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https://git.openldap.org/openldap/openldap.git
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159 lines
3.4 KiB
C
159 lines
3.4 KiB
C
/* $OpenLDAP$ */
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/*
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* Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
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* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
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*/
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/*
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* 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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#include "portable.h"
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#ifndef HAVE_GETPASS
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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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#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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char *
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getpass( const char *prompt )
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{
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#if !defined(HAVE_POSIX_TERMIOS) && !defined(HAVE_SGTTY_H)
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static char buf[256];
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int i, c;
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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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printf("%s", prompt);
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i = 0;
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while ( (c = getch()) != EOF && c != '\n' && c != '\r' )
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buf[i++] = c;
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if ( c == EOF )
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return( NULL );
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buf[i] = '\0';
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return (buf);
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#else
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int no_pass = 0;
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char i, j, k;
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TERMIO_TYPE ttyb;
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TERMFLAG_TYPE flags;
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static char pbuf[513];
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register char *p;
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register int c;
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FILE *fi;
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RETSIGTYPE (*sig)( int sig );
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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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/*
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* Stolen from the getpass() routine. Can't use the plain
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* getpass() for two reasons. One is that LDAP passwords
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* can be really, really long - much longer than 8 chars.
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* The second is that we like to make this client available
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* out of inetd via a Merit asynch port, and we need to be
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* able to do telnet control codes to turn on and off line
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* blanking.
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*/
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if ((fi = fdopen(open("/dev/tty", 2), "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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sig = SIGNAL (SIGINT, SIG_IGN);
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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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}
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flags = GETFLAGS( ttyb );
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SETFLAGS( ttyb, flags & ~ECHO );
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if (fi != stdin) {
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if (SETATTR(fileno(fi), &ttyb) < 0)
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perror("SETATTR");
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}
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/* blank the line if through Merit */
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if (fi == stdin) {
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printf("%c%c%c", 255, 251, 1);
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fflush(stdout);
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(void) scanf("%c%c%c", &i, &j, &k);
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fflush(stdin);
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}
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/* fetch the password */
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fprintf(stdout, "%s", prompt);
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fflush(stdout);
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for (p=pbuf; (c = getc(fi))!='\n' && c!=EOF;) {
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if (c == '\r')
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break;
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if (p < &pbuf[512])
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*p++ = c;
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}
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if (c == EOF)
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no_pass = 1;
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else {
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*p = '\0';
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if (*(p - 1) == '\r')
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*(p - 1) = '\0';
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}
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/* unblank the line if through Merit */
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if (fi == stdin) {
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printf("%c%c%c", 255, 252, 1);
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fflush(stdout);
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(void) scanf("%c%c%c", &i, &j, &k);
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fflush(stdin);
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printf("\n"); fflush(stdout);
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}
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fprintf(stdout, "\n");
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fflush(stdout);
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/* tidy up */
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SETFLAGS( ttyb, flags );
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if (fi != stdin) {
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if (SETATTR(fileno(fi), &ttyb) < 0)
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perror("SETATTR");
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}
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(void) SIGNAL (SIGINT, sig);
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if (fi != stdin)
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(void) fclose(fi);
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else
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i = getchar();
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if (no_pass)
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return(NULL);
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return(pbuf);
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#endif
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}
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#endif /* !HAVE_GETPASS */
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