vde-2/src/vde_over_ns/pstack.h

   1 /* ----------------------------------------------------------------------------
   2  *
   3     VDE_OVER_NS
   4         (C) 2007 Daniele Lacamera
   5
   6     Derived from:
   7     NSTX -- tunneling network-packets over DNS
   8
   9      (C) 2000 by Florian Heinz and Julien Oster
  10
  11     This program is free software; you can redistribute it and/or modify
  12     it under the terms of the GNU General Public License version 2, as
  13     published by the Free Software Foundation.
  14
  15     This program is distributed in the hope that it will be useful,
  16     but WITHOUT ANY WARRANTY; without even the implied warranty of
  17     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18     GNU General Public License for more details.
  19
  20     You should have received a copy of the GNU General Public License
  21     along with this program; if not, write to the Free Software
  22     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  23
  24   -------------------------------------------------------------------------- */
  25 #ifndef _NSTXHDR_H
  26 #error "Include nstx.h first"
  27 #endif
  28
  29 #ifndef NSTX_PSTACK_H
  30 #define NSTX_PSTACK_H
  31
  32 struct clist
  33 {
  34    int seq;
  35
  36    char *data;
  37    int len;
  38    struct clist *next;
  39 };
  40
  41 struct nstx_item {
  42    struct nstx_item *next;
  43    struct nstx_item *prev;
  44
  45    unsigned short id;
  46    unsigned int timestamp;
  47    int frc;
  48
  49    struct clist *chunks;
  50 };
  51
  52 struct nstx_senditem {
  53    struct nstx_senditem *next;
  54
  55    unsigned char *data;
  56    int id;
  57    int len;
  58    int offset;
  59    int seq;
  60 };
  61
  62 void nstx_handlepacket(const char *, size_t,
  63     void(*)(const char*, size_t));
  64 void init_pstack(int len);
  65
  66 #endif