Fix leaking CoreFoundation stuff when running with GC

@@ -30,7 +30,7 @@
 #pragma mark utilities
 - (NSString*)encodeURL:(NSString *)string
 {
-	NSString *newString = [(NSString *)CFURLCreateStringByAddingPercentEscapes(kCFAllocatorDefault, (CFStringRef)string, NULL, CFSTR(":/?#[]@!$ &'()*+,;=\"<>%{}|\\^~`"), CFStringConvertNSStringEncodingToEncoding([self stringEncoding])) autorelease];
+	NSString *newString = NSMakeCollectable([(NSString *)CFURLCreateStringByAddingPercentEscapes(kCFAllocatorDefault, (CFStringRef)string, NULL, CFSTR(":/?#[]@!$ &'()*+,;=\"<>%{}|\\^~`"), CFStringConvertNSStringEncodingToEncoding([self stringEncoding])) autorelease]);
 	if (newString) {
 		return newString;
 	}

@@ -23,7 +23,7 @@
 
 
 // Automatically set on build
-NSString *ASIHTTPRequestVersion = @"v1.6.2-22 2010-06-19";
+NSString *ASIHTTPRequestVersion = @"v1.6.2-23 2010-06-20";
 
 NSString* const NetworkRequestErrorDomain = @"ASIHTTPRequestErrorDomain";
 
@@ -871,13 +871,13 @@ static BOOL isiPhoneOS2;
 			// Can't detect proxies in 2.2.1 Simulator
 			NSDictionary *proxySettings = [NSMutableDictionary dictionary];	
 #else
-			NSDictionary *proxySettings = [(NSDictionary *)CFNetworkCopySystemProxySettings() autorelease];
+			NSDictionary *proxySettings = NSMakeCollectable([(NSDictionary *)CFNetworkCopySystemProxySettings() autorelease]);
 #endif
 #else
-			NSDictionary *proxySettings = [(NSDictionary *)SCDynamicStoreCopyProxies(NULL) autorelease];
+			NSDictionary *proxySettings = NSMakeCollectable([(NSDictionary *)SCDynamicStoreCopyProxies(NULL) autorelease]);
 #endif
 			
-			proxies = [(NSArray *)CFNetworkCopyProxiesForURL((CFURLRef)[self url], (CFDictionaryRef)proxySettings) autorelease];
+			proxies = NSMakeCollectable([(NSArray *)CFNetworkCopyProxiesForURL((CFURLRef)[self url], (CFDictionaryRef)proxySettings) autorelease]);
 			
 			// Now check to see if the proxy settings contained a PAC url, we need to run the script to get the real list of proxies if so
 			NSDictionary *settings = [proxies objectAtIndex:0];
@@ -1169,7 +1169,7 @@ static BOOL isiPhoneOS2;
 			[self setLastBytesSent:totalBytesSent];	
 			
 			// Find out how much data we've uploaded so far
-			[self setTotalBytesSent:[[(NSNumber *)CFReadStreamCopyProperty((CFReadStreamRef)[self readStream], kCFStreamPropertyHTTPRequestBytesWrittenCount) autorelease] unsignedLongLongValue]];
+			[self setTotalBytesSent:[NSMakeCollectable([(NSNumber *)CFReadStreamCopyProperty((CFReadStreamRef)[self readStream], kCFStreamPropertyHTTPRequestBytesWrittenCount) autorelease]) unsignedLongLongValue]];
 			if (totalBytesSent > lastBytesSent) {
 				
 				// We've uploaded more data,  reset the timeout
@@ -1772,7 +1772,7 @@ static BOOL isiPhoneOS2;
 	if ([self shouldAttemptPersistentConnection]) {
 		
 		NSString *connectionHeader = [[[self responseHeaders] objectForKey:@"Connection"] lowercaseString];
-		NSString *httpVersion = [(NSString *)CFHTTPMessageCopyVersion(message) autorelease];
+		NSString *httpVersion = NSMakeCollectable([(NSString *)CFHTTPMessageCopyVersion(message) autorelease]);
 		
