ObjFW  Check-in [526d04018d]

 * \return The specified object of the OFArray
 */
- (id)objectAtIndex: (size_t)index;

/**
 * \return The last object of the OFDataArray
 */
- (id)lastObject;

/**
 * Adds an object to the OFDataArray.
 *
 * \param obj An object to add
 */
- addObject: (OFObject*)obj;

/**
 * Removes the specified amount of object from the end of the OFDataArray.
 *
 * \param nobjects The number of objects to remove
 */
- removeNObjects: (size_t)nobjects;

}

- initWithObject: (OFObject*)obj
{
	self = [self init];

	@try {
		[array addItem: &obj];
	} @catch (OFException *e) {
		[self dealloc];
		@throw e;
	}

	[obj retain];

      andArgList: (va_list)args
{
	id obj;

	self = [self init];

	@try {
		[array addItem: &first];
		while ((obj = va_arg(args, id)) != nil) {
			[array addItem: &obj];
			[obj retain];
		}
	} @catch (OFException *e) {
		[self dealloc];
		@throw e;
	}

	return self;
}

- initWithCArray: (OFObject**)objs
{
	id *obj;

	self = [self init];

	@try {
		for (obj = objs; *obj != nil; obj++) {
			[array addItem: obj];
			[*obj retain];
		}
	} @catch (OFException *e) {
		[self dealloc];
		@throw e;
	}

}

- (id)objectAtIndex: (size_t)index
{
	return *((OFObject**)[array itemAtIndex: index]);
}

- (id)lastObject
{
	return *((OFObject**)[array lastItem]);
}

- (BOOL)isEqual: (id)obj
{
	OFObject **objs, **objs2;
	size_t i, len, len2;

	for (i = 0; i < len; i++)
		if (![objs[i] isEqual: objs2[i]])
			return NO;

	return YES;
}

- addObject: (OFObject*)obj
{
	@throw [OFNotImplementedException newWithClass: isa
					   andSelector: _cmd];
}

- removeNObjects: (size_t)nobjects
{

/**
 * Adds an object to the autorelease pool at the top of the thread-specific
 * stack.
 *
 * \param obj The object to add to the autorelease pool
 */
+ (void)addObjectToTopmostPool: (OFObject*)obj;

/**
 * Adds an object to the specific autorelease pool.

 *
 * \param obj The object to add to the autorelease pool
 */
- addObject: (OFObject*)obj;

/**
 * Releases all objects in the autorelease pool.
 */
- releaseObjects;
@end

{
	if (self != [OFAutoreleasePool class])
		return;

	pool_list_key = [[OFTLSKey alloc] initWithDestructor: release_list];
}

+ (void)addObjectToTopmostPool: (OFObject*)obj
{
	OFList *pool_list = [OFThread objectForTLSKey: pool_list_key];

	if (pool_list == nil || [pool_list last] == NULL) {
		@try {
			[[self alloc] init];
			pool_list = [OFThread objectForTLSKey: pool_list_key];
		} @catch (OFException *e) {
			[obj release];
			@throw e;
		}
	}

	if (pool_list == nil || [pool_list last] == NULL) {
		[obj release];
		@throw [OFInitializationFailedException newWithClass: self];
	}

	@try {
		[[pool_list last]->object addObject: obj];
	} @catch (OFException *e) {
		[obj release];
		@throw e;
	}
}

- init

	[self releaseObjects];

	[[OFThread objectForTLSKey: pool_list_key] remove: listobj];

	[super dealloc];
}

- addObject: (OFObject*)obj
{
	if (objects == nil)
		objects = [[OFMutableArray alloc] init];

	[objects addObject: obj];
	[obj release];

	return self;
}

- (void)release
{

 * \return The specified item of the OFDataArray
 */
- (void*)itemAtIndex: (size_t)index;

/**
 * \return The last item of the OFDataArray
 */
- (void*)lastItem;

/**
 * Adds an item to the OFDataArray.
 *
 * \param item A pointer to an arbitrary item
 */
- addItem: (void*)item;

/**
 * Adds items from a C array to the OFDataArray.
 *
 * \param nitems The number of items to add
 * \param carray A C array containing the items to add
 */

{
	if (index >= count)
		@throw [OFOutOfRangeException newWithClass: isa];

	return data + index * itemsize;
}

- (void*)lastItem
{
	return data + (count - 1) * itemsize;
}

- addItem: (void*)item
{
	if (SIZE_MAX - count < 1)
		@throw [OFOutOfRangeException newWithClass: isa];

	data = [self resizeMem: data
		      toNItems: count + 1
		      withSize: itemsize];

	if (lastpagebyte == 0)
		lastpagebyte = getpagesize() - 1;

	return self;
}

- addItem: (void*)item
{
	size_t nsize;

	if (SIZE_MAX - count < 1 || count + 1 > SIZE_MAX / itemsize)
		@throw [OFOutOfRangeException newWithClass: isa];

	nsize = ((count + 1) * itemsize + lastpagebyte) & ~lastpagebyte;

	for (i = 0; i < len; i++)
		[objs[i] retain];

	return new;
}

- addObject: (OFObject*)obj
{
	[array addItem: &obj];
	[obj retain];

	return self;
}

- removeNObjects: (size_t)nobjects
{

 * Adds a pointer to the memory pool.
 *
 * This is useful to add memory allocated by functions such as asprintf to the
 * pool so it gets free'd automatically when the object is deallocated.
 *
 * \param ptr A pointer to add to the memory pool
 */
- addItemToMemoryPool: (void*)ptr;

