Merged in libdes3.21-branch
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@473 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
@@ -1,35 +1,108 @@
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/* read_pwd.c */
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/* Copyright (C) 1993 Eric Young - see README for more details */
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/* lib/des/read_pwd.c */
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/* Copyright (C) 1995 Eric Young (eay@mincom.oz.au)
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* All rights reserved.
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*
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* This file is part of an SSL implementation written
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* by Eric Young (eay@mincom.oz.au).
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* The implementation was written so as to conform with Netscapes SSL
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* specification. This library and applications are
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* FREE FOR COMMERCIAL AND NON-COMMERCIAL USE
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* as long as the following conditions are aheared to.
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*
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* Copyright remains Eric Young's, and as such any Copyright notices in
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* the code are not to be removed. If this code is used in a product,
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* Eric Young should be given attribution as the author of the parts used.
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* This can be in the form of a textual message at program startup or
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* in documentation (online or textual) provided with the package.
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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 provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Eric Young (eay@mincom.oz.au)
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*
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* The licence and distribution terms for any publically available version or
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* derivative of this code cannot be changed. i.e. this code cannot simply be
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* copied and put under another distribution licence
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* [including the GNU Public Licence.]
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*/
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/* 06-Apr-92 Luke Brennan Support for VMS */
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#include "des_locl.h"
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#include <string.h>
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#include <signal.h>
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#include <string.h>
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#include <setjmp.h>
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/* Ick! */
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#if defined(__svr4__) || defined(__sgi) || defined(__linux)
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/* There are 5 types of terminal interface supported,
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* TERMIO, TERMIOS, VMS, MSDOS and SGTTY
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*/
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#if defined(sgi) || defined(__sgi)
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#define TERMIOS
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#undef TERMIO
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#undef SGTTY
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#endif
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#ifdef _LIBC
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#define TERMIO
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#endif
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#ifndef VMS
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#ifndef MSDOS
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#if !defined(TERMIO) && !defined(TERMIOS) && !defined(VMS) && !defined(MSDOS)
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#define SGTTY
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#endif
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#ifdef TERMIOS
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#include <termios.h>
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#define TTY_STRUCT struct termios
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#define TTY_FLAGS c_lflag
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#define TTY_get(tty,data) tcgetattr(tty,data)
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#define TTY_set(tty,data) tcsetattr(tty,TCSANOW,data)
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#endif
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#ifdef TERMIO
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#include <termio.h>
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#define sgttyb termio
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#define sg_flags c_lflag
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/* Really redefine these ioctl's! */
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#undef TIOCGETP
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#define TIOCGETP TCGETA
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#undef TIOCSETP
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#define TIOCSETP TCSETA
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#else /* !TERMIO */
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#include <sgtty.h>
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#define TTY_STRUCT struct termio
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#define TTY_FLAGS c_lflag
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#define TTY_get(tty,data) ioctl(tty,TCGETA,data)
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#define TTY_set(tty,data) ioctl(tty,TCSETA,data)
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#endif
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#ifdef SGTTY
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#include <sgtty.h>
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#define TTY_STRUCT struct sgttyb
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#define TTY_FLAGS sg_flags
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#define TTY_get(tty,data) ioctl(tty,TIOCGETP,data)
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#define TTY_set(tty,data) ioctl(tty,TIOCSETP,data)
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#endif
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#ifndef _LIBC
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#include <sys/ioctl.h>
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#else /* MSDOS */
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#endif
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#ifdef MSDOS
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#include <conio.h>
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#define fgets(a,b,c) noecho_fgets(a,b,c)
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#endif
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#else /* VMS */
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#ifdef VMS
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#include <ssdef.h>
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#include <iodef.h>
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#include <ttdef.h>
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@@ -40,69 +113,114 @@ struct IOSB {
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long iosb$l_info;
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};
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#endif
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#ifndef NSIG
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#define NSIG 32
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#ifndef NX509_SIG
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#define NX509_SIG 32
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#endif
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#ifdef PROTO
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static void read_till_nl(FILE *);
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static int read_pw(char *buf, char *buff, int size, char *prompt, int verify);
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static void recsig(int);
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static void pushsig(void);
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static void popsig(void);
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#ifdef MSDOS
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static int noecho_fgets(char *buf, int size, FILE *tty);
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#endif
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#else
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static void read_till_nl();
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static int read_pw();
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static void recsig();
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static void pushsig();
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static void popsig();
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#ifdef MSDOS
