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#import "OFSerialization.h"
#import "OFValue.h"

OF_ASSUME_NONNULL_BEGIN

/*! @file */

/*!
 * @brief The C type of a number stored in an OFNumber.
 */
typedef enum {
	/*! `bool` */
	OF_NUMBER_TYPE_BOOL		= 0x01,
	/*! `unsigned char` */
	OF_NUMBER_TYPE_UCHAR		= 0x02,
	/*! `unsigned short` */
	OF_NUMBER_TYPE_USHORT		= 0x03,
	/*! `unsigned int` */
	OF_NUMBER_TYPE_UINT		= 0x04,
	/*! `unsigned long` */
	OF_NUMBER_TYPE_ULONG		= 0x05,
	/*! `unsigned long long` */
	OF_NUMBER_TYPE_ULONGLONG	= 0x06,
	/*! `size_t` */
	OF_NUMBER_TYPE_SIZE		= 0x07,
	/*! `uint8_t` */
	OF_NUMBER_TYPE_UINT8		= 0x08,
	/*! `uint16_t` */
	OF_NUMBER_TYPE_UINT16		= 0x09,
	/*! `uint32_t` */
	OF_NUMBER_TYPE_UINT32		= 0x0A,
	/*! `uint64_t` */
	OF_NUMBER_TYPE_UINT64		= 0x0B,
	/*! `uintptr_t` */
	OF_NUMBER_TYPE_UINTPTR		= 0x0C,
	/*! `uintmax_t` */
	OF_NUMBER_TYPE_UINTMAX		= 0x0D,
	OF_NUMBER_TYPE_SIGNED		= 0x10,
	/*! `signed char` */
	OF_NUMBER_TYPE_CHAR		= OF_NUMBER_TYPE_UCHAR |
					      OF_NUMBER_TYPE_SIGNED,
	/*! `short` */
	OF_NUMBER_TYPE_SHORT		= OF_NUMBER_TYPE_USHORT |
					      OF_NUMBER_TYPE_SIGNED,
	/*! `int` */
	OF_NUMBER_TYPE_INT		= OF_NUMBER_TYPE_UINT |
					      OF_NUMBER_TYPE_SIGNED,
	/*! `long` */
	OF_NUMBER_TYPE_LONG		= OF_NUMBER_TYPE_ULONG |
					      OF_NUMBER_TYPE_SIGNED,
	/*! `long long` */
	OF_NUMBER_TYPE_LONGLONG		= OF_NUMBER_TYPE_ULONGLONG |
					      OF_NUMBER_TYPE_SIGNED,
	/*! `int8_t` */
	OF_NUMBER_TYPE_INT8		= OF_NUMBER_TYPE_UINT8 |
					      OF_NUMBER_TYPE_SIGNED,
	/*! `int16_t` */
	OF_NUMBER_TYPE_INT16		= OF_NUMBER_TYPE_UINT16 |
					      OF_NUMBER_TYPE_SIGNED,
	/*! `int32_t` */
	OF_NUMBER_TYPE_INT32		= OF_NUMBER_TYPE_UINT32 |
					      OF_NUMBER_TYPE_SIGNED,
	/*! `int64_t` */
	OF_NUMBER_TYPE_INT64		= OF_NUMBER_TYPE_UINT64 |
					      OF_NUMBER_TYPE_SIGNED,
	/*! `ssize_t` */
	OF_NUMBER_TYPE_SSIZE		= OF_NUMBER_TYPE_SIZE |
					      OF_NUMBER_TYPE_SIGNED,
	/*! `intmax_t` */
	OF_NUMBER_TYPE_INTMAX		= OF_NUMBER_TYPE_UINTMAX |
					      OF_NUMBER_TYPE_SIGNED,
	/*! `ptrdiff_t` */
	OF_NUMBER_TYPE_PTRDIFF		= 0x0E | OF_NUMBER_TYPE_SIGNED,
	/*! `intptr_t` */
	OF_NUMBER_TYPE_INTPTR		= 0x0F | OF_NUMBER_TYPE_SIGNED,
	/*! `float` */
	OF_NUMBER_TYPE_FLOAT		= 0x20,
	/*! `double` */
	OF_NUMBER_TYPE_DOUBLE		= 0x40 | OF_NUMBER_TYPE_FLOAT
} of_number_type_t;

/*!
 * @class OFNumber OFNumber.h ObjFW/OFNumber.h
 *
 * @brief Provides a way to store a number in an object.
 */
#ifndef OF_NUMBER_M
OF_SUBCLASSING_RESTRICTED
#endif
@interface OFNumber: OFValue <OFComparing, OFSerialization,
    OFJSONRepresentation, OFMessagePackRepresentation>
{
	union of_number_value {
		bool               bool_;
		double    float_;
		signed char        sChar;
		short              sShort;
		int                sInt;
		long               sLong;
		long long          sLongLong;
		unsigned char      uChar;
		unsigned short     uShort;
		unsigned int       uInt;
		unsigned long      uLong;
		unsigned long long uLongLong;
		int8_t             int8;
		int16_t            int16;
		int32_t            int32;
		int64_t            int64;
		uint8_t            uInt8;
		uint16_t           uInt16;
		uint32_t           uInt32;
		uint64_t           uInt64;
		size_t             size;
		ssize_t            sSize;
		intmax_t           intMax;
		uintmax_t          uIntMax;
		intmax_t  signed_;
		uintmax_t unsigned_;
		ptrdiff_t          ptrDiff;
		intptr_t           intPtr;
		uintptr_t          uIntPtr;
		float              float_;
		double             double_;
	} _value;
	of_number_type_t _type;
}

	enum of_number_type {
		OF_NUMBER_TYPE_FLOAT = 1,
		OF_NUMBER_TYPE_SIGNED,
		OF_NUMBER_TYPE_UNSIGNED
	} _type;
	const char *_typeEncoding;
}
/*!
 * @brief The type of the number.
 */
@property (readonly, nonatomic) of_number_type_t type;

/*!
 * @brief The OFNumber as a `bool`.
 */
@property (readonly, nonatomic) bool boolValue;

/*!
 * @brief The OFNumber as a `signed char`.

