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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <smbsrv/smb_incl.h>
#define SMB_CREATE_NAMEBUF_SZ 16
static uint32_t smb_common_create(struct smb_request *sr);
/*
* Create a new file, or truncate an existing file to zero length,
* open the file and return a fid. The file is specified using a
* fully qualified name relative to the tree.
*/
int
smb_com_create(struct smb_request *sr)
{
struct open_param *op = &sr->arg.open;
uint32_t status;
bzero(op, sizeof (sr->arg.open));
if (smbsr_decode_vwv(sr, "wl", &op->dattr, &op->utime.tv_sec) != 0) {
smbsr_decode_error(sr);
/* NOTREACHED */
}
if (smbsr_decode_data(sr, "%S", sr, &op->fqi.path) != 0) {
smbsr_decode_error(sr);
/* NOTREACHED */
}
op->create_disposition = FILE_OVERWRITE_IF;
status = smb_common_create(sr);
switch (status) {
case NT_STATUS_SUCCESS:
break;
case NT_STATUS_SHARING_VIOLATION:
smbsr_raise_cifs_error(sr, NT_STATUS_SHARING_VIOLATION,
ERRDOS, ERROR_SHARING_VIOLATION);
/* NOTREACHED */
break;
default:
smbsr_raise_nt_error(sr, status);
/* NOTREACHED */
break;
}
smbsr_encode_result(sr, 1, 0, "bww", 1, sr->smb_fid, 0);
return (SDRC_NORMAL_REPLY);
}
/*
* Create a new file and return a fid. The file is specified using
* a fully qualified name relative to the tree.
*/
int
smb_com_create_new(struct smb_request *sr)
{
struct open_param *op = &sr->arg.open;
uint32_t status;
bzero(op, sizeof (sr->arg.open));
if (smbsr_decode_vwv(sr, "wl", &op->dattr, &op->utime.tv_sec) != 0) {
smbsr_decode_error(sr);
/* NOTREACHED */
}
if (smbsr_decode_data(sr, "%S", sr, &op->fqi.path) != 0) {
smbsr_decode_error(sr);
/* NOTREACHED */
}
op->create_disposition = FILE_CREATE;
status = smb_common_create(sr);
switch (status) {
case NT_STATUS_SUCCESS:
break;
case NT_STATUS_SHARING_VIOLATION:
smbsr_raise_cifs_error(sr, NT_STATUS_SHARING_VIOLATION,
ERRDOS, ERROR_SHARING_VIOLATION);
/* NOTREACHED */
break;
default:
smbsr_raise_nt_error(sr, status);
/* NOTREACHED */
break;
}
smbsr_encode_result(sr, 1, 0, "bww", 1, sr->smb_fid, 0);
return (SDRC_NORMAL_REPLY);
}
/*
* Create a unique file in the specified directory relative to the
* current tree. No attributes are specified.
*/
int
smb_com_create_temporary(struct smb_request *sr)
{
static uint16_t tmp_id = 10000;
struct open_param *op = &sr->arg.open;
char name[SMB_CREATE_NAMEBUF_SZ];
char *buf;
uint32_t status;
uint16_t reserved;
uint16_t bcc;
bzero(op, sizeof (sr->arg.open));
if (smbsr_decode_vwv(sr, "wl", &reserved, &op->utime.tv_sec) != 0) {
smbsr_decode_error(sr);
/* NOTREACHED */
}
if (smbsr_decode_data(sr, "%S", sr, &op->fqi.path) != 0) {
smbsr_decode_error(sr);
/* NOTREACHED */
}
++tmp_id;
bcc = 1; /* null terminator */
bcc += snprintf(name, SMB_CREATE_NAMEBUF_SZ, "tt%05d.tmp", tmp_id);
buf = smbsr_malloc(&sr->request_storage, MAXPATHLEN);
(void) snprintf(buf, MAXPATHLEN, "%s\\%s", op->fqi.path, name);
op->fqi.path = buf;
op->create_disposition = FILE_CREATE;
status = smb_common_create(sr);
switch (status) {
case NT_STATUS_SUCCESS:
break;
case NT_STATUS_SHARING_VIOLATION:
smbsr_raise_cifs_error(sr, NT_STATUS_SHARING_VIOLATION,
ERRDOS, ERROR_SHARING_VIOLATION);
/* NOTREACHED */
break;
default:
smbsr_raise_nt_error(sr, status);
/* NOTREACHED */
break;
}
smbsr_encode_result(sr, 1, 0, "bwwbs", 1, sr->smb_fid, bcc, 4, name);
return (SDRC_NORMAL_REPLY);
}
/*
* Common create file function. The file is opened in compatibility
* mode with read/write access.
*/
uint32_t
smb_common_create(struct smb_request *sr)
{
struct open_param *op = &sr->arg.open;
uint32_t status;
op->utime.tv_sec = smb_local_time_to_gmt(op->utime.tv_sec);
op->utime.tv_nsec = 0;
op->omode = SMB_DA_ACCESS_READ_WRITE | SMB_DA_SHARE_COMPATIBILITY;
op->desired_access = smb_omode_to_amask(op->omode);
op->share_access = smb_denymode_to_sharemode(op->omode, op->fqi.path);
if ((op->desired_access == ((uint32_t)SMB_INVALID_AMASK)) ||
(op->share_access == ((uint32_t)SMB_INVALID_SHAREMODE))) {
smbsr_raise_cifs_error(sr, NT_STATUS_INVALID_PARAMETER,
ERRDOS, ERROR_INVALID_PARAMETER);
/* NOTREACHED */
}
op->dsize = 0;
if (sr->smb_flg & SMB_FLAGS_OPLOCK) {
if (sr->smb_flg & SMB_FLAGS_OPLOCK_NOTIFY_ANY) {
op->my_flags = MYF_BATCH_OPLOCK;
} else {
op->my_flags = MYF_EXCLUSIVE_OPLOCK;
}
}
status = smb_open_subr(sr);
if (MYF_OPLOCK_TYPE(op->my_flags) == MYF_OPLOCK_NONE) {
sr->smb_flg &=
~(SMB_FLAGS_OPLOCK | SMB_FLAGS_OPLOCK_NOTIFY_ANY);
}
return (status);
}
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