libc: switch to NetBSD getifaddrs(3)

Change-Id: I698f7cef84506ebd7beed6974a232eb75ab853c3

diff --git a/minix/lib/libc/net/getifaddrs.c b/minix/lib/libc/net/getifaddrs.c
deleted file mode 100644 (file)
index a1ccae8..0000000
--- a/minix/lib/libc/net/getifaddrs.c
+++ /dev/null
@@ -1,81 +0,0 @@
-#include <namespace.h>
-
-#include <sys/ioctl.h>
-#include <sys/socket.h>
-#include <sys/types.h>
-
-#include <net/if.h>
-#include <net/gen/in.h>
-#include <net/gen/ip_io.h>
-#include <net/gen/tcp.h>
-#include <net/gen/udp.h>
-
-#include <netinet/in.h>
-
-#include <fcntl.h>
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <ifaddrs.h>
-
-#if defined(__weak_alias)
-__weak_alias(getifaddrs,_getifaddrs)
-__weak_alias(freeifaddrs,_freeifaddrs)
-#endif
-
-int
-getifaddrs(struct ifaddrs **ifap)
-{
-       static int fd = -1;
-       nwio_ipconf_t ipconf;
-       int flags;
-       static struct ifaddrs ifa;
-       static struct sockaddr_in addr, netmask;
-
-       memset(&ifa, 0, sizeof(ifa));
-       memset(&addr, 0, sizeof(addr));
-       memset(&netmask, 0, sizeof(netmask));
-       ifa.ifa_next = NULL;
-       ifa.ifa_name = __UNCONST("ip");
-       addr.sin_family = netmask.sin_family = AF_INET;
-       ifa.ifa_addr = (struct sockaddr *) &addr;
-       ifa.ifa_netmask = (struct sockaddr *) &netmask;
-       addr.sin_addr.s_addr = 0;
-       netmask.sin_addr.s_addr = 0;
-
-       *ifap = NULL;
-
-       if(fd < 0) {
-               char *ipd;
-
-               if(!(ipd = getenv("IP_DEVICE")))
-                       ipd = __UNCONST("/dev/ip");
-               if((fd = open(ipd, O_RDWR)) < 0)
-                       return -1;
-       }
-
-       /* Code taken from commands/simple/ifconfig.c. */
-
-       if((flags = fcntl(fd, F_GETFL)) < 0 ||
-          fcntl(fd, F_SETFL, flags | O_NONBLOCK) < 0 ||
-          ioctl(fd, NWIOGIPCONF, &ipconf))
-               return 0;       /* Report interface as down. */
-
-       addr.sin_addr.s_addr = ipconf.nwic_ipaddr;
-       netmask.sin_addr.s_addr = ipconf.nwic_netmask;
-       if(addr.sin_addr.s_addr) ifa.ifa_flags = IFF_UP;
-
-       /* Just report on this interface. */
-
-       *ifap = &ifa;
-
-       return 0;
-}
-
-void
-freeifaddrs(struct ifaddrs *ifp)
-{
-       /* getifaddrs points to static data, so no need to free. */
-       ;
-}
-