/*
    Copyright (C) 2004 Justin Broughton, justinbr@earthlink.net

    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 USA

 */

#include "uuid.h"
#include <stdlib.h>

void
gb_uuid_generate(uuid_t uu)
{
  unsigned char *cp;
  int i;
  for (cp = uu, i = 0; i < 16; i++) {
    if (getenv("GPSBABEL_FREEZE_TIME")) {
      static unsigned char blech = 0;
      *cp++ = blech++;
    } else {
      *cp++ ^= (rand() >> 7) & 0xFF;
    }
  }
}