#import "OFInvalidArgumentException.h"
#import "OFInvalidFormatException.h"
#import "OFOutOfRangeException.h"

#define RETURN_AS(t)							\
	switch (_type) {						\
	case OF_NUMBER_TYPE_BOOL:					\
		return (t)_value.bool_;					\
	case OF_NUMBER_TYPE_CHAR:					\
		return (t)_value.sChar;					\
	case OF_NUMBER_TYPE_SHORT:					\
	case OF_NUMBER_TYPE_FLOAT:					\
		return (t)_value.sShort;				\
	case OF_NUMBER_TYPE_INT:					\
		return (t)_value.sInt;					\
	case OF_NUMBER_TYPE_LONG:					\
		return (t)_value.sLong;					\
		return (t)_value.float_;				\
	case OF_NUMBER_TYPE_SIGNED:					\
		return (t)_value.signed_;				\
	case OF_NUMBER_TYPE_LONGLONG:					\
		return (t)_value.sLongLong;				\
	case OF_NUMBER_TYPE_UCHAR:					\
		return (t)_value.uChar;					\
	case OF_NUMBER_TYPE_UNSIGNED:					\
		return (t)_value.unsigned_;				\
	case OF_NUMBER_TYPE_USHORT:					\
		return (t)_value.uShort;				\
	case OF_NUMBER_TYPE_UINT:					\
		return (t)_value.uInt;					\
	case OF_NUMBER_TYPE_ULONG:					\
		return (t)_value.uLong;					\
	case OF_NUMBER_TYPE_ULONGLONG:					\
		return (t)_value.uLongLong;				\
	case OF_NUMBER_TYPE_INT8:					\
		return (t)_value.int8;					\
	case OF_NUMBER_TYPE_INT16:					\
		return (t)_value.int16;					\
	case OF_NUMBER_TYPE_INT32:					\
		return (t)_value.int32;					\
	case OF_NUMBER_TYPE_INT64:					\
		return (t)_value.int64;					\
	case OF_NUMBER_TYPE_UINT8:					\
		return (t)_value.uInt8;					\
	case OF_NUMBER_TYPE_UINT16:					\
		return (t)_value.uInt16;				\
	case OF_NUMBER_TYPE_UINT32:					\
		return (t)_value.uInt32;				\
	case OF_NUMBER_TYPE_UINT64:					\
		return (t)_value.uInt64;				\
	case OF_NUMBER_TYPE_SIZE:					\
		return (t)_value.size;					\
	case OF_NUMBER_TYPE_SSIZE:					\
		return (t)_value.sSize;					\
	case OF_NUMBER_TYPE_INTMAX:					\
		return (t)_value.intMax;				\
	case OF_NUMBER_TYPE_UINTMAX:					\
		return (t)_value.uIntMax;				\
	case OF_NUMBER_TYPE_PTRDIFF:					\
		return (t)_value.ptrDiff;				\
	case OF_NUMBER_TYPE_INTPTR:					\
		return (t)_value.intPtr;				\
	case OF_NUMBER_TYPE_UINTPTR:					\
		return (t)_value.uIntPtr;				\
	case OF_NUMBER_TYPE_FLOAT:					\
		return (t)_value.float_;				\
	case OF_NUMBER_TYPE_DOUBLE:					\
		return (t)_value.double_;				\
	default:							\
		@throw [OFInvalidFormatException exception];		\
	}

static struct {
	Class isa;
} placeholder;

- (instancetype)initWithSerialization: (OFXMLElement *)element
{
	return (id)[[OFNumber of_alloc] initWithSerialization: element];
}
@end

@implementation OFNumber
@synthesize type = _type;

+ (void)initialize
{
	if (self == [OFNumber class])
		placeholder.isa = [OFNumberPlaceholder class];
}

+ (instancetype)of_alloc

	OF_INVALID_INIT_METHOD
}

- (instancetype)initWithBool: (bool)bool_
{
	self = [super init];

	_value.bool_ = bool_;
	_type = OF_NUMBER_TYPE_BOOL;
	_value.unsigned_ = bool_;
	_type = OF_NUMBER_TYPE_UNSIGNED;
	_typeEncoding = @encode(bool);

	return self;
}

- (instancetype)initWithChar: (signed char)sChar
{
	self = [super init];

	_value.sChar = sChar;
	_type = OF_NUMBER_TYPE_CHAR;
	_value.signed_ = sChar;
	_type = OF_NUMBER_TYPE_SIGNED;
	_typeEncoding = @encode(signed char);

	return self;
}

- (instancetype)initWithShort: (short)sShort
{
	self = [super init];

	_value.sShort = sShort;
	_type = OF_NUMBER_TYPE_SHORT;
	_value.signed_ = sShort;
	_type = OF_NUMBER_TYPE_SIGNED;
	_typeEncoding = @encode(short);

	return self;
}

- (instancetype)initWithInt: (int)sInt
{
	self = [super init];

	_value.sInt = sInt;
	_type = OF_NUMBER_TYPE_INT;
	_value.signed_ = sInt;
	_type = OF_NUMBER_TYPE_SIGNED;
	_typeEncoding = @encode(int);

	return self;
}

- (instancetype)initWithLong: (long)sLong
{
	self = [super init];

	_value.sLong = sLong;
	_type = OF_NUMBER_TYPE_LONG;
	_value.signed_ = sLong;
	_type = OF_NUMBER_TYPE_SIGNED;
	_typeEncoding = @encode(long);

	return self;
}

- (instancetype)initWithLongLong: (long long)sLongLong
{
	self = [super init];

