2014/10/15 下午 10:10:07

iphone Programming Glossary: hostref

http://stackoverflow.com/questions/3434192/alternatives-to-nshost-in-iphone-app

seem damn near perfect below I've added this code into my app in the place of the code above Boolean result CFHostRef hostRef CFArrayRef addresses NSString hostname @ www.apple.com hostRef CFHostCreateWithName kCFAllocatorDefault CFStringRef hostname.. in the place of the code above Boolean result CFHostRef hostRef CFArrayRef addresses NSString hostname @ www.apple.com hostRef CFHostCreateWithName kCFAllocatorDefault CFStringRef hostname if hostRef result CFHostStartInfoResolution hostRef kCFHostAddresses.. addresses NSString hostname @ www.apple.com hostRef CFHostCreateWithName kCFAllocatorDefault CFStringRef hostname if hostRef result CFHostStartInfoResolution hostRef kCFHostAddresses NULL pass an error instead of NULL here to find out why it failed..

How to perform DNS query on iOS

http://stackoverflow.com/questions/5000441/how-to-perform-dns-query-on-ios

snippet for this on iOS 3.2 SDK. thanx in advance part from other snippets i found this code Boolean result CFHostRef hostRef NSArray addresses NSString hostname @ apple.com hostRef CFHostCreateWithName kCFAllocatorDefault CFStringRef hostname if.. from other snippets i found this code Boolean result CFHostRef hostRef NSArray addresses NSString hostname @ apple.com hostRef CFHostCreateWithName kCFAllocatorDefault CFStringRef hostname if hostRef result CFHostStartInfoResolution hostRef kCFHostAddresses.. addresses NSString hostname @ apple.com hostRef CFHostCreateWithName kCFAllocatorDefault CFStringRef hostname if hostRef result CFHostStartInfoResolution hostRef kCFHostAddresses NULL pass an error instead of NULL here to find out why it failed..