spdy_protocol.h revision c5cede9ae108bb15f6b7a8aea21c7e1fefa2834c
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 3190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)// which indicate application-layer incompatibility. It is guaranteed 3290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)// that the enum value SPDYn maps 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, 3890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) SPDY_MAX_VERSION = SPDY4 3990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)}; 402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// A SPDY stream id is a 31 bit entity. 422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)typedef uint32 SpdyStreamId; 432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Specifies the stream ID used to denote the current session (for 452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// flow control). 462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)const SpdyStreamId kSessionFlowControlStreamId = 0; 472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 484e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)// Initial window size for a Spdy stream in bytes. 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const int32 kSpdyStreamInitialWindowSize = 64 * 1024; // 64 KBytes 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 514e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)// Initial window size for a Spdy session in bytes. 522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)const int32 kSpdySessionInitialWindowSize = 64 * 1024; // 64 KBytes 532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Maximum window size for a Spdy stream or session. 552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)const int32 kSpdyMaximumWindowSize = 0x7FFFFFFF; // Max signed 32bit int 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// SPDY 2 dictionary. 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This is just a hacked dictionary to use for shrinking HTTP-like headers. 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const char kV2Dictionary[] = 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "optionsgetheadpostputdeletetraceacceptaccept-charsetaccept-encodingaccept-" 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "languageauthorizationexpectfromhostif-modified-sinceif-matchif-none-matchi" 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "f-rangeif-unmodifiedsincemax-forwardsproxy-authorizationrangerefererteuser" 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "-agent10010120020120220320420520630030130230330430530630740040140240340440" 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "5406407408409410411412413414415416417500501502503504505accept-rangesageeta" 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "glocationproxy-authenticatepublicretry-afterservervarywarningwww-authentic" 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "ateallowcontent-basecontent-encodingcache-controlconnectiondatetrailertran" 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "sfer-encodingupgradeviawarningcontent-languagecontent-lengthcontent-locati" 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "oncontent-md5content-rangecontent-typeetagexpireslast-modifiedset-cookieMo" 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "ndayTuesdayWednesdayThursdayFridaySaturdaySundayJanFebMarAprMayJunJulAugSe" 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "pOctNovDecchunkedtext/htmlimage/pngimage/jpgimage/gifapplication/xmlapplic" 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "ation/xhtmltext/plainpublicmax-agecharset=iso-8859-1utf-8gzipdeflateHTTP/1" 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ".1statusversionurl"; 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const int kV2DictionarySize = arraysize(kV2Dictionary); 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// SPDY 3 dictionary. 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const char kV3Dictionary[] = { 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x07, 0x6f, 0x70, 0x74, 0x69, // ....opti 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6f, 0x6e, 0x73, 0x00, 0x00, 0x00, 0x04, 0x68, // ons....h 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x61, 0x64, 0x00, 0x00, 0x00, 0x04, 0x70, // ead....p 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6f, 0x73, 0x74, 0x00, 0x00, 0x00, 0x03, 0x70, // ost....p 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x75, 0x74, 0x00, 0x00, 0x00, 0x06, 0x64, 0x65, // ut....de 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6c, 0x65, 0x74, 0x65, 0x00, 0x00, 0x00, 0x05, // lete.... 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x72, 0x61, 0x63, 0x65, 0x00, 0x00, 0x00, // trace... 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x06, 0x61, 0x63, 0x63, 0x65, 0x70, 0x74, 0x00, // .accept. 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x0e, 0x61, 0x63, 0x63, 0x65, 0x70, // ...accep 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x2d, 0x63, 0x68, 0x61, 0x72, 0x73, 0x65, // t-charse 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x00, 0x00, 0x00, 0x0f, 0x61, 0x63, 0x63, // t....acc 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x70, 0x74, 0x2d, 0x65, 0x6e, 0x63, 0x6f, // ept-enco 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x64, 0x69, 0x6e, 0x67, 0x00, 0x00, 0x00, 0x0f, // ding.... 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x61, 0x63, 0x63, 0x65, 0x70, 0x74, 0x2d, 0x6c, // accept-l 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x61, 0x6e, 0x67, 0x75, 0x61, 0x67, 0x65, 0x00, // anguage. 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x0d, 0x61, 0x63, 0x63, 0x65, 0x70, // ...accep 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x2d, 0x72, 0x61, 0x6e, 0x67, 0x65, 0x73, // t-ranges 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x03, 0x61, 0x67, 0x65, 0x00, // ....age. 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x05, 0x61, 0x6c, 0x6c, 0x6f, 0x77, // ...allow 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x0d, 0x61, 0x75, 0x74, 0x68, // ....auth 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6f, 0x72, 0x69, 0x7a, 0x61, 0x74, 0x69, 0x6f, // orizatio 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6e, 0x00, 0x00, 0x00, 0x0d, 0x63, 0x61, 0x63, // n....cac 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x68, 0x65, 0x2d, 0x63, 0x6f, 0x6e, 0x74, 0x72, // he-contr 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6f, 0x6c, 0x00, 0x00, 0x00, 0x0a, 0x63, 0x6f, // ol....co 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6e, 0x6e, 0x65, 0x63, 0x74, 0x69, 0x6f, 0x6e, // nnection 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x0c, 0x63, 0x6f, 0x6e, 0x74, // ....cont 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x6e, 0x74, 0x2d, 0x62, 0x61, 0x73, 0x65, // ent-base 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x10, 0x63, 0x6f, 0x6e, 0x74, // ....cont 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x6e, 0x74, 0x2d, 0x65, 0x6e, 0x63, 0x6f, // ent-enco 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x64, 0x69, 0x6e, 0x67, 0x00, 0x00, 0x00, 0x10, // ding.... 1075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x63, 0x6f, 0x6e, 0x74, 0x65, 0x6e, 0x74, 0x2d, // content- 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6c, 0x61, 0x6e, 0x67, 0x75, 0x61, 0x67, 0x65, // language 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x0e, 0x63, 0x6f, 0x6e, 0x74, // ....cont 1105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x6e, 0x74, 0x2d, 0x6c, 0x65, 0x6e, 0x67, // ent-leng 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x68, 0x00, 0x00, 0x00, 0x10, 0x63, 0x6f, // th....co 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6e, 0x74, 0x65, 0x6e, 0x74, 0x2d, 0x6c, 0x6f, // ntent-lo 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x63, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x00, 0x00, // cation.. 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x0b, 0x63, 0x6f, 0x6e, 0x74, 0x65, 0x6e, // ..conten 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x2d, 0x6d, 0x64, 0x35, 0x00, 0x00, 0x00, // t-md5... 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x0d, 0x63, 0x6f, 0x6e, 0x74, 0x65, 0x6e, 0x74, // .content 1175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x2d, 0x72, 0x61, 0x6e, 0x67, 0x65, 0x00, 0x00, // -range.. 1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x0c, 0x63, 0x6f, 0x6e, 0x74, 0x65, 0x6e, // ..conten 1195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x2d, 0x74, 0x79, 0x70, 0x65, 0x00, 0x00, // t-type.. 1205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x04, 0x64, 0x61, 0x74, 0x65, 0x00, 0x00, // ..date.. 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x04, 0x65, 0x74, 0x61, 0x67, 0x00, 0x00, // ..etag.. 1225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x06, 0x65, 0x78, 0x70, 0x65, 0x63, 0x74, // ..expect 1235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x07, 0x65, 0x78, 0x70, 0x69, // ....expi 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x72, 0x65, 0x73, 0x00, 0x00, 0x00, 0x04, 0x66, // res....f 1255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x72, 0x6f, 0x6d, 0x00, 0x00, 0x00, 0x04, 0x68, // rom....h 1265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6f, 0x73, 0x74, 0x00, 0x00, 0x00, 0x08, 0x69, // ost....i 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x66, 0x2d, 0x6d, 0x61, 0x74, 0x63, 0x68, 0x00, // f-match. 