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/*
* Copyright (c) 2005-2007 Henri Sivonen
* Copyright (c) 2007-2017 Mozilla Foundation
* Portions of comments Copyright 2004-2010 Apple Computer, Inc., Mozilla
* Foundation, and Opera Software ASA.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
/*
* THIS IS A GENERATED FILE. PLEASE DO NOT EDIT.
* Please edit Tokenizer.java instead and regenerate.
*/
#ifndef nsHtml5Tokenizer_h
#define nsHtml5Tokenizer_h
#include "jArray.h"
#include "nsAHtml5TreeBuilderState.h"
#include "nsAtom.h"
#include "nsGkAtoms.h"
#include "nsHtml5ArrayCopy.h"
#include "nsHtml5AtomTable.h"
#include "nsHtml5DocumentMode.h"
#include "nsHtml5Highlighter.h"
#include "nsHtml5Macros.h"
#include "nsHtml5NamedCharacters.h"
#include "nsHtml5NamedCharactersAccel.h"
#include "nsHtml5String.h"
#include "nsHtml5TokenizerLoopPolicies.h"
#include "nsIContent.h"
#include "nsTraceRefcnt.h"
class nsHtml5StreamParser;
class nsHtml5AttributeName;
class nsHtml5ElementName;
class nsHtml5TreeBuilder;
class nsHtml5UTF16Buffer;
class nsHtml5StateSnapshot;
class nsHtml5Portability;
class nsHtml5Tokenizer {
private:
static const int32_t DATA_AND_RCDATA_MASK = ~1;
public:
static const int32_t DATA = 0;
static const int32_t RCDATA = 1;
static const int32_t SCRIPT_DATA = 2;
static const int32_t RAWTEXT = 3;
static const int32_t SCRIPT_DATA_ESCAPED = 4;
static const int32_t ATTRIBUTE_VALUE_DOUBLE_QUOTED = 5;
static const int32_t ATTRIBUTE_VALUE_SINGLE_QUOTED = 6;
static const int32_t ATTRIBUTE_VALUE_UNQUOTED = 7;
static const int32_t PLAINTEXT = 8;
static const int32_t TAG_OPEN = 9;
static const int32_t CLOSE_TAG_OPEN = 10;
static const int32_t TAG_NAME = 11;
static const int32_t BEFORE_ATTRIBUTE_NAME = 12;
static const int32_t ATTRIBUTE_NAME = 13;
static const int32_t AFTER_ATTRIBUTE_NAME = 14;
static const int32_t BEFORE_ATTRIBUTE_VALUE = 15;
static const int32_t AFTER_ATTRIBUTE_VALUE_QUOTED = 16;
static const int32_t BOGUS_COMMENT = 17;
static const int32_t MARKUP_DECLARATION_OPEN = 18;
static const int32_t DOCTYPE = 19;
static const int32_t BEFORE_DOCTYPE_NAME = 20;
static const int32_t DOCTYPE_NAME = 21;
static const int32_t AFTER_DOCTYPE_NAME = 22;
static const int32_t BEFORE_DOCTYPE_PUBLIC_IDENTIFIER = 23;
static const int32_t DOCTYPE_PUBLIC_IDENTIFIER_DOUBLE_QUOTED = 24;
static const int32_t DOCTYPE_PUBLIC_IDENTIFIER_SINGLE_QUOTED = 25;
static const int32_t AFTER_DOCTYPE_PUBLIC_IDENTIFIER = 26;
static const int32_t BEFORE_DOCTYPE_SYSTEM_IDENTIFIER = 27;
static const int32_t DOCTYPE_SYSTEM_IDENTIFIER_DOUBLE_QUOTED = 28;
static const int32_t DOCTYPE_SYSTEM_IDENTIFIER_SINGLE_QUOTED = 29;
static const int32_t AFTER_DOCTYPE_SYSTEM_IDENTIFIER = 30;
static const int32_t BOGUS_DOCTYPE = 31;
static const int32_t COMMENT_START = 32;
static const int32_t COMMENT_START_DASH = 33;
static const int32_t COMMENT = 34;
static const int32_t COMMENT_END_DASH = 35;
