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/*
This file is part of GNUnet.
(C) 2010 Christian Grothoff
GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
by the Free Software Foundation; either version 3, or (at your
option) any later version.
GNUnet is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNUnet; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
/**
* @file vpn/gnunet-daemon-vpn.h
* @brief
* @author Philipp Toelke
*/
#ifndef GNUNET_DAEMON_VPN_H
#define GNUNET_DAEMON_VPN_H
#include "gnunet_dns_service.h"
struct answer_packet_list
{
struct answer_packet_list *next GNUNET_PACKED;
struct answer_packet_list *prev GNUNET_PACKED;
struct GNUNET_SERVER_Client *client;
struct answer_packet pkt;
};
extern struct answer_packet_list *answer_proc_head;
extern struct answer_packet_list *answer_proc_tail;
extern struct GNUNET_DNS_Handle *dns_handle;
void
send_icmp6_response (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc);
void
send_icmp4_response (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc);
size_t
send_udp_service (void *cls, size_t size, void *buf);
GNUNET_HashCode *
address6_mapping_exists (struct in6_addr *v6addr);
GNUNET_HashCode *
address4_mapping_exists (uint32_t addr);
unsigned int
port_in_ports (uint64_t ports, uint16_t port);
void
send_pkt_to_peer (void *cls, const struct GNUNET_PeerIdentity *peer,
const struct GNUNET_ATS_Information *atsi);
/**
* The configuration to use
*/
extern const struct GNUNET_CONFIGURATION_Handle *cfg;
/**
* The handle to mesh
*/
extern struct GNUNET_MESH_Handle *mesh_handle;
/**
* The hashmap containing the mappings from ipv6-addresses to gnunet-descriptors
*/
extern struct GNUNET_CONTAINER_MultiHashMap *hashmap;
struct map_entry
{
/** The description of the service (used for service) */
struct GNUNET_vpn_service_descriptor desc;
/** The real address of the service (used for remote) */
char addrlen;
char addr[16];
struct GNUNET_MESH_Tunnel *tunnel;
uint16_t namelen;
char additional_ports[8192];
struct GNUNET_CONTAINER_HeapNode *heap_node;
GNUNET_HashCode hash;
/**
* After this struct the name is located in DNS-Format!
*/
};
/**
* Checks if a bit is active in the bitArray
*
* @param bitArray memory area to set the bit in
* @param bitIdx which bit to test
* @return GNUNET_YES if the bit is set, GNUNET_NO if not.
*/
int
testBit (char *bitArray, unsigned int bitIdx);
struct remote_addr
{
char addrlen;
unsigned char addr[16];
char proto;
};
struct tunnel_state
{
struct GNUNET_MESH_TransmitHandle *th;
struct tunnel_notify_queue *head, *tail;
int addrlen;
};
#endif /* end of include guard: GNUNET-DAEMON-VPN_H */
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