3285 lines
100 KiB
C
3285 lines
100 KiB
C
/*-
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* Copyright (c) 1996 - 2001 Brian Somers <brian@Awfulhak.org>
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* based on work by Toshiharu OHNO <tony-o@iij.ad.jp>
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* Internet Initiative Japan, Inc (IIJ)
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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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* $FreeBSD$
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*/
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#include <sys/param.h>
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#include <netinet/in_systm.h>
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#include <netinet/in.h>
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#include <netinet/ip.h>
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#include <arpa/inet.h>
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#include <sys/socket.h>
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#include <net/route.h>
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#include <netdb.h>
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#include <sys/un.h>
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#include <ctype.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <paths.h>
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#include <stdarg.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 <sys/wait.h>
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#include <termios.h>
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#include <unistd.h>
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#ifndef NONAT
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#ifdef LOCALNAT
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#include "alias.h"
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#else
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#include <alias.h>
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#endif
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#endif
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#include "layer.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 "timer.h"
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#include "fsm.h"
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#include "iplist.h"
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#include "throughput.h"
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#include "slcompress.h"
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#include "lqr.h"
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#include "hdlc.h"
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#include "lcp.h"
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#include "ncpaddr.h"
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#include "ipcp.h"
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#ifndef NONAT
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#include "nat_cmd.h"
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#endif
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#include "systems.h"
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#include "filter.h"
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#include "descriptor.h"
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#include "main.h"
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#include "route.h"
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#include "ccp.h"
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#include "auth.h"
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#include "async.h"
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#include "link.h"
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#include "physical.h"
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#include "mp.h"
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#ifndef NORADIUS
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#include "radius.h"
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#endif
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#include "ipv6cp.h"
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#include "ncp.h"
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#include "bundle.h"
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#include "server.h"
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#include "prompt.h"
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#include "chat.h"
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#include "chap.h"
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#include "cbcp.h"
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#include "datalink.h"
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#include "iface.h"
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#include "id.h"
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#include "probe.h"
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/* ``set'' values */
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#define VAR_AUTHKEY 0
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#define VAR_DIAL 1
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#define VAR_LOGIN 2
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#define VAR_AUTHNAME 3
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#define VAR_AUTOLOAD 4
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#define VAR_WINSIZE 5
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#define VAR_DEVICE 6
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#define VAR_ACCMAP 7
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#define VAR_MRRU 8
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#define VAR_MRU 9
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#define VAR_MTU 10
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#define VAR_OPENMODE 11
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#define VAR_PHONE 12
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#define VAR_HANGUP 13
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#define VAR_IDLETIMEOUT 14
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#define VAR_LQRPERIOD 15
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#define VAR_LCPRETRY 16
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#define VAR_CHAPRETRY 17
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#define VAR_PAPRETRY 18
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#define VAR_CCPRETRY 19
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#define VAR_IPCPRETRY 20
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#define VAR_DNS 21
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#define VAR_NBNS 22
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#define VAR_MODE 23
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#define VAR_CALLBACK 24
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#define VAR_CBCP 25
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#define VAR_CHOKED 26
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#define VAR_SENDPIPE 27
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#define VAR_RECVPIPE 28
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#define VAR_RADIUS 29
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#define VAR_CD 30
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#define VAR_PARITY 31
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#define VAR_CRTSCTS 32
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#define VAR_URGENTPORTS 33
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#define VAR_LOGOUT 34
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#define VAR_IFQUEUE 35
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#define VAR_MPPE 36
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#define VAR_IPV6CPRETRY 37
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#define VAR_RAD_ALIVE 38
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#define VAR_PPPOE 39
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/* ``accept|deny|disable|enable'' masks */
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#define NEG_HISMASK (1)
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#define NEG_MYMASK (2)
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/* ``accept|deny|disable|enable'' values */
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#define NEG_ACFCOMP 40
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#define NEG_CHAP05 41
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#define NEG_CHAP80 42
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#define NEG_CHAP80LM 43
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#define NEG_DEFLATE 44
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#define NEG_DNS 45
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#define NEG_ECHO 46
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#define NEG_ENDDISC 47
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#define NEG_LQR 48
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#define NEG_PAP 49
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#define NEG_PPPDDEFLATE 50
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#define NEG_PRED1 51
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#define NEG_PROTOCOMP 52
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#define NEG_SHORTSEQ 53
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#define NEG_VJCOMP 54
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#define NEG_MPPE 55
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#define NEG_CHAP81 56
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const char Version[] = "3.4.2";
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static int ShowCommand(struct cmdargs const *);
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static int TerminalCommand(struct cmdargs const *);
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static int QuitCommand(struct cmdargs const *);
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static int OpenCommand(struct cmdargs const *);
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static int CloseCommand(struct cmdargs const *);
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static int DownCommand(struct cmdargs const *);
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static int SetCommand(struct cmdargs const *);
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static int LinkCommand(struct cmdargs const *);
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static int AddCommand(struct cmdargs const *);
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static int DeleteCommand(struct cmdargs const *);
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static int NegotiateCommand(struct cmdargs const *);
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static int ClearCommand(struct cmdargs const *);
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static int RunListCommand(struct cmdargs const *);
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static int IfaceAddCommand(struct cmdargs const *);
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static int IfaceDeleteCommand(struct cmdargs const *);
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static int IfaceClearCommand(struct cmdargs const *);
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static int SetProcTitle(struct cmdargs const *);
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#ifndef NONAT
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static int NatEnable(struct cmdargs const *);
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static int NatOption(struct cmdargs const *);
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#endif
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static const char *
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showcx(struct cmdtab const *cmd)
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{
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if (cmd->lauth & LOCAL_CX)
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return "(c)";
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else if (cmd->lauth & LOCAL_CX_OPT)
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return "(o)";
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return "";
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}
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static int
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HelpCommand(struct cmdargs const *arg)
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{
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struct cmdtab const *cmd;
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int n, cmax, dmax, cols, cxlen;
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const char *cx;
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if (!arg->prompt) {
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log_Printf(LogWARN, "help: Cannot help without a prompt\n");
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return 0;
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}
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if (arg->argc > arg->argn) {
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for (cmd = arg->cmdtab; cmd->name || cmd->alias; cmd++)
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if ((cmd->lauth & arg->prompt->auth) &&
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((cmd->name && !strcasecmp(cmd->name, arg->argv[arg->argn])) ||
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(cmd->alias && !strcasecmp(cmd->alias, arg->argv[arg->argn])))) {
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prompt_Printf(arg->prompt, "%s %s\n", cmd->syntax, showcx(cmd));
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return 0;
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}
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return -1;
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}
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cmax = dmax = 0;
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for (cmd = arg->cmdtab; cmd->func; cmd++)
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if (cmd->name && (cmd->lauth & arg->prompt->auth)) {
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if ((n = strlen(cmd->name) + strlen(showcx(cmd))) > cmax)
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cmax = n;
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if ((n = strlen(cmd->helpmes)) > dmax)
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dmax = n;
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}
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cols = 80 / (dmax + cmax + 3);
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n = 0;
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prompt_Printf(arg->prompt, "(o) = Optional context,"
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" (c) = Context required\n");
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for (cmd = arg->cmdtab; cmd->func; cmd++)
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if (cmd->name && (cmd->lauth & arg->prompt->auth)) {
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cx = showcx(cmd);
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cxlen = cmax - strlen(cmd->name);
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if (n % cols != 0)
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prompt_Printf(arg->prompt, " ");
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prompt_Printf(arg->prompt, "%s%-*.*s: %-*.*s",
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cmd->name, cxlen, cxlen, cx, dmax, dmax, cmd->helpmes);
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if (++n % cols == 0)
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prompt_Printf(arg->prompt, "\n");
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}
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if (n % cols != 0)
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prompt_Printf(arg->prompt, "\n");
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return 0;
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}
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static int
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IdentCommand(struct cmdargs const *arg)
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{
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Concatinate(arg->cx->physical->link.lcp.cfg.ident,
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sizeof arg->cx->physical->link.lcp.cfg.ident,
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arg->argc - arg->argn, arg->argv + arg->argn);
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return 0;
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}
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static int
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SendIdentification(struct cmdargs const *arg)
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{
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if (arg->cx->state < DATALINK_LCP) {
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log_Printf(LogWARN, "sendident: link has not reached LCP\n");
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return 2;
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}
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return lcp_SendIdentification(&arg->cx->physical->link.lcp) ? 0 : 1;
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}
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static int
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CloneCommand(struct cmdargs const *arg)
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{
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char namelist[LINE_LEN];
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char *name;
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int f;
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if (arg->argc == arg->argn)
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return -1;
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namelist[sizeof namelist - 1] = '\0';
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for (f = arg->argn; f < arg->argc; f++) {
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strncpy(namelist, arg->argv[f], sizeof namelist - 1);
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for(name = strtok(namelist, ", "); name; name = strtok(NULL,", "))
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bundle_DatalinkClone(arg->bundle, arg->cx, name);
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}
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return 0;
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}
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static int
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RemoveCommand(struct cmdargs const *arg)
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{
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if (arg->argc != arg->argn)
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return -1;
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if (arg->cx->state != DATALINK_CLOSED) {
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log_Printf(LogWARN, "remove: Cannot delete links that aren't closed\n");
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return 2;
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}
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bundle_DatalinkRemove(arg->bundle, arg->cx);
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return 0;
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}
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static int
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RenameCommand(struct cmdargs const *arg)
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{
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if (arg->argc != arg->argn + 1)
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return -1;
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if (bundle_RenameDatalink(arg->bundle, arg->cx, arg->argv[arg->argn]))
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return 0;
