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/*
Unix SMB/CIFS implementation.
POSIX NTVFS backend - setfileinfo
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 "include/includes.h"
#include "vfs_posix.h"
#include "system/time.h"
/*
set info on a open file
*/
NTSTATUS pvfs_setfileinfo(struct ntvfs_module_context *ntvfs,
struct smbsrv_request *req,
union smb_setfileinfo *info)
{
struct pvfs_state *pvfs = ntvfs->private_data;
struct utimbuf unix_times;
struct pvfs_file *f;
uint32_t create_options;
struct pvfs_filename newstats;
NTSTATUS status;
f = pvfs_find_fd(pvfs, req, info->generic.file.fnum);
if (!f) {
return NT_STATUS_INVALID_HANDLE;
}
/* update the file information */
status = pvfs_resolve_name_fd(pvfs, f->fd, f->name);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
/* we take a copy of the current file stats, then update
newstats in each of the elements below. At the end we
compare, and make any changes needed */
newstats = *f->name;
switch (info->generic.level) {
case RAW_SFILEINFO_SETATTR:
if (!null_time(info->setattr.in.write_time)) {
unix_to_nt_time(&newstats.dos.write_time, info->setattr.in.write_time);
}
if (info->setattr.in.attrib != FILE_ATTRIBUTE_NORMAL) {
newstats.dos.attrib = info->setattr.in.attrib;
}
break;
case RAW_SFILEINFO_SETATTRE:
case RAW_SFILEINFO_STANDARD:
if (!null_time(info->setattre.in.create_time)) {
unix_to_nt_time(&newstats.dos.create_time, info->setattre.in.create_time);
}
if (!null_time(info->setattre.in.access_time)) {
unix_to_nt_time(&newstats.dos.access_time, info->setattre.in.access_time);
}
if (!null_time(info->setattre.in.write_time)) {
unix_to_nt_time(&newstats.dos.write_time, info->setattre.in.write_time);
}
break;
case RAW_SFILEINFO_BASIC_INFO:
case RAW_SFILEINFO_BASIC_INFORMATION:
if (info->basic_info.in.create_time) {
newstats.dos.create_time = info->basic_info.in.create_time;
}
if (info->basic_info.in.access_time) {
newstats.dos.access_time = info->basic_info.in.access_time;
}
if (info->basic_info.in.write_time) {
newstats.dos.write_time = info->basic_info.in.write_time;
}
if (info->basic_info.in.change_time) {
newstats.dos.change_time = info->basic_info.in.change_time;
}
if (info->basic_info.in.attrib != 0) {
newstats.dos.attrib = info->basic_info.in.attrib;
}
break;
case RAW_SFILEINFO_DISPOSITION_INFO:
case RAW_SFILEINFO_DISPOSITION_INFORMATION:
if (!(f->access_mask & STD_RIGHT_DELETE_ACCESS)) {
return NT_STATUS_ACCESS_DENIED;
}
create_options = f->create_options;
if (info->disposition_info.in.delete_on_close) {
create_options |= NTCREATEX_OPTIONS_DELETE_ON_CLOSE;
} else {
create_options &= ~NTCREATEX_OPTIONS_DELETE_ON_CLOSE;
}
return pvfs_change_create_options(pvfs, req, f, create_options);
case RAW_SFILEINFO_ALLOCATION_INFO:
case RAW_SFILEINFO_ALLOCATION_INFORMATION:
newstats.dos.alloc_size = info->allocation_info.in.alloc_size;
break;
case RAW_SFILEINFO_END_OF_FILE_INFO:
case RAW_SFILEINFO_END_OF_FILE_INFORMATION:
newstats.st.st_size = info->end_of_file_info.in.size;
break;
case RAW_SFILEINFO_POSITION_INFORMATION:
f->position = info->position_information.in.position;
break;
default:
return NT_STATUS_INVALID_LEVEL;
}
/* possibly change the file size */
if (newstats.st.st_size != f->name->st.st_size) {
if (f->name->dos.attrib & FILE_ATTRIBUTE_DIRECTORY) {
return NT_STATUS_FILE_IS_A_DIRECTORY;
}
if (ftruncate(f->fd, newstats.st.st_size) == -1) {
return pvfs_map_errno(pvfs, errno);
}
}
/* possibly change the file timestamps */
ZERO_STRUCT(unix_times);
if (newstats.dos.access_time != f->name->dos.access_time) {
unix_times.actime = nt_time_to_unix(newstats.dos.access_time);
}
if (newstats.dos.write_time != f->name->dos.write_time) {
unix_times.modtime = nt_time_to_unix(newstats.dos.write_time);
}
if (unix_times.actime != 0 || unix_times.modtime != 0) {
if (utime(f->name->full_name, &unix_times) == -1) {
