Introduce p2p DTLS utils
for (partially) parsing DTLS packets and extracting the msg_seqs BUG=webrtc:367395350 Change-Id: Ieb0fc121c6dc82118ced5939c1a9ebe2d72e3cb3 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/370181 Commit-Queue: Philipp Hancke <phancke@meta.com> Reviewed-by: Harald Alvestrand <hta@webrtc.org> Reviewed-by: Jonas Oreland <jonaso@webrtc.org> Cr-Commit-Position: refs/heads/main@{#43501}
This commit is contained in:
Philipp Hancke
WebRTC LUCI CQ
parent
9d0799f943
commit
89b0f2ef71
15
p2p/BUILD.gn
15
p2p/BUILD.gn
@ -394,6 +394,7 @@ rtc_library("dtls_transport") {
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]
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deps = [
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":dtls_transport_internal",
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":dtls_utils",
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":ice_transport_internal",
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":packet_transport_internal",
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"../api:array_view",
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@ -777,6 +778,18 @@ rtc_library("stun_dictionary") {
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]
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}
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rtc_library("dtls_utils") {
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sources = [
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"dtls/dtls_utils.cc",
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"dtls/dtls_utils.h",
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]
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deps = [
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"../api:array_view",
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"../rtc_base:byte_buffer",
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"../rtc_base:checks",
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]
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}
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rtc_library("stun_port") {
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sources = [
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"base/stun_port.cc",
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@ -1114,6 +1127,7 @@ if (rtc_include_tests) {
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"base/turn_server_unittest.cc",
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"base/wrapping_active_ice_controller_unittest.cc",
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"client/basic_port_allocator_unittest.cc",
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"dtls/dtls_utils_unittest.cc",
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]
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deps = [
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":active_ice_controller_factory_interface",
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@ -1124,6 +1138,7 @@ if (rtc_include_tests) {
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":basic_port_allocator",
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":connection",
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":dtls_transport",
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":dtls_utils",
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":fake_ice_transport",
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":fake_port_allocator",
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":ice_credentials_iterator",
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@ -32,6 +32,7 @@
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#include "p2p/base/dtls_transport_internal.h"
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#include "p2p/base/ice_transport_internal.h"
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#include "p2p/base/packet_transport_internal.h"
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#include "p2p/dtls/dtls_utils.h"
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#include "rtc_base/buffer.h"
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#include "rtc_base/checks.h"
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#include "rtc_base/logging.h"
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@ -48,8 +49,6 @@
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namespace cricket {
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// We don't pull the RTP constants from rtputils.h, to avoid a layer violation.
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static const size_t kDtlsRecordHeaderLen = 13;
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static const size_t kMaxDtlsPacketLen = 2048;
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static const size_t kMinRtpPacketLen = 12;
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// Maximum number of pending packets in the queue. Packets are read immediately
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@ -64,17 +63,6 @@ static const size_t kMaxPendingPackets = 2;
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static const int kMinHandshakeTimeout = 50;
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static const int kMaxHandshakeTimeout = 3000;
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static bool IsDtlsPacket(rtc::ArrayView<const uint8_t> payload) {
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const uint8_t* u = payload.data();
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return (payload.size() >= kDtlsRecordHeaderLen && (u[0] > 19 && u[0] < 64));
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}
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static bool IsDtlsClientHelloPacket(rtc::ArrayView<const uint8_t> payload) {
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if (!IsDtlsPacket(payload)) {
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return false;
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}
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const uint8_t* u = payload.data();
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return payload.size() > 17 && u[0] == 22 && u[13] == 1;
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}
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static bool IsRtpPacket(rtc::ArrayView<const uint8_t> payload) {
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const uint8_t* u = payload.data();
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return (payload.size() >= kMinRtpPacketLen && (u[0] & 0xC0) == 0x80);
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109
p2p/dtls/dtls_utils.cc
Normal file
109
p2p/dtls/dtls_utils.cc
Normal file
@ -0,0 +1,109 @@
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/*
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* Copyright 2024 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "p2p/dtls/dtls_utils.h"
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#include <cstdint>
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#include <optional>
