gecko-dev/media/mtransport/mediapacket.h
Sylvestre Ledru 265e672179 Bug 1511181 - Reformat everything to the Google coding style r=ehsan a=clang-format
# ignore-this-changeset

--HG--
extra : amend_source : 4d301d3b0b8711c4692392aa76088ba7fd7d1022
2018-11-30 11:46:48 +01:00

84 lines
2.2 KiB
C++

/* -*- 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/. */
#ifndef mediapacket_h__
#define mediapacket_h__
#include <cstddef>
#include <cstdint>
#include "mozilla/UniquePtr.h"
#include "mozilla/Maybe.h"
namespace mozilla {
// TODO: It might be worthwhile to teach this class how to "borrow" a buffer.
// That would make it easier to misuse, however, so maybe not worth it.
class MediaPacket {
public:
MediaPacket() = default;
MediaPacket(MediaPacket&& orig) = default;
// Takes ownership of the passed-in data
void Take(UniquePtr<uint8_t[]>&& data, size_t len, size_t capacity = 0) {
data_ = std::move(data);
len_ = len;
if (capacity < len) {
capacity = len;
}
capacity_ = capacity;
}
void Reset() {
data_.reset();
len_ = 0;
capacity_ = 0;
}
// Copies the passed-in data
void Copy(const uint8_t* data, size_t len, size_t capacity = 0);
uint8_t* data() const { return data_.get(); }
size_t len() const { return len_; }
void SetLength(size_t length) { len_ = length; }
size_t capacity() const { return capacity_; }
Maybe<size_t>& sdp_level() { return sdp_level_; }
void CopyDataToEncrypted() {
encrypted_data_ = std::move(data_);
encrypted_len_ = len_;
Copy(encrypted_data_.get(), len_);
}
const uint8_t* encrypted_data() const { return encrypted_data_.get(); }
size_t encrypted_len() const { return encrypted_len_; }
enum Type { UNCLASSIFIED, SRTP, SRTCP, DTLS, RTP, RTCP, SCTP };
void Categorize();
void SetType(Type type) { type_ = type; }
Type type() const { return type_; }
private:
UniquePtr<uint8_t[]> data_;
size_t len_ = 0;
size_t capacity_ = 0;
// Encrypted form of the data, if there is one.
UniquePtr<uint8_t[]> encrypted_data_;
size_t encrypted_len_ = 0;
// SDP level that this packet belongs to, if known.
Maybe<size_t> sdp_level_;
Type type_ = UNCLASSIFIED;
};
} // namespace mozilla
#endif // mediapacket_h__