source/libcli/climessage.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    client message handling routines
   4    Copyright (C) Andrew Tridgell 1994-1998
   5    Copyright (C) James J Myers 2003  <myersjj@samba.org>
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, write to the Free Software
  19    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20 */
  21
  22 #include "includes.h"
  23 #include "libcli/raw/libcliraw.h"
  24
  25
  26 /****************************************************************************
  27 start a message sequence
  28 ****************************************************************************/
  29 BOOL smbcli_message_start(struct smbcli_tree *tree, const char *host, const char *username,
  30                        int *grp)
  31 {
  32         struct smbcli_request *req;
  33
  34         req = smbcli_request_setup(tree, SMBsendstrt, 0, 0);
  35         smbcli_req_append_string(req, username, STR_TERMINATE);
  36         smbcli_req_append_string(req, host, STR_TERMINATE);
  37         if (!smbcli_request_send(req) ||
  38             !smbcli_request_receive(req) ||
  39             smbcli_is_error(tree)) {
  40                 smbcli_request_destroy(req);
  41                 return False;
  42         }
  43
  44         *grp = SVAL(req->in.vwv, VWV(0));
  45         smbcli_request_destroy(req);
  46
  47         return True;
  48 }
  49
  50
  51 /****************************************************************************
  52 send a message
  53 ****************************************************************************/
  54 BOOL smbcli_message_text(struct smbcli_tree *tree, char *msg, int len, int grp)
  55 {
  56         struct smbcli_request *req;
  57
  58         req = smbcli_request_setup(tree, SMBsendtxt, 1, 0);
  59         SSVAL(req->out.vwv, VWV(0), grp);
  60
  61         smbcli_req_append_bytes(req, (const uint8_t *)msg, len);
  62
  63         if (!smbcli_request_send(req) ||
  64             !smbcli_request_receive(req) ||
  65             smbcli_is_error(tree)) {
  66                 smbcli_request_destroy(req);
  67                 return False;
  68         }
  69
  70         smbcli_request_destroy(req);
  71         return True;
  72 }
  73
  74 /****************************************************************************
  75 end a message
  76 ****************************************************************************/
  77 BOOL smbcli_message_end(struct smbcli_tree *tree, int grp)
  78 {
  79         struct smbcli_request *req;
  80
  81         req = smbcli_request_setup(tree, SMBsendend, 1, 0);
  82         SSVAL(req->out.vwv, VWV(0), grp);
  83
  84         if (!smbcli_request_send(req) ||
  85             !smbcli_request_receive(req) ||
  86             smbcli_is_error(tree)) {
  87                 smbcli_request_destroy(req);
  88                 return False;
  89         }
  90
  91         smbcli_request_destroy(req);
  92         return True;
  93 }
  94