1285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x11, 0x69, 0x66, 0x2d, 0x6d, 0x6f, // ...if-mo 1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x64, 0x69, 0x66, 0x69, 0x65, 0x64, 0x2d, 0x73, // dified-s 1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x69, 0x6e, 0x63, 0x65, 0x00, 0x00, 0x00, 0x0d, // ince.... 1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x69, 0x66, 0x2d, 0x6e, 0x6f, 0x6e, 0x65, 0x2d, // if-none- 1325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6d, 0x61, 0x74, 0x63, 0x68, 0x00, 0x00, 0x00, // match... 1335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x08, 0x69, 0x66, 0x2d, 0x72, 0x61, 0x6e, 0x67, // .if-rang 1345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x00, 0x00, 0x00, 0x13, 0x69, 0x66, 0x2d, // e....if- 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x75, 0x6e, 0x6d, 0x6f, 0x64, 0x69, 0x66, 0x69, // unmodifi 1365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x64, 0x2d, 0x73, 0x69, 0x6e, 0x63, 0x65, // ed-since 1375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x0d, 0x6c, 0x61, 0x73, 0x74, // ....last 1385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x2d, 0x6d, 0x6f, 0x64, 0x69, 0x66, 0x69, 0x65, // -modifie 1395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x64, 0x00, 0x00, 0x00, 0x08, 0x6c, 0x6f, 0x63, // d....loc 1405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x00, 0x00, 0x00, // ation... 1415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x0c, 0x6d, 0x61, 0x78, 0x2d, 0x66, 0x6f, 0x72, // .max-for 1425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x77, 0x61, 0x72, 0x64, 0x73, 0x00, 0x00, 0x00, // wards... 1435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x06, 0x70, 0x72, 0x61, 0x67, 0x6d, 0x61, 0x00, // .pragma. 1445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x12, 0x70, 0x72, 0x6f, 0x78, 0x79, // ...proxy 1455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x2d, 0x61, 0x75, 0x74, 0x68, 0x65, 0x6e, 0x74, // -authent 1465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x69, 0x63, 0x61, 0x74, 0x65, 0x00, 0x00, 0x00, // icate... 1475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x13, 0x70, 0x72, 0x6f, 0x78, 0x79, 0x2d, 0x61, // .proxy-a 1485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x75, 0x74, 0x68, 0x6f, 0x72, 0x69, 0x7a, 0x61, // uthoriza 1495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x69, 0x6f, 0x6e, 0x00, 0x00, 0x00, 0x05, // tion.... 1505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x72, 0x61, 0x6e, 0x67, 0x65, 0x00, 0x00, 0x00, // range... 1515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x07, 0x72, 0x65, 0x66, 0x65, 0x72, 0x65, 0x72, // .referer 1525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x0b, 0x72, 0x65, 0x74, 0x72, // ....retr 1535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x79, 0x2d, 0x61, 0x66, 0x74, 0x65, 0x72, 0x00, // y-after. 1545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x06, 0x73, 0x65, 0x72, 0x76, 0x65, // ...serve 1555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x72, 0x00, 0x00, 0x00, 0x02, 0x74, 0x65, 0x00, // r....te. 1565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x07, 0x74, 0x72, 0x61, 0x69, 0x6c, // ...trail 1575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x72, 0x00, 0x00, 0x00, 0x11, 0x74, 0x72, // er....tr 1585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x61, 0x6e, 0x73, 0x66, 0x65, 0x72, 0x2d, 0x65, // ansfer-e 1595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6e, 0x63, 0x6f, 0x64, 0x69, 0x6e, 0x67, 0x00, // ncoding. 1605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x07, 0x75, 0x70, 0x67, 0x72, 0x61, // ...upgra 1615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x64, 0x65, 0x00, 0x00, 0x00, 0x0a, 0x75, 0x73, // de....us 1625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x72, 0x2d, 0x61, 0x67, 0x65, 0x6e, 0x74, // er-agent 1635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x04, 0x76, 0x61, 0x72, 0x79, // ....vary 1645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x03, 0x76, 0x69, 0x61, 0x00, // ....via. 1655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x07, 0x77, 0x61, 0x72, 0x6e, 0x69, // ...warni 1665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6e, 0x67, 0x00, 0x00, 0x00, 0x10, 0x77, 0x77, // ng....ww 1675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x77, 0x2d, 0x61, 0x75, 0x74, 0x68, 0x65, 0x6e, // w-authen 1685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x69, 0x63, 0x61, 0x74, 0x65, 0x00, 0x00, // ticate.. 1695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x06, 0x6d, 0x65, 0x74, 0x68, 0x6f, 0x64, // ..method 1705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x00, 0x03, 0x67, 0x65, 0x74, 0x00, // ....get. 1715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x06, 0x73, 0x74, 0x61, 0x74, 0x75, // ...statu 1725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x73, 0x00, 0x00, 0x00, 0x06, 0x32, 0x30, 0x30, // s....200 1735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x20, 0x4f, 0x4b, 0x00, 0x00, 0x00, 0x07, 0x76, // .OK....v 1745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x00, 0x00, // ersion.. 1755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x08, 0x48, 0x54, 0x54, 0x50, 0x2f, 0x31, // ..HTTP.1 1765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x2e, 0x31, 0x00, 0x00, 0x00, 0x03, 0x75, 0x72, // .1....ur 1775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6c, 0x00, 0x00, 0x00, 0x06, 0x70, 0x75, 0x62, // l....pub 1785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6c, 0x69, 0x63, 0x00, 0x00, 0x00, 0x0a, 0x73, // lic....s 1795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x74, 0x2d, 0x63, 0x6f, 0x6f, 0x6b, 0x69, // et-cooki 1805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x00, 0x00, 0x00, 0x0a, 0x6b, 0x65, 0x65, // e....kee 1815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x70, 0x2d, 0x61, 0x6c, 0x69, 0x76, 0x65, 0x00, // p-alive. 1825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x00, 0x00, 0x06, 0x6f, 0x72, 0x69, 0x67, 0x69, // ...origi 1835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6e, 0x31, 0x30, 0x30, 0x31, 0x30, 0x31, 0x32, // n1001012 1845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x30, 0x31, 0x32, 0x30, 0x32, 0x32, 0x30, 0x35, // 01202205 1855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x32, 0x30, 0x36, 0x33, 0x30, 0x30, 0x33, 0x30, // 20630030 1865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x32, 0x33, 0x30, 0x33, 0x33, 0x30, 0x34, 0x33, // 23033043 1875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x30, 0x35, 0x33, 0x30, 0x36, 0x33, 0x30, 0x37, // 05306307 1885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x34, 0x30, 0x32, 0x34, 0x30, 0x35, 0x34, 0x30, // 40240540 1895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x36, 0x34, 0x30, 0x37, 0x34, 0x30, 0x38, 0x34, // 64074084 1905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x30, 0x39, 0x34, 0x31, 0x30, 0x34, 0x31, 0x31, // 09410411 1915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x34, 0x31, 0x32, 0x34, 0x31, 0x33, 0x34, 0x31, // 41241341 1925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x34, 0x34, 0x31, 0x35, 0x34, 0x31, 0x36, 0x34, // 44154164 1935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x31, 0x37, 0x35, 0x30, 0x32, 0x35, 0x30, 0x34, // 17502504 1945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x35, 0x30, 0x35, 0x32, 0x30, 0x33, 0x20, 0x4e, // 505203.N 1955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6f, 0x6e, 0x2d, 0x41, 0x75, 0x74, 0x68, 0x6f, // on-Autho 1965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x72, 0x69, 0x74, 0x61, 0x74, 0x69, 0x76, 0x65, // ritative 1975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x20, 0x49, 0x6e, 0x66, 0x6f, 0x72, 0x6d, 0x61, // .Informa 1985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x69, 0x6f, 0x6e, 0x32, 0x30, 0x34, 0x20, // tion204. 1995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x4e, 0x6f, 0x20, 0x43, 0x6f, 0x6e, 0x74, 0x65, // No.Conte 2005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6e, 0x74, 0x33, 0x30, 0x31, 0x20, 0x4d, 0x6f, // nt301.Mo 2015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x76, 0x65, 0x64, 0x20, 0x50, 0x65, 0x72, 0x6d, // ved.Perm 2025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x61, 0x6e, 0x65, 0x6e, 0x74, 0x6c, 0x79, 0x34, // anently4 2035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x30, 0x30, 0x20, 0x42, 0x61, 0x64, 0x20, 0x52, // 00.Bad.R 2045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x34, 0x30, // equest40 2055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x31, 0x20, 0x55, 0x6e, 0x61, 0x75, 0x74, 0x68, // 1.Unauth 2065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6f, 0x72, 0x69, 0x7a, 0x65, 0x64, 0x34, 0x30, // orized40 2075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x33, 0x20, 0x46, 0x6f, 0x72, 0x62, 0x69, 0x64, // 3.Forbid 2085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x64, 0x65, 0x6e, 0x34, 0x30, 0x34, 0x20, 0x4e, // den404.N 2095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6f, 0x74, 0x20, 0x46, 0x6f, 0x75, 0x6e, 0x64, // ot.Found 2105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x35, 0x30, 0x30, 0x20, 0x49, 0x6e, 0x74, 0x65, // 500.Inte 2115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x72, 0x6e, 0x61, 0x6c, 0x20, 0x53, 0x65, 0x72, // rnal.Ser 2125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x76, 0x65, 0x72, 0x20, 0x45, 0x72, 0x72, 0x6f, // ver.Erro 2135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x72, 0x35, 0x30, 0x31, 0x20, 0x4e, 0x6f, 0x74, // r501.Not 2145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x20, 0x49, 0x6d, 0x70, 0x6c, 0x65, 0x6d, 0x65, // .Impleme 2155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6e, 0x74, 0x65, 0x64, 0x35, 0x30, 0x33, 0x20, // nted503. 2165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x53, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x20, // Service. 