HFByteArrayEditScript.h

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//
//  HFByteArrayEditScript.h
//  HexFiend_2
//
//  Copyright 2010 ridiculous_fish. All rights reserved.
//

#import <Cocoa/Cocoa.h>
#import <HexFiend/HFTYpes.h>

@class HFByteArray, HFProgressTracker;

struct HFEditInstruction_t {
    HFRange src;
    
    HFRange dst;
};

@interface HFByteArrayEditScript : NSObject {
    HFByteArray *source;
    HFByteArray *destination;
    
    unsigned long long sourceLength;
    unsigned long long destLength;
    
    volatile const int *cancelRequested;
    volatile int64_t *currentProgress;
    
    int32_t concurrentProcesses;
    dispatch_queue_t insnQueue;
    __strong struct HFEditInstruction_t *insns;
    size_t insnCount, insnCapacity;
}

- (id)initWithDifferenceFromSource:(HFByteArray *)src toDestination:(HFByteArray *)dst trackingProgress:(HFProgressTracker *)progressTracker;

- (void)applyToByteArray:(HFByteArray *)byteArray;

- (NSUInteger)numberOfInstructions;

- (struct HFEditInstruction_t)instructionAtIndex:(NSUInteger)index;

@end

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