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authorPavel Shilovsky <pshilovsky@samba.org>2012-09-18 16:20:31 -0700
committerSteve French <smfrench@gmail.com>2012-09-24 21:46:29 -0500
commit568798cc6211553e2494a6876fa19d064c822e79 (patch)
treefa73b97cac75ae54a08a5e0dfc26c2120243a412 /fs/cifs/smb2inode.c
parentd6e906f1b571d15ff5778a049802f6ef6f70159a (diff)
CIFS: Add SMB2 support for hardlink operation
Signed-off-by: Pavel Shilovsky <pshilovsky@samba.org> Signed-off-by: Steve French <smfrench@gmail.com>
Diffstat (limited to 'fs/cifs/smb2inode.c')
-rw-r--r--fs/cifs/smb2inode.c34
1 files changed, 28 insertions, 6 deletions
diff --git a/fs/cifs/smb2inode.c b/fs/cifs/smb2inode.c
index a6952bafe331..1921c9c87ccd 100644
--- a/fs/cifs/smb2inode.c
+++ b/fs/cifs/smb2inode.c
@@ -78,6 +78,10 @@ smb2_open_op_close(const unsigned int xid, struct cifs_tcon *tcon,
tmprc = SMB2_rename(xid, tcon, persistent_fid, volatile_fid,
(__le16 *)data);
break;
+ case SMB2_OP_HARDLINK:
+ tmprc = SMB2_set_hardlink(xid, tcon, persistent_fid,
+ volatile_fid, (__le16 *)data);
+ break;
default:
cERROR(1, "Invalid command");
break;
@@ -175,10 +179,10 @@ smb2_unlink(const unsigned int xid, struct cifs_tcon *tcon, const char *name,
SMB2_OP_DELETE);
}
-int
-smb2_rename_path(const unsigned int xid, struct cifs_tcon *tcon,
- const char *from_name, const char *to_name,
- struct cifs_sb_info *cifs_sb)
+static int
+smb2_set_path_attr(const unsigned int xid, struct cifs_tcon *tcon,
+ const char *from_name, const char *to_name,
+ struct cifs_sb_info *cifs_sb, __u32 access, int command)
{
__le16 *smb2_to_name = NULL;
int rc;
@@ -189,9 +193,27 @@ smb2_rename_path(const unsigned int xid, struct cifs_tcon *tcon,
goto smb2_rename_path;
}
- rc = smb2_open_op_close(xid, tcon, cifs_sb, from_name, DELETE,
- FILE_OPEN, 0, 0, smb2_to_name, SMB2_OP_RENAME);
+ rc = smb2_open_op_close(xid, tcon, cifs_sb, from_name, access,
+ FILE_OPEN, 0, 0, smb2_to_name, command);
smb2_rename_path:
kfree(smb2_to_name);
return rc;
}
+
+int
+smb2_rename_path(const unsigned int xid, struct cifs_tcon *tcon,
+ const char *from_name, const char *to_name,
+ struct cifs_sb_info *cifs_sb)
+{
+ return smb2_set_path_attr(xid, tcon, from_name, to_name, cifs_sb,
+ DELETE, SMB2_OP_RENAME);
+}
+
+int
+smb2_create_hardlink(const unsigned int xid, struct cifs_tcon *tcon,
+ const char *from_name, const char *to_name,
+ struct cifs_sb_info *cifs_sb)
+{
+ return smb2_set_path_attr(xid, tcon, from_name, to_name, cifs_sb,
+ FILE_READ_ATTRIBUTES, SMB2_OP_HARDLINK);
+}