root/source4/smb_server/smb2/keepalive.c

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DEFINITIONS

This source file includes following definitions.
  1. smb2srv_keepalive_backend
  2. smb2srv_keepalive_send
  3. smb2srv_keepalive_recv

   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/service_smb_proto.h"
  24 #include "smb_server/smb2/smb2_server.h"
  25 
  26 static NTSTATUS smb2srv_keepalive_backend(struct smb2srv_request *req)
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  27 {
  28         /* TODO: maybe update some flags on the connection struct */
  29         return NT_STATUS_OK;
  30 }
  31 
  32 static void smb2srv_keepalive_send(struct smb2srv_request *req)
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  33 {
  34         NTSTATUS status;
  35 
  36         if (NT_STATUS_IS_ERR(req->status)) {
  37                 smb2srv_send_error(req, req->status);
  38                 return;
  39         }
  40 
  41         status = smb2srv_setup_reply(req, 0x04, false, 0);
  42         if (!NT_STATUS_IS_OK(status)) {
  43                 smbsrv_terminate_connection(req->smb_conn, nt_errstr(status));
  44                 talloc_free(req);
  45                 return;
  46         }
  47 
  48         SSVAL(req->out.body, 0x02, 0);
  49 
  50         smb2srv_send_reply(req);
  51 }
  52 
  53 void smb2srv_keepalive_recv(struct smb2srv_request *req)
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  54 {
  55         uint16_t _pad;
  56 
  57         if (req->in.body_size != 0x04) {
  58                 smb2srv_send_error(req,  NT_STATUS_INVALID_PARAMETER);
  59                 return;
  60         }
  61 
  62         if (SVAL(req->in.body, 0x00) != 0x04) {
  63                 smb2srv_send_error(req,  NT_STATUS_INVALID_PARAMETER);
  64                 return;
  65         }
  66 
  67         _pad    = SVAL(req->in.body, 0x02);
  68 
  69         req->status = smb2srv_keepalive_backend(req);
  70 
  71         if (req->control_flags & SMB2SRV_REQ_CTRL_FLAG_NOT_REPLY) {
  72                 talloc_free(req);
  73                 return;
  74         }
  75         smb2srv_keepalive_send(req);
  76 }

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