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131 lines
3.1 KiB
C
131 lines
3.1 KiB
C
/* getpass.c -- get password from user */
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/* $OpenLDAP$ */
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/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
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*
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* Copyright 1998-2011 The OpenLDAP Foundation.
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* Portions Copyright 1998-2003 Kurt D. Zeilenga.
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* Portions Copyright 2009 Howard Chu.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted only as authorized by the OpenLDAP
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* Public License.
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*
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* A copy of this license is available in the file LICENSE in the
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* top-level directory of the distribution or, alternatively, at
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* <http://www.OpenLDAP.org/license.html>.
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*/
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/* Portions Copyright (c) 1992, 1993 Regents of the University of Michigan.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted
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* provided that this notice is preserved and that due credit is given
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* to the University of Michigan at Ann Arbor. The name of the University
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* may not be used to endorse or promote products derived from this
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* software without specific prior written permission. This software
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* is provided ``as is'' without express or implied warranty.
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*/
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/* This work was originally developed by the University of Michigan
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* and distributed as part of U-MICH LDAP. It was adapted for use in
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* -llutil by Kurt D. Zeilenga and subsequently rewritten by Howard Chu.
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*/
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#include "portable.h"
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#include <stdio.h>
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#include <ac/stdlib.h>
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#include <ac/ctype.h>
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#include <ac/signal.h>
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#include <ac/string.h>
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#include <ac/termios.h>
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#include <ac/time.h>
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#include <ac/unistd.h>
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#ifndef HAVE_GETPASSPHRASE
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#ifdef HAVE_FCNTL_H
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#include <fcntl.h>
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#endif
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#ifdef HAVE_CONIO_H
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#include <conio.h>
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#endif
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#include <lber.h>
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#include <ldap.h>
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#include "ldap_defaults.h"
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#define PBUF 512
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#ifdef HAVE_WINSOCK
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#define TTY "con:"
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#else
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#define TTY "/dev/tty"
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#endif
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char *
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lutil_getpass( const char *prompt )
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{
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static char pbuf[PBUF];
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FILE *fi;
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int c;
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unsigned i;
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#if defined(HAVE_TERMIOS_H) || defined(HAVE_SGTTY_H)
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TERMIO_TYPE ttyb;
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TERMFLAG_TYPE flags;
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RETSIGTYPE (*sig)( int sig );
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#endif
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if( prompt == NULL ) prompt = _("Password: ");
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#ifdef DEBUG
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if (debug & D_TRACE)
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printf("->getpass(%s)\n", prompt);
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#endif
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#if defined(HAVE_TERMIOS_H) || defined(HAVE_SGTTY_H)
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if ((fi = fopen(TTY, "r")) == NULL)
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fi = stdin;
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else
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setbuf(fi, (char *)NULL);
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if (fi != stdin) {
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if (GETATTR(fileno(fi), &ttyb) < 0)
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perror("GETATTR");
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sig = SIGNAL (SIGINT, SIG_IGN);
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flags = GETFLAGS( ttyb );
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SETFLAGS( ttyb, flags & ~ECHO );
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if (SETATTR(fileno(fi), &ttyb) < 0)
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perror("SETATTR");
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}
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#else
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fi = stdin;
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#endif
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fprintf(stderr, "%s", prompt);
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fflush(stderr);
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i = 0;
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while ( (c = getc(fi)) != EOF && c != '\n' && c != '\r' )
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if ( i < (sizeof(pbuf)-1) )
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pbuf[i++] = c;
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#if defined(HAVE_TERMIOS_H) || defined(HAVE_SGTTY_H)
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/* tidy up */
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if (fi != stdin) {
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fprintf(stderr, "\n");
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fflush(stderr);
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SETFLAGS( ttyb, flags );
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if (SETATTR(fileno(fi), &ttyb) < 0)
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perror("SETATTR");
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(void) SIGNAL (SIGINT, sig);
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(void) fclose(fi);
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}
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#endif
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if ( c == EOF )
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return( NULL );
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pbuf[i] = '\0';
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return (pbuf);
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}
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#endif /* !NEED_GETPASSPHRASE */
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