зеркало из https://github.com/mozilla/gecko-dev.git
45 строки
1.3 KiB
C
45 строки
1.3 KiB
C
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsISupportsImpl.h"
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#include "mozilla/Encoding.h"
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const mozilla::Encoding*
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nsHtml5MetaScanner::sniff(nsHtml5ByteReadable* bytes)
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{
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readable = bytes;
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stateLoop(stateSave);
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readable = nullptr;
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return mEncoding;
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}
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bool
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nsHtml5MetaScanner::tryCharset(nsHtml5String charset)
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{
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// This code needs to stay in sync with
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// nsHtml5StreamParser::internalEncodingDeclaration. Unfortunately, the
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// trickery with member fields here leads to some copy-paste reuse. :-(
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nsAutoCString label;
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nsString charset16; // Not Auto, because using it to hold nsStringBuffer*
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charset.ToString(charset16);
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CopyUTF16toUTF8(charset16, label);
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const mozilla::Encoding* encoding = Encoding::ForLabel(label);
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if (!encoding) {
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return false;
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}
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if (encoding == UTF_16BE_ENCODING ||
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encoding == UTF_16LE_ENCODING) {
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mEncoding = UTF_8_ENCODING;
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return true;
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}
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if (encoding == X_USER_DEFINED_ENCODING) {
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// WebKit/Blink hack for Indian and Armenian legacy sites
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mEncoding = WINDOWS_1252_ENCODING;
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return true;
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}
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mEncoding = encoding;
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return true;
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}
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