*
* vfs operations that deal with dentries
*
- * Copyright (C) International Business Machines Corp., 2002,2007
+ * Copyright (C) International Business Machines Corp., 2002,2008
* Author(s): Steve French (sfrench@us.ibm.com)
*
* This library is free software; you can redistribute it and/or modify
return full_path;
}
-/* char * build_wildcard_path_from_dentry(struct dentry *direntry)
-{
- if(full_path == NULL)
- return full_path;
-
- full_path[namelen] = '\\';
- full_path[namelen+1] = '*';
- full_path[namelen+2] = 0;
-BB remove above eight lines BB */
-
/* Inode operations in similar order to how they appear in Linux file fs.h */
int
{
int rc = -ENOENT;
int xid;
+ int create_options = CREATE_NOT_DIR;
int oplock = 0;
int desiredAccess = GENERIC_READ | GENERIC_WRITE;
__u16 fileHandle;
struct cifsFileInfo *pCifsFile = NULL;
struct cifsInodeInfo *pCifsInode;
int disposition = FILE_OVERWRITE_IF;
- int write_only = FALSE;
+ bool write_only = false;
xid = GetXid();
if (oflags & FMODE_WRITE) {
desiredAccess |= GENERIC_WRITE;
if (!(oflags & FMODE_READ))
- write_only = TRUE;
+ write_only = true;
}
if ((oflags & (O_CREAT | O_EXCL)) == (O_CREAT | O_EXCL))
disposition = FILE_OVERWRITE_IF;
else if ((oflags & O_CREAT) == O_CREAT)
disposition = FILE_OPEN_IF;
- else {
+ else
cFYI(1, ("Create flag not set in create function"));
- }
}
/* BB add processing to set equivalent of mode - e.g. via CreateX with
FreeXid(xid);
return -ENOMEM;
}
+
+ mode &= ~current->fs->umask;
+
+ /*
+ * if we're not using unix extensions, see if we need to set
+ * ATTR_READONLY on the create call
+ */
+ if (!pTcon->unix_ext && (mode & S_IWUGO) == 0)
+ create_options |= CREATE_OPTION_READONLY;
+
if (cifs_sb->tcon->ses->capabilities & CAP_NT_SMBS)
rc = CIFSSMBOpen(xid, pTcon, full_path, disposition,
- desiredAccess, CREATE_NOT_DIR,
+ desiredAccess, create_options,
&fileHandle, &oplock, buf, cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
else
if (rc == -EIO) {
/* old server, retry the open legacy style */
rc = SMBLegacyOpen(xid, pTcon, full_path, disposition,
- desiredAccess, CREATE_NOT_DIR,
+ desiredAccess, create_options,
&fileHandle, &oplock, buf, cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
}
/* If Open reported that we actually created a file
then we now have to set the mode if possible */
if ((pTcon->unix_ext) && (oplock & CIFS_CREATE_ACTION)) {
- mode &= ~current->fs->umask;
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SET_UID) {
CIFSSMBUnixSetPerms(xid, pTcon, full_path, mode,
(__u64)current->fsuid,
inode->i_sb, xid);
else {
rc = cifs_get_inode_info(&newinode, full_path,
- buf, inode->i_sb, xid);
+ buf, inode->i_sb, xid,
+ &fileHandle);
if (newinode) {
newinode->i_mode = mode;
if ((oplock & CIFS_CREATE_ACTION) &&
d_instantiate(direntry, newinode);
}
if ((nd == NULL /* nfsd case - nfs srv does not set nd */) ||
- ((nd->flags & LOOKUP_OPEN) == FALSE)) {
+ (!(nd->flags & LOOKUP_OPEN))) {
/* mknod case - do not leave file open */
CIFSSMBClose(xid, pTcon, fileHandle);
} else if (newinode) {
pCifsFile->netfid = fileHandle;
pCifsFile->pid = current->tgid;
pCifsFile->pInode = newinode;
- pCifsFile->invalidHandle = FALSE;
- pCifsFile->closePend = FALSE;
+ pCifsFile->invalidHandle = false;
+ pCifsFile->closePend = false;
init_MUTEX(&pCifsFile->fh_sem);
mutex_init(&pCifsFile->lock_mutex);
INIT_LIST_HEAD(&pCifsFile->llist);
pCifsInode = CIFS_I(newinode);
if (pCifsInode) {
/* if readable file instance put first in list*/
- if (write_only == TRUE) {
+ if (write_only) {
list_add_tail(&pCifsFile->flist,
&pCifsInode->openFileList);
} else {
&pCifsInode->openFileList);
}
if ((oplock & 0xF) == OPLOCK_EXCLUSIVE) {
- pCifsInode->clientCanCacheAll = TRUE;
- pCifsInode->clientCanCacheRead = TRUE;
+ pCifsInode->clientCanCacheAll = true;
+ pCifsInode->clientCanCacheRead = true;
cFYI(1, ("Exclusive Oplock inode %p",
newinode));
} else if ((oplock & 0xF) == OPLOCK_READ)
- pCifsInode->clientCanCacheRead = TRUE;
+ pCifsInode->clientCanCacheRead = true;
}
write_unlock(&GlobalSMBSeslock);
}
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_UNX_EMUL) {
int oplock = 0;
u16 fileHandle;
- FILE_ALL_INFO * buf;
+ FILE_ALL_INFO *buf;
cFYI(1, ("sfu compat create special file"));
parent_dir_inode->i_sb, xid);
else
rc = cifs_get_inode_info(&newInode, full_path, NULL,
- parent_dir_inode->i_sb, xid);
+ parent_dir_inode->i_sb, xid, NULL);
if ((rc == 0) && (newInode != NULL)) {
if (pTcon->nocase)
d_add(direntry, NULL);
/* if it was once a directory (but how can we tell?) we could do
shrink_dcache_parent(direntry); */
- } else {
- cERROR(1, ("Error 0x%x on cifs_get_inode_info in lookup of %s",
- rc, full_path));
- /* BB special case check for Access Denied - watch security
- exposure of returning dir info implicitly via different rc
- if file exists or not but no access BB */
+ } else if (rc != -EACCES) {
+ cERROR(1, ("Unexpected lookup error %d", rc));
+ /* We special case check for Access Denied - since that
+ is a common return code */
}
kfree(full_path);
int isValid = 1;
if (direntry->d_inode) {
- if (cifs_revalidate(direntry)) {
+ if (cifs_revalidate(direntry))
return 0;
- }
} else {
cFYI(1, ("neg dentry 0x%p name = %s",
direntry, direntry->d_name.name));