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| 1 /* | |
| 2 * Copyright (C) 2011 Google Inc. All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions are | |
| 6 * met: | |
| 7 * | |
| 8 * * Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * * Redistributions in binary form must reproduce the above | |
| 11 * copyright notice, this list of conditions and the following disclaimer | |
| 12 * in the documentation and/or other materials provided with the | |
| 13 * distribution. | |
| 14 * * Neither the name of Google Inc. nor the names of its | |
| 15 * contributors may be used to endorse or promote products derived from | |
| 16 * this software without specific prior written permission. | |
| 17 * | |
| 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 29 */ | |
| 30 | |
| 31 #ifndef WebSocketHandshake_h | |
| 32 #define WebSocketHandshake_h | |
| 33 | |
| 34 #include "modules/websockets/WebSocketExtensionDispatcher.h" | |
| 35 #include "modules/websockets/WebSocketExtensionProcessor.h" | |
| 36 #include "platform/heap/Handle.h" | |
| 37 #include "platform/network/WebSocketHandshakeRequest.h" | |
| 38 #include "platform/network/WebSocketHandshakeResponse.h" | |
| 39 #include "platform/weborigin/KURL.h" | |
| 40 #include "wtf/PassOwnPtr.h" | |
| 41 #include "wtf/text/WTFString.h" | |
| 42 | |
| 43 namespace blink { | |
| 44 | |
| 45 class Document; | |
| 46 | |
| 47 class WebSocketHandshake : public GarbageCollectedFinalized<WebSocketHandshake>
{ | |
| 48 WTF_MAKE_NONCOPYABLE(WebSocketHandshake); | |
| 49 public: | |
| 50 // This enum is reused for histogram. When this needs to be modified, add a | |
| 51 // new enum for histogram and convert mode values into values in the new | |
| 52 // enum to keep new data consistent with old one. | |
| 53 enum Mode { | |
| 54 Incomplete, Normal, Failed, Connected, ModeMax | |
| 55 }; | |
| 56 WebSocketHandshake(const KURL&, const String& protocol, Document*); | |
| 57 ~WebSocketHandshake(); | |
| 58 | |
| 59 const KURL& url() const; | |
| 60 void setURL(const KURL&); | |
| 61 const String host() const; | |
| 62 | |
| 63 const String& clientProtocol() const; | |
| 64 void setClientProtocol(const String&); | |
| 65 | |
| 66 bool secure() const; | |
| 67 | |
| 68 String clientOrigin() const; | |
| 69 String clientLocation() const; | |
| 70 | |
| 71 // Builds a WebSocket opening handshake string to send to the server. | |
| 72 // Cookie headers will be added later by the platform code for security | |
| 73 // reason. | |
| 74 CString clientHandshakeMessage() const; | |
| 75 // Builds an object representing WebSocket opening handshake to pass to the | |
| 76 // inspector. | |
| 77 PassRefPtr<WebSocketHandshakeRequest> clientHandshakeRequest() const; | |
| 78 | |
| 79 // We're collecting data for histogram in the destructor. Note that calling | |
| 80 // this method affects that. | |
| 81 void reset(); | |
| 82 void clearDocument(); | |
| 83 | |
| 84 int readServerHandshake(const char* header, size_t len); | |
| 85 Mode mode() const; | |
| 86 // Returns a string indicating the reason of failure if mode() == Failed. | |
| 87 String failureReason() const; | |
| 88 | |
| 89 const AtomicString& serverWebSocketProtocol() const; | |
| 90 const AtomicString& serverUpgrade() const; | |
| 91 const AtomicString& serverConnection() const; | |
| 92 const AtomicString& serverWebSocketAccept() const; | |
| 93 String acceptedExtensions() const; | |
| 94 | |
| 95 const WebSocketHandshakeResponse& serverHandshakeResponse() const; | |
| 96 | |
| 97 void addExtensionProcessor(PassOwnPtr<WebSocketExtensionProcessor>); | |
| 98 | |
| 99 static String getExpectedWebSocketAccept(const String& secWebSocketKey); | |
| 100 | |
| 101 void trace(Visitor*); | |
| 102 | |
| 103 private: | |
| 104 KURL httpURLForAuthenticationAndCookies() const; | |
| 105 | |
| 106 int readStatusLine(const char* header, size_t headerLength, int& statusCode,
String& statusText); | |
| 107 | |
| 108 // Reads all headers except for the two predefined ones. | |
| 109 const char* readHTTPHeaders(const char* start, const char* end); | |
| 110 void processHeaders(); | |
| 111 bool checkResponseHeaders(); | |
| 112 | |
| 113 KURL m_url; | |
| 114 String m_clientProtocol; | |
| 115 bool m_secure; | |
| 116 RawPtrWillBeMember<Document> m_document; | |
| 117 | |
| 118 Mode m_mode; | |
| 119 | |
| 120 // Stores a received server's handshake. The order of headers is not | |
| 121 // guaranteed to be preserved. Duplicated headers may be dropped. Values may | |
| 122 // be rebuilt after parsing, so they can be different from the original data | |
| 123 // received from the server. | |
| 124 WebSocketHandshakeResponse m_response; | |
| 125 | |
| 126 String m_failureReason; | |
| 127 | |
| 128 String m_secWebSocketKey; | |
| 129 String m_expectedAccept; | |
| 130 | |
| 131 WebSocketExtensionDispatcher m_extensionDispatcher; | |
| 132 }; | |
| 133 | |
| 134 } // namespace blink | |
| 135 | |
| 136 #endif // WebSocketHandshake_h | |
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Chromium Code Reviews
Issue 639333003:
Delete the old WebSocket implementation. (Closed)
Base URL: https://chromium.googlesource.com/chromium/blink.git@master