mirror of
https://github.com/mozilla/gecko-dev.git
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388 lines
13 KiB
C++
388 lines
13 KiB
C++
/*
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* Copyright (c) 2005-2007 Henri Sivonen
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* Copyright (c) 2007-2015 Mozilla Foundation
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* Portions of comments Copyright 2004-2010 Apple Computer, Inc., Mozilla
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* Foundation, and Opera Software ASA.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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/*
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* THIS IS A GENERATED FILE. PLEASE DO NOT EDIT.
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* Please edit Tokenizer.java instead and regenerate.
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*/
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#ifndef nsHtml5Tokenizer_h
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#define nsHtml5Tokenizer_h
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#include "nsIAtom.h"
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#include "nsHtml5AtomTable.h"
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#include "nsString.h"
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#include "nsIContent.h"
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#include "nsTraceRefcnt.h"
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#include "jArray.h"
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#include "nsHtml5DocumentMode.h"
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#include "nsHtml5ArrayCopy.h"
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#include "nsHtml5NamedCharacters.h"
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#include "nsHtml5NamedCharactersAccel.h"
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#include "nsHtml5Atoms.h"
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#include "nsAHtml5TreeBuilderState.h"
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#include "nsHtml5Macros.h"
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#include "nsHtml5Highlighter.h"
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#include "nsHtml5TokenizerLoopPolicies.h"
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class nsHtml5StreamParser;
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class nsHtml5TreeBuilder;
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class nsHtml5MetaScanner;
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class nsHtml5AttributeName;
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class nsHtml5ElementName;
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class nsHtml5HtmlAttributes;
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class nsHtml5UTF16Buffer;
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class nsHtml5StateSnapshot;
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class nsHtml5Portability;
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class nsHtml5Tokenizer
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{
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private:
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static char16_t LT_GT[];
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static char16_t LT_SOLIDUS[];
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static char16_t RSQB_RSQB[];
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static char16_t REPLACEMENT_CHARACTER[];
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static char16_t LF[];
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static char16_t CDATA_LSQB[];
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static char16_t OCTYPE[];
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static char16_t UBLIC[];
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static char16_t YSTEM[];
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static staticJArray<char16_t,int32_t> TITLE_ARR;
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static staticJArray<char16_t,int32_t> SCRIPT_ARR;
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static staticJArray<char16_t,int32_t> STYLE_ARR;
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static staticJArray<char16_t,int32_t> PLAINTEXT_ARR;
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static staticJArray<char16_t,int32_t> XMP_ARR;
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static staticJArray<char16_t,int32_t> TEXTAREA_ARR;
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static staticJArray<char16_t,int32_t> IFRAME_ARR;
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static staticJArray<char16_t,int32_t> NOEMBED_ARR;
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static staticJArray<char16_t,int32_t> NOSCRIPT_ARR;
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static staticJArray<char16_t,int32_t> NOFRAMES_ARR;
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protected:
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nsHtml5TreeBuilder* tokenHandler;
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nsHtml5StreamParser* encodingDeclarationHandler;
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bool lastCR;
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int32_t stateSave;
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private:
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int32_t returnStateSave;
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protected:
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int32_t index;
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private:
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bool forceQuirks;
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char16_t additional;
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int32_t entCol;
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int32_t firstCharKey;
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int32_t lo;
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int32_t hi;
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int32_t candidate;
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int32_t charRefBufMark;
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protected:
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int32_t value;
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private:
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bool seenDigits;
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protected:
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int32_t cstart;
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private:
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nsString* publicId;
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nsString* systemId;
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autoJArray<char16_t,int32_t> strBuf;
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int32_t strBufLen;
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autoJArray<char16_t,int32_t> charRefBuf;
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int32_t charRefBufLen;
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autoJArray<char16_t,int32_t> bmpChar;
