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/* getpass.c -- get password from user */
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 1998-2021 The OpenLDAP Foundation.
* Portions Copyright 1998-2003 Kurt D. Zeilenga.
* Portions Copyright 2009 Howard Chu.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted only as authorized by the OpenLDAP
* Public License.
*
* A copy of this license is available in the file LICENSE in the
* top-level directory of the distribution or, alternatively, at
* <http://www.OpenLDAP.org/license.html>.
*/
/* Portions Copyright (c) 1992, 1993 Regents of the University of Michigan.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
* provided that this notice is preserved and that due credit is given
* to the University of Michigan at Ann Arbor. The name of the University
* may not be used to endorse or promote products derived from this
* software without specific prior written permission. This software
* is provided ``as is'' without express or implied warranty.
*/
/* This work was originally developed by the University of Michigan
* and distributed as part of U-MICH LDAP. It was adapted for use in
* -llutil by Kurt D. Zeilenga and subsequently rewritten by Howard Chu.
*/
#include "portable.h"
#include <stdio.h>
#include <ac/stdlib.h>
#include <ac/ctype.h>
#include <ac/signal.h>
#include <ac/string.h>
#include <ac/termios.h>
#include <ac/time.h>
#include <ac/unistd.h>
#ifndef HAVE_GETPASSPHRASE
#ifdef HAVE_FCNTL_H
#include <fcntl.h>
#endif
#ifdef HAVE_CONIO_H
#include <conio.h>
#endif
#include <lber.h>
#include <ldap.h>
#include "ldap_defaults.h"
#define PBUF 512
#ifdef HAVE_WINSOCK
#define TTY "con:"
#else
#define TTY "/dev/tty"
#endif
char *
lutil_getpass( const char *prompt )
{
static char pbuf[PBUF];
FILE *fi;
int c;
unsigned i;
#if defined(HAVE_TERMIOS_H) || defined(HAVE_SGTTY_H)
TERMIO_TYPE ttyb;
TERMFLAG_TYPE flags;
RETSIGTYPE (*sig)( int sig );
#endif
if( prompt == NULL ) prompt = _("Password: ");
#ifdef DEBUG
if (debug & D_TRACE)
printf("->getpass(%s)\n", prompt);
#endif
#if defined(HAVE_TERMIOS_H) || defined(HAVE_SGTTY_H)
if ((fi = fopen(TTY, "r")) == NULL)
fi = stdin;
else
setbuf(fi, (char *)NULL);
if (fi != stdin) {
if (GETATTR(fileno(fi), &ttyb) < 0)
perror("GETATTR");
sig = SIGNAL (SIGINT, SIG_IGN);
flags = GETFLAGS( ttyb );
SETFLAGS( ttyb, flags & ~ECHO );
if (SETATTR(fileno(fi), &ttyb) < 0)
perror("SETATTR");
}
#else
fi = stdin;
#endif
fprintf(stderr, "%s", prompt);
fflush(stderr);
i = 0;
while ( (c = getc(fi)) != EOF && c != '\n' && c != '\r' )
if ( i < (sizeof(pbuf)-1) )
pbuf[i++] = c;
#if defined(HAVE_TERMIOS_H) || defined(HAVE_SGTTY_H)
/* tidy up */
if (fi != stdin) {
fprintf(stderr, "\n");
fflush(stderr);
SETFLAGS( ttyb, flags );
if (SETATTR(fileno(fi), &ttyb) < 0)
perror("SETATTR");
(void) SIGNAL (SIGINT, sig);
(void) fclose(fi);
}
#endif
if ( c == EOF )
return( NULL );
pbuf[i] = '\0';
return (pbuf);
}
#endif /* !NEED_GETPASSPHRASE */
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