mirror of
https://github.com/samba-team/samba.git
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fc62d6bf36
Jeremy.
(This used to be commit 60dc1a4a00
)
157 lines
3.4 KiB
C
157 lines
3.4 KiB
C
/* Copyright (C) 1992-1998 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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/* Modified to use with samba by Jeremy Allison, 8th July 1995. */
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#include "includes.h"
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#ifdef REPLACE_GETPASS
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#ifdef SYSV_TERMIO
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/* SYSTEM V TERMIO HANDLING */
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static struct termio t;
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#define ECHO_IS_ON(t) ((t).c_lflag & ECHO)
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#define TURN_ECHO_OFF(t) ((t).c_lflag &= ~ECHO)
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#define TURN_ECHO_ON(t) ((t).c_lflag |= ECHO)
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#ifndef TCSAFLUSH
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#define TCSAFLUSH 1
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#endif
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#ifndef TCSANOW
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#define TCSANOW 0
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#endif
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static int tcgetattr(int fd, struct termio *t)
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{
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return ioctl(fd, TCGETA, t);
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}
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static int tcsetattr(int fd, int flags, struct termio *t)
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{
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if(flags & TCSAFLUSH)
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ioctl(fd, TCFLSH, TCIOFLUSH);
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return ioctl(fd, TCSETS, t);
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}
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#elif !defined(TCSAFLUSH)
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/* BSD TERMIO HANDLING */
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static struct sgttyb t;
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#define ECHO_IS_ON(t) ((t).sg_flags & ECHO)
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#define TURN_ECHO_OFF(t) ((t).sg_flags &= ~ECHO)
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#define TURN_ECHO_ON(t) ((t).sg_flags |= ECHO)
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#define TCSAFLUSH 1
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#define TCSANOW 0
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static int tcgetattr(int fd, struct sgttyb *t)
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{
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return ioctl(fd, TIOCGETP, (char *)t);
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}
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static int tcsetattr(int fd, int flags, struct sgttyb *t)
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{
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return ioctl(fd, TIOCSETP, (char *)t);
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}
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#else /* POSIX TERMIO HANDLING */
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#define ECHO_IS_ON(t) ((t).c_lflag & ECHO)
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#define TURN_ECHO_OFF(t) ((t).c_lflag &= ~ECHO)
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#define TURN_ECHO_ON(t) ((t).c_lflag |= ECHO)
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static struct termios t;
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#endif /* SYSV_TERMIO */
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char *getsmbpass(char *prompt)
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{
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FILE *in, *out;
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int echo_off;
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static char buf[256];
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static size_t bufsize = sizeof(buf);
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size_t nread;
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/* Catch problematic signals */
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CatchSignal(SIGINT, SIGNAL_CAST SIG_IGN);
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/* Try to write to and read from the terminal if we can.
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If we can't open the terminal, use stderr and stdin. */
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in = fopen ("/dev/tty", "w+");
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if (in == NULL)
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{
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in = stdin;
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out = stderr;
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}
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else
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out = in;
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setvbuf(in, NULL, _IONBF, 0);
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/* Turn echoing off if it is on now. */
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if (tcgetattr (fileno (in), &t) == 0)
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{
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if (ECHO_IS_ON(t))
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{
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TURN_ECHO_OFF(t);
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echo_off = tcsetattr (fileno (in), TCSAFLUSH, &t) == 0;
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TURN_ECHO_ON(t);
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}
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else
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echo_off = 0;
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}
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else
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echo_off = 0;
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/* Write the prompt. */
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fputs (prompt, out);
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fflush (out);
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/* Read the password. */
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buf[0] = 0;
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fgets(buf, bufsize, in);
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nread = strlen(buf);
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if (buf[nread - 1] == '\n')
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buf[nread - 1] = '\0';
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/* Restore echoing. */
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if (echo_off)
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(void) tcsetattr (fileno (in), TCSANOW, &t);
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if (in != stdin)
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/* We opened the terminal; now close it. */
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fclose (in);
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/* Catch problematic signals */
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CatchSignal(SIGINT, SIGNAL_CAST SIG_DFL);
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printf("\n");
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return buf;
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}
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#else
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void getsmbpasswd_dummy(void);
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void getsmbpasswd_dummy(void) {;}
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#endif
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