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Diffstat (limited to 'lwip/src/include/lwip/ip4.h')
| -rw-r--r-- | lwip/src/include/lwip/ip4.h | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/lwip/src/include/lwip/ip4.h b/lwip/src/include/lwip/ip4.h new file mode 100644 index 0000000..fd35a33 --- /dev/null +++ b/lwip/src/include/lwip/ip4.h @@ -0,0 +1,111 @@ +/** + * @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 */ + + |