Ejemplos de mfd_assert_dup en C++ (Cpp)

Ejemplo n.º 1

Archivo: memfd_test.c Proyecto: shinsec/linux-parrot

/*
 * Test sharing via dup()
 * Test that seals are shared between dupped FDs and they're all equal.
 */
static void test_share_dup(void)
{
	int fd, fd2;

	fd = mfd_assert_new("kern_memfd_share_dup",
			    MFD_DEF_SIZE,
			    MFD_CLOEXEC | MFD_ALLOW_SEALING);
	mfd_assert_has_seals(fd, 0);

	fd2 = mfd_assert_dup(fd);
	mfd_assert_has_seals(fd2, 0);

	mfd_assert_add_seals(fd, F_SEAL_WRITE);
	mfd_assert_has_seals(fd, F_SEAL_WRITE);
	mfd_assert_has_seals(fd2, F_SEAL_WRITE);

	mfd_assert_add_seals(fd2, F_SEAL_SHRINK);
	mfd_assert_has_seals(fd, F_SEAL_WRITE | F_SEAL_SHRINK);
	mfd_assert_has_seals(fd2, F_SEAL_WRITE | F_SEAL_SHRINK);

	mfd_assert_add_seals(fd, F_SEAL_SEAL);
	mfd_assert_has_seals(fd, F_SEAL_WRITE | F_SEAL_SHRINK | F_SEAL_SEAL);
	mfd_assert_has_seals(fd2, F_SEAL_WRITE | F_SEAL_SHRINK | F_SEAL_SEAL);

	mfd_fail_add_seals(fd, F_SEAL_GROW);
	mfd_fail_add_seals(fd2, F_SEAL_GROW);
	mfd_fail_add_seals(fd, F_SEAL_SEAL);
	mfd_fail_add_seals(fd2, F_SEAL_SEAL);

	close(fd2);

	mfd_fail_add_seals(fd, F_SEAL_GROW);
	close(fd);
}

Ejemplo n.º 2

Archivo: memfd_test.c Proyecto: Anjali05/linux

/*
 * Test sharing via dup()
 * Test that seals are shared between dupped FDs and they're all equal.
 */
static void test_share_dup(char *banner, char *b_suffix)
{
	int fd, fd2;

	printf("%s %s %s\n", memfd_str, banner, b_suffix);

	fd = mfd_assert_new("kern_memfd_share_dup",
			    mfd_def_size,
			    MFD_CLOEXEC | MFD_ALLOW_SEALING);
	mfd_assert_has_seals(fd, 0);

	fd2 = mfd_assert_dup(fd);
	mfd_assert_has_seals(fd2, 0);

	mfd_assert_add_seals(fd, F_SEAL_WRITE);
	mfd_assert_has_seals(fd, F_SEAL_WRITE);
	mfd_assert_has_seals(fd2, F_SEAL_WRITE);

	mfd_assert_add_seals(fd2, F_SEAL_SHRINK);
	mfd_assert_has_seals(fd, F_SEAL_WRITE | F_SEAL_SHRINK);
	mfd_assert_has_seals(fd2, F_SEAL_WRITE | F_SEAL_SHRINK);

	mfd_assert_add_seals(fd, F_SEAL_SEAL);
	mfd_assert_has_seals(fd, F_SEAL_WRITE | F_SEAL_SHRINK | F_SEAL_SEAL);
	mfd_assert_has_seals(fd2, F_SEAL_WRITE | F_SEAL_SHRINK | F_SEAL_SEAL);

	mfd_fail_add_seals(fd, F_SEAL_GROW);
	mfd_fail_add_seals(fd2, F_SEAL_GROW);
	mfd_fail_add_seals(fd, F_SEAL_SEAL);
	mfd_fail_add_seals(fd2, F_SEAL_SEAL);

	close(fd2);

	mfd_fail_add_seals(fd, F_SEAL_GROW);
	close(fd);
}