Adding upstream version 3.7.9.upstream/3.7.9upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 508 insertions, 0 deletions

diff --git a/tests/dtls-sliding-window.c b/tests/dtls-sliding-window.c
new file mode 100644
index 0000000..d8e3c78
--- /dev/null
+++ b/tests/dtls-sliding-window.c
@@ -0,0 +1,508 @@
+/*
+ * Copyright (C) 2016 Red Hat, Inc.
+ *
+ * Author: Nikos Mavrogiannopoulos
+ *
+ * This file is part of GnuTLS.
+ *
+ * GnuTLS is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GnuTLS is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GnuTLS; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#include <config.h>
+#include <stdarg.h>
+#include <stddef.h>
+#include <setjmp.h>
+#include <cmocka.h>
+#include <limits.h>
+#include <stdint.h>
+#include <string.h>
+
+/* Unit test for DTLS window handling */
+
+#define LARGE_INT 4194304
+#define INT_OVER_32_BITS 281474976708836LL
+
+struct record_parameters_st {
+	uint64_t dtls_sw_bits;
+	uint64_t dtls_sw_next;
+	unsigned dtls_sw_have_recv;
+	unsigned epoch;
+};
+
+#define gnutls_assert_val(x) x
+
+void _dtls_reset_window(struct record_parameters_st *rp);
+int _dtls_record_check(struct record_parameters_st *rp, uint64_t _seq);
+
+#define DTLS_SW_NO_INCLUDES
+#include "../lib/dtls-sw.c"
+
+#define RESET_WINDOW \
+	memset(&state, 0, sizeof(state))
+
+#define SET_WINDOW_NEXT(x) \
+	state.dtls_sw_next = (((x)&DTLS_SEQ_NUM_MASK))
+
+#define SET_WINDOW_LAST_RECV(x) \
+	t = x; \
+	state.dtls_sw_have_recv = 1
+
+static void check_dtls_window_uninit_0(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+
+	RESET_WINDOW;
+	SET_WINDOW_NEXT(0);
+
+	t = 0;
+
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+}
+
+static void check_dtls_window_uninit_large(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+
+	RESET_WINDOW;
+
+	t = LARGE_INT+1+64;
+
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+}
+
+static void check_dtls_window_uninit_very_large(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+
+	RESET_WINDOW;
+
+	t = INT_OVER_32_BITS;
+
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+}
+
+static void check_dtls_window_12(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+
+	RESET_WINDOW;
+	SET_WINDOW_NEXT(0);
+	SET_WINDOW_LAST_RECV(1);
+
+	t = 2;
+
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+}
+
+static void check_dtls_window_19(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+
+	RESET_WINDOW;
+	SET_WINDOW_NEXT(0);
+	SET_WINDOW_LAST_RECV(1);
+
+	t = 9;
+
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+}
+
+static void check_dtls_window_skip1(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+	unsigned i;
+
+	RESET_WINDOW;
+	SET_WINDOW_NEXT(0);
+	SET_WINDOW_LAST_RECV(1);
+
+	for (i=2;i<256;i+=2) {
+		t = i;
+		assert_int_equal(_dtls_record_check(&state, t), 0);
+	}
+}
+
+static void check_dtls_window_skip3(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+	unsigned i;
+
+	RESET_WINDOW;
+	SET_WINDOW_NEXT(0);
+	SET_WINDOW_LAST_RECV(1);
+
+	for (i=5;i<256;i+=2) {
+		t = i;
+		assert_int_equal(_dtls_record_check(&state, t), 0);
+	}
+}
+
+static void check_dtls_window_21(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+
+	RESET_WINDOW;
+	SET_WINDOW_NEXT(0);
+	SET_WINDOW_LAST_RECV(2);
+
+	t = 1;
+
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+}
+
+static void check_dtls_window_91(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+
+	RESET_WINDOW;
+	SET_WINDOW_NEXT(0);
+	SET_WINDOW_LAST_RECV(9);
+
+	t = 1;
+
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+}
+
+static void check_dtls_window_large_21(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+
