| /** |
| * @file |
| * IPv4 API |
| */ |
| |
| /* |
| * Copyright (c) 2001-2004 Swedish Institute of Computer Science. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without modification, |
| * are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. |
| * 2. 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. |
| * 3. 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. |
| * |
| * This file is part of the lwIP TCP/IP stack. |
| * |
| * Author: Adam Dunkels <adam@sics.se> |
| * |
| */ |
| #ifndef LWIP_HDR_IP4_H |
| #define LWIP_HDR_IP4_H |
| |
| #include "lwip/opt.h" |
| |
| #if LWIP_IPV4 |
| |
| #include "lwip/def.h" |
| #include "lwip/pbuf.h" |
| #include "lwip/ip4_addr.h" |
| #include "lwip/err.h" |
| #include "lwip/netif.h" |
| #include "lwip/prot/ip4.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #ifdef LWIP_HOOK_IP4_ROUTE_SRC |
| #define LWIP_IPV4_SRC_ROUTING 1 |
| #else |
| #define LWIP_IPV4_SRC_ROUTING 0 |
| #endif |
| |
| /** Currently, the function ip_output_if_opt() is only used with IGMP */ |
| #define IP_OPTIONS_SEND (LWIP_IPV4 && LWIP_IGMP) |
| |
| #define ip_init() /* Compatibility define, no init needed. */ |
| struct netif *ip4_route(const ip4_addr_t *dest); |
| #if LWIP_IPV4_SRC_ROUTING |
| struct netif *ip4_route_src(const ip4_addr_t *src, const ip4_addr_t *dest); |
| #else /* LWIP_IPV4_SRC_ROUTING */ |
| #define ip4_route_src(src, dest) ip4_route(dest) |
| #endif /* LWIP_IPV4_SRC_ROUTING */ |
| err_t ip4_input(struct pbuf *p, struct netif *inp); |
| err_t ip4_output(struct pbuf *p, const ip4_addr_t *src, const ip4_addr_t *dest, |
| u8_t ttl, u8_t tos, u8_t proto); |
| err_t ip4_output_if(struct pbuf *p, const ip4_addr_t *src, const ip4_addr_t *dest, |
| u8_t ttl, u8_t tos, u8_t proto, struct netif *netif); |
| err_t ip4_output_if_src(struct pbuf *p, const ip4_addr_t *src, const ip4_addr_t *dest, |
| u8_t ttl, u8_t tos, u8_t proto, struct netif *netif); |
| #if LWIP_NETIF_USE_HINTS |
| err_t ip4_output_hinted(struct pbuf *p, const ip4_addr_t *src, const ip4_addr_t *dest, |
| u8_t ttl, u8_t tos, u8_t proto, struct netif_hint *netif_hint); |
| #endif /* LWIP_NETIF_USE_HINTS */ |
| #if IP_OPTIONS_SEND |
| err_t ip4_output_if_opt(struct pbuf *p, const ip4_addr_t *src, const ip4_addr_t *dest, |
| u8_t ttl, u8_t tos, u8_t proto, struct netif *netif, void *ip_options, |
| u16_t optlen); |
| err_t ip4_output_if_opt_src(struct pbuf *p, const ip4_addr_t *src, const ip4_addr_t *dest, |
| u8_t ttl, u8_t tos, u8_t proto, struct netif *netif, void *ip_options, |
| u16_t optlen); |
| #endif /* IP_OPTIONS_SEND */ |
| |
| #if LWIP_MULTICAST_TX_OPTIONS |
| void ip4_set_default_multicast_netif(struct netif* default_multicast_netif); |
| #endif /* LWIP_MULTICAST_TX_OPTIONS */ |
| |
| #define ip4_netif_get_local_ip(netif) (((netif) != NULL) ? netif_ip_addr4(netif) : NULL) |
| |
| #if IP_DEBUG |
| void ip4_debug_print(struct pbuf *p); |
| #else |
| #define ip4_debug_print(p) |
| #endif /* IP_DEBUG */ |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* LWIP_IPV4 */ |
| |
| #endif /* LWIP_HDR_IP_H */ |
| |
| |