ObjFW  Check-in [3e5e97315c]

Overview
Comment:OFXMLParser: Make state enum private
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Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA3-256: 3e5e97315c3fce08749491f39b903ea1d0ff5d6a10da90502af6b8db6ba2c1f7
User & Date: js on 2021-04-30 21:09:01
Other Links: manifest | tags
Context
2021-04-30
21:11
OFPlugin: Document how to create a plugin check-in: eaea08f31d user: js tags: trunk
21:09
OFXMLParser: Make state enum private check-in: 3e5e97315c user: js tags: trunk
2021-04-29
23:46
ofhttp: Make GCC 5.3 happy again check-in: a50ae2cc3f user: js tags: trunk
Changes

Modified src/OFXMLParser.h from [1fb96ae9fc] to [fd86d1b01d].

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 * OFXMLParser is an event-based XML parser which calls the delegate's callbacks
 * as soon as it finds something, thus suitable for streams as well.
 */
OF_SUBCLASSING_RESTRICTED
@interface OFXMLParser: OFObject
{
	id <OFXMLParserDelegate> _Nullable _delegate;
	enum {
		OFXMLParserStateInByteOrderMark,
		OFXMLParserStateOutsideTag,
		OFXMLParserStateTagOpened,
		OFXMLParserStateInProcessingInstruction,
		OFXMLParserStateInTagName,
		OFXMLParserStateInCloseTagName,
		OFXMLParserStateInTag,
		OFXMLParserStateInAttributeName,
		OFXMLParserStateExpectAttributeEqualSign,
		OFXMLParserStateExpectAttributeDelimiter,
		OFXMLParserStateInAttributeValue,
		OFXMLParserStateExpectTagClose,
		OFXMLParserStateExpectSpaceOrTagClose,
		OFXMLParserStateInExclamationMark,
		OFXMLParserStateInCDATAOpening,
		OFXMLParserStateInCDATA,
		OFXMLParserStateInCommentOpening,
		OFXMLParserStateInComment1,
		OFXMLParserStateInComment2,
		OFXMLParserStateInDOCTYPE
	} _state;
	size_t _i, _last;
	const char *_Nullable _data;
	OFMutableData *_buffer;
	OFString *_Nullable _name, *_Nullable _prefix;
	OFMutableArray
	    OF_GENERIC(OFMutableDictionary OF_GENERIC(OFString *, OFString *) *)
	    *_namespaces;







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 * OFXMLParser is an event-based XML parser which calls the delegate's callbacks
 * as soon as it finds something, thus suitable for streams as well.
 */
OF_SUBCLASSING_RESTRICTED
@interface OFXMLParser: OFObject
{
	id <OFXMLParserDelegate> _Nullable _delegate;





















	uint_least8_t _state;
	size_t _i, _last;
	const char *_Nullable _data;
	OFMutableData *_buffer;
	OFString *_Nullable _name, *_Nullable _prefix;
	OFMutableArray
	    OF_GENERIC(OFMutableDictionary OF_GENERIC(OFString *, OFString *) *)
	    *_namespaces;

Modified src/OFXMLParser.m from [a4ea06f928] to [885a5c6d01].

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#import "OFInitializationFailedException.h"
#import "OFInvalidArgumentException.h"
#import "OFInvalidEncodingException.h"
#import "OFInvalidFormatException.h"
#import "OFMalformedXMLException.h"
#import "OFOutOfRangeException.h"
#import "OFUnboundPrefixException.h"
