static const int32_t COMMENT_END = 36;
static const int32_t COMMENT_END_BANG = 37;
static const int32_t NON_DATA_END_TAG_NAME = 38;
static const int32_t MARKUP_DECLARATION_HYPHEN = 39;
static const int32_t MARKUP_DECLARATION_OCTYPE = 40;
static const int32_t DOCTYPE_UBLIC = 41;
static const int32_t DOCTYPE_YSTEM = 42;
static const int32_t AFTER_DOCTYPE_PUBLIC_KEYWORD = 43;
static const int32_t BETWEEN_DOCTYPE_PUBLIC_AND_SYSTEM_IDENTIFIERS = 44;
static const int32_t AFTER_DOCTYPE_SYSTEM_KEYWORD = 45;
static const int32_t CONSUME_CHARACTER_REFERENCE = 46;
static const int32_t CONSUME_NCR = 47;
static const int32_t CHARACTER_REFERENCE_TAIL = 48;
static const int32_t HEX_NCR_LOOP = 49;
static const int32_t DECIMAL_NRC_LOOP = 50;
static const int32_t HANDLE_NCR_VALUE = 51;
static const int32_t HANDLE_NCR_VALUE_RECONSUME = 52;
static const int32_t CHARACTER_REFERENCE_HILO_LOOKUP = 53;
static const int32_t SELF_CLOSING_START_TAG = 54;
static const int32_t CDATA_START = 55;
static const int32_t CDATA_SECTION = 56;
static const int32_t CDATA_RSQB = 57;
static const int32_t CDATA_RSQB_RSQB = 58;
static const int32_t SCRIPT_DATA_LESS_THAN_SIGN = 59;
static const int32_t SCRIPT_DATA_ESCAPE_START = 60;
static const int32_t SCRIPT_DATA_ESCAPE_START_DASH = 61;
static const int32_t SCRIPT_DATA_ESCAPED_DASH = 62;
static const int32_t SCRIPT_DATA_ESCAPED_DASH_DASH = 63;
static const int32_t BOGUS_COMMENT_HYPHEN = 64;
static const int32_t RAWTEXT_RCDATA_LESS_THAN_SIGN = 65;
static const int32_t SCRIPT_DATA_ESCAPED_LESS_THAN_SIGN = 66;
static const int32_t SCRIPT_DATA_DOUBLE_ESCAPE_START = 67;
static const int32_t SCRIPT_DATA_DOUBLE_ESCAPED = 68;
static const int32_t SCRIPT_DATA_DOUBLE_ESCAPED_LESS_THAN_SIGN = 69;
static const int32_t SCRIPT_DATA_DOUBLE_ESCAPED_DASH = 70;
static const int32_t SCRIPT_DATA_DOUBLE_ESCAPED_DASH_DASH = 71;
static const int32_t SCRIPT_DATA_DOUBLE_ESCAPE_END = 72;
static const int32_t PROCESSING_INSTRUCTION = 73;
static const int32_t PROCESSING_INSTRUCTION_QUESTION_MARK = 74;
static const int32_t COMMENT_LESSTHAN = 76;
static const int32_t COMMENT_LESSTHAN_BANG = 77;
static const int32_t COMMENT_LESSTHAN_BANG_DASH = 78;
static const int32_t COMMENT_LESSTHAN_BANG_DASH_DASH = 79;
private:
static const int32_t LEAD_OFFSET = (0xD800 - (0x10000 >> 10));
static char16_t LT_GT[];
static char16_t LT_SOLIDUS[];
static char16_t RSQB_RSQB[];
static char16_t REPLACEMENT_CHARACTER[];
static char16_t LF[];
static char16_t CDATA_LSQB[];
static char16_t OCTYPE[];
static char16_t UBLIC[];
static char16_t YSTEM[];
static staticJArray<char16_t, int32_t> TITLE_ARR;
static staticJArray<char16_t, int32_t> SCRIPT_ARR;
static staticJArray<char16_t, int32_t> STYLE_ARR;
static staticJArray<char16_t, int32_t> PLAINTEXT_ARR;
static staticJArray<char16_t, int32_t> XMP_ARR;
static staticJArray<char16_t, int32_t> TEXTAREA_ARR;
static staticJArray<char16_t, int32_t> IFRAME_ARR;
