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/* vi: set sw=4 ts=4: */
/*
* Utility routine.
*
* Copyright (C) 1999-2002 by Erik Andersen <andersee@debian.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <string.h>
#include <crypt.h>
#include "libbb.h"
extern char *pw_encrypt(const char *clear, const char *salt)
{
static char cipher[128];
char *cp;
#ifdef CONFIG_FEATURE_SHA1_PASSWORDS
if (strncmp(salt, "$2$", 3) == 0) {
return sha1_crypt(clear);
}
#endif
cp = (char *) crypt(clear, salt);
/* if crypt (a nonstandard crypt) returns a string too large,
truncate it so we don't overrun buffers and hope there is
enough security in what's left */
if (strlen(cp) > sizeof(cipher)-1) {
cp[sizeof(cipher)-1] = 0;
}
strcpy(cipher, cp);
return cipher;
}
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