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samba-mirror/source4/libcli/smb2/lease_break.c
Zach Loafman afa71fbad9 s4:smb2: Add lease break support for SMB2.1
Add the structures and marshalling for the lease break variants of the
oplock break / oplock break ack messages.
2009-04-01 08:30:25 -07:00

82 lines
2.4 KiB
C

/*
Unix SMB/CIFS implementation.
SMB2 client oplock break handling
Copyright (C) Zachary Loafman 2009
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 "libcli/smb2/smb2.h"
#include "libcli/smb2/smb2_calls.h"
/*
Send a Lease Break Acknowledgement
*/
struct smb2_request *smb2_lease_break_ack_send(struct smb2_tree *tree,
struct smb2_lease_break_ack *io)
{
struct smb2_request *req;
req = smb2_request_init_tree(tree, SMB2_OP_BREAK, 0x24, false, 0);
if (req == NULL) return NULL;
SIVAL(req->out.body, 0x02, io->in.reserved);
SIVAL(req->out.body, 0x04, io->in.lease.lease_flags);
memcpy(req->out.body+0x8, &io->in.lease.lease_key,
sizeof(struct smb2_lease_key));
SIVAL(req->out.body, 0x18, io->in.lease.lease_state);
SBVAL(req->out.body, 0x1C, io->in.lease.lease_duration);
smb2_transport_send(req);
return req;
}
/*
Receive a Lease Break Response
*/
NTSTATUS smb2_lease_break_ack_recv(struct smb2_request *req,
struct smb2_lease_break_ack *io)
{
if (!smb2_request_receive(req) ||
!smb2_request_is_ok(req)) {
return smb2_request_destroy(req);
}
SMB2_CHECK_PACKET_RECV(req, 0x24, false);
io->out.reserved = IVAL(req->in.body, 0x02);
io->out.lease.lease_flags = IVAL(req->in.body, 0x04);
memcpy(&io->out.lease.lease_key, req->in.body+0x8,
sizeof(struct smb2_lease_key));
io->out.lease.lease_state = IVAL(req->in.body, 0x18);
io->out.lease.lease_duration = IVAL(req->in.body, 0x1C);
return smb2_request_destroy(req);
}
/*
sync flush request
*/
NTSTATUS smb2_lease_break_ack(struct smb2_tree *tree,
struct smb2_lease_break_ack *io)
{
struct smb2_request *req = smb2_lease_break_ack_send(tree, io);
return smb2_lease_break_ack_recv(req, io);
}