spdy_protocol.h revision 5c02ac1a9c1b504631c0a3d2b6e737b5d738bae1
15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 52a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// This file contains some protocol structures for use with SPDY 2 and 3 62a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// The SPDY 2 spec can be found at: 72a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// http://dev.chromium.org/spdy/spdy-protocol/spdy-protocol-draft2 82a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// The SPDY 3 spec can be found at: 92a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// http://dev.chromium.org/spdy/spdy-protocol/spdy-protocol-draft3 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef NET_SPDY_SPDY_PROTOCOL_H_ 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define NET_SPDY_SPDY_PROTOCOL_H_ 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include <map> 152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include <string> 162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include <vector> 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/basictypes.h" 192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/compiler_specific.h" 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/logging.h" 212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/memory/scoped_ptr.h" 22c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#include "base/strings/string_piece.h" 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/sys_byteorder.h" 242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "net/base/net_export.h" 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/spdy/spdy_bitmasks.h" 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace net { 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)// The major versions of SPDY. Major version differences indicate 3090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)// framer-layer incompatibility, as opposed to minor version numbers 315c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu// which indicate application-layer incompatibility. Do not rely on 325c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu// the mapping from enum value SPDYn to the integer n. 3390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)enum SpdyMajorVersion { 3490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) SPDY2 = 2, 3590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) SPDY_MIN_VERSION = SPDY2, 3690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) SPDY3 = 3, 3790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) SPDY4 = 4, 385c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu SPDY5 = 5, 395c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu SPDY_MAX_VERSION = SPDY5 4090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)}; 412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// A SPDY stream id is a 31 bit entity. 432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)typedef uint32 SpdyStreamId; 442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Specifies the stream ID used to denote the current session (for 462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// flow control). 472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)const SpdyStreamId kSessionFlowControlStreamId = 0; 482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 494e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)// Initial window size for a Spdy stream in bytes. 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const int32 kSpdyStreamInitialWindowSize = 64 * 1024; // 64 KBytes 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 524e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)// Initial window size for a Spdy session in bytes. 532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)const int32 kSpdySessionInitialWindowSize = 64 * 1024; // 64 KBytes 542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Maximum window size for a Spdy stream or session. 562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)const int32 kSpdyMaximumWindowSize = 0x7FFFFFFF; // Max signed 32bit int 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// SPDY 2 dictionary. 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This is just a hacked dictionary to use for shrinking HTTP-like headers. 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const char kV2Dictionary[] = 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "optionsgetheadpostputdeletetraceacceptaccept-charsetaccept-encodingaccept-" 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "languageauthorizationexpectfromhostif-modified-sinceif-matchif-none-matchi" 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "f-rangeif-unmodifiedsincemax-forwardsproxy-authorizationrangerefererteuser" 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "-agent10010120020120220320420520630030130230330430530630740040140240340440" 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "5406407408409410411412413414415416417500501502503504505accept-rangesageeta" 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "glocationproxy-authenticatepublicretry-afterservervarywarningwww-authentic" 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "ateallowcontent-basecontent-encodingcache-controlconnectiondatetrailertran" 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "sfer-encodingupgradeviawarningcontent-languagecontent-lengthcontent-locati" 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "oncontent-md5content-rangecontent-typeetagexpireslast-modifiedset-cookieMo" 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "ndayTuesdayWednesdayThursdayFridaySaturdaySundayJanFebMarAprMayJunJulAugSe" 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "pOctNovDecchunkedtext/htmlimage/pngimage/jpgimage/gifapplication/xmlapplic" 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "ation/xhtmltext/plainpublicmax-agecharset=iso-8859-1utf-8gzipdeflateHTTP/1" 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ".1statusversionurl"; 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const int kV2DictionarySize = arraysize(kV2Dictionary); 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// SPDY 3 dictionary. 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const char kV3Dictionary[] = { 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x07, 0x6f, 0x70, 0x74, 0x69, // ....opti 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6f, 0x6e, 0x73, 0x00, 0x00, 0x00, 0x04, 0x68, // ons....h 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x61, 0x64, 0x00, 0x00, 0x00, 0x04, 0x70, // ead....p 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6f, 0x73, 0x74, 0x00, 0x00, 0x00, 0x03, 0x70, // ost....p 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x75, 0x74, 0x00, 0x00, 0x00, 0x06, 0x64, 0x65, // ut....de 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6c, 0x65, 0x74, 0x65, 0x00, 0x00, 0x00, 0x05, // lete.... 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x72, 0x61, 0x63, 0x65, 0x00, 0x00, 0x00, // trace... 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x06, 0x61, 0x63, 0x63, 0x65, 0x70, 0x74, 0x00, // .accept. 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x0e, 0x61, 0x63, 0x63, 0x65, 0x70, // ...accep 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x2d, 0x63, 0x68, 0x61, 0x72, 0x73, 0x65, // t-charse 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x00, 0x00, 0x00, 0x0f, 0x61, 0x63, 0x63, // t....acc 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x70, 0x74, 0x2d, 0x65, 0x6e, 0x63, 0x6f, // ept-enco 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x64, 0x69, 0x6e, 0x67, 0x00, 0x00, 0x00, 0x0f, // ding.... 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x61, 0x63, 0x63, 0x65, 0x70, 0x74, 0x2d, 0x6c, // accept-l 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x61, 0x6e, 0x67, 0x75, 0x61, 0x67, 0x65, 0x00, // anguage. 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x0d, 0x61, 0x63, 0x63, 0x65, 0x70, // ...accep 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x2d, 0x72, 0x61, 0x6e, 0x67, 0x65, 0x73, // t-ranges 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x03, 0x61, 0x67, 0x65, 0x00, // ....age. 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x05, 0x61, 0x6c, 0x6c, 0x6f, 0x77, // ...allow 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x0d, 0x61, 0x75, 0x74, 0x68, // ....auth 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6f, 0x72, 0x69, 0x7a, 0x61, 0x74, 0x69, 0x6f, // orizatio 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6e, 0x00, 0x00, 0x00, 0x0d, 0x63, 0x61, 0x63, // n....cac 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x68, 0x65, 0x2d, 0x63, 0x6f, 0x6e, 0x74, 0x72, // he-contr 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6f, 0x6c, 0x00, 0x00, 0x00, 0x0a, 0x63, 0x6f, // ol....co 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6e, 0x6e, 0x65, 0x63, 0x74, 0x69, 0x6f, 0x6e, // nnection 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x0c, 0x63, 0x6f, 0x6e, 0x74, // ....cont 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x6e, 0x74, 0x2d, 0x62, 0x61, 0x73, 0x65, // ent-base 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x10, 0x63, 0x6f, 0x6e, 0x74, // ....cont 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x6e, 0x74, 0x2d, 0x65, 0x6e, 0x63, 0x6f, // ent-enco 1075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x64, 0x69, 0x6e, 0x67, 0x00, 0x00, 0x00, 0x10, // ding.... 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x63, 0x6f, 0x6e, 0x74, 0x65, 0x6e, 0x74, 0x2d, // content- 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6c, 0x61, 0x6e, 0x67, 0x75, 0x61, 0x67, 0x65, // language 1105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x0e, 0x63, 0x6f, 0x6e, 0x74, // ....cont 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x6e, 0x74, 0x2d, 0x6c, 0x65, 0x6e, 0x67, // ent-leng 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x68, 0x00, 0x00, 0x00, 0x10, 0x63, 0x6f, // th....co 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6e, 0x74, 0x65, 0x6e, 0x74, 0x2d, 0x6c, 0x6f, // ntent-lo 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x63, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x00, 0x00, // cation.. 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x0b, 0x63, 0x6f, 0x6e, 0x74, 0x65, 0x6e, // ..conten 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x2d, 0x6d, 0x64, 0x35, 0x00, 0x00, 0x00, // t-md5... 1175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x0d, 0x63, 0x6f, 0x6e, 0x74, 0x65, 0x6e, 0x74, // .content 1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x2d, 0x72, 0x61, 0x6e, 0x67, 0x65, 0x00, 0x00, // -range.. 1195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x0c, 0x63, 0x6f, 0x6e, 0x74, 0x65, 0x6e, // ..conten 1205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x2d, 0x74, 0x79, 0x70, 0x65, 0x00, 0x00, // t-type.. 