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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /security/nss/gtests/ssl_gtest/ssl_drop_unittest.cc
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'security/nss/gtests/ssl_gtest/ssl_drop_unittest.cc')
-rw-r--r--security/nss/gtests/ssl_gtest/ssl_drop_unittest.cc133
1 files changed, 133 insertions, 0 deletions
diff --git a/security/nss/gtests/ssl_gtest/ssl_drop_unittest.cc b/security/nss/gtests/ssl_gtest/ssl_drop_unittest.cc
new file mode 100644
index 000000000..89ca28e97
--- /dev/null
+++ b/security/nss/gtests/ssl_gtest/ssl_drop_unittest.cc
@@ -0,0 +1,133 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "secerr.h"
+#include "ssl.h"
+
+extern "C" {
+// This is not something that should make you happy.
+#include "libssl_internals.h"
+}
+
+#include "gtest_utils.h"
+#include "scoped_ptrs.h"
+#include "tls_connect.h"
+#include "tls_filter.h"
+#include "tls_parser.h"
+
+namespace nss_test {
+
+TEST_P(TlsConnectDatagram, DropClientFirstFlightOnce) {
+ client_->SetPacketFilter(new SelectiveDropFilter(0x1));
+ Connect();
+ SendReceive();
+}
+
+TEST_P(TlsConnectDatagram, DropServerFirstFlightOnce) {
+ server_->SetPacketFilter(new SelectiveDropFilter(0x1));
+ Connect();
+ SendReceive();
+}
+
+// This drops the first transmission from both the client and server of all
+// flights that they send. Note: In DTLS 1.3, the shorter handshake means that
+// this will also drop some application data, so we can't call SendReceive().
+TEST_P(TlsConnectDatagram, DropAllFirstTransmissions) {
+ client_->SetPacketFilter(new SelectiveDropFilter(0x15));
+ server_->SetPacketFilter(new SelectiveDropFilter(0x5));
+ Connect();
+}
+
+// This drops the server's first flight three times.
+TEST_P(TlsConnectDatagram, DropServerFirstFlightThrice) {
+ server_->SetPacketFilter(new SelectiveDropFilter(0x7));
+ Connect();
+}
+
+// This drops the client's second flight once
+TEST_P(TlsConnectDatagram, DropClientSecondFlightOnce) {
+ client_->SetPacketFilter(new SelectiveDropFilter(0x2));
+ Connect();
+}
+
+// This drops the client's second flight three times.
+TEST_P(TlsConnectDatagram, DropClientSecondFlightThrice) {
+ client_->SetPacketFilter(new SelectiveDropFilter(0xe));
+ Connect();
+}
+
+// This drops the server's second flight three times.
+TEST_P(TlsConnectDatagram, DropServerSecondFlightThrice) {
+ server_->SetPacketFilter(new SelectiveDropFilter(0xe));
+ Connect();
+}
+
+static void GetCipherAndLimit(uint16_t version, uint16_t* cipher,
+ uint64_t* limit = nullptr) {
+ uint64_t l;
+ if (!limit) limit = &l;
+
+ if (version < SSL_LIBRARY_VERSION_TLS_1_2) {
+ *cipher = TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA;
+ *limit = 0x5aULL << 28;
+ } else if (version == SSL_LIBRARY_VERSION_TLS_1_2) {
+ *cipher = TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256;
+ *limit = (1ULL << 48) - 1;
+ } else {
+ *cipher = TLS_CHACHA20_POLY1305_SHA256;
+ *limit = (1ULL << 48) - 1;
+ }
+}
+
+// This simulates a huge number of drops on one side.
+TEST_P(TlsConnectDatagram, MissLotsOfPackets) {
+ uint16_t cipher;
+ uint64_t limit;
+
+ GetCipherAndLimit(version_, &cipher, &limit);
+
+ EnsureTlsSetup();
+ server_->EnableSingleCipher(cipher);
+ Connect();
+
+ // Note that the limit for ChaCha is 2^48-1.
+ EXPECT_EQ(SECSuccess,
+ SSLInt_AdvanceWriteSeqNum(client_->ssl_fd(), limit - 10));
+ SendReceive();
+}
+
+class TlsConnectDatagram12Plus : public TlsConnectDatagram {
+ public:
+ TlsConnectDatagram12Plus() : TlsConnectDatagram() {}
+};
+
+// This simulates missing a window's worth of packets.
+TEST_P(TlsConnectDatagram12Plus, MissAWindow) {
+ EnsureTlsSetup();
+ uint16_t cipher;
+ GetCipherAndLimit(version_, &cipher);
+ server_->EnableSingleCipher(cipher);
+ Connect();
+
+ EXPECT_EQ(SECSuccess, SSLInt_AdvanceWriteSeqByAWindow(client_->ssl_fd(), 0));
+ SendReceive();
+}
+
+TEST_P(TlsConnectDatagram12Plus, MissAWindowAndOne) {
+ EnsureTlsSetup();
+ uint16_t cipher;
+ GetCipherAndLimit(version_, &cipher);
+ server_->EnableSingleCipher(cipher);
+ Connect();
+
+ EXPECT_EQ(SECSuccess, SSLInt_AdvanceWriteSeqByAWindow(client_->ssl_fd(), 1));
+ SendReceive();
+}
+
+INSTANTIATE_TEST_CASE_P(Datagram12Plus, TlsConnectDatagram12Plus,
+ TlsConnectTestBase::kTlsV12Plus);
+
+} // namespace nss_test