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118 lines
2.7 KiB
C
118 lines
2.7 KiB
C
/*-
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* Copyright (c) 1997 Brian Somers <brian@Awfulhak.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: defs.c,v 1.11 1998/01/21 02:15:14 brian Exp $
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*/
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#include <sys/param.h>
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#include <netinet/in.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <unistd.h>
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#include "defs.h"
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#include "command.h"
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#include "mbuf.h"
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#include "log.h"
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#include "loadalias.h"
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#include "vars.h"
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int mode = MODE_INTER;
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int BGFiledes[2] = { -1, -1 };
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int modem = -1;
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int tun_in = -1;
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int tun_out = -1;
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int netfd = -1;
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static char dstsystem[50];
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void
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SetLabel(const char *label)
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{
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if (label)
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strncpy(dstsystem, label, sizeof dstsystem - 1);
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else
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*dstsystem = '\0';
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}
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const char *
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GetLabel()
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{
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return *dstsystem ? dstsystem : NULL;
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}
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void
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randinit()
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{
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#if __FreeBSD__ >= 3
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static int initdone;
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if (!initdone) {
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initdone = 1;
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srandomdev();
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}
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#else
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srandom(time(NULL)^getpid());
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#endif
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}
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int
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GetShortHost()
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{
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char *p;
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if (gethostname(VarShortHost, sizeof VarShortHost)) {
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LogPrintf(LogERROR, "GetShortHost: gethostname: %s\n", strerror(errno));
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return 0;
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}
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if ((p = strchr(VarShortHost, '.')))
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*p = '\0';
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return 1;
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}
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void
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DropClient(int verbose)
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{
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FILE *oVarTerm;
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if (VarTerm && !(mode & MODE_INTER)) {
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oVarTerm = VarTerm;
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VarTerm = 0;
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if (oVarTerm)
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fclose(oVarTerm);
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close(netfd);
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netfd = -1;
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if (verbose)
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LogPrintf(LogPHASE, "Client connection dropped.\n");
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}
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}
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