| // 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/chromium/quic_http_utils.h" |
| |
| #include <utility> |
| |
| #include "net/quic/platform/api/quic_endian.h" |
| |
| namespace net { |
| |
| SpdyPriority ConvertRequestPriorityToQuicPriority( |
| const RequestPriority priority) { |
| DCHECK_GE(priority, MINIMUM_PRIORITY); |
| DCHECK_LE(priority, MAXIMUM_PRIORITY); |
| return static_cast<SpdyPriority>(HIGHEST - priority); |
| } |
| |
| RequestPriority ConvertQuicPriorityToRequestPriority(SpdyPriority priority) { |
| // Handle invalid values gracefully. |
| return (priority >= 5) ? IDLE |
| : static_cast<RequestPriority>(HIGHEST - priority); |
| } |
| |
| std::unique_ptr<base::Value> QuicRequestNetLogCallback( |
| QuicStreamId stream_id, |
| const SpdyHeaderBlock* headers, |
| SpdyPriority priority, |
| NetLogCaptureMode capture_mode) { |
| std::unique_ptr<base::DictionaryValue> dict( |
| static_cast<base::DictionaryValue*>( |
| SpdyHeaderBlockNetLogCallback(headers, capture_mode).release())); |
| dict->SetInteger("quic_priority", static_cast<int>(priority)); |
| dict->SetInteger("quic_stream_id", static_cast<int>(stream_id)); |
| return std::move(dict); |
| } |
| |
| QuicTransportVersionVector FilterSupportedAltSvcVersions( |
| const SpdyAltSvcWireFormat::AlternativeService& quic_alt_svc, |
| const QuicTransportVersionVector& supported_versions, |
| bool support_ietf_format_quic_altsvc) { |
| QuicTransportVersionVector supported_alt_svc_versions; |
| if (support_ietf_format_quic_altsvc && quic_alt_svc.protocol_id == "hq") { |
| // Using IETF format for advertising QUIC. In this case, |
| // |alternative_service_entry.version| will store QUIC version labels. |
| for (uint32_t quic_version_label : quic_alt_svc.version) { |
| for (QuicTransportVersion supported : supported_versions) { |
| QuicVersionLabel supported_version_label_network_order = |
| FLAGS_quic_reloadable_flag_quic_use_net_byte_order_version_label |
| ? QuicVersionToQuicVersionLabel(supported) |
| : QuicEndian::HostToNet32( |
| QuicVersionToQuicVersionLabel(supported)); |
| if (supported_version_label_network_order == quic_version_label) |
| supported_alt_svc_versions.push_back(supported); |
| } |
| } |
| } else if (quic_alt_svc.protocol_id == "quic") { |
| for (uint32_t quic_version : quic_alt_svc.version) { |
| for (QuicTransportVersion supported : supported_versions) { |
| if (static_cast<uint32_t>(supported) == quic_version) |
| supported_alt_svc_versions.push_back(supported); |
| } |
| } |
| } |
| return supported_alt_svc_versions; |
| } |
| |
| } // namespace net |