Source/modules/websockets/WebSocketDeflateFramer.h - Issue 639333003: Delete the old WebSocket implementation.

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Issue 639333003: Delete the old WebSocket implementation. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: rebase Created 6 years, 2 months ago

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1 /*

2 * Copyright (C) 2012 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 WebSocketDeflateFramer_h

32 #define WebSocketDeflateFramer_h

33

34 #include "modules/websockets/WebSocketDeflater.h"

35 #include "modules/websockets/WebSocketExtensionProcessor.h"

36 #include "modules/websockets/WebSocketFrame.h"

37 #include "wtf/OwnPtr.h"

38 #include "wtf/PassOwnPtr.h"

39

40 namespace blink {

41

42 class WebSocketDeflateFramer;

43

44 class DeflateResultHolder {

45 WTF_MAKE_FAST_ALLOCATED;

46 public:

47 static PassOwnPtr<DeflateResultHolder> create(WebSocketDeflateFramer* framer )

48 {

49 return adoptPtr(new DeflateResultHolder(framer));

50 }

51

52 ~DeflateResultHolder();

53

54 bool succeeded() const { return m_succeeded; }

55 String failureReason() const { return m_failureReason; }

56

57 void fail(const String& failureReason);

58

59 private:

60 explicit DeflateResultHolder(WebSocketDeflateFramer*);

61

62 WebSocketDeflateFramer* m_framer;

63 bool m_succeeded;

64 String m_failureReason;

65 };

66

67 class InflateResultHolder {

68 WTF_MAKE_FAST_ALLOCATED;

69 public:

70 static PassOwnPtr<InflateResultHolder> create(WebSocketDeflateFramer* framer )

71 {

72 return adoptPtr(new InflateResultHolder(framer));

73 }

74

75 ~InflateResultHolder();

76

77 bool succeeded() const { return m_succeeded; }

78 String failureReason() const { return m_failureReason; }

79

80 void fail(const String& failureReason);

81

82 private:

83 explicit InflateResultHolder(WebSocketDeflateFramer*);

84

85 WebSocketDeflateFramer* m_framer;

86 bool m_succeeded;

87 String m_failureReason;

88 };

89

90 class WebSocketDeflateFramer {

91 public:

92 WebSocketDeflateFramer();

93

94 PassOwnPtr<WebSocketExtensionProcessor> createExtensionProcessor();

95

96 bool enabled() const { return m_enabled; }

97

98 PassOwnPtr<DeflateResultHolder> deflate(WebSocketFrame&);

99 void resetDeflateContext();

100 PassOwnPtr<InflateResultHolder> inflate(WebSocketFrame&);

101 void resetInflateContext();

102

103 void didFail();

104

105 void enableDeflate(int windowBits, WebSocketDeflater::ContextTakeOverMode);

106

107 private:

108 bool m_enabled;

109 OwnPtr<WebSocketDeflater> m_deflater;

110 OwnPtr<WebSocketInflater> m_inflater;

111 };

112

113 }

114

115 #endif // WebSocketDeflateFramer_h

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