[iOS] Apple的Push Notification Service: APNS

官方介绍

• Apple Push Notification Service

实现Push功能的例子

• Server端Php代码的例子: Learn PHP by Example - Working with Apple Push Notification
• 一步一步实现iOS应用PUSH功能
• Apple Push Notification Services in iOS 6 Tutorial: Part 1(APNS的设置), Part 2(iOS App的编程)

APNS notification request与response的binary格式:

• Provider Communication with Apple Push Notification Service
• Changes in the APNS Binary Interface and Notification Format

PHP中二进制数据的处理

• php pack、unpack、ord 函数使用方法（二进制流接口应用实例）