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x04, 0x64, 0x61, 0x74, 0x65, 0x00, 0x00, // ..date.. 1225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x04, 0x65, 0x74, 0x61, 0x67, 0x00, 0x00, // ..etag.. 1235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x06, 0x65, 0x78, 0x70, 0x65, 0x63, 0x74, // ..expect 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x07, 0x65, 0x78, 0x70, 0x69, // ....expi 1255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x72, 0x65, 0x73, 0x00, 0x00, 0x00, 0x04, 0x66, // res....f 1265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x72, 0x6f, 0x6d, 0x00, 0x00, 0x00, 0x04, 0x68, // rom....h 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6f, 0x73, 0x74, 0x00, 0x00, 0x00, 0x08, 0x69, // ost....i 1285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x66, 0x2d, 0x6d, 0x61, 0x74, 0x63, 0x68, 0x00, // f-match. 1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x11, 0x69, 0x66, 0x2d, 0x6d, 0x6f, // ...if-mo 1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x64, 0x69, 0x66, 0x69, 0x65, 0x64, 0x2d, 0x73, // dified-s 1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x69, 0x6e, 0x63, 0x65, 0x00, 0x00, 0x00, 0x0d, // ince.... 1325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x69, 0x66, 0x2d, 0x6e, 0x6f, 0x6e, 0x65, 0x2d, // if-none- 1335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6d, 0x61, 0x74, 0x63, 0x68, 0x00, 0x00, 0x00, // match... 1345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x08, 0x69, 0x66, 0x2d, 0x72, 0x61, 0x6e, 0x67, // .if-rang 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x00, 0x00, 0x00, 0x13, 0x69, 0x66, 0x2d, // e....if- 1365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x75, 0x6e, 0x6d, 0x6f, 0x64, 0x69, 0x66, 0x69, // unmodifi 1375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x64, 0x2d, 0x73, 0x69, 0x6e, 0x63, 0x65, // ed-since 1385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x0d, 0x6c, 0x61, 0x73, 0x74, // ....last 1395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x2d, 0x6d, 0x6f, 0x64, 0x69, 0x66, 0x69, 0x65, // -modifie 1405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x64, 0x00, 0x00, 0x00, 0x08, 0x6c, 0x6f, 0x63, // d....loc 1415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x00, 0x00, 0x00, // ation... 1425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x0c, 0x6d, 0x61, 0x78, 0x2d, 0x66, 0x6f, 0x72, // .max-for 1435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x77, 0x61, 0x72, 0x64, 0x73, 0x00, 0x00, 0x00, // wards... 1445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x06, 0x70, 0x72, 0x61, 0x67, 0x6d, 0x61, 0x00, // .pragma. 1455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x12, 0x70, 0x72, 0x6f, 0x78, 0x79, // ...proxy 1465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x2d, 0x61, 0x75, 0x74, 0x68, 0x65, 0x6e, 0x74, // -authent 1475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x69, 0x63, 0x61, 0x74, 0x65, 0x00, 0x00, 0x00, // icate... 1485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x13, 0x70, 0x72, 0x6f, 0x78, 0x79, 0x2d, 0x61, // .proxy-a 1495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x75, 0x74, 0x68, 0x6f, 0x72, 0x69, 0x7a, 0x61, // uthoriza 1505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x69, 0x6f, 0x6e, 0x00, 0x00, 0x00, 0x05, // tion.... 1515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x72, 0x61, 0x6e, 0x67, 0x65, 0x00, 0x00, 0x00, // range... 1525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x07, 0x72, 0x65, 0x66, 0x65, 0x72, 0x65, 0x72, // .referer 1535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x0b, 0x72, 0x65, 0x74, 0x72, // ....retr 1545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x79, 0x2d, 0x61, 0x66, 0x74, 0x65, 0x72, 0x00, // y-after. 1555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x06, 0x73, 0x65, 0x72, 0x76, 0x65, // ...serve 1565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x72, 0x00, 0x00, 0x00, 0x02, 0x74, 0x65, 0x00, // r....te. 1575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x07, 0x74, 0x72, 0x61, 0x69, 0x6c, // ...trail 1585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x72, 0x00, 0x00, 0x00, 0x11, 0x74, 0x72, // er....tr 1595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x61, 0x6e, 0x73, 0x66, 0x65, 0x72, 0x2d, 0x65, // ansfer-e 1605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6e, 0x63, 0x6f, 0x64, 0x69, 0x6e, 0x67, 0x00, // ncoding. 1615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x07, 0x75, 0x70, 0x67, 0x72, 0x61, // ...upgra 1625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x64, 0x65, 0x00, 0x00, 0x00, 0x0a, 0x75, 0x73, // de....us 1635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x72, 0x2d, 0x61, 0x67, 0x65, 0x6e, 0x74, // er-agent 1645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x04, 0x76, 0x61, 0x72, 0x79, // ....vary 1655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x03, 0x76, 0x69, 0x61, 0x00, // ....via. 1665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x07, 0x77, 0x61, 0x72, 0x6e, 0x69, // ...warni 1675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6e, 0x67, 0x00, 0x00, 0x00, 0x10, 0x77, 0x77, // ng....ww 1685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x77, 0x2d, 0x61, 0x75, 0x74, 0x68, 0x65, 0x6e, // w-authen 1695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x69, 0x63, 0x61, 0x74, 0x65, 0x00, 0x00, // ticate.. 1705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x06, 0x6d, 0x65, 0x74, 0x68, 0x6f, 0x64, // ..method 1715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x03, 0x67, 0x65, 0x74, 0x00, // ....get. 1725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x06, 0x73, 0x74, 0x61, 0x74, 0x75, // ...statu 1735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x73, 0x00, 0x00, 0x00, 0x06, 0x32, 0x30, 0x30, // s....200 1745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x20, 0x4f, 0x4b, 0x00, 0x00, 0x00, 0x07, 0x76, // .OK....v 1755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x00, 0x00, // ersion.. 1765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x08, 0x48, 0x54, 0x54, 0x50, 0x2f, 0x31, // ..HTTP.1 1775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x2e, 0x31, 0x00, 0x00, 0x00, 0x03, 0x75, 0x72, // .1....ur 1785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6c, 0x00, 0x00, 0x00, 0x06, 0x70, 0x75, 0x62, // l....pub 1795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6c, 0x69, 0x63, 0x00, 0x00, 0x00, 0x0a, 0x73, // lic....s 1805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x74, 0x2d, 0x63, 0x6f, 0x6f, 0x6b, 0x69, // et-cooki 1815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x00, 0x00, 0x00, 0x0a, 0x6b, 0x65, 0x65, // e....kee 1825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x70, 0x2d, 0x61, 0x6c, 0x69, 0x76, 0x65, 0x00, // p-alive. 1835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x06, 0x6f, 0x72, 0x69, 0x67, 0x69, // ...origi 1845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6e, 0x31, 0x30, 0x30, 0x31, 0x30, 0x31, 0x32, // n1001012 1855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x30, 0x31, 0x32, 0x30, 0x32, 0x32, 0x30, 0x35, // 01202205 1865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x32, 0x30, 0x36, 0x33, 0x30, 0x30, 0x33, 0x30, // 20630030 1875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x32, 0x33, 0x30, 0x33, 0x33, 0x30, 0x34, 0x33, // 23033043 1885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x30, 0x35, 0x33, 0x30, 0x36, 0x33, 0x30, 0x37, // 05306307 1895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x34, 0x30, 0x32, 0x34, 0x30, 0x35, 0x34, 0x30, // 40240540 1905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x36, 0x34, 0x30, 0x37, 0x34, 0x30, 0x38, 0x34, // 64074084 1915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x30, 0x39, 0x34, 0x31, 0x30, 0x34, 0x31, 0x31, // 09410411 1925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x34, 0x31, 0x32, 0x34, 0x31, 0x33, 0x34, 0x31, // 41241341 1935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x34, 0x34, 0x31, 0x35, 0x34, 0x31, 0x36, 0x34, // 44154164 1945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x31, 0x37, 0x35, 0x30, 0x32, 0x35, 0x30, 0x34, // 17502504 1955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x35, 0x30, 0x35, 0x32, 0x30, 0x33, 0x20, 0x4e, // 505203.N 1965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6f, 0x6e, 0x2d, 0x41, 0x75, 0x74, 0x68, 0x6f, // on-Autho 1975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x72, 0x69, 0x74, 0x61, 0x74, 0x69, 0x76, 0x65, // ritative 1985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x20, 0x49, 0x6e, 0x66, 0x6f, 0x72, 0x6d, 0x61, // .Informa 1995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x69, 0x6f, 0x6e, 0x32, 0x30, 0x34, 0x20, // tion204. 2005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x4e, 0x6f, 0x20, 0x43, 0x6f, 0x6e, 0x74, 0x65, // No.Conte 2015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6e, 0x74, 0x33, 0x30, 0x31, 0x20, 0x4d, 0x6f, // nt301.Mo 2025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x76, 0x65, 0x64, 0x20, 0x50, 0x65, 0x72, 0x6d, // ved.Perm 2035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x61, 0x6e, 0x65, 0x6e, 0x74, 0x6c, 0x79, 0x34, // anently4 2045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x30, 0x30, 0x20, 0x42, 0x61, 0x64, 0x20, 0x52, // 00.Bad.R 2055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x34, 0x30, // equest40 2065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x31, 0x20, 0x55, 0x6e, 0x61, 0x75, 0x74, 0x68, // 1.Unauth 2075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6f, 0x72, 0x69, 0x7a, 0x65, 0x64, 0x34, 0x30, // orized40 2085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x33, 0x20, 0x46, 0x6f, 0x72, 0x62, 0x69, 0x64, // 3.Forbid 2095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x64, 0x65, 0x6e, 0x34, 0x30, 0x34, 0x20, 0x4e, // den404.N 2105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6f, 0x74, 0x20, 0x46, 0x6f, 0x75, 0x6e, 0x64, // ot.Found 2115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x35, 0x30, 0x30, 0x20, 0x49, 0x6e, 0x74, 0x65, // 500.Inte 2125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x72, 0x6e, 0x61, 0x6c, 0x20, 0x53, 0x65, 0x72, // rnal.Ser 2135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x76, 0x65, 0x72, 0x20, 0x45, 0x72, 0x72, 0x6f, // ver.Erro 2145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x72, 0x35, 0x30, 0x31, 0x20, 0x4e, 0x6f, 0x74, // r501.Not 2155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x20, 0x49, 0x6d, 0x70, 0x6c, 0x65, 0x6d, 0x65, // .Impleme 2165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6e, 0x74, 0x65, 0x64, 0x35, 0x30, 0x33, 0x20, // nted503. 2175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x53, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x20, // Service. 