mirror of
https://github.com/SwallowOS/xorg_lib_libXdmcp
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75 lines
2.1 KiB
C
75 lines
2.1 KiB
C
/*
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* $Xorg: GenKey.c,v 1.4 2001/02/09 02:03:48 xorgcvs Exp $
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*
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*
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Copyright 1989, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from The Open Group.
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* *
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* Author: Keith Packard, MIT X Consortium
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*/
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/* $XFree86: xc/lib/Xdmcp/GenKey.c,v 3.7 2001/07/25 15:04:50 dawes Exp $ */
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <X11/Xos.h>
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#include <X11/X.h>
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#include <X11/Xmd.h>
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#include <X11/Xdmcp.h>
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static void
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getbits (long data, unsigned char *dst)
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{
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dst[0] = (data ) & 0xff;
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dst[1] = (data >> 8) & 0xff;
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dst[2] = (data >> 16) & 0xff;
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dst[3] = (data >> 24) & 0xff;
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}
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#define Time_t time_t
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#include <stdlib.h>
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#if defined(HAVE_LRAND48) && defined(HAVE_SRAND48)
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#define srandom srand48
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#define random lrand48
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#endif
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#ifdef WIN32
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#include <process.h>
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#define srandom srand
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#define random rand
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#define getpid(x) _getpid(x)
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#endif
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void
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XdmcpGenerateKey (XdmAuthKeyPtr key)
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{
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long lowbits, highbits;
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srandom ((int)getpid() ^ time((Time_t *)0));
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lowbits = random ();
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highbits = random ();
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getbits (lowbits, key->data);
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getbits (highbits, key->data + 4);
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}
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