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static int noecho_fgets();
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#endif
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#endif
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static void (*savsig[NSIG])();
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static void (*savsig[NX509_SIG])();
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static jmp_buf save;
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static void recsig(int sig)
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{
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longjmp(save,1);
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}
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int des_read_password(key, prompt, verify)
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des_cblock (*key);
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char *prompt;
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int verify;
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{
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int ok;
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char buf[BUFSIZ],buff[BUFSIZ];
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static void pushsig(void)
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{
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int i;
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if ((ok=read_pw(buf,buff,BUFSIZ,prompt,verify)) == 0)
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des_string_to_key(buf,key);
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memset(buf,0,BUFSIZ);
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memset(buff,0,BUFSIZ);
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return(ok);
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}
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for (i=0; i<NSIG; i++)
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savsig[i]=signal(i,recsig);
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}
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int des_read_2passwords(key1, key2, prompt, verify)
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des_cblock (*key1);
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des_cblock (*key2);
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char *prompt;
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int verify;
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{
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int ok;
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char buf[BUFSIZ],buff[BUFSIZ];
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static void popsig(void)
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{
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int i;
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if ((ok=read_pw(buf,buff,BUFSIZ,prompt,verify)) == 0)
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des_string_to_2keys(buf,key1,key2);
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memset(buf,0,BUFSIZ);
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memset(buff,0,BUFSIZ);
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return(ok);
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}
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for (i=0; i<NSIG; i++)
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signal(i,savsig[i]);
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}
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int des_read_pw_string(buf, length, prompt, verify)
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char *buf;
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int length;
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char *prompt;
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int verify;
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{
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char buff[BUFSIZ];
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int ret;
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ret=read_pw(buf,buff,(length>BUFSIZ)?BUFSIZ:length,prompt,verify);
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memset(buff,0,BUFSIZ);
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return(ret);
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}
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static void read_till_nl(FILE *in)
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{
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static void read_till_nl(in)
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FILE *in;
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{
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#define SIZE 4
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char buf[SIZE+1];
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do {
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fgets(buf,SIZE,in);
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} while (strchr(buf,'\n') == NULL);
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}
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} while (strchr(buf,'\n') == NULL);
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}
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/* return 0 if ok, 1 (or -1) otherwise */
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static int read_pw(char *buf, char *buff, int size, char *prompt,int verify)
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{
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#ifndef VMS
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#ifndef MSDOS
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struct sgttyb tty_orig,tty_new;
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#endif /* !MSDOS */
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#else
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static int read_pw(buf, buff, size, prompt, verify)
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char *buf;
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char *buff;
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int size;
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char *prompt;
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int verify;
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{
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#ifdef VMS
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struct IOSB iosb;
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$DESCRIPTOR(terminal,"TT");
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long tty_orig[3], tty_new[3];
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long status;
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unsigned short channel = 0;
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#else
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#ifndef MSDOS
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TTY_STRUCT tty_orig,tty_new;
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#endif
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#endif
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int number=5;
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int ok=0;
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char *p;
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int ps=0;
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FILE *tty;
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FILE *tty=NULL;
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char *p;
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#ifndef MSDOS
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if ((tty=fopen("/dev/tty","r")) == NULL)
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@@ -111,13 +229,13 @@ static int read_pw(char *buf, char *buff, int size, char *prompt,int verify)
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if ((tty=fopen("con","r")) == NULL)
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tty=stdin;
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#endif /* MSDOS */
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#ifndef VMS
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#ifdef TIOCGETP
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if (ioctl(fileno(tty),TIOCGETP,(char *)&tty_orig) == -1)
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#if defined(TTY_get) && !defined(VMS)
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if (TTY_get(fileno(tty),&tty_orig) == -1)
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return(-1);
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bcopy(&(tty_orig),&(tty_new),sizeof(tty_orig));
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memcpy(&(tty_new),&(tty_orig),sizeof(tty_orig));
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#endif
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#else /* VMS */
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#ifdef VMS
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status = SYS$ASSIGN(&terminal,&channel,0,0);
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if (status != SS$_NORMAL)
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return(-1);
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@@ -133,25 +251,26 @@ static int read_pw(char *buf, char *buff, int size, char *prompt,int verify)
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}
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pushsig();
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ps=1;
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#ifndef VMS
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#ifndef MSDOS