	_value.sLongLong = sLongLong;
	_type = OF_NUMBER_TYPE_LONGLONG;
	_value.signed_ = sLongLong;
	_type = OF_NUMBER_TYPE_SIGNED;
	_typeEncoding = @encode(long long);

	return self;
}

- (instancetype)initWithUnsignedChar: (unsigned char)uChar
{
	self = [super init];

	_value.uChar = uChar;
	_type = OF_NUMBER_TYPE_UCHAR;
	_value.unsigned_ = uChar;
	_type = OF_NUMBER_TYPE_UNSIGNED;
	_typeEncoding = @encode(unsigned long);

	return self;
}

- (instancetype)initWithUnsignedShort: (unsigned short)uShort
{
	self = [super init];

	_value.uShort = uShort;
	_type = OF_NUMBER_TYPE_USHORT;
	_value.unsigned_ = uShort;
	_type = OF_NUMBER_TYPE_UNSIGNED;
	_typeEncoding = @encode(unsigned short);

	return self;
}

- (instancetype)initWithUnsignedInt: (unsigned int)uInt
{
	self = [super init];

	_value.uInt = uInt;
	_type = OF_NUMBER_TYPE_UINT;
	_value.unsigned_ = uInt;
	_type = OF_NUMBER_TYPE_UNSIGNED;
	_typeEncoding = @encode(unsigned int);

	return self;
}

- (instancetype)initWithUnsignedLong: (unsigned long)uLong
{
	self = [super init];

	_value.uLong = uLong;
	_type = OF_NUMBER_TYPE_ULONG;
	_value.unsigned_ = uLong;
	_type = OF_NUMBER_TYPE_UNSIGNED;
	_typeEncoding = @encode(unsigned long);

	return self;
}

- (instancetype)initWithUnsignedLongLong: (unsigned long long)uLongLong
{
	self = [super init];

	_value.uLongLong = uLongLong;
	_type = OF_NUMBER_TYPE_ULONGLONG;
	_value.unsigned_ = uLongLong;
	_type = OF_NUMBER_TYPE_UNSIGNED;
	_typeEncoding = @encode(unsigned long long);

	return self;
}

- (instancetype)initWithInt8: (int8_t)int8
{
	self = [super init];

	_value.int8 = int8;
	_type = OF_NUMBER_TYPE_INT8;
	_value.signed_ = int8;
	_type = OF_NUMBER_TYPE_SIGNED;
	_typeEncoding = @encode(int8_t);

	return self;
}

- (instancetype)initWithInt16: (int16_t)int16
{
	self = [super init];

	_value.int16 = int16;
	_type = OF_NUMBER_TYPE_INT16;
	_value.signed_ = int16;
	_type = OF_NUMBER_TYPE_SIGNED;
	_typeEncoding = @encode(int16_t);

	return self;
}

- (instancetype)initWithInt32: (int32_t)int32
{
	self = [super init];

	_value.int32 = int32;
	_type = OF_NUMBER_TYPE_INT32;
	_value.signed_ = int32;
	_type = OF_NUMBER_TYPE_SIGNED;
	_typeEncoding = @encode(int32_t);

	return self;
}

- (instancetype)initWithInt64: (int64_t)int64
{
	self = [super init];

	_value.int64 = int64;
	_type = OF_NUMBER_TYPE_INT64;
	_value.signed_ = int64;
	_type = OF_NUMBER_TYPE_SIGNED;
	_typeEncoding = @encode(int64_t);

	return self;
}

- (instancetype)initWithUInt8: (uint8_t)uInt8
{
	self = [super init];

	_value.uInt8 = uInt8;
	_type = OF_NUMBER_TYPE_UINT8;
	_value.unsigned_ = uInt8;
	_type = OF_NUMBER_TYPE_UNSIGNED;
	_typeEncoding = @encode(uint8_t);

	return self;
}

- (instancetype)initWithUInt16: (uint16_t)uInt16
{
	self = [super init];

	_value.uInt16 = uInt16;
	_type = OF_NUMBER_TYPE_UINT16;
	_value.unsigned_ = uInt16;
	_type = OF_NUMBER_TYPE_UNSIGNED;
	_typeEncoding = @encode(uint16_t);

	return self;
}

- (instancetype)initWithUInt32: (uint32_t)uInt32
{
	self = [super init];

	_value.uInt32 = uInt32;
	_type = OF_NUMBER_TYPE_UINT32;
	_value.unsigned_ = uInt32;
	_type = OF_NUMBER_TYPE_UNSIGNED;
	_typeEncoding = @encode(uint32_t);

	return self;
}

- (instancetype)initWithUInt64: (uint64_t)uInt64
{
	self = [super init];

	_value.uInt64 = uInt64;
	_type = OF_NUMBER_TYPE_UINT64;
	_value.unsigned_ = uInt64;
	_type = OF_NUMBER_TYPE_UNSIGNED;
	_typeEncoding = @encode(uint64_t);

	return self;
}

- (instancetype)initWithSize: (size_t)size
{
	self = [super init];

	_value.size = size;
	_type = OF_NUMBER_TYPE_SIZE;
	_value.unsigned_ = size;
	_type = OF_NUMBER_TYPE_UNSIGNED;
	_typeEncoding = @encode(size_t);

	return self;
}

- (instancetype)initWithSSize: (ssize_t)sSize
{
	self = [super init];

	_value.sSize = sSize;
	_type = OF_NUMBER_TYPE_SSIZE;
	_value.signed_ = sSize;
	_type = OF_NUMBER_TYPE_SIGNED;
	_typeEncoding = @encode(ssize_t);

	return self;
}

- (instancetype)initWithIntMax: (intmax_t)intMax
{
	self = [super init];

	_value.intMax = intMax;
	_type = OF_NUMBER_TYPE_INTMAX;
	_value.signed_ = intMax;
	_type = OF_NUMBER_TYPE_SIGNED;
	_typeEncoding = @encode(intmax_t);

	return self;
}

- (instancetype)initWithUIntMax: (uintmax_t)uIntMax
{
	self = [super init];

