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97 lines
3.8 KiB
C
97 lines
3.8 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 1998 Brian Somers <brian@Awfulhak.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#define LOCAL_AUTH 0x01
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#define LOCAL_NO_AUTH 0x02
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#define LOCAL_DENY 0x03
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#define LOCAL_CX 0x04 /* OR'd value - require a context */
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#define LOCAL_CX_OPT 0x08 /* OR'd value - optional context */
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struct server;
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struct datalink;
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struct bundle;
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struct cmdargs;
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struct prompt {
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struct fdescriptor desc;
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int fd_in, fd_out;
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struct datalink *TermMode; /* The modem we're talking directly to */
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FILE *Term; /* sits on top of fd_out */
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u_char auth; /* Local Authorized status */
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struct server *owner; /* who created me */
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struct bundle *bundle; /* who I'm controlling */
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unsigned nonewline : 1; /* need a newline before our prompt ? */
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unsigned needprompt : 1; /* Show a prompt at the next UpdateSet() */
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unsigned active : 1; /* Is the prompt active (^Z) */
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unsigned readtilde : 1; /* We've read a ``~'' from fd_in */
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struct {
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const char *type; /* Type of connection */
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char from[40]; /* Source of connection */
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} src;
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struct prompt *next; /* Maintained in log.c */
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u_long logmask; /* Maintained in log.c */
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struct termios oldtio; /* Original tty mode */
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struct termios comtio; /* Command level tty mode */
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};
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#define descriptor2prompt(d) \
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((d)->type == PROMPT_DESCRIPTOR ? (struct prompt *)(d) : NULL)
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#define PROMPT_STD (-1)
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extern struct prompt *prompt_Create(struct server *, struct bundle *, int);
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extern void prompt_Destroy(struct prompt *, int);
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extern void prompt_Required(struct prompt *);
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#ifdef __GNUC__
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extern void prompt_Printf(struct prompt *, const char *, ...)
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__attribute__ ((format (printf, 2, 3)));
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#else
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extern void prompt_Printf(struct prompt *, const char *, ...);
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#endif
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#ifdef __GNUC__
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extern void prompt_vPrintf(struct prompt *, const char *, va_list)
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__attribute__ ((format (printf, 2, 0)));
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#else
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extern void prompt_vPrintf(struct prompt *, const char *, va_list);
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#endif
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#define PROMPT_DONT_WANT_INT 1
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#define PROMPT_WANT_INT 0
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extern void prompt_TtyInit(struct prompt *);
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extern void prompt_TtyCommandMode(struct prompt *);
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extern void prompt_TtyTermMode(struct prompt *, struct datalink *);
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extern void prompt_TtyOldMode(struct prompt *);
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extern pid_t prompt_pgrp(struct prompt *);
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extern int PasswdCommand(struct cmdargs const *);
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extern void prompt_Suspend(struct prompt *);
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extern void prompt_Continue(struct prompt *);
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#define prompt_IsTermMode(p, dl) ((p)->TermMode == (dl) ? 1 : 0)
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#define prompt_IsController(p) (!(p) || (p)->owner ? 0 : 1)
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#define prompt_Required(p) ((p)->needprompt = 1)
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