Enumerate list of IP addresses.

main.c

@@ -17,12 +17,48 @@
 
 #include "dicmote.h"
 
+#include <errno.h>
+#include <ifaddrs.h>
+#include <libnet.h>
+#include <netinet/in.h>
 #include <stdio.h>
 
 int main()
 {
+    struct ifaddrs* ifa;
+    int             ret;
+    char            ipv4Address[INET_ADDRSTRLEN];
+    char            ipv6Address[INET6_ADDRSTRLEN];
+
     printf("DiscImageChef Remote Server %s\n", DICMOTE_VERSION);
     printf("Copyright (C) 2019 Natalia Portillo\n");
 
+    ret = getifaddrs(&ifa);
+
+    if(ret)
+    {
+        printf("Error %d enumerating interfaces\n", errno);
+        return 1;
+    }
+
+    printf("Available addresses:\n");
+    while(ifa != NULL)
+    {
+        if(ifa->ifa_addr)
+        {
+            if(ifa->ifa_addr->sa_family == AF_INET)
+            {
+                inet_ntop(AF_INET, &((struct sockaddr_in*)ifa->ifa_addr)->sin_addr, ipv4Address, INET_ADDRSTRLEN);
+                printf("%s port 6666\n", ipv4Address);
+            }
+            else if(ifa->ifa_addr->sa_family == AF_INET6)
+            {
+                inet_ntop(AF_INET6, &((struct sockaddr_in6*)ifa->ifa_addr)->sin6_addr, ipv6Address, INET6_ADDRSTRLEN);
+                printf("%s port 6666\n", ipv6Address);
+            }
+        }
+        ifa = ifa->ifa_next;
+    }
+
     return 0;
 }