@interface OFXMLParser () <OFStringXMLUnescapingDelegate>
@end

static void inByteOrderMarkState(OFXMLParser *);
static void outsideTagState(OFXMLParser *);
static void tagOpenedState(OFXMLParser *);
................................................................................
static void inCDATAState(OFXMLParser *);
static void inCommentOpeningState(OFXMLParser *);
static void inCommentState1(OFXMLParser *);
static void inCommentState2(OFXMLParser *);
static void inDOCTYPEState(OFXMLParser *);
typedef void (*StateFunction)(OFXMLParser *);
static StateFunction lookupTable[] = {
	[OFXMLParserStateInByteOrderMark] = inByteOrderMarkState,
	[OFXMLParserStateOutsideTag] = outsideTagState,
	[OFXMLParserStateTagOpened] = tagOpenedState,
	[OFXMLParserStateInProcessingInstruction] =
	    inProcessingInstructionState,
	[OFXMLParserStateInTagName] = inTagNameState,
	[OFXMLParserStateInCloseTagName] = inCloseTagNameState,
	[OFXMLParserStateInTag] = inTagState,
	[OFXMLParserStateInAttributeName] = inAttributeNameState,
	[OFXMLParserStateExpectAttributeEqualSign] =
	    expectAttributeEqualSignState,
	[OFXMLParserStateExpectAttributeDelimiter] =
	    expectAttributeDelimiterState,
	[OFXMLParserStateInAttributeValue] = inAttributeValueState,
	[OFXMLParserStateExpectTagClose] = expectTagCloseState,
	[OFXMLParserStateExpectSpaceOrTagClose] = expectSpaceOrTagCloseState,
	[OFXMLParserStateInExclamationMark] = inExclamationMarkState,
	[OFXMLParserStateInCDATAOpening] = inCDATAOpeningState,
	[OFXMLParserStateInCDATA] = inCDATAState,
	[OFXMLParserStateInCommentOpening] = inCommentOpeningState,
	[OFXMLParserStateInComment1] = inCommentState1,
	[OFXMLParserStateInComment2] = inCommentState2,
	[OFXMLParserStateInDOCTYPE] = inDOCTYPEState
};

static OF_INLINE void
appendToBuffer(OFMutableData *buffer, const char *string,
    OFStringEncoding encoding, size_t length)
{
	if OF_LIKELY(encoding == OFStringEncodingUTF8)
................................................................................
		if (_data[_i] == '\r' || (_data[_i] == '\n' &&
		    !_lastCarriageReturn))
			_lineNumber++;

		_lastCarriageReturn = (_data[_i] == '\r');
	}

	/* In OFXMLParserStateInTag, there can be only spaces */
	if (length - _last > 0 && _state != OFXMLParserStateInTag)
		appendToBuffer(_buffer, _data + _last, _encoding,
		    length - _last);
}

- (void)parseString: (OFString *)string
{
	[self parseBuffer: string.UTF8String length: string.UTF8StringLength];
................................................................................
}

static void
inByteOrderMarkState(OFXMLParser *self)
{
	if (self->_data[self->_i] != "\xEF\xBB\xBF"[self->_level]) {
		if (self->_level == 0) {
			self->_state = OFXMLParserStateOutsideTag;
			self->_i--;
			return;
		}

		@throw [OFMalformedXMLException exceptionWithParser: self];
	}

	if (self->_level++ == 2)
		self->_state = OFXMLParserStateOutsideTag;

	self->_last = self->_i + 1;
}

/* Not in a tag */
static void
outsideTagState(OFXMLParser *self)
................................................................................

		objc_autoreleasePoolPop(pool);
	}

	[self->_buffer removeAllItems];

	self->_last = self->_i + 1;
	self->_state = OFXMLParserStateTagOpened;
}

/* Tag was just opened */
static void
tagOpenedState(OFXMLParser *self)
{
	if (self->_finishedParsing && self->_data[self->_i] != '!' &&
	    self->_data[self->_i] != '?')
		@throw [OFMalformedXMLException exceptionWithParser: self];

	switch (self->_data[self->_i]) {
	case '?':
		self->_last = self->_i + 1;
		self->_state = OFXMLParserStateInProcessingInstruction;
		self->_level = 0;
		break;
	case '/':
		self->_last = self->_i + 1;
		self->_state = OFXMLParserStateInCloseTagName;
		self->_acceptProlog = false;
		break;
	case '!':
		self->_last = self->_i + 1;
		self->_state = OFXMLParserStateInExclamationMark;
		self->_acceptProlog = false;
		break;
	default:
		if (self->_depthLimit > 0 &&
		    self->_previous.count >= self->_depthLimit)
			@throw [OFOutOfRangeException exception];

		self->_state = OFXMLParserStateInTagName;
		self->_acceptProlog = false;
		self->_i--;
		break;
	}
}

