tests: add prctl-seccomp-strict.test
* tests/prctl-seccomp-strict.c: New file.
* tests/prctl-seccomp-strict.test: New test.
* tests/.gitignore: Add prctl-seccomp-strict.
* tests/Makefile.am (check_PROGRAMS): Likewise.
(DECODER_TESTS): Add prctl-seccomp-strict.test.
diff --git a/tests/.gitignore b/tests/.gitignore
index e9dc19b..222255f 100644
--- a/tests/.gitignore
+++ b/tests/.gitignore
@@ -100,6 +100,7 @@
pipe
poll
ppoll
+prctl-seccomp-strict
pread64-pwrite64
preadv
preadv-pwritev
diff --git a/tests/Makefile.am b/tests/Makefile.am
index f702f60..183ff7c 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -149,6 +149,7 @@
pipe \
poll \
ppoll \
+ prctl-seccomp-strict \
pread64-pwrite64 \
preadv \
preadv-pwritev \
@@ -346,6 +347,7 @@
pipe.test \
poll.test \
ppoll.test \
+ prctl-seccomp-strict.test \
pread64-pwrite64.test \
preadv-pwritev.test \
preadv.test \
diff --git a/tests/prctl-seccomp-strict.c b/tests/prctl-seccomp-strict.c
new file mode 100644
index 0000000..22db394
--- /dev/null
+++ b/tests/prctl-seccomp-strict.c
@@ -0,0 +1,70 @@
+/*
+ * Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "tests.h"
+#include <sys/syscall.h>
+#ifdef HAVE_PRCTL
+# include <sys/prctl.h>
+#endif
+
+#if defined HAVE_PRCTL && defined PR_SET_SECCOMP && defined __NR_exit
+
+# include <assert.h>
+# include <errno.h>
+# include <stdio.h>
+# include <unistd.h>
+
+int
+main(void)
+{
+ static const char text1[] =
+ "prctl(PR_SET_SECCOMP, SECCOMP_MODE_STRICT) = 0\n";
+ static const char text2[] = "+++ exited with 0 +++\n";
+ int rc = 0;
+
+ assert(prctl(PR_SET_SECCOMP, -1L, 1, 2, 3) == -1);
+ printf("prctl(PR_SET_SECCOMP, %#x /* SECCOMP_MODE_??? */, 0x1, 0x2, 0x3)"
+ " = -1 %s (%m)\n", -1, ENOSYS == errno ? "ENOSYS" : "EINVAL");
+ fflush(stdout);
+
+ if (prctl(PR_SET_SECCOMP, 1)) {
+ printf("prctl(PR_SET_SECCOMP, SECCOMP_MODE_STRICT) = -1 %s (%m)\n",
+ ENOSYS == errno ? "ENOSYS" : "EINVAL");
+ fflush(stdout);
+ } else {
+ rc += write(1, text1, LENGTH_OF(text1)) != LENGTH_OF(text1);
+ }
+
+ rc += write(1, text2, LENGTH_OF(text2)) != LENGTH_OF(text2);
+ return !!syscall(__NR_exit, rc);
+}
+
+#else
+
+SKIP_MAIN_UNDEFINED("HAVE_PRCTL && PR_SET_SECCOMP && __NR_exit")
+
+#endif
diff --git a/tests/prctl-seccomp-strict.test b/tests/prctl-seccomp-strict.test
new file mode 100755
index 0000000..4ce9724
--- /dev/null
+++ b/tests/prctl-seccomp-strict.test
@@ -0,0 +1,6 @@
+#!/bin/sh
+
+# Check how prctl PR_SET_SECCOMP SECCOMP_MODE_STRICT is decoded.
+
+. "${srcdir=.}/init.sh"
+run_strace_match_diff -e trace=prctl