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/*
Unix SMB/CIFS implementation.
oplock processing
Copyright (C) Andrew Tridgell 1992-1998
Copyright (C) Jeremy Allison 1998 - 2001
Copyright (C) Volker Lendecke 2005
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 "lib/util/server_id.h"
#include "locking/share_mode_lock.h"
#include "smbd/smbd.h"
#include "smbd/globals.h"
#include "messages.h"
#include "locking/leases_db.h"
#include "../librpc/gen_ndr/ndr_open_files.h"
/****************************************************************************
Set up an oplock break message.
****************************************************************************/
void new_break_message_smb1(files_struct *fsp, int cmd,
char result[SMB1_BREAK_MESSAGE_LENGTH])
{
memset(result,'\0',smb_size);
srv_smb1_set_message(result,8,0,true);
SCVAL(result,smb_com,SMBlockingX);
SSVAL(result,smb_tid,fsp->conn->cnum);
SSVAL(result,smb_pid,0xFFFF);
SSVAL(result,smb_uid,0);
SSVAL(result,smb_mid,0xFFFF);
SCVAL(result,smb_vwv0,0xFF);
SSVAL(result,smb_vwv2,fsp->fnum);
SCVAL(result,smb_vwv3,LOCKING_ANDX_OPLOCK_RELEASE);
SCVAL(result,smb_vwv3+1,cmd);
}
void send_break_message_smb1(files_struct *fsp, int level)
{
struct smbXsrv_connection *xconn = NULL;
char break_msg[SMB1_BREAK_MESSAGE_LENGTH];
/*
* For SMB1 we only have one connection
*/
xconn = fsp->conn->sconn->client->connections;
new_break_message_smb1(fsp, level, break_msg);
show_msg(break_msg);
if (!smb1_srv_send(xconn,
break_msg, false, 0,
IS_CONN_ENCRYPTED(fsp->conn),
NULL)) {
exit_server_cleanly("send_break_message_smb1: "
"smb1_srv_send failed.");
}
}
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