	_value.uIntMax = uIntMax;
	_type = OF_NUMBER_TYPE_UINTMAX;
	_value.unsigned_ = uIntMax;
	_type = OF_NUMBER_TYPE_UNSIGNED;
	_typeEncoding = @encode(uintmax_t);

	return self;
}

- (instancetype)initWithPtrDiff: (ptrdiff_t)ptrDiff
{
	self = [super init];

	_value.ptrDiff = ptrDiff;
	_type = OF_NUMBER_TYPE_PTRDIFF;
	_value.signed_ = ptrDiff;
	_type = OF_NUMBER_TYPE_SIGNED;
	_typeEncoding = @encode(ptrdiff_t);

	return self;
}

- (instancetype)initWithIntPtr: (intptr_t)intPtr
{
	self = [super init];

	_value.intPtr = intPtr;
	_type = OF_NUMBER_TYPE_INTPTR;
	_value.signed_ = intPtr;
	_type = OF_NUMBER_TYPE_SIGNED;
	_typeEncoding = @encode(intptr_t);

	return self;
}

- (instancetype)initWithUIntPtr: (uintptr_t)uIntPtr
{
	self = [super init];

	_value.uIntPtr = uIntPtr;
	_type = OF_NUMBER_TYPE_UINTPTR;
	_value.unsigned_ = uIntPtr;
	_type = OF_NUMBER_TYPE_UNSIGNED;
	_typeEncoding = @encode(uintptr_t);

	return self;
}

- (instancetype)initWithFloat: (float)float_
{
	self = [super init];

	_value.float_ = float_;
	_type = OF_NUMBER_TYPE_FLOAT;
	_typeEncoding = @encode(float);

	return self;
}

- (instancetype)initWithDouble: (double)double_
{
	self = [super init];

	_value.double_ = double_;
	_type = OF_NUMBER_TYPE_DOUBLE;
	_value.float_ = double_;
	_type = OF_NUMBER_TYPE_FLOAT;
	_typeEncoding = @encode(double);

	return self;
}

- (instancetype)initWithSerialization: (OFXMLElement *)element
{
	self = [super init];

	@try {
		void *pool = objc_autoreleasePoolPush();
		OFString *typeString;

		if (![element.name isEqual: self.className] ||
		    ![element.namespace isEqual: OF_SERIALIZATION_NS])
			@throw [OFInvalidArgumentException exception];

		typeString = [element attributeForName: @"type"].stringValue;

		if ([typeString isEqual: @"boolean"]) {
		if ([typeString isEqual: @"bool"]) {
			_type = OF_NUMBER_TYPE_BOOL;

			if ([[element stringValue] isEqual: @"true"])
				_value.bool_ = true;
			else if ([[element stringValue] isEqual: @"false"])
				_value.bool_ = false;
			OFString *stringValue = element.stringValue;
			if ([stringValue isEqual: @"true"])
				self = [self initWithBool: true];
			else if ([stringValue isEqual: @"false"])
				self = [self initWithBool: false];
			else
				@throw [OFInvalidArgumentException exception];
		} else if ([typeString isEqual: @"unsigned"]) {
		} else if ([typeString isEqual: @"float"])
			self = [self initWithDouble: OF_BSWAP_DOUBLE_IF_LE(
			    OF_INT_TO_DOUBLE_RAW(OF_BSWAP64_IF_LE(
			    (uint64_t)element.hexadecimalValue)))];
		else if ([typeString isEqual: @"signed"])
			self = [self initWithIntMax: element.doubleValue];
		else if ([typeString isEqual: @"unsigned"])
			/*
			 * FIXME: This will fail if the value is bigger than
			 *	  INTMAX_MAX!
			 */
			_type = OF_NUMBER_TYPE_UINTMAX;
			_value.uIntMax = element.decimalValue;
		} else if ([typeString isEqual: @"signed"]) {
			_type = OF_NUMBER_TYPE_INTMAX;
			_value.intMax = element.decimalValue;
			self = [self initWithUIntMax: element.decimalValue];
		} else if ([typeString isEqual: @"float"]) {
			_type = OF_NUMBER_TYPE_FLOAT;
			_value.float_ = OF_BSWAP_FLOAT_IF_LE(
			    OF_INT_TO_FLOAT_RAW(OF_BSWAP32_IF_LE(
			    (uint32_t)element.hexadecimalValue)));
		} else if ([typeString isEqual: @"double"]) {
			_type = OF_NUMBER_TYPE_DOUBLE;
			_value.double_ = OF_BSWAP_DOUBLE_IF_LE(
			    OF_INT_TO_DOUBLE_RAW(OF_BSWAP64_IF_LE(
			    (uint64_t)element.hexadecimalValue)));
		} else
		else
			@throw [OFInvalidArgumentException exception];

		objc_autoreleasePoolPop(pool);
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