2175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x55, 0x6e, 0x61, 0x76, 0x61, 0x69, 0x6c, 0x61, // Unavaila 2185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x62, 0x6c, 0x65, 0x4a, 0x61, 0x6e, 0x20, 0x46, // bleJan.F 2195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x62, 0x20, 0x4d, 0x61, 0x72, 0x20, 0x41, // eb.Mar.A 2205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x70, 0x72, 0x20, 0x4d, 0x61, 0x79, 0x20, 0x4a, // pr.May.J 2215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x75, 0x6e, 0x20, 0x4a, 0x75, 0x6c, 0x20, 0x41, // un.Jul.A 2225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x75, 0x67, 0x20, 0x53, 0x65, 0x70, 0x74, 0x20, // ug.Sept. 2235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x4f, 0x63, 0x74, 0x20, 0x4e, 0x6f, 0x76, 0x20, // Oct.Nov. 2245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x44, 0x65, 0x63, 0x20, 0x30, 0x30, 0x3a, 0x30, // Dec.00.0 2255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x30, 0x3a, 0x30, 0x30, 0x20, 0x4d, 0x6f, 0x6e, // 0.00.Mon 2265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x2c, 0x20, 0x54, 0x75, 0x65, 0x2c, 0x20, 0x57, // ..Tue..W 2275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x64, 0x2c, 0x20, 0x54, 0x68, 0x75, 0x2c, // ed..Thu. 2285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x20, 0x46, 0x72, 0x69, 0x2c, 0x20, 0x53, 0x61, // .Fri..Sa 2295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x2c, 0x20, 0x53, 0x75, 0x6e, 0x2c, 0x20, // t..Sun.. 2305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x47, 0x4d, 0x54, 0x63, 0x68, 0x75, 0x6e, 0x6b, // GMTchunk 2315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x64, 0x2c, 0x74, 0x65, 0x78, 0x74, 0x2f, // ed.text. 2325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x68, 0x74, 0x6d, 0x6c, 0x2c, 0x69, 0x6d, 0x61, // html.ima 2335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x67, 0x65, 0x2f, 0x70, 0x6e, 0x67, 0x2c, 0x69, // ge.png.i 2345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6d, 0x61, 0x67, 0x65, 0x2f, 0x6a, 0x70, 0x67, // mage.jpg 2355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x2c, 0x69, 0x6d, 0x61, 0x67, 0x65, 0x2f, 0x67, // .image.g 2365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x69, 0x66, 0x2c, 0x61, 0x70, 0x70, 0x6c, 0x69, // if.appli 2375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x63, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x2f, 0x78, // cation.x 2385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x6d, 0x6c, 0x2c, 0x61, 0x70, 0x70, 0x6c, 0x69, // ml.appli 2395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x63, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x2f, 0x78, // cation.x 2405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x68, 0x74, 0x6d, 0x6c, 0x2b, 0x78, 0x6d, 0x6c, // html.xml 2415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x2c, 0x74, 0x65, 0x78, 0x74, 0x2f, 0x70, 0x6c, // .text.pl 2425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x61, 0x69, 0x6e, 0x2c, 0x74, 0x65, 0x78, 0x74, // ain.text 2435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x2f, 0x6a, 0x61, 0x76, 0x61, 0x73, 0x63, 0x72, // .javascr 2445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x69, 0x70, 0x74, 0x2c, 0x70, 0x75, 0x62, 0x6c, // ipt.publ 2455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x69, 0x63, 0x70, 0x72, 0x69, 0x76, 0x61, 0x74, // icprivat 2465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x65, 0x6d, 0x61, 0x78, 0x2d, 0x61, 0x67, 0x65, // emax-age 2475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x3d, 0x67, 0x7a, 0x69, 0x70, 0x2c, 0x64, 0x65, // .gzip.de 2485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x66, 0x6c, 0x61, 0x74, 0x65, 0x2c, 0x73, 0x64, // flate.sd 2495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x63, 0x68, 0x63, 0x68, 0x61, 0x72, 0x73, 0x65, // chcharse 2505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x74, 0x3d, 0x75, 0x74, 0x66, 0x2d, 0x38, 0x63, // t.utf-8c 2515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x68, 0x61, 0x72, 0x73, 0x65, 0x74, 0x3d, 0x69, // harset.i 2525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x73, 0x6f, 0x2d, 0x38, 0x38, 0x35, 0x39, 0x2d, // so-8859- 2535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x31, 0x2c, 0x75, 0x74, 0x66, 0x2d, 0x2c, 0x2a, // 1.utf-.. 2545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0x2c, 0x65, 0x6e, 0x71, 0x3d, 0x30, 0x2e // .enq.0. 2555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 2565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const int kV3DictionarySize = arraysize(kV3Dictionary); 2575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 258a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)// The HTTP/2 connection header prefix, which must be the first bytes 259a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)// sent by the client upon starting an HTTP/2 connection, and which 260a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)// must be followed by a SETTINGS frame. 2612385ea399aae016c0806a4f9ef3c9cfe3d2a39dfBen Murdoch// 2622385ea399aae016c0806a4f9ef3c9cfe3d2a39dfBen Murdoch// Equivalent to the string "PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n" 2632385ea399aae016c0806a4f9ef3c9cfe3d2a39dfBen Murdoch// (without the null terminator). 2642385ea399aae016c0806a4f9ef3c9cfe3d2a39dfBen Murdochconst char kHttp2ConnectionHeaderPrefix[] = { 2652385ea399aae016c0806a4f9ef3c9cfe3d2a39dfBen Murdoch 0x50, 0x52, 0x49, 0x20, 0x2a, 0x20, 0x48, 0x54, // PRI * HT 2662385ea399aae016c0806a4f9ef3c9cfe3d2a39dfBen Murdoch 0x54, 0x50, 0x2f, 0x32, 0x2e, 0x30, 0x0d, 0x0a, // TP/2.0.. 2672385ea399aae016c0806a4f9ef3c9cfe3d2a39dfBen Murdoch 0x0d, 0x0a, 0x53, 0x4d, 0x0d, 0x0a, 0x0d, 0x0a // ..SM.... 2682385ea399aae016c0806a4f9ef3c9cfe3d2a39dfBen Murdoch}; 269a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)const int kHttp2ConnectionHeaderPrefixSize = 270a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) arraysize(kHttp2ConnectionHeaderPrefix); 271a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) 272c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)// Types of SPDY frames. 273c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)enum SpdyFrameType { 274c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) DATA = 0, 2755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SYN_STREAM = 1, 276c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) FIRST_CONTROL_TYPE = SYN_STREAM, 2775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SYN_REPLY, 2785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RST_STREAM, 2795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SETTINGS, 2805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NOOP, // Because it is valid in SPDY/2, kept for identifiability/enum order. 2815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PING, 2825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GOAWAY, 2835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) HEADERS, 2845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) WINDOW_UPDATE, 2855d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) CREDENTIAL, // No longer valid. Kept for identifiability/enum order. 286868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) BLOCKED, 2877dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch PUSH_PROMISE, 288a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) CONTINUATION, 289a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) LAST_CONTROL_TYPE = CONTINUATION 2905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 2915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Flags on data packets. 2935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)enum SpdyDataFlags { 2944ad1aa43a48567659193a298fad74f55e00b3dd9Ben MurdochDATA_FLAG_NONE = 0x00, 2954ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch DATA_FLAG_FIN = 0x01, 2964ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch DATA_FLAG_END_SEGMENT = 0x02, 2974ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch DATA_FLAG_PAD_LOW = 0x10, 2984ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch DATA_FLAG_PAD_HIGH = 0x20 2995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 3005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Flags on control packets 3025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)enum SpdyControlFlags { 3035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CONTROL_FLAG_NONE = 0, 3045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CONTROL_FLAG_FIN = 1, 3055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CONTROL_FLAG_UNIDIRECTIONAL = 2 3065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 3075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 308a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)enum SpdyPingFlags { 309a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) PING_FLAG_ACK = 0x1, 310a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)}; 311a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 3125d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)enum SpdyHeadersFlags { 313a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) HEADERS_FLAG_END_HEADERS = 0x4, 314a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) HEADERS_FLAG_PRIORITY = 0x8 315a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)}; 316a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 317a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)enum SpdyPushPromiseFlags { 318a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) PUSH_PROMISE_FLAG_END_PUSH_PROMISE = 0x4 3195d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)}; 3205d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 3215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Flags on the SETTINGS control frame. 