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autoJArray<char16_t,int32_t> astralChar;
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protected:
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nsHtml5ElementName* endTagExpectation;
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private:
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jArray<char16_t,int32_t> endTagExpectationAsArray;
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protected:
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bool endTag;
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private:
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nsHtml5ElementName* tagName;
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protected:
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nsHtml5AttributeName* attributeName;
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private:
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nsIAtom* doctypeName;
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nsString* publicIdentifier;
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nsString* systemIdentifier;
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nsHtml5HtmlAttributes* attributes;
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bool newAttributesEachTime;
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bool shouldSuspend;
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protected:
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bool confident;
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private:
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int32_t line;
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int32_t attributeLine;
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nsHtml5AtomTable* interner;
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bool viewingXmlSource;
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public:
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nsHtml5Tokenizer(nsHtml5TreeBuilder* tokenHandler, bool viewingXmlSource);
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void setInterner(nsHtml5AtomTable* interner);
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void initLocation(nsString* newPublicId, nsString* newSystemId);
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bool isViewingXmlSource();
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void setStateAndEndTagExpectation(int32_t specialTokenizerState, nsIAtom* endTagExpectation);
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void setStateAndEndTagExpectation(int32_t specialTokenizerState, nsHtml5ElementName* endTagExpectation);
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private:
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void endTagExpectationToArray();
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public:
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void setLineNumber(int32_t line);
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inline int32_t getLineNumber()
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{
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return line;
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}
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nsHtml5HtmlAttributes* emptyAttributes();
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private:
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inline void appendCharRefBuf(char16_t c)
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{
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MOZ_RELEASE_ASSERT(charRefBufLen < charRefBuf.length, "Attempted to overrun charRefBuf!");
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charRefBuf[charRefBufLen++] = c;
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}
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void emitOrAppendCharRefBuf(int32_t returnState);
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inline void clearStrBufAfterUse()
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{
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strBufLen = 0;
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}
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inline void clearStrBufBeforeUse()
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{
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MOZ_ASSERT(!strBufLen, "strBufLen not reset after previous use!");
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strBufLen = 0;
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}
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inline void clearStrBufAfterOneHyphen()
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{
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MOZ_ASSERT(strBufLen == 1, "strBufLen length not one!");
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MOZ_ASSERT(strBuf[0] == '-', "strBuf does not start with a hyphen!");
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strBufLen = 0;
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}
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inline void appendStrBuf(char16_t c)
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{
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MOZ_ASSERT(strBufLen < strBuf.length, "Previous buffer length insufficient.");
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if (MOZ_UNLIKELY(strBufLen == strBuf.length)) {
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if (MOZ_UNLIKELY(!EnsureBufferSpace(1))) {
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MOZ_CRASH("Unable to recover from buffer reallocation failure");
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}
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}
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strBuf[strBufLen++] = c;
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}
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protected:
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nsString* strBufToString();
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private:
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void strBufToDoctypeName();
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void emitStrBuf();
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inline void appendSecondHyphenToBogusComment()
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{
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appendStrBuf('-');
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}
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inline void adjustDoubleHyphenAndAppendToStrBufAndErr(char16_t c)
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{
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errConsecutiveHyphens();
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appendStrBuf(c);
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}
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void appendStrBuf(char16_t* buffer, int32_t offset, int32_t length);
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inline void appendCharRefBufToStrBuf()
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{
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appendStrBuf(charRefBuf, 0, charRefBufLen);
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charRefBufLen = 0;
