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/*
* 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.
*/
#include "net/dcsctp/socket/packet_sender.h"
#include <utility>
#include <vector>
#include "net/dcsctp/public/types.h"
namespace dcsctp {
PacketSender::PacketSender(DcSctpSocketCallbacks& callbacks,
std::function<void(webrtc::ArrayView<const uint8_t>,
SendPacketStatus)> on_sent_packet)
: callbacks_(callbacks), on_sent_packet_(std::move(on_sent_packet)) {}
bool PacketSender::Send(SctpPacket::Builder& builder, bool write_checksum) {
if (builder.empty()) {
return false;
}
std::vector<uint8_t> payload = builder.Build(write_checksum);
SendPacketStatus status = callbacks_.SendPacketWithStatus(payload);
on_sent_packet_(payload, status);
switch (status) {
case SendPacketStatus::kSuccess: {
return true;
}
case SendPacketStatus::kTemporaryFailure: {
// TODO(boivie): Queue this packet to be retried to be sent later.
return false;
}
case SendPacketStatus::kError: {
// Nothing that can be done.
return false;
}
}
}
} // namespace dcsctp
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