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freebsd-ports/net/netselect/files/patch-netselect.c
Rong-En Fan b5be3c084e Add netselect 0.3, ultrafast implementation of ping.
PR:		ports/100338
Submitted by:	Timothy Redaelli <drizzt at gufi.org>
2006-07-15 17:14:45 +00:00

56 lines
1.6 KiB
C

--- netselect.c.orig 2006-07-14 22:59:18.000000000 +0200
+++ netselect.c 2006-07-14 22:57:22.000000000 +0200
@@ -39,14 +39,13 @@
* hey, great! Let me know. -- apenwarr
*/
-#ifdef __EMX__
-# include <io.h>
-# include <fcntl.h>
-# include <sys/types.h>
-# include <sys/select.h>
-# include <machine/endian.h>
-#else
-# include <endian.h>
+#ifdef __linux__
+#include <endian.h>
+#elif defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__) || defined(__APPLE__)
+#if defined(__OpenBSD__)
+#include <machine/types.h>
+#endif
+#include <machine/endian.h>
#endif
#include <sys/param.h>
@@ -152,6 +151,7 @@
extern int optind;
int hostcount, startcount, endcount = 0, sent_one, lag, min_lag = 100;
int ch, seq, ttl, max_ttl = 30, min_tries = 10, num_score = 1;
+ int on = 1;
struct timeval now;
struct timezone tz;
OPacket outpacket; /* last output (udp) packet */
@@ -234,7 +234,12 @@
if (verbose >= 1)
fprintf(stderr, "Running netselect to choose %d out of %d address%s.\n",
num_score, numhosts, numhosts==1 ? "" : "es");
-
+
+ if (setsockopt(sndsock, IPPROTO_IP, IP_HDRINCL, &on, sizeof(on)) < 0) {
+ perror("IP_HDRINCL");
+ _exit(EXIT_FAILURE);
+ }
+
/* keep going until most of the hosts have been finished */
must_continue = numhosts;
while (must_continue && must_continue >= numhosts/2)
@@ -712,7 +717,7 @@
ip->ip_off = 0;
ip->ip_hl = sizeof(*ip) >> 2;
ip->ip_p = IPPROTO_UDP;
- ip->ip_len = 0; /* kernel fills this in */
+ ip->ip_len = sizeof(OPacket);
ip->ip_ttl = ttl;
ip->ip_v = IPVERSION;
ip->ip_id = htons(ident + seq);