/*
* Copyright (c) 2024 Jiri Svoboda
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/** @addtogroup inetsrv
* @{
*/
/**
* @file
* @brief
*/
#ifndef INETSRV_H_
#define INETSRV_H_
#include <adt/list.h>
#include <stdbool.h>
#include <inet/addr.h>
#include <inet/eth_addr.h>
#include <inet/iplink.h>
#include <ipc/loc.h>
#include <sif.h>
#include <stddef.h>
#include <stdint.h>
#include <types/inet.h>
#include <async.h>
/** Inet Client */
typedef struct {
async_sess_t *sess;
uint8_t protocol;
link_t client_list;
} inet_client_t;
/** Inetping Client */
typedef struct {
/** Callback session */
async_sess_t *sess;
/** Session identifier */
uint16_t ident;
/** Link to client list */
link_t client_list;
} inetping_client_t;
/** Inetping6 Client */
typedef struct {
/** Callback session */
async_sess_t *sess;
/** Session identifier */
uint16_t ident;
/** Link to client list */
link_t client_list;
} inetping6_client_t;
typedef struct {
/** Local link ID */
service_id_t link_id;
/** Source address */
inet_addr_t src;
/** Destination address */
inet_addr_t dest;
/** Type of service */
uint8_t tos;
/** Protocol */
uint8_t proto;
/** Time to live */
uint8_t ttl;
/** Identifier */
uint32_t ident;
/** Do not fragment */
bool df;
/** More fragments */
bool mf;
/** Offset of fragment into datagram, in bytes */
size_t offs;
/** Packet data */
void *data;
/** Packet data size in bytes */
size_t size;
} inet_packet_t;
typedef struct {
link_t link_list;
service_id_t svc_id;
char *svc_name;
async_sess_t *sess;
iplink_t *iplink;
size_t def_mtu;
eth_addr_t mac;
bool mac_valid;
} inet_link_t;
/** Link information needed for autoconfiguration */
typedef struct {
service_id_t svc_id;
char *svc_name;
} inet_link_cfg_info_t;
/** Address object */
typedef struct {
/** Link to list of addresses */
link_t addr_list;
/** Address object ID */
sysarg_t id;
/** Network address */
inet_naddr_t naddr;
/** Underlying IP link */
inet_link_t *ilink;
/** Address name */
char *name;
/** Temporary object */
bool temp;
} inet_addrobj_t;
/** Static route configuration */
typedef struct {
link_t sroute_list;
/** ID */
sysarg_t id;
/** Destination network */
inet_naddr_t dest;
/** Router via which to route packets */
inet_addr_t router;
/** Route name */
char *name;
/** Temporary route */
bool temp;
} inet_sroute_t;
typedef enum {
/** Destination is on this network node */
dt_local,
/** Destination is directly reachable */
dt_direct,
/** Destination is behind a router */
dt_router
} inet_dir_type_t;
/** Direction (next hop) to a destination */
typedef struct {
/** Route type */
inet_dir_type_t dtype;
/** Address object (direction) */
inet_addrobj_t *aobj;
/** Local destination address */
inet_addr_t ldest;
} inet_dir_t;
/** Internet server configuration */
typedef struct {
/** Configuration file path */
char *cfg_path;
} inet_cfg_t;
extern inet_cfg_t *cfg;
extern errno_t inet_ev_recv(inet_client_t *, inet_dgram_t *);
extern errno_t inet_recv_packet(inet_packet_t *);
extern errno_t inet_route_packet(inet_dgram_t *, uint8_t, uint8_t, int);
extern errno_t inet_get_srcaddr(inet_addr_t *, uint8_t, inet_addr_t *);
extern errno_t inet_recv_dgram_local(inet_dgram_t *, uint8_t);
#endif
/** @}
*/