/* <?xml […]?> */
................................................................................
							    data: data];

		objc_autoreleasePoolPop(pool);

		[self->_buffer removeAllItems];

		self->_last = self->_i + 1;
		self->_state = OFXMLParserStateOutsideTag;
	} else
		self->_level = 0;
}

/* Inside a tag, no name yet */
static void
inTagNameState(OFXMLParser *self)
................................................................................
			[self->_previous addObject: bufferString];

		[self->_name release];
		[self->_prefix release];
		self->_name = self->_prefix = nil;

		self->_state = (self->_data[self->_i] == '/'
		    ? OFXMLParserStateExpectTagClose
		    : OFXMLParserStateOutsideTag);
	} else
		self->_state = OFXMLParserStateInTag;

	if (self->_data[self->_i] != '/')
		[self->_namespaces addObject: [OFMutableDictionary dictionary]];

	objc_autoreleasePoolPop(pool);

	[self->_buffer removeAllItems];
................................................................................
	[self->_namespaces removeLastObject];
	[self->_name release];
	[self->_prefix release];
	self->_name = self->_prefix = nil;

	self->_last = self->_i + 1;
	self->_state = (self->_data[self->_i] == '>'
	    ? OFXMLParserStateOutsideTag
	    : OFXMLParserStateExpectSpaceOrTagClose);

	if (self->_previous.count == 0)
		self->_finishedParsing = true;
}

/* Inside a tag, name found */
static void
................................................................................

	if (self->_data[self->_i] != '>' && self->_data[self->_i] != '/') {
		if (self->_data[self->_i] != ' ' &&
		    self->_data[self->_i] != '\t' &&
		    self->_data[self->_i] != '\n' &&
		    self->_data[self->_i] != '\r') {
			self->_last = self->_i;
			self->_state = OFXMLParserStateInAttributeName;
			self->_i--;
		}

		return;
	}

	attributesObjects = self->_attributes.objects;
................................................................................
	[self->_name release];
	[self->_prefix release];
	[self->_attributes removeAllObjects];
	self->_name = self->_prefix = nil;

	self->_last = self->_i + 1;
	self->_state = (self->_data[self->_i] == '/'
	    ? OFXMLParserStateExpectTagClose : OFXMLParserStateOutsideTag);
}

/* Looking for attribute name */
static void
inAttributeNameState(OFXMLParser *self)
{
	void *pool;
................................................................................

	objc_autoreleasePoolPop(pool);

	[self->_buffer removeAllItems];

	self->_last = self->_i + 1;
	self->_state = (self->_data[self->_i] == '='
	    ? OFXMLParserStateExpectAttributeDelimiter
	    : OFXMLParserStateExpectAttributeEqualSign);
}

/* Expecting equal sign of an attribute */
static void
expectAttributeEqualSignState(OFXMLParser *self)
{
	if (self->_data[self->_i] == '=') {
		self->_last = self->_i + 1;
		self->_state = OFXMLParserStateExpectAttributeDelimiter;
		return;
	}

	if (self->_data[self->_i] != ' '  && self->_data[self->_i] != '\t' &&
	    self->_data[self->_i] != '\n' && self->_data[self->_i] != '\r')
		@throw [OFMalformedXMLException exceptionWithParser: self];
}
................................................................................
	    self->_data[self->_i] == '\n' || self->_data[self->_i] == '\r')
		return;

	if (self->_data[self->_i] != '\'' && self->_data[self->_i] != '"')
		@throw [OFMalformedXMLException exceptionWithParser: self];

	self->_delimiter = self->_data[self->_i];
	self->_state = OFXMLParserStateInAttributeValue;
}

/* Looking for attribute value */
static void
inAttributeValueState(OFXMLParser *self)
{
	void *pool;
................................................................................

