From 4022d5f26b22c02a995540a3a7d5453226082ed4 Mon Sep 17 00:00:00 2001 From: Thierry Vignaud Date: Wed, 5 Nov 2003 13:32:54 +0000 Subject: reput back hasNetDevice() instead of getNetInterfaces() since SIOCGIFCONF only list *active* network interfaces --- perl-install/c/stuff.xs.pl | 45 ++++++++++++--------------------------------- 1 file changed, 12 insertions(+), 33 deletions(-) (limited to 'perl-install') diff --git a/perl-install/c/stuff.xs.pl b/perl-install/c/stuff.xs.pl index 422c96069..ca73bfb65 100644 --- a/perl-install/c/stuff.xs.pl +++ b/perl-install/c/stuff.xs.pl @@ -395,41 +395,20 @@ usb_probe() unsigned int getpagesize() -void -getNetInterfaces() - PPCODE: - struct ifconf ifc; - struct ifreq *ifr; - int fd, n; - - if ((fd = socket (PF_INET, SOCK_DGRAM, 0)) == -1) { - perror("getNetInterfaces() >> creating socket"); - XSRETURN_EMPTY; - } - - // SIOCGIFCOUNT is unimplemented, let\'s call SIOCGIFCONF(0) to get number of interfaces - ifc.ifc_len = 0; ifc.ifc_buf = NULL; ifc.ifc_req = NULL; - if (ioctl (fd, SIOCGIFCONF, &ifc) == -1) { - perror("getNetInterfaces() >> SIOCGIFCONF(0)"); - XSRETURN_EMPTY; - } - - // allocate enough space - n = ifc.ifc_len / sizeof (struct ifreq); - New (0xbad, ifr, ifc.ifc_len, struct ifreq); - - // Get the network interfaces list - ifc.ifc_req = ifr; - if (ioctl (fd, SIOCGIFCONF, &ifc) == -1) { - perror("getNetInterfaces() >> SIOCGIFCONF()"); - XSRETURN_EMPTY; - } +int +hasNetDevice(device) + char * device + CODE: + struct ifreq req; + int s = socket(AF_INET, SOCK_DGRAM, 0); + if (s == -1) { RETVAL = 0; return; } - EXTEND(SP, n); - for (; n; --n, ++ifr) - PUSHs(sv_2mortal(newSVpv(ifr->ifr_name, 0))); - Safefree (ifc.ifc_req); + strcpy(req.ifr_name, device); + RETVAL = ioctl(s, SIOCGIFFLAGS, &req) == 0; + close(s); + OUTPUT: + RETVAL int addDefaultRoute(gateway) -- cgit v1.2.1