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Unified Diff: net/quic/quic_data_stream.cc

Issue 992733002: Remove //net (except for Android test stuff) and sdch (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 5 years, 9 months ago
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Index: net/quic/quic_data_stream.cc
diff --git a/net/quic/quic_data_stream.cc b/net/quic/quic_data_stream.cc
deleted file mode 100644
index aa24d0c4b98295461d1298a35cfb1e23d1c15e4a..0000000000000000000000000000000000000000
--- a/net/quic/quic_data_stream.cc
+++ /dev/null
@@ -1,187 +0,0 @@
-// Copyright 2013 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 "net/quic/quic_data_stream.h"
-
-#include "base/logging.h"
-#include "net/quic/quic_session.h"
-#include "net/quic/quic_utils.h"
-#include "net/quic/quic_write_blocked_list.h"
-
-using base::StringPiece;
-using std::min;
-
-namespace net {
-
-#define ENDPOINT (session()->is_server() ? "Server: " : " Client: ")
-
-namespace {
-
-// This is somewhat arbitrary. It's possible, but unlikely, we will either fail
-// to set a priority client-side, or cancel a stream before stripping the
-// priority from the wire server-side. In either case, start out with a
-// priority in the middle.
-QuicPriority kDefaultPriority = 3;
-
-} // namespace
-
-QuicDataStream::QuicDataStream(QuicStreamId id,
- QuicSession* session)
- : ReliableQuicStream(id, session),
- visitor_(nullptr),
- headers_decompressed_(false),
- priority_(kDefaultPriority),
- decompression_failed_(false),
- priority_parsed_(false) {
- DCHECK_NE(kCryptoStreamId, id);
- // Don't receive any callbacks from the sequencer until headers
- // are complete.
- sequencer()->SetBlockedUntilFlush();
-}
-
-QuicDataStream::~QuicDataStream() {
-}
-
-size_t QuicDataStream::WriteHeaders(
- const SpdyHeaderBlock& header_block,
- bool fin,
- QuicAckNotifier::DelegateInterface* ack_notifier_delegate) {
- size_t bytes_written = session()->WriteHeaders(
- id(), header_block, fin, priority_, ack_notifier_delegate);
- if (fin) {
- // TODO(rch): Add test to ensure fin_sent_ is set whenever a fin is sent.
- set_fin_sent(true);
- CloseWriteSide();
- }
- return bytes_written;
-}
-
-size_t QuicDataStream::Readv(const struct iovec* iov, size_t iov_len) {
- if (FinishedReadingHeaders()) {
- // If the headers have been read, simply delegate to the sequencer's
- // Readv method.
- return sequencer()->Readv(iov, iov_len);
- }
- // Otherwise, copy decompressed header data into |iov|.
- size_t bytes_consumed = 0;
- size_t iov_index = 0;
- while (iov_index < iov_len &&
- decompressed_headers_.length() > bytes_consumed) {
- size_t bytes_to_read = min(iov[iov_index].iov_len,
- decompressed_headers_.length() - bytes_consumed);
- char* iov_ptr = static_cast<char*>(iov[iov_index].iov_base);
- memcpy(iov_ptr,
- decompressed_headers_.data() + bytes_consumed, bytes_to_read);
- bytes_consumed += bytes_to_read;
- ++iov_index;
- }
- decompressed_headers_.erase(0, bytes_consumed);
- if (FinishedReadingHeaders()) {
- sequencer()->FlushBufferedFrames();
- }
- return bytes_consumed;
-}
-
-int QuicDataStream::GetReadableRegions(iovec* iov, size_t iov_len) {
- if (FinishedReadingHeaders()) {
- return sequencer()->GetReadableRegions(iov, iov_len);
- }
- if (iov_len == 0) {
- return 0;
- }
- iov[0].iov_base = static_cast<void*>(
- const_cast<char*>(decompressed_headers_.data()));
- iov[0].iov_len = decompressed_headers_.length();
- return 1;
-}
-
-bool QuicDataStream::IsDoneReading() const {
- if (!headers_decompressed_ || !decompressed_headers_.empty()) {
- return false;
- }
- return sequencer()->IsClosed();
-}
-
-bool QuicDataStream::HasBytesToRead() const {
- return !decompressed_headers_.empty() || sequencer()->HasBytesToRead();
-}
-
-void QuicDataStream::set_priority(QuicPriority priority) {
- DCHECK_EQ(0u, stream_bytes_written());
- priority_ = priority;
-}
-
-QuicPriority QuicDataStream::EffectivePriority() const {
- return priority();
-}
-
-uint32 QuicDataStream::ProcessRawData(const char* data, uint32 data_len) {
- if (!FinishedReadingHeaders()) {
- LOG(DFATAL) << "ProcessRawData called before headers have been finished";
- return 0;
- }
- return ProcessData(data, data_len);
-}
-
-const IPEndPoint& QuicDataStream::GetPeerAddress() {
- return session()->peer_address();
-}
-
-bool QuicDataStream::GetSSLInfo(SSLInfo* ssl_info) {
- return session()->GetSSLInfo(ssl_info);
-}
-
-uint32 QuicDataStream::ProcessHeaderData() {
- if (decompressed_headers_.empty()) {
- return 0;
- }
-
- size_t bytes_processed = ProcessData(decompressed_headers_.data(),
- decompressed_headers_.length());
- if (bytes_processed == decompressed_headers_.length()) {
- decompressed_headers_.clear();
- } else {
- decompressed_headers_ = decompressed_headers_.erase(0, bytes_processed);
- }
- return bytes_processed;
-}
-
-void QuicDataStream::OnStreamHeaders(StringPiece headers_data) {
- headers_data.AppendToString(&decompressed_headers_);
- ProcessHeaderData();
-}
-
-void QuicDataStream::OnStreamHeadersPriority(QuicPriority priority) {
- DCHECK(session()->connection()->is_server());
- set_priority(priority);
-}
-
-void QuicDataStream::OnStreamHeadersComplete(bool fin, size_t frame_len) {
- headers_decompressed_ = true;
- if (fin) {
- sequencer()->OnStreamFrame(QuicStreamFrame(id(), fin, 0, IOVector()));
- }
- ProcessHeaderData();
- if (FinishedReadingHeaders()) {
- sequencer()->FlushBufferedFrames();
- }
-}
-
-void QuicDataStream::OnClose() {
- ReliableQuicStream::OnClose();
-
- if (visitor_) {
- Visitor* visitor = visitor_;
- // Calling Visitor::OnClose() may result the destruction of the visitor,
- // so we need to ensure we don't call it again.
- visitor_ = nullptr;
- visitor->OnClose(this);
- }
-}
-
-bool QuicDataStream::FinishedReadingHeaders() {
- return headers_decompressed_ && decompressed_headers_.empty();
-}
-
-} // namespace net
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