2185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x55, 0x6e, 0x61, 0x76, 0x61, 0x69, 0x6c, 0x61, // Unavaila 2195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x62, 0x6c, 0x65, 0x4a, 0x61, 0x6e, 0x20, 0x46, // bleJan.F 2205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x62, 0x20, 0x4d, 0x61, 0x72, 0x20, 0x41, // eb.Mar.A 2215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x70, 0x72, 0x20, 0x4d, 0x61, 0x79, 0x20, 0x4a, // pr.May.J 2225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x75, 0x6e, 0x20, 0x4a, 0x75, 0x6c, 0x20, 0x41, // un.Jul.A 2235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x75, 0x67, 0x20, 0x53, 0x65, 0x70, 0x74, 0x20, // ug.Sept. 2245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x4f, 0x63, 0x74, 0x20, 0x4e, 0x6f, 0x76, 0x20, // Oct.Nov. 2255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x44, 0x65, 0x63, 0x20, 0x30, 0x30, 0x3a, 0x30, // Dec.00.0 2265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x30, 0x3a, 0x30, 0x30, 0x20, 0x4d, 0x6f, 0x6e, // 0.00.Mon 2275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x2c, 0x20, 0x54, 0x75, 0x65, 0x2c, 0x20, 0x57, // ..Tue..W 2285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x64, 0x2c, 0x20, 0x54, 0x68, 0x75, 0x2c, // ed..Thu. 2295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x20, 0x46, 0x72, 0x69, 0x2c, 0x20, 0x53, 0x61, // .Fri..Sa 2305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x2c, 0x20, 0x53, 0x75, 0x6e, 0x2c, 0x20, // t..Sun.. 2315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x47, 0x4d, 0x54, 0x63, 0x68, 0x75, 0x6e, 0x6b, // GMTchunk 2325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x64, 0x2c, 0x74, 0x65, 0x78, 0x74, 0x2f, // ed.text. 2335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x68, 0x74, 0x6d, 0x6c, 0x2c, 0x69, 0x6d, 0x61, // html.ima 2345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x67, 0x65, 0x2f, 0x70, 0x6e, 0x67, 0x2c, 0x69, // ge.png.i 2355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6d, 0x61, 0x67, 0x65, 0x2f, 0x6a, 0x70, 0x67, // mage.jpg 2365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x2c, 0x69, 0x6d, 0x61, 0x67, 0x65, 0x2f, 0x67, // .image.g 2375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x69, 0x66, 0x2c, 0x61, 0x70, 0x70, 0x6c, 0x69, // if.appli 2385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x63, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x2f, 0x78, // cation.x 2395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6d, 0x6c, 0x2c, 0x61, 0x70, 0x70, 0x6c, 0x69, // ml.appli 2405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x63, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x2f, 0x78, // cation.x 2415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x68, 0x74, 0x6d, 0x6c, 0x2b, 0x78, 0x6d, 0x6c, // html.xml 2425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x2c, 0x74, 0x65, 0x78, 0x74, 0x2f, 0x70, 0x6c, // .text.pl 2435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x61, 0x69, 0x6e, 0x2c, 0x74, 0x65, 0x78, 0x74, // ain.text 2445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x2f, 0x6a, 0x61, 0x76, 0x61, 0x73, 0x63, 0x72, // .javascr 2455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x69, 0x70, 0x74, 0x2c, 0x70, 0x75, 0x62, 0x6c, // ipt.publ 2465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x69, 0x63, 0x70, 0x72, 0x69, 0x76, 0x61, 0x74, // icprivat 2475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x6d, 0x61, 0x78, 0x2d, 0x61, 0x67, 0x65, // emax-age 2485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x3d, 0x67, 0x7a, 0x69, 0x70, 0x2c, 0x64, 0x65, // .gzip.de 2495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x66, 0x6c, 0x61, 0x74, 0x65, 0x2c, 0x73, 0x64, // flate.sd 2505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x63, 0x68, 0x63, 0x68, 0x61, 0x72, 0x73, 0x65, // chcharse 2515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x3d, 0x75, 0x74, 0x66, 0x2d, 0x38, 0x63, // t.utf-8c 2525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x68, 0x61, 0x72, 0x73, 0x65, 0x74, 0x3d, 0x69, // harset.i 2535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x73, 0x6f, 0x2d, 0x38, 0x38, 0x35, 0x39, 0x2d, // so-8859- 2545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x31, 0x2c, 0x75, 0x74, 0x66, 0x2d, 0x2c, 0x2a, // 1.utf-.. 2555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x2c, 0x65, 0x6e, 0x71, 0x3d, 0x30, 0x2e // .enq.0. 2565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 2575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const int kV3DictionarySize = arraysize(kV3Dictionary); 2585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 259a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)// The HTTP/2 connection header prefix, which must be the first bytes 260a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)// sent by the client upon starting an HTTP/2 connection, and which 261a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)// must be followed by a SETTINGS frame. 2622385ea399aae016c0806a4f9ef3c9cfe3d2a39dfBen Murdoch// 2632385ea399aae016c0806a4f9ef3c9cfe3d2a39dfBen Murdoch// Equivalent to the string "PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n" 2642385ea399aae016c0806a4f9ef3c9cfe3d2a39dfBen Murdoch// (without the null terminator). 2652385ea399aae016c0806a4f9ef3c9cfe3d2a39dfBen Murdochconst char kHttp2ConnectionHeaderPrefix[] = { 2662385ea399aae016c0806a4f9ef3c9cfe3d2a39dfBen Murdoch 0x50, 0x52, 0x49, 0x20, 0x2a, 0x20, 0x48, 0x54, // PRI * HT 2672385ea399aae016c0806a4f9ef3c9cfe3d2a39dfBen Murdoch 0x54, 0x50, 0x2f, 0x32, 0x2e, 0x30, 0x0d, 0x0a, // TP/2.0.. 2682385ea399aae016c0806a4f9ef3c9cfe3d2a39dfBen Murdoch 0x0d, 0x0a, 0x53, 0x4d, 0x0d, 0x0a, 0x0d, 0x0a // ..SM.... 2692385ea399aae016c0806a4f9ef3c9cfe3d2a39dfBen Murdoch}; 270a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)const int kHttp2ConnectionHeaderPrefixSize = 271a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) arraysize(kHttp2ConnectionHeaderPrefix); 272a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) 273c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)// Types of SPDY frames. 274c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)enum SpdyFrameType { 275c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) DATA = 0, 2765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SYN_STREAM = 1, 277c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) FIRST_CONTROL_TYPE = SYN_STREAM, 2785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SYN_REPLY, 2795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RST_STREAM, 2805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SETTINGS, 2815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NOOP, // Because it is valid in SPDY/2, kept for identifiability/enum order. 2825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PING, 2835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GOAWAY, 2845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) HEADERS, 2855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) WINDOW_UPDATE, 2865d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) CREDENTIAL, // No longer valid. Kept for identifiability/enum order. 287868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) BLOCKED, 2887dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch PUSH_PROMISE, 289a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) CONTINUATION, 290a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) LAST_CONTROL_TYPE = CONTINUATION 2915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 2925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Flags on data packets. 2945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)enum SpdyDataFlags { 2954ad1aa43a48567659193a298fad74f55e00b3dd9Ben MurdochDATA_FLAG_NONE = 0x00, 2964ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch DATA_FLAG_FIN = 0x01, 2974ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch DATA_FLAG_END_SEGMENT = 0x02, 2984ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch DATA_FLAG_PAD_LOW = 0x10, 2994ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch DATA_FLAG_PAD_HIGH = 0x20 3005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 3015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Flags on control packets 3035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)enum SpdyControlFlags { 3045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CONTROL_FLAG_NONE = 0, 3055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CONTROL_FLAG_FIN = 1, 3065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CONTROL_FLAG_UNIDIRECTIONAL = 2 3075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 3085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 309a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)enum SpdyPingFlags { 310a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) PING_FLAG_ACK = 0x1, 311a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)}; 312a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 3135d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)enum SpdyHeadersFlags { 314a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) HEADERS_FLAG_END_HEADERS = 0x4, 315a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) HEADERS_FLAG_PRIORITY = 0x8 316a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)}; 317a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 318a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)enum SpdyPushPromiseFlags { 319a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) PUSH_PROMISE_FLAG_END_PUSH_PROMISE = 0x4 3205d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)}; 3215d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 3225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Flags on the SETTINGS control frame. 3235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)enum SpdySettingsControlFlags { 3245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SETTINGS_FLAG_CLEAR_PREVIOUSLY_PERSISTED_SETTINGS = 0x1 3255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 3265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 327a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)enum Http2SettingsControlFlags { 328a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) SETTINGS_FLAG_ACK = 0x1, 329a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)}; 330a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 3315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Flags for settings within a SETTINGS frame. 3325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)enum SpdySettingsFlags { 3335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SETTINGS_FLAG_NONE = 0x0, 3345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SETTINGS_FLAG_PLEASE_PERSIST = 0x1, 3355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SETTINGS_FLAG_PERSISTED = 0x2 3365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 3375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 338e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch// List of known settings. Avoid changing these enum values, as persisted 339e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch// settings are keyed on them, and they are also exposed in net-internals. 