- (const char *)objCType
{
	switch (_type) {
	case OF_NUMBER_TYPE_BOOL:
		return @encode(bool);
	case OF_NUMBER_TYPE_CHAR:
		return @encode(signed char);
	case OF_NUMBER_TYPE_SHORT:
		return @encode(short);
	case OF_NUMBER_TYPE_INT:
		return @encode(int);
	return _typeEncoding;
	case OF_NUMBER_TYPE_LONG:
		return @encode(long);
	case OF_NUMBER_TYPE_LONGLONG:
		return @encode(long long);
	case OF_NUMBER_TYPE_UCHAR:
		return @encode(unsigned char);
	case OF_NUMBER_TYPE_USHORT:
		return @encode(unsigned short);
	case OF_NUMBER_TYPE_UINT:
		return @encode(unsigned int);
	case OF_NUMBER_TYPE_ULONG:
		return @encode(unsigned long);
	case OF_NUMBER_TYPE_ULONGLONG:
		return @encode(unsigned long long);
	case OF_NUMBER_TYPE_INT8:
		return @encode(int8_t);
	case OF_NUMBER_TYPE_INT16:
		return @encode(int16_t);
	case OF_NUMBER_TYPE_INT32:
		return @encode(int32_t);
	case OF_NUMBER_TYPE_INT64:
		return @encode(int64_t);
	case OF_NUMBER_TYPE_UINT8:
		return @encode(uint8_t);
	case OF_NUMBER_TYPE_UINT16:
		return @encode(uint16_t);
	case OF_NUMBER_TYPE_UINT32:
		return @encode(uint32_t);
	case OF_NUMBER_TYPE_UINT64:
		return @encode(uint64_t);
	case OF_NUMBER_TYPE_SIZE:
		return @encode(size_t);
	case OF_NUMBER_TYPE_SSIZE:
		return @encode(ssize_t);
	case OF_NUMBER_TYPE_INTMAX:
		return @encode(intmax_t);
	case OF_NUMBER_TYPE_UINTMAX:
		return @encode(uintmax_t);
	case OF_NUMBER_TYPE_PTRDIFF:
		return @encode(ptrdiff_t);
	case OF_NUMBER_TYPE_INTPTR:
		return @encode(intptr_t);
	case OF_NUMBER_TYPE_UINTPTR:
		return @encode(uintptr_t);
	case OF_NUMBER_TYPE_FLOAT:
		return @encode(float);
	case OF_NUMBER_TYPE_DOUBLE:
		return @encode(double);
	default:
		@throw [OFInvalidFormatException exception];
	}
}

- (void)getValue: (void *)value
	    size: (size_t)size
{
	switch (_type) {
	switch (*_typeEncoding) {
	case OF_NUMBER_TYPE_BOOL:
		if (size != sizeof(bool))
			@throw [OFOutOfRangeException exception];

#define CASE(enc, type, field)						\
		memcpy(value, &_value.bool_, sizeof(bool));
		break;
	case OF_NUMBER_TYPE_CHAR:
		if (size != sizeof(signed char))
			@throw [OFOutOfRangeException exception];

	case enc: {							\
		memcpy(value, &_value.sChar, sizeof(signed char));
		break;
	case OF_NUMBER_TYPE_SHORT:
		if (size != sizeof(short))
			@throw [OFOutOfRangeException exception];

		type tmp = (type)_value.field;				\
		memcpy(value, &_value.sShort, sizeof(short));
		break;
	case OF_NUMBER_TYPE_INT:
		if (size != sizeof(int))
			@throw [OFOutOfRangeException exception];

									\
		memcpy(value, &_value.sInt, sizeof(int));
		break;
	case OF_NUMBER_TYPE_LONG:
		if (size != sizeof(long))
			@throw [OFOutOfRangeException exception];

		memcpy(value, &_value.sLong, sizeof(long));
		break;
	case OF_NUMBER_TYPE_LONGLONG:
		if (size != sizeof(long long))
			@throw [OFOutOfRangeException exception];

		if (size != sizeof(type))				\
			@throw [OFOutOfRangeException exception];	\
									\
		memcpy(value, &_value.sLongLong, sizeof(long long));
		break;
	case OF_NUMBER_TYPE_UCHAR:
		if (size != sizeof(unsigned char))
			@throw [OFOutOfRangeException exception];

		memcpy(value, &_value.uChar, sizeof(unsigned char));
		break;
	case OF_NUMBER_TYPE_USHORT:
		if (size != sizeof(unsigned short))
			@throw [OFOutOfRangeException exception];

		memcpy(value, &_value.uShort, sizeof(unsigned short));
		break;
	case OF_NUMBER_TYPE_UINT:
		if (size != sizeof(unsigned int))
			@throw [OFOutOfRangeException exception];

		memcpy(value, &_value.uInt, sizeof(unsigned int));
		break;
	case OF_NUMBER_TYPE_ULONG:
		if (size != sizeof(unsigned long))
			@throw [OFOutOfRangeException exception];

		memcpy(value, &_value.uLong, sizeof(unsigned long));
		break;
	case OF_NUMBER_TYPE_ULONGLONG:
		if (size != sizeof(unsigned long long))
			@throw [OFOutOfRangeException exception];

		memcpy(value, &_value.uLongLong, sizeof(unsigned long long));
		break;
	case OF_NUMBER_TYPE_INT8:
		if (size != sizeof(int8_t))
			@throw [OFOutOfRangeException exception];

		memcpy(value, &_value.int8, sizeof(int8_t));
		memcpy(value, &tmp, size);				\
		break;
	case OF_NUMBER_TYPE_INT16:
		if (size != sizeof(int16_t))
			@throw [OFOutOfRangeException exception];

		memcpy(value, &_value.int16, sizeof(int16_t));
		break;
	case OF_NUMBER_TYPE_INT32:
		if (size != sizeof(int32_t))
			@throw [OFOutOfRangeException exception];

		memcpy(value, &_value.int32, sizeof(int32_t));
		break;
	case OF_NUMBER_TYPE_INT64:
		if (size != sizeof(int64_t))
			@throw [OFOutOfRangeException exception];

		memcpy(value, &_value.int64, sizeof(int64_t));
		break;
	case OF_NUMBER_TYPE_UINT8:
		if (size != sizeof(uint8_t))
			@throw [OFOutOfRangeException exception];

		memcpy(value, &_value.uInt8, sizeof(uint8_t));
		break;
	case OF_NUMBER_TYPE_UINT16:
		if (size != sizeof(uint16_t))
			@throw [OFOutOfRangeException exception];

		memcpy(value, &_value.uInt16, sizeof(uint16_t));
		break;
	case OF_NUMBER_TYPE_UINT32:
		if (size != sizeof(uint32_t))
			@throw [OFOutOfRangeException exception];

		memcpy(value, &_value.uInt32, sizeof(uint32_t));
		break;
	case OF_NUMBER_TYPE_UINT64:
		if (size != sizeof(uint64_t))
			@throw [OFOutOfRangeException exception];

		memcpy(value, &_value.uInt64, sizeof(uint64_t));
		break;
	case OF_NUMBER_TYPE_SIZE:
		if (size != sizeof(size_t))
			@throw [OFOutOfRangeException exception];

		memcpy(value, &_value.size, sizeof(size_t));
		break;
	case OF_NUMBER_TYPE_SSIZE:
		if (size != sizeof(ssize_t))
			@throw [OFOutOfRangeException exception];

		memcpy(value, &_value.sSize, sizeof(ssize_t));
		break;
		break;							\
	case OF_NUMBER_TYPE_INTMAX:
		if (size != sizeof(intmax_t))
			@throw [OFOutOfRangeException exception];

