author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Thu, 24 Sep 2009 12:53:48 +0300 | |
changeset 11 | c8a366e56285 |
parent 0 | dd21522fd290 |
permissions | -rw-r--r-- |
0
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/* |
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* Copyright (C) 2006 Alexey Proskuryakov (ap@webkit.org) |
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* Copyright (C) 2006, 2007 Apple Inc. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of |
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* its contributors may be used to endorse or promote products derived |
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* from this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY |
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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|
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#include "config.h" |
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#include "HTTPParsers.h" |
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|
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#include "DeprecatedString.h" |
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#include "PlatformString.h" |
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namespace WebCore { |
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|
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// true if there is more to parse |
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static inline bool skipWhiteSpace(const String& str, int& pos, bool fromHttpEquivMeta) |
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{ |
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int len = str.length(); |
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|
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if (fromHttpEquivMeta) |
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while (pos != len && str[pos] <= ' ') |
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++pos; |
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else |
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while (pos != len && (str[pos] == '\t' || str[pos] == ' ')) |
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++pos; |
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|
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return pos != len; |
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} |
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|
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bool parseHTTPRefresh(const String& refresh, bool fromHttpEquivMeta, double& delay, String& url) |
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{ |
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int len = refresh.length(); |
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int pos = 0; |
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|
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if (!skipWhiteSpace(refresh, pos, fromHttpEquivMeta)) |
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return false; |
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|
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while (pos != len && refresh[pos] != ',' && refresh[pos] != ';') |
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++pos; |
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|
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if (pos == len) { // no URL |
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url = String(); |
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bool ok; |
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delay = refresh.stripWhiteSpace().toDouble(&ok); |
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return ok; |
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} else { |
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bool ok; |
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delay = refresh.left(pos).stripWhiteSpace().toDouble(&ok); |
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if (!ok) |
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return false; |
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|
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++pos; |
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skipWhiteSpace(refresh, pos, fromHttpEquivMeta); |
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int urlStartPos = pos; |
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if (refresh.find("url", urlStartPos, false) == urlStartPos) { |
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urlStartPos += 3; |
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skipWhiteSpace(refresh, urlStartPos, fromHttpEquivMeta); |
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if (refresh[urlStartPos] == '=') { |
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++urlStartPos; |
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skipWhiteSpace(refresh, urlStartPos, fromHttpEquivMeta); |
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} else |
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urlStartPos = pos; // e.g. "Refresh: 0; url.html" |
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} |
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87 |
|
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int urlEndPos = len; |
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|
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if (refresh[urlStartPos] == '"' || refresh[urlStartPos] == '\'') { |
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UChar quotationMark = refresh[urlStartPos]; |
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urlStartPos++; |
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while (urlEndPos > urlStartPos) { |
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urlEndPos--; |
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if (refresh[urlEndPos] == quotationMark) |
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break; |
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} |
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} |
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|
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url = refresh.substring(urlStartPos, urlEndPos - urlStartPos).stripWhiteSpace(); |
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return true; |
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} |
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} |
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|
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String filenameFromHTTPContentDisposition(const String& value) |
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{ |
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Vector<String> keyValuePairs = value.split(';'); |
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|
108 |
|
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109 |
unsigned length = keyValuePairs.size(); |
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110 |
for (unsigned i = 0; i < length; i++) { |
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|
111 |
int valueStartPos = keyValuePairs[i].find('='); |
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112 |
if (valueStartPos < 0) |
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113 |
continue; |
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|
114 |
|
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115 |
String key = keyValuePairs[i].left(valueStartPos).stripWhiteSpace(); |
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|
116 |
|
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117 |
if (key.isEmpty() || key != "filename") |
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118 |
continue; |
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|
119 |
|
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120 |
String value = keyValuePairs[i].substring(valueStartPos + 1).stripWhiteSpace(); |
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|
121 |
|
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122 |
// Remove quotes if there are any |
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123 |
if (value[0] == '\"') |
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124 |
value = value.substring(1, value.length() - 2); |
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|
125 |
|
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126 |
return value; |
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127 |
} |
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128 |
|
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129 |
return String(); |
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130 |
} |
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131 |
|
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132 |
String extractMIMETypeFromMediaType(const String& mediaType) |
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133 |
{ |
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134 |
String mimeType; |
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135 |
unsigned length = mediaType.length(); |
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136 |
for (unsigned offset = 0; offset < length; offset++) { |
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UChar c = mediaType[offset]; |
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138 |
if (c == ';') |
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139 |
break; |
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140 |
else if (DeprecatedChar(c).isSpace()) // FIXME: This seems wrong, " " is an invalid MIME type character according to RFC 2045. bug 8644 |
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141 |
continue; |
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142 |
// FIXME: This is a very slow way to build a string, given WebCore::String's implementation. |
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143 |
mimeType += String(&c, 1); |
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144 |
} |
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145 |
return mimeType; |
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|
146 |
} |
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|
147 |
|
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148 |
String extractCharsetFromMediaType(const String& mediaType) |
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149 |
{ |
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150 |
int pos = 0; |
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151 |
int length = (int)mediaType.length(); |
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|
152 |
|
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|
153 |
while (pos < length) { |
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154 |
pos = mediaType.find("charset", pos, false); |
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|
155 |
if (pos <= 0) |
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|
156 |
return String(); |
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|
157 |
|
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158 |
// is what we found a beginning of a word? |
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|
159 |
if (mediaType[pos-1] > ' ' && mediaType[pos-1] != ';') { |
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|
160 |
pos += 7; |
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|
161 |
continue; |
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|
162 |
} |
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|
163 |
|
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|
164 |
pos += 7; |
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|
165 |
|
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|
166 |
// skip whitespace |
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|
167 |
while (pos != length && mediaType[pos] <= ' ') |
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Revision: 200911
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parents:
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|
168 |
++pos; |
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|
169 |
|
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|
170 |
if (mediaType[pos++] != '=') // this "charset" substring wasn't a parameter name, but there may be others |
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|
171 |
continue; |
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parents:
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|
172 |
|
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|
173 |
while (pos != length && (mediaType[pos] <= ' ' || mediaType[pos] == '"' || mediaType[pos] == '\'')) |
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Revision: 200911
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parents:
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|
174 |
++pos; |
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Revision: 200911
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parents:
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|
175 |
|
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Revision: 200911
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parents:
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|
176 |
// we don't handle spaces within quoted parameter values, because charset names cannot have any |
dd21522fd290
Revision: 200911
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|
177 |
int endpos = pos; |
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Revision: 200911
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parents:
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|
178 |
while (pos != length && mediaType[endpos] > ' ' && mediaType[endpos] != '"' && mediaType[endpos] != '\'' && mediaType[endpos] != ';') |
dd21522fd290
Revision: 200911
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parents:
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|
179 |
++endpos; |
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Revision: 200911
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parents:
diff
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|
180 |
|
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Revision: 200911
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|
181 |
return mediaType.substring(pos, endpos-pos); |
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Revision: 200911
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|
182 |
} |
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Revision: 200911
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parents:
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|
183 |
|
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Revision: 200911
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|
184 |
return String(); |
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Revision: 200911
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parents:
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|
185 |
} |
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Revision: 200911
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|
186 |
} |