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-rw-r--r--fs/cifs/cifsacl.c32
-rw-r--r--fs/cifs/cifspdu.h17
-rw-r--r--fs/cifs/cifsproto.h2
-rw-r--r--fs/cifs/inode.c9
4 files changed, 48 insertions, 12 deletions
diff --git a/fs/cifs/cifsacl.c b/fs/cifs/cifsacl.c
index 629b96c2163..f1215df7fbe 100644
--- a/fs/cifs/cifsacl.c
+++ b/fs/cifs/cifsacl.c
@@ -162,7 +162,8 @@ static void access_flags_to_mode(__u32 ace_flags, umode_t *pmode,
}
-static void parse_ace(struct cifs_ace *pace, char *end_of_acl)
+#ifdef CONFIG_CIFS_DEBUG2
+static void dump_ace(struct cifs_ace *pace, char *end_of_acl)
{
int num_subauth;
@@ -180,7 +181,6 @@ static void parse_ace(struct cifs_ace *pace, char *end_of_acl)
num_subauth = pace->sid.num_subauth;
if (num_subauth) {
-#ifdef CONFIG_CIFS_DEBUG2
int i;
cFYI(1, ("ACE revision %d num_auth %d type %d flags %d size %d",
pace->sid.revision, pace->sid.num_subauth, pace->type,
@@ -192,11 +192,11 @@ static void parse_ace(struct cifs_ace *pace, char *end_of_acl)
/* BB add length check to make sure that we do not have huge
num auths and therefore go off the end */
-#endif
}
return;
}
+#endif
static void parse_dacl(struct cifs_acl *pdacl, char *end_of_acl,
@@ -240,9 +240,9 @@ static void parse_dacl(struct cifs_acl *pdacl, char *end_of_acl,
for (i = 0; i < num_aces; ++i) {
ppace[i] = (struct cifs_ace *) (acl_base + acl_size);
-
- parse_ace(ppace[i], end_of_acl);
-
+#ifdef CONFIG_CIFS_DEBUG2
+ dump_ace(ppace[i], end_of_acl);
+#endif
if (compare_sids(&(ppace[i]->sid), pownersid))
access_flags_to_mode(ppace[i]->access_req,
&(inode->i_mode), S_IRWXU);
@@ -385,7 +385,7 @@ void acl_to_uid_mode(struct inode *inode, const char *path)
int oplock = FALSE;
/* open file */
rc = CIFSSMBOpen(xid, cifs_sb->tcon, path, FILE_OPEN,
- GENERIC_READ, 0, &fid, &oplock, NULL,
+ READ_CONTROL, 0, &fid, &oplock, NULL,
cifs_sb->local_nls, cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_MAP_SPECIAL_CHR);
if (rc != 0) {
@@ -409,4 +409,22 @@ void acl_to_uid_mode(struct inode *inode, const char *path)
FreeXid(xid);
return;
}
+
+int mode_to_acl(struct inode *inode, const char *path)
+{
+ int rc = 0;
+ __u32 acllen = 0;
+ struct cifs_ntsd *pntsd = NULL;
+
+ cFYI(1, ("set ACL from mode for %s", path));
+
+ /* Get the security descriptor */
+
+ /* Add/Modify the three ACEs for owner, group, everyone */
+
+ /* Set the security descriptor */
+ kfree(pntsd);
+
+ return rc;
+}
#endif /* CONFIG_CIFS_EXPERIMENTAL */
diff --git a/fs/cifs/cifspdu.h b/fs/cifs/cifspdu.h
index c41ff74e912..07464b6ac12 100644
--- a/fs/cifs/cifspdu.h
+++ b/fs/cifs/cifspdu.h
@@ -220,6 +220,23 @@
| FILE_WRITE_EA | FILE_WRITE_ATTRIBUTES)
#define FILE_EXEC_RIGHTS (FILE_EXECUTE)
+#define SET_FILE_READ_RIGHTS (FILE_READ_DATA | FILE_READ_EA | FILE_WRITE_EA \
+ | FILE_READ_ATTRIBUTES \
+ | FILE_WRITE_ATTRIBUTES \
+ | DELETE | READ_CONTROL | WRITE_DAC \
+ | WRITE_OWNER | SYNCHRONIZE)
+#define SET_FILE_WRITE_RIGHTS (FILE_WRITE_DATA | FILE_APPEND_DATA \
+ | FILE_READ_EA | FILE_WRITE_EA \
+ | FILE_DELETE_CHILD | FILE_READ_ATTRIBUTES \
+ | FILE_WRITE_ATTRIBUTES \
+ | DELETE | READ_CONTROL | WRITE_DAC \
+ | WRITE_OWNER | SYNCHRONIZE)
+#define SET_FILE_EXEC_RIGHTS (FILE_READ_EA | FILE_WRITE_EA | FILE_EXECUTE \
+ | FILE_READ_ATTRIBUTES \
+ | FILE_WRITE_ATTRIBUTES \
+ | DELETE | READ_CONTROL | WRITE_DAC \
+ | WRITE_OWNER | SYNCHRONIZE)
+
/*
* Invalid readdir handle
diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h
index 88c02ac97c3..1ffe25592b2 100644
--- a/fs/cifs/cifsproto.h
+++ b/fs/cifs/cifsproto.h
@@ -96,6 +96,8 @@ extern int cifs_get_inode_info_unix(struct inode **pinode,
const unsigned char *search_path,
struct super_block *sb, int xid);
extern void acl_to_uid_mode(struct inode *inode, const char *search_path);
+extern int mode_to_acl(struct inode *inode, const char *path);
+
extern int cifs_mount(struct super_block *, struct cifs_sb_info *, char *,
const char *);
extern int cifs_umount(struct super_block *, struct cifs_sb_info *);
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index 9be0bbd20df..7d907e84e03 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -289,7 +289,7 @@ 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,
+static int get_sfu_mode(struct inode *inode,
const unsigned char *path,
struct cifs_sb_info *cifs_sb, int xid)
{
@@ -528,16 +528,15 @@ 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 */
#ifdef CONFIG_CIFS_EXPERIMENTAL
+ /* fill in 0777 bits from ACL */
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_CIFS_ACL) {
cFYI(1, ("Getting mode bits from ACL"));
acl_to_uid_mode(inode, search_path);
}
#endif
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_UNX_EMUL) {
- /* fill in uid, gid, mode from server ACL */
- /* BB FIXME this should also take into account the
- * default uid specified on mount if present */
- get_sfu_uid_mode(inode, search_path, cifs_sb, xid);
+ /* fill in remaining high mode bits e.g. SUID, VTX */
+ get_sfu_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;