[apple/network_cmds.git] / telnet.tproj / authenc.c

/*
 * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * "Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
 * Reserved.  This file contains Original Code and/or Modifications of
 * Original Code as defined in and that are subject to the Apple Public
 * Source License Version 1.0 (the 'License').  You may not use this file
 * except in compliance with the License.  Please obtain a copy of the
 * License at http://www.apple.com/publicsource and read it before using
 * this file.
 * 
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
 * License for the specific language governing rights and limitations
 * under the License."
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/*-
 * Copyright (c) 1991, 1993
 *	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.
 */

#ifndef lint
static char sccsid[] = "@(#)authenc.c	8.1 (Berkeley) 6/6/93";
#endif /* not lint */

#if	defined(AUTHENTICATION) || defined(ENCRYPTION)
#include <sys/types.h>
#include <arpa/telnet.h>
#include <libtelnet/encrypt.h>
#include <libtelnet/misc.h>

#include "general.h"
#include "ring.h"
#include "externs.h"
#include "defines.h"
#include "types.h"

	int
net_write(str, len)
	unsigned char *str;
	int len;
{
	if (NETROOM() > len) {
		ring_supply_data(&netoring, str, len);
		if (str[0] == IAC && str[1] == SE)
			printsub('>', &str[2], len-2);
		return(len);
	}
	return(0);
}

	void
net_encrypt()
{
#ifdef	ENCRYPTION
	if (encrypt_output)
		ring_encrypt(&netoring, encrypt_output);
	else
		ring_clearto(&netoring);
#endif	/* ENCRYPTION */
}

	int
telnet_spin()
{
	return(-1);
}

	char *
telnet_getenv(val)
	char *val;
{
	return((char *)env_getvalue((unsigned char *)val));
}

	char *
telnet_gets(prompt, result, length, echo)
	char *prompt;
	char *result;
	int length;
	int echo;
{
	extern char *getpass();
	extern int globalmode;
	int om = globalmode;
	char *res;

	TerminalNewMode(-1);
	if (echo) {
		printf("%s", prompt);
		res = fgets(result, length, stdin);
	} else if (res = getpass(prompt)) {
		strncpy(result, res, length);
		res = result;
	}
	TerminalNewMode(om);
	return(res);
}
#endif	/* defined(AUTHENTICATION) || defined(ENCRYPTION) */
Commit	Line	Data
b7080c8e A	1	/*
	2	* Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
	6	* "Portions Copyright (c) 1999 Apple Computer, Inc. All Rights
	7	* Reserved. This file contains Original Code and/or Modifications of
	8	* Original Code as defined in and that are subject to the Apple Public
	9	* Source License Version 1.0 (the 'License'). You may not use this file
	10	* except in compliance with the License. Please obtain a copy of the
	11	* License at http://www.apple.com/publicsource and read it before using
	12	* this file.
	13	*
	14	* The Original Code and all software distributed under the License are
	15	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
	16	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
	17	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
	18	* FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
	19	* License for the specific language governing rights and limitations
	20	* under the License."
	21	*
	22	* @APPLE_LICENSE_HEADER_END@
	23	*/
	24	/*-
	25	* Copyright (c) 1991, 1993
	26	* The Regents of the University of California. All rights reserved.
	27	*
	28	* Redistribution and use in source and binary forms, with or without
	29	* modification, are permitted provided that the following conditions
	30	* are met:
	31	* 1. Redistributions of source code must retain the above copyright
	32	* notice, this list of conditions and the following disclaimer.
	33	* 2. Redistributions in binary form must reproduce the above copyright
	34	* notice, this list of conditions and the following disclaimer in the
	35	* documentation and/or other materials provided with the distribution.
	36	* 3. All advertising materials mentioning features or use of this software
	37	* must display the following acknowledgement:
	38	* This product includes software developed by the University of
	39	* California, Berkeley and its contributors.
	40	* 4. Neither the name of the University nor the names of its contributors
	41	* may be used to endorse or promote products derived from this software
	42	* without specific prior written permission.
	43	*
	44	* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
	45	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	46	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	47	* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
	48	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	49	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	50	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	51	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	52	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	53	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	54	* SUCH DAMAGE.
	55	*/
	56
	57	#ifndef lint
	58	static char sccsid[] = "@(#)authenc.c 8.1 (Berkeley) 6/6/93";
	59	#endif /* not lint */
	60
	61	#if defined(AUTHENTICATION) \|\| defined(ENCRYPTION)
	62	#include <sys/types.h>
	63	#include <arpa/telnet.h>
	64	#include <libtelnet/encrypt.h>
65	#include <libtelnet/misc.h>
66
67	#include "general.h"
68	#include "ring.h"
69	#include "externs.h"
70	#include "defines.h"
71	#include "types.h"
72
73	int
74	net_write(str, len)
75	unsigned char *str;
76	int len;
77	{
78	if (NETROOM() > len) {
79	ring_supply_data(&netoring, str, len);
80	if (str[0] == IAC && str[1] == SE)
81	printsub('>', &str[2], len-2);
82	return(len);
83	}
84	return(0);
85	}
86
87	void
88	net_encrypt()
89	{
90	#ifdef ENCRYPTION
91	if (encrypt_output)
92	ring_encrypt(&netoring, encrypt_output);
93	else
94	ring_clearto(&netoring);
95	#endif /* ENCRYPTION */
96	}
97
98	int
99	telnet_spin()
100	{
101	return(-1);
102	}
103
104	char *
105	telnet_getenv(val)
106	char *val;
107	{
108	return((char )env_getvalue((unsigned char )val));
109	}
110
111	char *
112	telnet_gets(prompt, result, length, echo)
113	char *prompt;
114	char *result;
115	int length;
116	int echo;
117	{
118	extern char *getpass();
119	extern int globalmode;
120	int om = globalmode;
121	char *res;
122
123	TerminalNewMode(-1);
124	if (echo) {
125	printf("%s", prompt);
126	res = fgets(result, length, stdin);
127	} else if (res = getpass(prompt)) {
128	strncpy(result, res, length);
129	res = result;
130	}
131	TerminalNewMode(om);
132	return(res);
133	}
134	#endif /* defined(AUTHENTICATION) \|\| defined(ENCRYPTION) */