bring back test, this time in the public domain

3 files changed, 70 insertions, 2 deletions

diff --git a/regress/lib/libpthread/Makefile b/regress/lib/libpthread/Makefile
index f09a5177bfd..bcfe218a6d0 100644
--- a/regress/lib/libpthread/Makefile
+++ b/regress/lib/libpthread/Makefile
@@ -1,6 +1,6 @@
-# $OpenBSD: Makefile,v 1.6 2001/11/11 01:16:26 marc Exp $
+# $OpenBSD: Makefile,v 1.7 2001/11/11 20:20:53 marc Exp $
 
-SUBDIR= cancel close cwd execve fork group netdb poll \
+SUBDIR= cancel close cwd execve fork group netdb pcap poll \
 	preemption pthread_cond_timedwait pthread_create \
 	pthread_join pthread_mutex readdir select setjmp signal \
 	sigsuspend sigwait sleep socket stdarg stdio switch system
diff --git a/regress/lib/libpthread/pcap/Makefile b/regress/lib/libpthread/pcap/Makefile
new file mode 100644
index 00000000000..4178e00d368
--- /dev/null
+++ b/regress/lib/libpthread/pcap/Makefile
@@ -0,0 +1,6 @@
+# $OpenBSD: Makefile,v 1.3 2001/11/11 20:20:53 marc Exp $
+
+PROG=	pcap
+SRCS=	pcap.c
+
+.include <bsd.prog.mk>
diff --git a/regress/lib/libpthread/pcap/pcap.c b/regress/lib/libpthread/pcap/pcap.c
new file mode 100644
index 00000000000..5c7f865e74f
--- /dev/null
+++ b/regress/lib/libpthread/pcap/pcap.c
@@ -0,0 +1,62 @@
+/*	$OpenBSD: pcap.c,v 1.3 2001/11/11 20:20:53 marc Exp $ */
+/*
+ *	Placed in the PUBLIC DOMAIN
+ */
+
+#include <pcap.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+
+#include "test.h"
+
+#define LOOPBACK_IF	"lo0"
+#define SNAPLEN		96
+#define NO_PROMISC	0
+#define	PKTCNT		3
+
+volatile int packet_count = 0;
+
+void
+packet_ignore(u_char *tag, const struct pcap_pkthdr *hdr, const u_char *data)
+{
+	packet_count += 1;
+}
+
+void *
+pcap_thread(void *arg)
+{
+	char errbuf[PCAP_ERRBUF_SIZE];
+	pcap_t *handle;
+
+	SET_NAME("pcap_thread");
+	handle = pcap_open_live(LOOPBACK_IF, SNAPLEN, NO_PROMISC, 0, errbuf);
+	if (!handle)
+		PANIC("You may need to run this test as UID 0 (root)");
+	ASSERT(pcap_loop(handle, PKTCNT, packet_ignore, 0) != -1);
+	return 0;
+}
+
+void *
+ping_thread(void *arg)
+{
+	SET_NAME("ping_thread");
+	ASSERT(system("ping -c 3 127.0.0.1") == 0);
+	sleep(2);
+	ASSERT(packet_count == 3);
+	SUCCEED;
+}
+
+int
+main(int argc, char **argv)
+{
+	pthread_t pcap;
+	pthread_t ping;
+
+	CHECKr(pthread_create(&pcap, NULL, pcap_thread, NULL));
+	sleep(1);
+	CHECKr(pthread_create(&ping, NULL, ping_thread, NULL));
+	while (1)
+		;
+	PANIC("while");
+}