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-rw-r--r--source/lib/getsmbpass.c166
1 files changed, 166 insertions, 0 deletions
diff --git a/source/lib/getsmbpass.c b/source/lib/getsmbpass.c
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+++ b/source/lib/getsmbpass.c
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+/* Copyright (C) 1992, 1993, 1994 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB. If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA. */
+
+/* Modified to use with samba by Jeremy Allison, 8th July 1995. */
+
+#include "includes.h"
+
+#ifdef REPLACE_GETPASS
+
+#ifdef SYSV_TERMIO
+
+/* SYSTEM V TERMIO HANDLING */
+
+static struct termio t;
+
+#define ECHO_IS_ON(t) ((t).c_lflag & ECHO)
+#define TURN_ECHO_OFF(t) ((t).c_lflag &= ~ECHO)
+#define TURN_ECHO_ON(t) ((t).c_lflag |= ECHO)
+
+#ifndef TCSAFLUSH
+#define TCSAFLUSH 1
+#endif
+
+#ifndef TCSANOW
+#define TCSANOW 0
+#endif
+
+int tcgetattr(int fd, struct termio *t)
+{
+ return ioctl(fd, TCGETA, t);
+}
+
+int tcsetattr(int fd, int flags, const struct termio *t)
+{
+ if(flags & TCSAFLUSH)
+ ioctl(fd, TCFLSH, TCIOFLUSH);
+ return ioctl(fd, TCSETS, t);
+}
+
+#else /* SYSV_TERMIO */
+#ifdef BSD_TERMIO
+
+/* BSD TERMIO HANDLING */
+
+static struct sgttyb t;
+
+#define ECHO_IS_ON(t) ((t).sg_flags & ECHO)
+#define TURN_ECHO_OFF(t) ((t).sg_flags &= ~ECHO)
+#define TURN_ECHO_ON(t) ((t).sg_flags |= ECHO)
+
+#ifndef TCSAFLUSH
+#define TCSAFLUSH 1
+#endif
+
+#ifndef TCSANOW
+#define TCSANOW 0
+#endif
+
+int tcgetattr(int fd, struct sgttyb *t)
+{
+ return ioctl(fd, TIOCGETP, (char *)t);
+}
+
+int tcsetattr(int fd, int flags, const struct sgttyb *t)
+{
+ return ioctl(fd, TIOCSETP, (char *)t);
+}
+
+#else /* BSD_TERMIO */
+
+/* POSIX TERMIO HANDLING */
+#define ECHO_IS_ON(t) ((t).c_lflag & ECHO)
+#define TURN_ECHO_OFF(t) ((t).c_lflag &= ~ECHO)
+#define TURN_ECHO_ON(t) ((t).c_lflag |= ECHO)
+
+static struct termios t;
+#endif /* BSD_TERMIO */
+#endif /* SYSV_TERMIO */
+
+char *
+getsmbpass(char *prompt)
+{
+ FILE *in, *out;
+ int echo_off;
+ static char buf[256];
+ static size_t bufsize = sizeof(buf);
+ size_t nread;
+
+ /* Catch problematic signals */
+ signal(SIGINT, SIGNAL_CAST SIG_IGN);
+
+ /* Try to write to and read from the terminal if we can.
+ If we can't open the terminal, use stderr and stdin. */
+
+ in = fopen ("/dev/tty", "w+");
+ if (in == NULL)
+ {
+ in = stdin;
+ out = stderr;
+ }
+ else
+ out = in;
+
+ setvbuf(in, NULL, _IONBF, 0);
+
+ /* Turn echoing off if it is on now. */
+
+ if (tcgetattr (fileno (in), &t) == 0)
+ {
+ if (ECHO_IS_ON(t))
+ {
+ TURN_ECHO_OFF(t);
+ echo_off = tcsetattr (fileno (in), TCSAFLUSH, &t) == 0;
+ TURN_ECHO_ON(t);
+ }
+ else
+ echo_off = 0;
+ }
+ else
+ echo_off = 0;
+
+ /* Write the prompt. */
+ fputs (prompt, out);
+ fflush (out);
+
+ /* Read the password. */
+ buf[0] = 0;
+ fgets(buf, bufsize, in);
+ nread = strlen(buf);
+ if (buf[nread - 1] == '\n')
+ buf[nread - 1] = '\0';
+
+ /* Restore echoing. */
+ if (echo_off)
+ (void) tcsetattr (fileno (in), TCSANOW, &t);
+
+ if (in != stdin)
+ /* We opened the terminal; now close it. */
+ fclose (in);
+
+ /* Catch problematic signals */
+ signal(SIGINT, SIGNAL_CAST SIG_DFL);
+
+ printf("\n");
+ return buf;
+}
+
+#else
+
+void getsmbpasswd_dummy() {;}
+#endif