/* * libsocket - BSD socket like library for DJGPP * Copyright 1997, 1998 by Indrek Mandre * Copyright 1997-2000 by Richard Dawe * * Portions of libsocket Copyright 1985-1993 Regents of the University of * California. * Portions of libsocket Copyright 1991, 1992 Free Software Foundation, Inc. * Portions of libsocket Copyright 1997, 1998 by the Regdos Group. * * This library is free software; you can redistribute it and/or modify it * under the terms of the GNU Library General Public License as published * by the Free Software Foundation; either version 2 of the License, or (at * your option) any later version. * * This library 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 * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ /* * route.c * Construct a routing table from the IP data. */ /* * TODO: * * - Add/remove entries from routing table? * - Metrics? * - Multicast? * * Mostly this if for faking Win3x, Win9x's routing tables, but it will be * more useful when other interfaces have been added, e.g. packet drivers. */ #include #include #include /* ------------------------ * - __ip_getstaticroutes - * ------------------------ */ LSCK_IF_ROUTE_TABLE *__ip_getstaticroutes (LSCK_IF_ADDR_TABLE * addr) { LSCK_IF_ADDR_INET **inet = addr->table.inet; int if_addrcount = 0; int gw_present = 0; int gw_added = 0; struct in_addr gw; int i, j; /* Count the available IP interfaces & check for a gateway */ bzero (&gw, sizeof (gw)); for (i = if_addrcount = gw_present = 0; inet[i] != NULL; i++, if_addrcount++) { if (inet[i]->gw.s_addr != 0) { gw.s_addr = inet[i]->gw.s_addr; gw_present = 1; } } /* Calculate number of entries needed */ }