vde-2/src/vde_vxlan/vxlan_hash.h

   1 /*
   2  * VDE - vde_vxlan Network emulator for vde
   3  * Copyright (C) 2014 Renzo Davoli, Alessandro Ghedini VirtualSquare
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301, USA.
  18  */
  19
  20 #include <netinet/in.h>
  21
  22 #ifndef __HASH_H__
  23 #define __HASH_H__
  24
  25 extern int find_in_hash(unsigned char *dst, int vlan, in_addr_t *out);
  26 extern int find_in_hash_update(unsigned char *dst, int vlan, in_addr_t port, in_addr_t *out);
  27
  28 extern in_addr_t find_in_hash_v6(unsigned char *dst, int vlan, unsigned char *out);
  29 extern in_addr_t find_in_hash_update_v6(unsigned char *dst, int vlan, unsigned char *port, unsigned char *out);
  30
  31 extern void hash_gc(void);
  32
  33 extern void hash_init(int hash_size);
  34
  35 #endif