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- Log -----------------------------------------------------------------
http://git.savannah.gnu.org/cgit/inetutils.git/commit/?id=3853b33cf34fcf0773a861947bfd9b7b7731815f
commit 3853b33cf34fcf0773a861947bfd9b7b7731815f
Author: Mats Erik Andersson <[email protected]>
Date: Thu Jan 17 01:51:12 2013 +0100
ping6: Verbose packet info.
diff --git a/ChangeLog b/ChangeLog
index a9a190b..6afd5d9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2013-01-17 Mats Erik Andersson <[email protected]>
+
+ * ping/ping6.c: Include <arpa/inet.h>.
+ (print_ip_data): New function.
+ (print_icmp_error): In verbose mode, let print_ip_data()
+ display information on returned packet.
+
+ * ping/ping_echo.c (print_icmp): Use bitwise-and in test.
+
2013-01-16 Mats Erik Andersson <[email protected]>
* ping/ping_echo.c (print_ip_header): Empirically test
diff --git a/NEWS b/NEWS
index e5a9fea..f7b703c 100644
--- a/NEWS
+++ b/NEWS
@@ -66,7 +66,8 @@ Can be built with PAM support. New option `-l/--logging'.
* rlogind
-Support for IPv6. New switches `-4/--ipv4', `-6/--ipv6',
+Support for IPv6. Buildable with libwrap support for use in
+stand-alone daemon mode. New switches `-4/--ipv4', `-6/--ipv6',
and `-S/--server-principal'.
* rshd
diff --git a/ping/ping6.c b/ping/ping6.c
index ff3f4b7..77b4f03 100644
--- a/ping/ping6.c
+++ b/ping/ping6.c
@@ -31,6 +31,7 @@
#include <netinet/in.h>
#include <netinet/ip6.h>
#include <netinet/icmp6.h>
+#include <arpa/inet.h>
#include <netdb.h>
#include <unistd.h>
@@ -662,6 +663,58 @@ print_param_prob (struct icmp6_hdr *icmp6)
printf ("Unknown code %d\n", icmp6->icmp6_code);
}
+void
+print_ip_data (struct icmp6_hdr *icmp6)
+{
+ size_t j;
+ struct ip6_hdr *ip = (struct ip6_hdr *) ((char *) icmp6 + sizeof (*icmp6));
+ char src[INET6_ADDRSTRLEN], dst[INET6_ADDRSTRLEN];
+
+ (void) inet_ntop (AF_INET6, &ip->ip6_dst, dst, sizeof (dst));
+ (void) inet_ntop (AF_INET6, &ip->ip6_src, src, sizeof (src));
+
+ printf ("IP Header Dump:\n ");
+ for (j = 0; j < sizeof (*ip) - sizeof (ip->ip6_src) - sizeof (ip->ip6_dst);
++j)
+ printf ("%02x%s", *((unsigned char *) ip + j),
+ (j % 2) ? " " : ""); /* Group bytes two by two. */
+ printf ("(src) (dst)\n");
+
+ printf ("Vr TC Flow Plen Nxt Hop Src\t\t Dst\n");
+ printf (" %1x %02x %04x %4hu %3hhu %3hhu %s %s\n",
+ ntohl (ip->ip6_flow) >> 28,
+ (ntohl (ip->ip6_flow) & 0x0fffffff) >> 20,
+ ntohl (ip->ip6_flow) & 0x0fffff,
+ ntohs (ip->ip6_plen), ip->ip6_nxt, ip->ip6_hlim,
+ src, dst);
+
+ switch (ip->ip6_nxt)
+ {
+ case IPPROTO_ICMPV6:
+ {
+ struct icmp6_hdr *hdr =
+ (struct icmp6_hdr *) ((unsigned char *) ip + sizeof (*ip));
+
+ printf ("ICMP: type %hhu, code %hhu, size %hu",
+ hdr->icmp6_type, hdr->icmp6_code, ntohs (ip->ip6_plen));
+ switch (hdr->icmp6_type)
+ {
+ case ICMP6_ECHO_REQUEST:
+ case ICMP6_ECHO_REPLY:
+ printf (", id 0x%04x, seq 0x%04x",
+ ntohs (hdr->icmp6_id), ntohs (hdr->icmp6_seq));
+ break;
+ default:
+ break;
+ }
+ }
+ break;
+ default:
+ break;
+ }
+
+ printf ("\n");
+};
+
static struct icmp_diag
{
int type;
@@ -688,6 +741,9 @@ print_icmp_error (struct sockaddr_in6 *from, struct
icmp6_hdr *icmp6, int len)
if (p->type == icmp6->icmp6_type)
{
p->func (icmp6);
+ if (options & OPT_VERBOSE)
+ print_ip_data (icmp6);
+
return;
}
}
diff --git a/ping/ping_echo.c b/ping/ping_echo.c
index 70c5b1d..634e178 100644
--- a/ping/ping_echo.c
+++ b/ping/ping_echo.c
@@ -373,7 +373,7 @@ static void
print_icmp (icmphdr_t * icmp, void *data)
{
print_icmp_code (icmp->icmp_type, icmp->icmp_code, data);
- if (options && OPT_VERBOSE)
+ if (options & OPT_VERBOSE)
print_ip_data (icmp, NULL);
}
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 9 ++++++++
NEWS | 3 +-
ping/ping6.c | 56 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
ping/ping_echo.c | 2 +-
4 files changed, 68 insertions(+), 2 deletions(-)
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