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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /third_party/libwebrtc/net/dcsctp/packet/chunk/iforward_tsn_chunk.h | |
parent | Initial commit. (diff) | |
download | thunderbird-upstream.tar.xz thunderbird-upstream.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/libwebrtc/net/dcsctp/packet/chunk/iforward_tsn_chunk.h')
-rw-r--r-- | third_party/libwebrtc/net/dcsctp/packet/chunk/iforward_tsn_chunk.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/third_party/libwebrtc/net/dcsctp/packet/chunk/iforward_tsn_chunk.h b/third_party/libwebrtc/net/dcsctp/packet/chunk/iforward_tsn_chunk.h new file mode 100644 index 0000000000..54d23f7a83 --- /dev/null +++ b/third_party/libwebrtc/net/dcsctp/packet/chunk/iforward_tsn_chunk.h @@ -0,0 +1,54 @@ +/* + * Copyright (c) 2021 The WebRTC project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ +#ifndef NET_DCSCTP_PACKET_CHUNK_IFORWARD_TSN_CHUNK_H_ +#define NET_DCSCTP_PACKET_CHUNK_IFORWARD_TSN_CHUNK_H_ +#include <stddef.h> +#include <stdint.h> + +#include <string> +#include <utility> +#include <vector> + +#include "absl/strings/string_view.h" +#include "api/array_view.h" +#include "net/dcsctp/packet/chunk/chunk.h" +#include "net/dcsctp/packet/chunk/forward_tsn_common.h" +#include "net/dcsctp/packet/tlv_trait.h" + +namespace dcsctp { + +// https://tools.ietf.org/html/rfc8260#section-2.3.1 +struct IForwardTsnChunkConfig : ChunkConfig { + static constexpr int kType = 194; + static constexpr size_t kHeaderSize = 8; + static constexpr size_t kVariableLengthAlignment = 8; +}; + +class IForwardTsnChunk : public AnyForwardTsnChunk, + public TLVTrait<IForwardTsnChunkConfig> { + public: + static constexpr int kType = IForwardTsnChunkConfig::kType; + + IForwardTsnChunk(TSN new_cumulative_tsn, + std::vector<SkippedStream> skipped_streams) + : AnyForwardTsnChunk(new_cumulative_tsn, std::move(skipped_streams)) {} + + static absl::optional<IForwardTsnChunk> Parse( + rtc::ArrayView<const uint8_t> data); + + void SerializeTo(std::vector<uint8_t>& out) const override; + std::string ToString() const override; + + private: + static constexpr size_t kSkippedStreamBufferSize = 8; +}; +} // namespace dcsctp + +#endif // NET_DCSCTP_PACKET_CHUNK_IFORWARD_TSN_CHUNK_H_ |