	[self->_buffer removeAllItems];
	[self->_attributeName release];
	[self->_attributePrefix release];
	self->_attributeName = self->_attributePrefix = nil;

	self->_last = self->_i + 1;
	self->_state = OFXMLParserStateInTag;
}

/* Expecting closing '>' */
static void
expectTagCloseState(OFXMLParser *self)
{
	if (self->_data[self->_i] == '>') {
		self->_last = self->_i + 1;
		self->_state = OFXMLParserStateOutsideTag;
	} else
		@throw [OFMalformedXMLException exceptionWithParser: self];
}

/* Expecting closing '>' or space */
static void
expectSpaceOrTagCloseState(OFXMLParser *self)
{
	if (self->_data[self->_i] == '>') {
		self->_last = self->_i + 1;
		self->_state = OFXMLParserStateOutsideTag;
	} else if (self->_data[self->_i] != ' ' &&
	    self->_data[self->_i] != '\t' && self->_data[self->_i] != '\n' &&
	    self->_data[self->_i] != '\r')
		@throw [OFMalformedXMLException exceptionWithParser: self];
}

/* In <! */
................................................................................
static void
inExclamationMarkState(OFXMLParser *self)
{
	if (self->_finishedParsing && self->_data[self->_i] != '-')
		@throw [OFMalformedXMLException exceptionWithParser: self];

	if (self->_data[self->_i] == '-')
		self->_state = OFXMLParserStateInCommentOpening;
	else if (self->_data[self->_i] == '[') {
		self->_state = OFXMLParserStateInCDATAOpening;
		self->_level = 0;
	} else if (self->_data[self->_i] == 'D') {
		self->_state = OFXMLParserStateInDOCTYPE;
		self->_level = 0;
	} else
		@throw [OFMalformedXMLException exceptionWithParser: self];

	self->_last = self->_i + 1;
}

................................................................................
static void
inCDATAOpeningState(OFXMLParser *self)
{
	if (self->_data[self->_i] != "CDATA["[self->_level])
		@throw [OFMalformedXMLException exceptionWithParser: self];

	if (++self->_level == 6) {
		self->_state = OFXMLParserStateInCDATA;
		self->_level = 0;
	}

	self->_last = self->_i + 1;
}

static void
................................................................................
			[self->_delegate parser: self foundCDATA: CDATA];

		objc_autoreleasePoolPop(pool);

		[self->_buffer removeAllItems];

		self->_last = self->_i + 1;
		self->_state = OFXMLParserStateOutsideTag;
	} else
		self->_level = 0;
}

/* Comment */
static void
inCommentOpeningState(OFXMLParser *self)
{
	if (self->_data[self->_i] != '-')
		@throw [OFMalformedXMLException exceptionWithParser: self];

	self->_last = self->_i + 1;
	self->_state = OFXMLParserStateInComment1;
	self->_level = 0;
}

static void
inCommentState1(OFXMLParser *self)
{
	if (self->_data[self->_i] == '-')
		self->_level++;
	else
		self->_level = 0;

	if (self->_level == 2)
		self->_state = OFXMLParserStateInComment2;
}

static void
inCommentState2(OFXMLParser *self)
{
	void *pool;
	OFString *comment;
................................................................................
		[self->_delegate parser: self foundComment: comment];

	objc_autoreleasePoolPop(pool);

	[self->_buffer removeAllItems];

	self->_last = self->_i + 1;
	self->_state = OFXMLParserStateOutsideTag;
}

/* In <!DOCTYPE ...> */
static void
inDOCTYPEState(OFXMLParser *self)
{
	if ((self->_level < 6 &&
................................................................................
	    self->_data[self->_i] != '\t' && self->_data[self->_i] != '\n' &&
	    self->_data[self->_i] != '\r'))
		@throw [OFMalformedXMLException exceptionWithParser: self];

	self->_level++;

	if (self->_level > 6 && self->_data[self->_i] == '>')
		self->_state = OFXMLParserStateOutsideTag;

	self->_last = self->_i + 1;
}

- (size_t)lineNumber
{
	return _lineNumber;







