/* $NetBSD: getpass.c,v 1.1.1.6.6.1 2019/08/10 06:17:16 martin Exp $ */ /* getpass.c -- get password from user */ /* $OpenLDAP$ */ /* This work is part of OpenLDAP Software . * * Copyright 1998-2019 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 * . */ /* 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 __RCSID("$NetBSD: getpass.c,v 1.1.1.6.6.1 2019/08/10 06:17:16 martin Exp $"); #include "portable.h" #include #include #include #include #include #include #include #include #ifndef HAVE_GETPASSPHRASE #ifdef HAVE_FCNTL_H #include #endif #ifdef HAVE_CONIO_H #include #endif #include #include #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 */