From: David van Moolenbroek <david@minix3.org>
Date: Fri, 17 Jun 2016 14:11:47 +0000 (+0000)
Subject: libc: switch to NetBSD getifaddrs(3)
X-Git-Url: http://zhaoyanbai.com/repos//%22https:/www.google.com/jsapi/%22?a=commitdiff_plain;h=a1c660069f6222eb2c465ded9970be27fcd38ebb;p=minix.git

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
index a1ccae88a..000000000
--- 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. */
-	;
-}
-