summaryrefslogtreecommitdiffstats
path: root/replace/getifaddrs.c
diff options
context:
space:
mode:
Diffstat (limited to 'replace/getifaddrs.c')
-rw-r--r--replace/getifaddrs.c361
1 files changed, 0 insertions, 361 deletions
diff --git a/replace/getifaddrs.c b/replace/getifaddrs.c
deleted file mode 100644
index f6f0ec080..000000000
--- a/replace/getifaddrs.c
+++ /dev/null
@@ -1,361 +0,0 @@
-/*
- Unix SMB/CIFS implementation.
- Samba utility functions
- Copyright (C) Andrew Tridgell 1998
- Copyright (C) Jeremy Allison 2007
- Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2007
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-#define SOCKET_WRAPPER_NOT_REPLACE
-
-#include "replace.h"
-#include "system/network.h"
-
-#include <unistd.h>
-#include <stdio.h>
-#include <sys/types.h>
-
-#ifdef HAVE_SYS_TIME_H
-#include <sys/time.h>
-#endif
-
-#ifndef SIOCGIFCONF
-#ifdef HAVE_SYS_SOCKIO_H
-#include <sys/sockio.h>
-#endif
-#endif
-
-#ifdef HAVE_IFACE_GETIFADDRS
-#define _FOUND_IFACE_ANY
-#else
-
-void rep_freeifaddrs(struct ifaddrs *ifp)
-{
- if (ifp != NULL) {
- free(ifp->ifa_name);
- free(ifp->ifa_addr);
- free(ifp->ifa_netmask);
- free(ifp->ifa_dstaddr);
- freeifaddrs(ifp->ifa_next);
- free(ifp);
- }
-}
-
-static struct sockaddr *sockaddr_dup(struct sockaddr *sa)
-{
- struct sockaddr *ret;
- socklen_t socklen;
-#ifdef HAVE_SOCKADDR_SA_LEN
- socklen = sa->sa_len;
-#else
- socklen = sizeof(struct sockaddr_storage);
-#endif
- ret = calloc(1, socklen);
- if (ret == NULL)
- return NULL;
- memcpy(ret, sa, socklen);
- return ret;
-}
-#endif
-
-#if HAVE_IFACE_IFCONF
-
-/* this works for Linux 2.2, Solaris 2.5, SunOS4, HPUX 10.20, OSF1
- V4.0, Ultrix 4.4, SCO Unix 3.2, IRIX 6.4 and FreeBSD 3.2.
-
- It probably also works on any BSD style system. */
-
-int rep_getifaddrs(struct ifaddrs **ifap)
-{
- struct ifconf ifc;
- char buff[8192];
- int fd, i, n;
- struct ifreq *ifr=NULL;
- struct in_addr ipaddr;
- struct in_addr nmask;
- char *iname;
- struct ifaddrs *curif;
- struct ifaddrs *lastif = NULL;
-
- *ifap = NULL;
-
- if ((fd = socket(AF_INET, SOCK_DGRAM, 0)) == -1) {
- return -1;
- }
-
- ifc.ifc_len = sizeof(buff);
- ifc.ifc_buf = buff;
-
- if (ioctl(fd, SIOCGIFCONF, &ifc) != 0) {
- close(fd);
- return -1;
- }
-
- ifr = ifc.ifc_req;
-
- n = ifc.ifc_len / sizeof(struct ifreq);
-
- /* Loop through interfaces, looking for given IP address */
- for (i=n-1; i>=0; i--) {
- if (ioctl(fd, SIOCGIFFLAGS, &ifr[i]) == -1) {
- freeifaddrs(*ifap);
- return -1;
- }
-
- curif = calloc(1, sizeof(struct ifaddrs));
- curif->ifa_name = strdup(ifr[i].ifr_name);
- curif->ifa_flags = ifr[i].ifr_flags;
- curif->ifa_dstaddr = NULL;
- curif->ifa_data = NULL;
- curif->ifa_next = NULL;
-
- curif->ifa_addr = NULL;
- if (ioctl(fd, SIOCGIFADDR, &ifr[i]) != -1) {
- curif->ifa_addr = sockaddr_dup(&ifr[i].ifr_addr);
- }
-
- curif->ifa_netmask = NULL;
- if (ioctl(fd, SIOCGIFNETMASK, &ifr[i]) != -1) {
- curif->ifa_netmask = sockaddr_dup(&ifr[i].ifr_addr);
- }
-
- if (lastif == NULL) {
- *ifap = curif;
- } else {
- lastif->ifa_next = curif;
- }
- lastif = curif;
- }
-
- close(fd);
-
- return 0;
-}
-
-#define _FOUND_IFACE_ANY
-#endif /* HAVE_IFACE_IFCONF */
-#ifdef HAVE_IFACE_IFREQ
-
-#ifndef I_STR
-#include <sys/stropts.h>
-#endif
-
-/****************************************************************************
-this should cover most of the streams based systems
-Thanks to Andrej.Borsenkow@mow.siemens.ru for several ideas in this code
-****************************************************************************/
-int rep_getifaddrs(struct ifaddrs **ifap)
-{
- struct ifreq ifreq;
- struct strioctl strioctl;
- char buff[8192];
- int fd, i, n;
- struct ifreq *ifr=NULL;
- struct in_addr ipaddr;
- struct in_addr nmask;
- char *iname;
- struct ifaddrs *curif;
- struct ifaddrs *lastif = NULL;
-
- *ifap = NULL;
-
- if ((fd = socket(AF_INET, SOCK_DGRAM, 0)) == -1) {
- return -1;
- }
-
- strioctl.ic_cmd = SIOCGIFCONF;
- strioctl.ic_dp = buff;