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#include <vector>
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#include "api/array_view.h"
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#include "rtc_base/byte_buffer.h"
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#include "rtc_base/checks.h"
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namespace {
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// https://datatracker.ietf.org/doc/html/rfc5246#appendix-A.1
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const uint8_t kDtlsHandshakeRecord = 22;
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const uint8_t kDtlsChangeCipherSpecRecord = 20;
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} // namespace
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namespace cricket {
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bool IsDtlsPacket(rtc::ArrayView<const uint8_t> payload) {
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const uint8_t* u = payload.data();
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return (payload.size() >= kDtlsRecordHeaderLen && (u[0] > 19 && u[0] < 64));
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}
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bool IsDtlsClientHelloPacket(rtc::ArrayView<const uint8_t> payload) {
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if (!IsDtlsPacket(payload)) {
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return false;
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}
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const uint8_t* u = payload.data();
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return payload.size() > 17 && u[0] == kDtlsHandshakeRecord && u[13] == 1;
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}
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bool IsDtlsHandshakePacket(rtc::ArrayView<const uint8_t> payload) {
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if (!IsDtlsPacket(payload)) {
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return false;
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}
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// change cipher spec is not a handshake packet. This used
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// to work because it was aggregated with the session ticket
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// which is no more. It is followed by the encrypted handshake
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// message which starts with a handshake record (22) again.
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return payload.size() > 17 && (payload[0] == kDtlsHandshakeRecord ||
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payload[0] == kDtlsChangeCipherSpecRecord);
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}
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// Returns a (unsorted) list of (msg_seq) received as part of the handshake.
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std::optional<std::vector<uint16_t>> GetDtlsHandshakeAcks(
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rtc::ArrayView<const uint8_t> dtls_packet) {
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std::vector<uint16_t> acks;
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rtc::ByteBufferReader record_buf(dtls_packet);
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// https://datatracker.ietf.org/doc/html/rfc6347#section-4.1
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while (record_buf.Length() >= kDtlsRecordHeaderLen) {
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uint8_t content_type;
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uint64_t epoch_and_seq;
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uint16_t len;
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// Read content_type(1), skip version(2), read epoch+seq(2+6),
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// read len(2)
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if (!(record_buf.ReadUInt8(&content_type) && record_buf.Consume(2) &&
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record_buf.ReadUInt64(&epoch_and_seq) &&
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record_buf.ReadUInt16(&len) && record_buf.Length() >= len)) {
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return std::nullopt;
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}
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if (content_type != kDtlsHandshakeRecord) {
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record_buf.Consume(len);
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continue;
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}
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// Epoch 1+ is encrypted so we can not parse it.
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if (epoch_and_seq >> 6 != 0) {
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record_buf.Consume(len);
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continue;
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}
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// https://www.rfc-editor.org/rfc/rfc6347.html#section-4.2.2
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rtc::ByteBufferReader handshake_buf(record_buf.DataView().subview(0, len));
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while (handshake_buf.Length() > 0) {
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uint16_t msg_seq;
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uint32_t fragment_len;
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uint32_t fragment_offset;
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// Skip msg_type(1) and length(3), read msg_seq(2), skip
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// fragment_offset(3), read fragment_length(3) and consume it.
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if (!(handshake_buf.Consume(1 + 3) &&
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handshake_buf.ReadUInt16(&msg_seq) &&
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handshake_buf.ReadUInt24(&fragment_offset) &&
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handshake_buf.ReadUInt24(&fragment_len) &&
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handshake_buf.Consume(fragment_len))) {
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return std::nullopt;
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}
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acks.push_back(msg_seq);
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// Advance outer buffer.
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record_buf.Consume(12 + fragment_len);
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}
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RTC_DCHECK(handshake_buf.Length() == 0);
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}
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// Should have consumed everything.
