Source/CDLCLinkeditData.m

// -*- mode: ObjC -*-

//  This file is part of class-dump, a utility for examining the Objective-C segment of Mach-O files.
//  Copyright (C) 1997-2019 Steve Nygard.

#import "CDLCLinkeditData.h"

#import "CDMachOFile.h"

@implementation CDLCLinkeditData
{
    struct linkedit_data_command _linkeditDataCommand;
    NSData *_linkeditData;
}

- (id)initWithDataCursor:(CDMachOFileDataCursor *)cursor;
{
    if ((self = [super initWithDataCursor:cursor])) {
        _linkeditDataCommand.cmd     = [cursor readInt32];
        _linkeditDataCommand.cmdsize = [cursor readInt32];
        
        _linkeditDataCommand.dataoff  = [cursor readInt32];
        _linkeditDataCommand.datasize = [cursor readInt32];
    }

    return self;
}

#pragma mark -

- (uint32_t)cmd;
{
    return _linkeditDataCommand.cmd;
}

- (uint32_t)cmdsize;
{
    return _linkeditDataCommand.cmdsize;
}

- (NSData *)linkeditData;
{
    if (_linkeditData == NULL) {
        _linkeditData = [[NSData alloc] initWithBytes:[self.machOFile bytesAtOffset:_linkeditDataCommand.dataoff] length:_linkeditDataCommand.datasize];
    }
    
    return _linkeditData;
}

@end