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/*
* Ouroboros - Copyright (C) 2016 - 2017
*
* IPCP definitions and policies
*
* Dimitri Staessens <dimitri.staessens@ugent.be>
* Sander Vrijders <sander.vrijders@ugent.be>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* version 2.1 as published by the Free Software Foundation.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#ifndef OUROBOROS_IPCP_H
#define OUROBOROS_IPCP_H
#include <stdint.h>
#include <unistd.h>
#include <stdbool.h>
/*
* NOTE: the IRMd uses this order to select an IPCP
* for flow allocation
*/
enum ipcp_type {
IPCP_LOCAL = 0,
IPCP_SHIM_ETH_LLC,
IPCP_SHIM_UDP,
IPCP_NORMAL
};
/* Normal IPCP policies */
enum pol_addr_auth {
FLAT_RANDOM = 0
};
enum pol_gam {
COMPLETE = 0
};
enum pol_routing {
LINK_STATE = 0
};
/* Hash algorithms */
enum hash_algo {
HASH_CRC32 = 0,
HASH_MD5,
HASH_SHA3_224,
HASH_SHA3_256,
HASH_SHA3_384,
HASH_SHA3_512
};
#define DIF_NAME_SIZE 256
/* Info reported back to the IRMd about the DIF on enrollment */
struct dif_info {
char dif_name[DIF_NAME_SIZE];
enum hash_algo dir_hash_algo;
};
/* Structure to configure the first IPCP */
struct ipcp_config {
struct dif_info dif_info;
enum ipcp_type type;
/* Normal */
uint8_t addr_size;
uint8_t fd_size;
bool has_ttl;
enum pol_addr_auth addr_auth_type;
enum pol_gam dt_gam_type;
enum pol_gam rm_gam_type;
enum pol_routing routing_type;
/* Shim UDP */
uint32_t ip_addr;
uint32_t dns_addr;
/* Shim Ethernet LLC */
char * if_name;
};
#endif /* OUROBOROS_IPCP_H */
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