[unix-history] / libexec / telnetd / ext.h

/*
 * Copyright (c) 1989 The Regents of the University of California.
 * 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.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the University of
 *	California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
 *
 *	@(#)ext.h	5.7 (Berkeley) 3/1/91
 */

/*
 * Telnet server variable declarations
 */
extern char	options[256];
extern char	do_dont_resp[256];
extern char	will_wont_resp[256];
extern int	linemode;	/* linemode on/off */
#ifdef	LINEMODE
extern int	uselinemode;	/* what linemode to use (on/off) */
extern int	editmode;	/* edit modes in use */
extern int	useeditmode;	/* edit modes to use */
extern int	alwayslinemode;	/* command line option */
# ifdef	KLUDGELINEMODE
extern int	lmodetype;	/* Client support for linemode */
# endif	/* KLUDGELINEMODE */
#endif	/* LINEMODE */
extern int	flowmode;	/* current flow control state */
#ifdef DIAGNOSTICS
extern int	diagnostic;	/* telnet diagnostic capabilities */
#endif /* DIAGNOSTICS */
#ifdef BFTPDAEMON
extern int	bftpd;		/* behave as bftp daemon */
#endif /* BFTPDAEMON */
#if	defined(SecurID)
extern int	require_SecurID;
#endif
#if	defined(AUTHENTICATE)
extern int	auth_level;
#endif

extern slcfun	slctab[NSLC + 1];	/* slc mapping table */

char	*terminaltype;

/*
 * I/O data buffers, pointers, and counters.
 */
extern char	ptyobuf[BUFSIZ+NETSLOP], *pfrontp, *pbackp;

extern char	netibuf[BUFSIZ], *netip;

extern char	netobuf[BUFSIZ+NETSLOP], *nfrontp, *nbackp;
extern char	*neturg;		/* one past last bye of urgent data */

extern int	pcc, ncc;

#if defined(CRAY2) && defined(UNICOS5)
extern int unpcc;  /* characters left unprocessed by CRAY-2 terminal routine */
extern char *unptyip;  /* pointer to remaining characters in buffer */
#endif

extern int	pty, net;
extern char	*line;
extern int	SYNCHing;		/* we are in TELNET SYNCH mode */

#ifndef	P
# ifdef	__STDC__
#  define P(x)	x
# else
#  define P(x)	()
# endif
#endif

extern void
	_termstat P((void)),
	add_slc P((int, int, int)),
	check_slc P((void)),
	change_slc P((int, int, int)),
	cleanup P((int)),
	clientstat P((int, int, int)),
	copy_termbuf P((char *, int)),
	deferslc P((void)),
	defer_terminit P((void)),
	do_opt_slc P((unsigned char *, int)),
	doeof P((void)),
	dooption P((int)),
	dontoption P((int)),
	edithost P((char *, char *)),
	fatal P((int, char *)),
	fatalperror P((int, char *)),
	get_slc_defaults P((void)),
	init_env P((void)),
	init_termbuf P((void)),
	interrupt P((void)),
	localstat P((void)),
	netclear P((void)),
	netflush P((void)),
#ifdef DIAGNOSTICS
	printoption P((char *, int)),
	printdata P((char *, char *, int)),
	printsub P((int, unsigned char *, int)),
#endif
	ptyflush P((void)),
	putchr P((int)),
	putf P((char *, char *)),
	recv_ayt P((void)),
	send_do P((int, int)),
	send_dont P((int, int)),
	send_slc P((void)),
	send_status P((void)),
	send_will P((int, int)),
	send_wont P((int, int)),
	sendbrk P((void)),
	sendsusp P((void)),
	set_termbuf P((void)),
	start_login P((char *, int, char *)),
	start_slc P((int)),
#if	defined(AUTHENTICATE)
	start_slave P((char *)),
#else
	start_slave P((char *, int, char *)),
#endif
	suboption P((void)),
	telrcv P((void)),
	ttloop P((void)),
	tty_binaryin P((int)),
	tty_binaryout P((int));

extern int
	end_slc P((unsigned char **)),
	getnpty P((void)),
	getpty P((void)),
	login_tty P((int)),
	spcset P((int, cc_t *, cc_t **)),
	stilloob P((int)),
	terminit P((void)),
	termstat P((void)),
	tty_flowmode P((void)),
	tty_isbinaryin P((void)),
	tty_isbinaryout P((void)),
	tty_iscrnl P((void)),
	tty_isecho P((void)),
	tty_isediting P((void)),
	tty_islitecho P((void)),
	tty_isnewmap P((void)),
	tty_israw P((void)),
	tty_issofttab P((void)),
	tty_istrapsig P((void)),
	tty_linemode P((void));

extern void
	tty_rspeed P((int)),
	tty_setecho P((int)),
	tty_setedit P((int)),
	tty_setlinemode P((int)),
	tty_setlitecho P((int)),
	tty_setsig P((int)),
	tty_setsofttab P((int)),
	tty_tspeed P((int)),
	willoption P((int)),
	wontoption P((int)),
	writenet P((unsigned char *, int));

