JUCE NSData Utilities

NSDataUtils.h

#pragma once
#include <JuceHeader.h>

#if JUCE_IOS

class NSDataUtils
{
public:
    static String toString(void* data);
    static void* fromString(String dataAsString);
    static size_t getSize(void* data);
};

#endi

NSDataUtils.mm

#import <UIKit/UIKit.h>
#include "NSDataUtils.h"

void* NSDataUtils::fromString (String dataAsString)
{
    NSString* dataAsNSString = [NSString stringWithUTF8String:dataAsString.toRawUTF8()];
    NSData* nsData = [dataAsNSString dataUsingEncoding:NSUTF8StringEncoding];
    return nsData;
}

String NSDataUtils::toString(void* data)
{
    NSData* nsData = (NSData*) data;
    jassert (nsData != nullptr);
    NSString* nsString = [[NSString alloc] initWithData:nsData encoding:NSUTF8StringEncoding];
    auto dataString = String([nsString UTF8String]);
    [nsString release];
    return dataString;
}

size_t NSDataUtils::getSize(void* data)
{
    NSData* nsData = (NSData*) data;
    return static_cast<size_t>([nsData length]);
}