ObjFW  Check-in [3ed599fe98]

}

- replaceOccurrencesOfString: (OFString*)str
		  withString: (OFString*)repl
{
	const char *str_c = [str cString];
	const char *repl_c = [repl cString];
	size_t str_len = [str cStringLength];
	size_t repl_len = [repl cStringLength];
	size_t i, last, tmp_len;
	char *tmp;

	if (str_len > length)
		return self;

	tmp = NULL;

{
	char *file;
	size_t pathlen, suffixlen;
	void *handle;
	OFPlugin *(*init_plugin)();
	OFPlugin *plugin;

	pathlen = [path cStringLength];
	suffixlen = strlen(PLUGIN_SUFFIX);

	if ((file = malloc(pathlen + suffixlen + 1)) == NULL) {
		@throw [OFOutOfMemoryException newWithClass: self
						       size: pathlen +
							     suffixlen + 1];
	}

{
	@throw [OFNotImplementedException newWithClass: isa
					      selector: _cmd];
}

- (size_t)writeString: (OFString*)str
{
	return [self writeNBytes: [str cStringLength]
		      fromBuffer: [str cString]];
}

- (size_t)getCache: (char**)ptr
{
	if (ptr != NULL)
		*ptr = cache;

/**
 * Creates a new OFString from a C string with the specified encoding and
 * length.
 *
 * \param str A C string to initialize the OFString with
 * \param encoding The encoding of the C string
 * \param len The length of the C string
 * \return A new autoreleased OFString
 */
+ stringWithCString: (const char*)str
	   encoding: (enum of_string_encoding)encoding
	     length: (size_t)len;

/**
 * Creates a new OFString from a UTF-8 encoded C string with the specified
 * length.
 *
 * \param str A UTF-8 encoded C string to initialize the OFString with
 * \param len The length of the UTF-8 encoded C string
 * \return A new autoreleased OFString
 */
+ stringWithCString: (const char*)str
	     length: (size_t)len;

/**
 * Creates a new OFString from a format string.

/**
 * Initializes an already allocated OFString from a C string with the specified
 * encoding and length.
 *
 * \param str A C string to initialize the OFString with
 * \param encoding The encoding of the C string
 * \param len The length of the C string
 * \return An initialized OFString
 */
- initWithCString: (const char*)str
	 encoding: (enum of_string_encoding)encoding
	   length: (size_t)len;

/**
 * Initializes an already allocated OFString from a UTF-8 encoded C string with
 * the specified length.
 *
 * \param str A UTF-8 encoded C string to initialize the OFString with
 * \param len The length of the UTF-8 encoded C string
 * \return An initialized OFString
 */
- initWithCString: (const char*)str
	   length: (size_t)len;

/**
 * Initializes an already allocated OFString with a format string.

/**
 * \return The OFString as a UTF-8 encoded C string
 */
- (const char*)cString;

/**
 * \return The length of the string which cString would return
 */
- (size_t)cStringLength;

/**
 * Compares the OFString to another object.
 *
 * \param obj An object to compare with
 * \return An integer which is the result of the comparison, see for example
 *	   strcmp

}

- initWithString: (OFString*)str
{
	self = [super init];

	string = strdup([str cString]);
	length = [str cStringLength];

	@try {
		[self addMemoryToPool: string];
	} @catch (OFException *e) {
		/*
		 * We can't use [super dealloc] on OS X here.
		 * Compiler bug? Anyway, [self dealloc] will do here as we

}

- (const char*)cString
{
	return string;
}

- (size_t)cStringLength
{
	return length;
}

- (BOOL)isEqual: (id)obj
{
	if (![obj isKindOfClass: [OFString class]])

	return hash;
}

- (size_t)indexOfFirstOccurrenceOfString: (OFString*)str
{
	const char *str_c = [str cString];
	size_t str_len = [str cStringLength];
	size_t i;

	if (str_len == 0)
		return 0;

	if (str_len > length)
		return SIZE_MAX;

	for (i = 0; i <= length - str_len; i++)
		if (!memcmp(string + i, str_c, str_len))
			return i;

	return SIZE_MAX;
}

- (size_t)indexOfLastOccurrenceOfString: (OFString*)str
{
	const char *str_c = [str cString];
	size_t str_len = [str cStringLength];
	size_t i;

	if (str_len == 0)
		return length;

	if (str_len > length)
		return SIZE_MAX;

- (OFString*)stringByAppendingString: (OFString*)str
{
	return [[OFMutableString stringWithString: self] appendString: str];
}

- (BOOL)hasPrefix: (OFString*)prefix
{
	size_t len = [prefix cStringLength];

	if (len > length)
		return NO;

	return (memcmp(string, [prefix cString], len) ? NO : YES);
}

- (BOOL)hasSuffix: (OFString*)suffix
{
	size_t len = [suffix cStringLength];

	if (len > length)
		return NO;

	return (memcmp(string + (length - len), [suffix cString], len)
	    ? NO : YES);
}

- (OFArray*)splitWithDelimiter: (OFString*)delimiter
{
	OFAutoreleasePool *pool;
	OFArray *array;
	const char *delim = [delimiter cString];
	size_t delim_len = [delimiter cStringLength];
	size_t i, last;

	array = [OFMutableArray array];
	pool = [[OFAutoreleasePool alloc] init];

	if (delim_len > length) {
		[array addObject: [[self copy] autorelease]];

