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/*
Unix SMB / CIFS implementation .
POSIX NTVFS backend - unlink
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 0213 9 , USA .
*/
# include "include/includes.h"
# include "vfs_posix.h"
/*
unlink one file
*/
static NTSTATUS pvfs_unlink_one ( struct pvfs_state * pvfs , TALLOC_CTX * mem_ctx ,
const char * unix_path ,
const char * fname , uint32_t attrib )
{
struct pvfs_filename * name ;
NTSTATUS status ;
/* get a pvfs_filename object */
status = pvfs_resolve_partial ( pvfs , mem_ctx ,
unix_path , fname , & name ) ;
if ( ! NT_STATUS_IS_OK ( status ) ) {
return status ;
}
/* make sure its matches the given attributes */
if ( ! pvfs_match_attrib ( pvfs , name , attrib ) ) {
talloc_free ( name ) ;
return NT_STATUS_OBJECT_NAME_NOT_FOUND ;
}
/* finally try the actual unlink */
if ( unlink ( name - > full_name ) = = - 1 ) {
status = pvfs_map_errno ( pvfs , errno ) ;
}
talloc_free ( name ) ;
return status ;
}
/*
delete a file - the dirtype specifies the file types to include in the search .
The name can contain CIFS wildcards , but rarely does ( except with OS / 2 clients )
*/
NTSTATUS pvfs_unlink ( struct smbsrv_request * req , struct smb_unlink * unl )
{
struct pvfs_state * pvfs = req - > tcon - > ntvfs_private ;
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struct pvfs_dir * dir ;
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NTSTATUS status ;
uint32_t i , total_deleted = 0 ;
struct pvfs_filename * name ;
/* resolve the cifs name to a posix name */
status = pvfs_resolve_name ( pvfs , req , unl - > in . pattern , 0 , & name ) ;
if ( ! NT_STATUS_IS_OK ( status ) ) {
return status ;
}
if ( ! name - > exists & & ! name - > has_wildcard ) {
return NT_STATUS_OBJECT_NAME_NOT_FOUND ;
}
dir = talloc_p ( req , struct pvfs_dir ) ;
if ( dir = = NULL ) {
return NT_STATUS_NO_MEMORY ;
}
/* get list of matching files */
status = pvfs_list ( pvfs , name , dir ) ;
if ( ! NT_STATUS_IS_OK ( status ) ) {
return status ;
}
if ( dir - > count = = 0 ) {
return NT_STATUS_OBJECT_NAME_NOT_FOUND ;
}
for ( i = 0 ; i < dir - > count ; i + + ) {
status = pvfs_unlink_one ( pvfs , req , dir - > unix_path , dir - > names [ i ] , unl - > in . attrib ) ;
if ( NT_STATUS_IS_OK ( status ) ) {
total_deleted + + ;
}
}
if ( total_deleted = = 0 ) {
return status ;
}
return NT_STATUS_OK ;
}