ObjFW  Diff

#ifdef OF_HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif

#import "OFUTF8String.h"
#import "OFUTF8String+Private.h"
#import "OFArray.h"
#import "OFData.h"
#import "OFMutableUTF8String.h"

#import "OFInitializationFailedException.h"
#import "OFInvalidArgumentException.h"
#import "OFInvalidEncodingException.h"
#import "OFInvalidFormatException.h"
#import "OFOutOfMemoryException.h"

- (instancetype)init
{
	self = [super init];

	@try {
		_s = &_storage;

		_s->cString = of_calloc(1, 1);
		_s->freeWhenDone = true;
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

		    memcmp(cString, "\xEF\xBB\xBF", 3) == 0) {
			cString += 3;
			cStringLength -= 3;
		}

		_s = &_storage;

		_s->cString = of_malloc(cStringLength + 1, 1);
		_s->cStringLength = cStringLength;
		_s->freeWhenDone = true;

		if (encoding == OF_STRING_ENCODING_UTF_8 ||
		    encoding == OF_STRING_ENCODING_ASCII) {
			switch (of_string_utf8_check(cString, cStringLength,
			    &_s->length)) {
			case 1:
				if (encoding == OF_STRING_ENCODING_ASCII)

				    (uint8_t)cString[i], buffer);

				if (bytes == 0)
					@throw [OFInvalidEncodingException
					    exception];

				_s->cStringLength += bytes - 1;
				_s->cString = of_realloc(_s->cString,

				    _s->cStringLength + 1, 1);

				memcpy(_s->cString + j, buffer, bytes);
				j += bytes;
			}

			_s->cString[_s->cStringLength] = 0;

			return self;
		}

		switch (encoding) {
#define CASE(encoding, var)				\
		case encoding:				\
			table = var;			\
			tableOffset = var##_offset;	\
			break;
#ifdef HAVE_ISO_8859_2
		CASE(OF_STRING_ENCODING_ISO_8859_2, of_iso_8859_2_table)
#endif
#ifdef HAVE_ISO_8859_3
		CASE(OF_STRING_ENCODING_ISO_8859_3, of_iso_8859_3_table)
#endif
#ifdef HAVE_ISO_8859_15

			_s->isUTF8 = true;
			byteLength = of_string_utf8_encode(unichar, buffer);

			if (byteLength == 0)
				@throw [OFInvalidEncodingException exception];

			_s->cStringLength += byteLength - 1;
			_s->cString = of_realloc(_s->cString,

			    _s->cStringLength + 1, 1);

			memcpy(_s->cString + j, buffer, byteLength);
			j += byteLength;
		}

		_s->cString[_s->cStringLength] = 0;
	} @catch (id e) {

}

- (instancetype)initWithUTF8StringNoCopy: (char *)UTF8String
				  length: (size_t)UTF8StringLength
			    freeWhenDone: (bool)freeWhenDone
{

	self = [super init];






	@try {
		_s = &_storage;




		if (UTF8StringLength >= 3 &&
		    memcmp(UTF8String, "\xEF\xBB\xBF", 3) == 0) {
			UTF8String += 3;
			UTF8StringLength -= 3;
		}




		switch (of_string_utf8_check(UTF8String, UTF8StringLength,
		    &_s->length)) {
		case 1:
			_s->isUTF8 = true;
			break;
		case -1:
			@throw [OFInvalidEncodingException exception];
		}

		_s->cString = (char *)UTF8String;
		_s->cStringLength = UTF8StringLength;
		_s->freeWhenDone = freeWhenDone;
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

		    [string isKindOfClass: [OFMutableUTF8String class]])
			_s->isUTF8 = ((OFUTF8String *)string)->_s->isUTF8;
		else
			_s->isUTF8 = true;

		_s->length = string.length;

		_s->cString = of_malloc(_s->cStringLength + 1, 1);
		memcpy(_s->cString, string.UTF8String, _s->cStringLength + 1);
		_s->freeWhenDone = true;
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

- (instancetype)initWithCharacters: (const of_unichar_t *)characters
			    length: (size_t)length
{
	self = [super init];

	@try {
		size_t j;

		_s = &_storage;

		_s->cString = of_malloc((length * 4) + 1, 1);
		_s->length = length;
		_s->freeWhenDone = true;

		j = 0;
		for (size_t i = 0; i < length; i++) {
			size_t len = of_string_utf8_encode(characters[i],
			    _s->cString + j);

			if (len == 0)
				@throw [OFInvalidEncodingException exception];

			if (len > 1)
				_s->isUTF8 = true;

			j += len;
		}

		_s->cString[j] = '\0';
		_s->cStringLength = j;

		@try {
			_s->cString = of_realloc(_s->cString, j + 1, 1);

