/*====================================================================*
 *
 *   number.h - numeric conversion definitions and declarations;
 *
 *   Motley Tools by Charles Maier;
 *   Copyright 2001-2006 by Charles Maier Associates;
 *   Licensed under the Internet Software Consortium License;
 *
 *--------------------------------------------------------------------*/

#ifndef NUMBER_HEADER
#define NUMBER_HEADER

/*====================================================================*
 *   system header files;
 *--------------------------------------------------------------------*/

#include <stdio.h>
#include <stdint.h>
#include <stddef.h>

/*====================================================================*
 *   numeric converson sizes and limits;
 *--------------------------------------------------------------------*/

#define RADIX_BIN 2
#define RADIX_OCT 8
#define RADIX_DEC 10
#define RADIX_HEX 16

#define RADIX_MIN 2
#define RADIX_MAX 36

#define BIN_DIGITS 8
#define DEC_DIGITS 3
#define OCT_DIGITS 3
#define HEX_DIGITS 2

#define IPv4_SIZE 4
#define IPv6_SIZE 16

/*====================================================================*
 *   numeric conversion strings;
 *--------------------------------------------------------------------*/

#define DIGITS_BIN "01"
#define DIGITS_OCT "01234567"
#define DIGITS_DEC "0123456789"
#define DIGITS_HEX "0123456789ABCDEF"
#define DIGITS_ALL "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"

/*====================================================================*
 *   numeric string extenders;
 *--------------------------------------------------------------------*/

#define BIN_EXTENDER '-'
#define DEC_EXTENDER '.'
#define HEX_EXTENDER ':'

/*====================================================================*
 *
 *--------------------------------------------------------------------*/

#define isodd(n)  (((n)&(1)) != 0)
#define iseven(n) (((n)&(1)) == 0)

/*====================================================================*
 *
 *--------------------------------------------------------------------*/

uint64_t QCASRand (uint32_t seed);
uint32_t QCARand ();

/*====================================================================*
 *
 *--------------------------------------------------------------------*/

uint64_t basespec (char const * string, unsigned base, unsigned size);
uint64_t uintspec (char const * string, uint64_t minimum, uint64_t maximum);
uint64_t tonumber (char const * string, uint64_t minimum, uint64_t maximum, uint64_t nominal);
signed sintspec (char const *string, signed number);
unsigned totruth (char const *string, signed fail);
unsigned todigit (unsigned c);

/*====================================================================*
 *   end definitions;
 *--------------------------------------------------------------------*/

#endif