/*

    Copyright (C) 2016 Apple Inc. All Rights Reserved.

    See LICENSE.txt for this sample’s licensing information

    Abstract:

    Compatibility shim for OS X 10.10 / iOS 8 networking methods.

 */

#import "QNetworkAdditions.h"

@implementation QNetworkAdditions

+ (void)getStreamsToHostWithName:(NSString *)hostname 

    port:(NSInteger)port 

    inputStream:( NSInputStream  * __autoreleasing __nonnull * __nullable)inputStream 

    outputStream:(NSOutputStream * __autoreleasing __nonnull * __nullable)outputStream {

    CFReadStreamRef     readStream;

    CFWriteStreamRef    writeStream;

    assert(hostname != nil);

    assert( (port > 0) && (port < 65536) );

    assert( (inputStream != NULL) || (outputStream != NULL) );

    readStream = NULL;

    writeStream = NULL;

    CFStreamCreatePairWithSocketToHost(

        NULL,

        (__bridge CFStringRef) hostname,

        (UInt32) port,

        ((inputStream  != NULL) ? &readStream : NULL),

        ((outputStream != NULL) ? &writeStream : NULL)

    );

    if (inputStream != NULL) {

        *inputStream  = CFBridgingRelease(readStream);

    }

    if (outputStream != NULL) {

        *outputStream = CFBridgingRelease(writeStream);

    }

}

@end