3405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)enum SpdySettingsIds { 341e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch SETTINGS_UPLOAD_BANDWIDTH = 0x1, 342e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch SETTINGS_DOWNLOAD_BANDWIDTH = 0x2, 3435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Network round trip time in milliseconds. 344e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch SETTINGS_ROUND_TRIP_TIME = 0x3, 3454ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // The maximum number of simultaneous live streams in each direction. 346e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch SETTINGS_MAX_CONCURRENT_STREAMS = 0x4, 3475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TCP congestion window in packets. 348e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch SETTINGS_CURRENT_CWND = 0x5, 3495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Downstream byte retransmission rate in percentage. 350e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch SETTINGS_DOWNLOAD_RETRANS_RATE = 0x6, 3515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Initial window size in bytes 352e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch SETTINGS_INITIAL_WINDOW_SIZE = 0x7, 3534ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // HPACK header table maximum size. 354e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch SETTINGS_HEADER_TABLE_SIZE = 0x8, 3554ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Whether or not server push (PUSH_PROMISE) is enabled. 356e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch SETTINGS_ENABLE_PUSH = 0x9, 3575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 3585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Status codes for RST_STREAM frames. 3602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)enum SpdyRstStreamStatus { 3612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_INVALID = 0, 3622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_PROTOCOL_ERROR = 1, 3632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_INVALID_STREAM = 2, 3645c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu RST_STREAM_STREAM_CLOSED = 2, // Equivalent to INVALID_STREAM 3652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_REFUSED_STREAM = 3, 3662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_UNSUPPORTED_VERSION = 4, 3672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_CANCEL = 5, 3682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_INTERNAL_ERROR = 6, 3692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_FLOW_CONTROL_ERROR = 7, 3702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_STREAM_IN_USE = 8, 3712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_STREAM_ALREADY_CLOSED = 9, 3722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_INVALID_CREDENTIALS = 10, 3735c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // FRAME_TOO_LARGE (defined by SPDY versions 3.1 and below), and 3745c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // FRAME_SIZE_ERROR (defined by HTTP/2) are mapped to the same internal 3755c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // reset status. 3762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_FRAME_TOO_LARGE = 11, 3775c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu RST_STREAM_FRAME_SIZE_ERROR = 11, 3785c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu RST_STREAM_SETTINGS_TIMEOUT = 12, 3795c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu RST_STREAM_CONNECT_ERROR = 13, 3805c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu RST_STREAM_ENHANCE_YOUR_CALM = 14, 3815c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu RST_STREAM_NUM_STATUS_CODES = 15 3822a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)}; 3832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Status codes for GOAWAY frames. 3855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)enum SpdyGoAwayStatus { 3865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GOAWAY_OK = 0, 3875c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu GOAWAY_NO_ERROR = GOAWAY_OK, 3885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GOAWAY_PROTOCOL_ERROR = 1, 3895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GOAWAY_INTERNAL_ERROR = 2, 3905c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu GOAWAY_FLOW_CONTROL_ERROR = 3, 3915c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu GOAWAY_SETTINGS_TIMEOUT = 4, 3925c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu GOAWAY_STREAM_CLOSED = 5, 3935c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu GOAWAY_FRAME_SIZE_ERROR = 6, 3945c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu GOAWAY_REFUSED_STREAM = 7, 3955c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu GOAWAY_CANCEL = 8, 3965c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu GOAWAY_COMPRESSION_ERROR = 9, 3975c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu GOAWAY_CONNECT_ERROR = 10, 3985c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu GOAWAY_ENHANCE_YOUR_CALM = 11, 3995c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu GOAWAY_INADEQUATE_SECURITY = 12 4005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 4015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// A SPDY priority is a number between 0 and 7 (inclusive). 403a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)// SPDY priority range is version-dependent. For SPDY 2 and below, priority is a 4045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// number between 0 and 3. 4055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)typedef uint8 SpdyPriority; 4065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)typedef std::map<std::string, std::string> SpdyNameValueBlock; 4085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4095d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)typedef uint64 SpdyPingId; 4105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4114ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch// TODO(hkhalil): Add direct testing for this? It won't increase coverage any, 4124ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch// but is good to do anyway. 4134ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdochclass NET_EXPORT_PRIVATE SpdyConstants { 4144ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch public: 4154ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Returns true if a given on-the-wire enumeration of a frame type is valid 4164ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // for a given protocol version, false otherwise. 4174ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch static bool IsValidFrameType(SpdyMajorVersion version, int frame_type_field); 4184ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 4194ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Parses a frame type from an on-the-wire enumeration of a given protocol 4204ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // version. 4214ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Behavior is undefined for invalid frame type fields; consumers should first 4224ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // use IsValidFrameType() to verify validity of frame type fields. 4234ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch static SpdyFrameType ParseFrameType(SpdyMajorVersion version, 4244ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch int frame_type_field); 4254ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 4264ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Serializes a given frame type to the on-the-wire enumeration value for the 4274ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // given protocol version. 4284ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Returns -1 on failure (I.E. Invalid frame type for the given version). 4294ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch static int SerializeFrameType(SpdyMajorVersion version, 4304ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch SpdyFrameType frame_type); 4314ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 4324ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Returns true if a given on-the-wire enumeration of a setting id is valid 4334ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // for a given protocol version, false otherwise. 4344ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch static bool IsValidSettingId(SpdyMajorVersion version, int setting_id_field); 4354ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 4364ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Parses a setting id from an on-the-wire enumeration of a given protocol 4374ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // version. 4384ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Behavior is undefined for invalid setting id fields; consumers should first 4394ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // use IsValidSettingId() to verify validity of setting id fields. 4404ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch static SpdySettingsIds ParseSettingId(SpdyMajorVersion version, 4414ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch int setting_id_field); 4424ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 4434ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Serializes a given setting id to the on-the-wire enumeration value for the 4444ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // given protocol version. 4454ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Returns -1 on failure (I.E. Invalid setting id for the given version). 4464ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch static int SerializeSettingId(SpdyMajorVersion version, SpdySettingsIds id); 4475c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu 4485c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // Returns true if a given on-the-wire enumeration of a RST_STREAM status code 4495c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // is valid for a given protocol version, false otherwise. 4505c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu static bool IsValidRstStreamStatus(SpdyMajorVersion version, 4515c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu int rst_stream_status_field); 4525c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu 4535c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // Parses a RST_STREAM status code from an on-the-wire enumeration of a given 4545c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // protocol version. 4555c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // Behavior is undefined for invalid RST_STREAM status code fields; consumers 4565c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // should first use IsValidRstStreamStatus() to verify validity of RST_STREAM 4575c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // status code fields.. 