source4/include/request.h

   1 #ifndef _REQUEST_H
   2 #define _REQUEST_H
   3 /*
   4    Unix SMB/CIFS implementation.
   5    SMB parameters and setup
   6    Copyright (C) Andrew Tridgell 2003
   7    Copyright (C) James Myers 2003 <myersjj@samba.org>
   8
   9    This program is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 2 of the License, or
  12    (at your option) any later version.
  13
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with this program; if not, write to the Free Software
  21    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  22 */
  23
  24 #include "signing.h"
  25
  26 /*
  27   Shared state structure between client and server, representing the basic packet.
  28 */
  29
  30 struct request_buffer {
  31         /* the raw SMB buffer, including the 4 byte length header */
  32         uint8_t *buffer;
  33
  34         /* the size of the raw buffer, including 4 byte header */
  35         uint_t size;
  36
  37         /* how much has been allocated - on reply the buffer is over-allocated to
  38            prevent too many realloc() calls
  39         */
  40         uint_t allocated;
  41
  42         /* the start of the SMB header - this is always buffer+4 */
  43         uint8_t *hdr;
  44
  45         /* the command words and command word count. vwv points
  46            into the raw buffer */
  47         uint8_t *vwv;
  48         uint_t wct;
  49
  50         /* the data buffer and size. data points into the raw buffer */
  51         uint8_t *data;
  52         uint_t data_size;
  53
  54         /* ptr is used as a moving pointer into the data area
  55          * of the packet. The reason its here and not a local
  56          * variable in each function is that when a realloc of
  57          * a send packet is done we need to move this
  58          * pointer */
  59         uint8_t *ptr;
  60 };
  61
  62 #endif