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log_Printf(LogWARN, "%s -> %s: target name already exists\n",
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arg->cx->name, arg->argv[arg->argn]);
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return 1;
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}
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static int
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LoadCommand(struct cmdargs const *arg)
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{
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const char *err;
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int n, mode;
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mode = arg->bundle->phys_type.all;
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if (arg->argn < arg->argc) {
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for (n = arg->argn; n < arg->argc; n++)
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if ((err = system_IsValid(arg->argv[n], arg->prompt, mode)) != NULL) {
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log_Printf(LogWARN, "%s: %s\n", arg->argv[n], err);
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return 1;
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}
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for (n = arg->argn; n < arg->argc; n++) {
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bundle_SetLabel(arg->bundle, arg->argv[arg->argc - 1]);
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system_Select(arg->bundle, arg->argv[n], CONFFILE, arg->prompt, arg->cx);
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}
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bundle_SetLabel(arg->bundle, arg->argv[arg->argc - 1]);
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} else if ((err = system_IsValid("default", arg->prompt, mode)) != NULL) {
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log_Printf(LogWARN, "default: %s\n", err);
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return 1;
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} else {
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bundle_SetLabel(arg->bundle, "default");
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system_Select(arg->bundle, "default", CONFFILE, arg->prompt, arg->cx);
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bundle_SetLabel(arg->bundle, "default");
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}
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return 0;
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}
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static int
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LogCommand(struct cmdargs const *arg)
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{
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char buf[LINE_LEN];
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if (arg->argn < arg->argc) {
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char *argv[MAXARGS];
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int argc = arg->argc - arg->argn;
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if (argc >= (int)(sizeof argv / sizeof argv[0])) {
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argc = sizeof argv / sizeof argv[0] - 1;
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log_Printf(LogWARN, "Truncating log command to %d args\n", argc);
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}
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command_Expand(argv, argc, arg->argv + arg->argn, arg->bundle, 1, getpid());
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Concatinate(buf, sizeof buf, argc, (const char *const *)argv);
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log_Printf(LogLOG, "%s\n", buf);
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command_Free(argc, argv);
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return 0;
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}
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return -1;
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}
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static int
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SaveCommand(struct cmdargs const *arg __unused)
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{
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log_Printf(LogWARN, "save command is not yet implemented.\n");
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return 1;
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}
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static int
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DialCommand(struct cmdargs const *arg)
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{
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int res;
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if ((arg->cx && !(arg->cx->physical->type & (PHYS_INTERACTIVE|PHYS_AUTO)))
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|| (!arg->cx &&
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(arg->bundle->phys_type.all & ~(PHYS_INTERACTIVE|PHYS_AUTO)))) {
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log_Printf(LogWARN, "Manual dial is only available for auto and"
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" interactive links\n");
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return 1;
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}
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if (arg->argc > arg->argn && (res = LoadCommand(arg)) != 0)
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return res;
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bundle_Open(arg->bundle, arg->cx ? arg->cx->name : NULL, PHYS_ALL, 1);
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return 0;
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}
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#define isinword(ch) (isalnum(ch) || (ch) == '_')
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static char *
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strstrword(char *big, const char *little)
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{
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/* Get the first occurance of the word ``little'' in ``big'' */
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char *pos;
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int len;
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pos = big;
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len = strlen(little);
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while ((pos = strstr(pos, little)) != NULL)
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if ((pos != big && isinword(pos[-1])) || isinword(pos[len]))
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pos++;
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else if (pos != big && pos[-1] == '\\')
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memmove(pos - 1, pos, strlen(pos) + 1);
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else
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break;
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return pos;
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}
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static char *
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subst(char *tgt, const char *oldstr, const char *newstr)
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{
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/* tgt is a malloc()d area... realloc() as necessary */
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char *word, *ntgt;
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int ltgt, loldstr, lnewstr, pos;
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if ((word = strstrword(tgt, oldstr)) == NULL)
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return tgt;
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ltgt = strlen(tgt) + 1;
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loldstr = strlen(oldstr);
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lnewstr = strlen(newstr);
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do {
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pos = word - tgt;
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if (loldstr > lnewstr)
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bcopy(word + loldstr, word + lnewstr, ltgt - pos - loldstr);
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if (loldstr != lnewstr) {
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ntgt = realloc(tgt, ltgt += lnewstr - loldstr);
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if (ntgt == NULL)
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break; /* Oh wonderful ! */
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word = ntgt + pos;
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tgt = ntgt;
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}
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if (lnewstr > loldstr)
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bcopy(word + loldstr, word + lnewstr, ltgt - pos - lnewstr);
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bcopy(newstr, word, lnewstr);
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} while ((word = strstrword(word, oldstr)));
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return tgt;
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}
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static char *
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substip(char *tgt, const char *oldstr, struct in_addr ip)
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{
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return subst(tgt, oldstr, inet_ntoa(ip));
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}
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static char *
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substlong(char *tgt, const char *oldstr, long l)
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{
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char buf[23];
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snprintf(buf, sizeof buf, "%ld", l);
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return subst(tgt, oldstr, buf);
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}
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static char *
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substull(char *tgt, const char *oldstr, unsigned long long ull)
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{
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char buf[21];
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snprintf(buf, sizeof buf, "%llu", ull);
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return subst(tgt, oldstr, buf);
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}
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#ifndef NOINET6
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static char *
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substipv6(char *tgt, const char *oldstr, const struct ncpaddr *ip)
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{
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return subst(tgt, oldstr, ncpaddr_ntoa(ip));
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}
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#ifndef NORADIUS
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static char *
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substipv6prefix(char *tgt, const char *oldstr, const uint8_t *ipv6prefix)
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{
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uint8_t ipv6addr[INET6_ADDRSTRLEN];
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uint8_t prefix[INET6_ADDRSTRLEN + sizeof("/128") - 1];
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if (ipv6prefix) {
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inet_ntop(AF_INET6, &ipv6prefix[2], ipv6addr, sizeof(ipv6addr));
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snprintf(prefix, sizeof(prefix), "%s/%d", ipv6addr, ipv6prefix[1]);
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} else
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prefix[0] = '\0';
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return subst(tgt, oldstr, prefix);
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}
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#endif
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#endif
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void
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command_Expand(char **nargv, int argc, char const *const *oargv,
|
|
struct bundle *bundle, int inc0, pid_t pid)
|
|
{
|
|
int arg, secs;
|
|
char uptime[20];
|
|
unsigned long long oin, oout, pin, pout;
|
|
|
|
if (inc0)
|
|
arg = 0; /* Start at arg 0 */
|
|
else {
|
|
nargv[0] = strdup(oargv[0]);
|
|
arg = 1;
|
|
}
|
|
|
|
secs = bundle_Uptime(bundle);
|
|
snprintf(uptime, sizeof uptime, "%d:%02d:%02d",
|
|
secs / 3600, (secs / 60) % 60, secs % 60);
|
|
oin = bundle->ncp.ipcp.throughput.OctetsIn;
|
|
oout = bundle->ncp.ipcp.throughput.OctetsOut;
|
|
pin = bundle->ncp.ipcp.throughput.PacketsIn;
|
|
pout = bundle->ncp.ipcp.throughput.PacketsOut;
|
|
#ifndef NOINET6
|
|
oin += bundle->ncp.ipv6cp.throughput.OctetsIn;
|
|
oout += bundle->ncp.ipv6cp.throughput.OctetsOut;
|
|
pin += bundle->ncp.ipv6cp.throughput.PacketsIn;
|
|
pout += bundle->ncp.ipv6cp.throughput.PacketsOut;
|
|
#endif
|
|
|
|
for (; arg < argc; arg++) {
|
|
nargv[arg] = strdup(oargv[arg]);
|
|
nargv[arg] = subst(nargv[arg], "AUTHNAME", bundle->cfg.auth.name);
|
|
nargv[arg] = substip(nargv[arg], "DNS0", bundle->ncp.ipcp.ns.dns[0]);
|
|
nargv[arg] = substip(nargv[arg], "DNS1", bundle->ncp.ipcp.ns.dns[1]);
|
|
nargv[arg] = subst(nargv[arg], "ENDDISC",
|
|
mp_Enddisc(bundle->ncp.mp.cfg.enddisc.class,
|
|
bundle->ncp.mp.cfg.enddisc.address,
|
|
bundle->ncp.mp.cfg.enddisc.len));
|
|
nargv[arg] = substip(nargv[arg], "HISADDR", bundle->ncp.ipcp.peer_ip);
|
|
#ifndef NOINET6
|
|
nargv[arg] = substipv6(nargv[arg], "HISADDR6", &bundle->ncp.ipv6cp.hisaddr);
|
|
#endif
|
|
nargv[arg] = subst(nargv[arg], "INTERFACE", bundle->iface->name);
|
|
nargv[arg] = substull(nargv[arg], "IPOCTETSIN",
|
|
bundle->ncp.ipcp.throughput.OctetsIn);
|
|
nargv[arg] = substull(nargv[arg], "IPOCTETSOUT",
|
|
bundle->ncp.ipcp.throughput.OctetsOut);
|
|
nargv[arg] = substull(nargv[arg], "IPPACKETSIN",
|
|
bundle->ncp.ipcp.throughput.PacketsIn);
|
|
nargv[arg] = substull(nargv[arg], "IPPACKETSOUT",
|
|
bundle->ncp.ipcp.throughput.PacketsOut);
|
|
#ifndef NOINET6
|
|
nargv[arg] = substull(nargv[arg], "IPV6OCTETSIN",
|
|
bundle->ncp.ipv6cp.throughput.OctetsIn);
|
|
nargv[arg] = substull(nargv[arg], "IPV6OCTETSOUT",
|
|
bundle->ncp.ipv6cp.throughput.OctetsOut);
|
|
nargv[arg] = substull(nargv[arg], "IPV6PACKETSIN",
|
|
bundle->ncp.ipv6cp.throughput.PacketsIn);
|
|
nargv[arg] = substull(nargv[arg], "IPV6PACKETSOUT",
|
|
bundle->ncp.ipv6cp.throughput.PacketsOut);
|
|
#endif
|
|
nargv[arg] = subst(nargv[arg], "LABEL", bundle_GetLabel(bundle));
|
|
nargv[arg] = substip(nargv[arg], "MYADDR", bundle->ncp.ipcp.my_ip);
|
|
#ifndef NOINET6
|
|
nargv[arg] = substipv6(nargv[arg], "MYADDR6", &bundle->ncp.ipv6cp.myaddr);
|
|
#ifndef NORADIUS
|
|
nargv[arg] = substipv6prefix(nargv[arg], "IPV6PREFIX",
|
|
bundle->radius.ipv6prefix);
|
|
#endif
|
|
#endif
|
|
nargv[arg] = substull(nargv[arg], "OCTETSIN", oin);
|
|
nargv[arg] = substull(nargv[arg], "OCTETSOUT", oout);
|
|
nargv[arg] = substull(nargv[arg], "PACKETSIN", pin);
|
|
nargv[arg] = substull(nargv[arg], "PACKETSOUT", pout);
|
|
nargv[arg] = subst(nargv[arg], "PEER_ENDDISC",
|
|
mp_Enddisc(bundle->ncp.mp.peer.enddisc.class,
|
|
bundle->ncp.mp.peer.enddisc.address,
|
|
bundle->ncp.mp.peer.enddisc.len));
|
|
nargv[arg] = substlong(nargv[arg], "PROCESSID", pid);
|
|
if (server.cfg.port)
|
|
nargv[arg] = substlong(nargv[arg], "SOCKNAME", server.cfg.port);
|
|
else
|
|
nargv[arg] = subst(nargv[arg], "SOCKNAME", server.cfg.sockname);
|
|
nargv[arg] = subst(nargv[arg], "UPTIME", uptime);
|
|
nargv[arg] = subst(nargv[arg], "USER", bundle->ncp.mp.peer.authname);
|
|
nargv[arg] = subst(nargv[arg], "VERSION", Version);
|
|
}
|
|
nargv[arg] = NULL;
|
|
}
|
|
|
|
void
|
|
command_Free(int argc, char **argv)
|
|
{
|
|
while (argc) {
|
|
free(*argv);
|
|
argc--;
|
|
argv++;
|
|
}
|
|
}
|
|
|
|
static int
|
|
ShellCommand(struct cmdargs const *arg, int bg)
|
|
{
|
|
const char *shell;
|
|
pid_t shpid, pid;
|
|
|
|
#ifdef SHELL_ONLY_INTERACTIVELY
|
|
/* we're only allowed to shell when we run ppp interactively */
|
|
if (arg->prompt && arg->prompt->owner) {
|
|
log_Printf(LogWARN, "Can't start a shell from a network connection\n");
|
|
return 1;
|
|
}
|
|
#endif
|
|
|
|
if (arg->argc == arg->argn) {
|
|
if (!arg->prompt) {
|
|
log_Printf(LogWARN, "Can't start an interactive shell from"
|
|
" a config file\n");
|
|
return 1;
|
|
} else if (arg->prompt->owner) {
|
|
log_Printf(LogWARN, "Can't start an interactive shell from"
|
|
" a socket connection\n");
|
|
return 1;
|
|
} else if (bg) {
|
|
log_Printf(LogWARN, "Can only start an interactive shell in"
|
|
" the foreground mode\n");
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
pid = getpid();
|
|
if ((shpid = fork()) == 0) {
|
|
int i, fd;
|
|
|
|
if ((shell = getenv("SHELL")) == 0)
|
|
shell = _PATH_BSHELL;
|
|
|
|
timer_TermService();
|
|
|
|
if (arg->prompt)
|
|
fd = arg->prompt->fd_out;
|
|
else if ((fd = open(_PATH_DEVNULL, O_RDWR)) == -1) {
|
|
log_Printf(LogALERT, "Failed to open %s: %s\n",
|
|
_PATH_DEVNULL, strerror(errno));
|
|
exit(1);
|
|
}
|
|
dup2(fd, STDIN_FILENO);
|
|
dup2(fd, STDOUT_FILENO);
|
|
dup2(fd, STDERR_FILENO);
|
|
for (i = getdtablesize(); i > STDERR_FILENO; i--)
|
|
fcntl(i, F_SETFD, 1);
|
|
|
|
#ifndef NOSUID
|
|
setuid(ID0realuid());
|
|
#endif
|
|
if (arg->argc > arg->argn) {
|
|
/* substitute pseudo args */
|
|
char *argv[MAXARGS];
|
|
int argc = arg->argc - arg->argn;
|
|
|
|
if (argc >= (int)(sizeof argv / sizeof argv[0])) {
|
|
argc = sizeof argv / sizeof argv[0] - 1;
|
|
log_Printf(LogWARN, "Truncating shell command to %d args\n", argc);
|
|
}
|
|
command_Expand(argv, argc, arg->argv + arg->argn, arg->bundle, 0, pid);
|
|
if (bg) {
|
|
pid_t p;
|
|
|
|
p = getpid();
|
|
if (daemon(1, 1) == -1) {
|
|
log_Printf(LogERROR, "%ld: daemon: %s\n", (long)p, strerror(errno));
|
|
exit(1);
|
|
}
|
|
} else if (arg->prompt)
|
|
printf("ppp: Pausing until %s finishes\n", arg->argv[arg->argn]);
|
|
execvp(argv[0], argv);
|
|
} else {
|
|
if (arg->prompt)
|
|
printf("ppp: Pausing until %s finishes\n", shell);
|
|
prompt_TtyOldMode(arg->prompt);
|
|
execl(shell, shell, (char *)NULL);
|
|
}
|
|
|
|
log_Printf(LogWARN, "exec() of %s failed: %s\n",
|
|
arg->argc > arg->argn ? arg->argv[arg->argn] : shell,
|
|
strerror(errno));
|
|
_exit(255);
|
|
}
|
|
|
|
if (shpid == (pid_t)-1)
|
|
log_Printf(LogERROR, "Fork failed: %s\n", strerror(errno));
|
|
else {
|
|
int status;
|
|
waitpid(shpid, &status, 0);
|
|
}
|
|
|
|
if (arg->prompt && !arg->prompt->owner)
|
|
prompt_TtyCommandMode(arg->prompt);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
BgShellCommand(struct cmdargs const *arg)
|
|
{
|
|
if (arg->argc == arg->argn)
|
|
return -1;
|
|
return ShellCommand(arg, 1);
|
|
}
|
|
|
|
static int
|
|
FgShellCommand(struct cmdargs const *arg)
|
|
{
|
|
return ShellCommand(arg, 0);
|
|
}
|
|
|
|
static int
|
|
ResolvCommand(struct cmdargs const *arg)
|
|
{
|
|
if (arg->argc == arg->argn + 1) {
|
|
if (!strcasecmp(arg->argv[arg->argn], "reload"))
|
|
ipcp_LoadDNS(&arg->bundle->ncp.ipcp);
|
|
else if (!strcasecmp(arg->argv[arg->argn], "restore"))
|
|
ipcp_RestoreDNS(&arg->bundle->ncp.ipcp);
|
|
else if (!strcasecmp(arg->argv[arg->argn], "rewrite"))
|
|
ipcp_WriteDNS(&arg->bundle->ncp.ipcp);
|
|
else if (!strcasecmp(arg->argv[arg->argn], "readonly"))
|
|
arg->bundle->ncp.ipcp.ns.writable = 0;
|
|
else if (!strcasecmp(arg->argv[arg->argn], "writable"))
|
|
arg->bundle->ncp.ipcp.ns.writable = 1;
|
|
else
|
|
return -1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
#ifndef NONAT
|
|
static struct cmdtab const NatCommands[] =
|
|
{
|
|
{"addr", NULL, nat_RedirectAddr, LOCAL_AUTH,
|
|
