1/* 2 Unix SMB2 implementation. 3 4 Copyright (C) Stefan Metzmacher 2005 5 6 This program is free software; you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation; either version 3 of the License, or 9 (at your option) any later version. 10 11 This program is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 GNU General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with this program. If not, see <http://www.gnu.org/licenses/>. 18*/ 19 20#include "includes.h" 21#include "libcli/smb2/smb2.h" 22#include "smb_server/smb_server.h" 23#include "smb_server/smb2/smb2_server.h" 24 25static NTSTATUS smb2srv_keepalive_backend(struct smb2srv_request *req) 26{ 27 /* TODO: maybe update some flags on the connection struct */ 28 return NT_STATUS_OK; 29} 30 31static void smb2srv_keepalive_send(struct smb2srv_request *req) 32{ 33 NTSTATUS status; 34 35 if (NT_STATUS_IS_ERR(req->status)) { 36 smb2srv_send_error(req, req->status); 37 return; 38 } 39 40 status = smb2srv_setup_reply(req, 0x04, false, 0); 41 if (!NT_STATUS_IS_OK(status)) { 42 smbsrv_terminate_connection(req->smb_conn, nt_errstr(status)); 43 talloc_free(req); 44 return; 45 } 46 47 SSVAL(req->out.body, 0x02, 0); 48 49 smb2srv_send_reply(req); 50} 51 52void smb2srv_keepalive_recv(struct smb2srv_request *req) 53{ 54 uint16_t _pad; 55 56 if (req->in.body_size != 0x04) { 57 smb2srv_send_error(req, NT_STATUS_INVALID_PARAMETER); 58 return; 59 } 60 61 if (SVAL(req->in.body, 0x00) != 0x04) { 62 smb2srv_send_error(req, NT_STATUS_INVALID_PARAMETER); 63 return; 64 } 65 66 _pad = SVAL(req->in.body, 0x02); 67 68 req->status = smb2srv_keepalive_backend(req); 69 70 if (req->control_flags & SMB2SRV_REQ_CTRL_FLAG_NOT_REPLY) { 71 talloc_free(req); 72 return; 73 } 74 smb2srv_keepalive_send(req); 75} 76