3225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)enum SpdySettingsControlFlags { 3235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SETTINGS_FLAG_CLEAR_PREVIOUSLY_PERSISTED_SETTINGS = 0x1 3245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 3255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 326a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)enum Http2SettingsControlFlags { 327a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) SETTINGS_FLAG_ACK = 0x1, 328a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)}; 329a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 3305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Flags for settings within a SETTINGS frame. 3315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)enum SpdySettingsFlags { 3325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SETTINGS_FLAG_NONE = 0x0, 3335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SETTINGS_FLAG_PLEASE_PERSIST = 0x1, 3345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SETTINGS_FLAG_PERSISTED = 0x2 3355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 3365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 337e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch// List of known settings. Avoid changing these enum values, as persisted 338e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch// settings are keyed on them, and they are also exposed in net-internals. 3395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)enum SpdySettingsIds { 340e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch SETTINGS_UPLOAD_BANDWIDTH = 0x1, 341e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch SETTINGS_DOWNLOAD_BANDWIDTH = 0x2, 3425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Network round trip time in milliseconds. 343e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch SETTINGS_ROUND_TRIP_TIME = 0x3, 3444ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // The maximum number of simultaneous live streams in each direction. 345e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch SETTINGS_MAX_CONCURRENT_STREAMS = 0x4, 3465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TCP congestion window in packets. 347e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch SETTINGS_CURRENT_CWND = 0x5, 3485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Downstream byte retransmission rate in percentage. 349e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch SETTINGS_DOWNLOAD_RETRANS_RATE = 0x6, 3505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Initial window size in bytes 351e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch SETTINGS_INITIAL_WINDOW_SIZE = 0x7, 3524ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // HPACK header table maximum size. 353e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch SETTINGS_HEADER_TABLE_SIZE = 0x8, 3544ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Whether or not server push (PUSH_PROMISE) is enabled. 355e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch SETTINGS_ENABLE_PUSH = 0x9, 3565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 3575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Status codes for RST_STREAM frames. 3592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)enum SpdyRstStreamStatus { 3602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_INVALID = 0, 3612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_PROTOCOL_ERROR = 1, 3622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_INVALID_STREAM = 2, 3632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_REFUSED_STREAM = 3, 3642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_UNSUPPORTED_VERSION = 4, 3652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_CANCEL = 5, 3662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_INTERNAL_ERROR = 6, 3672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_FLOW_CONTROL_ERROR = 7, 3682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_STREAM_IN_USE = 8, 3692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_STREAM_ALREADY_CLOSED = 9, 3702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_INVALID_CREDENTIALS = 10, 3712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_FRAME_TOO_LARGE = 11, 3722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RST_STREAM_NUM_STATUS_CODES = 12 3732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)}; 3742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Status codes for GOAWAY frames. 3765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)enum SpdyGoAwayStatus { 3775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GOAWAY_INVALID = -1, 3785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GOAWAY_OK = 0, 3795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GOAWAY_PROTOCOL_ERROR = 1, 3805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GOAWAY_INTERNAL_ERROR = 2, 3815d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) GOAWAY_NUM_STATUS_CODES = 3 // Must be last. 3825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 3835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// A SPDY priority is a number between 0 and 7 (inclusive). 385a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)// SPDY priority range is version-dependent. For SPDY 2 and below, priority is a 3865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// number between 0 and 3. 3875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)typedef uint8 SpdyPriority; 3885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)typedef std::map<std::string, std::string> SpdyNameValueBlock; 3905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3915d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)typedef uint64 SpdyPingId; 3925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3934ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch// TODO(hkhalil): Add direct testing for this? It won't increase coverage any, 3944ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch// but is good to do anyway. 3954ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdochclass NET_EXPORT_PRIVATE SpdyConstants { 3964ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch public: 3974ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Returns true if a given on-the-wire enumeration of a frame type is valid 3984ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // for a given protocol version, false otherwise. 3994ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch static bool IsValidFrameType(SpdyMajorVersion version, int frame_type_field); 4004ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 4014ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Parses a frame type from an on-the-wire enumeration of a given protocol 4024ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // version. 4034ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Behavior is undefined for invalid frame type fields; consumers should first 4044ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // use IsValidFrameType() to verify validity of frame type fields. 4054ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch static SpdyFrameType ParseFrameType(SpdyMajorVersion version, 4064ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch int frame_type_field); 4074ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 4084ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Serializes a given frame type to the on-the-wire enumeration value for the 4094ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // given protocol version. 4104ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Returns -1 on failure (I.E. Invalid frame type for the given version). 4114ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch static int SerializeFrameType(SpdyMajorVersion version, 4124ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch SpdyFrameType frame_type); 4134ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 4144ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Returns true if a given on-the-wire enumeration of a setting id is valid 4154ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // for a given protocol version, false otherwise. 4164ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch static bool IsValidSettingId(SpdyMajorVersion version, int setting_id_field); 4174ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 4184ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Parses a setting id from an on-the-wire enumeration of a given protocol 4194ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // version. 4204ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Behavior is undefined for invalid setting id fields; consumers should first 4214ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // use IsValidSettingId() to verify validity of setting id fields. 4224ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch static SpdySettingsIds ParseSettingId(SpdyMajorVersion version, 4234ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch int setting_id_field); 4244ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 4254ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Serializes a given setting id to the on-the-wire enumeration value for the 4264ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // given protocol version. 4274ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Returns -1 on failure (I.E. Invalid setting id for the given version). 