"static address translation", "nat addr [addr_local addr_alias]", NULL},
|
|
{"deny_incoming", NULL, NatOption, LOCAL_AUTH,
|
|
"stop incoming connections", "nat deny_incoming yes|no",
|
|
(const void *) PKT_ALIAS_DENY_INCOMING},
|
|
{"enable", NULL, NatEnable, LOCAL_AUTH,
|
|
"enable NAT", "nat enable yes|no", NULL},
|
|
{"log", NULL, NatOption, LOCAL_AUTH,
|
|
"log NAT link creation", "nat log yes|no",
|
|
(const void *) PKT_ALIAS_LOG},
|
|
{"port", NULL, nat_RedirectPort, LOCAL_AUTH, "port redirection",
|
|
"nat port proto localaddr:port[-port] aliasport[-aliasport]", NULL},
|
|
{"proto", NULL, nat_RedirectProto, LOCAL_AUTH, "protocol redirection",
|
|
"nat proto proto localIP [publicIP [remoteIP]]", NULL},
|
|
{"proxy", NULL, nat_ProxyRule, LOCAL_AUTH,
|
|
"proxy control", "nat proxy server host[:port] ...", NULL},
|
|
#ifndef NO_FW_PUNCH
|
|
{"punch_fw", NULL, nat_PunchFW, LOCAL_AUTH,
|
|
"firewall control", "nat punch_fw [base count]", NULL},
|
|
#endif
|
|
{"skinny_port", NULL, nat_SkinnyPort, LOCAL_AUTH,
|
|
"TCP port used by Skinny Station protocol", "nat skinny_port [port]", NULL},
|
|
{"same_ports", NULL, NatOption, LOCAL_AUTH,
|
|
"try to leave port numbers unchanged", "nat same_ports yes|no",
|
|
(const void *) PKT_ALIAS_SAME_PORTS},
|
|
{"target", NULL, nat_SetTarget, LOCAL_AUTH,
|
|
"Default address for incoming connections", "nat target addr", NULL},
|
|
{"unregistered_only", NULL, NatOption, LOCAL_AUTH,
|
|
"translate unregistered (private) IP address space only",
|
|
"nat unregistered_only yes|no",
|
|
(const void *) PKT_ALIAS_UNREGISTERED_ONLY},
|
|
{"use_sockets", NULL, NatOption, LOCAL_AUTH,
|
|
"allocate host sockets", "nat use_sockets yes|no",
|
|
(const void *) PKT_ALIAS_USE_SOCKETS},
|
|
{"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
|
|
"Display this message", "nat help|? [command]", NatCommands},
|
|
{NULL, NULL, NULL, 0, NULL, NULL, NULL},
|
|
};
|
|
#endif
|
|
|
|
static struct cmdtab const AllowCommands[] = {
|
|
{"modes", "mode", AllowModes, LOCAL_AUTH,
|
|
"Only allow certain ppp modes", "allow modes mode...", NULL},
|
|
{"users", "user", AllowUsers, LOCAL_AUTH,
|
|
"Only allow ppp access to certain users", "allow users logname...", NULL},
|
|
{"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
|
|
"Display this message", "allow help|? [command]", AllowCommands},
|
|
{NULL, NULL, NULL, 0, NULL, NULL, NULL},
|
|
};
|
|
|
|
static struct cmdtab const IfaceCommands[] =
|
|
{
|
|
{"add", NULL, IfaceAddCommand, LOCAL_AUTH,
|
|
"Add iface address", "iface add addr[/bits| mask] peer", NULL},
|
|
{NULL, "add!", IfaceAddCommand, LOCAL_AUTH,
|
|
"Add or change an iface address", "iface add! addr[/bits| mask] peer",
|
|
(void *)1},
|
|
{"clear", NULL, IfaceClearCommand, LOCAL_AUTH,
|
|
"Clear iface address(es)", "iface clear [INET | INET6]", NULL},
|
|
{"delete", "rm", IfaceDeleteCommand, LOCAL_AUTH,
|
|
"Delete iface address", "iface delete addr", NULL},
|
|
{NULL, "rm!", IfaceDeleteCommand, LOCAL_AUTH,
|
|
"Delete iface address", "iface delete addr", (void *)1},
|
|
{NULL, "delete!", IfaceDeleteCommand, LOCAL_AUTH,
|
|
"Delete iface address", "iface delete addr", (void *)1},
|
|
{"show", NULL, iface_Show, LOCAL_AUTH,
|
|
"Show iface address(es)", "iface show", NULL},
|
|
{"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
|
|
"Display this message", "nat help|? [command]", IfaceCommands},
|
|
{NULL, NULL, NULL, 0, NULL, NULL, NULL},
|
|
};
|
|
|
|
static struct cmdtab const Commands[] = {
|
|
{"accept", NULL, NegotiateCommand, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"accept option request", "accept option ..", NULL},
|
|
{"add", NULL, AddCommand, LOCAL_AUTH,
|
|
"add route", "add dest mask gateway", NULL},
|
|
{NULL, "add!", AddCommand, LOCAL_AUTH,
|
|
"add or change route", "add! dest mask gateway", (void *)1},
|
|
{"allow", "auth", RunListCommand, LOCAL_AUTH,
|
|
"Allow ppp access", "allow users|modes ....", AllowCommands},
|
|
{"bg", "!bg", BgShellCommand, LOCAL_AUTH,
|
|
"Run a background command", "[!]bg command", NULL},
|
|
{"clear", NULL, ClearCommand, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"Clear throughput statistics",
|
|
"clear ipcp|ipv6cp|physical [current|overall|peak]...", NULL},
|
|
{"clone", NULL, CloneCommand, LOCAL_AUTH | LOCAL_CX,
|
|
"Clone a link", "clone newname...", NULL},
|
|
{"close", NULL, CloseCommand, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"Close an FSM", "close [lcp|ccp]", NULL},
|
|
{"delete", NULL, DeleteCommand, LOCAL_AUTH,
|
|
"delete route", "delete dest", NULL},
|
|
{NULL, "delete!", DeleteCommand, LOCAL_AUTH,
|
|
"delete a route if it exists", "delete! dest", (void *)1},
|
|
{"deny", NULL, NegotiateCommand, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"Deny option request", "deny option ..", NULL},
|
|
{"dial", "call", DialCommand, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"Dial and login", "dial|call [system ...]", NULL},
|
|
{"disable", NULL, NegotiateCommand, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"Disable option", "disable option ..", NULL},
|
|
{"down", NULL, DownCommand, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"Generate a down event", "down [ccp|lcp]", NULL},
|
|
{"enable", NULL, NegotiateCommand, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"Enable option", "enable option ..", NULL},
|
|
{"ident", NULL, IdentCommand, LOCAL_AUTH | LOCAL_CX,
|
|
"Set the link identity", "ident text...", NULL},
|
|
{"iface", "interface", RunListCommand, LOCAL_AUTH,
|
|
"interface control", "iface option ...", IfaceCommands},
|
|
{"link", "datalink", LinkCommand, LOCAL_AUTH,
|
|
"Link specific commands", "link name command ...", NULL},
|
|
{"load", NULL, LoadCommand, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"Load settings", "load [system ...]", NULL},
|
|
{"log", NULL, LogCommand, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"log information", "log word ...", NULL},
|
|
#ifndef NONAT
|
|
{"nat", "alias", RunListCommand, LOCAL_AUTH,
|
|
"NAT control", "nat option yes|no", NatCommands},
|
|
#endif
|
|
{"open", NULL, OpenCommand, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"Open an FSM", "open! [lcp|ccp|ipcp]", (void *)1},
|
|
{"passwd", NULL, PasswdCommand, LOCAL_NO_AUTH,
|
|
"Password for manipulation", "passwd LocalPassword", NULL},
|
|
{"quit", "bye", QuitCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
|
|
"Quit PPP program", "quit|bye [all]", NULL},
|
|
{"remove", "rm", RemoveCommand, LOCAL_AUTH | LOCAL_CX,
|
|
"Remove a link", "remove", NULL},
|
|
{"rename", "mv", RenameCommand, LOCAL_AUTH | LOCAL_CX,
|
|
"Rename a link", "rename name", NULL},
|
|
{"resolv", NULL, ResolvCommand, LOCAL_AUTH,
|
|
"Manipulate resolv.conf", "resolv readonly|reload|restore|rewrite|writable",
|
|
NULL},
|
|
{"save", NULL, SaveCommand, LOCAL_AUTH,
|
|
"Save settings", "save", NULL},
|
|
{"sendident", NULL, SendIdentification, LOCAL_AUTH | LOCAL_CX,
|
|
"Transmit the link identity", "sendident", NULL},
|
|
{"set", "setup", SetCommand, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"Set parameters", "set[up] var value", NULL},
|
|
{"shell", "!", FgShellCommand, LOCAL_AUTH,
|
|
"Run a subshell", "shell|! [sh command]", NULL},
|
|
{"show", NULL, ShowCommand, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"Show status and stats", "show var", NULL},
|
|
{"term", NULL, TerminalCommand, LOCAL_AUTH | LOCAL_CX,
|
|
"Enter terminal mode", "term", NULL},
|
|
{"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
|
|
"Display this message", "help|? [command]", Commands},
|
|
{NULL, NULL, NULL, 0, NULL, NULL, NULL},
|
|
};
|
|
|
|
static int
|
|
ShowEscape(struct cmdargs const *arg)
|
|
{
|
|
if (arg->cx->physical->async.cfg.EscMap[32]) {
|
|
int code, bit;
|
|
const char *sep = "";
|
|
|
|
for (code = 0; code < 32; code++)
|
|
if (arg->cx->physical->async.cfg.EscMap[code])
|
|
for (bit = 0; bit < 8; bit++)
|
|
if (arg->cx->physical->async.cfg.EscMap[code] & (1 << bit)) {
|
|
prompt_Printf(arg->prompt, "%s0x%02x", sep, (code << 3) + bit);
|
|
sep = ", ";
|
|
}
|
|
prompt_Printf(arg->prompt, "\n");
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
ShowTimerList(struct cmdargs const *arg)
|
|
{
|
|
timer_Show(0, arg->prompt);
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
ShowStopped(struct cmdargs const *arg)
|
|
{
|
|
prompt_Printf(arg->prompt, " Stopped Timer: LCP: ");
|
|
if (!arg->cx->physical->link.lcp.fsm.StoppedTimer.load)
|
|
prompt_Printf(arg->prompt, "Disabled");
|
|
else
|
|
prompt_Printf(arg->prompt, "%ld secs",
|
|
arg->cx->physical->link.lcp.fsm.StoppedTimer.load / SECTICKS);
|
|
|
|
prompt_Printf(arg->prompt, ", CCP: ");
|
|
if (!arg->cx->physical->link.ccp.fsm.StoppedTimer.load)
|
|
prompt_Printf(arg->prompt, "Disabled");
|
|
else
|
|
prompt_Printf(arg->prompt, "%ld secs",
|
|
arg->cx->physical->link.ccp.fsm.StoppedTimer.load / SECTICKS);
|
|
|
|
prompt_Printf(arg->prompt, "\n");
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
ShowVersion(struct cmdargs const *arg)
|
|
{
|
|
prompt_Printf(arg->prompt, "PPP Version %s\n", Version);
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
ShowProtocolStats(struct cmdargs const *arg)
|
|
{
|
|
struct link *l = command_ChooseLink(arg);
|
|
|
|
prompt_Printf(arg->prompt, "%s:\n", l->name);
|
|
link_ReportProtocolStatus(l, arg->prompt);
|
|
return 0;
|
|
}
|
|
|
|
static struct cmdtab const ShowCommands[] = {
|
|
{"bundle", NULL, bundle_ShowStatus, LOCAL_AUTH,
|
|
"bundle details", "show bundle", NULL},
|
|
{"ccp", NULL, ccp_ReportStatus, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"CCP status", "show cpp", NULL},
|
|
{"compress", NULL, sl_Show, LOCAL_AUTH,
|
|
"VJ compression stats", "show compress", NULL},
|
|
{"escape", NULL, ShowEscape, LOCAL_AUTH | LOCAL_CX,
|
|
"escape characters", "show escape", NULL},
|
|
{"filter", NULL, filter_Show, LOCAL_AUTH,
|
|
"packet filters", "show filter [in|out|dial|alive]", NULL},
|
|
{"hdlc", NULL, hdlc_ReportStatus, LOCAL_AUTH | LOCAL_CX,
|
|
"HDLC errors", "show hdlc", NULL},
|
|
{"iface", "interface", iface_Show, LOCAL_AUTH,
|
|
"Interface status", "show iface", NULL},
|
|
{"ipcp", NULL, ipcp_Show, LOCAL_AUTH,
|
|
"IPCP status", "show ipcp", NULL},
|
|
#ifndef NOINET6
|
|
{"ipv6cp", NULL, ipv6cp_Show, LOCAL_AUTH,
|
|
"IPV6CP status", "show ipv6cp", NULL},
|
|
#endif
|
|
{"layers", NULL, link_ShowLayers, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"Protocol layers", "show layers", NULL},
|
|
{"lcp", NULL, lcp_ReportStatus, LOCAL_AUTH | LOCAL_CX,
|
|
"LCP status", "show lcp", NULL},
|
|
{"link", "datalink", datalink_Show, LOCAL_AUTH | LOCAL_CX,
|
|
"(high-level) link info", "show link", NULL},
|
|
{"links", NULL, bundle_ShowLinks, LOCAL_AUTH,
|
|
"available link names", "show links", NULL},
|
|
{"log", NULL, log_ShowLevel, LOCAL_AUTH,
|
|
"log levels", "show log", NULL},
|
|
{"mem", NULL, mbuf_Show, LOCAL_AUTH,
|
|
"mbuf allocations", "show mem", NULL},
|
|
{"ncp", NULL, ncp_Show, LOCAL_AUTH,
|
|
"NCP status", "show ncp", NULL},
|
|
{"physical", NULL, physical_ShowStatus, LOCAL_AUTH | LOCAL_CX,
|
|
"(low-level) link info", "show physical", NULL},
|
|
{"mp", "multilink", mp_ShowStatus, LOCAL_AUTH,
|
|
"multilink setup", "show mp", NULL},
|
|
{"proto", NULL, ShowProtocolStats, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"protocol summary", "show proto", NULL},
|
|
{"route", NULL, route_Show, LOCAL_AUTH,
|
|
"routing table", "show route", NULL},
|
|
{"stopped", NULL, ShowStopped, LOCAL_AUTH | LOCAL_CX,
|
|
"STOPPED timeout", "show stopped", NULL},
|
|
{"timers", NULL, ShowTimerList, LOCAL_AUTH,
|
|
"alarm timers", "show timers", NULL},
|
|
{"version", NULL, ShowVersion, LOCAL_NO_AUTH | LOCAL_AUTH,
|
|
"version string", "show version", NULL},
|
|
{"who", NULL, log_ShowWho, LOCAL_AUTH,
|
|
"client list", "show who", NULL},
|
|
{"help", "?", HelpCommand, LOCAL_NO_AUTH | LOCAL_AUTH,
|
|
"Display this message", "show help|? [command]", ShowCommands},
|
|
{NULL, NULL, NULL, 0, NULL, NULL, NULL},
|
|
};
|
|
|
|
static struct cmdtab const *
|
|
FindCommand(struct cmdtab const *cmds, const char *str, int *pmatch)
|
|
{
|
|
int nmatch;
|
|
int len;
|
|
struct cmdtab const *found;
|
|
|
|
found = NULL;
|
|
len = strlen(str);
|
|
nmatch = 0;
|
|
while (cmds->func) {
|
|
if (cmds->name && strncasecmp(str, cmds->name, len) == 0) {
|
|
if (cmds->name[len] == '\0') {
|
|
*pmatch = 1;
|
|
return cmds;
|
|
}
|
|
nmatch++;
|
|
found = cmds;
|
|
} else if (cmds->alias && strncasecmp(str, cmds->alias, len) == 0) {
|
|
if (cmds->alias[len] == '\0') {
|
|
*pmatch = 1;
|
|
return cmds;
|
|
}
|
|
nmatch++;
|
|
found = cmds;
|
|
}
|
|
cmds++;
|
|
}
|
|
*pmatch = nmatch;
|
|
return found;
|
|
}
|
|
|
|
static const char *
|
|
mkPrefix(int argc, char const *const *argv, char *tgt, int sz)
|
|
{
|
|
int f, tlen, len;
|
|
|
|
tlen = 0;
|
|
for (f = 0; f < argc && tlen < sz - 2; f++) {
|
|
if (f)
|
|
tgt[tlen++] = ' ';
|
|
len = strlen(argv[f]);
|
|
if (len > sz - tlen - 1)
|
|
len = sz - tlen - 1;
|
|
strncpy(tgt+tlen, argv[f], len);
|
|
tlen += len;
|
|
}
|
|
tgt[tlen] = '\0';
|
|
return tgt;
|
|
}
|
|
|
|
static int
|
|
FindExec(struct bundle *bundle, struct cmdtab const *cmds, int argc, int argn,
|
|
char const *const *argv, struct prompt *prompt, struct datalink *cx)
|
|
{
|
|
struct cmdtab const *cmd;
|
|
int val = 1;
|
|
int nmatch;
|
|
struct cmdargs arg;
|
|
char prefix[100];
|
|
|
|
cmd = FindCommand(cmds, argv[argn], &nmatch);
|
|
if (nmatch > 1)
|
|
log_Printf(LogWARN, "%s: Ambiguous command\n",
|
|
mkPrefix(argn+1, argv, prefix, sizeof prefix));
|
|
else if (cmd && (!prompt || (cmd->lauth & prompt->auth))) {
|
|
if ((cmd->lauth & LOCAL_CX) && !cx)
|
|
/* We've got no context, but we require it */
|
|
cx = bundle2datalink(bundle, NULL);
|
|
|
|
if ((cmd->lauth & LOCAL_CX) && !cx)
|
|
log_Printf(LogWARN, "%s: No context (use the `link' command)\n",
|
|
mkPrefix(argn+1, argv, prefix, sizeof prefix));
|
|
else {
|
|
if (cx && !(cmd->lauth & (LOCAL_CX|LOCAL_CX_OPT))) {
|
|
log_Printf(LogWARN, "%s: Redundant context (%s) ignored\n",
|
|
mkPrefix(argn+1, argv, prefix, sizeof prefix), cx->name);
|
|
cx = NULL;
|
|
}
|
|
arg.cmdtab = cmds;
|
|
arg.cmd = cmd;
|
|
arg.argc = argc;
|
|
arg.argn = argn+1;
|
|
arg.argv = argv;
|
|
arg.bundle = bundle;
|
|
arg.cx = cx;
|
|
arg.prompt = prompt;
|
|
val = (*cmd->func) (&arg);
|
|
}
|
|
} else
|
|
log_Printf(LogWARN, "%s: Invalid command\n",
|
|
mkPrefix(argn+1, argv, prefix, sizeof prefix));
|
|
|
|
if (val == -1)
|
|
log_Printf(LogWARN, "usage: %s\n", cmd->syntax);
|
|
else if (val)
|
|
log_Printf(LogWARN, "%s: Failed %d\n",
|
|
mkPrefix(argn+1, argv, prefix, sizeof prefix), val);
|
|
|
|
return val;
|
|
}
|
|
|
|
int
|
|
command_Expand_Interpret(char *buff, int nb, char *argv[MAXARGS], int offset)
|
|
{
|
|
char buff2[LINE_LEN-offset];
|
|
|
|
InterpretArg(buff, buff2);
|
|
strncpy(buff, buff2, LINE_LEN - offset - 1);
|
|
buff[LINE_LEN - offset - 1] = '\0';
|
|
|
|
return command_Interpret(buff, nb, argv);
|
|
}
|
|
|
|
int
|
|
command_Interpret(char *buff, int nb, char *argv[MAXARGS])
|
|
{
|
|
char *cp;
|
|
|
|
if (nb > 0) {
|
|
cp = buff + strcspn(buff, "\r\n");
|
|
if (cp)
|
|
*cp = '\0';
|
|
return MakeArgs(buff, argv, MAXARGS, PARSE_REDUCE);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
arghidden(char const *const *argv, int n)
|
|
{
|
|
/* Is arg n of the given command to be hidden from the log ? */
|
|
|
|
/* set authkey xxxxx */
|
|
/* set key xxxxx */
|
|
if (n == 2 && !strncasecmp(argv[0], "se", 2) &&
|
|
(!strncasecmp(argv[1], "authk", 5) || !strncasecmp(argv[1], "ke", 2)))
|
|
return 1;
|
|
|
|
/* passwd xxxxx */
|
|
if (n == 1 && !strncasecmp(argv[0], "p", 1))
|
|
return 1;
|
|
|
|
/* set server port xxxxx .... */
|
|
if (n == 3 && !strncasecmp(argv[0], "se", 2) &&
|
|
!strncasecmp(argv[1], "se", 2))
|
|
return 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
command_Run(struct bundle *bundle, int argc, char const *const *argv,
|
|
struct prompt *prompt, const char *label, struct datalink *cx)
|
|
{
|
|
if (argc > 0) {
|
|
if (log_IsKept(LogCOMMAND)) {
|
|
char buf[LINE_LEN];
|
|
int f;
|
|
size_t n;
|
|
|
|
if (label) {
|
|
strncpy(buf, label, sizeof buf - 3);
|
|
buf[sizeof buf - 3] = '\0';
|
|
strcat(buf, ": ");
|
|
n = strlen(buf);
|
|
} else {
|
|
*buf = '\0';
|
|
n = 0;
|
|
}
|
|
buf[sizeof buf - 1] = '\0'; /* In case we run out of room in buf */
|
|
|
|
for (f = 0; f < argc; f++) {
|
|
if (n < sizeof buf - 1 && f)
|
|
buf[n++] = ' ';
|
|
if (arghidden(argv, f))
|
|
strncpy(buf+n, "********", sizeof buf - n - 1);
|
|
else
|
|
strncpy(buf+n, argv[f], sizeof buf - n - 1);
|
|
n += strlen(buf+n);
|
|
}
|
|
log_Printf(LogCOMMAND, "%s\n", buf);
|
|
}
|
|
FindExec(bundle, Commands, argc, 0, argv, prompt, cx);
|
|
}
|
|
}
|
|
|
|
int
|
|
command_Decode(struct bundle *bundle, char *buff, int nb, struct prompt *prompt,
|
|
const char *label)
|
|
{
|
|
int argc;
|
|
char *argv[MAXARGS];
|
|
|
|
if ((argc = command_Expand_Interpret(buff, nb, argv, 0)) < 0)
|
|
return 0;
|
|
|
|
command_Run(bundle, argc, (char const *const *)argv, prompt, label, NULL);
|
|
return 1;
|
|
}
|
|
|
|
static int
|
|
ShowCommand(struct cmdargs const *arg)
|
|
{
|
|
if (!arg->prompt)
|
|
log_Printf(LogWARN, "show: Cannot show without a prompt\n");
|
|
else if (arg->argc > arg->argn)
|
|
FindExec(arg->bundle, ShowCommands, arg->argc, arg->argn, arg->argv,
|
|
arg->prompt, arg->cx);
|
|
else
|
|
prompt_Printf(arg->prompt, "Use ``show ?'' to get a list.\n");
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
TerminalCommand(struct cmdargs const *arg)
|
|
{
|
|
if (!arg->prompt) {
|
|
log_Printf(LogWARN, "term: Need a prompt\n");
|
|
return 1;
|
|
}
|
|
|
|
if (arg->cx->physical->link.lcp.fsm.state > ST_CLOSED) {
|
|
prompt_Printf(arg->prompt, "LCP state is [%s]\n",
|
|
State2Nam(arg->cx->physical->link.lcp.fsm.state));
|
|
return 1;
|
|
}
|
|
|
|
datalink_Up(arg->cx, 0, 0);
|
|
prompt_TtyTermMode(arg->prompt, arg->cx);
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
QuitCommand(struct cmdargs const *arg)
|
|
{
|
|
if (!arg->prompt || prompt_IsController(arg->prompt) ||
|
|
(arg->argc > arg->argn && !strcasecmp(arg->argv[arg->argn], "all") &&
|
|
(arg->prompt->auth & LOCAL_AUTH)))
|
|
Cleanup();
|
|
if (arg->prompt)
|
|
prompt_Destroy(arg->prompt, 1);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
OpenCommand(struct cmdargs const *arg)
|
|
{
|
|
if (arg->argc == arg->argn)
|
|
bundle_Open(arg->bundle, arg->cx ? arg->cx->name : NULL, PHYS_ALL, 1);
|
|
else if (arg->argc == arg->argn + 1) {
|
|
if (!strcasecmp(arg->argv[arg->argn], "lcp")) {
|
|
struct datalink *cx = arg->cx ?
|
|
arg->cx : bundle2datalink(arg->bundle, NULL);
|
|
if (cx) {
|
|
if (cx->physical->link.lcp.fsm.state == ST_OPENED)
|
|
fsm_Reopen(&cx->physical->link.lcp.fsm);
|
|
else
|
|
bundle_Open(arg->bundle, cx->name, PHYS_ALL, 1);
|
|
} else
|
|
log_Printf(LogWARN, "open lcp: You must specify a link\n");
|
|
} else if (!strcasecmp(arg->argv[arg->argn], "ccp")) {
|
|
struct fsm *fp;
|
|
|
|
fp = &command_ChooseLink(arg)->ccp.fsm;
|
|
if (fp->link->lcp.fsm.state != ST_OPENED)
|
|
log_Printf(LogWARN, "open: LCP must be open before opening CCP\n");
|
|
else if (fp->state == ST_OPENED)
|
|
fsm_Reopen(fp);
|
|
else {
|
|
fp->open_mode = 0; /* Not passive any more */
|
|
if (fp->state == ST_STOPPED) {
|
|
fsm_Down(fp);
|
|
fsm_Up(fp);
|
|
} else {
|
|
fsm_Up(fp);
|
|
fsm_Open(fp);
|
|
}
|
|
}
|
|
} else if (!strcasecmp(arg->argv[arg->argn], "ipcp")) {
|
|
if (arg->cx)
|
|
log_Printf(LogWARN, "open ipcp: You need not specify a link\n");
|
|
if (arg->bundle->ncp.ipcp.fsm.state == ST_OPENED)
|
|
fsm_Reopen(&arg->bundle->ncp.ipcp.fsm);
|
|
else
|
|
bundle_Open(arg->bundle, NULL, PHYS_ALL, 1);
|
|
} else
|
|
return -1;
|
|
} else
|
|
return -1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
CloseCommand(struct cmdargs const *arg)
|
|
{
|
|
if (arg->argc == arg->argn)
|
|
bundle_Close(arg->bundle, arg->cx ? arg->cx->name : NULL, CLOSE_STAYDOWN);
|
|
else if (arg->argc == arg->argn + 1) {
|
|
if (!strcasecmp(arg->argv[arg->argn], "lcp"))
|
|
bundle_Close(arg->bundle, arg->cx ? arg->cx->name : NULL, CLOSE_LCP);
|
|
else if (!strcasecmp(arg->argv[arg->argn], "ccp") ||
|
|
!strcasecmp(arg->argv[arg->argn], "ccp!")) {
|
|
struct fsm *fp;
|
|
|
|
fp = &command_ChooseLink(arg)->ccp.fsm;
|
|
if (fp->state == ST_OPENED) {
|
|
fsm_Close(fp);
|
|
if (arg->argv[arg->argn][3] == '!')
