Module Name: src
Committed By: ozaki-r
Date: Thu Feb 9 02:18:13 UTC 2017
Modified Files:
src/tests/net/bpf: t_bpf.c
Log Message:
Add tests for several bpf ioctls
To generate a diff of this commit:
cvs rdiff -u -r1.7 -r1.8 src/tests/net/bpf/t_bpf.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/tests/net/bpf/t_bpf.c
diff -u src/tests/net/bpf/t_bpf.c:1.7 src/tests/net/bpf/t_bpf.c:1.8
--- src/tests/net/bpf/t_bpf.c:1.7 Wed Feb 1 08:04:49 2017
+++ src/tests/net/bpf/t_bpf.c Thu Feb 9 02:18:13 2017
@@ -1,4 +1,4 @@
-/* $NetBSD: t_bpf.c,v 1.7 2017/02/01 08:04:49 ozaki-r Exp $ */
+/* $NetBSD: t_bpf.c,v 1.8 2017/02/09 02:18:13 ozaki-r Exp $ */
/*-
* Copyright (c) 2010 Antti Kantee. All Rights Reserved.
@@ -25,7 +25,7 @@
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
-__RCSID("$NetBSD: t_bpf.c,v 1.7 2017/02/01 08:04:49 ozaki-r Exp $");
+__RCSID("$NetBSD: t_bpf.c,v 1.8 2017/02/09 02:18:13 ozaki-r Exp $");
#include <sys/param.h>
#include <sys/ioctl.h>
@@ -37,6 +37,7 @@ __RCSID("$NetBSD: t_bpf.c,v 1.7 2017/02/
#include <net/if.h>
#include <net/bpf.h>
+#include <net/dlt.h>
#include <fcntl.h>
#include <stdio.h>
@@ -199,6 +200,138 @@ ATF_TC_BODY(bpf_ioctl_BLEN, tc)
"Don't allow to change buflen after binding bpf to an interface");
}
+ATF_TC(bpf_ioctl_PROMISC);
+ATF_TC_HEAD(bpf_ioctl_PROMISC, tc)
+{
+
+ atf_tc_set_md_var(tc, "descr", "Checks behaviors of BIOCPROMISC");
+}
+
+ATF_TC_BODY(bpf_ioctl_PROMISC, tc)
+{
+ struct ifreq ifr;
+ int ifnum, bpfd;
+
+ RZ(rump_init());
+ RZ(rump_pub_shmif_create(NULL, &ifnum));
+ sprintf(ifr.ifr_name, "shmif%d", ifnum);
+
+ RL(bpfd = rump_sys_open("/dev/bpf", O_RDWR));
+
+ ATF_REQUIRE_EQ_MSG(rump_sys_ioctl(bpfd, BIOCPROMISC, NULL), -1,
+ "Don't allow to call ioctl(BIOCPROMISC) without interface");
+
+ RL(rump_sys_ioctl(bpfd, BIOCSETIF, &ifr));
+
+ RL(rump_sys_ioctl(bpfd, BIOCPROMISC, NULL));
+ /* TODO check if_flags */
+}
+
+ATF_TC(bpf_ioctl_SETIF);
+ATF_TC_HEAD(bpf_ioctl_SETIF, tc)
+{
+
+ atf_tc_set_md_var(tc, "descr", "Checks behaviors of BIOCSETIF");
+}
+
+ATF_TC_BODY(bpf_ioctl_SETIF, tc)
+{
+ struct ifreq ifr;
+ int ifnum, bpfd;
+
+ RZ(rump_init());
+
+ RL(bpfd = rump_sys_open("/dev/bpf", O_RDWR));
+
+ RZ(rump_pub_shmif_create(NULL, &ifnum));
+ sprintf(ifr.ifr_name, "shmif%d", ifnum);
+ RL(rump_sys_ioctl(bpfd, BIOCSETIF, &ifr));
+
+ /* Change the listening interface */
+ RZ(rump_pub_shmif_create(NULL, &ifnum));
+ sprintf(ifr.ifr_name, "shmif%d", ifnum);
