1 /** 2 * @file 3 * raw API internal implementations (do not use in application code) 4 */ 5 6 /* 7 * Copyright (c) 2001-2004 Swedish Institute of Computer Science. 8 * All rights reserved. 9 * 10 * Redistribution and use in source and binary forms, with or without modification, 11 * are permitted provided that the following conditions are met: 12 * 13 * 1. Redistributions of source code must retain the above copyright notice, 14 * this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright notice, 16 * this list of conditions and the following disclaimer in the documentation 17 * and/or other materials provided with the distribution. 18 * 3. The name of the author may not be used to endorse or promote products 19 * derived from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 22 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 23 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 24 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 26 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 29 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 30 * OF SUCH DAMAGE. 31 * 32 * This file is part of the lwIP TCP/IP stack. 33 * 34 * Author: Adam Dunkels <adam@sics.se> 35 * 36 */ 37 #ifndef LWIP_HDR_RAW_PRIV_H 38 #define LWIP_HDR_RAW_PRIV_H 39 40 #include "lwip/opt.h" 41 42 #if LWIP_RAW /* don't build if not configured for use in lwipopts.h */ 43 44 #include "lwip/raw.h" 45 46 #ifdef __cplusplus 47 extern "C" { 48 #endif 49 50 /** return codes for raw_input */ 51 typedef enum raw_input_state 52 { 53 RAW_INPUT_NONE = 0, /* pbuf did not match any pcbs */ 54 RAW_INPUT_EATEN, /* pbuf handed off and delivered to pcb */ 55 RAW_INPUT_DELIVERED /* pbuf only delivered to pcb (pbuf can still be referenced) */ 56 } raw_input_state_t; 57 58 /* The following functions are the lower layer interface to RAW. */ 59 raw_input_state_t raw_input(struct pbuf *p, struct netif *inp); 60 61 void raw_netif_ip_addr_changed(const ip_addr_t* old_addr, const ip_addr_t* new_addr); 62 63 #ifdef __cplusplus 64 } 65 #endif 66 67 #endif /* LWIP_RAW */ 68 69 #endif /* LWIP_HDR_RAW_PRIV_H */ 70