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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"
#include "librpc/gen_ndr/smb3posix.h"
#include "libcli/security/security.h"
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),
.inode = SMB_VFS_FS_FILE_ID(conn, 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.nlinks = st->st_ex_nlink,
.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) {
gid_to_sid(&dst->cc.group, st->st_ex_gid);
}
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;
}
}
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