4585c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu static SpdyRstStreamStatus ParseRstStreamStatus(SpdyMajorVersion version, 4595c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu int rst_stream_status_field); 4605c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu 4615c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // Serializes a given RST_STREAM status code to the on-the-wire enumeration 4625c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // value for the given protocol version. 4635c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // Returns -1 on failure (I.E. Invalid RST_STREAM status code for the given 4645c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // version). 4655c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu static int SerializeRstStreamStatus(SpdyMajorVersion version, 4665c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu SpdyRstStreamStatus rst_stream_status); 4675c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu 4685c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // Returns true if a given on-the-wire enumeration of a GOAWAY status code is 4695c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // valid for the given protocol version, false otherwise. 4705c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu static bool IsValidGoAwayStatus(SpdyMajorVersion version, 4715c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu int goaway_status_field); 4725c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu 4735c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // Parses a GOAWAY status from an on-the-wire enumeration of a given protocol 4745c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // version. 4755c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // Behavior is undefined for invalid GOAWAY status fields; consumers should 4765c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // first use IsValidGoAwayStatus() to verify validity of GOAWAY status fields. 4775c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu static SpdyGoAwayStatus ParseGoAwayStatus(SpdyMajorVersion version, 4785c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu int goaway_status_field); 4795c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu 4805c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // Serializes a given GOAWAY status to the on-the-wire enumeration value for 4815c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // the given protocol version. 4825c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // Returns -1 on failure (I.E. Invalid GOAWAY status for the given version). 4835c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu static int SerializeGoAwayStatus(SpdyMajorVersion version, 4845c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu SpdyGoAwayStatus status); 4855c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu 4865c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // Size, in bytes, of the data frame header. Future versions of SPDY 4875c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // will likely vary this, so we allow for the flexibility of a function call 4885c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // for this value as opposed to a constant. 4895c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu static size_t GetDataFrameMinimumSize(); 4905c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu 4915c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // Size, in bytes, of the control frame header. 4925c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu static size_t GetControlFrameHeaderSize(SpdyMajorVersion version); 4935c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu 4945c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu static size_t GetPrefixLength(SpdyFrameType type, SpdyMajorVersion version); 4955c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu 4965c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu static size_t GetFrameMaximumSize(SpdyMajorVersion version); 4975c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu 4985c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu static SpdyMajorVersion ParseMajorVersion(int version_number); 4995c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu 5005c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu static int SerializeMajorVersion(SpdyMajorVersion version); 5015c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu 5025c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu static std::string GetVersionString(SpdyMajorVersion version); 5034ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch}; 5044ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 5052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class SpdyFrame; 5062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)typedef SpdyFrame SpdySerializedFrame; 5075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 508eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdochclass SpdyFrameVisitor; 5095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Intermediate representation for SPDY frames. 5112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// TODO(hkhalil): Rename this class to SpdyFrame when the existing SpdyFrame is 5122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// gone. 5135d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdyFrameIR { 5142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) public: 5152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual ~SpdyFrameIR() {} 5165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 517eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const = 0; 518eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 5192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) protected: 5202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyFrameIR() {} 5215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) private: 5232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyFrameIR); 5245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 5255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Abstract class intended to be inherited by IRs that have a stream associated 5272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// to them. 5285d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdyFrameWithStreamIdIR : public SpdyFrameIR { 5295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 5302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual ~SpdyFrameWithStreamIdIR() {} 5312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyStreamId stream_id() const { return stream_id_; } 5322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void set_stream_id(SpdyStreamId stream_id) { 5332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK_EQ(0u, stream_id & ~kStreamIdMask); 5342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) stream_id_ = stream_id; 5355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 5365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) protected: 5382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) explicit SpdyFrameWithStreamIdIR(SpdyStreamId stream_id) { 5392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) set_stream_id(stream_id); 5405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 5415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) private: 5432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyStreamId stream_id_; 5445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyFrameWithStreamIdIR); 5462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)}; 5475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Abstract class intended to be inherited by IRs that have the option of a FIN 5492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// flag. Implies SpdyFrameWithStreamIdIR. 5505d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdyFrameWithFinIR : public SpdyFrameWithStreamIdIR { 5512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) public: 5522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual ~SpdyFrameWithFinIR() {} 5532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool fin() const { return fin_; } 5542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void set_fin(bool fin) { fin_ = fin; } 5555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) protected: 5572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) explicit SpdyFrameWithFinIR(SpdyStreamId stream_id) 5582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : SpdyFrameWithStreamIdIR(stream_id), 5592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) fin_(false) {} 5605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 5622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool fin_; 5632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 5642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyFrameWithFinIR); 5655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 5665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Abstract class intended to be inherited by IRs that contain a name-value 5682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// block. Implies SpdyFrameWithFinIR. 5692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class NET_EXPORT_PRIVATE SpdyFrameWithNameValueBlockIR 5702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : public NON_EXPORTED_BASE(SpdyFrameWithFinIR) { 5715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 5722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const SpdyNameValueBlock& name_value_block() const { 5732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return name_value_block_; 5745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 5755d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) void set_name_value_block(const SpdyNameValueBlock& name_value_block) { 5765d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) // Deep copy. 5775d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) name_value_block_ = name_value_block; 5785d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) } 5792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void SetHeader(const base::StringPiece& name, 5802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::StringPiece& value) { 5812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) name_value_block_[name.as_string()] = value.as_string(); 5825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 583c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch SpdyNameValueBlock* mutable_name_value_block() { 584c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch return &name_value_block_; 585c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch } 5865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5872a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) protected: 5882a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) explicit SpdyFrameWithNameValueBlockIR(SpdyStreamId stream_id); 