+	RESET_WINDOW;
+	SET_WINDOW_NEXT(LARGE_INT);
+	SET_WINDOW_LAST_RECV(LARGE_INT+2);
+
+	t = LARGE_INT+1;
+
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+}
+
+static void check_dtls_window_large_12(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+
+	RESET_WINDOW;
+	SET_WINDOW_NEXT(LARGE_INT);
+	SET_WINDOW_LAST_RECV(LARGE_INT+1);
+
+	t = LARGE_INT+2;
+
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+}
+
+static void check_dtls_window_large_91(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+
+	RESET_WINDOW;
+	SET_WINDOW_NEXT(LARGE_INT);
+	SET_WINDOW_LAST_RECV(LARGE_INT+9);
+
+	t = LARGE_INT+1;
+
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+}
+
+static void check_dtls_window_large_19(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+
+	RESET_WINDOW;
+	SET_WINDOW_NEXT(LARGE_INT);
+	SET_WINDOW_LAST_RECV(LARGE_INT+1);
+
+	t = LARGE_INT+9;
+
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+}
+
+static void check_dtls_window_very_large_12(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+
+	RESET_WINDOW;
+	SET_WINDOW_NEXT(INT_OVER_32_BITS);
+	SET_WINDOW_LAST_RECV(INT_OVER_32_BITS+1);
+
+	t = INT_OVER_32_BITS+2;
+
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+}
+
+static void check_dtls_window_very_large_91(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+
+	RESET_WINDOW;
+	SET_WINDOW_NEXT(INT_OVER_32_BITS);
+	SET_WINDOW_LAST_RECV(INT_OVER_32_BITS+9);
+
+	t = INT_OVER_32_BITS+1;
+
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+}
+
+static void check_dtls_window_very_large_19(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+
+	RESET_WINDOW;
+	SET_WINDOW_NEXT(INT_OVER_32_BITS);
+	SET_WINDOW_LAST_RECV(INT_OVER_32_BITS+1);
+
+	t = INT_OVER_32_BITS+9;
+
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+}
+
+static void check_dtls_window_outside(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+
+	RESET_WINDOW;
+	SET_WINDOW_NEXT(0);
+	SET_WINDOW_LAST_RECV(1);
+
+	t = 1+64;
+
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+}
+
+static void check_dtls_window_large_outside(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+
+	RESET_WINDOW;
+	SET_WINDOW_NEXT(LARGE_INT);
+	SET_WINDOW_LAST_RECV(LARGE_INT+1);
+
+	t = LARGE_INT+1+64;
+
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+}
+
+static void check_dtls_window_very_large_outside(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+
+	RESET_WINDOW;
+	SET_WINDOW_NEXT(INT_OVER_32_BITS);
+	SET_WINDOW_LAST_RECV(INT_OVER_32_BITS+1);
+
+	t = INT_OVER_32_BITS+1+64;
+
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+}
+
+static void check_dtls_window_dup1(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+
+	RESET_WINDOW;
+	SET_WINDOW_NEXT(LARGE_INT-1);
+	SET_WINDOW_LAST_RECV(LARGE_INT);
+
+	t = LARGE_INT;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+
+	t = LARGE_INT+1;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+
+	t = LARGE_INT+16;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+
+	t = LARGE_INT+1;
+	assert_int_equal(_dtls_record_check(&state, t), -3);
+}
+
+static void check_dtls_window_dup2(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+
+	RESET_WINDOW;
+	SET_WINDOW_NEXT(LARGE_INT-1);
+	SET_WINDOW_LAST_RECV(LARGE_INT);
+
+	t = LARGE_INT;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+
+	t = LARGE_INT+16;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+
+	t = LARGE_INT+1;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+
+	t = LARGE_INT+16;
+	assert_int_equal(_dtls_record_check(&state, t), -3);
+}
+
+static void check_dtls_window_dup3(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+
+	RESET_WINDOW;
