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Revision: 22332
at January 9, 2010 14:58 by echamussy


Initial Code
#include <ifaddrs.h>
#include <arpa/inet.h>


- (NSString *)getIPAddress
{
	NSString *address = @"error";
	struct ifaddrs *interfaces = NULL;
	struct ifaddrs *temp_addr = NULL;
	int success = 0;
	
	// retrieve the current interfaces - returns 0 on success
	success = getifaddrs(&interfaces);
	if (success == 0)
	{
		// Loop through linked list of interfaces
		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:@"en1"])
				{
					// 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;
		}
	}
	
	// Free memory
	freeifaddrs(interfaces);
	
	return address;
}

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Initial Description

                                

Initial Title
get iphone ip address

Initial Tags

                                

Initial Language
Objective C