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265e672179
# ignore-this-changeset --HG-- extra : amend_source : 4d301d3b0b8711c4692392aa76088ba7fd7d1022
84 lines
2.2 KiB
C++
84 lines
2.2 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mediapacket_h__
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#define mediapacket_h__
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#include <cstddef>
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#include <cstdint>
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#include "mozilla/UniquePtr.h"
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#include "mozilla/Maybe.h"
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namespace mozilla {
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// TODO: It might be worthwhile to teach this class how to "borrow" a buffer.
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// That would make it easier to misuse, however, so maybe not worth it.
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class MediaPacket {
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public:
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MediaPacket() = default;
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MediaPacket(MediaPacket&& orig) = default;
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// Takes ownership of the passed-in data
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void Take(UniquePtr<uint8_t[]>&& data, size_t len, size_t capacity = 0) {
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data_ = std::move(data);
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len_ = len;
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if (capacity < len) {
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capacity = len;
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}
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capacity_ = capacity;
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}
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void Reset() {
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data_.reset();
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len_ = 0;
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capacity_ = 0;
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}
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// Copies the passed-in data
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void Copy(const uint8_t* data, size_t len, size_t capacity = 0);
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uint8_t* data() const { return data_.get(); }
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size_t len() const { return len_; }
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void SetLength(size_t length) { len_ = length; }
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size_t capacity() const { return capacity_; }
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Maybe<size_t>& sdp_level() { return sdp_level_; }
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void CopyDataToEncrypted() {
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encrypted_data_ = std::move(data_);
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encrypted_len_ = len_;
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Copy(encrypted_data_.get(), len_);
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}
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const uint8_t* encrypted_data() const { return encrypted_data_.get(); }
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size_t encrypted_len() const { return encrypted_len_; }
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enum Type { UNCLASSIFIED, SRTP, SRTCP, DTLS, RTP, RTCP, SCTP };
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void Categorize();
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void SetType(Type type) { type_ = type; }
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Type type() const { return type_; }
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private:
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UniquePtr<uint8_t[]> data_;
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size_t len_ = 0;
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size_t capacity_ = 0;
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// Encrypted form of the data, if there is one.
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UniquePtr<uint8_t[]> encrypted_data_;
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size_t encrypted_len_ = 0;
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// SDP level that this packet belongs to, if known.
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Maybe<size_t> sdp_level_;
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Type type_ = UNCLASSIFIED;
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};
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} // namespace mozilla
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#endif // mediapacket_h__
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