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/**********************************************************************
* prefix.h April 2001
* Horms horms@verge.net.au
*
* aggregate
* CIDR network aggregation and filtering
* Copyright (C) 1999-2002 Horms
*
* 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
* 02111-1307 USA
*
**********************************************************************/
#ifndef CIDR_PREFIX_FRUB
#define CIDR_PREFIX_FRUB
#include "int.h"
typedef int8 prefix_t;
#define PREFIX_STR_LEN 3
#define PREFIX_MIN (prefix_t) 0
#define PREFIX_MAX (prefix_t) 32
/**********************************************************************
* prefix_a_to_decimal
* Convert an prefix given as a string into decimal
* pre: alleged_prefix: string representing ip address
* decimal_prefix: Pointer to a prefix_t to store result in
* post: 0 on success, decimal_prefix contains value
* -1 on error
**********************************************************************/
int prefix_a_to_decimal(char *alleged_prefix, prefix_t *decimal_prefix);
/**********************************************************************
* prefix_decimal_to_a
* Turn an IP given as a decimal to a dotted quad
* pre: ip_address: string representing IP address
* result: prealocated string to place result in
* post: NULL if an error occurs
* dotted quad representation of IP address otherwise
* Note: result is rendered into a static buffer
**********************************************************************/
char *prefix_decimal_to_a(prefix_t prefix);
#endif
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