获取手机 IP

/**

*  获取用户ip

*

*  @return 获取用户ip

*/

+ (NSString *)getIPAddress

{

NSString *address = @"an error occurred when obtaining ip address";

struct ifaddrs *interfaces = NULL;

struct ifaddrs *temp_addr = NULL;

int success = 0;

success = getifaddrs(&interfaces);

if (success == 0) { // 0 表示获取成功

temp_addr = interfaces;

while (temp_addr != NULL) {

if( temp_addr->ifa_addr->sa_family == AF_INET) {

// Check if interface is en0 which is the wifi connection on the iPhone

if ([[NSString stringWithUTF8String:temp_addr->ifa_name] isEqualToString:@"en0"]) {

// Get NSString from C String

address = [NSString stringWithUTF8String:inet_ntoa(((struct sockaddr_in *)temp_addr->ifa_addr)->sin_addr)];

}

}

temp_addr = temp_addr->ifa_next;

}

}

freeifaddrs(interfaces);

NSLog(@"手机的IP是：%@", address);

return address;

}

/**

 *  判断手机型号

*

*  @return 返回手机型号

*/

+ (NSString *)deviceString

{

struct utsname systemInfo;

uname(&systemInfo);

NSString *deviceString = [NSString stringWithCString:systemInfo.machine encoding:NSUTF8StringEncoding];

if ([deviceString isEqualToString:@"iPhone1,1"])    return @"iPhone 1G";

if ([deviceString isEqualToString:@"iPhone1,2"])    return @"iPhone 3G";

if ([deviceString isEqualToString:@"iPhone2,1"])    return @"iPhone 3GS";

if ([deviceString isEqualToString:@"iPhone3,1"])    return @"iPhone 4";

if ([deviceString isEqualToString:@"iPhone3,3"])    return @"Verizon iPhone 4";

if ([deviceString isEqualToString:@"iPhone4,1"])    return @"iPhone 4S";

if ([deviceString isEqualToString:@"iPhone5,1"])    return @"iPhone 5 (GSM)";

if ([deviceString isEqualToString:@"iPhone5,2"])    return @"iPhone 5 (GSM+CDMA)";

if ([deviceString isEqualToString:@"iPhone5,3"])    return @"iPhone 5c (GSM)";

if ([deviceString isEqualToString:@"iPhone5,4"])    return @"iPhone 5c (GSM+CDMA)";

if ([deviceString isEqualToString:@"iPhone6,1"])    return @"iPhone 5s (GSM)";

if ([deviceString isEqualToString:@"iPhone6,2"])    return @"iPhone 5s (GSM+CDMA)";

if ([deviceString isEqualToString:@"iPhone7,2"])    return @"iPhone 6";

if ([deviceString isEqualToString:@"iPhone7,1"])    return @"iPhone 6 Plus";

if ([deviceString isEqualToString:@"iPod1,1"])      return @"iPod Touch 1G";

if ([deviceString isEqualToString:@"iPod2,1"])      return @"iPod Touch 2G";

if ([deviceString isEqualToString:@"iPod3,1"])      return @"iPod Touch 3G";

if ([deviceString isEqualToString:@"iPod4,1"])      return @"iPod Touch 4G";

if ([deviceString isEqualToString:@"iPod5,1"])      return @"iPod Touch 5G";

if ([deviceString isEqualToString:@"iPad1,1"])      return @"iPad";

if ([deviceString isEqualToString:@"iPad2,1"])      return @"iPad 2 (WiFi)";

if ([deviceString isEqualToString:@"iPad2,2"])      return @"iPad 2 (GSM)";

if ([deviceString isEqualToString:@"iPad2,3"])      return @"iPad 2 (CDMA)";

if ([deviceString isEqualToString:@"iPad2,4"])      return @"iPad 2 (WiFi)";

if ([deviceString isEqualToString:@"iPad2,5"])      return @"iPad Mini (WiFi)";

if ([deviceString isEqualToString:@"iPad2,6"])      return @"iPad Mini (GSM)";

if ([deviceString isEqualToString:@"iPad2,7"])      return @"iPad Mini (GSM+CDMA)";

if ([deviceString isEqualToString:@"iPad3,1"])      return @"iPad 3 (WiFi)";

if ([deviceString isEqualToString:@"iPad3,2"])      return @"iPad 3 (GSM+CDMA)";

if ([deviceString isEqualToString:@"iPad3,3"])      return @"iPad 3 (GSM)";

if ([deviceString isEqualToString:@"iPad3,4"])      return @"iPad 4 (WiFi)";

if ([deviceString isEqualToString:@"iPad3,5"])      return @"iPad 4 (GSM)";

if ([deviceString isEqualToString:@"iPad3,6"])      return @"iPad 4 (GSM+CDMA)";

if ([deviceString isEqualToString:@"iPad4,1"])      return @"iPad Air (WiFi)";

if ([deviceString isEqualToString:@"iPad4,2"])      return @"iPad Air (Cellular)";

if ([deviceString isEqualToString:@"iPad4,3"])      return @"iPad Air";

if ([deviceString isEqualToString:@"iPad4,4"])      return @"iPad Mini 2G (WiFi)";

if ([deviceString isEqualToString:@"iPad4,5"])      return @"iPad Mini 2G (Cellular)";

if ([deviceString isEqualToString:@"iPad4,6"])      return @"iPad Mini 2G";

if ([deviceString isEqualToString:@"iPad4,7"])      return @"iPad Mini 3 (WiFi)";

if ([deviceString isEqualToString:@"iPad4,8"])      return @"iPad Mini 3 (Cellular)";

if ([deviceString isEqualToString:@"iPad4,9"])      return @"iPad Mini 3 (China)";

if ([deviceString isEqualToString:@"iPad5,3"])      return @"iPad Air 2 (WiFi)";

if ([deviceString isEqualToString:@"iPad5,4"])      return @"iPad Air 2 (Cellular)";

if ([deviceString isEqualToString:@"AppleTV2,1"])  return @"Apple TV 2G";

if ([deviceString isEqualToString:@"AppleTV3,1"])  return @"Apple TV 3";

if ([deviceString isEqualToString:@"AppleTV3,2"])  return @"Apple TV 3 (2013)";

if ([deviceString isEqualToString:@"i386"])        return @"Simulator";

if ([deviceString isEqualToString:@"x86_64"])      return @"Simulator";

NSLog(@"NOTE: Unknown device type: %@", deviceString);

return deviceString;

}