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authorSimon Hausmann <simon.hausmann@nokia.com>2012-05-11 09:43:24 +0200
committerSimon Hausmann <simon.hausmann@nokia.com>2012-05-11 09:43:24 +0200
commit1b914638db989aaa98631a1c1e02c7b2d44805d8 (patch)
tree87f4fd2c7b38db320079a5de8877890d2ca3c485 /Tools/Scripts/webkitpy/thirdparty/mod_pywebsocket/common.py
parent2cf6c8816a73e0132bd8fa3b509d62d7c51b6e47 (diff)
downloadqtwebkit-1b914638db989aaa98631a1c1e02c7b2d44805d8.tar.gz
Imported WebKit commit 9a52e27980f47e8b0d8f8b7cc0fd7b5741bceb92 (http://svn.webkit.org/repository/webkit/trunk@116736)
New snapshot to include QDeclarative* -> QQml* build fixes
Diffstat (limited to 'Tools/Scripts/webkitpy/thirdparty/mod_pywebsocket/common.py')
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diff --git a/Tools/Scripts/webkitpy/thirdparty/mod_pywebsocket/common.py b/Tools/Scripts/webkitpy/thirdparty/mod_pywebsocket/common.py
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+# Copyright 2012, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+# * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+
+# Constants indicating WebSocket protocol version.
+VERSION_HIXIE75 = -1
+VERSION_HYBI00 = 0
+VERSION_HYBI01 = 1
+VERSION_HYBI02 = 2
+VERSION_HYBI03 = 2
+VERSION_HYBI04 = 4
+VERSION_HYBI05 = 5
+VERSION_HYBI06 = 6
+VERSION_HYBI07 = 7
+VERSION_HYBI08 = 8
+VERSION_HYBI09 = 8
+VERSION_HYBI10 = 8
+VERSION_HYBI11 = 8
+VERSION_HYBI12 = 8
+VERSION_HYBI13 = 13
+VERSION_HYBI14 = 13
+VERSION_HYBI15 = 13
+VERSION_HYBI16 = 13
+VERSION_HYBI17 = 13
+
+# Constants indicating WebSocket protocol latest version.
+VERSION_HYBI_LATEST = VERSION_HYBI13
+
+# Port numbers
+DEFAULT_WEB_SOCKET_PORT = 80
+DEFAULT_WEB_SOCKET_SECURE_PORT = 443
+
+# Schemes
+WEB_SOCKET_SCHEME = 'ws'
+WEB_SOCKET_SECURE_SCHEME = 'wss'
+
+# Frame opcodes defined in the spec.
+OPCODE_CONTINUATION = 0x0
+OPCODE_TEXT = 0x1
+OPCODE_BINARY = 0x2
+OPCODE_CLOSE = 0x8
+OPCODE_PING = 0x9
+OPCODE_PONG = 0xa
+
+# UUIDs used by HyBi 04 and later opening handshake and frame masking.
+WEBSOCKET_ACCEPT_UUID = '258EAFA5-E914-47DA-95CA-C5AB0DC85B11'
+
+# Opening handshake header names and expected values.
+UPGRADE_HEADER = 'Upgrade'
+WEBSOCKET_UPGRADE_TYPE = 'websocket'
+WEBSOCKET_UPGRADE_TYPE_HIXIE75 = 'WebSocket'
+CONNECTION_HEADER = 'Connection'
+UPGRADE_CONNECTION_TYPE = 'Upgrade'
+HOST_HEADER = 'Host'
+ORIGIN_HEADER = 'Origin'
+SEC_WEBSOCKET_ORIGIN_HEADER = 'Sec-WebSocket-Origin'
+SEC_WEBSOCKET_KEY_HEADER = 'Sec-WebSocket-Key'
+SEC_WEBSOCKET_ACCEPT_HEADER = 'Sec-WebSocket-Accept'
+SEC_WEBSOCKET_VERSION_HEADER = 'Sec-WebSocket-Version'
+SEC_WEBSOCKET_PROTOCOL_HEADER = 'Sec-WebSocket-Protocol'
+SEC_WEBSOCKET_EXTENSIONS_HEADER = 'Sec-WebSocket-Extensions'
+SEC_WEBSOCKET_DRAFT_HEADER = 'Sec-WebSocket-Draft'
+SEC_WEBSOCKET_KEY1_HEADER = 'Sec-WebSocket-Key1'
+SEC_WEBSOCKET_KEY2_HEADER = 'Sec-WebSocket-Key2'
+SEC_WEBSOCKET_LOCATION_HEADER = 'Sec-WebSocket-Location'
+
+# Extensions
+DEFLATE_STREAM_EXTENSION = 'deflate-stream'
+DEFLATE_FRAME_EXTENSION = 'deflate-frame'
+X_WEBKIT_DEFLATE_FRAME_EXTENSION = 'x-webkit-deflate-frame'
+
+# Status codes
+# Code STATUS_NO_STATUS_RECEIVED, STATUS_ABNORMAL_CLOSURE, and
+# STATUS_TLS_HANDSHAKE are pseudo codes to indicate specific error cases.
