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// Copyright 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "quiche/quic/core/qpack/qpack_send_stream.h"
#include "absl/base/macros.h"
#include "absl/strings/string_view.h"
#include "quiche/quic/core/quic_session.h"
namespace quic {
QpackSendStream::QpackSendStream(QuicStreamId id, QuicSession* session,
uint64_t http3_stream_type)
: QuicStream(id, session, /*is_static = */ true, WRITE_UNIDIRECTIONAL),
http3_stream_type_(http3_stream_type),
stream_type_sent_(false) {}
void QpackSendStream::OnStreamReset(const QuicRstStreamFrame& /*frame*/) {
QUIC_BUG(quic_bug_10805_1)
<< "OnStreamReset() called for write unidirectional stream.";
}
bool QpackSendStream::OnStopSending(QuicResetStreamError /* code */) {
stream_delegate()->OnStreamError(
QUIC_HTTP_CLOSED_CRITICAL_STREAM,
"STOP_SENDING received for QPACK send stream");
return false;
}
void QpackSendStream::WriteStreamData(absl::string_view data) {
QuicConnection::ScopedPacketFlusher flusher(session()->connection());
MaybeSendStreamType();
WriteOrBufferData(data, false, nullptr);
}
uint64_t QpackSendStream::NumBytesBuffered() const {
return QuicStream::BufferedDataBytes();
}
void QpackSendStream::MaybeSendStreamType() {
if (!stream_type_sent_) {
char type[sizeof(http3_stream_type_)];
QuicDataWriter writer(ABSL_ARRAYSIZE(type), type);
writer.WriteVarInt62(http3_stream_type_);
WriteOrBufferData(absl::string_view(writer.data(), writer.length()), false,
nullptr);
stream_type_sent_ = true;
}
}
} // namespace quic
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