forked from mirrors/gecko-dev
473 lines
13 KiB
C++
473 lines
13 KiB
C++
/*
|
|
* 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');
|
|
}
|
|
|
|
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();
|
|
|
|
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
|