1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright 2001 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 /* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */
28 /* All Rights Reserved */
29
30 /*
31 * University Copyright- Copyright (c) 1982, 1986, 1988
32 * The Regents of the University of California
33 * All Rights Reserved
34 *
35 * University Acknowledgment- Portions of this document are derived from
36 * software developed by the University of California, Berkeley, and its
37 * contributors.
38 */
39
40 #pragma ident "%Z%%M% %I% %E% SMI"
41
42 #include "ftp_var.h"
43
44 static struct termios termios_b;
45 static tcflag_t flags;
46 static FILE *fi;
47
48 /* ARGSUSED */
49 static void
intfix(int sig)50 intfix(int sig)
51 {
52 termios_b.c_lflag = flags;
53 (void) tcsetattr(fileno(fi), TCSADRAIN, &termios_b);
54 exit(EXIT_FAILURE);
55 }
56
57 char *
mygetpass(char * prompt)58 mygetpass(char *prompt)
59 {
60 register char *p;
61 register int c;
62 static char pbuf[50+1];
63 void (*sig)();
64
65 stop_timer();
66 if ((fi = fopen("/dev/tty", "r")) == NULL)
67 fi = stdin;
68 else
69 setbuf(fi, (char *)NULL);
70
71 if (tcgetattr(fileno(fi), &termios_b) < 0)
72 perror("ftp: tcgetattr"); /* go ahead, anyway */
73 flags = termios_b.c_lflag;
74
75 sig = signal(SIGINT, intfix);
76
77 termios_b.c_lflag &= ~ECHO;
78 (void) tcsetattr(fileno(fi), TCSADRAIN, &termios_b);
79 (void) fprintf(stderr, "%s", prompt);
80 (void) fflush(stderr);
81 p = pbuf;
82 while ((c = getc(fi)) != '\n' && c != EOF) {
83 if (p < &pbuf[sizeof (pbuf)-1])
84 *p++ = c;
85 }
86 *p = '\0';
87 (void) fprintf(stderr, "\n");
88 (void) fflush(stderr);
89 termios_b.c_lflag = flags;
90 (void) tcsetattr(fileno(fi), TCSADRAIN, &termios_b);
91 (void) signal(SIGINT, sig);
92 if (fi != stdin)
93 (void) fclose(fi);
94 reset_timer();
95 return (pbuf);
96 }
97