|
|
fp->open_mode = 0; /* Stay ST_CLOSED */
|
|
else
|
|
fp->open_mode = OPEN_PASSIVE; /* Wait for the peer to start */
|
|
}
|
|
} else
|
|
return -1;
|
|
} else
|
|
return -1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
DownCommand(struct cmdargs const *arg)
|
|
{
|
|
if (arg->argc == arg->argn) {
|
|
if (arg->cx)
|
|
datalink_Down(arg->cx, CLOSE_STAYDOWN);
|
|
else
|
|
bundle_Down(arg->bundle, CLOSE_STAYDOWN);
|
|
} else if (arg->argc == arg->argn + 1) {
|
|
if (!strcasecmp(arg->argv[arg->argn], "lcp")) {
|
|
if (arg->cx)
|
|
datalink_Down(arg->cx, CLOSE_LCP);
|
|
else
|
|
bundle_Down(arg->bundle, CLOSE_LCP);
|
|
} else if (!strcasecmp(arg->argv[arg->argn], "ccp")) {
|
|
struct fsm *fp = arg->cx ? &arg->cx->physical->link.ccp.fsm :
|
|
&arg->bundle->ncp.mp.link.ccp.fsm;
|
|
fsm2initial(fp);
|
|
} else
|
|
return -1;
|
|
} else
|
|
return -1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
SetModemSpeed(struct cmdargs const *arg)
|
|
{
|
|
long speed;
|
|
char *end;
|
|
|
|
if (arg->argc > arg->argn && *arg->argv[arg->argn]) {
|
|
if (arg->argc > arg->argn+1) {
|
|
log_Printf(LogWARN, "SetModemSpeed: Too many arguments\n");
|
|
return -1;
|
|
}
|
|
if (strcasecmp(arg->argv[arg->argn], "sync") == 0) {
|
|
physical_SetSync(arg->cx->physical);
|
|
return 0;
|
|
}
|
|
end = NULL;
|
|
speed = strtol(arg->argv[arg->argn], &end, 10);
|
|
if (*end || speed < 0) {
|
|
log_Printf(LogWARN, "SetModemSpeed: Bad argument \"%s\"",
|
|
arg->argv[arg->argn]);
|
|
return -1;
|
|
}
|
|
if (physical_SetSpeed(arg->cx->physical, speed))
|
|
return 0;
|
|
log_Printf(LogWARN, "%s: Invalid speed\n", arg->argv[arg->argn]);
|
|
} else
|
|
log_Printf(LogWARN, "SetModemSpeed: No speed specified\n");
|
|
|
|
return -1;
|
|
}
|
|
|
|
static int
|
|
SetStoppedTimeout(struct cmdargs const *arg)
|
|
{
|
|
struct link *l = &arg->cx->physical->link;
|
|
|
|
l->lcp.fsm.StoppedTimer.load = 0;
|
|
l->ccp.fsm.StoppedTimer.load = 0;
|
|
if (arg->argc <= arg->argn+2) {
|
|
if (arg->argc > arg->argn) {
|
|
l->lcp.fsm.StoppedTimer.load = atoi(arg->argv[arg->argn]) * SECTICKS;
|
|
if (arg->argc > arg->argn+1)
|
|
l->ccp.fsm.StoppedTimer.load = atoi(arg->argv[arg->argn+1]) * SECTICKS;
|
|
}
|
|
return 0;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
static int
|
|
SetServer(struct cmdargs const *arg)
|
|
{
|
|
int res = -1;
|
|
|
|
if (arg->argc > arg->argn && arg->argc < arg->argn+4) {
|
|
const char *port, *passwd, *mask;
|
|
size_t mlen;
|
|
|
|
/* What's what ? */
|
|
port = arg->argv[arg->argn];
|
|
if (arg->argc == arg->argn + 2) {
|
|
passwd = arg->argv[arg->argn+1];
|
|
mask = NULL;
|
|
} else if (arg->argc == arg->argn + 3) {
|
|
passwd = arg->argv[arg->argn+1];
|
|
mask = arg->argv[arg->argn+2];
|
|
mlen = strlen(mask);
|
|
if (mlen == 0 || mlen > 4 || strspn(mask, "01234567") != mlen ||
|
|
(mlen == 4 && *mask != '0')) {
|
|
log_Printf(LogWARN, "%s %s: %s: Invalid mask\n",
|
|
arg->argv[arg->argn - 2], arg->argv[arg->argn - 1], mask);
|
|
return -1;
|
|
}
|
|
} else if (arg->argc != arg->argn + 1)
|
|
return -1;
|
|
else if (strcasecmp(port, "none") == 0) {
|
|
if (server_Clear(arg->bundle))
|
|
log_Printf(LogPHASE, "Disabled server socket\n");
|
|
return 0;
|
|
} else if (strcasecmp(port, "open") == 0) {
|
|
switch (server_Reopen(arg->bundle)) {
|
|
case SERVER_OK:
|
|
return 0;
|
|
case SERVER_FAILED:
|
|
log_Printf(LogWARN, "Failed to reopen server port\n");
|
|
return 1;
|
|
case SERVER_UNSET:
|
|
log_Printf(LogWARN, "Cannot reopen unset server socket\n");
|
|
return 1;
|
|
default:
|
|
break;
|
|
}
|
|
return -1;
|
|
} else if (strcasecmp(port, "closed") == 0) {
|
|
if (server_Close(arg->bundle))
|
|
log_Printf(LogPHASE, "Closed server socket\n");
|
|
else
|
|
log_Printf(LogWARN, "Server socket not open\n");
|
|
|
|
return 0;
|
|
} else
|
|
return -1;
|
|
|
|
strncpy(server.cfg.passwd, passwd, sizeof server.cfg.passwd - 1);
|
|
server.cfg.passwd[sizeof server.cfg.passwd - 1] = '\0';
|
|
|
|
if (*port == '/') {
|
|
mode_t imask;
|
|
char *ptr, name[LINE_LEN + 12];
|
|
|
|
if (mask == NULL)
|
|
imask = (mode_t)-1;
|
|
else for (imask = mlen = 0; mask[mlen]; mlen++)
|
|
imask = (imask * 8) + mask[mlen] - '0';
|
|
|
|
ptr = strstr(port, "%d");
|
|
if (ptr) {
|
|
snprintf(name, sizeof name, "%.*s%d%s",
|
|
(int)(ptr - port), port, arg->bundle->unit, ptr + 2);
|
|
port = name;
|
|
}
|
|
res = server_LocalOpen(arg->bundle, port, imask);
|
|
} else {
|
|
int iport, add = 0;
|
|
|
|
if (mask != NULL)
|
|
return -1;
|
|
|
|
if (*port == '+') {
|
|
port++;
|
|
add = 1;
|
|
}
|
|
if (strspn(port, "0123456789") != strlen(port)) {
|
|
struct servent *s;
|
|
|
|
if ((s = getservbyname(port, "tcp")) == NULL) {
|
|
iport = 0;
|
|
log_Printf(LogWARN, "%s: Invalid port or service\n", port);
|
|
} else
|
|
iport = ntohs(s->s_port);
|
|
} else
|
|
iport = atoi(port);
|
|
|
|
if (iport) {
|
|
if (add)
|
|
iport += arg->bundle->unit;
|
|
res = server_TcpOpen(arg->bundle, iport);
|
|
} else
|
|
res = -1;
|
|
}
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
static int
|
|
SetEscape(struct cmdargs const *arg)
|
|
{
|
|
int code;
|
|
int argc = arg->argc - arg->argn;
|
|
char const *const *argv = arg->argv + arg->argn;
|
|
|
|
for (code = 0; code < 33; code++)
|
|
arg->cx->physical->async.cfg.EscMap[code] = 0;
|
|
|
|
while (argc-- > 0) {
|
|
sscanf(*argv++, "%x", &code);
|
|
code &= 0xff;
|
|
arg->cx->physical->async.cfg.EscMap[code >> 3] |= (1 << (code & 7));
|
|
arg->cx->physical->async.cfg.EscMap[32] = 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
SetInterfaceAddr(struct cmdargs const *arg)
|
|
{
|
|
struct ncp *ncp = &arg->bundle->ncp;
|
|
struct ncpaddr ncpaddr;
|
|
const char *hisaddr;
|
|
|
|
if (arg->argc > arg->argn + 4)
|
|
return -1;
|
|
|
|
hisaddr = NULL;
|
|
memset(&ncp->ipcp.cfg.my_range, '\0', sizeof ncp->ipcp.cfg.my_range);
|
|
memset(&ncp->ipcp.cfg.peer_range, '\0', sizeof ncp->ipcp.cfg.peer_range);
|
|
ncp->ipcp.cfg.HaveTriggerAddress = 0;
|
|
ncp->ipcp.cfg.netmask.s_addr = INADDR_ANY;
|
|
iplist_reset(&ncp->ipcp.cfg.peer_list);
|
|
|
|
if (arg->argc > arg->argn) {
|
|
if (!ncprange_aton(&ncp->ipcp.cfg.my_range, ncp, arg->argv[arg->argn]))
|
|
return 1;
|
|
if (arg->argc > arg->argn+1) {
|
|
hisaddr = arg->argv[arg->argn+1];
|
|
if (arg->argc > arg->argn+2) {
|
|
ncp->ipcp.ifmask = ncp->ipcp.cfg.netmask =
|
|
GetIpAddr(arg->argv[arg->argn+2]);
|
|
if (arg->argc > arg->argn+3) {
|
|
ncp->ipcp.cfg.TriggerAddress = GetIpAddr(arg->argv[arg->argn+3]);
|
|
ncp->ipcp.cfg.HaveTriggerAddress = 1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/* 0.0.0.0 means any address (0 bits) */
|
|
ncprange_getaddr(&ncp->ipcp.cfg.my_range, &ncpaddr);
|
|
ncpaddr_getip4(&ncpaddr, &ncp->ipcp.my_ip);
|
|
if (ncp->ipcp.my_ip.s_addr == INADDR_ANY)
|
|
ncprange_setwidth(&ncp->ipcp.cfg.my_range, 0);
|
|
bundle_AdjustFilters(arg->bundle, &ncpaddr, NULL);
|
|
|
|
if (hisaddr && !ipcp_UseHisaddr(arg->bundle, hisaddr,
|
|
arg->bundle->phys_type.all & PHYS_AUTO))
|
|
return 4;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
SetRetry(int argc, char const *const *argv, u_int *timeout, u_int *maxreq,
|
|
u_int *maxtrm, int def)
|
|
{
|
|
if (argc == 0) {
|
|
*timeout = DEF_FSMRETRY;
|
|
*maxreq = def;
|
|
if (maxtrm != NULL)
|
|
*maxtrm = def;
|
|
} else {
|
|
long l = atol(argv[0]);
|
|
|
|
if (l < MIN_FSMRETRY) {
|
|
log_Printf(LogWARN, "%ld: Invalid FSM retry period - min %d\n",
|
|
l, MIN_FSMRETRY);
|
|
return 1;
|
|
} else
|
|
*timeout = l;
|
|
|
|
if (argc > 1) {
|
|
l = atol(argv[1]);
|
|
if (l < 1) {
|
|
log_Printf(LogWARN, "%ld: Invalid FSM REQ tries - changed to 1\n", l);
|
|
l = 1;
|
|
}
|
|
*maxreq = l;
|
|
|
|
if (argc > 2 && maxtrm != NULL) {
|
|
l = atol(argv[2]);
|
|
if (l < 1) {
|
|
log_Printf(LogWARN, "%ld: Invalid FSM TRM tries - changed to 1\n", l);
|
|
l = 1;
|
|
}
|
|
*maxtrm = l;
|
|
}
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
SetVariable(struct cmdargs const *arg)
|
|
{
|
|
long long_val, param = (long)arg->cmd->args;
|
|
int mode, dummyint, f, first, res;
|
|
u_short *change;
|
|
const char *argp;
|
|
struct datalink *cx = arg->cx; /* LOCAL_CX uses this */
|
|
struct link *l = command_ChooseLink(arg); /* LOCAL_CX_OPT uses this */
|
|
struct in_addr *ipaddr;
|
|
struct ncpaddr ncpaddr[2];
|
|
|
|
if (arg->argc > arg->argn)
|
|
argp = arg->argv[arg->argn];
|
|
else
|
|
argp = "";
|
|
|
|
res = 0;
|
|
|
|
if ((arg->cmd->lauth & LOCAL_CX) && !cx) {
|
|
log_Printf(LogWARN, "set %s: No context (use the `link' command)\n",
|
|
arg->cmd->name);
|
|
return 1;
|
|
} else if (cx && !(arg->cmd->lauth & (LOCAL_CX|LOCAL_CX_OPT))) {
|
|
log_Printf(LogWARN, "set %s: Redundant context (%s) ignored\n",
|
|
arg->cmd->name, cx->name);
|
|
cx = NULL;
|
|
}
|
|
|
|
switch (param) {
|
|
case VAR_AUTHKEY:
|
|
strncpy(arg->bundle->cfg.auth.key, argp,
|
|
sizeof arg->bundle->cfg.auth.key - 1);
|
|
arg->bundle->cfg.auth.key[sizeof arg->bundle->cfg.auth.key - 1] = '\0';
|
|
break;
|
|
|
|
case VAR_AUTHNAME:
|
|
switch (bundle_Phase(arg->bundle)) {
|
|
default:
|
|
log_Printf(LogWARN, "Altering authname while at phase %s\n",
|
|
bundle_PhaseName(arg->bundle));
|
|
/* drop through */
|
|
case PHASE_DEAD:
|
|
case PHASE_ESTABLISH:
|
|
strncpy(arg->bundle->cfg.auth.name, argp,
|
|
sizeof arg->bundle->cfg.auth.name - 1);
|
|
arg->bundle->cfg.auth.name[sizeof arg->bundle->cfg.auth.name-1] = '\0';
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case VAR_AUTOLOAD:
|
|
if (arg->argc == arg->argn + 3) {
|
|
int v1, v2, v3;
|
|
char *end;
|
|
|
|
v1 = strtol(arg->argv[arg->argn], &end, 0);
|
|
if (v1 < 0 || *end) {
|
|
log_Printf(LogWARN, "autoload: %s: Invalid min percentage\n",
|
|
arg->argv[arg->argn]);
|
|
res = 1;
|
|
break;
|
|
}
|
|
|
|
v2 = strtol(arg->argv[arg->argn + 1], &end, 0);
|
|
if (v2 < 0 || *end) {
|
|
log_Printf(LogWARN, "autoload: %s: Invalid max percentage\n",
|
|
arg->argv[arg->argn + 1]);
|
|
res = 1;
|
|
break;
|
|
}
|
|
if (v2 < v1) {
|
|
v3 = v1;
|
|
v1 = v2;
|
|
v2 = v3;
|
|
}
|
|
|
|
v3 = strtol(arg->argv[arg->argn + 2], &end, 0);
|
|
if (v3 <= 0 || *end) {
|
|
log_Printf(LogWARN, "autoload: %s: Invalid throughput period\n",
|
|
arg->argv[arg->argn + 2]);
|
|
res = 1;
|
|
break;
|
|
}
|
|
|
|
arg->bundle->ncp.mp.cfg.autoload.min = v1;
|
|
arg->bundle->ncp.mp.cfg.autoload.max = v2;
|
|
arg->bundle->ncp.mp.cfg.autoload.period = v3;
|
|
mp_RestartAutoloadTimer(&arg->bundle->ncp.mp);
|
|
} else {
|
|
log_Printf(LogWARN, "Set autoload requires three arguments\n");
|
|
res = 1;
|
|
}
|
|
break;
|
|
|
|
case VAR_DIAL:
|
|
strncpy(cx->cfg.script.dial, argp, sizeof cx->cfg.script.dial - 1);
|
|
cx->cfg.script.dial[sizeof cx->cfg.script.dial - 1] = '\0';
|
|
break;
|
|
|
|
case VAR_LOGIN:
|
|
strncpy(cx->cfg.script.login, argp, sizeof cx->cfg.script.login - 1);
|
|
cx->cfg.script.login[sizeof cx->cfg.script.login - 1] = '\0';
|
|
break;
|
|
|
|
case VAR_WINSIZE:
|
|
if (arg->argc > arg->argn) {
|
|
l->ccp.cfg.deflate.out.winsize = atoi(arg->argv[arg->argn]);
|
|
if (l->ccp.cfg.deflate.out.winsize < 8 ||
|
|
l->ccp.cfg.deflate.out.winsize > 15) {
|
|
log_Printf(LogWARN, "%d: Invalid outgoing window size\n",
|
|
l->ccp.cfg.deflate.out.winsize);
|
|
l->ccp.cfg.deflate.out.winsize = 15;
|
|
}
|
|
if (arg->argc > arg->argn+1) {
|
|
l->ccp.cfg.deflate.in.winsize = atoi(arg->argv[arg->argn+1]);
|
|
if (l->ccp.cfg.deflate.in.winsize < 8 ||
|
|
l->ccp.cfg.deflate.in.winsize > 15) {
|
|
log_Printf(LogWARN, "%d: Invalid incoming window size\n",
|
|
l->ccp.cfg.deflate.in.winsize);
|
|
l->ccp.cfg.deflate.in.winsize = 15;
|
|
}
|
|
} else
|
|
l->ccp.cfg.deflate.in.winsize = 0;
|
|
} else {
|
|
log_Printf(LogWARN, "No window size specified\n");
|
|
res = 1;
|
|
}
|
|
break;
|
|
|
|
#ifndef NODES
|
|
case VAR_MPPE:
|
|
if (arg->argc > arg->argn + 2) {
|
|
res = -1;
|
|
break;
|
|
}
|
|
|
|
if (arg->argc == arg->argn) {
|
|
l->ccp.cfg.mppe.keybits = 0;
|
|
l->ccp.cfg.mppe.state = MPPE_ANYSTATE;
|
|
l->ccp.cfg.mppe.required = 0;
|
|
break;
|
|
}
|
|
|
|
if (!strcmp(argp, "*"))
|
|
long_val = 0;
|
|
else {
|
|
long_val = atol(argp);
|
|
if (long_val != 40 && long_val != 56 && long_val != 128) {
|
|
log_Printf(LogWARN, "%s: Invalid bits value\n", argp);
|
|
res = -1;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (arg->argc == arg->argn + 2) {
|
|
if (!strcmp(arg->argv[arg->argn + 1], "*"))
|
|
l->ccp.cfg.mppe.state = MPPE_ANYSTATE;
|
|