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if (record_buf.Length() != 0) {
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return std::nullopt;
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}
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return acks;
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}
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} // namespace cricket
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35
p2p/dtls/dtls_utils.h
Normal file
35
p2p/dtls/dtls_utils.h
Normal file
@ -0,0 +1,35 @@
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/*
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* Copyright 2024 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef P2P_DTLS_DTLS_UTILS_H_
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#define P2P_DTLS_DTLS_UTILS_H_
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#include <cstddef>
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#include <cstdint>
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#include <optional>
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#include <vector>
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#include "api/array_view.h"
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namespace cricket {
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const size_t kDtlsRecordHeaderLen = 13;
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const size_t kMaxDtlsPacketLen = 2048;
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bool IsDtlsPacket(rtc::ArrayView<const uint8_t> payload);
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bool IsDtlsClientHelloPacket(rtc::ArrayView<const uint8_t> payload);
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bool IsDtlsHandshakePacket(rtc::ArrayView<const uint8_t> payload);
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std::optional<std::vector<uint16_t>> GetDtlsHandshakeAcks(
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rtc::ArrayView<const uint8_t> dtls_packet);
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} // namespace cricket
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#endif // P2P_DTLS_DTLS_UTILS_H_
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182
p2p/dtls/dtls_utils_unittest.cc
Normal file
182
p2p/dtls/dtls_utils_unittest.cc
Normal file
@ -0,0 +1,182 @@
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/*
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* Copyright 2024 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "p2p/dtls/dtls_utils.h"
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#include <cstdint>
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#include <optional>
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#include <vector>
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#include "test/gmock.h"
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#include "test/gtest.h"
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namespace cricket {
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TEST(DtlsUtils, GetDtlsHandshakeAcksRejectsTooShort) {
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std::vector<uint8_t> packet = {
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0x16, 0xfe, 0xff, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0xde, 0xad // Length given but bytes not present.
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};
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EXPECT_FALSE(GetDtlsHandshakeAcks(packet));
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}
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TEST(DtlsUtils, GetDtlsHandshakeAcksRejectsInvalidContent) {
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std::vector<uint8_t> packet = {0x16, 0xfe, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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// Correct length given but data is garbage.
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0x04, 0xde, 0xad, 0xbe, 0xef};
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EXPECT_FALSE(GetDtlsHandshakeAcks(packet));
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}
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TEST(DtlsUtils, GetDtlsHandshakeAcksRejectsTrailingData) {
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std::vector<uint8_t> packet = {
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0x16, 0xfe, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x0c, 0x0e, 0x00, 0x00, 0x00, 0x00,
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0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // Server hello done.
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0xde, 0xad, 0xbe, 0xef // Trailing data.
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};
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EXPECT_FALSE(GetDtlsHandshakeAcks(packet));
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}
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TEST(DtlsUtils, GetDtlsHandshakeAcksBasic) {
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std::vector<uint8_t> packet = {
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0x16, 0xfe, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x0c, 0x0e, 0x00, 0x00, 0x00, 0x00,
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0xac, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // Server hello done.
