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/*
Unix SMB/CIFS implementation.
POSIX NTVFS backend - mkdir and rmdir
Copyright (C) Andrew Tridgell 2004
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "includes.h"
#include "system/dir.h"
#include "vfs_posix.h"
#include "librpc/gen_ndr/security.h"
/*
create a directory with EAs
*/
static NTSTATUS pvfs_t2mkdir(struct pvfs_state *pvfs,
struct ntvfs_request *req, union smb_mkdir *md)
{
NTSTATUS status;
struct pvfs_filename *name;
mode_t mode;
/* resolve the cifs name to a posix name */
status = pvfs_resolve_name(pvfs, req, md->t2mkdir.in.path, 0, &name);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
if (name->exists) {
return NT_STATUS_OBJECT_NAME_COLLISION;
}
status = pvfs_access_check_parent(pvfs, req, name, SEC_DIR_ADD_FILE);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
mode = pvfs_fileperms(pvfs, FILE_ATTRIBUTE_DIRECTORY);
if (mkdir(name->full_name, mode) == -1) {
return pvfs_map_errno(pvfs, errno);
}
pvfs_xattr_unlink_hook(pvfs, name->full_name);
status = pvfs_resolve_name(pvfs, req, md->t2mkdir.in.path, 0, &name);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
if (!name->exists ||
!(name->dos.attrib & FILE_ATTRIBUTE_DIRECTORY)) {
return NT_STATUS_INTERNAL_ERROR;
}
/* setup an inherited acl from the parent */
status = pvfs_acl_inherit(pvfs, req, name, -1);
if (!NT_STATUS_IS_OK(status)) {
rmdir(name->full_name);
return status;
}
/* setup any EAs that were asked for */
status = pvfs_setfileinfo_ea_set(pvfs, name, -1,
md->t2mkdir.in.num_eas,
md->t2mkdir.in.eas);
if (!NT_STATUS_IS_OK(status)) {
rmdir(name->full_name);
return status;
}
notify_trigger(pvfs->notify_context,
NOTIFY_ACTION_ADDED,
FILE_NOTIFY_CHANGE_FILE_NAME|FILE_NOTIFY_CHANGE_DIR_NAME,
name->full_name);
return NT_STATUS_OK;
}
/*
create a directory
*/
NTSTATUS pvfs_mkdir(struct ntvfs_module_context *ntvfs,
struct ntvfs_request *req, union smb_mkdir *md)
{
struct pvfs_state *pvfs = ntvfs->private_data;
NTSTATUS status;
struct pvfs_filename *name;
mode_t mode;
if (md->generic.level == RAW_MKDIR_T2MKDIR) {
return pvfs_t2mkdir(pvfs, req, md);
}
if (md->generic.level != RAW_MKDIR_MKDIR) {
return NT_STATUS_INVALID_LEVEL;
}
/* resolve the cifs name to a posix name */
status = pvfs_resolve_name(pvfs, req, md->mkdir.in.path, 0, &name);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
if (name->exists) {
return NT_STATUS_OBJECT_NAME_COLLISION;
}
status = pvfs_access_check_parent(pvfs, req, name, SEC_DIR_ADD_FILE);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
mode = pvfs_fileperms(pvfs, FILE_ATTRIBUTE_DIRECTORY);
if (mkdir(name->full_name, mode) == -1) {
return pvfs_map_errno(pvfs, errno);
}
pvfs_xattr_unlink_hook(pvfs, name->full_name);
/* setup an inherited acl from the parent */
status = pvfs_acl_inherit(pvfs, req, name, -1);
if (!NT_STATUS_IS_OK(status)) {
rmdir(name->full_name);
return status;
}
notify_trigger(pvfs->notify_context,
NOTIFY_ACTION_ADDED,
FILE_NOTIFY_CHANGE_FILE_NAME|FILE_NOTIFY_CHANGE_DIR_NAME,
name->full_name);
return NT_STATUS_OK;
}
/*
remove a directory
*/
NTSTATUS pvfs_rmdir(struct ntvfs_module_context *ntvfs,
struct ntvfs_request *req, struct smb_rmdir *rd)
{
struct pvfs_state *pvfs = ntvfs->private_data;
NTSTATUS status;
struct pvfs_filename *name;
/* resolve the cifs name to a posix name */
status = pvfs_resolve_name(pvfs, req, rd->in.path, 0, &name);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
if (!name->exists) {
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
}
status = pvfs_access_check_simple(pvfs, req, name, SEC_STD_DELETE);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
status = pvfs_xattr_unlink_hook(pvfs, name->full_name);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
if (rmdir(name->full_name) == -1) {
return pvfs_map_errno(pvfs, errno);
}
notify_trigger(pvfs->notify_context,
NOTIFY_ACTION_REMOVED,
FILE_NOTIFY_CHANGE_FILE_NAME|FILE_NOTIFY_CHANGE_DIR_NAME,
name->full_name);
return NT_STATUS_OK;
}
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