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#import "OFInitializationFailedException.h"
#import "OFInvalidArgumentException.h"
#import "OFInvalidEncodingException.h"
#import "OFInvalidFormatException.h"
#import "OFMalformedXMLException.h"
#import "OFOutOfRangeException.h"
#import "OFUnboundPrefixException.h"

enum {
	stateInByteOrderMark,
	stateOutsideTag,
	stateTagOpened,
	stateInProcessingInstruction,
	stateInTagName,
	stateInCloseTagName,
	stateInTag,
	stateInAttributeName,
	stateExpectAttributeEqualSign,
	stateExpectAttributeDelimiter,
	stateInAttributeValue,
	stateExpectTagClose,
	stateExpectSpaceOrTagClose,
	stateInExclamationMark,
	stateInCDATAOpening,
	stateInCDATA,
	stateInCommentOpening,
	stateInComment1,
	stateInComment2,
	stateInDOCTYPE
};

@interface OFXMLParser () <OFStringXMLUnescapingDelegate>
@end

static void inByteOrderMarkState(OFXMLParser *);
static void outsideTagState(OFXMLParser *);
static void tagOpenedState(OFXMLParser *);
................................................................................
static void inCDATAState(OFXMLParser *);
static void inCommentOpeningState(OFXMLParser *);
static void inCommentState1(OFXMLParser *);
static void inCommentState2(OFXMLParser *);
static void inDOCTYPEState(OFXMLParser *);
typedef void (*StateFunction)(OFXMLParser *);
static StateFunction lookupTable[] = {
	[stateInByteOrderMark] = inByteOrderMarkState,
	[stateOutsideTag] = outsideTagState,
	[stateTagOpened] = tagOpenedState,
	[stateInProcessingInstruction] = inProcessingInstructionState,

	[stateInTagName] = inTagNameState,
	[stateInCloseTagName] = inCloseTagNameState,
	[stateInTag] = inTagState,
	[stateInAttributeName] = inAttributeNameState,

	[stateExpectAttributeEqualSign] = expectAttributeEqualSignState,

	[stateExpectAttributeDelimiter] = expectAttributeDelimiterState,
	[stateInAttributeValue] = inAttributeValueState,
	[stateExpectTagClose] = expectTagCloseState,
	[stateExpectSpaceOrTagClose] = expectSpaceOrTagCloseState,
	[stateInExclamationMark] = inExclamationMarkState,
	[stateInCDATAOpening] = inCDATAOpeningState,
	[stateInCDATA] = inCDATAState,
	[stateInCommentOpening] = inCommentOpeningState,
	[stateInComment1] = inCommentState1,
	[stateInComment2] = inCommentState2,
	[stateInDOCTYPE] = inDOCTYPEState
};

static OF_INLINE void
appendToBuffer(OFMutableData *buffer, const char *string,
    OFStringEncoding encoding, size_t length)
{
	if OF_LIKELY(encoding == OFStringEncodingUTF8)
................................................................................
		if (_data[_i] == '\r' || (_data[_i] == '\n' &&
		    !_lastCarriageReturn))
			_lineNumber++;

		_lastCarriageReturn = (_data[_i] == '\r');
	}

	/* In stateInTag, there can be only spaces */
	if (length - _last > 0 && _state != stateInTag)
		appendToBuffer(_buffer, _data + _last, _encoding,
		    length - _last);
}

- (void)parseString: (OFString *)string
{
	[self parseBuffer: string.UTF8String length: string.UTF8StringLength];
................................................................................
}

static void
inByteOrderMarkState(OFXMLParser *self)
{
	if (self->_data[self->_i] != "\xEF\xBB\xBF"[self->_level]) {
		if (self->_level == 0) {
			self->_state = stateOutsideTag;
			self->_i--;
			return;
		}

		@throw [OFMalformedXMLException exceptionWithParser: self];
	}

	if (self->_level++ == 2)
		self->_state = stateOutsideTag;

	self->_last = self->_i + 1;
}

/* Not in a tag */
static void
outsideTagState(OFXMLParser *self)
................................................................................