#if	defined(ENCRYPT)
extern void	(*encrypt_output) P((unsigned char *, int));
extern int	(*decrypt_input) P((int));
extern char	*nclearto;
#endif


/*
 * The following are some clocks used to decide how to interpret
 * the relationship between various variables.
 */

extern struct {
    int
	system,			/* what the current time is */
	echotoggle,		/* last time user entered echo character */
	modenegotiated,		/* last time operating mode negotiated */
	didnetreceive,		/* last time we read data from network */
	ttypesubopt,		/* ttype subopt is received */
	tspeedsubopt,		/* tspeed subopt is received */
	environsubopt,		/* environ subopt is received */
	xdisplocsubopt,		/* xdisploc subopt is received */
	baseline,		/* time started to do timed action */
	gotDM;			/* when did we last see a data mark */
} clocks;


#if	defined(CRAY2) && defined(UNICOS5)
extern int	needtermstat;
#endif

#ifndef	CRAY
#ifndef __FreeBSD__
#define DEFAULT_IM	"\r\n\r\n4.3 BSD UNIX (%h) (%t)\r\n\r\r\n\r"
#else
#define DEFAULT_IM	"\r\n\r\n%s (%%h) (%%t)\r\n\r\r\n\r"
#endif
#else
#define DEFAULT_IM	"\r\n\r\nCray UNICOS (%h) (%t)\r\n\r\r\n\r"
#endif
Commit	Line	Data
15637ed4 RG	1	/*
	2	* Copyright (c) 1989 The Regents of the University of California.
	3	* All rights reserved.
	4	*
	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.
	13	* 3. All advertising materials mentioning features or use of this software
	14	* must display the following acknowledgement:
	15	* This product includes software developed by the University of
	16	* California, Berkeley and its contributors.
	17	* 4. Neither the name of the University nor the names of its contributors
	18	* may be used to endorse or promote products derived from this software
	19	* without specific prior written permission.
	20	*
	21	* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
	22	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	23	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	24	* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
	25	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	26	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	27	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	28	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	29	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	30	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	31	* SUCH DAMAGE.
	32	*
	33	* @(#)ext.h 5.7 (Berkeley) 3/1/91
	34	*/
	35
	36	/*
	37	* Telnet server variable declarations
	38	*/
	39	extern char options[256];
	40	extern char do_dont_resp[256];
	41	extern char will_wont_resp[256];
	42	extern int linemode; /* linemode on/off */
	43	#ifdef LINEMODE
	44	extern int uselinemode; /* what linemode to use (on/off) */
	45	extern int editmode; /* edit modes in use */
	46	extern int useeditmode; /* edit modes to use */
	47	extern int alwayslinemode; /* command line option */
	48	# ifdef KLUDGELINEMODE
	49	extern int lmodetype; /* Client support for linemode */
	50	# endif /* KLUDGELINEMODE */
	51	#endif /* LINEMODE */
	52	extern int flowmode; /* current flow control state */
	53	#ifdef DIAGNOSTICS
	54	extern int diagnostic; /* telnet diagnostic capabilities */
	55	#endif /* DIAGNOSTICS */
	56	#ifdef BFTPDAEMON
	57	extern int bftpd; /* behave as bftp daemon */
	58	#endif /* BFTPDAEMON */
	59	#if defined(SecurID)
	60	extern int require_SecurID;
	61	#endif
	62	#if defined(AUTHENTICATE)
	63	extern int auth_level;
	64	#endif
65
66	extern slcfun slctab[NSLC + 1]; /* slc mapping table */
67
68	char *terminaltype;
69
70	/*
71	* I/O data buffers, pointers, and counters.
72	*/
73	extern char ptyobuf[BUFSIZ+NETSLOP], pfrontp, pbackp;
74
75	extern char netibuf[BUFSIZ], *netip;
76
77	extern char netobuf[BUFSIZ+NETSLOP], nfrontp, nbackp;
78	extern char neturg; / one past last bye of urgent data */
79
80	extern int pcc, ncc;
81
82	#if defined(CRAY2) && defined(UNICOS5)
83	extern int unpcc; /* characters left unprocessed by CRAY-2 terminal routine */