5892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual ~SpdyFrameWithNameValueBlockIR(); 5905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 5922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyNameValueBlock name_value_block_; 5932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 5942a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyFrameWithNameValueBlockIR); 5955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 5965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5972a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class NET_EXPORT_PRIVATE SpdyDataIR 5982a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : public NON_EXPORTED_BASE(SpdyFrameWithFinIR) { 5995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 6002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Performs deep copy on data. 6012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyDataIR(SpdyStreamId stream_id, const base::StringPiece& data); 6025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Use in conjunction with SetDataShallow() for shallow-copy on data. 6042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) explicit SpdyDataIR(SpdyStreamId stream_id); 6055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual ~SpdyDataIR(); 6075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::StringPiece data() const { return data_; } 6095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6104ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch bool pad_low() const { return pad_low_; } 6114ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 6124ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch bool pad_high() const { return pad_high_; } 6134ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 6144ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch int padding_payload_len() const { return padding_payload_len_; } 6154ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 6164ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch void set_padding_len(int padding_len) { 6174ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // The padding_len should be in (0, 65535 + 2]. 6184ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Note that SpdyFramer::GetDataFrameMaximumPayload() enforces the overall 6194ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // payload size later so we actually can't pad more than 16375 bytes. 6204ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch DCHECK_GT(padding_len, 0); 6214ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch DCHECK_LT(padding_len, 65537); 6224ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 6234ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch if (padding_len <= 256) { 6244ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch pad_low_ = true; 6254ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch --padding_len; 6264ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch } else { 6274ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch pad_low_ = pad_high_ = true; 6284ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch padding_len -= 2; 6294ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch } 6304ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch padding_payload_len_ = padding_len; 6314ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch } 6324ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 6332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Deep-copy of data (keep private copy). 6342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void SetDataDeep(const base::StringPiece& data) { 6352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) data_store_.reset(new std::string(data.data(), data.length())); 6362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) data_ = *(data_store_.get()); 6375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 6385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Shallow-copy of data (do not keep private copy). 6402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void SetDataShallow(const base::StringPiece& data) { 6412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) data_store_.reset(); 6422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) data_ = data; 6435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 6445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 645eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 646eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 6475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 6482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Used to store data that this SpdyDataIR should own. 6492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) scoped_ptr<std::string> data_store_; 6502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::StringPiece data_; 6512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 6524ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch bool pad_low_; 6534ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch bool pad_high_; 6544ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // padding_payload_len_ = desired padding length - len(padding length field). 6554ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch int padding_payload_len_; 6564ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 6572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyDataIR); 6585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 6595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 660eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdochclass NET_EXPORT_PRIVATE SpdySynStreamIR 661eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch : public SpdyFrameWithNameValueBlockIR { 6625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 6632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) explicit SpdySynStreamIR(SpdyStreamId stream_id) 6642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : SpdyFrameWithNameValueBlockIR(stream_id), 6652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) associated_to_stream_id_(0), 6662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) priority_(0), 6672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) unidirectional_(false) {} 6682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyStreamId associated_to_stream_id() const { 6692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return associated_to_stream_id_; 6702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 6712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void set_associated_to_stream_id(SpdyStreamId stream_id) { 6722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) associated_to_stream_id_ = stream_id; 6732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 6742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyPriority priority() const { return priority_; } 6752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void set_priority(SpdyPriority priority) { priority_ = priority; } 6762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool unidirectional() const { return unidirectional_; } 6772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void set_unidirectional(bool unidirectional) { 6782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) unidirectional_ = unidirectional; 6795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 6805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 681eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 682eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 6832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) private: 6842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyStreamId associated_to_stream_id_; 6852a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyPriority priority_; 6862a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool unidirectional_; 6875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6882a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdySynStreamIR); 6892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)}; 6905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6915d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdySynReplyIR : public SpdyFrameWithNameValueBlockIR { 6922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) public: 6932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) explicit SpdySynReplyIR(SpdyStreamId stream_id) 6942a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : SpdyFrameWithNameValueBlockIR(stream_id) {} 6955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 696eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 697eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 6985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 6992a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdySynReplyIR); 7005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 7015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7025d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdyRstStreamIR : public SpdyFrameWithStreamIdIR { 7035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 7045d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) SpdyRstStreamIR(SpdyStreamId stream_id, SpdyRstStreamStatus status, 7055d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) base::StringPiece description); 7065d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 7075d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) virtual ~SpdyRstStreamIR(); 7085d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 7092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyRstStreamStatus status() const { 7102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return status_; 7115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 7122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void set_status(SpdyRstStreamStatus status) { 7132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) status_ = status; 7145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 7155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7165d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) base::StringPiece description() const { return description_; } 7175d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 7185d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) void set_description(base::StringPiece description) { 7195d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) description_ = description; 7205d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) } 7215d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 722eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 723eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 7245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 7252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyRstStreamStatus status_; 7265d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) base::StringPiece description_; 7272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 7282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyRstStreamIR); 7295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 7305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7315d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdySettingsIR : public SpdyFrameIR { 7325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 7332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Associates flags with a value. 