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75 lines
2.0 KiB
C
75 lines
2.0 KiB
C
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/*
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Unix SMB/CIFS implementation.
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SMB2 client oplock break handling
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Copyright (C) Stefan Metzmacher 2008
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "libcli/smb2/smb2.h"
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#include "libcli/smb2/smb2_calls.h"
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/*
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send a break request
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*/
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struct smb2_request *smb2_break_send(struct smb2_tree *tree, struct smb2_break *io)
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{
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struct smb2_request *req;
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req = smb2_request_init_tree(tree, SMB2_OP_BREAK, 0x18, false, 0);
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if (req == NULL) return NULL;
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SCVAL(req->out.body, 0x02, io->in.oplock_level);
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SCVAL(req->out.body, 0x03, io->in.reserved);
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SIVAL(req->out.body, 0x04, io->in.reserved2);
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smb2_push_handle(req->out.body+0x08, &io->in.file.handle);
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smb2_transport_send(req);
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return req;
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}
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/*
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recv a break reply
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*/
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NTSTATUS smb2_break_recv(struct smb2_request *req, struct smb2_break *io)
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{
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if (!smb2_request_receive(req) ||
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!smb2_request_is_ok(req)) {
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return smb2_request_destroy(req);
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}
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SMB2_CHECK_PACKET_RECV(req, 0x18, false);
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io->out.oplock_level = CVAL(req->in.body, 0x02);
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io->out.reserved = CVAL(req->in.body, 0x03);
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io->out.reserved2 = IVAL(req->in.body, 0x04);
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smb2_pull_handle(req->in.body+0x08, &io->out.file.handle);
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return smb2_request_destroy(req);
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}
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/*
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sync flush request
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*/
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NTSTATUS smb2_break(struct smb2_tree *tree, struct smb2_break *io)
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{
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struct smb2_request *req = smb2_break_send(tree, io);
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return smb2_break_recv(req, io);
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}
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