csu3_am335x/EVSE/GPL/open-plc-utils-0.3/key/RNDPasswords.c

/*====================================================================*
 *
 *   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
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 *   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;
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 *   OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 *   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 *--------------------------------------------------------------------*/

/*====================================================================*
 *
 *   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