![[PukiWiki]](image/pukiwiki.png "[PukiWiki]")
&tag(Swift/ネットワーク);
@IBAction func getButtonClicked(sender: UIButton) {
guard let url = NSURL(string:"http://www.softantenna.com/") else {
print("invalid url")
return
}
let urlSession = NSURLSession.sharedSession()
let task = urlSession.dataTaskWithURL(url, completionHandler: {
(data, response, error) in
if let res = response as? NSHTTPURLResponse {
print("responseCode=\(res.statusCode)")
}
if let nsstr = NSString(data: data!, encoding: NSUTF8StringEncoding) {
let str = String(nsstr)
print("文字列=\(str)")
}
})
task.resume()
}
@IBAction func getButtonClicked(sender: UIButton) {
// let urlString = "http://www.softantenna.com/"
let urlString = "http://www.google.com/" //encodingがなぜかshift_jis
guard let url = NSURL(string: urlString) else {
print("invalid url")
return
}
let urlSession = NSURLSession.sharedSession()
let task = urlSession.dataTaskWithURL(url, completionHandler: {
(data, response, error) in
var encoding = NSUTF8StringEncoding
if let res = response as? NSHTTPURLResponse {
print("responseCode=\(res.statusCode)")
if let textEncName = res.textEncodingName {
encoding = CFStringConvertEncodingToNSStringEncoding(CFStringConvertIANACharSetNameToEncoding(textEncName))
}
}
guard let data = data else {
print("invalid data")
return
}
if let nsstr = NSString(data: data, encoding: encoding) {
let str = String(nsstr)
print("文字列=\(str)")
} else {
print("空文字列")
}
})
task.resume()
}
guard let url = NSURL(string:urlString) else {
return
}
let configuration = NSURLSessionConfiguration.defaultSessionConfiguration()
let urlSession = NSURLSession.init(configuration: configuration, delegate: self, delegateQueue: nil)
let task = urlSession.dataTaskWithURL(url, completionHandler: {
(data, response, error) in
if let res = response as? NSHTTPURLResponse {
print(res.statusCode)
}
if let nsstr = NSString(data: data!, encoding: NSUTF8StringEncoding) {
let str = String(nsstr)
print("文字列=\(str)")
}
})
task.resume()
func URLSession(session: NSURLSession, task: NSURLSessionTask, didReceiveChallenge challenge: NSURLAuthenticationChallenge,
completionHandler: (NSURLSessionAuthChallengeDisposition, NSURLCredential?) -> Void) {
if challenge.previousFailureCount > 0 {
completionHandler(NSURLSessionAuthChallengeDisposition.CancelAuthenticationChallenge, nil)
} else {
let credential = NSURLCredential(user:"digestuser", password:"digestpass", persistence: .ForSession)
completionHandler(NSURLSessionAuthChallengeDisposition.UseCredential,credential)
#include <ifaddrs.h>
func getIFAddresses() -> [String] {
var addresses = [String]()
// Get list of all interfaces on the local machine:
var ifaddr : UnsafeMutablePointer<ifaddrs> = nil
if getifaddrs(&ifaddr) == 0 {
// For each interface ...
for (var ptr = ifaddr; ptr != nil; ptr = ptr.memory.ifa_next) {
let flags = Int32(ptr.memory.ifa_flags)
var addr = ptr.memory.ifa_addr.memory
// Check for running IPv4, IPv6 interfaces. Skip the loopback interface.
if (flags & (IFF_UP|IFF_RUNNING|IFF_LOOPBACK)) == (IFF_UP|IFF_RUNNING) {
if addr.sa_family == UInt8(AF_INET) || addr.sa_family == UInt8(AF_INET6) {
// Convert interface address to a human readable string:
var hostname = [CChar](count: Int(NI_MAXHOST), repeatedValue: 0)
if (getnameinfo(&addr, socklen_t(addr.sa_len), &hostname, socklen_t(hostname.count),
nil, socklen_t(0), NI_NUMERICHOST) == 0) {
if let address = String.fromCString(hostname) {
addresses.append(address)
}
}
}
}
}
freeifaddrs(ifaddr)
}
return addresses
}