+	SET_WINDOW_NEXT(LARGE_INT-1);
+	SET_WINDOW_LAST_RECV(LARGE_INT);
+
+	t = LARGE_INT;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+
+	t = LARGE_INT+16;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+
+	t = LARGE_INT+15;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+
+	t = LARGE_INT+14;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+
+	t = LARGE_INT+5;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+
+	t = LARGE_INT+5;
+	assert_int_equal(_dtls_record_check(&state, t), -3);
+}
+
+static void check_dtls_window_out_of_order(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+
+	RESET_WINDOW;
+	SET_WINDOW_NEXT(LARGE_INT-1);
+	SET_WINDOW_LAST_RECV(LARGE_INT);
+
+	t = LARGE_INT;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+
+	t = LARGE_INT+8;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+
+	t = LARGE_INT+7;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+
+	t = LARGE_INT+6;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+
+	t = LARGE_INT+5;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+
+	t = LARGE_INT+4;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+
+	t = LARGE_INT+3;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+
+	t = LARGE_INT+2;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+
+	t = LARGE_INT+1;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+
+	t = LARGE_INT+9;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+}
+
+static void check_dtls_window_epoch_higher(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+
+	RESET_WINDOW;
+	SET_WINDOW_NEXT(LARGE_INT-1);
+	SET_WINDOW_LAST_RECV(LARGE_INT);
+
+	t = LARGE_INT;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+
+	t = (LARGE_INT+8)|0x1000000000000LL;
+	assert_int_equal(_dtls_record_check(&state, t), -1);
+}
+
+static void check_dtls_window_epoch_lower(void **glob_state)
+{
+	struct record_parameters_st state;
+	uint64_t t;
+
+	RESET_WINDOW;
+	t = 0x1000000000000LL;
+
+	state.epoch = 1;
+	SET_WINDOW_NEXT(0x1000000000000LL);
+	SET_WINDOW_LAST_RECV((0x1000000000000LL) + 1);
+
+	t = 2 | 0x1000000000000LL;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+
+	t = 3 | 0x1000000000000LL;
+	assert_int_equal(_dtls_record_check(&state, t), 0);
+
+	t = 5;
+	assert_int_equal(_dtls_record_check(&state, t), -1);
+}
+
+
+int main(void)
+{
+	const struct CMUnitTest tests[] = {
+		cmocka_unit_test(check_dtls_window_uninit_0),
+		cmocka_unit_test(check_dtls_window_uninit_large),
+		cmocka_unit_test(check_dtls_window_uninit_very_large),
+		cmocka_unit_test(check_dtls_window_12),
+		cmocka_unit_test(check_dtls_window_21),
+		cmocka_unit_test(check_dtls_window_19),
+		cmocka_unit_test(check_dtls_window_91),
+		cmocka_unit_test(check_dtls_window_large_21),
+		cmocka_unit_test(check_dtls_window_large_12),
+		cmocka_unit_test(check_dtls_window_large_19),
+		cmocka_unit_test(check_dtls_window_large_91),
+		cmocka_unit_test(check_dtls_window_dup1),
+		cmocka_unit_test(check_dtls_window_dup2),
+		cmocka_unit_test(check_dtls_window_dup3),
+		cmocka_unit_test(check_dtls_window_outside),
+		cmocka_unit_test(check_dtls_window_large_outside),
+		cmocka_unit_test(check_dtls_window_out_of_order),
+		cmocka_unit_test(check_dtls_window_epoch_lower),
+		cmocka_unit_test(check_dtls_window_epoch_higher),
+		cmocka_unit_test(check_dtls_window_very_large_12),
+		cmocka_unit_test(check_dtls_window_very_large_19),
+		cmocka_unit_test(check_dtls_window_very_large_91),
+		cmocka_unit_test(check_dtls_window_very_large_outside),
+		cmocka_unit_test(check_dtls_window_skip3),
+		cmocka_unit_test(check_dtls_window_skip1)
+	};
+	return cmocka_run_group_tests(tests, NULL, NULL);
+}