2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 1998 Brian Somers <brian@Awfulhak.org>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
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.
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
41 struct fdescriptor desc;
42 struct physical *physical;
44 int state; /* Our CHAT_* status */
46 char script[LINE_LEN]; /* Our arg buffer */
47 char *argv[MAXARGS]; /* Our arguments (pointing to script) */
48 int argc; /* Number of argv's */
50 int arg; /* Our current arg number */
51 char exp[LINE_LEN]; /* Our translated current argument */
52 char *argptr; /* Our current arg pointer */
53 int arglen; /* The length of argptr */
54 char *nargptr; /* Our next for expect-send-expect */
56 char buf[LINE_LEN*2]; /* Our input */
57 char *bufstart; /* start of relevant data */
58 char *bufend; /* end of relevant data */
60 int TimeoutSec; /* Expect timeout value */
61 int TimedOut; /* We timed out */
63 const char *phone; /* Our phone number */
67 char *data; /* Abort the dial if we get one */
70 int num; /* How many AbortStrings */
73 struct pppTimer pause; /* Inactivity timer */
74 struct pppTimer timeout; /* TimeoutSec timer */
77 #define descriptor2chat(d) \
78 ((d)->type == CHAT_DESCRIPTOR ? (struct chat *)(d) : NULL)
79 #define VECSIZE(v) (sizeof(v) / sizeof(v[0]))
81 extern void chat_Init(struct chat *, struct physical *);
82 extern int chat_Setup(struct chat *, const char *, const char *);
83 extern void chat_Finish(struct chat *);
84 extern void chat_Destroy(struct chat *);