/**
 * Allocate memory and store it in the objects memory pool so it can be free'd
 * automatically when the object is deallocated.
 *
 * \param size The size of the memory to allocate
 * \return A pointer to the allocated memory

- (uint32_t)hash
{
	/* Classes containing data should reimplement this! */
	return (uint32_t)(intptr_t)self;
}

- addItemToMemoryPool: (void*)ptr
{
	void **memchunks;
	size_t memchunks_size;

	memchunks_size = PRE_IVAR->memchunks_size + 1;

	if (SIZE_MAX - PRE_IVAR->memchunks_size < 1 ||

	PRE_IVAR->retain_count++;

	return self;
}

- autorelease
{
	[OFAutoreleasePool addObjectToTopmostPool: self];

	return self;
}

- (size_t)retainCount
{
	return PRE_IVAR->retain_count;

			free(string);
			c = isa;
			[super dealloc];
			@throw [OFInvalidEncodingException newWithClass: c];
	}

	@try {
		[self addItemToMemoryPool: string];
	} @catch (OFException *e) {
		free(string);
		@throw e;
	}

	return self;
}

	array = [OFMutableArray array];

	if (delim_len > length) {
		str = [self copy];

		@try {
			[array addObject: str];
		} @finally {
			[str release];
		}

		[array retain];
		[pool release];

		tmp[i - last] = '\0';
		@try {
			str = [OFString stringWithCString: tmp];
		} @finally {
			free(tmp);
		}

		[array addObject: str];
		[array retain];
		[pool releaseObjects];

		i += delim_len - 1;
		last = i + 1;
	}
	[array addObject: [OFString stringWithCString: string + last]];

	[array retain];
	[pool release];

	return array;
}
@end

int
main()
{
	OFArray *a = [OFArray arrayWithObjects: @"Foo", @"Bar", @"Baz", nil];
	OFArray *b = [OFMutableArray array];
	OFArray *c = [OFArray arrayWithCArray: c_array];

	[b addObject: @"Foo"];
	[b addObject: @"Bar"];
	[b addObject: @"Baz"];

	assert([a count] == 3);
	assert([b count] == 3);
	assert([c count] == 3);
	assert([a isEqual: b]);
	assert([a isEqual: c]);

	[b removeNObjects: 1];
	[b addObject: @"Baz"];
	assert([a isEqual: b]);

	[b removeNObjects: 1];
	[b addObject: @"Qux"];
	assert(![a isEqual: b]);

	CATCH_EXCEPTION([a objectAtIndex: 3], OFOutOfRangeException)
	CATCH_EXCEPTION([a addObject: @"foo"], OFNotImplementedException)

	return 0;
}

	CATCH_EXCEPTION([a addNItems: SIZE_MAX				\
			  fromCArray: NULL],				\
	    OFOutOfRangeException)					\
									\
	puts("Trying to add something after that error...");		\
	p = [a allocWithSize: 4096];					\
	memset(p, 255, 4096);						\
	[a addItem: p];							\
	if (!memcmp([a lastItem], p, 4096))				\
		puts("[a lastItem] matches with p!");			\
	else {								\
		puts("[a lastItem] does not match p!");			\
		abort();						\
	}								\
	[a freeMem: p];							\
									\
	puts("Adding more data...");					\
	q = [a allocWithSize: 4096];					\
	memset(q, 42, 4096);						\
	[a addItem: q];							\
	if (!memcmp([a lastItem], q, 4096))				\
		puts("[a lastItem] matches with q!");			\
	else {								\
		puts("[a lastItem] does not match q!");			\
		abort();						\
	}								\
	[a freeMem: q];							\
									\
	puts("Adding multiple items at once...");			\
	p = [a allocWithSize: 8192];					\
	memset(p, 64, 8192);						\
	[a addNItems: 2							\
	  fromCArray: p];						\
	if (!memcmp([a lastItem], [a itemAtIndex: [a count] - 2], 4096) && \
	    !memcmp([a itemAtIndex: [a count] - 2], p, 4096))		\
		puts("[a lastItem], [a itemAtIndex: [a count] - 2] "	\
		    "and p match!");					\
	else {								\
		puts("[a lastItem], [a itemAtIndex: [a count] - 2] "	\
		    "and p do not match!");				\
		abort();						\
	}								\
	[a freeMem: p];							\
									\
	i = [a count];							\
	puts("Removing 2 items...");					\
	[a removeNItems: 2];						\

									\
	[a release];							\
									\
	puts("Creating new array and using it to build a string...");	\
	a = [[type alloc] initWithItemSize: 1];				\
									\
	for (i = 0; i < strlen(str); i++)				\
		[a addItem: (void*)&str[i]];				\
	[a addItem: ""];						\
									\
	if (!strcmp([a data], str))					\
		puts("Built string matches!");				\
	else {								\
		puts("Built string does not match!");			\
		abort();						\
	}								\

	}

	if ([x hash] != [y hash]) {
		puts("FAIL 2!");
		return 1;
	}

	[x addItem: "x"];
	if ([x isEqual: y]) {
		puts("FAIL 3!");
		return 1;
	}
	[pool releaseObjects];

	x = [OFDataArray dataArrayWithItemSize: 2];

	  fromCArray: "abc"];
	y = [x copy];
	if ([x compare: y]) {
		puts("FAIL 5!");
		return 1;
	}

	[y addItem: "de"];
	if ([x compare: y] != -100) {
		puts("FAIL 6!");
		return 1;
	}

	if ([y hash] != 0xCD8B6206) {
		puts("FAIL 7!");
		return 1;
	}
	[pool release];

	return 0;
}