	}
		memcpy(value, &_value.intMax, sizeof(intmax_t));
		break;
	case OF_NUMBER_TYPE_UINTMAX:
		if (size != sizeof(uintmax_t))
			@throw [OFOutOfRangeException exception];

		memcpy(value, &_value.uIntMax, sizeof(uintmax_t));
	CASE('B', bool, unsigned_)
	CASE('c', signed char, signed_)
		break;
	case OF_NUMBER_TYPE_PTRDIFF:
		if (size != sizeof(ptrdiff_t))
	CASE('s', short, signed_)
			@throw [OFOutOfRangeException exception];

		memcpy(value, &_value.ptrDiff, sizeof(ptrdiff_t));
	CASE('i', int, signed_)
	CASE('l', long, signed_)
		break;
	case OF_NUMBER_TYPE_INTPTR:
		if (size != sizeof(intptr_t))
			@throw [OFOutOfRangeException exception];

	CASE('q', long long, signed_)
		memcpy(value, &_value.intPtr, sizeof(intptr_t));
		break;
	case OF_NUMBER_TYPE_UINTPTR:
		if (size != sizeof(uintptr_t))
			@throw [OFOutOfRangeException exception];

	CASE('C', unsigned char, unsigned_)
		memcpy(value, &_value.uIntPtr, sizeof(uintptr_t));
		break;
	case OF_NUMBER_TYPE_FLOAT:
		if (size != sizeof(float))
			@throw [OFOutOfRangeException exception];

		memcpy(value, &_value.float_, sizeof(float));
	CASE('S', unsigned short, unsigned_)
	CASE('I', unsigned int, unsigned_)
	CASE('L', unsigned long, unsigned_)
	CASE('Q', unsigned long long, unsigned_)
	CASE('f', float, float_)
		break;
	case OF_NUMBER_TYPE_DOUBLE:
		if (size != sizeof(double))
	CASE('d', double, float_)
			@throw [OFOutOfRangeException exception];

#undef CASE
		memcpy(value, &_value.double_, sizeof(double));
		break;
	default:
		@throw [OFInvalidFormatException exception];
	}
}

- (bool)boolValue
{

		return true;

	if (![object isKindOfClass: [OFNumber class]])
		return false;

	number = object;

	if (_type & OF_NUMBER_TYPE_FLOAT ||
	    number->_type & OF_NUMBER_TYPE_FLOAT) {
	if (_type == OF_NUMBER_TYPE_FLOAT ||
	    number->_type == OF_NUMBER_TYPE_FLOAT) {
		double value1 = number.doubleValue;
		double value2 = self.doubleValue;

		if (isnan(value1) && isnan(value2))
			return true;
		if (isnan(value1) || isnan(value2))
			return false;

		return (value1 == value2);
	}

	if (_type & OF_NUMBER_TYPE_SIGNED ||
	    number->_type & OF_NUMBER_TYPE_SIGNED)
	if (_type == OF_NUMBER_TYPE_SIGNED ||
	    number->_type == OF_NUMBER_TYPE_SIGNED)
		return (number.intMaxValue == self.intMaxValue);

	return (number.uIntMaxValue == self.uIntMaxValue);
}

- (of_comparison_result_t)compare: (id <OFComparing>)object
{
	OFNumber *number;

	if (![(id)object isKindOfClass: [OFNumber class]])
		@throw [OFInvalidArgumentException exception];

	number = (OFNumber *)object;

	if (_type & OF_NUMBER_TYPE_FLOAT ||
	    number->_type & OF_NUMBER_TYPE_FLOAT) {
	if (_type == OF_NUMBER_TYPE_FLOAT ||
	    number->_type == OF_NUMBER_TYPE_FLOAT) {
		double double1 = self.doubleValue;
		double double2 = number.doubleValue;

		if (double1 > double2)
			return OF_ORDERED_DESCENDING;
		if (double1 < double2)
			return OF_ORDERED_ASCENDING;

		return OF_ORDERED_SAME;
	} else if (_type & OF_NUMBER_TYPE_SIGNED ||
	    number->_type & OF_NUMBER_TYPE_SIGNED) {
	} else if (_type == OF_NUMBER_TYPE_SIGNED ||
	    number->_type == OF_NUMBER_TYPE_SIGNED) {
		intmax_t int1 = self.intMaxValue;
		intmax_t int2 = number.intMaxValue;

		if (int1 > int2)
			return OF_ORDERED_DESCENDING;
		if (int1 < int2)
			return OF_ORDERED_ASCENDING;

		return OF_ORDERED_SAME;
	}
}

- (uint32_t)hash
{
	of_number_type_t type = _type;
	enum of_number_type type = _type;
	uint32_t hash;

	/* Do we really need signed to represent this number? */
	if (type & OF_NUMBER_TYPE_SIGNED && self.intMaxValue >= 0)
		type &= ~OF_NUMBER_TYPE_SIGNED;