		objc_autoreleasePoolPop(pool);
	}

	[self->_buffer removeAllItems];

	self->_last = self->_i + 1;
	self->_state = stateTagOpened;
}

/* Tag was just opened */
static void
tagOpenedState(OFXMLParser *self)
{
	if (self->_finishedParsing && self->_data[self->_i] != '!' &&
	    self->_data[self->_i] != '?')
		@throw [OFMalformedXMLException exceptionWithParser: self];

	switch (self->_data[self->_i]) {
	case '?':
		self->_last = self->_i + 1;
		self->_state = stateInProcessingInstruction;
		self->_level = 0;
		break;
	case '/':
		self->_last = self->_i + 1;
		self->_state = stateInCloseTagName;
		self->_acceptProlog = false;
		break;
	case '!':
		self->_last = self->_i + 1;
		self->_state = stateInExclamationMark;
		self->_acceptProlog = false;
		break;
	default:
		if (self->_depthLimit > 0 &&
		    self->_previous.count >= self->_depthLimit)
			@throw [OFOutOfRangeException exception];

		self->_state = stateInTagName;
		self->_acceptProlog = false;
		self->_i--;
		break;
	}
}

/* <?xml […]?> */
................................................................................
							    data: data];

		objc_autoreleasePoolPop(pool);

		[self->_buffer removeAllItems];

		self->_last = self->_i + 1;
		self->_state = stateOutsideTag;
	} else
		self->_level = 0;
}

/* Inside a tag, no name yet */
static void
inTagNameState(OFXMLParser *self)
................................................................................
			[self->_previous addObject: bufferString];

		[self->_name release];
		[self->_prefix release];
		self->_name = self->_prefix = nil;

		self->_state = (self->_data[self->_i] == '/'
		    ? stateExpectTagClose : stateOutsideTag);

	} else
		self->_state = stateInTag;

	if (self->_data[self->_i] != '/')
		[self->_namespaces addObject: [OFMutableDictionary dictionary]];

	objc_autoreleasePoolPop(pool);

	[self->_buffer removeAllItems];
................................................................................
	[self->_namespaces removeLastObject];
	[self->_name release];
	[self->_prefix release];
	self->_name = self->_prefix = nil;

	self->_last = self->_i + 1;
	self->_state = (self->_data[self->_i] == '>'

	    ? stateOutsideTag : stateExpectSpaceOrTagClose);

	if (self->_previous.count == 0)
		self->_finishedParsing = true;
}

/* Inside a tag, name found */
static void
................................................................................

	if (self->_data[self->_i] != '>' && self->_data[self->_i] != '/') {
		if (self->_data[self->_i] != ' ' &&
		    self->_data[self->_i] != '\t' &&
		    self->_data[self->_i] != '\n' &&
		    self->_data[self->_i] != '\r') {
			self->_last = self->_i;
			self->_state = stateInAttributeName;
			self->_i--;
		}

		return;
	}

	attributesObjects = self->_attributes.objects;
................................................................................
	[self->_name release];
	[self->_prefix release];
	[self->_attributes removeAllObjects];
	self->_name = self->_prefix = nil;

	self->_last = self->_i + 1;
	self->_state = (self->_data[self->_i] == '/'
	    ? stateExpectTagClose : stateOutsideTag);
}

/* Looking for attribute name */
static void
inAttributeNameState(OFXMLParser *self)
{
	void *pool;
................................................................................

	objc_autoreleasePoolPop(pool);

	[self->_buffer removeAllItems];

	self->_last = self->_i + 1;
	self->_state = (self->_data[self->_i] == '='
	    ? stateExpectAttributeDelimiter : stateExpectAttributeEqualSign);

}

/* Expecting equal sign of an attribute */
static void
expectAttributeEqualSignState(OFXMLParser *self)
{
	if (self->_data[self->_i] == '=') {
		self->_last = self->_i + 1;
		self->_state = stateExpectAttributeDelimiter;
		return;
	}

	if (self->_data[self->_i] != ' '  && self->_data[self->_i] != '\t' &&
	    self->_data[self->_i] != '\n' && self->_data[self->_i] != '\r')
		@throw [OFMalformedXMLException exceptionWithParser: self];
}
................................................................................
	    self->_data[self->_i] == '\n' || self->_data[self->_i] == '\r')
		return;

	if (self->_data[self->_i] != '\'' && self->_data[self->_i] != '"')
		@throw [OFMalformedXMLException exceptionWithParser: self];

	self->_delimiter = self->_data[self->_i];
	self->_state = stateInAttributeValue;
}

/* Looking for attribute value */
static void
inAttributeValueState(OFXMLParser *self)
{
	void *pool;
................................................................................