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tty_new.sg_flags &= ~ECHO;
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#endif /* !MSDOS */
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#ifdef TIOCSETP
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if (ioctl(fileno(tty),TIOCSETP,(char *)&tty_new) == -1)
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#ifdef TTY_FLAGS
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tty_new.TTY_FLAGS &= ~ECHO;
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#endif
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#if defined(TTY_set) && !defined(VMS)
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if (TTY_set(fileno(tty),&tty_new) == -1)
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return(-1);
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#endif
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#else /* VMS */
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#ifdef VMS
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tty_new[0] = tty_orig[0];
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tty_new[1] = tty_orig[1] | TT$M_NOECHO;
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tty_new[2] = tty_orig[2];
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status = SYS$QIOW(0,channel,IO$_SETMODE,&iosb,0,0,tty_new,12,0,0,0,0);
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if ((status != SS$_NORMAL) || (iosb.iosb$w_value != SS$_NORMAL))
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return(-1);
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#endif /* VMS */
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#endif
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ps=2;
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while (!ok)
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while ((!ok) && (number--))
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{
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fputs(prompt,stderr);
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fflush(stderr);
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@@ -175,9 +294,10 @@ static int read_pw(char *buf, char *buff, int size, char *prompt,int verify)
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if (strcmp(buf,buff) != 0)
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{
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fprintf(stderr,"\nVerify failure - try again\n");
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fprintf(stderr,"\nVerify failure");
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fflush(stderr);
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continue;
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break;
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/* continue; */
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}
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}
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ok=1;
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@@ -186,15 +306,14 @@ static int read_pw(char *buf, char *buff, int size, char *prompt,int verify)
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error:
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fprintf(stderr,"\n");
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/* What can we do if there is an error? */
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#ifndef VMS
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#ifdef TIOCSETP
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if (ps >= 2) ioctl(fileno(tty),TIOCSETP,(char *)&tty_orig);
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#if defined(TTY_set) && !defined(VMS)
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if (ps >= 2) TTY_set(fileno(tty),&tty_orig);
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#endif
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#else /* VMS */
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#ifdef VMS
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if (ps >= 2)
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status = SYS$QIOW(0,channel,IO$_SETMODE,&iosb,0,0
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,tty_orig,12,0,0,0,0);
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#endif /* VMS */
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#endif
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if (ps >= 1) popsig();
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if (stdin != tty) fclose(tty);
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@@ -204,59 +323,38 @@ error:
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return(!ok);
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}
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int des_read_password(key,prompt,verify)
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des_cblock *key;
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char *prompt;
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int verify;
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static void pushsig()
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{
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int ok;
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char buf[BUFSIZ],buff[BUFSIZ];
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int i;
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if ((ok=read_pw(buf,buff,BUFSIZ,prompt,verify)) == 0)
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des_string_to_key(buf,key);
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bzero(buf,BUFSIZ);
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bzero(buff,BUFSIZ);
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return(ok);
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for (i=1; i<NX509_SIG; i++)
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savsig[i]=signal(i,recsig);
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}
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int des_read_2passwords(key1,key2,prompt,verify)
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des_cblock *key1;
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des_cblock *key2;
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char *prompt;
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int verify;
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static void popsig()
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{
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int ok;
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char buf[BUFSIZ],buff[BUFSIZ];
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int i;
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if ((ok=read_pw(buf,buff,BUFSIZ,prompt,verify)) == 0)
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des_string_to_2keys(buf,key1,key2);
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bzero(buf,BUFSIZ);
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bzero(buff,BUFSIZ);
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return(ok);
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for (i=1; i<NX509_SIG; i++)
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signal(i,savsig[i]);
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}
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int des_read_pw_string(buf,length,prompt,verify)
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char *buf;
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int length;
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char *prompt;
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int verify;
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static void recsig(i)
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int i;
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{
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char buff[BUFSIZ];
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int ret;
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ret=read_pw(buf,buff,(length>BUFSIZ)?BUFSIZ:length,prompt,verify);
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bzero(buff,BUFSIZ);
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return(ret);
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longjmp(save,1);
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#ifdef LINT
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i=i;
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#endif
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}
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#ifdef MSDOS
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static int noecho_fgets(buf,size,tty)
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char *buf;
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int size;
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FILE *tty;
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{
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int i;
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int i,n;
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char *p;
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p=buf;
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@@ -277,5 +375,6 @@ FILE *tty;
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break;
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}
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}
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return(strlen(buf));
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}
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#endif
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