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};
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std::optional<std::vector<uint16_t>> acks = GetDtlsHandshakeAcks(packet);
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ASSERT_TRUE(acks);
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EXPECT_EQ(acks->size(), 1u);
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EXPECT_THAT(*acks, ::testing::ElementsAreArray({0xac}));
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}
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TEST(DtlsUtils, GetDtlsHandshakeAcksPackedRecords) {
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// Flight two from server to client but with fragment packing per
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// https://boringssl.googlesource.com/boringssl/+/5245371a08528f7fb21ab20bd7a479d8e395b61c
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std::vector<uint8_t> packet = {
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0x16, 0xfe, 0xfd, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02,
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0x43, 0x02, 0x00, 0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x60, 0xfe, 0xfd, 0x67, 0x2a, 0x87, 0x84, 0xf8, 0xe5, 0xbc, 0xe5, 0xd1,
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0x2b, 0xfe, 0x53, 0x20, 0xd2, 0xd4, 0x53, 0xa5, 0xbe, 0xd8, 0x38, 0x58,
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0x91, 0xdf, 0x76, 0x21, 0x81, 0x60, 0x7c, 0x6d, 0x8c, 0xdb, 0x93, 0x20,
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0x91, 0xc8, 0xf6, 0x9c, 0xaa, 0xbe, 0x79, 0xa3, 0x28, 0xa6, 0x84, 0xc9,
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0xfa, 0xee, 0x59, 0x22, 0x5d, 0xe2, 0x11, 0x28, 0xf4, 0x80, 0xd6, 0x1a,
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0x3a, 0xb5, 0x3d, 0xb6, 0x61, 0x74, 0xb6, 0x1d, 0xc0, 0x2b, 0x00, 0x00,
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0x18, 0x00, 0x17, 0x00, 0x00, 0xff, 0x01, 0x00, 0x01, 0x00, 0x00, 0x0b,
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0x00, 0x02, 0x01, 0x00, 0x00, 0x0e, 0x00, 0x05, 0x00, 0x02, 0x00, 0x01,
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0x00, 0x0b, 0x00, 0x01, 0x1f, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x01,
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0x1f, 0x00, 0x01, 0x1c, 0x00, 0x01, 0x19, 0x30, 0x82, 0x01, 0x15, 0x30,
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0x81, 0xbd, 0xa0, 0x03, 0x02, 0x01, 0x02, 0x02, 0x09, 0x00, 0x9d, 0x2a,
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0x69, 0x9b, 0x1d, 0x5a, 0x38, 0xe5, 0x30, 0x0a, 0x06, 0x08, 0x2a, 0x86,
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0x48, 0xce, 0x3d, 0x04, 0x03, 0x02, 0x30, 0x11, 0x31, 0x0f, 0x30, 0x0d,
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0x06, 0x03, 0x55, 0x04, 0x03, 0x0c, 0x06, 0x57, 0x65, 0x62, 0x52, 0x54,