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}
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void emitComment(int32_t provisionalHyphens, int32_t pos);
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protected:
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void flushChars(char16_t* buf, int32_t pos);
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private:
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void strBufToElementNameString();
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int32_t emitCurrentTagToken(bool selfClosing, int32_t pos);
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void attributeNameComplete();
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void addAttributeWithoutValue();
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void addAttributeWithValue();
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public:
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void start();
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bool tokenizeBuffer(nsHtml5UTF16Buffer* buffer);
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private:
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template<class P> int32_t stateLoop(int32_t state, char16_t c, int32_t pos, char16_t* buf, bool reconsume, int32_t returnState, int32_t endPos);
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void initDoctypeFields();
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inline void adjustDoubleHyphenAndAppendToStrBufCarriageReturn()
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{
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silentCarriageReturn();
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adjustDoubleHyphenAndAppendToStrBufAndErr('\n');
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}
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inline void adjustDoubleHyphenAndAppendToStrBufLineFeed()
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{
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silentLineFeed();
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adjustDoubleHyphenAndAppendToStrBufAndErr('\n');
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}
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inline void appendStrBufLineFeed()
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{
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silentLineFeed();
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appendStrBuf('\n');
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}
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inline void appendStrBufCarriageReturn()
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{
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silentCarriageReturn();
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appendStrBuf('\n');
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}
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protected:
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inline void silentCarriageReturn()
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{
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++line;
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lastCR = true;
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}
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inline void silentLineFeed()
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{
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++line;
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}
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private:
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void emitCarriageReturn(char16_t* buf, int32_t pos);
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void emitReplacementCharacter(char16_t* buf, int32_t pos);
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void emitPlaintextReplacementCharacter(char16_t* buf, int32_t pos);
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void setAdditionalAndRememberAmpersandLocation(char16_t add);
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void bogusDoctype();
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void bogusDoctypeWithoutQuirks();
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void handleNcrValue(int32_t returnState);
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public:
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void eof();
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private:
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void emitDoctypeToken(int32_t pos);
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protected:
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inline char16_t checkChar(char16_t* buf, int32_t pos)
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{
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return buf[pos];
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}
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public:
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bool internalEncodingDeclaration(nsString* internalCharset);
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private:
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void emitOrAppendTwo(const char16_t* val, int32_t returnState);
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void emitOrAppendOne(const char16_t* val, int32_t returnState);
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public:
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void end();
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void requestSuspension();
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bool isInDataState();
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void resetToDataState();
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void loadState(nsHtml5Tokenizer* other);
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void initializeWithoutStarting();
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void setEncodingDeclarationHandler(nsHtml5StreamParser* encodingDeclarationHandler);
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~nsHtml5Tokenizer();
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static void initializeStatics();
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static void releaseStatics();
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#include "nsHtml5TokenizerHSupplement.h"
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};
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#define NS_HTML5TOKENIZER_DATA_AND_RCDATA_MASK ~1
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#define NS_HTML5TOKENIZER_DATA 0
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#define NS_HTML5TOKENIZER_RCDATA 1
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#define NS_HTML5TOKENIZER_SCRIPT_DATA 2
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#define NS_HTML5TOKENIZER_RAWTEXT 3
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#define NS_HTML5TOKENIZER_SCRIPT_DATA_ESCAPED 4
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#define NS_HTML5TOKENIZER_ATTRIBUTE_VALUE_DOUBLE_QUOTED 5
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#define NS_HTML5TOKENIZER_ATTRIBUTE_VALUE_SINGLE_QUOTED 6
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#define NS_HTML5TOKENIZER_ATTRIBUTE_VALUE_UNQUOTED 7
