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/*-
* Copyright (c) 1998 Brian Somers <brian@Awfulhak.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#define CHAT_EXPECT 0
#define CHAT_SEND 1
#define CHAT_DONE 2
#define CHAT_FAILED 3
#define MAXABORTS 50
struct physical;
struct chat {
struct fdescriptor desc;
struct physical *physical;
int state; /* Our CHAT_* status */
char script[LINE_LEN]; /* Our arg buffer */
char *argv[MAXARGS]; /* Our arguments (pointing to script) */
int argc; /* Number of argv's */
int arg; /* Our current arg number */
char exp[LINE_LEN]; /* Our translated current argument */
char *argptr; /* Our current arg pointer */
int arglen; /* The length of argptr */
char *nargptr; /* Our next for expect-send-expect */
char buf[LINE_LEN*2]; /* Our input */
char *bufstart; /* start of relevent data */
char *bufend; /* end of relevent data */
int TimeoutSec; /* Expect timeout value */
int TimedOut; /* We timed out */
const char *phone; /* Our phone number */
struct {
struct {
char *data; /* Abort the dial if we get one */
int len;
} string[MAXABORTS];
int num; /* How many AbortStrings */
} abort;
struct pppTimer pause; /* Inactivity timer */
struct pppTimer timeout; /* TimeoutSec timer */
};
#define descriptor2chat(d) \
((d)->type == CHAT_DESCRIPTOR ? (struct chat *)(d) : NULL)
#define VECSIZE(v) (sizeof(v) / sizeof(v[0]))
extern void chat_Init(struct chat *, struct physical *);
extern int chat_Setup(struct chat *, const char *, const char *);
extern void chat_Finish(struct chat *);
extern void chat_Destroy(struct chat *);
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