[AltServer] Adds Sparkle support

Pods/Sparkle/Sparkle.framework/Versions/A/Headers/SPUDownloaderProtocol.h

@@ -0,0 +1,34 @@
+//
+//  SPUDownloaderProtocol.h
+//  PersistentDownloader
+//
+//  Created by Mayur Pawashe on 4/1/16.
+//  Copyright © 2016 Sparkle Project. All rights reserved.
+//
+
+#if __has_feature(modules)
+@import Foundation;
+#else
+#import <Foundation/Foundation.h>
+#endif
+
+NS_ASSUME_NONNULL_BEGIN
+
+@class SPUURLRequest;
+
+// The protocol that this service will vend as its API. This header file will also need to be visible to the process hosting the service.
+@protocol SPUDownloaderProtocol
+
+- (void)startPersistentDownloadWithRequest:(SPUURLRequest *)request bundleIdentifier:(NSString *)bundleIdentifier desiredFilename:(NSString *)desiredFilename;
+
+- (void)startTemporaryDownloadWithRequest:(SPUURLRequest *)request;
+
+- (void)downloadDidFinish;
+
+- (void)cleanup;
+
+- (void)cancel;
+
+@end
+
+NS_ASSUME_NONNULL_END