static staticJArray<char16_t, int32_t> NOEMBED_ARR;
static staticJArray<char16_t, int32_t> NOSCRIPT_ARR;
static staticJArray<char16_t, int32_t> NOFRAMES_ARR;
protected:
nsHtml5TreeBuilder* tokenHandler;
nsHtml5StreamParser* encodingDeclarationHandler;
bool lastCR;
int32_t stateSave;
private:
int32_t returnStateSave;
protected:
int32_t index;
private:
bool forceQuirks;
char16_t additional;
int32_t entCol;
int32_t firstCharKey;
int32_t lo;
int32_t hi;
int32_t candidate;
int32_t charRefBufMark;
protected:
int32_t value;
private:
bool seenDigits;
bool suspendAfterCurrentNonTextToken;
protected:
int32_t cstart;
private:
nsHtml5String publicId;
nsHtml5String systemId;
autoJArray<char16_t, int32_t> strBuf;
int32_t strBufLen;
autoJArray<char16_t, int32_t> charRefBuf;
int32_t charRefBufLen;
autoJArray<char16_t, int32_t> bmpChar;
autoJArray<char16_t, int32_t> astralChar;
protected:
nsHtml5ElementName* endTagExpectation;
private:
jArray<char16_t, int32_t> endTagExpectationAsArray;
protected:
bool endTag;
private:
bool containsHyphen;
nsHtml5ElementName* tagName;
nsHtml5ElementName* nonInternedTagName;
protected:
nsHtml5AttributeName* attributeName;
private:
nsHtml5AttributeName* nonInternedAttributeName;
RefPtr<nsAtom> doctypeName;
nsHtml5String publicIdentifier;
nsHtml5String systemIdentifier;
nsHtml5HtmlAttributes* attributes;
bool newAttributesEachTime;
bool shouldSuspend;
protected:
bool confident;
private:
int32_t line;
int32_t attributeLine;
nsHtml5AtomTable* interner;
bool viewingXmlSource;
public:
nsHtml5Tokenizer(nsHtml5TreeBuilder* tokenHandler, bool viewingXmlSource);
void setInterner(nsHtml5AtomTable* interner);
void initLocation(nsHtml5String newPublicId, nsHtml5String newSystemId);
bool isViewingXmlSource();
void setState(int32_t specialTokenizerState);
void setStateAndEndTagExpectation(int32_t specialTokenizerState,
nsHtml5ElementName* endTagExpectation);
private:
void endTagExpectationToArray();
public:
void setLineNumber(int32_t line);
inline int32_t getLineNumber() { return line; }
nsHtml5HtmlAttributes* emptyAttributes();
private:
inline void appendCharRefBuf(char16_t c) {
MOZ_RELEASE_ASSERT(charRefBufLen < charRefBuf.length,
"Attempted to overrun charRefBuf!");
charRefBuf[charRefBufLen++] = c;
}
void emitOrAppendCharRefBuf(int32_t returnState);
inline void clearStrBufAfterUse() { strBufLen = 0; }
inline void clearStrBufBeforeUse() {
MOZ_ASSERT(!strBufLen, "strBufLen not reset after previous use!");
strBufLen = 0;
}
inline void clearStrBufAfterOneHyphen() {
MOZ_ASSERT(strBufLen == 1, "strBufLen length not one!");
MOZ_ASSERT(strBuf[0] == '-', "strBuf does not start with a hyphen!");
strBufLen = 0;
}
inline void appendStrBuf(char16_t c) {
MOZ_ASSERT(strBufLen < strBuf.length,
"Previous buffer length insufficient.");
if (MOZ_UNLIKELY(strBufLen == strBuf.length)) {
if (MOZ_UNLIKELY(!EnsureBufferSpace(1))) {