4284ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch static int SerializeSettingId(SpdyMajorVersion version, SpdySettingsIds id); 4294ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch}; 4304ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 4312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class SpdyFrame; 4322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)typedef SpdyFrame SpdySerializedFrame; 4335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 434eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdochclass SpdyFrameVisitor; 4355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Intermediate representation for SPDY frames. 4372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// TODO(hkhalil): Rename this class to SpdyFrame when the existing SpdyFrame is 4382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// gone. 4395d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdyFrameIR { 4402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) public: 4412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual ~SpdyFrameIR() {} 4425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 443eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const = 0; 444eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 4452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) protected: 4462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyFrameIR() {} 4475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) private: 4492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyFrameIR); 4505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 4515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Abstract class intended to be inherited by IRs that have a stream associated 4532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// to them. 4545d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdyFrameWithStreamIdIR : public SpdyFrameIR { 4555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 4562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual ~SpdyFrameWithStreamIdIR() {} 4572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyStreamId stream_id() const { return stream_id_; } 4582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void set_stream_id(SpdyStreamId stream_id) { 4592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK_EQ(0u, stream_id & ~kStreamIdMask); 4602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) stream_id_ = stream_id; 4615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 4625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) protected: 4642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) explicit SpdyFrameWithStreamIdIR(SpdyStreamId stream_id) { 4652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) set_stream_id(stream_id); 4665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 4675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) private: 4692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyStreamId stream_id_; 4705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyFrameWithStreamIdIR); 4722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)}; 4735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Abstract class intended to be inherited by IRs that have the option of a FIN 4752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// flag. Implies SpdyFrameWithStreamIdIR. 4765d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdyFrameWithFinIR : public SpdyFrameWithStreamIdIR { 4772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) public: 4782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual ~SpdyFrameWithFinIR() {} 4792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool fin() const { return fin_; } 4802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void set_fin(bool fin) { fin_ = fin; } 4815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) protected: 4832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) explicit SpdyFrameWithFinIR(SpdyStreamId stream_id) 4842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : SpdyFrameWithStreamIdIR(stream_id), 4852a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) fin_(false) {} 4865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 4882a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool fin_; 4892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 4902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyFrameWithFinIR); 4915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 4925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Abstract class intended to be inherited by IRs that contain a name-value 4942a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// block. Implies SpdyFrameWithFinIR. 4952a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class NET_EXPORT_PRIVATE SpdyFrameWithNameValueBlockIR 4962a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : public NON_EXPORTED_BASE(SpdyFrameWithFinIR) { 4975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 4982a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const SpdyNameValueBlock& name_value_block() const { 4992a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return name_value_block_; 5005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 5015d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) void set_name_value_block(const SpdyNameValueBlock& name_value_block) { 5025d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) // Deep copy. 5035d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) name_value_block_ = name_value_block; 5045d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) } 5052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void SetHeader(const base::StringPiece& name, 5062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::StringPiece& value) { 5072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) name_value_block_[name.as_string()] = value.as_string(); 5085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 509c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch SpdyNameValueBlock* mutable_name_value_block() { 510c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch return &name_value_block_; 511c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch } 5125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) protected: 5142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) explicit SpdyFrameWithNameValueBlockIR(SpdyStreamId stream_id); 5152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual ~SpdyFrameWithNameValueBlockIR(); 5165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 5182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyNameValueBlock name_value_block_; 5192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 5202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyFrameWithNameValueBlockIR); 5215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 5225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class NET_EXPORT_PRIVATE SpdyDataIR 5242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : public NON_EXPORTED_BASE(SpdyFrameWithFinIR) { 5255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 5262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Performs deep copy on data. 5272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyDataIR(SpdyStreamId stream_id, const base::StringPiece& data); 5285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Use in conjunction with SetDataShallow() for shallow-copy on data. 5302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) explicit SpdyDataIR(SpdyStreamId stream_id); 5315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual ~SpdyDataIR(); 5335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::StringPiece data() const { return data_; } 5355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5364ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch bool pad_low() const { return pad_low_; } 5374ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 5384ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch bool pad_high() const { return pad_high_; } 5394ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 5404ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch int padding_payload_len() const { return padding_payload_len_; } 5414ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 5424ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch void set_padding_len(int padding_len) { 5434ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // The padding_len should be in (0, 65535 + 2]. 5444ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // Note that SpdyFramer::GetDataFrameMaximumPayload() enforces the overall 5454ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // payload size later so we actually can't pad more than 16375 bytes. 5464ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch DCHECK_GT(padding_len, 0); 5474ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch DCHECK_LT(padding_len, 65537); 5484ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 5494ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch if (padding_len <= 256) { 5504ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch pad_low_ = true; 5514ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch --padding_len; 5524ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch } else { 5534ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch pad_low_ = pad_high_ = true; 5544ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch padding_len -= 2; 5554ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch } 5564ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch padding_payload_len_ = padding_len; 5574ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch } 5584ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 5592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Deep-copy of data (keep private copy). 