{
	OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];
	char *str_c;
	size_t len, i, j, attrs_count;
	OFXMLAttribute **attrs_data;
	OFString *ret, *tmp;

	len = [name cStringLength] + 4;
	str_c = [self allocMemoryWithSize: len];

	/* Start of tag */
	*str_c = '<';
	memcpy(str_c + 1, [name cString], [name cStringLength]);
	i = [name cStringLength] + 1;

	/* Attributes */
	attrs_data = [attrs data];
	attrs_count = [attrs count];

	for (j = 0; j < attrs_count; j++) {
		/* FIXME: Add namespace support */
		OFString *attr_name = [attrs_data[j] name];
		tmp = [[attrs_data[j] stringValue] stringByXMLEscaping];

		len += [attr_name cStringLength] + [tmp cStringLength] + 4;
		@try {
			str_c = [self resizeMemory: str_c
					    toSize: len];
		} @catch (OFException *e) {
			[self freeMemory: str_c];
			@throw e;
		}

		str_c[i++] = ' ';
		memcpy(str_c + i, [attr_name cString],
				[attr_name cStringLength]);
		i += [attr_name cStringLength];
		str_c[i++] = '=';
		str_c[i++] = '\'';
		memcpy(str_c + i, [tmp cString], [tmp cStringLength]);
		i += [tmp cStringLength];
		str_c[i++] = '\'';

		[pool releaseObjects];
	}

	/* Childen */
	if (stringval != nil || children != nil) {

			for (j = 0; j < count; j++)
				append(tmp, @selector(
				    appendCStringWithoutUTF8Checking:),
				    [[data[j] string] cString]);
		}

		len += [tmp cStringLength] + [name cStringLength] + 2;
		@try {
			str_c = [self resizeMemory: str_c
					    toSize: len];
		} @catch (OFException *e) {
			[self freeMemory: str_c];
			@throw e;
		}

		str_c[i++] = '>';
		memcpy(str_c + i, [tmp cString], [tmp cStringLength]);
		i += [tmp cStringLength];
		str_c[i++] = '<';
		str_c[i++] = '/';
		memcpy(str_c + i, [name cString], [name cStringLength]);
		i += [name cStringLength];
	} else
		str_c[i++] = '/';

	str_c[i++] = '>';
	str_c[i++] = '\0';
	assert(i == len);

			if (buf[i] == '<') {
				len = i - last;

				if (len > 0)
					[cache appendCString: buf + last
						  withLength: len];

				if ([cache cStringLength] > 0) {
					OFString *str;

					pool = [[OFAutoreleasePool alloc] init];
					str = transform_string(cache, self);
					[delegate xmlParser: self
						foundString: str];
					[pool release];

				size_t cache_len;

				len = i - last;
				if (len > 0)
					[cache appendCString: buf + last
						  withLength: len];
				cache_c = [cache cString];
				cache_len = [cache cStringLength];

				if ((tmp = memchr(cache_c, ':',
				    cache_len)) != NULL) {
					name = [[OFString alloc]
					    initWithCString: tmp + 1
						     length: cache_len - (tmp -
							     cache_c) - 1];

				size_t cache_len;

				len = i - last;
				if (len > 0)
					[cache appendCString: buf + last
						  withLength: len];
				cache_c = [cache cString];
				cache_len = [cache cStringLength];

				if ((tmp = memchr(cache_c, ':',
				    cache_len)) != NULL) {
					name = [[OFString alloc]
					    initWithCString: tmp + 1
						     length: cache_len - (tmp -
							     cache_c) - 1];

				len = i - last;
				if (len > 0)
					[cache appendCString: buf + last
						  withLength: len];

				cache_c = [cache cString];
				cache_len = [cache cStringLength];

				if ((tmp = memchr(cache_c, ':',
				    cache_len)) != NULL ) {
					attr_name = [[OFString alloc]
					    initWithCString: tmp + 1
						     length: cache_len - (tmp -
							     cache_c) - 1];

			break;
		case OF_XMLPARSER_IN_COMMENT_4:
			if (buf[i] == '-') {
				size_t cache_len;

				[cache appendCString: buf + last
					  withLength: i - last];
				cache_len = [cache cStringLength];

				pool = [[OFAutoreleasePool alloc] init];
				[cache removeCharactersFromIndex: cache_len - 1
							 toIndex: cache_len];
				[cache removeLeadingAndTrailingWhitespaces];
				[delegate xmlParser: self
				       foundComment: cache];

	[s2 appendCString: "12"];
	[s2 appendString: @"3"];
	[s4 setToCString: [s2 cString]];

	CHECK(![s2 compare: s4])
	CHECK([[s1 appendString: s2] isEqual: @"test123"])
	CHECK([s1 cStringLength] == 7)
	CHECK([s1 hash] == 0xC44F49A4)
	CHECK([[s1 reverse] isEqual: @"321tset"])
	CHECK([[s1 upper] isEqual: @"321TSET"])
	CHECK([[s1 lower] isEqual: @"321tset"])

	/* Also clears all the memory of the returned C strings */
	[pool release];