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#define NS_HTML5TOKENIZER_PLAINTEXT 8
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#define NS_HTML5TOKENIZER_TAG_OPEN 9
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#define NS_HTML5TOKENIZER_CLOSE_TAG_OPEN 10
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#define NS_HTML5TOKENIZER_TAG_NAME 11
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#define NS_HTML5TOKENIZER_BEFORE_ATTRIBUTE_NAME 12
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#define NS_HTML5TOKENIZER_ATTRIBUTE_NAME 13
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#define NS_HTML5TOKENIZER_AFTER_ATTRIBUTE_NAME 14
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#define NS_HTML5TOKENIZER_BEFORE_ATTRIBUTE_VALUE 15
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#define NS_HTML5TOKENIZER_AFTER_ATTRIBUTE_VALUE_QUOTED 16
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#define NS_HTML5TOKENIZER_BOGUS_COMMENT 17
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#define NS_HTML5TOKENIZER_MARKUP_DECLARATION_OPEN 18
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#define NS_HTML5TOKENIZER_DOCTYPE 19
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#define NS_HTML5TOKENIZER_BEFORE_DOCTYPE_NAME 20
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#define NS_HTML5TOKENIZER_DOCTYPE_NAME 21
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#define NS_HTML5TOKENIZER_AFTER_DOCTYPE_NAME 22
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#define NS_HTML5TOKENIZER_BEFORE_DOCTYPE_PUBLIC_IDENTIFIER 23
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#define NS_HTML5TOKENIZER_DOCTYPE_PUBLIC_IDENTIFIER_DOUBLE_QUOTED 24
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#define NS_HTML5TOKENIZER_DOCTYPE_PUBLIC_IDENTIFIER_SINGLE_QUOTED 25
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#define NS_HTML5TOKENIZER_AFTER_DOCTYPE_PUBLIC_IDENTIFIER 26
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#define NS_HTML5TOKENIZER_BEFORE_DOCTYPE_SYSTEM_IDENTIFIER 27
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#define NS_HTML5TOKENIZER_DOCTYPE_SYSTEM_IDENTIFIER_DOUBLE_QUOTED 28
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#define NS_HTML5TOKENIZER_DOCTYPE_SYSTEM_IDENTIFIER_SINGLE_QUOTED 29
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#define NS_HTML5TOKENIZER_AFTER_DOCTYPE_SYSTEM_IDENTIFIER 30
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#define NS_HTML5TOKENIZER_BOGUS_DOCTYPE 31
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#define NS_HTML5TOKENIZER_COMMENT_START 32
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#define NS_HTML5TOKENIZER_COMMENT_START_DASH 33
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#define NS_HTML5TOKENIZER_COMMENT 34
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#define NS_HTML5TOKENIZER_COMMENT_END_DASH 35
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#define NS_HTML5TOKENIZER_COMMENT_END 36
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#define NS_HTML5TOKENIZER_COMMENT_END_BANG 37
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#define NS_HTML5TOKENIZER_NON_DATA_END_TAG_NAME 38
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#define NS_HTML5TOKENIZER_MARKUP_DECLARATION_HYPHEN 39
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#define NS_HTML5TOKENIZER_MARKUP_DECLARATION_OCTYPE 40
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#define NS_HTML5TOKENIZER_DOCTYPE_UBLIC 41
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#define NS_HTML5TOKENIZER_DOCTYPE_YSTEM 42
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#define NS_HTML5TOKENIZER_AFTER_DOCTYPE_PUBLIC_KEYWORD 43
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#define NS_HTML5TOKENIZER_BETWEEN_DOCTYPE_PUBLIC_AND_SYSTEM_IDENTIFIERS 44
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#define NS_HTML5TOKENIZER_AFTER_DOCTYPE_SYSTEM_KEYWORD 45
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#define NS_HTML5TOKENIZER_CONSUME_CHARACTER_REFERENCE 46
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#define NS_HTML5TOKENIZER_CONSUME_NCR 47
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#define NS_HTML5TOKENIZER_CHARACTER_REFERENCE_TAIL 48
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#define NS_HTML5TOKENIZER_HEX_NCR_LOOP 49
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#define NS_HTML5TOKENIZER_DECIMAL_NRC_LOOP 50
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#define NS_HTML5TOKENIZER_HANDLE_NCR_VALUE 51
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#define NS_HTML5TOKENIZER_HANDLE_NCR_VALUE_RECONSUME 52
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#define NS_HTML5TOKENIZER_CHARACTER_REFERENCE_HILO_LOOKUP 53
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#define NS_HTML5TOKENIZER_SELF_CLOSING_START_TAG 54
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#define NS_HTML5TOKENIZER_CDATA_START 55
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#define NS_HTML5TOKENIZER_CDATA_SECTION 56
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#define NS_HTML5TOKENIZER_CDATA_RSQB 57
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#define NS_HTML5TOKENIZER_CDATA_RSQB_RSQB 58
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#define NS_HTML5TOKENIZER_SCRIPT_DATA_LESS_THAN_SIGN 59
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#define NS_HTML5TOKENIZER_SCRIPT_DATA_ESCAPE_START 60
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#define NS_HTML5TOKENIZER_SCRIPT_DATA_ESCAPE_START_DASH 61
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#define NS_HTML5TOKENIZER_SCRIPT_DATA_ESCAPED_DASH 62
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#define NS_HTML5TOKENIZER_SCRIPT_DATA_ESCAPED_DASH_DASH 63
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#define NS_HTML5TOKENIZER_BOGUS_COMMENT_HYPHEN 64
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#define NS_HTML5TOKENIZER_RAWTEXT_RCDATA_LESS_THAN_SIGN 65
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#define NS_HTML5TOKENIZER_SCRIPT_DATA_ESCAPED_LESS_THAN_SIGN 66
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#define NS_HTML5TOKENIZER_SCRIPT_DATA_DOUBLE_ESCAPE_START 67
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#define NS_HTML5TOKENIZER_SCRIPT_DATA_DOUBLE_ESCAPED 68
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#define NS_HTML5TOKENIZER_SCRIPT_DATA_DOUBLE_ESCAPED_LESS_THAN_SIGN 69
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#define NS_HTML5TOKENIZER_SCRIPT_DATA_DOUBLE_ESCAPED_DASH 70
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#define NS_HTML5TOKENIZER_SCRIPT_DATA_DOUBLE_ESCAPED_DASH_DASH 71
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#define NS_HTML5TOKENIZER_SCRIPT_DATA_DOUBLE_ESCAPE_END 72
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#define NS_HTML5TOKENIZER_PROCESSING_INSTRUCTION 73
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#define NS_HTML5TOKENIZER_PROCESSING_INSTRUCTION_QUESTION_MARK 74
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#define NS_HTML5TOKENIZER_LEAD_OFFSET (0xD800 - (0x10000 >> 10))
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#endif
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