5602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void SetDataDeep(const base::StringPiece& data) { 5612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) data_store_.reset(new std::string(data.data(), data.length())); 5622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) data_ = *(data_store_.get()); 5635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 5645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Shallow-copy of data (do not keep private copy). 5662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void SetDataShallow(const base::StringPiece& data) { 5672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) data_store_.reset(); 5682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) data_ = data; 5695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 5705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 571eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 572eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 5735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 5742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Used to store data that this SpdyDataIR should own. 5752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) scoped_ptr<std::string> data_store_; 5762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::StringPiece data_; 5772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 5784ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch bool pad_low_; 5794ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch bool pad_high_; 5804ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch // padding_payload_len_ = desired padding length - len(padding length field). 5814ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch int padding_payload_len_; 5824ad1aa43a48567659193a298fad74f55e00b3dd9Ben Murdoch 5832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyDataIR); 5845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 5855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 586eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdochclass NET_EXPORT_PRIVATE SpdySynStreamIR 587eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch : public SpdyFrameWithNameValueBlockIR { 5885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 5892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) explicit SpdySynStreamIR(SpdyStreamId stream_id) 5902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : SpdyFrameWithNameValueBlockIR(stream_id), 5912a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) associated_to_stream_id_(0), 5922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) priority_(0), 5932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) unidirectional_(false) {} 5942a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyStreamId associated_to_stream_id() const { 5952a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return associated_to_stream_id_; 5962a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 5972a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void set_associated_to_stream_id(SpdyStreamId stream_id) { 5982a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) associated_to_stream_id_ = stream_id; 5992a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 6002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyPriority priority() const { return priority_; } 6012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void set_priority(SpdyPriority priority) { priority_ = priority; } 6022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool unidirectional() const { return unidirectional_; } 6032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void set_unidirectional(bool unidirectional) { 6042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) unidirectional_ = unidirectional; 6055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 6065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 607eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 608eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 6092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) private: 6102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyStreamId associated_to_stream_id_; 6112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyPriority priority_; 6122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool unidirectional_; 6135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdySynStreamIR); 6152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)}; 6165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6175d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdySynReplyIR : public SpdyFrameWithNameValueBlockIR { 6182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) public: 6192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) explicit SpdySynReplyIR(SpdyStreamId stream_id) 6202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : SpdyFrameWithNameValueBlockIR(stream_id) {} 6215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 622eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 623eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 6245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 6252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdySynReplyIR); 6265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 6275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6285d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdyRstStreamIR : public SpdyFrameWithStreamIdIR { 6295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 6305d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) SpdyRstStreamIR(SpdyStreamId stream_id, SpdyRstStreamStatus status, 6315d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) base::StringPiece description); 6325d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 6335d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) virtual ~SpdyRstStreamIR(); 6345d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 6352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyRstStreamStatus status() const { 6362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return status_; 6375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 6382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void set_status(SpdyRstStreamStatus status) { 6392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK_NE(status, RST_STREAM_INVALID); 6402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK_LT(status, RST_STREAM_NUM_STATUS_CODES); 6412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) status_ = status; 6425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 6435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6445d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) base::StringPiece description() const { return description_; } 6455d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 6465d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) void set_description(base::StringPiece description) { 6475d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) description_ = description; 6485d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) } 6495d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 650eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 651eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 6525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 6532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyRstStreamStatus status_; 6545d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) base::StringPiece description_; 6552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 6562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyRstStreamIR); 6575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 6585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6595d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdySettingsIR : public SpdyFrameIR { 6605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 6612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Associates flags with a value. 6622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) struct Value { 6632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) Value() : persist_value(false), 6642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) persisted(false), 6652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) value(0) {} 6662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool persist_value; 6672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool persisted; 6682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int32 value; 6692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) }; 6702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) typedef std::map<SpdySettingsIds, Value> ValueMap; 6715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdySettingsIR(); 6735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual ~SpdySettingsIR(); 6755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Overwrites as appropriate. 