packages/lang/python-ifconfig/patches/001-errorcheck.patch
hcg a266acc54c [packages/python-ifconfig] Add package python-ifconfig
git-svn-id: svn://svn.openwrt.org/openwrt/packages@24543 3c298f89-4303-0410-b956-a3cf2f4a3e73
2010-12-13 12:27:11 +00:00

70 lines
2.2 KiB
Diff

--- a/ifconfig.old 2010-12-10 11:18:19.890041196 +0100
+++ b/ifconfig.c 2010-12-10 11:59:58.170347114 +0100
@@ -43,6 +43,9 @@
char addr[20];
char brdaddr[20];
char netmask[20];
+ short int flags = 0;
+
+ hwaddr[0] = addr[0] = brdaddr[0] = netmask[0] = 0;
if (!PyArg_ParseTuple(args, "s", &itf))
return NULL;
@@ -51,29 +54,35 @@
strcpy(ifreq.ifr_name, itf);
- /* hardware address */
- ioctl(fd, SIOCGIFHWADDR, &ifreq);
- hw = ifreq.ifr_hwaddr.sa_data;
- sprintf(hwaddr, "%02x:%02x:%02x:%02x:%02x:%02x",
- *hw, *(hw + 1), *(hw + 2), *(hw + 3), *(hw + 4), *(hw + 5));
-
- /* address */
- ioctl(fd, SIOCGIFADDR, &ifreq);
- sin = (struct sockaddr_in *)&ifreq.ifr_broadaddr;
- sprintf(addr, "%s", inet_ntoa(sin->sin_addr));
-
- /* broadcast */
- ioctl(fd, SIOCGIFBRDADDR, &ifreq);
- sin = (struct sockaddr_in *)&ifreq.ifr_broadaddr;
- sprintf(brdaddr, "%s", inet_ntoa(sin->sin_addr));
-
- /* netmask */
- ioctl(fd, SIOCGIFNETMASK, &ifreq);
- sin = (struct sockaddr_in *)&ifreq.ifr_broadaddr;
- sprintf(netmask, "%s", inet_ntoa(sin->sin_addr));
+ /* flags */
+ if (ioctl(fd, SIOCGIFFLAGS, &ifreq) == 0) {
+ flags = ifreq.ifr_flags;
+
+ /* hardware address */
+ ioctl(fd, SIOCGIFHWADDR, &ifreq);
+ hw = ifreq.ifr_hwaddr.sa_data;
+ sprintf(hwaddr, "%02x:%02x:%02x:%02x:%02x:%02x",
+ *hw, *(hw + 1), *(hw + 2), *(hw + 3), *(hw + 4), *(hw + 5));
+
+ /* address */
+ ioctl(fd, SIOCGIFADDR, &ifreq);
+ sin = (struct sockaddr_in *)&ifreq.ifr_broadaddr;
+ sprintf(addr, "%s", inet_ntoa(sin->sin_addr));
+
+ /* broadcast */
+ ioctl(fd, SIOCGIFBRDADDR, &ifreq);
+ sin = (struct sockaddr_in *)&ifreq.ifr_broadaddr;
+ sprintf(brdaddr, "%s", inet_ntoa(sin->sin_addr));
+
+ /* netmask */
+ ioctl(fd, SIOCGIFNETMASK, &ifreq);
+ sin = (struct sockaddr_in *)&ifreq.ifr_broadaddr;
+ sprintf(netmask, "%s", inet_ntoa(sin->sin_addr));
+ }
close(fd);
- return Py_BuildValue("{s:s,s:s,s:s,s:s}",
+ return Py_BuildValue("{s:i,s:s,s:s,s:s,s:s}",
+ "flags", flags,
"hwaddr", hwaddr,
"addr", addr,
"brdaddr", brdaddr,