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[Objective-C] Get list of all interfaces on the iPhone - iPad Device |
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#include <sys/socket.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <sys/types.h>
#include <ifaddrs.h>
#include <net/if.h>
- (NSArray *)localIPAddresses
{
NSMutableArray *ipAddresses = [NSMutableArray array] ;
struct ifaddrs *allInterfaces;
// Get list of all interfaces on the local machine:
if (getifaddrs(&allInterfaces) == 0) {
struct ifaddrs *interface;
// For each interface ...
for (interface = allInterfaces; interface != NULL; interface = interface->ifa_next) {
unsigned int flags = interface->ifa_flags;
struct sockaddr *addr = interface->ifa_addr;
// 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 == AF_INET || addr->sa_family == AF_INET6) {
// Convert interface address to a human readable string:
char host[NI_MAXHOST];
getnameinfo(addr, addr->sa_len, host, sizeof(host), NULL, 0, NI_NUMERICHOST);
[ipAddresses addObject:[[NSString alloc] initWithUTF8String:host]];
}
}
}
freeifaddrs(allInterfaces);
}
return ipAddresses;
}
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Copyright © 1996-2022 Centro Studi Informatica di Danilo Priore. All rights reserved. P.I.10149810581. |
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