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0x43, 0x30, 0x1e, 0x17, 0x0d, 0x32, 0x34, 0x31, 0x31, 0x30, 0x34, 0x32,
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0x31, 0x30, 0x30, 0x35, 0x31, 0x5a, 0x17, 0x0d, 0x32, 0x34, 0x31, 0x32,
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0x30, 0x35, 0x32, 0x31, 0x30, 0x30, 0x35, 0x31, 0x5a, 0x30, 0x11, 0x31,
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0x0f, 0x30, 0x0d, 0x06, 0x03, 0x55, 0x04, 0x03, 0x0c, 0x06, 0x57, 0x65,
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0x62, 0x52, 0x54, 0x43, 0x30, 0x59, 0x30, 0x13, 0x06, 0x07, 0x2a, 0x86,
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0x48, 0xce, 0x3d, 0x02, 0x01, 0x06, 0x08, 0x2a, 0x86, 0x48, 0xce, 0x3d,
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0x03, 0x01, 0x07, 0x03, 0x42, 0x00, 0x04, 0x1e, 0xd8, 0xad, 0x96, 0x82,
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0xd0, 0xfb, 0xc8, 0xaa, 0xff, 0x84, 0x40, 0x84, 0xfc, 0x1e, 0x4a, 0xfd,
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0x8b, 0xfc, 0x13, 0xbb, 0xee, 0x93, 0xea, 0x91, 0x55, 0x61, 0x7d, 0xc3,
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0x96, 0x66, 0x38, 0x6d, 0x51, 0x59, 0x57, 0xbd, 0xc3, 0xd2, 0x03, 0xf4,
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0xde, 0x48, 0x3f, 0x61, 0x5e, 0x59, 0x2b, 0xfa, 0xfe, 0x68, 0xc0, 0x98,
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0xa3, 0x33, 0xe7, 0xd6, 0xb4, 0x0e, 0xbe, 0x56, 0x48, 0x50, 0x4b, 0x30,
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0x0a, 0x06, 0x08, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x04, 0x03, 0x02, 0x03,
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0x47, 0x00, 0x30, 0x44, 0x02, 0x20, 0x4d, 0xff, 0x9f, 0xf3, 0xc4, 0x08,
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0x15, 0xe0, 0xdd, 0x76, 0x64, 0x0d, 0x50, 0x42, 0x30, 0xbb, 0xf7, 0xca,
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0x78, 0xff, 0xe7, 0x86, 0x05, 0x0f, 0x23, 0x6e, 0xd2, 0x69, 0xd3, 0xc5,
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0xbd, 0xaa, 0x02, 0x20, 0x43, 0x71, 0x52, 0x2f, 0x74, 0x25, 0x78, 0xcd,
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0x62, 0x62, 0x62, 0x0b, 0xbf, 0x76, 0x35, 0xe1, 0xfe, 0x8c, 0x03, 0x6b,
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0x56, 0xb8, 0x96, 0x1f, 0xb1, 0x3a, 0x9f, 0xd9, 0x78, 0x05, 0x66, 0xa7,
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0x0c, 0x00, 0x00, 0x6f, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x6f,
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0x03, 0x00, 0x1d, 0x20, 0xf5, 0x50, 0xad, 0x14, 0x55, 0xd1, 0xbc, 0x82,
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||||
0xa8, 0xb0, 0x2b, 0x81, 0x3d, 0x18, 0xf4, 0xba, 0x11, 0x54, 0xbb, 0x24,
|
||||
