Made ping work with libc5 and libc6.

-Erik
This commit is contained in:
Eric Andersen 2000-06-19 18:51:53 +00:00
parent e1e23eecab
commit 9ca57d377e
2 changed files with 168 additions and 4 deletions

View File

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

86
ping.c
View File

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