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53 lines
1.2 KiB
C
53 lines
1.2 KiB
C
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#ifndef INCLUDED_GSURLSESSIONTASKBODYSOURCE_H
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#define INCLUDED_GSURLSESSIONTASKBODYSOURCE_H
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#import "common.h"
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#import "GSDispatch.h"
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@class NSFileHandle;
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@class NSInputStream;
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typedef NS_ENUM(NSUInteger, GSBodySourceDataChunk) {
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GSBodySourceDataChunkData,
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// The source is depleted.
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GSBodySourceDataChunkDone,
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// Retry later to get more data.
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GSBodySourceDataChunkRetryLater,
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GSBodySourceDataChunkError
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};
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/*
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* A (non-blocking) source for body data.
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*/
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@protocol GSURLSessionTaskBodySource <NSObject>
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/*
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* Get the next chunck of data.
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*/
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- (void) getNextChunkWithLength: (NSInteger)length
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completionHandler: (void (^)(GSBodySourceDataChunk chunk, NSData *data))completionHandler;
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@end
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@interface GSBodyStreamSource : NSObject <GSURLSessionTaskBodySource>
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- (instancetype) initWithInputStream: (NSInputStream*)inputStream;
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@end
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@interface GSBodyDataSource : NSObject <GSURLSessionTaskBodySource>
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- (instancetype)initWithData:(NSData *)data;
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@end
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@interface GSBodyFileSource : NSObject <GSURLSessionTaskBodySource>
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- (instancetype) initWithFileURL: (NSURL*)fileURL
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workQueue: (dispatch_queue_t)workQueue
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dataAvailableHandler: (void (^)(void))dataAvailableHandler;
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@end
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#endif
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