Fixed some compiler warnings

.gitignore

@@ -1,6 +1,6 @@
-.DS_Store
 *.pbxuser
 *.mode1v3
 *.mode2v3
-xcuserdata
-*~
+*xcuserdata*
+*xcworkspace*
+._*

Core/Categories/DDData.m

@@ -31,9 +31,9 @@ - (NSString *)hexStringValue
 	NSMutableString *stringBuffer = [NSMutableString stringWithCapacity:([self length] * 2)];
 
     const unsigned char *dataBuffer = [self bytes];
-    int i;
+    NSUInteger i = 0;
 
-    for (i = 0; i < [self length]; ++i)
+    for (i = 0; i != [self length]; ++i)
 	{
         [stringBuffer appendFormat:@"%02x", (unsigned int)dataBuffer[i]];
 	}
@@ -43,6 +43,9 @@ - (NSString *)hexStringValue
 
 - (NSString *)base64Encoded
 {
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wsign-conversion"
+#pragma clang diagnostic ignored "-Wconversion"
 	const unsigned char	*bytes = [self bytes];
 	NSMutableString *result = [NSMutableString stringWithCapacity:[self length]];
 	unsigned long ixtext = 0;
@@ -91,6 +94,7 @@ - (NSString *)base64Encoded
 	}
 
 	return [NSString stringWithString:result];
+#pragma clang diagnostic pop
 }
 
 - (NSData *)base64Decoded
@@ -140,9 +144,12 @@ - (NSData *)base64Decoded
 			if( ixinbuf == 4 )
 			{
 				ixinbuf = 0;
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wconversion"
 				outbuf [0] = ( inbuf[0] << 2 ) | ( ( inbuf[1] & 0x30) >> 4 );
 				outbuf [1] = ( ( inbuf[1] & 0x0F ) << 4 ) | ( ( inbuf[2] & 0x3C ) >> 2 );
 				outbuf [2] = ( ( inbuf[2] & 0x03 ) << 6 ) | ( inbuf[3] & 0x3F );
+#pragma clang diagnostic pop                
 
 				for( i = 0; i < ctcharsinbuf; i++ )
 					[result appendBytes:&outbuf[i] length:1];

Core/HTTPConnection.h

@@ -15,15 +15,24 @@
 
 @interface HTTPConfig : NSObject
 {
+#if __has_feature(objc_arc_weak)
+	HTTPServer __weak *server;
+#else
 	HTTPServer __unsafe_unretained *server;
+#endif
 	NSString __strong *documentRoot;
 	dispatch_queue_t queue;
 }
 
 - (id)initWithServer:(HTTPServer *)server documentRoot:(NSString *)documentRoot;
 - (id)initWithServer:(HTTPServer *)server documentRoot:(NSString *)documentRoot queue:(dispatch_queue_t)q;
 
+#if __has_feature(objc_arc_weak)
+@property (nonatomic, weak, readonly) HTTPServer *server;
+#else
 @property (nonatomic, unsafe_unretained, readonly) HTTPServer *server;
+#endif
+
 @property (nonatomic, strong, readonly) NSString *documentRoot;
 @property (nonatomic, readonly) dispatch_queue_t queue;
 

Core/HTTPConnection.m

@@ -139,8 +139,10 @@ + (NSString *)generateNonce
 		[recentNonces addObject:newNonce];
 	}});
 
-	double delayInSeconds = TIMEOUT_NONCE;
-	dispatch_time_t popTime = dispatch_time(DISPATCH_TIME_NOW, delayInSeconds * NSEC_PER_SEC);
+	uint64_t delayInSeconds = TIMEOUT_NONCE;
+    int64_t delay = (int64_t)(delayInSeconds * NSEC_PER_SEC);
+
+	dispatch_time_t popTime = dispatch_time(DISPATCH_TIME_NOW, delay);
 	dispatch_after(popTime, recentNonceQueue, ^{ @autoreleasepool {
 
 		[recentNonces removeObject:newNonce];
@@ -819,7 +821,7 @@ - (BOOL)parseRangeRequest:(NSString *)rangeHeader withContentLength:(UInt64)cont
 				// r2 is the number of ending bytes to include in the range
 
 				if(!hasR2) return NO;
-				if(r2 > contentLength) return NO;
+				if(r2 > contentLength) r2 = contentLength;
 
 				UInt64 startIndex = contentLength - r2;
 
@@ -842,7 +844,7 @@ - (BOOL)parseRangeRequest:(NSString *)rangeHeader withContentLength:(UInt64)cont
 				// Note: The range is inclusive. So 0-1 has a length of 2 bytes.
 
 				if(r1 > r2) return NO;
-				if(r2 >= contentLength) return NO;
+				if(r2 >= contentLength) r2 = contentLength - 1;
 
 				[ranges addObject:[NSValue valueWithDDRange:DDMakeRange(r1, r2 - r1 + 1)]];
 			}

Core/HTTPMessage.m

@@ -48,14 +48,21 @@ - (void)dealloc
 	}
 }
 
+-(BOOL)booleanToBool:( Boolean )value
+{
+    BOOL result = ( 0 == value ) ? NO : YES;
+    return result;
+}
+
 - (BOOL)appendData:(NSData *)data
 {
-	return CFHTTPMessageAppendBytes(message, [data bytes], [data length]);
+    CFIndex cfDataLength = (CFIndex)[data length];
+	return [ self booleanToBool: CFHTTPMessageAppendBytes(message, [data bytes], cfDataLength) ];
 }
 
 - (BOOL)isHeaderComplete
 {
-	return CFHTTPMessageIsHeaderComplete(message);
+	return [ self booleanToBool: CFHTTPMessageIsHeaderComplete(message) ];
 }
 
 - (NSString *)version