| 1 | /*
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| 2 | Unix SMB2 implementation.
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| 3 |
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| 4 | Copyright (C) Stefan Metzmacher 2005
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| 5 |
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| 6 | This program is free software; you can redistribute it and/or modify
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| 7 | it under the terms of the GNU General Public License as published by
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| 8 | the Free Software Foundation; either version 3 of the License, or
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| 9 | (at your option) any later version.
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| 10 |
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| 11 | This program is distributed in the hope that it will be useful,
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| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | GNU General Public License for more details.
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| 15 |
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| 16 | You should have received a copy of the GNU General Public License
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| 17 | along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 18 | */
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| 19 |
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| 20 | #include "includes.h"
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| 21 | #include "libcli/smb2/smb2.h"
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| 22 | #include "smb_server/smb_server.h"
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| 23 | #include "smb_server/smb2/smb2_server.h"
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| 24 |
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| 25 | static NTSTATUS smb2srv_keepalive_backend(struct smb2srv_request *req)
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| 26 | {
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| 27 | /* TODO: maybe update some flags on the connection struct */
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| 28 | return NT_STATUS_OK;
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| 29 | }
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| 30 |
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| 31 | static void smb2srv_keepalive_send(struct smb2srv_request *req)
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| 32 | {
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| 33 | NTSTATUS status;
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| 34 |
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| 35 | if (NT_STATUS_IS_ERR(req->status)) {
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| 36 | smb2srv_send_error(req, req->status);
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| 37 | return;
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| 38 | }
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| 39 |
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| 40 | status = smb2srv_setup_reply(req, 0x04, false, 0);
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| 41 | if (!NT_STATUS_IS_OK(status)) {
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| 42 | smbsrv_terminate_connection(req->smb_conn, nt_errstr(status));
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| 43 | talloc_free(req);
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| 44 | return;
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| 45 | }
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| 46 |
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| 47 | SSVAL(req->out.body, 0x02, 0);
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| 48 |
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| 49 | smb2srv_send_reply(req);
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| 50 | }
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| 51 |
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| 52 | void smb2srv_keepalive_recv(struct smb2srv_request *req)
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| 53 | {
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| 54 | uint16_t _pad;
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| 55 |
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| 56 | if (req->in.body_size != 0x04) {
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| 57 | smb2srv_send_error(req, NT_STATUS_INVALID_PARAMETER);
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| 58 | return;
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| 59 | }
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| 60 |
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| 61 | if (SVAL(req->in.body, 0x00) != 0x04) {
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| 62 | smb2srv_send_error(req, NT_STATUS_INVALID_PARAMETER);
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| 63 | return;
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| 64 | }
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| 65 |
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| 66 | _pad = SVAL(req->in.body, 0x02);
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| 67 |
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| 68 | req->status = smb2srv_keepalive_backend(req);
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| 69 |
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| 70 | if (req->control_flags & SMB2SRV_REQ_CTRL_FLAG_NOT_REPLY) {
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| 71 | talloc_free(req);
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| 72 | return;
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| 73 | }
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| 74 | smb2srv_keepalive_send(req);
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| 75 | }
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