89b0f2ef71
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}
36 lines
1.0 KiB
C++
36 lines
1.0 KiB
C++
/*
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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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