0x8b, 0x07, 0xa7, 0x17, 0xf1, 0x33, 0xca, 0x45, 0xc0, 0x6a, 0x16, 0x0a,
|
||||
0x04, 0x03, 0x00, 0x47, 0x30, 0x45, 0x02, 0x21, 0x00, 0xad, 0xb6, 0x59,
|
||||
0x0c, 0xe0, 0x56, 0x42, 0xb8, 0x9f, 0x40, 0x43, 0xd3, 0x7f, 0x9f, 0xa0,
|
||||
0x1d, 0xbc, 0x78, 0xf5, 0xc3, 0x38, 0x99, 0x02, 0xde, 0x11, 0x85, 0x0f,
|
||||
0x50, 0xd6, 0x5b, 0x82, 0x7c, 0x02, 0x20, 0x57, 0x2e, 0x0a, 0x82, 0xf7,
|
||||
0x14, 0xb6, 0xd6, 0xb2, 0x4b, 0xd7, 0x1a, 0xd6, 0x1b, 0xc2, 0xf6, 0xc2,
|
||||
0x4f, 0x3f, 0xe2, 0x8a, 0x06, 0x97, 0xf3, 0x84, 0xc8, 0x60, 0xf1, 0xab,
|
||||
0x2d, 0x29, 0xaf, 0x0d, 0x00, 0x00, 0x19, 0x00, 0x03, 0x00, 0x00, 0x00,
|
||||
0x00, 0x00, 0x19, 0x02, 0x01, 0x40, 0x00, 0x12, 0x04, 0x03, 0x08, 0x04,
|
||||
0x04, 0x01, 0x05, 0x03, 0x08, 0x05, 0x05, 0x01, 0x08, 0x06, 0x06, 0x01,
|
||||
0x02, 0x01, 0x00, 0x00, 0x0e, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00};
|
||||
|
||||
std::optional<std::vector<uint16_t>> acks = GetDtlsHandshakeAcks(packet);
|
||||
ASSERT_TRUE(acks);
|
||||
EXPECT_EQ(acks->size(), 5u);
|
||||
EXPECT_THAT(*acks, ::testing::ElementsAreArray({0, 1, 2, 3, 4}));
|
||||
|
||||
std::vector<uint8_t> packet2 = {
|
||||
0x16, 0xfe, 0xfd, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
||||
0x6c, 0x02, 0x00, 0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
||||
0x60, 0xfe, 0xfd, 0x00, 0x00, 0x00, 0x00, 0xb2, 0xeb, 0x05, 0xc9, 0xba,
|
||||
0x39, 0xd0, 0xf6, 0x4b, 0xc9, 0x7e, 0xee, 0x57, 0xfc, 0x2b, 0x90, 0x93,
|
||||
0x09, 0xfd, 0x05, 0x80, 0xb3, 0xf5, 0xfc, 0x06, 0x68, 0x38, 0xa8, 0x20,
|
||||
0x42, 0x1d, 0x78, 0xe1, 0x97, 0x73, 0x55, 0x0a, 0x16, 0x2d, 0xc1, 0x3e,
|
||||
0x4f, 0x71, 0x55, 0xb4, 0x9f, 0xf8, 0x61, 0xe1, 0xbd, 0xe3, 0xf2, 0x2e,
|
||||
0x40, 0x29, 0x30, 0x58, 0x37, 0x26, 0x0d, 0xe8, 0xc0, 0x2b, 0x00, 0x00,
|
||||
0x18, 0x00, 0x17, 0x00, 0x00, 0xff, 0x01, 0x00, 0x01, 0x00, 0x00, 0x0b,
|
||||
0x00, 0x02, 0x01, 0x00, 0x00, 0x0e, 0x00, 0x05, 0x00, 0x02, 0x00, 0x01,
|
||||
0x00, 0x16, 0xfe, 0xfd, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
|
||||
0x01, 0x28, 0x0b, 0x00, 0x01, 0x1c, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00,
|
||||
0x01, 0x1c, 0x00, 0x01, 0x19, 0x00, 0x01, 0x16, 0x30, 0x82, 0x01, 0x12,
|
||||
0x30, 0x81, 0xb8, 0xa0, 0x03, 0x02, 0x01, 0x02, 0x02, 0x08, 0x15, 0xc9,
|
||||
0xcc, 0xd0, 0x55, 0x57, 0xa2, 0x32, 0x30, 0x0a, 0x06, 0x08, 0x2a, 0x86,
|
||||
0x48, 0xce, 0x3d, 0x04, 0x03, 0x02, 0x30, 0x0f, 0x31, 0x0d, 0x30, 0x0b,
|
||||
0x06, 0x03, 0x55, 0x04, 0x03, 0x0c, 0x04, 0x74, 0x65, 0x73, 0x74, 0x30,
|
||||
0x1e, 0x17, 0x0d, 0x32, 0x34, 0x31, 0x31, 0x30, 0x35, 0x32, 0x30, 0x35,
|
||||
0x33, 0x34, 0x38, 0x5a, 0x17, 0x0d, 0x32, 0x34, 0x31, 0x32, 0x30, 0x36,
|
||||
0x32, 0x30, 0x35, 0x33, 0x34, 0x38, 0x5a, 0x30, 0x0f, 0x31, 0x0d, 0x30,
|
||||
0x0b, 0x06, 0x03, 0x55, 0x04, 0x03, 0x0c, 0x04, 0x74, 0x65, 0x73, 0x74,
|
||||
0x30, 0x59, 0x30, 0x13, 0x06, 0x07, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x02,