+# Could not be used for codes in actual closing frames.
+# Application level errors must use codes in the range
+# STATUS_USER_REGISTERED_BASE to STATUS_USER_PRIVATE_MAX. The codes in the
+# range STATUS_USER_REGISTERED_BASE to STATUS_USER_REGISTERED_MAX are managed
+# by IANA. Usually application must define user protocol level errors in the
+# range STATUS_USER_PRIVATE_BASE to STATUS_USER_PRIVATE_MAX.
+STATUS_NORMAL_CLOSURE = 1000
+STATUS_GOING_AWAY = 1001
+STATUS_PROTOCOL_ERROR = 1002
+STATUS_UNSUPPORTED_DATA = 1003
+STATUS_NO_STATUS_RECEIVED = 1005
+STATUS_ABNORMAL_CLOSURE = 1006
+STATUS_INVALID_FRAME_PAYLOAD_DATA = 1007
+STATUS_POLICY_VIOLATION = 1008
+STATUS_MESSAGE_TOO_BIG = 1009
+STATUS_MANDATORY_EXTENSION = 1010
+STATUS_INTERNAL_SERVER_ERROR = 1011
+STATUS_TLS_HANDSHAKE = 1015
+STATUS_USER_REGISTERED_BASE = 3000
+STATUS_USER_REGISTERED_MAX = 3999
+STATUS_USER_PRIVATE_BASE = 4000
+STATUS_USER_PRIVATE_MAX = 4999
+# Following definitions are aliases to keep compatibility. Applications must
+# not use these obsoleted definitions anymore.
+STATUS_NORMAL = STATUS_NORMAL_CLOSURE
+STATUS_UNSUPPORTED = STATUS_UNSUPPORTED_DATA
+STATUS_CODE_NOT_AVAILABLE = STATUS_NO_STATUS_RECEIVED
+STATUS_ABNORMAL_CLOSE = STATUS_ABNORMAL_CLOSURE
+STATUS_INVALID_FRAME_PAYLOAD = STATUS_INVALID_FRAME_PAYLOAD_DATA
+STATUS_MANDATORY_EXT = STATUS_MANDATORY_EXTENSION
+
+# HTTP status codes
+HTTP_STATUS_BAD_REQUEST = 400
+HTTP_STATUS_FORBIDDEN = 403
+HTTP_STATUS_NOT_FOUND = 404
+
+
+def is_control_opcode(opcode):
+ return (opcode >> 3) == 1
+
+
+class ExtensionParameter(object):
+ """Holds information about an extension which is exchanged on extension
+ negotiation in opening handshake.
+ """
+
+ def __init__(self, name):
+ self._name = name
+ # TODO(tyoshino): Change the data structure to more efficient one such
+ # as dict when the spec changes to say like
+ # - Parameter names must be unique
+ # - The order of parameters is not significant
+ self._parameters = []
+
+ def name(self):
+ return self._name
+
+ def add_parameter(self, name, value):
+ self._parameters.append((name, value))
+
+ def get_parameters(self):
+ return self._parameters
+
+ def get_parameter_names(self):
+ return [name for name, unused_value in self._parameters]
+
+ def has_parameter(self, name):
+ for param_name, param_value in self._parameters:
+ if param_name == name:
+ return True
+ return False
+
+ def get_parameter_value(self, name):
+ for param_name, param_value in self._parameters:
+ if param_name == name:
+ return param_value
+
+
+# vi:sts=4 sw=4 et