@@ -29,10 +29,11 @@
 #import "OFInvalidEncodingException.h"
 #import "OFInvalidFormatException.h"
 #import "OFOpenWindowsRegistryKeyFailedException.h"
 #import "OFOutOfRangeException.h"
 #import "OFSetWindowsRegistryValueFailedException.h"
+#import "OFUndefinedKeyException.h"
 
 OF_DIRECT_MEMBERS
 @interface OFWindowsRegistryKey ()
 - (instancetype)of_initWithHKey: (HKEY)hKey close: (bool)close;
 @end
@@ -362,10 +363,77 @@
 
 	[self setData: data forValueNamed: name type: type];
 
 	objc_autoreleasePoolPop(pool);
 }
+
+- (uint32_t)DWORDForValueNamed: (OFString *)name
+{
+	void *pool = objc_autoreleasePoolPush();
+	DWORD type, ret;
+	OFData *data = [self dataForValueNamed: name type: &type];
+
+	if (data == nil)
+		/* TODO: This exception is not ideal. */
+		@throw [OFUndefinedKeyException exceptionWithObject: self
+								key: name
+							      value: nil];
+
+	if (type != REG_DWORD)
+		@throw [OFInvalidEncodingException exception];
+
+	if (data.count != sizeof(ret) || data.itemSize != 1)
+		@throw [OFInvalidFormatException exception];
+
+	memcpy(&ret, data.items, sizeof(ret));
+
+	objc_autoreleasePoolPop(pool);
+
+	return ret;
+}
+
+- (void)setDWORD: (uint32_t)dword forValueNamed: (OFString *)name
+{
+	void *pool = objc_autoreleasePoolPush();
+	OFData *data = [OFData dataWithItems: &dword count: sizeof(dword)];
+	[self setData: data forValueNamed: name type: REG_DWORD];
+	objc_autoreleasePoolPop(pool);
+}
+
+- (uint64_t)QWORDForValueNamed: (OFString *)name
+{
+	void *pool = objc_autoreleasePoolPush();
+	DWORD type;
+	uint64_t ret;
+	OFData *data = [self dataForValueNamed: name type: &type];
+
+	if (data == nil)
+		/* TODO: This exception is not ideal. */
+		@throw [OFUndefinedKeyException exceptionWithObject: self
+								key: name
+							      value: nil];
+
+	if (type != REG_QWORD)
+		@throw [OFInvalidEncodingException exception];
+
+	if (data.count != sizeof(ret) || data.itemSize != 1)
+		@throw [OFInvalidFormatException exception];
+
+	memcpy(&ret, data.items, sizeof(ret));
+
+	objc_autoreleasePoolPop(pool);
+
+	return ret;
+}
+
+- (void)setQWORD: (uint64_t)qword forValueNamed: (OFString *)name
+{
+	void *pool = objc_autoreleasePoolPush();
+	OFData *data = [OFData dataWithItems: &qword count: sizeof(qword)];
+	[self setData: data forValueNamed: name type: REG_QWORD];
+	objc_autoreleasePoolPop(pool);
+}
 
 - (void)deleteValueNamed: (OFString *)name
 {
 	void *pool = objc_autoreleasePoolPush();
 	LSTATUS status;