1 /* 2 * Copyright (c) 2001-2004 Swedish Institute of Computer Science. 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 * This file is part of the lwIP TCP/IP stack. 28 * 29 */ 30 31 #ifndef LWIP_PING_H 32 #define LWIP_PING_H 33 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 /** 39 * PING_USE_SOCKETS: Set to 1 to use sockets, otherwise the raw api is used 40 */ 41 #ifndef PING_USE_SOCKETS 42 #define PING_USE_SOCKETS LWIP_SOCKET 43 #endif 44 45 46 int ping_init(void) __attribute__ ((deprecated)); 47 48 #ifdef ESP_PING 49 void ping_deinit(void) __attribute__ ((deprecated)); 50 #endif 51 52 #if !PING_USE_SOCKETS 53 void ping_send_now(void); 54 #endif /* !PING_USE_SOCKETS */ 55 56 #ifdef __cplusplus 57 } 58 #endif 59 60 #endif /* LWIP_PING_H */ 61
