[src/trunk]: src/tests/net convert program in PR kern/44054 to an atf test case

[pooka <pooka%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/5780f27096c9
branches:  trunk
changeset: 758550:5780f27096c9
user:      pooka <pooka%NetBSD.org@localhost>
date:      Sun Nov 07 19:53:42 2010 +0000

description:
convert program in PR kern/44054 to an atf test case

diffstat:

 tests/net/Makefile      |   4 +-
 tests/net/if/Makefile   |  13 +++++++
 tests/net/if/t_compat.c |  83 +++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 98 insertions(+), 2 deletions(-)

diffs (119 lines):

diff -r e3aa9c638367 -r 5780f27096c9 tests/net/Makefile
--- a/tests/net/Makefile        Sun Nov 07 19:47:18 2010 +0000
+++ b/tests/net/Makefile        Sun Nov 07 19:53:42 2010 +0000
@@ -1,9 +1,9 @@
-# $NetBSD: Makefile,v 1.6 2010/08/10 21:55:28 pooka Exp $
+# $NetBSD: Makefile,v 1.7 2010/11/07 19:53:42 pooka Exp $
 
 .include <bsd.own.mk>
 
 TESTSDIR=      ${TESTSBASE}/net
 
-TESTS_SUBDIRS=         bpf carp icmp if_loop sys
+TESTS_SUBDIRS=         bpf carp icmp if if_loop sys
 
 .include <bsd.test.mk>
diff -r e3aa9c638367 -r 5780f27096c9 tests/net/if/Makefile
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/net/if/Makefile     Sun Nov 07 19:53:42 2010 +0000
@@ -0,0 +1,13 @@
+# $NetBSD: Makefile,v 1.1 2010/11/07 19:53:42 pooka Exp $
+#
+
+.include <bsd.own.mk>
+
+TESTSDIR=      ${TESTSBASE}/net/if
+
+TESTS_C=       t_compat
+
+LDADD+=                -lrumpnet_shmif -lrumpnet_netinet -lrumpnet_net -lrumpnet -lrump
+LDADD+=                -lrumpuser -lpthread
+
+.include <bsd.test.mk>
diff -r e3aa9c638367 -r 5780f27096c9 tests/net/if/t_compat.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/net/if/t_compat.c   Sun Nov 07 19:53:42 2010 +0000
@@ -0,0 +1,83 @@
+/*     $NetBSD: t_compat.c,v 1.1 2010/11/07 19:53:42 pooka Exp $       */
+
+#include <sys/socket.h>
+#include <sys/ioctl.h>
+#include <net/if.h>
+#include <netinet/in.h>
+
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <rump/rump.h>
+#include <rump/rump_syscalls.h>
+
+#include "../config/netconfig.c"
+
+/*
+ * Test for stack smashing in compat ioctl handling.  Adapted as an
+ * atf test from code provided by Onno van der Linden in PR kern/44054
+ */
+
+struct oifreq {
+        char    ifr_name[IFNAMSIZ];             /* if name, e.g. "en0" */
+        union {
+                struct  sockaddr ifru_addr;
+                struct  sockaddr ifru_dstaddr;
+                struct  sockaddr ifru_broadaddr;
+                short   ifru_flags;  
+                int     ifru_metric;
+                int     ifru_mtu; 
+                int     ifru_dlt;
+                u_int   ifru_value;
+                void *  ifru_data;
+                struct {
+                        uint32_t        b_buflen;
+                        void            *b_buf;
+                } ifru_b;
+        } ifr_ifru;
+};      
+#define OOSIOCGIFBRDADDR _IOWR('i', 18, struct oifreq)
+
+ATF_TC(OOSIOCGIFBRDADDR);
+ATF_TC_HEAD(OOSIOCGIFBRDADDR, tc)
+{
+
+       atf_tc_set_md_var(tc, "descr", "Checks that OOSIOCGIFBRDADDR works "
+           "(PR kern/44054)");
+}
+
+ATF_TC_BODY(OOSIOCGIFBRDADDR, tc)
+{
+        int fd, ifnum;
+        struct oifreq ifreq;
+        struct sockaddr_in *sin;
+       int rv;
+
+        memset(&ifreq,'\0',sizeof ifreq);
+
+       rump_init();
+
+       /* create an interface and give it netmask 0xffff0000 */
+       rv = rump_pub_shmif_create("bus", &ifnum);
+       if (rv)
+               atf_tc_fail("failed to create shmif: %s", strerror(rv));
+       sprintf(ifreq.ifr_name, "shmif%d", ifnum);
+       netcfg_rump_if(ifreq.ifr_name, "1.7.64.10", "255.255.0.0");
+
+       /* query kernel for iface bcast */
+        RL(fd = rump_sys_socket(AF_INET, SOCK_DGRAM, 0));
+        RL(rump_sys_ioctl(fd, OOSIOCGIFBRDADDR, &ifreq));
+
+       /* make sure we got what we deserve */
+        sin = (struct sockaddr_in *)&ifreq.ifr_broadaddr;
+       ATF_REQUIRE_EQ(sin->sin_addr.s_addr, htonl(0x0107ffff));
+        rump_sys_close(fd);
+}
+
+ATF_TP_ADD_TCS(tp)
+{
+
+       ATF_TP_ADD_TC(tp, OOSIOCGIFBRDADDR);
+       return atf_no_error();
+}