return pvfs_map_errno(pvfs, errno);
}
}
/* possibly change the attribute */
if (newstats.dos.attrib != f->name->dos.attrib) {
mode_t mode = pvfs_fileperms(pvfs, newstats.dos.attrib);
if (f->name->dos.attrib & FILE_ATTRIBUTE_DIRECTORY) {
/* ignore on directories for now */
return NT_STATUS_OK;
}
if (fchmod(f->fd, mode) == -1) {
return pvfs_map_errno(pvfs, errno);
}
}
return NT_STATUS_OK;
}
/*
set info on a pathname
*/
NTSTATUS pvfs_setpathinfo(struct ntvfs_module_context *ntvfs,
struct smbsrv_request *req, union smb_setfileinfo *info)
{
struct pvfs_state *pvfs = ntvfs->private_data;
struct pvfs_filename *name;
struct pvfs_filename newstats;
NTSTATUS status;
struct utimbuf unix_times;
/* resolve the cifs name to a posix name */
status = pvfs_resolve_name(pvfs, req, info->generic.file.fname,
PVFS_RESOLVE_NO_WILDCARD, &name);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
if (!name->exists) {
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
}
/* we take a copy of the current file stats, then update
newstats in each of the elements below. At the end we
compare, and make any changes needed */
newstats = *name;
switch (info->generic.level) {
case RAW_SFILEINFO_SETATTR:
if (!null_time(info->setattr.in.write_time)) {
unix_to_nt_time(&newstats.dos.write_time, info->setattr.in.write_time);
}
if (info->setattr.in.attrib != FILE_ATTRIBUTE_NORMAL) {
newstats.dos.attrib = info->setattr.in.attrib;
}
break;
case RAW_SFILEINFO_SETATTRE:
case RAW_SFILEINFO_STANDARD:
if (!null_time(info->setattre.in.create_time)) {
unix_to_nt_time(&newstats.dos.create_time, info->setattre.in.create_time);
}
if (!null_time(info->setattre.in.access_time)) {
unix_to_nt_time(&newstats.dos.access_time, info->setattre.in.access_time);
}
if (!null_time(info->setattre.in.write_time)) {
unix_to_nt_time(&newstats.dos.write_time, info->setattre.in.write_time);
}
break;
case RAW_SFILEINFO_BASIC_INFO:
case RAW_SFILEINFO_BASIC_INFORMATION:
if (info->basic_info.in.create_time) {
newstats.dos.create_time = info->basic_info.in.create_time;
}
if (info->basic_info.in.access_time) {
newstats.dos.access_time = info->basic_info.in.access_time;
}
if (info->basic_info.in.write_time) {
newstats.dos.write_time = info->basic_info.in.write_time;
}
if (info->basic_info.in.change_time) {
newstats.dos.change_time = info->basic_info.in.change_time;
}
if (info->basic_info.in.attrib != 0) {
newstats.dos.attrib = info->basic_info.in.attrib;
}
break;
case RAW_SFILEINFO_ALLOCATION_INFO:
case RAW_SFILEINFO_ALLOCATION_INFORMATION:
newstats.dos.alloc_size = info->allocation_info.in.alloc_size;
break;
case RAW_SFILEINFO_END_OF_FILE_INFO:
case RAW_SFILEINFO_END_OF_FILE_INFORMATION:
newstats.st.st_size = info->end_of_file_info.in.size;
break;
case RAW_SFILEINFO_DISPOSITION_INFO:
case RAW_SFILEINFO_DISPOSITION_INFORMATION:
case RAW_SFILEINFO_POSITION_INFORMATION:
return NT_STATUS_OK;
default:
return NT_STATUS_INVALID_LEVEL;
}
/* possibly change the file size */
if (newstats.st.st_size != name->st.st_size) {
if (truncate(name->full_name, newstats.st.st_size) == -1) {
return pvfs_map_errno(pvfs, errno);
}
}
/* possibly change the file timestamps */
ZERO_STRUCT(unix_times);
if (newstats.dos.access_time != name->dos.access_time) {
unix_times.actime = nt_time_to_unix(newstats.dos.access_time);
}
if (newstats.dos.write_time != name->dos.write_time) {
unix_times.modtime = nt_time_to_unix(newstats.dos.write_time);
}
if (unix_times.actime != 0 || unix_times.modtime != 0) {
if (utime(name->full_name, &unix_times) == -1) {
return pvfs_map_errno(pvfs, errno);
}
}
/* possibly change the attribute */
if (newstats.dos.attrib != name->dos.attrib) {
mode_t mode = pvfs_fileperms(pvfs, newstats.dos.attrib);
if (chmod(name->full_name, mode) == -1) {
return pvfs_map_errno(pvfs, errno);
}
}
return NT_STATUS_OK;
}
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