iOS and OS X Network Programming Cookbook电子书

iOS and OS X Network Programming Cookbook

Table of Contents

iOS and OS X Network Programming Cookbook

Credits

About the Author

About the Reviewers

www.PacktPub.com

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Free Access for Packt account holders

Preface

What this book covers

What you need for this book

Who this book is for

Conventions

Reader feedback

Customer support

Downloading the example code

Errata

Piracy

Questions

1. BSD Socket Library

Introduction

Finding the byte order of your device

Getting ready

How to do it…

How it works…

Retrieving network address information

Getting ready

How to do it…

How it works…

Performing a network address resolution

Getting ready

How to do it…

Creating the AddrInfo header file

Creating the AddrInfo implementation file

Using the AddrInfo class to perform the address/hostname resolution

How it works…

Creating an echo server

Getting ready

How to do it….

Creating the BSDSocketServer header file

Creating the BSDSocketServer implementation file

Using the BSDSocketServer class to start the echo server

How it works…

Creating an echo client

Getting ready

How to do it…

Creating the BSDSocketClient header file

Creating the BSDSocketClient implementation file

Using the BSDSocketClient to connect to our echo server

How it works…

Creating a data server

Getting ready

How to do it…

Updating the BSDSocketServer header file

Updating the BSDSocketServer implementation file

Using the BSDSocketServer to create our data server

How it works…

Creating a data client

Getting ready

How to do it…

Updating the BSDSocketClient header file

Updating the BSDSocketClient implementation file

Using the BSDSocketClient to connect to our data server

How it works…

2. Apple Low-level Networking

Introduction

Retrieving network address information

Getting ready

How to do it...

How it works…

Performing a network address resolution

Getting ready

How to do it…

Creating the CFNetworkUtilities header file

Creating the CFNetworkUtilities implementation file

How it works...

Creating an echo server

Getting ready

How to do it...

Creating the CFSocketServer header file

Creating the CFSocketServer implementation file

How it works...

Creating an echo client

Getting ready

How to do it...

Creating the CFSocketClient header file

Creating the CFSocketClient implementation file

Using the CFSocketClient class

How it works...

Creating a server to receive data

Getting ready

How to do it…

Updating the CFSocketServer header file

Updating the CFSocketServer implementation file

Using the CFSocketServer class

How it works...

Creating a client to send data

Getting ready

How to do it...

Updating the CFSocketClient header file

Updating the CFSocketClient implementation file

How it works...

Checking the network status

Getting ready

How to do it...

Creating the NetworkDetect header file

Creating the NetworkDetect implementation file

How it works...

