RNDPasswords.c
Author: cmaier@cmassoc.net

    /*====================================================================*
     *
     *   Copyright (c) 2013 Qualcomm Atheros, Inc.
     *
     *   All rights reserved.
     *
     *   Redistribution and use in source and binary forms, with or
     *   without modification, are permitted (subject to the limitations
     *   in the disclaimer below) provided that the following conditions
     *   are met:
     *
     *   * Redistributions of source code must retain the above copyright
     *     notice, this list of conditions and the following disclaimer.
     *
     *   * Redistributions in binary form must reproduce the above
     *     copyright notice, this list of conditions and the following
     *     disclaimer in the documentation and/or other materials
     *     provided with the distribution.
     *
     *   * Neither the name of Qualcomm Atheros nor the names of
     *     its contributors may be used to endorse or promote products
     *     derived from this software without specific prior written
     *     permission.
     *
     *   NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE
     *   GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE
     *   COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
     *   IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     *   WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     *   PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
     *   OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     *   NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     *   LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     *   HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     *   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
     *   OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
     *   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     *
     *--------------------------------------------------------------------*/

    /*====================================================================*
     *
     *   void  RNDPasswords (unsigned vendor, unsigned device, unsigned number, unsigned count, unsigned group, unsigned space, flag_t flags);
     *
     *   keys.h
     *
     *   print a number of device address/password pairs on stdout; print
     *   an optional usage flag in the first column for PTS compatability;
     *
     *   vendor is the 24-bit OUI expressed as an integer; device is the
     *   24-bit starting unit address expressed as an integer; number is
     *   the number of address/password pairs to generate; count is the
     *   number of letters/numbers in the password excluding delimiters;
     *   group is the number of letters or numbers appear between space
     *   characters; space characters are suppressed when group is zero
     *   or greater than count;
     *
     *--------------------------------------------------------------------*/

    #ifndef RNDPASSWORDS_SOURCE
    #define RNDPASSWORDS_SOURCE

    #include <stdio.h>
    #include <unistd.h>
    #include <fcntl.h>
    #include <errno.h>

    #include "../tools/types.h"
    #include "../tools/error.h"
    #include "../tools/files.h"
    #include "../tools/flags.h"
    #include "../key/keys.h"

    void RNDPasswords (unsigned vendor, unsigned device, unsigned number, unsigned count, unsigned group, char space, flag_t flags)

    {
    	if (vendor >> 24)
    	{
    		return;
    	}
    	if (device >> 24)
    	{
    		return;
    	}
    	if (number >> 24)
    	{
    		return;
    	}
    	while (number--)
    	{
    		if (_anyset (flags, PASSWORD_VERBOSE))
    		{
    			putc ('0', stdout);
    			putc (' ', stdout);
    		}
    		if (_allclr (flags, PASSWORD_SILENCE))
    		{
    			printf ("%06X", vendor);
    			printf ("%06X", device);
    			putc (' ', stdout);
    		}
    		putpwd (count, group, space);
    		putc ('\n', stdout);
    		device++;
    	}
    	return;
    }

    #endif

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