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

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This commit is contained in:
pooka 2010-11-07 19:53:42 +00:00
parent 62d92a1913
commit 7119e5be14
3 changed files with 98 additions and 2 deletions
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4
tests/net/Makefile
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@ -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>

13
tests/net/if/Makefile Normal file
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# $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>

83
tests/net/if/t_compat.c Normal file
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/* $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();
}