7342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) struct Value { 7352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) Value() : persist_value(false), 7362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) persisted(false), 7372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) value(0) {} 7382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool persist_value; 7392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool persisted; 7402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int32 value; 7412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) }; 7422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) typedef std::map<SpdySettingsIds, Value> ValueMap; 7435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdySettingsIR(); 7455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual ~SpdySettingsIR(); 7475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Overwrites as appropriate. 7492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const ValueMap& values() const { return values_; } 7502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void AddSetting(SpdySettingsIds id, 7512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool persist_value, 7522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool persisted, 7532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int32 value) { 7542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) values_[id].persist_value = persist_value; 7552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) values_[id].persisted = persisted; 7562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) values_[id].value = value; 7575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 758a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 7592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool clear_settings() const { return clear_settings_; } 7602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void set_clear_settings(bool clear_settings) { 7612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) clear_settings_ = clear_settings; 7625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 763a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool is_ack() const { return is_ack_; } 764a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) void set_is_ack(bool is_ack) { 765a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) is_ack_ = is_ack; 766a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) } 7675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 768eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 769eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 7705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 7712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ValueMap values_; 7722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool clear_settings_; 773a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool is_ack_; 7742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 7752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdySettingsIR); 7765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 7775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7785d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdyPingIR : public SpdyFrameIR { 7795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 780a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) explicit SpdyPingIR(SpdyPingId id) : id_(id), is_ack_(false) {} 7812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyPingId id() const { return id_; } 7825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 783a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) // ACK logic is valid only for SPDY versions 4 and above. 784a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool is_ack() const { return is_ack_; } 785a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) void set_is_ack(bool is_ack) { is_ack_ = is_ack; } 786a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 787eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 788eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 7895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 7902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyPingId id_; 791a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool is_ack_; 7922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 7932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyPingIR); 7945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 7955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7965d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdyGoAwayIR : public SpdyFrameIR { 7975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 7985d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) SpdyGoAwayIR(SpdyStreamId last_good_stream_id, SpdyGoAwayStatus status, 7995d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) const base::StringPiece& description); 8005d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) virtual ~SpdyGoAwayIR(); 8012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyStreamId last_good_stream_id() const { return last_good_stream_id_; } 8022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void set_last_good_stream_id(SpdyStreamId last_good_stream_id) { 8032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK_LE(0u, last_good_stream_id); 8042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK_EQ(0u, last_good_stream_id & ~kStreamIdMask); 8052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) last_good_stream_id_ = last_good_stream_id; 8062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 8072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyGoAwayStatus status() const { return status_; } 8082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void set_status(SpdyGoAwayStatus status) { 8092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // TODO(hkhalil): Check valid ranges of status? 8102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) status_ = status; 8115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 8125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8135d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) const base::StringPiece& description() const; 8145d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 815eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 816eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 8175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 8182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyStreamId last_good_stream_id_; 8192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyGoAwayStatus status_; 8205d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) const base::StringPiece description_; 8212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 8222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyGoAwayIR); 8235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 8245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8255d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdyHeadersIR : public SpdyFrameWithNameValueBlockIR { 8265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 8272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) explicit SpdyHeadersIR(SpdyStreamId stream_id) 828a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) : SpdyFrameWithNameValueBlockIR(stream_id), 829a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) end_headers_(true), 830a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) has_priority_(false), 831a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) priority_(0) {} 8325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 833eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 834eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 835a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool end_headers() const { return end_headers_; } 836a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) void set_end_headers(bool end_headers) {end_headers_ = end_headers;} 837a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool has_priority() const { return has_priority_; } 838a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) void set_has_priority(bool has_priority) { has_priority_ = has_priority; } 839a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) uint32 priority() const { return priority_; } 840a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) void set_priority(SpdyPriority priority) { priority_ = priority; } 841a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 8425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 843a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool end_headers_; 844a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool has_priority_; 845a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) // 31-bit priority. 846a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) uint32 priority_; 8472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyHeadersIR); 8485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 8495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8505d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdyWindowUpdateIR : public SpdyFrameWithStreamIdIR { 8515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 8522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyWindowUpdateIR(SpdyStreamId stream_id, int32 delta) 8532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : SpdyFrameWithStreamIdIR(stream_id) { 8542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) set_delta(delta); 8555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 8562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int32 delta() const { return delta_; } 8572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void set_delta(int32 delta) { 8582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK_LT(0, delta); 8592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK_LE(delta, kSpdyMaximumWindowSize); 8602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) delta_ = delta; 8615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 8625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 863eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 864eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 8655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 8662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int32 delta_; 8672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 8682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyWindowUpdateIR); 8695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 8705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 871eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdochclass