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Made ping work with libc5 and libc6.
-Erik
This commit is contained in:
Eric Andersen
parent
e1e23eecab
commit
9ca57d377e
@ -1,6 +1,6 @@
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/* vi: set sw=4 ts=4: */
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/* vi: set sw=4 ts=4: */
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/*
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/*
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* $Id: ping.c,v 1.16 2000/06/07 20:38:15 proski Exp $
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* $Id: ping.c,v 1.17 2000/06/19 18:51:53 andersen Exp $
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* Mini ping implementation for busybox
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* Mini ping implementation for busybox
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*
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*
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* Copyright (C) 1999 by Randolph Chung <tausq@debian.org>
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* Copyright (C) 1999 by Randolph Chung <tausq@debian.org>
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@ -48,6 +48,88 @@
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#include <stdlib.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <errno.h>
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/* It turns out that libc5 doesn't have proper icmp support
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* built into it header files, so we have to supplement it */
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#if __GNU_LIBRARY__ < 5
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typedef unsigned int socklen_t;
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#define ICMP_MINLEN 8 /* abs minimum */
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struct icmp_ra_addr
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{
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u_int32_t ira_addr;
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u_int32_t ira_preference;
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};
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struct icmp
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{
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u_int8_t icmp_type; /* type of message, see below */
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u_int8_t icmp_code; /* type sub code */
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u_int16_t icmp_cksum; /* ones complement checksum of struct */
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union
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{
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u_char ih_pptr; /* ICMP_PARAMPROB */
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struct in_addr ih_gwaddr; /* gateway address */
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struct ih_idseq /* echo datagram */
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{
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u_int16_t icd_id;
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u_int16_t icd_seq;
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} ih_idseq;
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u_int32_t ih_void;
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/* ICMP_UNREACH_NEEDFRAG -- Path MTU Discovery (RFC1191) */
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struct ih_pmtu
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{
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u_int16_t ipm_void;
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u_int16_t ipm_nextmtu;
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} ih_pmtu;
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struct ih_rtradv
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{
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u_int8_t irt_num_addrs;
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u_int8_t irt_wpa;
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u_int16_t irt_lifetime;
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} ih_rtradv;
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} icmp_hun;
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#define icmp_pptr icmp_hun.ih_pptr
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#define icmp_gwaddr icmp_hun.ih_gwaddr
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#define icmp_id icmp_hun.ih_idseq.icd_id
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#define icmp_seq icmp_hun.ih_idseq.icd_seq
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#define icmp_void icmp_hun.ih_void
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#define icmp_pmvoid icmp_hun.ih_pmtu.ipm_void
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#define icmp_nextmtu icmp_hun.ih_pmtu.ipm_nextmtu
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#define icmp_num_addrs icmp_hun.ih_rtradv.irt_num_addrs
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#define icmp_wpa icmp_hun.ih_rtradv.irt_wpa
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#define icmp_lifetime icmp_hun.ih_rtradv.irt_lifetime
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union
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{
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struct
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{
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u_int32_t its_otime;
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u_int32_t its_rtime;
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u_int32_t its_ttime;
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} id_ts;
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struct
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{
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struct ip idi_ip;
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/* options and then 64 bits of data */
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} id_ip;
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struct icmp_ra_addr id_radv;
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u_int32_t id_mask;
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u_int8_t id_data[1];
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} icmp_dun;
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#define icmp_otime icmp_dun.id_ts.its_otime
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#define icmp_rtime icmp_dun.id_ts.its_rtime
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#define icmp_ttime icmp_dun.id_ts.its_ttime
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#define icmp_ip icmp_dun.id_ip.idi_ip
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#define icmp_radv icmp_dun.id_radv
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#define icmp_mask icmp_dun.id_mask
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#define icmp_data icmp_dun.id_data
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};
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#endif
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#define DEFDATALEN 56
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#define DEFDATALEN 56
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#define MAXIPLEN 60
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#define MAXIPLEN 60
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#define MAXICMPLEN 76
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#define MAXICMPLEN 76
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@ -477,7 +559,7 @@ extern int ping_main(int argc, char **argv)
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myid = getpid() & 0xFFFF;
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myid = getpid() & 0xFFFF;
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ping(*argv);
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ping(*argv);
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exit(TRUE);
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return(TRUE);
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}
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}
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#endif /* ! BB_SIMPLE_PING */
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#endif /* ! BB_SIMPLE_PING */
