chat.h revision 706e567fc5ff6b79738a5f470e5aa7b2cae76459
1706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh/*- 2706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * Copyright (c) 1998 Brian Somers <brian@Awfulhak.org> 3706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * All rights reserved. 4706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * 5706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * Redistribution and use in source and binary forms, with or without 6706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * modification, are permitted provided that the following conditions 7706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * are met: 8706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * 1. Redistributions of source code must retain the above copyright 9706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * notice, this list of conditions and the following disclaimer. 10706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * 2. Redistributions in binary form must reproduce the above copyright 11706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * notice, this list of conditions and the following disclaimer in the 12706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * documentation and/or other materials provided with the distribution. 13706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * 14706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * SUCH DAMAGE. 25706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * 26706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * $FreeBSD: src/usr.sbin/ppp/chat.h,v 1.16.42.1 2010/12/21 17:10:29 kensmith Exp $ 27706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 28706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 29706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#define CHAT_EXPECT 0 30706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#define CHAT_SEND 1 31706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#define CHAT_DONE 2 32706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#define CHAT_FAILED 3 33706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 34706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#define MAXABORTS 50 35706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 36706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstruct physical; 37706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 38706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstruct chat { 39706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct fdescriptor desc; 40706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct physical *physical; 41706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 42706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int state; /* Our CHAT_* status */ 43706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 44706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh char script[LINE_LEN]; /* Our arg buffer */ 45706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh char *argv[MAXARGS]; /* Our arguments (pointing to script) */ 46706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int argc; /* Number of argv's */ 47706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 48706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int arg; /* Our current arg number */ 49706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh char exp[LINE_LEN]; /* Our translated current argument */ 50706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh char *argptr; /* Our current arg pointer */ 51706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int arglen; /* The length of argptr */ 52706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh char *nargptr; /* Our next for expect-send-expect */ 53706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 54706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh char buf[LINE_LEN*2]; /* Our input */ 55706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh char *bufstart; /* start of relevent data */ 56706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh char *bufend; /* end of relevent data */ 57706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 58706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int TimeoutSec; /* Expect timeout value */ 59706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int TimedOut; /* We timed out */ 60706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 61706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh const char *phone; /* Our phone number */ 62706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 63706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct { 64706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct { 65706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh char *data; /* Abort the dial if we get one */ 66706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int len; 67706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } string[MAXABORTS]; 68706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int num; /* How many AbortStrings */ 69706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } abort; 70706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 71706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct pppTimer pause; /* Inactivity timer */ 72706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct pppTimer timeout; /* TimeoutSec timer */ 73706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh}; 74706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 75706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#define descriptor2chat(d) \ 76706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh ((d)->type == CHAT_DESCRIPTOR ? (struct chat *)(d) : NULL) 77706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#define VECSIZE(v) (sizeof(v) / sizeof(v[0])) 78706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 79706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehextern void chat_Init(struct chat *, struct physical *); 80706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehextern int chat_Setup(struct chat *, const char *, const char *); 81706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehextern void chat_Finish(struct chat *); 82706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehextern void chat_Destroy(struct chat *); 83