		} @catch (OFOutOfMemoryException *e) {
			/* We don't care, as we only tried to make it smaller */
		}
	} @catch (id e) {
		[self release];
		@throw e;
	}

			string++;
			length--;
		} else if (byteOrder != OF_BYTE_ORDER_NATIVE)
			swap = true;

		_s = &_storage;

		_s->cString = of_malloc((length * 4) + 1, 1);
		_s->length = length;
		_s->freeWhenDone = true;

		j = 0;
		for (size_t i = 0; i < length; i++) {
			of_unichar_t character =
			    (swap ? OF_BSWAP16(string[i]) : string[i]);
			size_t len;

			j += len;
		}

		_s->cString[j] = '\0';
		_s->cStringLength = j;

		@try {
			_s->cString = of_realloc(_s->cString, j + 1, 1);

		} @catch (OFOutOfMemoryException *e) {
			/* We don't care, as we only tried to make it smaller */
		}
	} @catch (id e) {
		[self release];
		@throw e;
	}

			characters++;
			length--;
		} else if (byteOrder != OF_BYTE_ORDER_NATIVE)
			swap = true;

		_s = &_storage;

		_s->cString = of_malloc((length * 4) + 1, 1);
		_s->length = length;
		_s->freeWhenDone = true;

		j = 0;
		for (size_t i = 0; i < length; i++) {
			char buffer[4];
			size_t len = of_string_utf8_encode(
			    (swap ? OF_BSWAP32(characters[i]) : characters[i]),
			    buffer);

			}
		}

		_s->cString[j] = '\0';
		_s->cStringLength = j;

		@try {
			_s->cString = of_realloc(_s->cString, j + 1, 1);

		} @catch (OFOutOfMemoryException *e) {
			/* We don't care, as we only tried to make it smaller */
		}
	} @catch (id e) {
		[self release];
		@throw e;
	}

			case 1:
				_s->isUTF8 = true;
				break;
			case -1:
				@throw [OFInvalidEncodingException exception];
			}

			_s->cString = of_malloc(cStringLength + 1, 1);

			memcpy(_s->cString, tmp, cStringLength + 1);
			_s->freeWhenDone = true;
		} @finally {
			free(tmp);
		}
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

- (void)dealloc
{
	if (_s != NULL && _s->freeWhenDone)
		free(_s->cString);

	[super dealloc];
}

- (size_t)getCString: (char *)cString
	   maxLength: (size_t)maxLength
	    encoding: (of_string_encoding_t)encoding

	else if (_s->cStringLength - i < otherCStringLength - j)
		return OF_ORDERED_ASCENDING;
#endif

	return OF_ORDERED_SAME;
}

- (unsigned long)hash
{
	uint32_t hash;

	if (_s->hashed)
		return _s->hash;

	OF_HASH_INIT(hash);

	objc_autoreleasePoolPop(pool);

	return array;
}

- (const of_unichar_t *)characters
{

	of_unichar_t *buffer = of_malloc(_s->length, sizeof(of_unichar_t));
	size_t i = 0, j = 0;






	while (i < _s->cStringLength) {
		of_unichar_t c;
		ssize_t cLen;

		cLen = of_string_utf8_decode(_s->cString + i,
		    _s->cStringLength - i, &c);

		if (cLen <= 0 || c > 0x10FFFF) {
			free(buffer);
			@throw [OFInvalidEncodingException exception];
		}

		buffer[j++] = c;
		i += cLen;
	}

	return [[OFData dataWithItemsNoCopy: buffer
				      count: _s->length
				   itemSize: sizeof(of_unichar_t)
			       freeWhenDone: true] items];
}

- (const of_char32_t *)UTF32StringWithByteOrder: (of_byte_order_t)byteOrder
{

	of_char32_t *buffer = of_malloc(_s->length + 1, sizeof(of_char32_t));
	size_t i = 0, j = 0;






	while (i < _s->cStringLength) {
		of_char32_t c;
		ssize_t cLen;

		cLen = of_string_utf8_decode(_s->cString + i,
		    _s->cStringLength - i, &c);

		if (cLen <= 0 || c > 0x10FFFF) {
			free(buffer);
			@throw [OFInvalidEncodingException exception];
		}

		if (byteOrder != OF_BYTE_ORDER_NATIVE)
			buffer[j++] = OF_BSWAP32(c);
		else
			buffer[j++] = c;

		i += cLen;
	}
	buffer[j] = 0;

	return [[OFData dataWithItemsNoCopy: buffer
				      count: _s->length + 1
				   itemSize: sizeof(of_char32_t)
			       freeWhenDone: true] items];
}

#ifdef OF_HAVE_BLOCKS
- (void)enumerateLinesUsingBlock: (of_string_line_enumeration_block_t)block
{
	void *pool;
	const char *cString = _s->cString;