/* Copyright (C) 2001-2025 Free Software Foundation, Inc. This file is part of GNU Inetutils. GNU Inetutils is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. GNU Inetutils is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see `http://www.gnu.org/licenses/'. */ #define PING_MAX_DATALEN (65535 - MAXIPLEN - MAXICMPLEN) extern unsigned options; #if !USE_IPV6 extern unsigned int suboptions; #endif extern PING *ping; extern unsigned char *data_buffer; extern size_t data_length; extern int ping_run (PING * ping, int (*finish) (void)); extern int ping_finish (void); extern void print_icmp_header (struct sockaddr_in *from, struct ip *ip, icmphdr_t * icmp, int len);