6772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const ValueMap& values() const { return values_; } 6782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void AddSetting(SpdySettingsIds id, 6792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool persist_value, 6802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool persisted, 6812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int32 value) { 6822a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) values_[id].persist_value = persist_value; 6832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) values_[id].persisted = persisted; 6842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) values_[id].value = value; 6855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 686a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 6872a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool clear_settings() const { return clear_settings_; } 6882a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void set_clear_settings(bool clear_settings) { 6892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) clear_settings_ = clear_settings; 6905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 691a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool is_ack() const { return is_ack_; } 692a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) void set_is_ack(bool is_ack) { 693a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) is_ack_ = is_ack; 694a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) } 6955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 696eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 697eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 6985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 6992a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ValueMap values_; 7002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool clear_settings_; 701a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool is_ack_; 7022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 7032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdySettingsIR); 7045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 7055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7065d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdyPingIR : public SpdyFrameIR { 7075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 708a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) explicit SpdyPingIR(SpdyPingId id) : id_(id), is_ack_(false) {} 7092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyPingId id() const { return id_; } 7105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 711a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) // ACK logic is valid only for SPDY versions 4 and above. 712a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool is_ack() const { return is_ack_; } 713a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) void set_is_ack(bool is_ack) { is_ack_ = is_ack; } 714a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 715eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 716eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 7175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 7182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyPingId id_; 719a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool is_ack_; 7202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 7212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyPingIR); 7225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 7235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7245d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdyGoAwayIR : public SpdyFrameIR { 7255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 7265d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) SpdyGoAwayIR(SpdyStreamId last_good_stream_id, SpdyGoAwayStatus status, 7275d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) const base::StringPiece& description); 7285d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) virtual ~SpdyGoAwayIR(); 7292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyStreamId last_good_stream_id() const { return last_good_stream_id_; } 7302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void set_last_good_stream_id(SpdyStreamId last_good_stream_id) { 7312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK_LE(0u, last_good_stream_id); 7322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK_EQ(0u, last_good_stream_id & ~kStreamIdMask); 7332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) last_good_stream_id_ = last_good_stream_id; 7342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 7352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyGoAwayStatus status() const { return status_; } 7362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void set_status(SpdyGoAwayStatus status) { 7372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // TODO(hkhalil): Check valid ranges of status? 7382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) status_ = status; 7395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 7405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7415d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) const base::StringPiece& description() const; 7425d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 743eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 744eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 7455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 7462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyStreamId last_good_stream_id_; 7472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyGoAwayStatus status_; 7485d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) const base::StringPiece description_; 7492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 7502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyGoAwayIR); 7515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 7525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7535d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdyHeadersIR : public SpdyFrameWithNameValueBlockIR { 7545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 7552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) explicit SpdyHeadersIR(SpdyStreamId stream_id) 756a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) : SpdyFrameWithNameValueBlockIR(stream_id), 757a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) end_headers_(true), 758a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) has_priority_(false), 759a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) priority_(0) {} 7605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 761eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 762eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 763a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool end_headers() const { return end_headers_; } 764a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) void set_end_headers(bool end_headers) {end_headers_ = end_headers;} 765a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool has_priority() const { return has_priority_; } 766a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) void set_has_priority(bool has_priority) { has_priority_ = has_priority; } 767a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) uint32 priority() const { return priority_; } 768a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) void set_priority(SpdyPriority priority) { priority_ = priority; } 769a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 7705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 771a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool end_headers_; 772a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool has_priority_; 773a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) // 31-bit priority. 774a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) uint32 priority_; 7752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyHeadersIR); 7765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 7775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7785d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdyWindowUpdateIR : public SpdyFrameWithStreamIdIR { 7795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 7802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyWindowUpdateIR(SpdyStreamId stream_id, int32 delta) 7812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : SpdyFrameWithStreamIdIR(stream_id) { 7822a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) set_delta(delta); 7835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 7842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int32 delta() const { return delta_; } 7852a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void set_delta(int32 delta) { 7862a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK_LT(0, delta); 7872a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK_LE(delta, kSpdyMaximumWindowSize); 7882a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) delta_ = delta; 7895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 7905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 791eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 792eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 7935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 7942a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int32 delta_; 7952a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 7962a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyWindowUpdateIR); 7975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 7985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 799eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdochclass NET_EXPORT_PRIVATE SpdyBlockedIR 800eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch : public NON_EXPORTED_BASE(SpdyFrameWithStreamIdIR) { 8015d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) public: 8025d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) explicit SpdyBlockedIR(SpdyStreamId stream_id) 8035d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) : SpdyFrameWithStreamIdIR(stream_id) {} 804868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) 805eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 806eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 8075d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) private: 8085d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyBlockedIR); 809868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)}; 810868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) 8115d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdyPushPromiseIR 8125d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) : public SpdyFrameWithNameValueBlockIR { 8137dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch public: 8147dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch SpdyPushPromiseIR(SpdyStreamId stream_id, SpdyStreamId promised_stream_id) 8157dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch : SpdyFrameWithNameValueBlockIR(stream_id), 816a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) promised_stream_id_(promised_stream_id), 817a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) end_push_promise_(true) {} 8187dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch SpdyStreamId promised_stream_id() const { return promised_stream_id_; } 8197dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch void set_promised_stream_id(SpdyStreamId id) { promised_stream_id_ = id; } 820a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool end_push_promise() const { return end_push_promise_; } 821a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) void set_end_push_promise(bool end_push_promise) { 822a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) end_push_promise_ = end_push_promise; 823a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) } 8247dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch 8257dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 8267dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch 8277dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch private: 8287dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch SpdyStreamId promised_stream_id_; 829a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool end_push_promise_; 8307dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch DISALLOW_COPY_AND_ASSIGN(SpdyPushPromiseIR); 8317dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch}; 8327dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch 83323730a6e56a168d1879203e4b3819bb36e3d8f1fTorne (Richard Coles)// TODO(jgraettinger): This representation needs review. SpdyContinuationIR 83423730a6e56a168d1879203e4b3819bb36e3d8f1fTorne (Richard Coles)// needs to frame a portion of a single, arbitrarily-broken encoded buffer. 835a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)class NET_EXPORT_PRIVATE SpdyContinuationIR 836a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) : public SpdyFrameWithNameValueBlockIR { 837a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) public: 838a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) explicit SpdyContinuationIR(SpdyStreamId stream_id) 839a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) : SpdyFrameWithNameValueBlockIR(stream_id), 840a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) end_headers_(false) {} 841a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 842a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) virtual void Visit(SpdyFrameVisitor* visitor) const OVERRIDE; 843a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 844a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool end_headers() const { return end_headers_; } 845a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) void set_end_headers(bool end_headers) {end_headers_ = end_headers;} 846a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 847a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) private: 848a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) bool end_headers_; 849a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyContinuationIR); 850a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)}; 8517dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch 8522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// ------------------------------------------------------------------------- 8532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Wrapper classes for various SPDY frames. 8545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// All Spdy Frame types derive from this SpdyFrame class. 8562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class SpdyFrame { 8572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) public: 8582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Create a SpdyFrame using a pre-created buffer. 8592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // If |owns_buffer| is true, this class takes ownership of the buffer 8602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // and will delete it on cleanup. The buffer must have been created using 8612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // new char[]. 8622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // If |owns_buffer| is false, the caller retains ownership of the buffer and 8632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // is responsible for making sure the buffer outlives this frame. In other 8642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // words, this class does NOT create a copy of the buffer. 8652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyFrame(char* data, size_t size, bool owns_buffer) 8662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : frame_(data), 8672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) size_(size), 8682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) owns_buffer_(owns_buffer) { 8692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK(frame_); 8705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 8715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ~SpdyFrame() { 8732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (owns_buffer_) { 8742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) delete [] frame_; 8752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 8762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) frame_ = NULL; 8775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 8785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Provides access to the frame bytes, which is a buffer containing 8802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // the frame packed as expected for sending over the wire. 8812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) char* data() const { return frame_; } 8825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Returns the actual size of the underlying buffer. 8842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) size_t size() const { return size_; } 8855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8862a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) protected: 8872a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) char* frame_; 8885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 8902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) size_t size_; 8912a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool owns_buffer_; 8922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SpdyFrame); 8935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 8945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 895eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch// This interface is for classes that want to process SpdyFrameIRs without 896eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch// having to know what type they are. An instance of this interface can be 897eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch// passed to a SpdyFrameIR's Visit method, and the appropriate type-specific 898eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch// method of this class will be called. 899eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdochclass SpdyFrameVisitor { 900eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch public: 901eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void VisitSynStream(const SpdySynStreamIR& syn_stream) = 0; 902eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void VisitSynReply(const SpdySynReplyIR& syn_reply) = 0; 903eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void VisitRstStream(const SpdyRstStreamIR& rst_stream) = 0; 904eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void VisitSettings(const SpdySettingsIR& settings) = 0; 905eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void VisitPing(const SpdyPingIR& ping) = 0; 906eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void VisitGoAway(const SpdyGoAwayIR& goaway) = 0; 907eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void VisitHeaders(const SpdyHeadersIR& headers) = 0; 908eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void VisitWindowUpdate(const SpdyWindowUpdateIR& window_update) = 0; 909eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void VisitBlocked(const SpdyBlockedIR& blocked) = 0; 9107dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch virtual void VisitPushPromise(const SpdyPushPromiseIR& push_promise) = 0; 911a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) virtual void VisitContinuation(const SpdyContinuationIR& continuation) = 0; 912eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void VisitData(const SpdyDataIR& data) = 0; 913eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 914eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch protected: 915eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch SpdyFrameVisitor() {} 916eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual ~SpdyFrameVisitor() {} 917eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 918eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch private: 919eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch DISALLOW_COPY_AND_ASSIGN(SpdyFrameVisitor); 920eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch}; 921eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 9225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace net 9235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 9245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // NET_SPDY_SPDY_PROTOCOL_H_ 925