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/*
Unix SMB / CIFS implementation .
SMB2 POSIX code .
Copyright ( C ) Jeremy Allison 2022
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 3 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 , see < http : //www.gnu.org/licenses/>.
*/
# include "includes.h"
# include "smbd/smbd.h"
# include "passdb/lookup_sid.h"
# include "librpc/gen_ndr/ndr_security.h"
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# include "librpc/gen_ndr/smb3posix.h"
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# include "libcli/security/security.h"
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void smb3_file_posix_information_init (
connection_struct * conn ,
const struct stat_ex * st ,
uint32_t reparse_tag ,
uint32_t dos_attributes ,
struct smb3_file_posix_information * dst )
{
* dst = ( struct smb3_file_posix_information ) {
. end_of_file = get_file_size_stat ( st ) ,
. allocation_size = SMB_VFS_GET_ALLOC_SIZE ( conn , NULL , st ) ,
. device = st - > st_ex_dev ,
. creation_time = unix_timespec_to_nt_time ( st - > st_ex_btime ) ,
. last_access_time = unix_timespec_to_nt_time ( st - > st_ex_atime ) ,
. last_write_time = unix_timespec_to_nt_time ( st - > st_ex_mtime ) ,
. change_time = unix_timespec_to_nt_time ( st - > st_ex_ctime ) ,
. cc . reparse_tag = reparse_tag ,
. cc . posix_perms = unix_perms_to_wire ( st - > st_ex_mode & ~ S_IFMT ) ,
. cc . owner = global_sid_NULL ,
. cc . group = global_sid_NULL ,
} ;
if ( st - > st_ex_uid ! = ( uid_t ) - 1 ) {
uid_to_sid ( & dst - > cc . owner , st - > st_ex_uid ) ;
}
if ( st - > st_ex_gid ! = ( uid_t ) - 1 ) {
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gid_to_sid ( & dst - > cc . group , st - > st_ex_gid ) ;
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}
switch ( st - > st_ex_mode & S_IFMT ) {
case S_IFREG :
dst - > file_attributes = dos_attributes ;
break ;
case S_IFDIR :
dst - > file_attributes = dos_attributes | FILE_ATTRIBUTE_DIRECTORY ;
break ;
default :
/*
* All non - directory or regular files are reported
* as reparse points . Client may or may not be able
* to access these .
*/
dst - > file_attributes = FILE_ATTRIBUTE_REPARSE_POINT ;
break ;
}
}