kernel - Fix some rare pmap races in i386 and x86_64.
[dragonfly.git] / usr.sbin / ppp / prompt.h
blobf732da1202ade35d380169365e9cfb48b140a8dc
1 /*-
2 * Copyright (c) 1998 Brian Somers <brian@Awfulhak.org>
3 * All rights reserved.
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.
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.
26 * $FreeBSD: src/usr.sbin/ppp/prompt.h,v 1.5.2.3 2002/09/01 02:12:32 brian Exp $
27 * $DragonFly: src/usr.sbin/ppp/prompt.h,v 1.2 2003/06/17 04:30:01 dillon Exp $
30 #define LOCAL_AUTH 0x01
31 #define LOCAL_NO_AUTH 0x02
32 #define LOCAL_DENY 0x03
33 #define LOCAL_CX 0x04 /* OR'd value - require a context */
34 #define LOCAL_CX_OPT 0x08 /* OR'd value - optional context */
36 struct server;
37 struct datalink;
38 struct bundle;
39 struct cmdargs;
41 struct prompt {
42 struct fdescriptor desc;
43 int fd_in, fd_out;
44 struct datalink *TermMode; /* The modem we're talking directly to */
45 FILE *Term; /* sits on top of fd_out */
46 u_char auth; /* Local Authorized status */
47 struct server *owner; /* who created me */
48 struct bundle *bundle; /* who I'm controlling */
49 unsigned nonewline : 1; /* need a newline before our prompt ? */
50 unsigned needprompt : 1; /* Show a prompt at the next UpdateSet() */
51 unsigned active : 1; /* Is the prompt active (^Z) */
52 unsigned readtilde : 1; /* We've read a ``~'' from fd_in */
54 struct {
55 const char *type; /* Type of connection */
56 char from[40]; /* Source of connection */
57 } src;
59 struct prompt *next; /* Maintained in log.c */
60 u_long logmask; /* Maintained in log.c */
62 struct termios oldtio; /* Original tty mode */
63 struct termios comtio; /* Command level tty mode */
66 #define descriptor2prompt(d) \
67 ((d)->type == PROMPT_DESCRIPTOR ? (struct prompt *)(d) : NULL)
69 #define PROMPT_STD (-1)
70 extern struct prompt *prompt_Create(struct server *, struct bundle *, int);
71 extern void prompt_Destroy(struct prompt *, int);
72 extern void prompt_Required(struct prompt *);
73 #ifdef __GNUC__
74 extern void prompt_Printf(struct prompt *, const char *, ...)
75 __attribute__ ((format (printf, 2, 3)));
76 #else
77 extern void prompt_Printf(struct prompt *, const char *, ...);
78 #endif
79 #ifdef __GNUC__
80 extern void prompt_vPrintf(struct prompt *, const char *, va_list)
81 __attribute__ ((format (printf, 2, 0)));
82 #else
83 extern void prompt_vPrintf(struct prompt *, const char *, va_list);
84 #endif
85 #define PROMPT_DONT_WANT_INT 1
86 #define PROMPT_WANT_INT 0
87 extern void prompt_TtyInit(struct prompt *);
88 extern void prompt_TtyCommandMode(struct prompt *);
89 extern void prompt_TtyTermMode(struct prompt *, struct datalink *);
90 extern void prompt_TtyOldMode(struct prompt *);
91 extern pid_t prompt_pgrp(struct prompt *);
92 extern int PasswdCommand(struct cmdargs const *);
93 extern void prompt_Suspend(struct prompt *);
94 extern void prompt_Continue(struct prompt *);
95 #define prompt_IsTermMode(p, dl) ((p)->TermMode == (dl) ? 1 : 0)
96 #define prompt_IsController(p) (!(p) || (p)->owner ? 0 : 1)
97 #define prompt_Required(p) ((p)->needprompt = 1)