84	extern char unptyip; / pointer to remaining characters in buffer */
85	#endif
86
87	extern int pty, net;
88	extern char *line;
89	extern int SYNCHing; /* we are in TELNET SYNCH mode */
90
91	#ifndef P
92	# ifdef __STDC__
93	# define P(x) x
94	# else
95	# define P(x) ()
96	# endif
97	#endif
98
99	extern void
100	_termstat P((void)),
101	add_slc P((int, int, int)),
102	check_slc P((void)),
103	change_slc P((int, int, int)),
104	cleanup P((int)),
105	clientstat P((int, int, int)),
106	copy_termbuf P((char *, int)),
107	deferslc P((void)),
108	defer_terminit P((void)),
109	do_opt_slc P((unsigned char *, int)),
110	doeof P((void)),
111	dooption P((int)),
112	dontoption P((int)),
113	edithost P((char , char )),
114	fatal P((int, char *)),
115	fatalperror P((int, char *)),
116	get_slc_defaults P((void)),
117	init_env P((void)),
118	init_termbuf P((void)),
119	interrupt P((void)),
120	localstat P((void)),
121	netclear P((void)),
122	netflush P((void)),
123	#ifdef DIAGNOSTICS
124	printoption P((char *, int)),
125	printdata P((char , char , int)),
126	printsub P((int, unsigned char *, int)),
127	#endif
128	ptyflush P((void)),
129	putchr P((int)),
130	putf P((char , char )),
131	recv_ayt P((void)),
132	send_do P((int, int)),
133	send_dont P((int, int)),
134	send_slc P((void)),
135	send_status P((void)),
136	send_will P((int, int)),
137	send_wont P((int, int)),
138	sendbrk P((void)),
139	sendsusp P((void)),
140	set_termbuf P((void)),
141	start_login P((char , int, char )),
142	start_slc P((int)),
143	#if defined(AUTHENTICATE)
144	start_slave P((char *)),
145	#else
146	start_slave P((char , int, char )),
147	#endif
148	suboption P((void)),
149	telrcv P((void)),
150	ttloop P((void)),
151	tty_binaryin P((int)),
152	tty_binaryout P((int));
153
154	extern int
155	end_slc P((unsigned char **)),
156	getnpty P((void)),
157	getpty P((void)),
158	login_tty P((int)),
159	spcset P((int, cc_t , cc_t *)),
160	stilloob P((int)),
161	terminit P((void)),
162	termstat P((void)),
163	tty_flowmode P((void)),
164	tty_isbinaryin P((void)),
165	tty_isbinaryout P((void)),
166	tty_iscrnl P((void)),
167	tty_isecho P((void)),
168	tty_isediting P((void)),
169	tty_islitecho P((void)),
170	tty_isnewmap P((void)),
171	tty_israw P((void)),
172	tty_issofttab P((void)),
173	tty_istrapsig P((void)),
174	tty_linemode P((void));
175
176	extern void
177	tty_rspeed P((int)),
178	tty_setecho P((int)),
179	tty_setedit P((int)),
180	tty_setlinemode P((int)),
181	tty_setlitecho P((int)),
182	tty_setsig P((int)),
183	tty_setsofttab P((int)),
184	tty_tspeed P((int)),
185	willoption P((int)),
186	wontoption P((int)),
187	writenet P((unsigned char *, int));
188
189	#if defined(ENCRYPT)
190	extern void (encrypt_output) P((unsigned char , int));
191	extern int (*decrypt_input) P((int));
192	extern char *nclearto;
193	#endif
194
195
196	/*
197	* The following are some clocks used to decide how to interpret
198	* the relationship between various variables.
199	*/
200
201	extern struct {
202	int
203	system, /* what the current time is */
204	echotoggle, /* last time user entered echo character */
205	modenegotiated, /* last time operating mode negotiated */
206	didnetreceive, /* last time we read data from network */
207	ttypesubopt, /* ttype subopt is received */
208	tspeedsubopt, /* tspeed subopt is received */
209	environsubopt, /* environ subopt is received */
210	xdisplocsubopt, /* xdisploc subopt is received */
211	baseline, /* time started to do timed action */
212	gotDM; /* when did we last see a data mark */
213	} clocks;
214
215
216	#if defined(CRAY2) && defined(UNICOS5)
217	extern int needtermstat;
218	#endif
219
220	#ifndef CRAY
a5cd4249	221	#ifndef __FreeBSD__
15637ed4 RG	222	#define DEFAULT_IM "\r\n\r\n4.3 BSD UNIX (%h) (%t)\r\n\r\r\n\r"
15637ed4 RG	223	#else
a5cd4249 GW	224	#define DEFAULT_IM "\r\n\r\n%s (%%h) (%%t)\r\n\r\r\n\r"
	225	#endif
	226	#else
15637ed4 RG	227	#define DEFAULT_IM "\r\n\r\nCray UNICOS (%h) (%t)\r\n\r\r\n\r"
15637ed4 RG	228	#endif