1 /*- 2 * Copyright (c) 1998 Brian Somers <brian@Awfulhak.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $Id: chat.h,v 1.9.2.2 1998/02/13 05:10:08 brian Exp $ 27 */ 28 29 #define CHAT_EXPECT 0 30 #define CHAT_SEND 1 31 #define CHAT_DONE 2 32 #define CHAT_FAILED 3 33 34 #define MAXABORTS 50 35 36 struct chat { 37 struct descriptor desc; 38 struct physical *physical; 39 40 int state; /* Our CHAT_* status */ 41 42 char script[LINE_LEN]; /* Our arg buffer */ 43 char *argv[MAXARGS]; /* Our arguments (pointing to script) */ 44 int argc; /* Number of argv's */ 45 46 int arg; /* Our current arg number */ 47 char exp[LINE_LEN]; /* Our translated current argument */ 48 char *argptr; /* Our current arg pointer */ 49 int arglen; /* The length of argptr */ 50 char *nargptr; /* Our next for expect-send-expect */ 51 52 char buf[LINE_LEN*2]; /* Our input */ 53 char *bufstart; /* start of relevent data */ 54 char *bufend; /* end of relevent data */ 55 56 int TimeoutSec; /* Expect timeout value */ 57 int TimedOut; /* We timed out */ 58 59 struct { 60 struct { 61 char *data; /* Abort the dial if we get one */ 62 int len; 63 } string[MAXABORTS]; 64 int num; /* How many AbortStrings */ 65 } abort; 66 67 struct pppTimer pause; /* Inactivity timer */ 68 struct pppTimer timeout; /* TimeoutSec timer */ 69 }; 70 71 #define chat2descriptor(c) (&(c)->desc) 72 #define descriptor2chat(d) \ 73 ((d)->type == CHAT_DESCRIPTOR ? (struct chat *)(d) : NULL) 74 75 void chat_Init(struct chat *, struct physical *, const char *, int); 76 void chat_Destroy(struct chat *); 77 78 extern struct chat chat; 79 80 #define VECSIZE(v) (sizeof(v) / sizeof(v[0])) 81 82 extern char *chat_ExpandString(struct chat *, const char *, char *, int, int); 83 extern int MakeArgs(char *, char **, int); /* Mangles the first arg ! */ 84