Annotation of src/usr.bin/telnet/authenc.c, Revision 1.5
1.5 ! hin 1: /* $OpenBSD: authenc.c,v 1.4 2001/05/25 10:24:25 hin Exp $ */
1.2 niklas 2: /* $NetBSD: authenc.c,v 1.5 1996/02/28 21:03:52 thorpej Exp $ */
3:
1.1 deraadt 4: /*-
5: * Copyright (c) 1991, 1993
6: * The Regents of the University of California. All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
16: * 3. All advertising materials mentioning features or use of this software
17: * must display the following acknowledgement:
18: * This product includes software developed by the University of
19: * California, Berkeley and its contributors.
20: * 4. Neither the name of the University nor the names of its contributors
21: * may be used to endorse or promote products derived from this software
22: * without specific prior written permission.
23: *
24: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34: * SUCH DAMAGE.
35: */
36:
1.5 ! hin 37: /*
! 38: RCSID("$Id: authenc.c,v 1.11.4.1 2002/02/06 03:40:13 assar Exp $");
! 39: */
! 40:
1.3 art 41: #include "telnet_locl.h"
1.1 deraadt 42:
1.3 art 43: #if defined(AUTHENTICATION) || defined(ENCRYPTION)
1.1 deraadt 44:
45: int
1.4 hin 46: telnet_net_write(str, len)
1.1 deraadt 47: unsigned char *str;
48: int len;
49: {
50: if (NETROOM() > len) {
51: ring_supply_data(&netoring, str, len);
52: if (str[0] == IAC && str[1] == SE)
53: printsub('>', &str[2], len-2);
54: return(len);
55: }
56: return(0);
57: }
58:
59: void
60: net_encrypt()
61: {
1.3 art 62: #if defined(ENCRYPTION)
63: if (encrypt_output)
64: ring_encrypt(&netoring, encrypt_output);
65: else
66: ring_clearto(&netoring);
67: #endif
1.1 deraadt 68: }
69:
70: int
71: telnet_spin()
72: {
1.5 ! hin 73: extern int scheduler_lockout_tty;
! 74:
! 75: scheduler_lockout_tty = 1;
! 76: Scheduler(0);
! 77: scheduler_lockout_tty = 0;
! 78:
! 79: return 0;
! 80:
1.1 deraadt 81: }
82:
83: char *
84: telnet_getenv(val)
1.4 hin 85: const char *val;
1.1 deraadt 86: {
87: return((char *)env_getvalue((unsigned char *)val));
88: }
89:
90: char *
91: telnet_gets(prompt, result, length, echo)
92: char *prompt;
93: char *result;
94: int length;
95: int echo;
96: {
97: extern char *getpass();
98: extern int globalmode;
99: int om = globalmode;
100: char *res;
101:
102: TerminalNewMode(-1);
103: if (echo) {
104: printf("%s", prompt);
105: res = fgets(result, length, stdin);
1.3 art 106: } else if ((res = getpass(prompt))) {
1.1 deraadt 107: strncpy(result, res, length);
108: res = result;
109: }
110: TerminalNewMode(om);
111: return(res);
112: }
113: #endif /* defined(AUTHENTICATION) */