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Issue 246013002: SPDY: Headers & Push-Promise now use Continuations (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 6 years, 8 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "net/spdy/spdy_protocol.h" 5 #include "net/spdy/spdy_protocol.h"
6 6
7 namespace net { 7 namespace net {
8 8
9 SpdyFrameWithNameValueBlockIR::SpdyFrameWithNameValueBlockIR( 9 SpdyFrameWithNameValueBlockIR::SpdyFrameWithNameValueBlockIR(
10 SpdyStreamId stream_id) : SpdyFrameWithFinIR(stream_id) {} 10 SpdyStreamId stream_id) : SpdyFrameWithFinIR(stream_id) {}
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596 return 11; 596 return 11;
597 case GOAWAY_INADEQUATE_SECURITY: 597 case GOAWAY_INADEQUATE_SECURITY:
598 return 12; 598 return 12;
599 default: 599 default:
600 LOG(DFATAL) << "Serializing unhandled GOAWAY status " << status; 600 LOG(DFATAL) << "Serializing unhandled GOAWAY status " << status;
601 return -1; 601 return -1;
602 } 602 }
603 } 603 }
604 } 604 }
605 605
606 size_t SpdyConstants::GetDataFrameMinimumSize() {
607 return 8;
608 }
609
610 size_t SpdyConstants::GetControlFrameHeaderSize(SpdyMajorVersion version) {
611 switch (version) {
612 case SPDY2:
613 case SPDY3:
614 case SPDY4:
615 return 8;
616 }
617 LOG(DFATAL) << "Unhandled SPDY version.";
618 return 0;
619 }
620
621 size_t SpdyConstants::GetPrefixLength(SpdyFrameType type,
622 SpdyMajorVersion version) {
623 if (type != DATA) {
624 return GetControlFrameHeaderSize(version);
625 } else {
626 return GetDataFrameMinimumSize();
627 }
628 }
629
630 size_t SpdyConstants::GetFrameMaximumSize(SpdyMajorVersion version) {
631 if (version < SPDY4) {
632 // 24-bit length field plus eight-byte frame header.
633 return ((1<<24) - 1) + 8;
634 } else {
635 // 14-bit length field.
636 return (1<<14) - 1;
637 }
638 }
639
606 void SpdyDataIR::Visit(SpdyFrameVisitor* visitor) const { 640 void SpdyDataIR::Visit(SpdyFrameVisitor* visitor) const {
607 return visitor->VisitData(*this); 641 return visitor->VisitData(*this);
608 } 642 }
609 643
610 void SpdySynStreamIR::Visit(SpdyFrameVisitor* visitor) const { 644 void SpdySynStreamIR::Visit(SpdyFrameVisitor* visitor) const {
611 return visitor->VisitSynStream(*this); 645 return visitor->VisitSynStream(*this);
612 } 646 }
613 647
614 void SpdySynReplyIR::Visit(SpdyFrameVisitor* visitor) const { 648 void SpdySynReplyIR::Visit(SpdyFrameVisitor* visitor) const {
615 return visitor->VisitSynReply(*this); 649 return visitor->VisitSynReply(*this);
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675 709
676 void SpdyPushPromiseIR::Visit(SpdyFrameVisitor* visitor) const { 710 void SpdyPushPromiseIR::Visit(SpdyFrameVisitor* visitor) const {
677 return visitor->VisitPushPromise(*this); 711 return visitor->VisitPushPromise(*this);
678 } 712 }
679 713
680 void SpdyContinuationIR::Visit(SpdyFrameVisitor* visitor) const { 714 void SpdyContinuationIR::Visit(SpdyFrameVisitor* visitor) const {
681 return visitor->VisitContinuation(*this); 715 return visitor->VisitContinuation(*this);
682 } 716 }
683 717
684 } // namespace net 718 } // namespace net
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