1 /* 2 * Copyright (c) 2016 The MINIX 3 Project. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without modification, 6 * are permitted provided that the following conditions are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, 9 * this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 3. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 19 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 21 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 24 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 25 * OF SUCH DAMAGE. 26 * 27 * Author: David van Moolenbroek <david@minix3.org> 28 */ 29 30 #ifndef LWIP_HDR_CONTRIB_ADDONS_TCP_ISN_H 31 #define LWIP_HDR_CONTRIB_ADDONS_TCP_ISN_H 32 33 #include "lwip/opt.h" 34 #include "lwip/ip_addr.h" 35 36 #ifdef __cplusplus 37 extern "C" { 38 #endif 39 40 void lwip_init_tcp_isn(u32_t boot_time, const u8_t *secret_16_bytes); 41 u32_t lwip_hook_tcp_isn(const ip_addr_t *local_ip, u16_t local_port, 42 const ip_addr_t *remote_ip, u16_t remote_port); 43 44 #ifdef __cplusplus 45 } 46 #endif 47 48 #endif /* LWIP_HDR_CONTRIB_ADDONS_TCP_ISN_H */ 49