|
||||
0x01, 0x06, 0x08, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x03, 0x01, 0x07, 0x03,
|
||||
0x42, 0x00, 0x04, 0x8f, 0x43, 0xeb, 0x7b, 0x88, 0x73, 0x4f, 0xe7, 0x69,
|
||||
0x06, 0x81, 0xb6, 0xb9, 0xf3, 0xca, 0x73, 0x32, 0x69, 0xb2, 0xc5, 0xe6,
|
||||
0x4e, 0xf0, 0x8c, 0xf4, 0xdd, 0x4e, 0x5b, 0xea, 0x06, 0x52, 0x94, 0x9a,
|
||||
0x12, 0x77, 0x11, 0xde, 0xf9, 0x12, 0x9a, 0xeb, 0x3c, 0x7c, 0xe4, 0xcf,
|
||||
0x58, 0x4c, 0x74, 0x44, 0x84, 0x0a, 0x84, 0xeb, 0xe6, 0xa4, 0xd5, 0xd3,
|
||||
0x06, 0xca, 0x52, 0x15, 0x7e, 0xeb, 0x19, 0x30, 0x0a, 0x06, 0x08, 0x2a,
|
||||
0x86, 0x48, 0xce, 0x3d, 0x04, 0x03, 0x02, 0x03, 0x49, 0x00, 0x30, 0x46,
|
||||
0x02, 0x21, 0x00, 0xab, 0xc7, 0x06, 0x7e, 0x36, 0x9b, 0xad, 0xe0, 0x26,
|
||||
0x61, 0x6b, 0x59, 0xa0, 0x1c, 0x70, 0x0c, 0xa6, 0xd3, 0xff, 0x8a, 0xc7,
|
||||
0xba, 0xe4, 0x23, 0x0a, 0x8b, 0x22, 0x82, 0xcd, 0x5a, 0x5c, 0x56, 0x02,
|
||||
0x21, 0x00, 0xc7, 0xe8, 0x57, 0x04, 0xb5, 0x44, 0x69, 0x42, 0xa2, 0xa2,
|
||||
0x1e, 0xde, 0x7f, 0xc4, 0x44, 0x98, 0xa4, 0x5c, 0x84, 0x41, 0xa1, 0x31,
|
||||
0x38, 0x3c, 0xe5, 0x4f, 0xf5, 0xc0, 0xa9, 0xa8, 0xbc, 0x16, 0x16, 0xfe,
|
||||
0xfd, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x7a, 0x0c,
|
||||
0x00, 0x00, 0x6e, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x6e, 0x03,
|
||||
0x00, 0x1d, 0x20, 0x89, 0xb9, 0xeb, 0x39, 0x29, 0xa0, 0x31, 0x08, 0x9a,
|
||||
0xbf, 0xc3, 0xc0, 0x20, 0x60, 0xbb, 0xea, 0x73, 0x19, 0xcf, 0x63, 0xe4,
|
||||
0x5a, 0xa8, 0xa9, 0x56, 0x77, 0xe8, 0x81, 0x48, 0xae, 0x9f, 0x34, 0x04,
|
||||
0x03, 0x00, 0x46, 0x30, 0x44, 0x02, 0x20, 0x23, 0x34, 0xc6, 0x39, 0x94,
|
||||
0x84, 0xcc, 0x67, 0xeb, 0x44, 0xf9, 0xc3, 0x5c, 0x52, 0xb3, 0x99, 0x52,
|
||||
0xf7, 0x4f, 0xff, 0x8b, 0xc5, 0xea, 0xb5, 0xd0, 0xf9, 0x36, 0xb3, 0xe6,
|
||||
0xfc, 0x37, 0x50, 0x02, 0x20, 0x4c, 0xe2, 0x29, 0xf5, 0x4a, 0x4c, 0x7a,
|
||||
0x01, 0x37, 0xce, 0xc1, 0xb0, 0x15, 0x23, 0xfd, 0xa5, 0xd9, 0xac, 0x75,
|
||||
0xcb, 0x55, 0x56, 0x99, 0x97, 0xe3, 0x13, 0xbd, 0x5b, 0xcc, 0x5d, 0x0c,
|
||||
0xa8, 0x16, 0xfe, 0xfd, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03,
|
||||
0x00, 0x25, 0x0d, 0x00, 0x00, 0x19, 0x00, 0x03, 0x00, 0x00, 0x00, 0x00,
|
||||
0x00, 0x19, 0x02, 0x01, 0x40, 0x00, 0x12, 0x04, 0x03, 0x08, 0x04, 0x04,
|
||||
0x01, 0x05, 0x03, 0x08, 0x05, 0x05, 0x01, 0x08, 0x06, 0x06, 0x01, 0x02,
|
||||
0x01, 0x00, 0x00, 0x16, 0xfe, 0xfd, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
||||
0x00, 0x04, 0x00, 0x0c, 0x0e, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00};
|
||||
|
||||
std::optional<std::vector<uint16_t>> acks2 = GetDtlsHandshakeAcks(packet2);
|
||||
ASSERT_TRUE(acks2);
|
||||
EXPECT_EQ(acks2->size(), 5u);
|
||||
EXPECT_THAT(*acks2, ::testing::ElementsAreArray({0, 1, 2, 3, 4}));
|
||||
}
|
||||
|
||||
} // namespace cricket
|
||||
Loading…
x
Reference in New Issue
Block a user