile == NULL) + goto cifs_ioctl_out; + +#ifdef CONFIG_CIFS_POSIX + if(tcon) + caps = le64_to_cpu(tcon->fsUnixInfo.Capability); + else { + rc = -EIO; + goto cifs_ioctl_out; + } + cFYI(1,("ioctl file %p cmd %u arg %lu",filep,command,arg)); switch(command) { case EXT2_IOC_GETFLAGS: - cFYI(1,("get flags not implemented yet")); - return -EOPNOTSUPP; + if(CIFS_UNIX_EXTATTR_CAP & caps) { + rc = CIFSGetExtAttr(xid, tcon, pSMBFile->netfid, + &ExtAttrBits, &ExtAttrMask); + if(rc == 0) + rc = put_user(ExtAttrBits & + EXT2_FL_USER_VISIBLE, + (int __user *)arg); + } + break; + case EXT2_IOC_SETFLAGS: + if(CIFS_UNIX_EXTATTR_CAP & caps) { + if(get_user(ExtAttrBits,(int __user *)arg)) { + rc = -EFAULT; + goto cifs_ioctl_out; + } + /* rc = CIFSGetExtAttr(xid, tcon, pSMBFile->netfid, + extAttrBits, &ExtAttrMask);*/ + + } cFYI(1,("set flags not implemented yet")); - return -EOPNOTSUPP; + break; default: cFYI(1,("unsupported ioctl")); return rc; } #endif /* CONFIG_CIFS_POSIX */ + +cifs_ioctl_out: + FreeXid(xid); return rc; } |