 		// Don't re-use the connection if the server is HTTP 1.0 and didn't send Connection: Keep-Alive
 		if (![httpVersion isEqualToString:(NSString *)kCFHTTPVersion1_0] || [connectionHeader isEqualToString:@"keep-alive"]) {
@@ -2551,7 +2551,7 @@ static BOOL isiPhoneOS2;
 	[progressLock lock];	
 	// Find out how much data we've uploaded so far
 	[self setLastBytesSent:totalBytesSent];	
-	[self setTotalBytesSent:[[(NSNumber *)CFReadStreamCopyProperty((CFReadStreamRef)[self readStream], kCFStreamPropertyHTTPRequestBytesWrittenCount) autorelease] unsignedLongLongValue]];
+	[self setTotalBytesSent:[NSMakeCollectable([(NSNumber *)CFReadStreamCopyProperty((CFReadStreamRef)[self readStream], kCFStreamPropertyHTTPRequestBytesWrittenCount) autorelease]) unsignedLongLongValue]];
 	[self setComplete:YES];
 	[self updateProgressIndicators];
 
@@ -2636,6 +2636,17 @@ static BOOL isiPhoneOS2;
 - (void)markAsFinished
 {
 	[[self retain] autorelease];
+	
+	// release won't be called when running with GC, so we'll clean these up now
+	if (request) {
+		CFMakeCollectable(request);
+	}
+	if (requestAuthentication) {
+		CFMakeCollectable(requestAuthentication);
+	}
+	if (proxyAuthentication) {
+		CFMakeCollectable(proxyAuthentication);
+	}
 	[self willChangeValueForKey:@"isFinished"];
 	[self setInProgress:NO];
 	[self didChangeValueForKey:@"isFinished"];
@@ -2666,7 +2677,7 @@ static BOOL isiPhoneOS2;
 - (void)handleStreamError
 
 {
-	NSError *underlyingError = [(NSError *)CFReadStreamCopyError((CFReadStreamRef)[self readStream]) autorelease];
+	NSError *underlyingError = NSMakeCollectable([(NSError *)CFReadStreamCopyError((CFReadStreamRef)[self readStream]) autorelease]);
 	
 	[self cancelLoad];
 	
@@ -3393,10 +3404,10 @@ static BOOL isiPhoneOS2;
 	}
 	// Obtain the list of proxies by running the autoconfiguration script
 #if TARGET_IPHONE_SIMULATOR && __IPHONE_OS_VERSION_MIN_REQUIRED < __IPHONE_3_0
-	NSArray *proxies = [(NSArray *)CFNetworkCopyProxiesForAutoConfigurationScript((CFStringRef)script,(CFURLRef)theURL) autorelease];
+	NSArray *proxies = NSMakeCollectable([(NSArray *)CFNetworkCopyProxiesForAutoConfigurationScript((CFStringRef)script,(CFURLRef)theURL) autorelease]);
 #else
 	CFErrorRef err2 = NULL;
-	NSArray *proxies = [(NSArray *)CFNetworkCopyProxiesForAutoConfigurationScript((CFStringRef)script,(CFURLRef)theURL, &err2) autorelease];
+	NSArray *proxies = NSMakeCollectable([(NSArray *)CFNetworkCopyProxiesForAutoConfigurationScript((CFStringRef)script,(CFURLRef)theURL, &err2) autorelease]);
 	if (err2) {
 		return nil;
 	}
@@ -3420,7 +3431,7 @@ static BOOL isiPhoneOS2;
 	if (!MIMEType) {
 		return @"application/octet-stream";
 	}
-    return [(NSString *)MIMEType autorelease];
+    return NSMakeCollectable([(NSString *)MIMEType autorelease]);
 }
 
 #pragma mark bandwidth measurement / throttling