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      1 /*-
      2  * Copyright (c) 1996 - 2001 Brian Somers <brian (at) Awfulhak.org>
      3  *          based on work by Toshiharu OHNO <tony-o (at) iij.ad.jp>
      4  *                           Internet Initiative Japan, Inc (IIJ)
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  *
     28  * $FreeBSD: src/usr.sbin/ppp/command.h,v 1.23.40.1 2010/12/21 17:10:29 kensmith Exp $
     29  */
     30 
     31 struct cmdtab;
     32 struct bundle;
     33 struct datalink;
     34 struct prompt;
     35 
     36 struct cmdargs {
     37   struct cmdtab const *cmdtab;		/* The entire command table */
     38   struct cmdtab const *cmd;		/* This command entry */
     39   int argc;				/* Number of arguments (excluding cmd */
     40   int argn;				/* Argument to start processing from */
     41   char const *const *argv;		/* Arguments */
     42   struct bundle *bundle;		/* Our bundle */
     43   struct datalink *cx;			/* Our context */
     44   struct prompt *prompt;		/* Who executed us */
     45 };
     46 
     47 struct cmdtab {
     48   const char *name;
     49   const char *alias;
     50   int (*func) (struct cmdargs const *);
     51   u_char lauth;
     52   const char *helpmes;
     53   const char *syntax;
     54   const void *args;
     55 };
     56 
     57 #define NEG_ACCEPTED (1)
     58 #define NEG_ENABLED (2)
     59 #define IsAccepted(x) ((x) & NEG_ACCEPTED)
     60 #define IsEnabled(x) ((x) & NEG_ENABLED)
     61 
     62 extern const char Version[];
     63 
     64 extern void command_Expand(char **, int, char const *const *, struct bundle *,
     65                            int, pid_t);
     66 extern void command_Free(int, char **);
     67 extern int command_Expand_Interpret(char *, int, char *vector[MAXARGS], int);
     68 extern int command_Interpret(char *, int, char *vector[MAXARGS]);
     69 extern void command_Run(struct bundle *, int, char const *const *,
     70                         struct prompt *, const char *, struct datalink *);
     71 extern int command_Decode(struct bundle *, char *, int, struct prompt *,
     72                            const char *);
     73 extern struct link *command_ChooseLink(struct cmdargs const *);
     74 extern const char *command_ShowNegval(unsigned);
     75 
     76