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86
ping.c
86
ping.c
@ -1,6 +1,6 @@
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/* vi: set sw=4 ts=4: */
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/* vi: set sw=4 ts=4: */
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/*
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/*
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* $Id: ping.c,v 1.16 2000/06/07 20:38:15 proski Exp $
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* $Id: ping.c,v 1.17 2000/06/19 18:51:53 andersen Exp $
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* Mini ping implementation for busybox
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* Mini ping implementation for busybox
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*
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*
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* Copyright (C) 1999 by Randolph Chung <tausq@debian.org>
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* Copyright (C) 1999 by Randolph Chung <tausq@debian.org>
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@ -48,6 +48,88 @@
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#include <stdlib.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <errno.h>
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/* It turns out that libc5 doesn't have proper icmp support
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* built into it header files, so we have to supplement it */
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#if __GNU_LIBRARY__ < 5
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typedef unsigned int socklen_t;
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#define ICMP_MINLEN 8 /* abs minimum */
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struct icmp_ra_addr
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{
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u_int32_t ira_addr;
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u_int32_t ira_preference;
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};
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struct icmp
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{
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u_int8_t icmp_type; /* type of message, see below */
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u_int8_t icmp_code; /* type sub code */
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u_int16_t icmp_cksum; /* ones complement checksum of struct */
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union
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{
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u_char ih_pptr; /* ICMP_PARAMPROB */
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struct in_addr ih_gwaddr; /* gateway address */
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struct ih_idseq /* echo datagram */
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{
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u_int16_t icd_id;
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u_int16_t icd_seq;
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} ih_idseq;
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u_int32_t ih_void;
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/* ICMP_UNREACH_NEEDFRAG -- Path MTU Discovery (RFC1191) */
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struct ih_pmtu
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{
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u_int16_t ipm_void;
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u_int16_t ipm_nextmtu;
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} ih_pmtu;
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struct ih_rtradv
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{
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u_int8_t irt_num_addrs;
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u_int8_t irt_wpa;
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u_int16_t irt_lifetime;
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} ih_rtradv;
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} icmp_hun;
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#define icmp_pptr icmp_hun.ih_pptr
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#define icmp_gwaddr icmp_hun.ih_gwaddr
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#define icmp_id icmp_hun.ih_idseq.icd_id
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#define icmp_seq icmp_hun.ih_idseq.icd_seq
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#define icmp_void icmp_hun.ih_void
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#define icmp_pmvoid icmp_hun.ih_pmtu.ipm_void
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#define icmp_nextmtu icmp_hun.ih_pmtu.ipm_nextmtu
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#define icmp_num_addrs icmp_hun.ih_rtradv.irt_num_addrs
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#define icmp_wpa icmp_hun.ih_rtradv.irt_wpa
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#define icmp_lifetime icmp_hun.ih_rtradv.irt_lifetime
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union
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{
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struct
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{
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u_int32_t its_otime;
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u_int32_t its_rtime;
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u_int32_t its_ttime;
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} id_ts;
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struct
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{
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struct ip idi_ip;
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/* options and then 64 bits of data */
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} id_ip;
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struct icmp_ra_addr id_radv;
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u_int32_t id_mask;
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u_int8_t id_data[1];
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} icmp_dun;
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#define icmp_otime icmp_dun.id_ts.its_otime
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#define icmp_rtime icmp_dun.id_ts.its_rtime
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#define icmp_ttime icmp_dun.id_ts.its_ttime
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#define icmp_ip icmp_dun.id_ip.idi_ip
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#define icmp_radv icmp_dun.id_radv
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#define icmp_mask icmp_dun.id_mask
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#define icmp_data icmp_dun.id_data
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};
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#endif
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#define DEFDATALEN 56
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#define DEFDATALEN 56
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#define MAXIPLEN 60
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#define MAXIPLEN 60
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#define MAXICMPLEN 76
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#define MAXICMPLEN 76
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@ -477,7 +559,7 @@ extern int ping_main(int argc, char **argv)
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myid = getpid() & 0xFFFF;
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myid = getpid() & 0xFFFF;
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ping(*argv);
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ping(*argv);
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exit(TRUE);
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return(TRUE);
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}
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}
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#endif /* ! BB_SIMPLE_PING */
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#endif /* ! BB_SIMPLE_PING */
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