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- /*
- * $XConsortium: GenKey.c,v 1.3 91/01/23 22:13:42 gildea Exp $
- *
- * Copyright 1989 Massachusetts Institute of Technology
- *
- * Permission to use, copy, modify, and distribute this software and its
- * documentation for any purpose and without fee is hereby granted, provided
- * that the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of M.I.T. not be used in advertising
- * or publicity pertaining to distribution of the software without specific,
- * written prior permission. M.I.T. makes no representations about the
- * suitability of this software for any purpose. It is provided "as is"
- * without express or implied warranty.
- *
- * M.I.T. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL M.I.T.
- * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- *
- * Author: Keith Packard, MIT X Consortium
- */
-
- #include <X11/Xos.h>
- #include <X11/X.h>
- #include <X11/Xmd.h>
- #include <X11/Xdmcp.h>
-
- static getbits (data, dst)
- long data;
- unsigned char *dst;
- {
- dst[0] = (data ) & 0xff;
- dst[1] = (data >> 8) & 0xff;
- dst[2] = (data >> 16) & 0xff;
- dst[3] = (data >> 24) & 0xff;
- }
-
- #if defined(SYSV) || defined(SVR4)
- #define srandom srand48
- #define random lrand48
- #endif
-
- long random();
-
- void
- XdmcpGenerateKey (key)
- XdmAuthKeyPtr key;
- {
- long lowbits, highbits;
-
- srandom (getpid() ^ time (0));
- lowbits = random ();
- highbits = random ();
- getbits (lowbits, key->data);
- getbits (highbits, key->data + 4);
- }
-