ObjFW  Diff

#include <assert.h>

#import "OFDictionary.h"
#import "OFDictionary_hashtable.h"
#import "OFArray.h"
#import "OFString.h"
#import "OFXMLElement.h"
#import "OFDataArray.h"
#import "OFData.h"

#import "OFInvalidArgumentException.h"
#import "OFOutOfRangeException.h"
#import "OFUndefinedKeyException.h"

static struct {
	Class isa;

	[JSON makeImmutable];

	objc_autoreleasePoolPop(pool);

	return JSON;
}

- (OFDataArray *)messagePackRepresentation
- (OFData *)messagePackRepresentation
{
	OFDataArray *data;
	OFMutableData *data;
	size_t i, count;
	void *pool;
	OFEnumerator *keyEnumerator, *objectEnumerator;
	id key, object;

	data = [OFDataArray dataArray];
	data = [OFMutableData data];
	count = [self count];

	if (count <= 15) {
		uint8_t tmp = 0x80 | ((uint8_t)count & 0xF);
		[data addItem: &tmp];
	} else if (count <= UINT16_MAX) {
		uint8_t type = 0xDE;

	i = 0;
	keyEnumerator = [self keyEnumerator];
	objectEnumerator = [self objectEnumerator];
	while ((key = [keyEnumerator nextObject]) != nil &&
	    (object = [objectEnumerator nextObject]) != nil) {
		void *pool2 = objc_autoreleasePoolPush();
		OFDataArray *child;
		OFData *child;

		i++;

		child = [key messagePackRepresentation];
		[data addItems: [child items]
			 count: [child count]];

		child = [object messagePackRepresentation];
		[data addItems: [child items]
			 count: [child count]];

		objc_autoreleasePoolPop(pool2);
	}

	assert(i == count);

	[data makeImmutable];

	objc_autoreleasePoolPop(pool);

	return data;
}
@end