else if (!strcasecmp(arg->argv[arg->argn + 1], "stateless"))
|
|
l->ccp.cfg.mppe.state = MPPE_STATELESS;
|
|
else if (!strcasecmp(arg->argv[arg->argn + 1], "stateful"))
|
|
l->ccp.cfg.mppe.state = MPPE_STATEFUL;
|
|
else {
|
|
log_Printf(LogWARN, "%s: Invalid state value\n",
|
|
arg->argv[arg->argn + 1]);
|
|
res = -1;
|
|
break;
|
|
}
|
|
} else
|
|
l->ccp.cfg.mppe.state = MPPE_ANYSTATE;
|
|
l->ccp.cfg.mppe.keybits = long_val;
|
|
l->ccp.cfg.mppe.required = 1;
|
|
break;
|
|
#endif
|
|
|
|
case VAR_DEVICE:
|
|
physical_SetDeviceList(cx->physical, arg->argc - arg->argn,
|
|
arg->argv + arg->argn);
|
|
break;
|
|
|
|
case VAR_ACCMAP:
|
|
if (arg->argc > arg->argn) {
|
|
u_long ulong_val;
|
|
sscanf(argp, "%lx", &ulong_val);
|
|
cx->physical->link.lcp.cfg.accmap = (u_int32_t)ulong_val;
|
|
} else {
|
|
log_Printf(LogWARN, "No accmap specified\n");
|
|
res = 1;
|
|
}
|
|
break;
|
|
|
|
case VAR_MODE:
|
|
mode = Nam2mode(argp);
|
|
if (mode == PHYS_NONE || mode == PHYS_ALL) {
|
|
log_Printf(LogWARN, "%s: Invalid mode\n", argp);
|
|
res = -1;
|
|
break;
|
|
}
|
|
bundle_SetMode(arg->bundle, cx, mode);
|
|
break;
|
|
|
|
case VAR_MRRU:
|
|
switch (bundle_Phase(arg->bundle)) {
|
|
case PHASE_DEAD:
|
|
break;
|
|
case PHASE_ESTABLISH:
|
|
/* Make sure none of our links are DATALINK_LCP or greater */
|
|
if (bundle_HighestState(arg->bundle) >= DATALINK_LCP) {
|
|
log_Printf(LogWARN, "mrru: Only changable before LCP negotiations\n");
|
|
res = 1;
|
|
break;
|
|
}
|
|
break;
|
|
default:
|
|
log_Printf(LogWARN, "mrru: Only changable at phase DEAD/ESTABLISH\n");
|
|
res = 1;
|
|
break;
|
|
}
|
|
if (res != 0)
|
|
break;
|
|
long_val = atol(argp);
|
|
if (long_val && long_val < MIN_MRU) {
|
|
log_Printf(LogWARN, "MRRU %ld: too small - min %d\n", long_val, MIN_MRU);
|
|
res = 1;
|
|
break;
|
|
} else if (long_val > MAX_MRU) {
|
|
log_Printf(LogWARN, "MRRU %ld: too big - max %d\n", long_val, MAX_MRU);
|
|
res = 1;
|
|
break;
|
|
} else
|
|
arg->bundle->ncp.mp.cfg.mrru = long_val;
|
|
break;
|
|
|
|
case VAR_MRU:
|
|
long_val = 0; /* silence gcc */
|
|
change = NULL; /* silence gcc */
|
|
switch(arg->argc - arg->argn) {
|
|
case 1:
|
|
if (argp[strspn(argp, "0123456789")] != '\0') {
|
|
res = -1;
|
|
break;
|
|
}
|
|
/*FALLTHRU*/
|
|
case 0:
|
|
long_val = atol(argp);
|
|
change = &l->lcp.cfg.mru;
|
|
if (long_val > l->lcp.cfg.max_mru) {
|
|
log_Printf(LogWARN, "MRU %ld: too large - max set to %d\n", long_val,
|
|
l->lcp.cfg.max_mru);
|
|
res = 1;
|
|
break;
|
|
}
|
|
break;
|
|
case 2:
|
|
if (strcasecmp(argp, "max") && strcasecmp(argp, "maximum")) {
|
|
res = -1;
|
|
break;
|
|
}
|
|
long_val = atol(arg->argv[arg->argn + 1]);
|
|
change = &l->lcp.cfg.max_mru;
|
|
if (long_val > MAX_MRU) {
|
|
log_Printf(LogWARN, "MRU %ld: too large - maximum is %d\n", long_val,
|
|
MAX_MRU);
|
|
res = 1;
|
|
break;
|
|
}
|
|
break;
|
|
default:
|
|
res = -1;
|
|
break;
|
|
}
|
|
if (res != 0)
|
|
break;
|
|
|
|
if (long_val == 0)
|
|
*change = 0;
|
|
else if (long_val < MIN_MRU) {
|
|
log_Printf(LogWARN, "MRU %ld: too small - min %d\n", long_val, MIN_MRU);
|
|
res = 1;
|
|
break;
|
|
} else if (long_val > MAX_MRU) {
|
|
log_Printf(LogWARN, "MRU %ld: too big - max %d\n", long_val, MAX_MRU);
|
|
res = 1;
|
|
break;
|
|
} else
|
|
*change = long_val;
|
|
if (l->lcp.cfg.mru > *change)
|
|
l->lcp.cfg.mru = *change;
|
|
break;
|
|
|
|
case VAR_MTU:
|
|
long_val = 0; /* silence gcc */
|
|
change = NULL; /* silence gcc */
|
|
switch(arg->argc - arg->argn) {
|
|
case 1:
|
|
if (argp[strspn(argp, "0123456789")] != '\0') {
|
|
res = -1;
|
|
break;
|
|
}
|
|
/*FALLTHRU*/
|
|
case 0:
|
|
long_val = atol(argp);
|
|
change = &l->lcp.cfg.mtu;
|
|
if (long_val > l->lcp.cfg.max_mtu) {
|
|
log_Printf(LogWARN, "MTU %ld: too large - max set to %d\n", long_val,
|
|
l->lcp.cfg.max_mtu);
|
|
res = 1;
|
|
break;
|
|
}
|
|
break;
|
|
case 2:
|
|
if (strcasecmp(argp, "max") && strcasecmp(argp, "maximum")) {
|
|
res = -1;
|
|
break;
|
|
}
|
|
long_val = atol(arg->argv[arg->argn + 1]);
|
|
change = &l->lcp.cfg.max_mtu;
|
|
if (long_val > MAX_MTU) {
|
|
log_Printf(LogWARN, "MTU %ld: too large - maximum is %d\n", long_val,
|
|
MAX_MTU);
|
|
res = 1;
|
|
break;
|
|
}
|
|
break;
|
|
default:
|
|
res = -1;
|
|
break;
|
|
}
|
|
|
|
if (res != 0)
|
|
break;
|
|
|
|
if (long_val && long_val < MIN_MTU) {
|
|
log_Printf(LogWARN, "MTU %ld: too small - min %d\n", long_val, MIN_MTU);
|
|
res = 1;
|
|
break;
|
|
} else if (long_val > MAX_MTU) {
|
|
log_Printf(LogWARN, "MTU %ld: too big - max %d\n", long_val, MAX_MTU);
|
|
res = 1;
|
|
break;
|
|
} else
|
|
*change = long_val;
|
|
if (l->lcp.cfg.mtu > *change)
|
|
l->lcp.cfg.mtu = *change;
|
|
break;
|
|
|
|
case VAR_OPENMODE:
|
|
if (strcasecmp(argp, "active") == 0)
|
|
cx->physical->link.lcp.cfg.openmode = arg->argc > arg->argn+1 ?
|
|
atoi(arg->argv[arg->argn+1]) : 1;
|
|
else if (strcasecmp(argp, "passive") == 0)
|
|
cx->physical->link.lcp.cfg.openmode = OPEN_PASSIVE;
|
|
else {
|
|
log_Printf(LogWARN, "%s: Invalid openmode\n", argp);
|
|
res = 1;
|
|
}
|
|
break;
|
|
|
|
case VAR_PHONE:
|
|
strncpy(cx->cfg.phone.list, argp, sizeof cx->cfg.phone.list - 1);
|
|
cx->cfg.phone.list[sizeof cx->cfg.phone.list - 1] = '\0';
|
|
cx->phone.alt = cx->phone.next = NULL;
|
|
break;
|
|
|
|
case VAR_HANGUP:
|
|
strncpy(cx->cfg.script.hangup, argp, sizeof cx->cfg.script.hangup - 1);
|
|
cx->cfg.script.hangup[sizeof cx->cfg.script.hangup - 1] = '\0';
|
|
break;
|
|
|
|
case VAR_IFQUEUE:
|
|
long_val = atol(argp);
|
|
arg->bundle->cfg.ifqueue = long_val < 0 ? 0 : long_val;
|
|
break;
|
|
|
|
case VAR_LOGOUT:
|
|
strncpy(cx->cfg.script.logout, argp, sizeof cx->cfg.script.logout - 1);
|
|
cx->cfg.script.logout[sizeof cx->cfg.script.logout - 1] = '\0';
|
|
break;
|
|
|
|
case VAR_IDLETIMEOUT:
|
|
if (arg->argc > arg->argn+2) {
|
|
log_Printf(LogWARN, "Too many idle timeout values\n");
|
|
res = 1;
|
|
} else if (arg->argc == arg->argn) {
|
|
log_Printf(LogWARN, "Too few idle timeout values\n");
|
|
res = 1;
|
|
} else {
|
|
unsigned long timeout, min;
|
|
|
|
timeout = strtoul(argp, NULL, 10);
|
|
min = arg->bundle->cfg.idle.min_timeout;
|
|
if (arg->argc == arg->argn + 2)
|
|
min = strtoul(arg->argv[arg->argn + 1], NULL, 10);
|
|
bundle_SetIdleTimer(arg->bundle, timeout, min);
|
|
}
|
|
break;
|
|
|
|
#ifndef NORADIUS
|
|
case VAR_RAD_ALIVE:
|
|
if (arg->argc > arg->argn + 2) {
|
|
log_Printf(LogWARN, "Too many RADIUS alive interval values\n");
|
|
res = 1;
|
|
} else if (arg->argc == arg->argn) {
|
|
log_Printf(LogWARN, "Too few RADIUS alive interval values\n");
|
|
res = 1;
|
|
} else {
|
|
arg->bundle->radius.alive.interval = atoi(argp);
|
|
if (arg->bundle->radius.alive.interval && !arg->bundle->radius.cfg.file) {
|
|
log_Printf(LogWARN, "rad_alive requires radius to be configured\n");
|
|
res = 1;
|
|
} else if (arg->bundle->ncp.ipcp.fsm.state == ST_OPENED) {
|
|
if (arg->bundle->radius.alive.interval)
|
|
radius_StartTimer(arg->bundle);
|
|
else
|
|
radius_StopTimer(&arg->bundle->radius);
|
|
}
|
|
}
|
|
break;
|
|
#endif
|
|
|
|
case VAR_LQRPERIOD:
|
|
long_val = atol(argp);
|
|
if (long_val < MIN_LQRPERIOD) {
|
|
log_Printf(LogWARN, "%ld: Invalid lqr period - min %d\n",
|
|
long_val, MIN_LQRPERIOD);
|
|
res = 1;
|
|
} else
|
|
l->lcp.cfg.lqrperiod = long_val;
|
|
break;
|
|
|
|
case VAR_LCPRETRY:
|
|
res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
|
|
&cx->physical->link.lcp.cfg.fsm.timeout,
|
|
&cx->physical->link.lcp.cfg.fsm.maxreq,
|
|
&cx->physical->link.lcp.cfg.fsm.maxtrm, DEF_FSMTRIES);
|
|
break;
|
|
|
|
case VAR_CHAPRETRY:
|
|
res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
|
|
&cx->chap.auth.cfg.fsm.timeout,
|
|
&cx->chap.auth.cfg.fsm.maxreq, NULL, DEF_FSMAUTHTRIES);
|
|
break;
|
|
|
|
case VAR_PAPRETRY:
|
|
res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
|
|
&cx->pap.cfg.fsm.timeout, &cx->pap.cfg.fsm.maxreq,
|
|
NULL, DEF_FSMAUTHTRIES);
|
|
break;
|
|
|
|
case VAR_CCPRETRY:
|
|
res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
|
|
&l->ccp.cfg.fsm.timeout, &l->ccp.cfg.fsm.maxreq,
|
|
&l->ccp.cfg.fsm.maxtrm, DEF_FSMTRIES);
|
|
break;
|
|
|
|
case VAR_IPCPRETRY:
|
|
res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
|
|
&arg->bundle->ncp.ipcp.cfg.fsm.timeout,
|
|
&arg->bundle->ncp.ipcp.cfg.fsm.maxreq,
|
|
&arg->bundle->ncp.ipcp.cfg.fsm.maxtrm, DEF_FSMTRIES);
|
|
break;
|
|
|
|
#ifndef NOINET6
|
|
case VAR_IPV6CPRETRY:
|
|
res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
|
|
&arg->bundle->ncp.ipv6cp.cfg.fsm.timeout,
|
|
&arg->bundle->ncp.ipv6cp.cfg.fsm.maxreq,
|
|
&arg->bundle->ncp.ipv6cp.cfg.fsm.maxtrm, DEF_FSMTRIES);
|
|
break;
|
|
#endif
|
|
|
|
case VAR_NBNS:
|
|
case VAR_DNS:
|
|
if (param == VAR_DNS) {
|
|
ipaddr = arg->bundle->ncp.ipcp.cfg.ns.dns;
|
|
ipaddr[0].s_addr = ipaddr[1].s_addr = INADDR_NONE;
|
|
} else {
|
|
ipaddr = arg->bundle->ncp.ipcp.cfg.ns.nbns;
|
|
ipaddr[0].s_addr = ipaddr[1].s_addr = INADDR_ANY;
|
|
}
|
|
|
|
if (arg->argc > arg->argn) {
|
|
ncpaddr_aton(ncpaddr, &arg->bundle->ncp, arg->argv[arg->argn]);
|
|
if (!ncpaddr_getip4(ncpaddr, ipaddr))
|
|
return -1;
|
|
if (arg->argc > arg->argn+1) {
|
|
ncpaddr_aton(ncpaddr + 1, &arg->bundle->ncp, arg->argv[arg->argn + 1]);
|
|
if (!ncpaddr_getip4(ncpaddr + 1, ipaddr + 1))
|
|
return -1;
|
|
}
|
|
|
|
if (ipaddr[0].s_addr == INADDR_ANY) {
|
|
ipaddr[0] = ipaddr[1];
|
|
ipaddr[1].s_addr = INADDR_ANY;
|
|
}
|
|
if (ipaddr[0].s_addr == INADDR_NONE) {
|
|
ipaddr[0] = ipaddr[1];
|
|
ipaddr[1].s_addr = INADDR_NONE;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case VAR_CALLBACK:
|
|
cx->cfg.callback.opmask = 0;
|
|
for (dummyint = arg->argn; dummyint < arg->argc; dummyint++) {
|
|
if (!strcasecmp(arg->argv[dummyint], "auth"))
|
|
cx->cfg.callback.opmask |= CALLBACK_BIT(CALLBACK_AUTH);
|
|
else if (!strcasecmp(arg->argv[dummyint], "cbcp"))
|
|
cx->cfg.callback.opmask |= CALLBACK_BIT(CALLBACK_CBCP);
|
|
else if (!strcasecmp(arg->argv[dummyint], "e.164")) {
|
|
if (dummyint == arg->argc - 1)
|
|
log_Printf(LogWARN, "No E.164 arg (E.164 ignored) !\n");
|
|
else {
|
|
cx->cfg.callback.opmask |= CALLBACK_BIT(CALLBACK_E164);
|
|
strncpy(cx->cfg.callback.msg, arg->argv[++dummyint],
|
|
sizeof cx->cfg.callback.msg - 1);
|
|
cx->cfg.callback.msg[sizeof cx->cfg.callback.msg - 1] = '\0';
|
|
}
|
|
} else if (!strcasecmp(arg->argv[dummyint], "none"))
|
|
cx->cfg.callback.opmask |= CALLBACK_BIT(CALLBACK_NONE);
|
|
else {
|
|
res = -1;
|
|
break;
|
|
}
|
|
}
|
|
if (cx->cfg.callback.opmask == CALLBACK_BIT(CALLBACK_NONE))
|
|
cx->cfg.callback.opmask = 0;
|
|
break;
|
|
|
|
case VAR_CBCP:
|
|
cx->cfg.cbcp.delay = 0;
|
|
*cx->cfg.cbcp.phone = '\0';
|
|
cx->cfg.cbcp.fsmretry = DEF_FSMRETRY;
|
|
if (arg->argc > arg->argn) {
|
|
strncpy(cx->cfg.cbcp.phone, arg->argv[arg->argn],
|
|
sizeof cx->cfg.cbcp.phone - 1);
|
|
cx->cfg.cbcp.phone[sizeof cx->cfg.cbcp.phone - 1] = '\0';
|
|
if (arg->argc > arg->argn + 1) {
|
|
cx->cfg.cbcp.delay = atoi(arg->argv[arg->argn + 1]);
|
|
if (arg->argc > arg->argn + 2) {
|
|
long_val = atol(arg->argv[arg->argn + 2]);
|
|
if (long_val < MIN_FSMRETRY)
|
|
log_Printf(LogWARN, "%ld: Invalid CBCP FSM retry period - min %d\n",
|
|
long_val, MIN_FSMRETRY);
|
|
else
|
|
cx->cfg.cbcp.fsmretry = long_val;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case VAR_CHOKED:
|
|
arg->bundle->cfg.choked.timeout = atoi(argp);
|
|
if (arg->bundle->cfg.choked.timeout <= 0)
|
|
arg->bundle->cfg.choked.timeout = CHOKED_TIMEOUT;
|
|
break;
|
|
|
|
case VAR_SENDPIPE:
|
|
long_val = atol(argp);
|
|
arg->bundle->ncp.cfg.sendpipe = long_val;
|
|
break;
|
|
|
|
case VAR_RECVPIPE:
|
|
long_val = atol(argp);
|
|
arg->bundle->ncp.cfg.recvpipe = long_val;
|
|
break;
|
|
|
|
#ifndef NORADIUS
|
|
case VAR_RADIUS:
|
|
if (!*argp)
|
|
*arg->bundle->radius.cfg.file = '\0';
|
|
else if (access(argp, R_OK)) {
|
|
log_Printf(LogWARN, "%s: %s\n", argp, strerror(errno));
|
|
res = 1;
|
|
break;
|
|
} else {
|
|
strncpy(arg->bundle->radius.cfg.file, argp,
|
|
sizeof arg->bundle->radius.cfg.file - 1);
|
|
arg->bundle->radius.cfg.file
|
|
[sizeof arg->bundle->radius.cfg.file - 1] = '\0';
|
|
}
|
|
break;
|
|
#endif
|
|
|
|
case VAR_CD:
|
|
if (*argp) {
|
|
if (strcasecmp(argp, "off")) {
|
|
long_val = atol(argp);
|
|
if (long_val < 0)
|
|
long_val = 0;
|
|
cx->physical->cfg.cd.delay = long_val;
|
|
cx->physical->cfg.cd.necessity = argp[strlen(argp)-1] == '!' ?