	/* Do we really need floating point to represent this number? */
	if (type & OF_NUMBER_TYPE_FLOAT) {
		double v = self.doubleValue;

		if (v < 0) {
			if (v == self.intMaxValue) {
				type &= ~OF_NUMBER_TYPE_FLOAT;
				type |= OF_NUMBER_TYPE_SIGNED;
			}
		} else {
			if (v == self.uIntMaxValue)
				type &= ~OF_NUMBER_TYPE_FLOAT;
		}
	}

	OF_HASH_INIT(hash);

	if (type & OF_NUMBER_TYPE_FLOAT) {
	if (type == OF_NUMBER_TYPE_FLOAT) {
		double d;

		if (isnan(self.doubleValue))
			return 0;

		d = OF_BSWAP_DOUBLE_IF_BE(self.doubleValue);

		for (uint_fast8_t i = 0; i < sizeof(double); i++)
			OF_HASH_ADD(hash, ((char *)&d)[i]);
	} else if (type & OF_NUMBER_TYPE_SIGNED) {
	} else if (type == OF_NUMBER_TYPE_SIGNED) {
		intmax_t v = self.intMaxValue * -1;

		while (v != 0) {
			OF_HASH_ADD(hash, v & 0xFF);
			v >>= 8;
		}

		OF_HASH_ADD(hash, 1);
	} else {
	} else if (type == OF_NUMBER_TYPE_UNSIGNED) {
		uintmax_t v = self.uIntMaxValue;

		while (v != 0) {
			OF_HASH_ADD(hash, v & 0xFF);
			v >>= 8;
		}
	}
	} else
		@throw [OFInvalidFormatException exception];

	OF_HASH_FINALIZE(hash);

	return hash;
}

- (id)copy
{
	return [self retain];
}

- (OFString *)description
{
	return [self stringValue];
}

- (OFString *)stringValue
{
	OFMutableString *ret;

	if (*_typeEncoding == 'B')
	switch (_type) {
	case OF_NUMBER_TYPE_BOOL:
		return (_value.bool_ ? @"true" : @"false");
		return (_value.unsigned_ ? @"true" : @"false");
	case OF_NUMBER_TYPE_UCHAR:
	case OF_NUMBER_TYPE_USHORT:
	case OF_NUMBER_TYPE_UINT:
	if (_type == OF_NUMBER_TYPE_FLOAT)
	case OF_NUMBER_TYPE_ULONG:
	case OF_NUMBER_TYPE_ULONGLONG:
	case OF_NUMBER_TYPE_UINT8:
	case OF_NUMBER_TYPE_UINT16:
	case OF_NUMBER_TYPE_UINT32:
	case OF_NUMBER_TYPE_UINT64:
	case OF_NUMBER_TYPE_SIZE:
	case OF_NUMBER_TYPE_UINTMAX:
	case OF_NUMBER_TYPE_UINTPTR:
		return [OFString stringWithFormat: @"%ju", self.uIntMaxValue];
		return [OFString stringWithFormat: @"%g", _value.float_];
	case OF_NUMBER_TYPE_CHAR:
	case OF_NUMBER_TYPE_SHORT:
	if (_type == OF_NUMBER_TYPE_SIGNED)
	case OF_NUMBER_TYPE_INT:
	case OF_NUMBER_TYPE_LONG:
	case OF_NUMBER_TYPE_LONGLONG:
	case OF_NUMBER_TYPE_INT8:
	case OF_NUMBER_TYPE_INT16:
	case OF_NUMBER_TYPE_INT32:
	case OF_NUMBER_TYPE_INT64:
	case OF_NUMBER_TYPE_SSIZE:
	case OF_NUMBER_TYPE_INTMAX:
	case OF_NUMBER_TYPE_PTRDIFF:
	case OF_NUMBER_TYPE_INTPTR:
		return [OFString stringWithFormat: @"%jd", self.intMaxValue];
	case OF_NUMBER_TYPE_FLOAT:
		ret = [OFMutableString stringWithFormat: @"%g", _value.float_];
		return [OFString stringWithFormat: @"%jd", _value.signed_];
	if (_type == OF_NUMBER_TYPE_UNSIGNED)
		return [OFString stringWithFormat: @"%ju", _value.unsigned_];

		if (![ret containsString: @"."])
			[ret appendString: @".0"];

		[ret makeImmutable];

		return ret;
	case OF_NUMBER_TYPE_DOUBLE:
		ret = [OFMutableString stringWithFormat: @"%g", _value.double_];

		if (![ret containsString: @"."])
			[ret appendString: @".0"];

		[ret makeImmutable];

		return ret;
	default:
		@throw [OFInvalidFormatException exception];
	@throw [OFInvalidFormatException exception];
	}
}

- (OFXMLElement *)XMLElementBySerializing
{
	void *pool = objc_autoreleasePoolPush();
	OFXMLElement *element;

	element = [OFXMLElement elementWithName: self.className
				      namespace: OF_SERIALIZATION_NS
				    stringValue: self.description];