	[self->_buffer removeAllItems];
	[self->_attributeName release];
	[self->_attributePrefix release];
	self->_attributeName = self->_attributePrefix = nil;

	self->_last = self->_i + 1;
	self->_state = stateInTag;
}

/* Expecting closing '>' */
static void
expectTagCloseState(OFXMLParser *self)
{
	if (self->_data[self->_i] == '>') {
		self->_last = self->_i + 1;
		self->_state = stateOutsideTag;
	} else
		@throw [OFMalformedXMLException exceptionWithParser: self];
}

/* Expecting closing '>' or space */
static void
expectSpaceOrTagCloseState(OFXMLParser *self)
{
	if (self->_data[self->_i] == '>') {
		self->_last = self->_i + 1;
		self->_state = stateOutsideTag;
	} else if (self->_data[self->_i] != ' ' &&
	    self->_data[self->_i] != '\t' && self->_data[self->_i] != '\n' &&
	    self->_data[self->_i] != '\r')
		@throw [OFMalformedXMLException exceptionWithParser: self];
}

/* In <! */
................................................................................
static void
inExclamationMarkState(OFXMLParser *self)
{
	if (self->_finishedParsing && self->_data[self->_i] != '-')
		@throw [OFMalformedXMLException exceptionWithParser: self];

	if (self->_data[self->_i] == '-')
		self->_state = stateInCommentOpening;
	else if (self->_data[self->_i] == '[') {
		self->_state = stateInCDATAOpening;
		self->_level = 0;
	} else if (self->_data[self->_i] == 'D') {
		self->_state = stateInDOCTYPE;
		self->_level = 0;
	} else
		@throw [OFMalformedXMLException exceptionWithParser: self];

	self->_last = self->_i + 1;
}

................................................................................
static void
inCDATAOpeningState(OFXMLParser *self)
{
	if (self->_data[self->_i] != "CDATA["[self->_level])
		@throw [OFMalformedXMLException exceptionWithParser: self];

	if (++self->_level == 6) {
		self->_state = stateInCDATA;
		self->_level = 0;
	}

	self->_last = self->_i + 1;
}

static void
................................................................................
			[self->_delegate parser: self foundCDATA: CDATA];

		objc_autoreleasePoolPop(pool);

		[self->_buffer removeAllItems];

		self->_last = self->_i + 1;
		self->_state = stateOutsideTag;
	} else
		self->_level = 0;
}

/* Comment */
static void
inCommentOpeningState(OFXMLParser *self)
{
	if (self->_data[self->_i] != '-')
		@throw [OFMalformedXMLException exceptionWithParser: self];

	self->_last = self->_i + 1;
	self->_state = stateInComment1;
	self->_level = 0;
}

static void
inCommentState1(OFXMLParser *self)
{
	if (self->_data[self->_i] == '-')
		self->_level++;
	else
		self->_level = 0;

	if (self->_level == 2)
		self->_state = stateInComment2;
}

static void
inCommentState2(OFXMLParser *self)
{
	void *pool;
	OFString *comment;
................................................................................
		[self->_delegate parser: self foundComment: comment];

	objc_autoreleasePoolPop(pool);

	[self->_buffer removeAllItems];

	self->_last = self->_i + 1;
	self->_state = stateOutsideTag;
}

/* In <!DOCTYPE ...> */
static void
inDOCTYPEState(OFXMLParser *self)
{
	if ((self->_level < 6 &&
................................................................................
	    self->_data[self->_i] != '\t' && self->_data[self->_i] != '\n' &&
	    self->_data[self->_i] != '\r'))
		@throw [OFMalformedXMLException exceptionWithParser: self];

	self->_level++;

	if (self->_level > 6 && self->_data[self->_i] == '>')
		self->_state = stateOutsideTag;

	self->_last = self->_i + 1;
}

- (size_t)lineNumber
{
	return _lineNumber;