- strioctl.ic_len = sizeof(buff);
- if (ioctl(fd, I_STR, &strioctl) < 0) {
- close(fd);
- return -1;
- }
-
- /* we can ignore the possible sizeof(int) here as the resulting
- number of interface structures won't change */
- n = strioctl.ic_len / sizeof(struct ifreq);
-
- /* we will assume that the kernel returns the length as an int
- at the start of the buffer if the offered size is a
- multiple of the structure size plus an int */
- if (n*sizeof(struct ifreq) + sizeof(int) == strioctl.ic_len) {
- ifr = (struct ifreq *)(buff + sizeof(int));
- } else {
- ifr = (struct ifreq *)buff;
- }
-
- /* Loop through interfaces */
-
- for (i = 0; i<n; i++) {
- ifreq = ifr[i];
-
- curif = calloc(1, sizeof(struct ifaddrs));
- if (lastif == NULL) {
- *ifap = curif;
- } else {
- lastif->ifa_next = curif;
- }
-
- strioctl.ic_cmd = SIOCGIFFLAGS;
- strioctl.ic_dp = (char *)&ifreq;
- strioctl.ic_len = sizeof(struct ifreq);
- if (ioctl(fd, I_STR, &strioctl) != 0) {
- freeifaddrs(*ifap);
- return -1;
- }
-
- curif->ifa_flags = ifreq.ifr_flags;
-
- strioctl.ic_cmd = SIOCGIFADDR;
- strioctl.ic_dp = (char *)&ifreq;
- strioctl.ic_len = sizeof(struct ifreq);
- if (ioctl(fd, I_STR, &strioctl) != 0) {
- freeifaddrs(*ifap);
- return -1;
- }
-
- curif->ifa_name = strdup(ifreq.ifr_name);
- curif->ifa_addr = sockaddr_dup(&ifreq.ifr_addr);
- curif->ifa_dstaddr = NULL;
- curif->ifa_data = NULL;
- curif->ifa_next = NULL;
- curif->ifa_netmask = NULL;
-
- strioctl.ic_cmd = SIOCGIFNETMASK;
- strioctl.ic_dp = (char *)&ifreq;
- strioctl.ic_len = sizeof(struct ifreq);
- if (ioctl(fd, I_STR, &strioctl) != 0) {
- freeifaddrs(*ifap);
- return -1;
- }
-
- curif->ifa_netmask = sockaddr_dup(&ifreq.ifr_addr);
-
- lastif = curif;
- }
-
- close(fd);
-
- return 0;
-}
-
-#define _FOUND_IFACE_ANY
-#endif /* HAVE_IFACE_IFREQ */
-#ifdef HAVE_IFACE_AIX
-
-/****************************************************************************
-this one is for AIX (tested on 4.2)
-****************************************************************************/
-int rep_getifaddrs(struct ifaddrs **ifap)
-{
- char buff[8192];
- int fd, i;
- struct ifconf ifc;
- struct ifreq *ifr=NULL;
- struct in_addr ipaddr;
- struct in_addr nmask;
- char *iname;
- struct ifaddrs *curif;
- struct ifaddrs *lastif = NULL;
-
- *ifap = NULL;
-
- if ((fd = socket(AF_INET, SOCK_DGRAM, 0)) == -1) {
- return -1;
- }
-
- ifc.ifc_len = sizeof(buff);
- ifc.ifc_buf = buff;
-
- if (ioctl(fd, SIOCGIFCONF, &ifc) != 0) {
- close(fd);
- return -1;
- }
-
- ifr = ifc.ifc_req;
-
- /* Loop through interfaces */
- i = ifc.ifc_len;
-
- while (i > 0) {
- uint_t inc;
-
- inc = ifr->ifr_addr.sa_len;
-
- if (ioctl(fd, SIOCGIFADDR, ifr) != 0) {
- freeaddrinfo(*ifap);
- return -1;
- }
-
- curif = calloc(1, sizeof(struct ifaddrs));
- if (lastif == NULL) {
- *ifap = curif;
- } else {
- lastif->ifa_next = curif;
- }
-
- curif->ifa_name = strdup(ifr->ifr_name);
- curif->ifa_addr = sockaddr_dup(&ifr->ifr_addr);
- curif->ifa_dstaddr = NULL;
- curif->ifa_data = NULL;
- curif->ifa_netmask = NULL;
- curif->ifa_next = NULL;
-
- if (ioctl(fd, SIOCGIFFLAGS, ifr) != 0) {
- freeaddrinfo(*ifap);
- return -1;
- }
-
- curif->ifa_flags = ifr->ifr_flags;
-
- if (ioctl(fd, SIOCGIFNETMASK, ifr) != 0) {
- freeaddrinfo(*ifap);
- return -1;
- }
-
- curif->ifa_netmask = sockaddr_dup(&ifr->ifr_addr);
-
- lastif = curif;
-
- next:
- /*
- * Patch from Archie Cobbs (archie@whistle.com). The
- * addresses in the SIOCGIFCONF interface list have a
- * minimum size. Usually this doesn't matter, but if
- * your machine has tunnel interfaces, etc. that have
- * a zero length "link address", this does matter. */
-
- if (inc < sizeof(ifr->ifr_addr))
- inc = sizeof(ifr->ifr_addr);
- inc += IFNAMSIZ;
-
- ifr = (struct ifreq*) (((char*) ifr) + inc);
- i -= inc;
- }
-
- close(fd);
- return 0;
-}
-
-#define _FOUND_IFACE_ANY
-#endif /* HAVE_IFACE_AIX */
-#ifndef _FOUND_IFACE_ANY
-int rep_getifaddrs(struct ifaddrs **ifap)
-{
- errno = ENOSYS;
- return -1;
-}
-#endif