+ RL(rump_sys_ioctl(bpfd, BIOCSETIF, &ifr));
+}
+
+ATF_TC(bpf_ioctl_DLT);
+ATF_TC_HEAD(bpf_ioctl_DLT, tc)
+{
+
+ atf_tc_set_md_var(tc, "descr", "Checks behaviors of BIOCGDLT and "
+ "BIOCSDLT");
+}
+
+ATF_TC_BODY(bpf_ioctl_DLT, tc)
+{
+ struct ifreq ifr;
+ int ifnum, bpfd;
+ u_int dlt;
+
+ RZ(rump_init());
+ RL(bpfd = rump_sys_open("/dev/bpf", O_RDWR));
+ RZ(rump_pub_shmif_create(NULL, &ifnum));
+ sprintf(ifr.ifr_name, "shmif%d", ifnum);
+
+ ATF_REQUIRE_EQ_MSG(rump_sys_ioctl(bpfd, BIOCGDLT, &dlt), -1,
+ "Don't allow to get a DLT without interfaces");
+
+ RL(rump_sys_ioctl(bpfd, BIOCSETIF, &ifr));
+
+ RL(rump_sys_ioctl(bpfd, BIOCGDLT, &dlt));
+ ATF_REQUIRE(dlt == DLT_EN10MB);
+
+ dlt = DLT_NULL;
+ ATF_REQUIRE_EQ_MSG(rump_sys_ioctl(bpfd, BIOCSDLT, &dlt), -1,
+ "Don't allow to set a DLT that doesn't match any listening "
+ "interfaces");
+}
+
+ATF_TC(bpf_ioctl_GDLTLIST);
+ATF_TC_HEAD(bpf_ioctl_GDLTLIST, tc)
+{
+
+ atf_tc_set_md_var(tc, "descr", "Checks behaviors of BIOCGDLTLIST");
+}
+
+ATF_TC_BODY(bpf_ioctl_GDLTLIST, tc)
+{
+ struct ifreq ifr;
+ int ifnum, bpfd;
+ struct bpf_dltlist dltlist;
+
+ RZ(rump_init());
+ RL(bpfd = rump_sys_open("/dev/bpf", O_RDWR));
+ RZ(rump_pub_shmif_create(NULL, &ifnum));
+ sprintf(ifr.ifr_name, "shmif%d", ifnum);
+
+ dltlist.bfl_len = 0;
+ dltlist.bfl_list = NULL;
+ ATF_REQUIRE_EQ_MSG(rump_sys_ioctl(bpfd, BIOCGDLTLIST, &dltlist), -1,
+ "Don't allow to get a DLT list without interfaces");
+
+ RL(rump_sys_ioctl(bpfd, BIOCSETIF, &ifr));
+
+ /* Get the size of an avaiable DLT list */
+ dltlist.bfl_len = 0;
+ dltlist.bfl_list = NULL;
+ RL(rump_sys_ioctl(bpfd, BIOCGDLTLIST, &dltlist));
+ ATF_REQUIRE(dltlist.bfl_len == 1);
+
+ /* Get an avaiable DLT list */
+ dltlist.bfl_list = calloc(sizeof(u_int), 1);
+ dltlist.bfl_len = 1;
+ RL(rump_sys_ioctl(bpfd, BIOCGDLTLIST, &dltlist));
+ ATF_REQUIRE(dltlist.bfl_len == 1);
+ ATF_REQUIRE(dltlist.bfl_list[0] == DLT_EN10MB);
+
+ /* Get an avaiable DLT list with a less buffer (fake with bfl_len) */
+ dltlist.bfl_len = 0;
+ ATF_REQUIRE_EQ_MSG(rump_sys_ioctl(bpfd, BIOCGDLTLIST, &dltlist), -1,
+ "This should fail with ENOMEM");
+
+ free(dltlist.bfl_list);
+}
+
ATF_TP_ADD_TCS(tp)
{
@@ -207,5 +340,9 @@ ATF_TP_ADD_TCS(tp)
ATF_TP_ADD_TC(tp, bpfwritetrunc);
#endif
ATF_TP_ADD_TC(tp, bpf_ioctl_BLEN);
+ ATF_TP_ADD_TC(tp, bpf_ioctl_PROMISC);
+ ATF_TP_ADD_TC(tp, bpf_ioctl_SETIF);
+ ATF_TP_ADD_TC(tp, bpf_ioctl_DLT);
+ ATF_TP_ADD_TC(tp, bpf_ioctl_GDLTLIST);
return atf_no_error();
}