3. Using Libnet

Introduction

Installing libnet

Getting ready

How to do it…

How it works…

Adding libnet to your project

Getting ready

How to do it…

How it works…

Resolving names to addresses with libnet

Getting ready

How to do it…

Importing the libnet header

How it works…

Retrieving local addresses with libnet

Getting ready

How to do it…

Importing the libnet header

Retrieving the local IP and hardware addresses of our device

How it works…

Constructing a Ping packet with libnet

Getting ready

How to do it…

Importing the libnet header

Defining variables

Initiating the libnet context

Setting the target and source IP addresses

Creating a random number to be used as an identifier

Building the ICMP header

Building the IPv4 header

Injecting the ICMP packet

How it works…

Constructing a UDP packet with libnet

Getting ready

How to do it…

Importing the libnet header

Initiating the libnet context

Setting the target and source IP addresses

Creating a random number to be used as an identifier

Building the UDP header

Building the IPv4 header

Injecting the packet

How it works…

Constructing a TCP packet with libnet

Getting ready

How to do it…

Importing the libnet header

Defining variables

Initiating the libnet context

Setting the target and source IP addresses

Creating a random number to be used as an identifier

Building the TCP header

Building the IPv4 header

Injecting the packet

How it works…

4. Using Libpcap

Introduction

Adding libpcap to your project

Getting ready

How to do it…

How it works…

Retrieving network device information

Getting ready

How to do it…

How it works…

Capturing packets

Getting ready

How to do it…

How it works…

Decoding Ethernet headers

Getting ready

How to do it…

How it works…

Decoding IP headers

Getting ready

How to do it…

How it works…

Decoding ARP headers

Getting ready

How to do it…

How it works…

Decoding TCP headers

Getting ready

How to do it…

How it works…

Decoding UDP headers

Getting ready

How to do it…

How it works…

Decoding ICMP headers

Getting ready

How to do it…

How it works…

Filtering packets

Getting ready

How to do it…

How it works…

Saving a capture file

Getting ready

How to do it…

How it works…

Creating a simple port scanner using libnet and libpcap together

Getting ready

How to do it…

How it works…

5. Apple High-level Networking

Introduction

Performing HTTP(S) synchronous GET requests

Getting ready

How to do it…

Creating the WebServiceConnectSynchronous header file

Creating the sendGetRequest:toURL: method

How it works…

Performing HTTP(S) synchronous POST requests

Getting ready

How to do it…

Updating the WebServiceConnectSynchronous header file

Creating the sendPostRequest:toUrl: method

How it works…

Performing HTTP(S) asynchronous GET requests

Getting ready

How to do it…

Creating the WebServiceConnectAsynchronous header file

Creating the sendGetRequest:toURL: method

Creating the connection:didReceiveResponse: callback method

Creating the connection:didReceiveData: callback method

Creating the connection:didFailWithError: callback method

Creating the connectionDidFinishLoading: callback method

Creating the connection:willSendRedirect:redirectResponse: callback method

Creating the connection:willCacheResponse: callback method

How it works…

Performing HTTP(S) asynchronous POST requests

Getting ready

How to do it…

Updating the WebServiceConnectAsynchronous header file

Creating the sendPostRequest:toURL: method

How it works…

Parsing an RSS feed with NSXMLParser, NSURL, and NSData

Getting ready

How to do it…

Creating the RSSItem header file

Creating the RSSItem implementation file

Creating the ParseRSS header file

Creating the initWithUrl: constructor

Creating the parseXMLFileAtUrl: method

Creating the parserDidStartDocument: NSXMLParserDelegate method

Creating the parser:parserErrorOccurred: NSXMLParserDelegate method

Creating the parser:didStartElement:namespaceURI:qualifiedName:attributes: NSXMLParserDelegate method

Creating the parser:didEndElement:namespaceURI:qualifiedName: NSXMLParserDelegate method

Creating the parser:foundCharacters: NSXMLParserDelegate method

Creating the parserDidEndDocument: NSXMLParserDelegate method

How it works…

Creating a peer-to-peer bluetooth network

Getting ready

How to do it…

Displaying the GKPeerPickerController

Creating the two delegate methods for GKPeerPickerControllerDelegate

Disconnecting from the peer network

Sending data to the peer

Receiving data from the peer

How it works…

6. Bonjour

Introduction

Publishing a Bonjour service

Getting ready

How to do it...

How it works...

Discovering a Bonjour service

Getting ready

How to do it...

How it works...

Resolving a Bonjour service

Getting ready

How to do it...

How it works...

Creating an echo server that uses Bonjour to advertise the service

Getting ready

How to do it...

How it works...

Creating an echo client that uses Bonjour to discover the service

Getting ready

How to do it...

How it works...

7. AFNetworking 2.0 Library

Introduction

Checking the network connection type and changes

Getting ready

How to do it…

How it works…

Creating a web client using AFHTTPSessionManager

Getting ready

How to do it…

Creating the ITunesClient header file

Creating the sharedClient method

Creating the searchType:withTerm:completion: method

Using the ITunesClient class

How it works…

Creating a custom response serializer

Getting ready

How to do it…

Creating the AlbumInformation header file

Creating the AlbumInformation implementation file

Creating the ITunesResponseSerializer header file

Creating the ITunesResponseSerializer implementation file

Adding ITunesResponseSerializer to our ITunesClient

Using the new ITunesClient class

How it works…

Using the UIImageView+AFNetworking category

Getting ready

How to do it…

Updating the ViewController header file

Updating the viewDidLoad method of the ViewController

Creating the UITableView delegate methods

How it works…

Downloading files with a progress bar

Getting ready

How to do it…

Creating the download task

Adding the progressView

How it works…

8. MKNetworkKit

Introduction

Creating and using the MKNetworkKit engine

Getting ready

How to do it…

Creating the ITunesEngine header file

Creating the ITunesEngine implementation file

Using the ITunesEngine class

How it works…

Uploading a file using MKNetworkKit

Getting ready

How to do it…

Creating the FileUploadEngine header file

Creating the FileUploadEngine implementation file

Using the FileUploadEngine class

How it works…

Downloading a file using MKNetworkKit

Getting ready

How to do it…

Creating the ImageDownloadEngine header file

Creating the ImageDownloadEngine implementation file

How it works…

Using the UIImageView+MKNetworkKitAdditions.h category and caching the images

Getting ready

How to do it…

Creating the ITunesEngine header file

Creating the ITunesEngine implementation file

Adjusting the cache settings

Using the new ITunesEngine class

How it works…

Adding a progress bar to upload or download

Getting ready

How to do it…

Creating the FileDownloadEngine header file

Creating the FileDownloadEngine implementation file

How it works…

Index