|
|
CD_REQUIRED : CD_VARIABLE;
|
|
} else
|
|
cx->physical->cfg.cd.necessity = CD_NOTREQUIRED;
|
|
} else {
|
|
cx->physical->cfg.cd.delay = 0;
|
|
cx->physical->cfg.cd.necessity = CD_DEFAULT;
|
|
}
|
|
break;
|
|
|
|
case VAR_PARITY:
|
|
if (arg->argc == arg->argn + 1)
|
|
res = physical_SetParity(arg->cx->physical, argp);
|
|
else {
|
|
log_Printf(LogWARN, "Parity value must be odd, even or none\n");
|
|
res = 1;
|
|
}
|
|
break;
|
|
|
|
case VAR_CRTSCTS:
|
|
if (strcasecmp(argp, "on") == 0)
|
|
physical_SetRtsCts(arg->cx->physical, 1);
|
|
else if (strcasecmp(argp, "off") == 0)
|
|
physical_SetRtsCts(arg->cx->physical, 0);
|
|
else {
|
|
log_Printf(LogWARN, "RTS/CTS value must be on or off\n");
|
|
res = 1;
|
|
}
|
|
break;
|
|
|
|
case VAR_URGENTPORTS:
|
|
if (arg->argn == arg->argc) {
|
|
ncp_SetUrgentTOS(&arg->bundle->ncp);
|
|
ncp_ClearUrgentTcpPorts(&arg->bundle->ncp);
|
|
ncp_ClearUrgentUdpPorts(&arg->bundle->ncp);
|
|
} else if (!strcasecmp(arg->argv[arg->argn], "udp")) {
|
|
ncp_SetUrgentTOS(&arg->bundle->ncp);
|
|
if (arg->argn == arg->argc - 1)
|
|
ncp_ClearUrgentUdpPorts(&arg->bundle->ncp);
|
|
else for (f = arg->argn + 1; f < arg->argc; f++)
|
|
if (*arg->argv[f] == '+')
|
|
ncp_AddUrgentUdpPort(&arg->bundle->ncp, atoi(arg->argv[f] + 1));
|
|
else if (*arg->argv[f] == '-')
|
|
ncp_RemoveUrgentUdpPort(&arg->bundle->ncp, atoi(arg->argv[f] + 1));
|
|
else {
|
|
if (f == arg->argn)
|
|
ncp_ClearUrgentUdpPorts(&arg->bundle->ncp);
|
|
ncp_AddUrgentUdpPort(&arg->bundle->ncp, atoi(arg->argv[f]));
|
|
}
|
|
} else if (arg->argn == arg->argc - 1 &&
|
|
!strcasecmp(arg->argv[arg->argn], "none")) {
|
|
ncp_ClearUrgentTcpPorts(&arg->bundle->ncp);
|
|
ncp_ClearUrgentUdpPorts(&arg->bundle->ncp);
|
|
ncp_ClearUrgentTOS(&arg->bundle->ncp);
|
|
} else {
|
|
ncp_SetUrgentTOS(&arg->bundle->ncp);
|
|
first = arg->argn;
|
|
if (!strcasecmp(arg->argv[first], "tcp") && ++first == arg->argc)
|
|
ncp_ClearUrgentTcpPorts(&arg->bundle->ncp);
|
|
|
|
for (f = first; f < arg->argc; f++)
|
|
if (*arg->argv[f] == '+')
|
|
ncp_AddUrgentTcpPort(&arg->bundle->ncp, atoi(arg->argv[f] + 1));
|
|
else if (*arg->argv[f] == '-')
|
|
ncp_RemoveUrgentTcpPort(&arg->bundle->ncp, atoi(arg->argv[f] + 1));
|
|
else {
|
|
if (f == first)
|
|
ncp_ClearUrgentTcpPorts(&arg->bundle->ncp);
|
|
ncp_AddUrgentTcpPort(&arg->bundle->ncp, atoi(arg->argv[f]));
|
|
}
|
|
}
|
|
break;
|
|
|
|
case VAR_PPPOE:
|
|
if (strcasecmp(argp, "3Com") == 0)
|
|
physical_SetPPPoEnonstandard(arg->cx->physical, 1);
|
|
else if (strcasecmp(argp, "standard") == 0)
|
|
physical_SetPPPoEnonstandard(arg->cx->physical, 0);
|
|
else {
|
|
log_Printf(LogWARN, "PPPoE standard value must be \"standard\" or \"3Com\"\n");
|
|
res = 1;
|
|
}
|
|
break;
|
|
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
static struct cmdtab const SetCommands[] = {
|
|
{"accmap", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
|
|
"accmap value", "set accmap hex-value", (const void *)VAR_ACCMAP},
|
|
{"authkey", "key", SetVariable, LOCAL_AUTH,
|
|
"authentication key", "set authkey|key key", (const void *)VAR_AUTHKEY},
|
|
{"authname", NULL, SetVariable, LOCAL_AUTH,
|
|
"authentication name", "set authname name", (const void *)VAR_AUTHNAME},
|
|
{"autoload", NULL, SetVariable, LOCAL_AUTH,
|
|
"auto link [de]activation", "set autoload maxtime maxload mintime minload",
|
|
(const void *)VAR_AUTOLOAD},
|
|
{"bandwidth", NULL, mp_SetDatalinkBandwidth, LOCAL_AUTH | LOCAL_CX,
|
|
"datalink bandwidth", "set bandwidth value", NULL},
|
|
{"callback", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
|
|
"callback control", "set callback [none|auth|cbcp|"
|
|
"E.164 *|number[,number]...]...", (const void *)VAR_CALLBACK},
|
|
{"cbcp", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
|
|
"CBCP control", "set cbcp [*|phone[,phone...] [delay [timeout]]]",
|
|
(const void *)VAR_CBCP},
|
|
{"ccpretry", "ccpretries", SetVariable, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"CCP retries", "set ccpretry value [attempts]", (const void *)VAR_CCPRETRY},
|
|
{"cd", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "Carrier delay requirement",
|
|
"set cd value[!]", (const void *)VAR_CD},
|
|
{"chapretry", "chapretries", SetVariable, LOCAL_AUTH | LOCAL_CX,
|
|
"CHAP retries", "set chapretry value [attempts]",
|
|
(const void *)VAR_CHAPRETRY},
|
|
{"choked", NULL, SetVariable, LOCAL_AUTH,
|
|
"choked timeout", "set choked [secs]", (const void *)VAR_CHOKED},
|
|
{"ctsrts", "crtscts", SetVariable, LOCAL_AUTH | LOCAL_CX,
|
|
"Use hardware flow control", "set ctsrts [on|off]",
|
|
(const char *)VAR_CRTSCTS},
|
|
{"deflate", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"deflate window sizes", "set deflate out-winsize in-winsize",
|
|
(const void *) VAR_WINSIZE},
|
|
#ifndef NODES
|
|
{"mppe", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"MPPE key size and state", "set mppe [40|56|128|* [stateful|stateless|*]]",
|
|
(const void *) VAR_MPPE},
|
|
#endif
|
|
{"device", "line", SetVariable, LOCAL_AUTH | LOCAL_CX,
|
|
"physical device name", "set device|line device-name[,device-name]",
|
|
(const void *) VAR_DEVICE},
|
|
{"dial", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
|
|
"dialing script", "set dial chat-script", (const void *) VAR_DIAL},
|
|
{"dns", NULL, SetVariable, LOCAL_AUTH, "Domain Name Server",
|
|
"set dns pri-addr [sec-addr]", (const void *)VAR_DNS},
|
|
{"enddisc", NULL, mp_SetEnddisc, LOCAL_AUTH,
|
|
"Endpoint Discriminator", "set enddisc [IP|magic|label|psn value]", NULL},
|
|
{"escape", NULL, SetEscape, LOCAL_AUTH | LOCAL_CX,
|
|
"escape characters", "set escape hex-digit ...", NULL},
|
|
{"filter", NULL, filter_Set, LOCAL_AUTH,
|
|
"packet filters", "set filter alive|dial|in|out rule-no permit|deny "
|
|
"[src_addr[/width]] [dst_addr[/width]] [proto "
|
|
"[src [lt|eq|gt port]] [dst [lt|eq|gt port]] [estab] [syn] [finrst]]", NULL},
|
|
{"hangup", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
|
|
"hangup script", "set hangup chat-script", (const void *) VAR_HANGUP},
|
|
{"ifaddr", NULL, SetInterfaceAddr, LOCAL_AUTH, "destination address",
|
|
"set ifaddr [src-addr [dst-addr [netmask [trg-addr]]]]", NULL},
|
|
{"ifqueue", NULL, SetVariable, LOCAL_AUTH, "interface queue",
|
|
"set ifqueue packets", (const void *)VAR_IFQUEUE},
|
|
{"ipcpretry", "ipcpretries", SetVariable, LOCAL_AUTH, "IPCP retries",
|
|
"set ipcpretry value [attempts]", (const void *)VAR_IPCPRETRY},
|
|
{"ipv6cpretry", "ipv6cpretries", SetVariable, LOCAL_AUTH, "IPV6CP retries",
|
|
"set ipv6cpretry value [attempts]", (const void *)VAR_IPV6CPRETRY},
|
|
{"lcpretry", "lcpretries", SetVariable, LOCAL_AUTH | LOCAL_CX, "LCP retries",
|
|
"set lcpretry value [attempts]", (const void *)VAR_LCPRETRY},
|
|
{"log", NULL, log_SetLevel, LOCAL_AUTH, "log level",
|
|
"set log [local] [+|-]all|async|cbcp|ccp|chat|command|connect|debug|dns|hdlc|"
|
|
"id0|ipcp|lcp|lqm|phase|physical|radius|sync|tcp/ip|timer|tun...", NULL},
|
|
{"login", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
|
|
"login script", "set login chat-script", (const void *) VAR_LOGIN},
|
|
{"logout", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
|
|
"logout script", "set logout chat-script", (const void *) VAR_LOGOUT},
|
|
{"lqrperiod", "echoperiod", SetVariable, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"LQR period", "set lqr/echo period value", (const void *)VAR_LQRPERIOD},
|
|
{"mode", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "mode value",
|
|
"set mode interactive|auto|ddial|background", (const void *)VAR_MODE},
|
|
{"mrru", NULL, SetVariable, LOCAL_AUTH, "MRRU value",
|
|
"set mrru value", (const void *)VAR_MRRU},
|
|
{"mru", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
|
|
"MRU value", "set mru [max[imum]] [value]", (const void *)VAR_MRU},
|
|
{"mtu", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
|
|
"interface MTU value", "set mtu [max[imum]] [value]", (const void *)VAR_MTU},
|
|
{"nbns", NULL, SetVariable, LOCAL_AUTH, "NetBIOS Name Server",
|
|
"set nbns pri-addr [sec-addr]", (const void *)VAR_NBNS},
|
|
{"openmode", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "open mode",
|
|
"set openmode active|passive [secs]", (const void *)VAR_OPENMODE},
|
|
{"papretry", "papretries", SetVariable, LOCAL_AUTH | LOCAL_CX, "PAP retries",
|
|
"set papretry value [attempts]", (const void *)VAR_PAPRETRY},
|
|
{"parity", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "serial parity",
|
|
"set parity [odd|even|none]", (const void *)VAR_PARITY},
|
|
{"phone", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "telephone number(s)",
|
|
"set phone phone1[:phone2[...]]", (const void *)VAR_PHONE},
|
|
{"proctitle", "title", SetProcTitle, LOCAL_AUTH,
|
|
"Process title", "set proctitle [value]", NULL},
|
|
#ifndef NORADIUS
|
|
{"radius", NULL, SetVariable, LOCAL_AUTH,
|
|
"RADIUS Config", "set radius cfgfile", (const void *)VAR_RADIUS},
|
|
{"rad_alive", NULL, SetVariable, LOCAL_AUTH,
|
|
"Raduis alive interval", "set rad_alive value",
|
|
(const void *)VAR_RAD_ALIVE},
|
|
#endif
|
|
{"reconnect", NULL, datalink_SetReconnect, LOCAL_AUTH | LOCAL_CX,
|
|
"Reconnect timeout", "set reconnect value ntries", NULL},
|
|
{"recvpipe", NULL, SetVariable, LOCAL_AUTH,
|
|
"RECVPIPE value", "set recvpipe value", (const void *)VAR_RECVPIPE},
|
|
{"redial", NULL, datalink_SetRedial, LOCAL_AUTH | LOCAL_CX,
|
|
"Redial timeout", "set redial secs[+inc[-incmax]][.next] [attempts]", NULL},
|
|
{"sendpipe", NULL, SetVariable, LOCAL_AUTH,
|
|
"SENDPIPE value", "set sendpipe value", (const void *)VAR_SENDPIPE},
|
|
{"server", "socket", SetServer, LOCAL_AUTH, "diagnostic port",
|
|
"set server|socket TcpPort|LocalName|none|open|closed [password [mask]]",
|
|
NULL},
|
|
{"speed", NULL, SetModemSpeed, LOCAL_AUTH | LOCAL_CX,
|
|
"physical speed", "set speed value|sync", NULL},
|
|
{"stopped", NULL, SetStoppedTimeout, LOCAL_AUTH | LOCAL_CX,
|
|
"STOPPED timeouts", "set stopped [LCPseconds [CCPseconds]]", NULL},
|
|
{"timeout", NULL, SetVariable, LOCAL_AUTH, "Idle timeout",
|
|
"set timeout idletime", (const void *)VAR_IDLETIMEOUT},
|
|
{"urgent", NULL, SetVariable, LOCAL_AUTH, "urgent ports",
|
|
"set urgent [tcp|udp] [+|-]port...", (const void *)VAR_URGENTPORTS},
|
|
{"vj", NULL, ipcp_vjset, LOCAL_AUTH,
|
|
"vj values", "set vj slots|slotcomp [value]", NULL},
|
|
{"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
|
|
"Display this message", "set help|? [command]", SetCommands},
|
|
{"pppoe", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
|
|
"Connect using standard/3Com mode", "set pppoe [standard|3Com]",
|
|
(const char *)VAR_PPPOE},
|
|
{NULL, NULL, NULL, 0, NULL, NULL, NULL},
|
|
};
|
|
|
|
static int
|
|
SetCommand(struct cmdargs const *arg)
|
|
{
|
|
if (arg->argc > arg->argn)
|
|
FindExec(arg->bundle, SetCommands, arg->argc, arg->argn, arg->argv,
|
|
arg->prompt, arg->cx);
|
|
else if (arg->prompt)
|
|
prompt_Printf(arg->prompt, "Use `set ?' to get a list or `set ? <var>' for"
|
|
" syntax help.\n");
|
|
else
|
|
log_Printf(LogWARN, "set command must have arguments\n");
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
AddCommand(struct cmdargs const *arg)
|
|
{
|
|
struct ncpaddr gw;
|
|
struct ncprange dest;
|
|
struct in_addr host;
|
|
#ifndef NOINET6
|
|
struct in6_addr host6;
|
|
#endif
|
|
int dest_default, gw_arg, addrs;
|
|
|
|
if (arg->argc != arg->argn+3 && arg->argc != arg->argn+2)
|
|
return -1;
|
|
|
|
addrs = 0;
|
|
dest_default = 0;
|
|
if (arg->argc == arg->argn + 2) {
|
|
if (!strcasecmp(arg->argv[arg->argn], "default"))
|
|
dest_default = 1;
|
|
else {
|
|
if (!ncprange_aton(&dest, &arg->bundle->ncp, arg->argv[arg->argn]))
|
|
return -1;
|
|
if (!strncasecmp(arg->argv[arg->argn], "MYADDR", 6))
|
|
addrs = ROUTE_DSTMYADDR;
|
|
else if (!strncasecmp(arg->argv[arg->argn], "MYADDR6", 7))
|
|
addrs = ROUTE_DSTMYADDR6;
|
|
else if (!strncasecmp(arg->argv[arg->argn], "HISADDR", 7))
|
|
addrs = ROUTE_DSTHISADDR;
|
|
else if (!strncasecmp(arg->argv[arg->argn], "HISADDR6", 8))
|
|
addrs = ROUTE_DSTHISADDR6;
|
|
else if (!strncasecmp(arg->argv[arg->argn], "DNS0", 4))
|
|
addrs = ROUTE_DSTDNS0;
|
|
else if (!strncasecmp(arg->argv[arg->argn], "DNS1", 4))
|
|
addrs = ROUTE_DSTDNS1;
|
|
}
|
|
gw_arg = 1;
|
|
} else {
|
|
if (strcasecmp(arg->argv[arg->argn], "MYADDR") == 0) {