NET_EXPORT_PRIVATE SpdyBlockedIR 872eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch : public NON_EXPORTED_BASE(SpdyFrameWithStreamIdIR) { 8735d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) public: 8745d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) explicit SpdyBlockedIR(SpdyStreamId stream_id) 8755d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) : SpdyFrameWithStreamIdIR(stream_id) {} 876868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) 877eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 878eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 8795d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) private: 8805d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyBlockedIR); 881868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)}; 882868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) 8835d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdyPushPromiseIR 8845d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) : public SpdyFrameWithNameValueBlockIR { 8857dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch public: 8867dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch SpdyPushPromiseIR(SpdyStreamId stream_id, SpdyStreamId promised_stream_id) 8877dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch : SpdyFrameWithNameValueBlockIR(stream_id), 888a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) promised_stream_id_(promised_stream_id), 889a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) end_push_promise_(true) {} 8907dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch SpdyStreamId promised_stream_id() const { return promised_stream_id_; } 8917dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch void set_promised_stream_id(SpdyStreamId id) { promised_stream_id_ = id; } 892a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool end_push_promise() const { return end_push_promise_; } 893a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) void set_end_push_promise(bool end_push_promise) { 894a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) end_push_promise_ = end_push_promise; 895a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) } 8967dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch 8977dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 8987dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch 8997dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch private: 9007dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch SpdyStreamId promised_stream_id_; 901a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool end_push_promise_; 9027dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch DISALLOW_COPY_AND_ASSIGN(SpdyPushPromiseIR); 9037dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch}; 9047dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch 90523730a6e56a168d1879203e4b3819bb36e3d8f1fTorne (Richard Coles)// TODO(jgraettinger): This representation needs review. SpdyContinuationIR 90623730a6e56a168d1879203e4b3819bb36e3d8f1fTorne (Richard Coles)// needs to frame a portion of a single, arbitrarily-broken encoded buffer. 907a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdyContinuationIR 908a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) : public SpdyFrameWithNameValueBlockIR { 909a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) public: 910a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) explicit SpdyContinuationIR(SpdyStreamId stream_id) 911a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) : SpdyFrameWithNameValueBlockIR(stream_id), 912a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) end_headers_(false) {} 913a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 914a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 915a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 916a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool end_headers() const { return end_headers_; } 917a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) void set_end_headers(bool end_headers) {end_headers_ = end_headers;} 918a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 919a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) private: 920a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool end_headers_; 921a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyContinuationIR); 922a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)}; 9237dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch 9242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// ------------------------------------------------------------------------- 9252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Wrapper classes for various SPDY frames. 9265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 9272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// All Spdy Frame types derive from this SpdyFrame class. 9282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class SpdyFrame { 9292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) public: 9302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Create a SpdyFrame using a pre-created buffer. 9312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // If |owns_buffer| is true, this class takes ownership of the buffer 9322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // and will delete it on cleanup. The buffer must have been created using 9332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // new char[]. 9342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // If |owns_buffer| is false, the caller retains ownership of the buffer and 9352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // is responsible for making sure the buffer outlives this frame. In other 9362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // words, this class does NOT create a copy of the buffer. 9372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyFrame(char* data, size_t size, bool owns_buffer) 9382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : frame_(data), 9392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) size_(size), 9402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) owns_buffer_(owns_buffer) { 9412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK(frame_); 9425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 9435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 9442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ~SpdyFrame() { 9452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (owns_buffer_) { 9462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) delete [] frame_; 9472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 9482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) frame_ = NULL; 9495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 9505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 9512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Provides access to the frame bytes, which is a buffer containing 9522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // the frame packed as expected for sending over the wire. 9532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) char* data() const { return frame_; } 9545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 9552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Returns the actual size of the underlying buffer. 9562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) size_t size() const { return size_; } 9575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 9582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) protected: 9592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) char* frame_; 9605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 9615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 9622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) size_t size_; 9632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool owns_buffer_; 9642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyFrame); 9655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 9665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 967eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch// This interface is for classes that want to process SpdyFrameIRs without 968eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch// having to know what type they are. An instance of this interface can be 969eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch// passed to a SpdyFrameIR's Visit method, and the appropriate type-specific 970eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch// method of this class will be called. 971eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdochclass SpdyFrameVisitor { 972eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch public: 973eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void VisitSynStream(const SpdySynStreamIR& syn_stream) = 0; 974eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void VisitSynReply(const SpdySynReplyIR& syn_reply) = 0; 975eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void VisitRstStream(const SpdyRstStreamIR& rst_stream) = 0; 976eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void VisitSettings(const SpdySettingsIR& settings) = 0; 977eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void VisitPing(const SpdyPingIR& ping) = 0; 978eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void VisitGoAway(const SpdyGoAwayIR& goaway) = 0; 979eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void VisitHeaders(const SpdyHeadersIR& headers) = 0; 980eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void VisitWindowUpdate(const SpdyWindowUpdateIR& window_update) = 0; 981eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void VisitBlocked(const SpdyBlockedIR& blocked) = 0; 9827dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch virtual void VisitPushPromise(const SpdyPushPromiseIR& push_promise) = 0; 983a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) virtual void VisitContinuation(const SpdyContinuationIR& continuation) = 0; 984eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void VisitData(const SpdyDataIR& data) = 0; 985eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 986eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch protected: 987eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch SpdyFrameVisitor() {} 988eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual ~SpdyFrameVisitor() {} 989eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 990eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch private: 991eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch DISALLOW_COPY_AND_ASSIGN(SpdyFrameVisitor); 992eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch}; 993eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 9945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace net 9955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 9965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // NET_SPDY_SPDY_PROTOCOL_H_ 997