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Add new test attach_self in t_ptrace 

Assert that a debugger cannot attach to self (as it's nonsense).
NetBSD returs here EINVAL.

Clean up unused header includes.

Sponsored by <The NetBSD Foundation>.
This commit is contained in:
kamil 2016-11-08 11:21:41 +00:00
parent a876d694e3
commit 405f1698e4
1 changed files with 15 additions and 7 deletions
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22
tests/kernel/t_ptrace.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: t_ptrace.c,v 1.13 2016/11/07 21:09:03 kamil Exp $ */
/* $NetBSD: t_ptrace.c,v 1.14 2016/11/08 11:21:41 kamil Exp $ */
/*-
* Copyright (c) 2016 The NetBSD Foundation, Inc.
@ -27,19 +27,14 @@
*/
#include <sys/cdefs.h>
__RCSID("$NetBSD: t_ptrace.c,v 1.13 2016/11/07 21:09:03 kamil Exp $");
__RCSID("$NetBSD: t_ptrace.c,v 1.14 2016/11/08 11:21:41 kamil Exp $");
#include <sys/param.h>
#include <sys/types.h>
#include <sys/ptrace.h>
#include <sys/sysctl.h>
#include <sys/wait.h>
#include <err.h>
#include <errno.h>
#include <signal.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <atf-c.h>
@ -97,10 +92,23 @@ ATF_TC_BODY(attach_pid1, tc)
ATF_REQUIRE_ERRNO(EPERM, ptrace(PT_ATTACH, 1, NULL, 0) == -1);
}
ATF_TC(attach_self);
ATF_TC_HEAD(attach_self, tc)
{
atf_tc_set_md_var(tc, "descr",
"Assert that a debugger cannot attach to self (as it's nonsense)");
}
ATF_TC_BODY(attach_self, tc)
{
ATF_REQUIRE_ERRNO(EINVAL, ptrace(PT_ATTACH, getpid(), NULL, 0) == -1);
}
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, attach_pid0);
ATF_TP_ADD_TC(tp, attach_pid1);
ATF_TP_ADD_TC(tp, attach_self);
return atf_no_error();
}