Objective-C - 以编程方式确定 iPod touch 的 IP 地址
我正在为几个 iPod 设备使用 Objective-C 进行编程,并且我想知道一些事情。 我正在开发一个利用服务器-客户端模型的应用程序,并且使用带有 C 套接字的 UDP 协议。 是否有一个类可以让我确定 iPod 设备的 IP 地址? 在谷歌搜索其他论坛后,我没有找到任何东西。 显然这个命令不起作用,但像 ipAddress = self.ip 这样的命令正是我的想法。 我正在设置多播 C 套接字,并且正在尝试做一种类似于 ping 命令的解决方法,这显然在 Objective-C 中不存在,或者据我所知(这是有限的,因为我只进行过编程)至少从今年夏天开始就在 Objective-C 中)。 有什么建议或技巧吗?
I'm programming in objective-C for several iPod devices and I was wondering about something. I'm developing an application that utilizes the server-client model and I'm using the UDP protocol with C sockets. Is there a class out there that allows me to determine the iPod devices IP address? After googling around other forums, I haven't found anything. Obviously this command wouldn't work, but something like ipAddress = self.ip is what I had in mind. I'm setting up multicast C sockets and I'm trying to do a workaround that resembles the ping command, which obviously doesn't exist in objective-C either or to my knowledge (which is limited, as I've only been programming in objective-C since the start of this summer) at least. Any advice or tips?
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这段代码将通过循环接口来检索它。
This snippet of code will retrieve it by looping through the interfaces.
你看到这个了吗? http://www.appsamuck.com/day4.html。 我认为正确的答案是在SDK中使用
CFHost
。编辑
该项目中的源代码似乎使用了以下代码,这使其成为完全无效的解决方案,除非 Apple 决定将
NSHost
放入 SDK 中。Did you see this? http://www.appsamuck.com/day4.html. I think the right answer is to use
CFHost
in the SDK.EDIT
It appears the source in that project is using the following code, which makes it a completely invalid solution unless Apple decides to put
NSHost
into the SDK.