MOZ_CRASH("Unable to recover from buffer reallocation failure");
}
}
strBuf[strBufLen++] = c;
}
protected:
nsHtml5String strBufToString();
private:
void strBufToDoctypeName();
void emitStrBuf();
inline void appendSecondHyphenToBogusComment() { appendStrBuf('-'); }
inline void adjustDoubleHyphenAndAppendToStrBufAndErr(
char16_t c, bool reportedConsecutiveHyphens) {
appendStrBuf(c);
}
void appendStrBuf(char16_t* buffer, int32_t offset, int32_t length);
inline void appendCharRefBufToStrBuf() {
appendStrBuf(charRefBuf, 0, charRefBufLen);
charRefBufLen = 0;
}
void emitComment(int32_t provisionalHyphens, int32_t pos);
protected:
void flushChars(char16_t* buf, int32_t pos);
private:
void strBufToElementNameString();
int32_t emitCurrentTagToken(bool selfClosing, int32_t pos);
void attributeNameComplete();
void addAttributeWithoutValue();
void addAttributeWithValue();
public:
void start();
bool tokenizeBuffer(nsHtml5UTF16Buffer* buffer);
private:
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);
void initDoctypeFields();
inline void adjustDoubleHyphenAndAppendToStrBufCarriageReturn() {
silentCarriageReturn();
adjustDoubleHyphenAndAppendToStrBufAndErr('\n', false);
}
inline void adjustDoubleHyphenAndAppendToStrBufLineFeed() {
silentLineFeed();
adjustDoubleHyphenAndAppendToStrBufAndErr('\n', false);
}
inline void appendStrBufLineFeed() {
silentLineFeed();
appendStrBuf('\n');
}
inline void appendStrBufCarriageReturn() {
silentCarriageReturn();
appendStrBuf('\n');
}
protected:
inline void silentCarriageReturn() {
++line;
lastCR = true;
}
inline void silentLineFeed() { ++line; }
private:
void emitCarriageReturn(char16_t* buf, int32_t pos);
void emitReplacementCharacter(char16_t* buf, int32_t pos);
void maybeEmitReplacementCharacter(char16_t* buf, int32_t pos);
void emitPlaintextReplacementCharacter(char16_t* buf, int32_t pos);
void setAdditionalAndRememberAmpersandLocation(char16_t add);
void bogusDoctype();
void bogusDoctypeWithoutQuirks();
void handleNcrValue(int32_t returnState);
public:
void eof();
private:
void emitDoctypeToken(int32_t pos);
void suspendIfRequestedAfterCurrentNonTextToken();
void suspendAfterCurrentTokenIfNotInText();
bool suspensionAfterCurrentNonTextTokenPending();
protected:
inline char16_t checkChar(char16_t* buf, int32_t pos) { return buf[pos]; }
public:
bool internalEncodingDeclaration(nsHtml5String internalCharset);
private:
void emitOrAppendTwo(const char16_t* val, int32_t returnState);
void emitOrAppendOne(const char16_t* val, int32_t returnState);
public:
void end();
void requestSuspension();
bool isInDataState();
void resetToDataState();
void loadState(nsHtml5Tokenizer* other);
void initializeWithoutStarting();
void setEncodingDeclarationHandler(
nsHtml5StreamParser* encodingDeclarationHandler);
~nsHtml5Tokenizer();
static void initializeStatics();
static void releaseStatics();
#include "nsHtml5TokenizerHSupplement.h"
};
#endif