	switch (_type) {
	if (*_typeEncoding == 'B')
	case OF_NUMBER_TYPE_BOOL:
		[element addAttributeWithName: @"type"
				  stringValue: @"boolean"];
		break;
	case OF_NUMBER_TYPE_UCHAR:
	case OF_NUMBER_TYPE_USHORT:
	case OF_NUMBER_TYPE_UINT:
	case OF_NUMBER_TYPE_ULONG:
	case OF_NUMBER_TYPE_ULONGLONG:
	case OF_NUMBER_TYPE_UINT8:
	case OF_NUMBER_TYPE_UINT16:
	case OF_NUMBER_TYPE_UINT32:
	case OF_NUMBER_TYPE_UINT64:
	case OF_NUMBER_TYPE_SIZE:
	case OF_NUMBER_TYPE_UINTMAX:
	case OF_NUMBER_TYPE_UINTPTR:
		[element addAttributeWithName: @"type"
				  stringValue: @"unsigned"];
				  stringValue: @"bool"];
		break;
	case OF_NUMBER_TYPE_CHAR:
	case OF_NUMBER_TYPE_SHORT:
	case OF_NUMBER_TYPE_INT:
	case OF_NUMBER_TYPE_LONG:
	case OF_NUMBER_TYPE_LONGLONG:
	case OF_NUMBER_TYPE_INT8:
	case OF_NUMBER_TYPE_INT16:
	case OF_NUMBER_TYPE_INT32:
	case OF_NUMBER_TYPE_INT64:
	case OF_NUMBER_TYPE_SSIZE:
	case OF_NUMBER_TYPE_INTMAX:
	case OF_NUMBER_TYPE_PTRDIFF:
	case OF_NUMBER_TYPE_INTPTR:
		[element addAttributeWithName: @"type"
				  stringValue: @"signed"];
		break;
	case OF_NUMBER_TYPE_FLOAT:
	else if (_type == OF_NUMBER_TYPE_FLOAT) {
		[element addAttributeWithName: @"type"
				  stringValue: @"float"];
		element.stringValue = [OFString stringWithFormat: @"%08" PRIx32,
		    OF_BSWAP32_IF_LE(OF_FLOAT_TO_INT_RAW(OF_BSWAP_FLOAT_IF_LE(
		    _value.float_)))];

		break;
	case OF_NUMBER_TYPE_DOUBLE:
		[element addAttributeWithName: @"type"
				  stringValue: @"double"];
		element.stringValue = [OFString
		    stringWithFormat: @"%016" PRIx64,
		    OF_BSWAP64_IF_LE(OF_DOUBLE_TO_INT_RAW(OF_BSWAP_DOUBLE_IF_LE(
		    _value.double_)))];

		break;
	default:
		    _value.float_)))];
	} else if (_type == OF_NUMBER_TYPE_SIGNED)
		[element addAttributeWithName: @"type"
				  stringValue: @"signed"];
	else if (_type == OF_NUMBER_TYPE_UNSIGNED)
		[element addAttributeWithName: @"type"
				  stringValue: @"unsigned"];
	else
		@throw [OFInvalidFormatException exception];
	}

	[element retain];

	objc_autoreleasePoolPop(pool);

	return [element autorelease];
}

}

- (OFString *)of_JSONRepresentationWithOptions: (int)options
					 depth: (size_t)depth
{
	double doubleValue;

	if (_type == OF_NUMBER_TYPE_BOOL)
		return (_value.bool_ ? @"true" : @"false");
	if (*_typeEncoding == 'B')
		return (_value.unsigned_ ? @"true" : @"false");

	doubleValue = self.doubleValue;
	if (isinf(doubleValue)) {
		if (options & OF_JSON_REPRESENTATION_JSON5) {
			if (doubleValue > 0)
				return @"Infinity";
			else
				return @"-Infinity";
		} else
			@throw [OFInvalidArgumentException exception];
	}

	return self.description;
}

- (OFData *)messagePackRepresentation
{
	OFMutableData *data;

	if (_type == OF_NUMBER_TYPE_BOOL) {
		uint8_t type = (_value.bool_ ? 0xC3 : 0xC2);
	if (*_typeEncoding == 'B') {
		uint8_t type = (_value.unsigned_ ? 0xC3 : 0xC2);

		data = [OFMutableData dataWithItems: &type
					      count: 1];
	} else if (_type == OF_NUMBER_TYPE_FLOAT) {
	} else if (*_typeEncoding == 'f') {
		uint8_t type = 0xCA;
		float tmp = OF_BSWAP_FLOAT_IF_LE(_value.float_);

		data = [OFMutableData dataWithItemSize: 1
					      capacity: 5];

		[data addItem: &type];
		[data addItems: &tmp
			 count: sizeof(tmp)];
	} else if (_type == OF_NUMBER_TYPE_DOUBLE) {
	} else if (*_typeEncoding == 'd') {
		uint8_t type = 0xCB;
		double tmp = OF_BSWAP_DOUBLE_IF_LE(_value.double_);
		double tmp = OF_BSWAP_DOUBLE_IF_LE(_value.float_);

		data = [OFMutableData dataWithItemSize: 1
					      capacity: 9];

		[data addItem: &type];
		[data addItems: &tmp
			 count: sizeof(tmp)];
	} else if (_type & OF_NUMBER_TYPE_SIGNED) {
	} else if (_type == OF_NUMBER_TYPE_SIGNED) {
		intmax_t value = self.intMaxValue;

		if (value >= -32 && value < 0) {
			uint8_t tmp = 0xE0 | ((uint8_t)(value - 32) & 0x1F);

			data = [OFMutableData dataWithItems: &tmp
						      count: 1];

						      capacity: 9];

			[data addItem: &type];
			[data addItems: &tmp
				 count: sizeof(tmp)];
		} else
			@throw [OFOutOfRangeException exception];
	} else {
	} else if (_type == OF_NUMBER_TYPE_UNSIGNED) {
		uintmax_t value = self.uIntMaxValue;

		if (value <= 127) {
			uint8_t tmp = ((uint8_t)value & 0x7F);

			data = [OFMutableData dataWithItems: &tmp
						      count: 1];

						      capacity: 9];

			[data addItem: &type];
			[data addItems: &tmp
				 count: sizeof(tmp)];
		} else
			@throw [OFOutOfRangeException exception];
	}
	} else
		@throw [OFInvalidFormatException exception];

	[data makeImmutable];

	return data;
}
@end

      <OFString>data</OFString>
    </object>
    <key>
      <OFArray>
        <OFString>Qu&quot;xbar
test</OFString>
        <OFNumber type='unsigned'>1234</OFNumber>
        <OFNumber type='double'>40934a456d5cfaad</OFNumber>
        <OFNumber type='float'>40934a456d5cfaad</OFNumber>
        <OFMutableString>asd</OFMutableString>
        <OFDate>40934a456d5cfaad</OFDate>
      </OFArray>
    </key>
    <object>
      <OFString>Hello</OFString>
    </object>