|
|
addrs = ROUTE_DSTMYADDR;
|
|
host = arg->bundle->ncp.ipcp.my_ip;
|
|
} else if (strcasecmp(arg->argv[arg->argn], "HISADDR") == 0) {
|
|
addrs = ROUTE_DSTHISADDR;
|
|
host = arg->bundle->ncp.ipcp.peer_ip;
|
|
} else if (strcasecmp(arg->argv[arg->argn], "DNS0") == 0) {
|
|
addrs = ROUTE_DSTDNS0;
|
|
host = arg->bundle->ncp.ipcp.ns.dns[0];
|
|
} else if (strcasecmp(arg->argv[arg->argn], "DNS1") == 0) {
|
|
addrs = ROUTE_DSTDNS1;
|
|
host = arg->bundle->ncp.ipcp.ns.dns[1];
|
|
} else {
|
|
host = GetIpAddr(arg->argv[arg->argn]);
|
|
if (host.s_addr == INADDR_NONE) {
|
|
log_Printf(LogWARN, "%s: Invalid destination address\n",
|
|
arg->argv[arg->argn]);
|
|
return -1;
|
|
}
|
|
}
|
|
ncprange_setip4(&dest, host, GetIpAddr(arg->argv[arg->argn + 1]));
|
|
gw_arg = 2;
|
|
}
|
|
|
|
if (strcasecmp(arg->argv[arg->argn + gw_arg], "HISADDR") == 0) {
|
|
ncpaddr_setip4(&gw, arg->bundle->ncp.ipcp.peer_ip);
|
|
addrs |= ROUTE_GWHISADDR;
|
|
#ifndef NOINET6
|
|
} else if (strcasecmp(arg->argv[arg->argn + gw_arg], "HISADDR6") == 0) {
|
|
if (!ncpaddr_getip6(&arg->bundle->ncp.ipv6cp.hisaddr, &host6))
|
|
memset(&host6, '\0', sizeof host6);
|
|
ncpaddr_setip6(&gw, &host6);
|
|
addrs |= ROUTE_GWHISADDR6;
|
|
#endif
|
|
} else {
|
|
if (!ncpaddr_aton(&gw, &arg->bundle->ncp, arg->argv[arg->argn + gw_arg])) {
|
|
log_Printf(LogWARN, "%s: Invalid gateway address\n",
|
|
arg->argv[arg->argn + gw_arg]);
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
if (dest_default)
|
|
ncprange_setdefault(&dest, ncpaddr_family(&gw));
|
|
|
|
if (rt_Set(arg->bundle, RTM_ADD, &dest, &gw, arg->cmd->args ? 1 : 0,
|
|
((addrs & ROUTE_GWHISADDR) || (addrs & ROUTE_GWHISADDR6)) ? 1 : 0)
|
|
&& addrs != ROUTE_STATIC)
|
|
route_Add(&arg->bundle->ncp.route, addrs, &dest, &gw);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
DeleteCommand(struct cmdargs const *arg)
|
|
{
|
|
struct ncprange dest;
|
|
int addrs;
|
|
|
|
if (arg->argc == arg->argn+1) {
|
|
if(strcasecmp(arg->argv[arg->argn], "all") == 0) {
|
|
route_IfDelete(arg->bundle, 0);
|
|
route_DeleteAll(&arg->bundle->ncp.route);
|
|
} else {
|
|
addrs = 0;
|
|
if (strcasecmp(arg->argv[arg->argn], "MYADDR") == 0) {
|
|
ncprange_setip4host(&dest, arg->bundle->ncp.ipcp.my_ip);
|
|
addrs = ROUTE_DSTMYADDR;
|
|
#ifndef NOINET6
|
|
} else if (strcasecmp(arg->argv[arg->argn], "MYADDR6") == 0) {
|
|
ncprange_sethost(&dest, &arg->bundle->ncp.ipv6cp.myaddr);
|
|
addrs = ROUTE_DSTMYADDR6;
|
|
#endif
|
|
} else if (strcasecmp(arg->argv[arg->argn], "HISADDR") == 0) {
|
|
ncprange_setip4host(&dest, arg->bundle->ncp.ipcp.peer_ip);
|
|
addrs = ROUTE_DSTHISADDR;
|
|
#ifndef NOINET6
|
|
} else if (strcasecmp(arg->argv[arg->argn], "HISADDR6") == 0) {
|
|
ncprange_sethost(&dest, &arg->bundle->ncp.ipv6cp.hisaddr);
|
|
addrs = ROUTE_DSTHISADDR6;
|
|
#endif
|
|
} else if (strcasecmp(arg->argv[arg->argn], "DNS0") == 0) {
|
|
ncprange_setip4host(&dest, arg->bundle->ncp.ipcp.ns.dns[0]);
|
|
addrs = ROUTE_DSTDNS0;
|
|
} else if (strcasecmp(arg->argv[arg->argn], "DNS1") == 0) {
|
|
ncprange_setip4host(&dest, arg->bundle->ncp.ipcp.ns.dns[1]);
|
|
addrs = ROUTE_DSTDNS1;
|
|
} else {
|
|
ncprange_aton(&dest, &arg->bundle->ncp, arg->argv[arg->argn]);
|
|
addrs = ROUTE_STATIC;
|
|
}
|
|
rt_Set(arg->bundle, RTM_DELETE, &dest, NULL, arg->cmd->args ? 1 : 0, 0);
|
|
route_Delete(&arg->bundle->ncp.route, addrs, &dest);
|
|
}
|
|
} else
|
|
return -1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
#ifndef NONAT
|
|
static int
|
|
NatEnable(struct cmdargs const *arg)
|
|
{
|
|
if (arg->argc == arg->argn+1) {
|
|
if (strcasecmp(arg->argv[arg->argn], "yes") == 0) {
|
|
if (!arg->bundle->NatEnabled) {
|
|
if (arg->bundle->ncp.ipcp.fsm.state == ST_OPENED)
|
|
PacketAliasSetAddress(arg->bundle->ncp.ipcp.my_ip);
|
|
arg->bundle->NatEnabled = 1;
|
|
}
|
|
return 0;
|
|
} else if (strcasecmp(arg->argv[arg->argn], "no") == 0) {
|
|
arg->bundle->NatEnabled = 0;
|
|
opt_disable(arg->bundle, OPT_IFACEALIAS);
|
|
/* Don't iface_Clear() - there may be manually configured addresses */
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
|
|
static int
|
|
NatOption(struct cmdargs const *arg)
|
|
{
|
|
long param = (long)arg->cmd->args;
|
|
|
|
if (arg->argc == arg->argn+1) {
|
|
if (strcasecmp(arg->argv[arg->argn], "yes") == 0) {
|
|
if (arg->bundle->NatEnabled) {
|
|
PacketAliasSetMode(param, param);
|
|
return 0;
|
|
}
|
|
log_Printf(LogWARN, "nat not enabled\n");
|
|
} else if (strcmp(arg->argv[arg->argn], "no") == 0) {
|
|
if (arg->bundle->NatEnabled) {
|
|
PacketAliasSetMode(0, param);
|
|
return 0;
|
|
}
|
|
log_Printf(LogWARN, "nat not enabled\n");
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
#endif /* #ifndef NONAT */
|
|
|
|
static int
|
|
LinkCommand(struct cmdargs const *arg)
|
|
{
|
|
if (arg->argc > arg->argn+1) {
|
|
char namelist[LINE_LEN];
|
|
struct datalink *cx;
|
|
char *name;
|
|
int result = 0;
|
|
|
|
if (!strcmp(arg->argv[arg->argn], "*")) {
|
|
struct datalink *dl;
|
|
|
|
cx = arg->bundle->links;
|
|
while (cx) {
|
|
/* Watch it, the command could be a ``remove'' */
|
|
dl = cx->next;
|
|
FindExec(arg->bundle, Commands, arg->argc, arg->argn+1, arg->argv,
|
|
arg->prompt, cx);
|
|
for (cx = arg->bundle->links; cx; cx = cx->next)
|
|
if (cx == dl)
|
|
break; /* Pointer's still valid ! */
|
|
}
|
|
} else {
|
|
strncpy(namelist, arg->argv[arg->argn], sizeof namelist - 1);
|
|
namelist[sizeof namelist - 1] = '\0';
|
|
for(name = strtok(namelist, ", "); name; name = strtok(NULL,", "))
|
|
if (!bundle2datalink(arg->bundle, name)) {
|
|
log_Printf(LogWARN, "link: %s: Invalid link name\n", name);
|
|
return 1;
|
|
}
|
|
|
|
strncpy(namelist, arg->argv[arg->argn], sizeof namelist - 1);
|
|
namelist[sizeof namelist - 1] = '\0';
|
|
for(name = strtok(namelist, ", "); name; name = strtok(NULL,", ")) {
|
|
cx = bundle2datalink(arg->bundle, name);
|
|
if (cx)
|
|
FindExec(arg->bundle, Commands, arg->argc, arg->argn+1, arg->argv,
|
|
arg->prompt, cx);
|
|
else {
|
|
log_Printf(LogWARN, "link: %s: Invalidated link name !\n", name);
|
|
result++;
|
|
}
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
log_Printf(LogWARN, "usage: %s\n", arg->cmd->syntax);
|
|
return 2;
|
|
}
|
|
|
|
struct link *
|
|
command_ChooseLink(struct cmdargs const *arg)
|
|
{
|
|
if (arg->cx)
|
|
return &arg->cx->physical->link;
|
|
else if (!arg->bundle->ncp.mp.cfg.mrru) {
|
|
struct datalink *dl = bundle2datalink(arg->bundle, NULL);
|
|
if (dl)
|
|
return &dl->physical->link;
|
|
}
|
|
return &arg->bundle->ncp.mp.link;
|
|
}
|
|
|
|
static const char *
|
|
ident_cmd(const char *cmd, unsigned *keep, unsigned *add)
|
|
{
|
|
const char *result;
|
|
|
|
switch (*cmd) {
|
|
case 'A':
|
|
case 'a':
|
|
result = "accept";
|
|
*keep = NEG_MYMASK;
|
|
*add = NEG_ACCEPTED;
|
|
break;
|
|
case 'D':
|
|
case 'd':
|
|
switch (cmd[1]) {
|
|
case 'E':
|
|
case 'e':
|
|
result = "deny";
|
|
*keep = NEG_MYMASK;
|
|
*add = 0;
|
|
break;
|
|
case 'I':
|
|
case 'i':
|
|
result = "disable";
|
|
*keep = NEG_HISMASK;
|
|
*add = 0;
|
|
break;
|
|
default:
|
|
return NULL;
|
|
}
|
|
break;
|
|
case 'E':
|
|
case 'e':
|
|
result = "enable";
|
|
*keep = NEG_HISMASK;
|
|
*add = NEG_ENABLED;
|
|
break;
|
|
default:
|
|
return NULL;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
static int
|
|
OptSet(struct cmdargs const *arg)
|
|
{
|
|
int opt = (int)(long)arg->cmd->args;
|
|
unsigned keep; /* Keep this opt */
|
|
unsigned add; /* Add this opt */
|
|
|
|
if (ident_cmd(arg->argv[arg->argn - 2], &keep, &add) == NULL)
|
|
return 1;
|
|
|
|
#ifndef NOINET6
|
|
if (add == NEG_ENABLED && opt == OPT_IPV6CP && !probe.ipv6_available) {
|
|
log_Printf(LogWARN, "IPv6 is not available on this machine\n");
|
|
return 1;
|
|
}
|
|
#endif
|
|
if (!add && ((opt == OPT_NAS_IP_ADDRESS &&
|
|
!Enabled(arg->bundle, OPT_NAS_IDENTIFIER)) ||
|
|
(opt == OPT_NAS_IDENTIFIER &&
|
|
!Enabled(arg->bundle, OPT_NAS_IP_ADDRESS)))) {
|
|
log_Printf(LogWARN,
|
|
"Cannot disable both NAS-IP-Address and NAS-Identifier\n");
|
|
return 1;
|
|
}
|
|
|
|
if (add)
|
|
opt_enable(arg->bundle, opt);
|
|
else
|
|
opt_disable(arg->bundle, opt);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
IfaceAliasOptSet(struct cmdargs const *arg)
|
|
{
|
|
unsigned long long save = arg->bundle->cfg.optmask;
|
|
int result = OptSet(arg);
|
|
|
|
if (result == 0)
|
|
if (Enabled(arg->bundle, OPT_IFACEALIAS) && !arg->bundle->NatEnabled) {
|
|
arg->bundle->cfg.optmask = save;
|
|
log_Printf(LogWARN, "Cannot enable iface-alias without NAT\n");
|
|
result = 2;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
static int
|
|
NegotiateSet(struct cmdargs const *arg)
|
|
{
|
|
long param = (long)arg->cmd->args;
|
|
struct link *l = command_ChooseLink(arg); /* LOCAL_CX_OPT uses this */
|
|
struct datalink *cx = arg->cx; /* LOCAL_CX uses this */
|
|
const char *cmd;
|
|
unsigned keep; /* Keep these bits */
|
|
unsigned add; /* Add these bits */
|
|
|
|
if ((cmd = ident_cmd(arg->argv[arg->argn-2], &keep, &add)) == NULL)
|
|
return 1;
|
|
|
|
if ((arg->cmd->lauth & LOCAL_CX) && !cx) {
|
|
log_Printf(LogWARN, "%s %s: No context (use the `link' command)\n",
|
|
cmd, arg->cmd->name);
|
|
return 2;
|
|
} else if (cx && !(arg->cmd->lauth & (LOCAL_CX|LOCAL_CX_OPT))) {
|
|
log_Printf(LogWARN, "%s %s: Redundant context (%s) ignored\n",
|
|
cmd, arg->cmd->name, cx->name);
|
|
cx = NULL;
|
|
}
|
|
|
|
switch (param) {
|
|
case NEG_ACFCOMP:
|
|
cx->physical->link.lcp.cfg.acfcomp &= keep;
|
|
cx->physical->link.lcp.cfg.acfcomp |= add;
|
|
break;
|
|
case NEG_CHAP05:
|
|
cx->physical->link.lcp.cfg.chap05 &= keep;
|
|
cx->physical->link.lcp.cfg.chap05 |= add;
|
|
break;
|
|
#ifndef NODES
|
|
case NEG_CHAP80:
|
|
cx->physical->link.lcp.cfg.chap80nt &= keep;
|
|
cx->physical->link.lcp.cfg.chap80nt |= add;
|
|
break;
|
|
case NEG_CHAP80LM:
|
|
cx->physical->link.lcp.cfg.chap80lm &= keep;
|
|
cx->physical->link.lcp.cfg.chap80lm |= add;
|
|
break;
|
|
case NEG_CHAP81:
|
|
cx->physical->link.lcp.cfg.chap81 &= keep;
|
|
cx->physical->link.lcp.cfg.chap81 |= add;
|
|
break;
|
|
case NEG_MPPE:
|
|
l->ccp.cfg.neg[CCP_NEG_MPPE] &= keep;
|
|
l->ccp.cfg.neg[CCP_NEG_MPPE] |= add;
|
|
break;
|
|
#endif
|
|
case NEG_DEFLATE:
|
|
l->ccp.cfg.neg[CCP_NEG_DEFLATE] &= keep;
|
|
l->ccp.cfg.neg[CCP_NEG_DEFLATE] |= add;
|
|
break;
|
|
case NEG_DNS:
|
|
arg->bundle->ncp.ipcp.cfg.ns.dns_neg &= keep;
|
|
arg->bundle->ncp.ipcp.cfg.ns.dns_neg |= add;
|
|
break;
|
|
case NEG_ECHO: /* probably misplaced in this function ! */
|
|
if (cx->physical->link.lcp.cfg.echo && !add) {
|
|
cx->physical->link.lcp.cfg.echo = 0;
|
|
cx->physical->hdlc.lqm.method &= ~LQM_ECHO;
|
|
if (cx->physical->hdlc.lqm.method & LQM_ECHO &&
|
|
!cx->physical->link.lcp.want_lqrperiod &&
|
|
cx->physical->hdlc.lqm.timer.load) {
|
|
cx->physical->hdlc.lqm.timer.load = 0;
|
|
lqr_StopTimer(cx->physical);
|
|
}
|
|
} else if (!cx->physical->link.lcp.cfg.echo && add) {
|
|
cx->physical->link.lcp.cfg.echo = 1;
|
|
cx->physical->hdlc.lqm.method |= LQM_ECHO;
|
|
cx->physical->hdlc.lqm.timer.load =
|
|
cx->physical->link.lcp.cfg.lqrperiod * SECTICKS;
|
|
if (cx->physical->link.lcp.fsm.state == ST_OPENED)
|
|
(*cx->physical->hdlc.lqm.timer.func)(&cx->physical->link.lcp);
|
|
}
|
|
break;
|
|
case NEG_ENDDISC:
|
|
arg->bundle->ncp.mp.cfg.negenddisc &= keep;
|
|
arg->bundle->ncp.mp.cfg.negenddisc |= add;
|
|
break;
|
|
case NEG_LQR:
|
|
cx->physical->link.lcp.cfg.lqr &= keep;
|
|
cx->physical->link.lcp.cfg.lqr |= add;
|
|
break;
|
|
case NEG_PAP:
|
|
cx->physical->link.lcp.cfg.pap &= keep;
|
|
cx->physical->link.lcp.cfg.pap |= add;
|
|
break;
|
|
case NEG_PPPDDEFLATE:
|
|
l->ccp.cfg.neg[CCP_NEG_DEFLATE24] &= keep;
|
|
l->ccp.cfg.neg[CCP_NEG_DEFLATE24] |= add;
|
|
break;
|
|
case NEG_PRED1:
|
|
l->ccp.cfg.neg[CCP_NEG_PRED1] &= keep;
|
|
l->ccp.cfg.neg[CCP_NEG_PRED1] |= add;
|
|
break;
|
|
case NEG_PROTOCOMP:
|
|
cx->physical->link.lcp.cfg.protocomp &= keep;
|
|
cx->physical->link.lcp.cfg.protocomp |= add;
|
|
break;
|
|
case NEG_SHORTSEQ:
|
|
switch (bundle_Phase(arg->bundle)) {
|
|
case PHASE_DEAD:
|
|
break;
|
|
case PHASE_ESTABLISH:
|
|
/* Make sure none of our links are DATALINK_LCP or greater */
|
|
if (bundle_HighestState(arg->bundle) >= DATALINK_LCP) {
|
|
log_Printf(LogWARN, "shortseq: Only changable before"
|
|
" LCP negotiations\n");
|
|
