/* * Unix SMB/CIFS implementation. * * libreplace getifaddrs test * * Copyright (C) Michael Adam <obnox@samba.org> 2008 * * 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/>. */ #ifndef AUTOCONF_TEST #include "replace.h" #include "system/network.h" #endif #ifdef HAVE_INET_NTOP #define rep_inet_ntop inet_ntop #endif static const char *format_sockaddr(struct sockaddr *addr, char *addrstring, socklen_t addrlen) { const char *result = NULL; if (addr->sa_family == AF_INET) { result = rep_inet_ntop(AF_INET, &((struct sockaddr_in *)addr)->sin_addr, addrstring, addrlen); #ifdef HAVE_STRUCT_SOCKADDR_IN6 } else if (addr->sa_family == AF_INET6) { result = rep_inet_ntop(AF_INET6, &((struct sockaddr_in6 *)addr)->sin6_addr, addrstring, addrlen); #endif } return result; } int getifaddrs_test(void) { struct ifaddrs *ifs = NULL; struct ifaddrs *ifs_head = NULL; int ret; ret = getifaddrs(&ifs); ifs_head = ifs; if (ret != 0) { fprintf(stderr, "getifaddrs() failed: %s\n", strerror(errno)); return 1; } while (ifs) { printf("%-10s ", ifs->ifa_name); if (ifs->ifa_addr != NULL) { char addrstring[INET6_ADDRSTRLEN]; const char *result; result = format_sockaddr(ifs->ifa_addr, addrstring, sizeof(addrstring)); if (result != NULL) { printf("IP=%s ", addrstring); } if (ifs->ifa_netmask != NULL) { result = format_sockaddr(ifs->ifa_netmask, addrstring, sizeof(addrstring)); if (result != NULL) { printf("NETMASK=%s", addrstring); } } else { printf("AF=%d ", ifs->ifa_addr->sa_family); } } else { printf("<no address>"); } printf("\n"); ifs = ifs->ifa_next; } freeifaddrs(ifs_head); return 0; }