return 1;
|
|
}
|
|
break;
|
|
default:
|
|
log_Printf(LogWARN, "shortseq: Only changable at phase"
|
|
" DEAD/ESTABLISH\n");
|
|
return 1;
|
|
}
|
|
arg->bundle->ncp.mp.cfg.shortseq &= keep;
|
|
arg->bundle->ncp.mp.cfg.shortseq |= add;
|
|
break;
|
|
case NEG_VJCOMP:
|
|
arg->bundle->ncp.ipcp.cfg.vj.neg &= keep;
|
|
arg->bundle->ncp.ipcp.cfg.vj.neg |= add;
|
|
break;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct cmdtab const NegotiateCommands[] = {
|
|
{"echo", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX, "Send echo requests",
|
|
"disable|enable", (const void *)NEG_ECHO},
|
|
{"filter-decapsulation", NULL, OptSet, LOCAL_AUTH,
|
|
"filter on PPPoUDP payloads", "disable|enable",
|
|
(const void *)OPT_FILTERDECAP},
|
|
{"force-scripts", NULL, OptSet, LOCAL_AUTH,
|
|
"Force execution of the configured chat scripts", "disable|enable",
|
|
(const void *)OPT_FORCE_SCRIPTS},
|
|
{"idcheck", NULL, OptSet, LOCAL_AUTH, "Check FSM reply ids",
|
|
"disable|enable", (const void *)OPT_IDCHECK},
|
|
{"iface-alias", NULL, IfaceAliasOptSet, LOCAL_AUTH,
|
|
"retain interface addresses", "disable|enable",
|
|
(const void *)OPT_IFACEALIAS},
|
|
#ifndef NOINET6
|
|
{"ipcp", NULL, OptSet, LOCAL_AUTH, "IP Network Control Protocol",
|
|
"disable|enable", (const void *)OPT_IPCP},
|
|
{"ipv6cp", NULL, OptSet, LOCAL_AUTH, "IPv6 Network Control Protocol",
|
|
"disable|enable", (const void *)OPT_IPV6CP},
|
|
#endif
|
|
{"keep-session", NULL, OptSet, LOCAL_AUTH, "Retain device session leader",
|
|
"disable|enable", (const void *)OPT_KEEPSESSION},
|
|
{"loopback", NULL, OptSet, LOCAL_AUTH, "Loop packets for local iface",
|
|
"disable|enable", (const void *)OPT_LOOPBACK},
|
|
{"nas-ip-address", NULL, OptSet, LOCAL_AUTH, "Send NAS-IP-Address to RADIUS",
|
|
"disable|enable", (const void *)OPT_NAS_IP_ADDRESS},
|
|
{"nas-identifier", NULL, OptSet, LOCAL_AUTH, "Send NAS-Identifier to RADIUS",
|
|
"disable|enable", (const void *)OPT_NAS_IDENTIFIER},
|
|
{"passwdauth", NULL, OptSet, LOCAL_AUTH, "Use passwd file",
|
|
"disable|enable", (const void *)OPT_PASSWDAUTH},
|
|
{"proxy", NULL, OptSet, LOCAL_AUTH, "Create a proxy ARP entry",
|
|
"disable|enable", (const void *)OPT_PROXY},
|
|
{"proxyall", NULL, OptSet, LOCAL_AUTH, "Proxy ARP for all remote hosts",
|
|
"disable|enable", (const void *)OPT_PROXYALL},
|
|
{"sroutes", NULL, OptSet, LOCAL_AUTH, "Use sticky routes",
|
|
"disable|enable", (const void *)OPT_SROUTES},
|
|
{"tcpmssfixup", "mssfixup", OptSet, LOCAL_AUTH, "Modify MSS options",
|
|
"disable|enable", (const void *)OPT_TCPMSSFIXUP},
|
|
{"throughput", NULL, OptSet, LOCAL_AUTH, "Rolling throughput",
|
|
"disable|enable", (const void *)OPT_THROUGHPUT},
|
|
{"utmp", NULL, OptSet, LOCAL_AUTH, "Log connections in utmp",
|
|
"disable|enable", (const void *)OPT_UTMP},
|
|
|
|
#ifndef NOINET6
|
|
#define NEG_OPT_MAX 17 /* accept/deny allowed below and not above */
|
|
#else
|
|
#define NEG_OPT_MAX 15
|
|
#endif
|
|
|
|
{"acfcomp", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX,
|
|
"Address & Control field compression", "accept|deny|disable|enable",
|
|
(const void *)NEG_ACFCOMP},
|
|
{"chap", "chap05", NegotiateSet, LOCAL_AUTH | LOCAL_CX,
|
|
"Challenge Handshake Authentication Protocol", "accept|deny|disable|enable",
|
|
(const void *)NEG_CHAP05},
|
|
#ifndef NODES
|
|
{"mschap", "chap80nt", NegotiateSet, LOCAL_AUTH | LOCAL_CX,
|
|
"Microsoft (NT) CHAP", "accept|deny|disable|enable",
|
|
(const void *)NEG_CHAP80},
|
|
{"LANMan", "chap80lm", NegotiateSet, LOCAL_AUTH | LOCAL_CX,
|
|
"Microsoft (NT) CHAP", "accept|deny|disable|enable",
|
|
(const void *)NEG_CHAP80LM},
|
|
{"mschapv2", "chap81", NegotiateSet, LOCAL_AUTH | LOCAL_CX,
|
|
"Microsoft CHAP v2", "accept|deny|disable|enable",
|
|
(const void *)NEG_CHAP81},
|
|
{"mppe", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"MPPE encryption", "accept|deny|disable|enable",
|
|
(const void *)NEG_MPPE},
|
|
#endif
|
|
{"deflate", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"Deflate compression", "accept|deny|disable|enable",
|
|
(const void *)NEG_DEFLATE},
|
|
{"deflate24", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"Deflate (type 24) compression", "accept|deny|disable|enable",
|
|
(const void *)NEG_PPPDDEFLATE},
|
|
{"dns", NULL, NegotiateSet, LOCAL_AUTH,
|
|
"DNS specification", "accept|deny|disable|enable", (const void *)NEG_DNS},
|
|
{"enddisc", NULL, NegotiateSet, LOCAL_AUTH, "ENDDISC negotiation",
|
|
"accept|deny|disable|enable", (const void *)NEG_ENDDISC},
|
|
{"lqr", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX,
|
|
"Link Quality Reports", "accept|deny|disable|enable",
|
|
(const void *)NEG_LQR},
|
|
{"pap", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX,
|
|
"Password Authentication protocol", "accept|deny|disable|enable",
|
|
(const void *)NEG_PAP},
|
|
{"pred1", "predictor1", NegotiateSet, LOCAL_AUTH | LOCAL_CX_OPT,
|
|
"Predictor 1 compression", "accept|deny|disable|enable",
|
|
(const void *)NEG_PRED1},
|
|
{"protocomp", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX,
|
|
"Protocol field compression", "accept|deny|disable|enable",
|
|
(const void *)NEG_PROTOCOMP},
|
|
{"shortseq", NULL, NegotiateSet, LOCAL_AUTH,
|
|
"MP Short Sequence Numbers", "accept|deny|disable|enable",
|
|
(const void *)NEG_SHORTSEQ},
|
|
{"vjcomp", NULL, NegotiateSet, LOCAL_AUTH,
|
|
"Van Jacobson header compression", "accept|deny|disable|enable",
|
|
(const void *)NEG_VJCOMP},
|
|
{"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
|
|
"Display this message", "accept|deny|disable|enable help|? [value]",
|
|
NegotiateCommands},
|
|
{NULL, NULL, NULL, 0, NULL, NULL, NULL},
|
|
};
|
|
|
|
static int
|
|
NegotiateCommand(struct cmdargs const *arg)
|
|
{
|
|
if (arg->argc > arg->argn) {
|
|
char const *argv[3];
|
|
unsigned keep, add;
|
|
int n;
|
|
|
|
if ((argv[0] = ident_cmd(arg->argv[arg->argn-1], &keep, &add)) == NULL)
|
|
return -1;
|
|
argv[2] = NULL;
|
|
|
|
for (n = arg->argn; n < arg->argc; n++) {
|
|
argv[1] = arg->argv[n];
|
|
FindExec(arg->bundle, NegotiateCommands + (keep == NEG_HISMASK ?
|
|
0 : NEG_OPT_MAX), 2, 1, argv, arg->prompt, arg->cx);
|
|
}
|
|
} else if (arg->prompt)
|
|
prompt_Printf(arg->prompt, "Use `%s ?' to get a list.\n",
|
|
arg->argv[arg->argn-1]);
|
|
else
|
|
log_Printf(LogWARN, "%s command must have arguments\n",
|
|
arg->argv[arg->argn] );
|
|
|
|
return 0;
|
|
}
|
|
|
|
const char *
|
|
command_ShowNegval(unsigned val)
|
|
{
|
|
switch (val&3) {
|
|
case 1: return "disabled & accepted";
|
|
case 2: return "enabled & denied";
|
|
case 3: return "enabled & accepted";
|
|
}
|
|
return "disabled & denied";
|
|
}
|
|
|
|
static int
|
|
ClearCommand(struct cmdargs const *arg)
|
|
{
|
|
struct pppThroughput *t;
|
|
struct datalink *cx;
|
|
int i, clear_type;
|
|
|
|
if (arg->argc < arg->argn + 1)
|
|
return -1;
|
|
|
|
if (strcasecmp(arg->argv[arg->argn], "physical") == 0) {
|
|
cx = arg->cx;
|
|
if (!cx)
|
|
cx = bundle2datalink(arg->bundle, NULL);
|
|
if (!cx) {
|
|
log_Printf(LogWARN, "A link must be specified for ``clear physical''\n");
|
|
return 1;
|
|
}
|
|
t = &cx->physical->link.stats.total;
|
|
} else if (strcasecmp(arg->argv[arg->argn], "ipcp") == 0)
|
|
t = &arg->bundle->ncp.ipcp.throughput;
|
|
#ifndef NOINET6
|
|
else if (strcasecmp(arg->argv[arg->argn], "ipv6cp") == 0)
|
|
t = &arg->bundle->ncp.ipv6cp.throughput;
|
|
#endif
|
|
else
|
|
return -1;
|
|
|
|
if (arg->argc > arg->argn + 1) {
|
|
clear_type = 0;
|
|
for (i = arg->argn + 1; i < arg->argc; i++)
|
|
if (strcasecmp(arg->argv[i], "overall") == 0)
|
|
clear_type |= THROUGHPUT_OVERALL;
|
|
else if (strcasecmp(arg->argv[i], "current") == 0)
|
|
clear_type |= THROUGHPUT_CURRENT;
|
|
else if (strcasecmp(arg->argv[i], "peak") == 0)
|
|
clear_type |= THROUGHPUT_PEAK;
|
|
else
|
|
return -1;
|
|
} else
|
|
clear_type = THROUGHPUT_ALL;
|
|
|
|
throughput_clear(t, clear_type, arg->prompt);
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
RunListCommand(struct cmdargs const *arg)
|
|
{
|
|
const char *cmd = arg->argc ? arg->argv[arg->argc - 1] : "???";
|
|
|
|
#ifndef NONAT
|
|
if (arg->cmd->args == NatCommands &&
|
|
tolower(*arg->argv[arg->argn - 1]) == 'a') {
|
|
if (arg->prompt)
|
|
prompt_Printf(arg->prompt, "The alias command is deprecated\n");
|
|
else
|
|
log_Printf(LogWARN, "The alias command is deprecated\n");
|
|
}
|
|
#endif
|
|
|
|
if (arg->argc > arg->argn)
|
|
FindExec(arg->bundle, arg->cmd->args, arg->argc, arg->argn, arg->argv,
|
|
arg->prompt, arg->cx);
|
|
else if (arg->prompt)
|
|
prompt_Printf(arg->prompt, "Use `%s help' to get a list or `%s help"
|
|
" <option>' for syntax help.\n", cmd, cmd);
|
|
else
|
|
log_Printf(LogWARN, "%s command must have arguments\n", cmd);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
IfaceAddCommand(struct cmdargs const *arg)
|
|
{
|
|
struct ncpaddr peer, addr;
|
|
struct ncprange ifa;
|
|
struct in_addr mask;
|
|
int n, how;
|
|
|
|
if (arg->argc == arg->argn + 1) {
|
|
if (!ncprange_aton(&ifa, NULL, arg->argv[arg->argn]))
|
|
return -1;
|
|
ncpaddr_init(&peer);
|
|
} else {
|
|
if (arg->argc == arg->argn + 2) {
|
|
if (!ncprange_aton(&ifa, NULL, arg->argv[arg->argn]))
|
|
return -1;
|
|
n = 1;
|
|
} else if (arg->argc == arg->argn + 3) {
|
|
if (!ncpaddr_aton(&addr, NULL, arg->argv[arg->argn]))
|
|
return -1;
|
|
if (ncpaddr_family(&addr) != AF_INET)
|
|
return -1;
|
|
ncprange_sethost(&ifa, &addr);
|
|
if (!ncpaddr_aton(&addr, NULL, arg->argv[arg->argn + 1]))
|
|
return -1;
|
|
if (!ncpaddr_getip4(&addr, &mask))
|
|
return -1;
|
|
if (!ncprange_setip4mask(&ifa, mask))
|
|
return -1;
|
|
n = 2;
|
|
} else
|
|
return -1;
|
|
|
|
if (!ncpaddr_aton(&peer, NULL, arg->argv[arg->argn + n]))
|
|
return -1;
|
|
|
|
if (ncprange_family(&ifa) != ncpaddr_family(&peer)) {
|
|
log_Printf(LogWARN, "IfaceAddCommand: src and dst address families"
|
|
" differ\n");
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
how = IFACE_ADD_LAST;
|
|
if (arg->cmd->args)
|
|
how |= IFACE_FORCE_ADD;
|
|
|
|
return !iface_Add(arg->bundle->iface, &arg->bundle->ncp, &ifa, &peer, how);
|
|
}
|
|
|
|
static int
|
|
IfaceDeleteCommand(struct cmdargs const *arg)
|
|
{
|
|
struct ncpaddr ifa;
|
|
struct in_addr ifa4;
|
|
int ok;
|
|
|
|
if (arg->argc != arg->argn + 1)
|
|
return -1;
|
|
|
|
if (!ncpaddr_aton(&ifa, NULL, arg->argv[arg->argn]))
|
|
return -1;
|
|
|
|
if (arg->bundle->ncp.ipcp.fsm.state == ST_OPENED &&
|
|
ncpaddr_getip4(&ifa, &ifa4) &&
|
|
arg->bundle->ncp.ipcp.my_ip.s_addr == ifa4.s_addr) {
|
|
log_Printf(LogWARN, "%s: Cannot remove active interface address\n",
|
|
ncpaddr_ntoa(&ifa));
|
|
return 1;
|
|
}
|
|
|
|
ok = iface_Delete(arg->bundle->iface, &arg->bundle->ncp, &ifa);
|
|
if (!ok) {
|
|
if (arg->cmd->args)
|
|
ok = 1;
|
|
else if (arg->prompt)
|
|
prompt_Printf(arg->prompt, "%s: No such interface address\n",
|
|
ncpaddr_ntoa(&ifa));
|
|
else
|
|
log_Printf(LogWARN, "%s: No such interface address\n",
|
|
ncpaddr_ntoa(&ifa));
|
|
}
|
|
|
|
return !ok;
|
|
}
|
|
|
|
static int
|
|
IfaceClearCommand(struct cmdargs const *arg)
|
|
{
|
|
int family, how;
|
|
|
|
family = 0;
|
|
if (arg->argc == arg->argn + 1) {
|
|
if (strcasecmp(arg->argv[arg->argn], "inet") == 0)
|
|
family = AF_INET;
|
|
#ifndef NOINET6
|
|
else if (strcasecmp(arg->argv[arg->argn], "inet6") == 0)
|
|
family = AF_INET6;
|
|
#endif
|
|
else
|
|
return -1;
|
|
} else if (arg->argc != arg->argn)
|
|
return -1;
|
|
|
|
how = arg->bundle->ncp.ipcp.fsm.state == ST_OPENED ||
|
|
arg->bundle->phys_type.all & PHYS_AUTO ?
|
|
IFACE_CLEAR_ALIASES : IFACE_CLEAR_ALL;
|
|
iface_Clear(arg->bundle->iface, &arg->bundle->ncp, family, how);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
SetProcTitle(struct cmdargs const *arg)
|
|
{
|
|
static char title[LINE_LEN];
|
|
char *argv[MAXARGS];
|
|
int argc = arg->argc - arg->argn;
|
|
|
|
if (arg->argc <= arg->argn) {
|
|
SetTitle(NULL);
|
|
return 0;
|
|
}
|
|
|
|
if ((unsigned)argc >= sizeof argv / sizeof argv[0]) {
|
|
argc = sizeof argv / sizeof argv[0] - 1;
|
|
log_Printf(LogWARN, "Truncating proc title to %d args\n", argc);
|
|
}
|
|
command_Expand(argv, argc, arg->argv + arg->argn, arg->bundle, 1, getpid());
|
|
Concatinate(title, sizeof title, argc, (const char *const *)argv);
|
|
SetTitle(title);
|
|
command_Free(argc, argv);
|
|
|
|
return 0;
|
|
}
|