bn.h File Reference

#include <stdint.h>
#include <assert.h>

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Classes
struct	bn

Macros
#define	_MIASM_EXPORT
#define	WORD_SIZE   4
#define	BN_BYTE_SIZE   32
#define	BN_BIT_SIZE   ((BN_BYTE_SIZE) * 8)
#define	BN_ARRAY_SIZE   (BN_BYTE_SIZE / WORD_SIZE)
#define	DTYPE   uint32_t
#define	DTYPE_SIGNED   int32_t
#define	DTYPE_TMP   uint64_t
#define	DTYPE_MSB   ((DTYPE_TMP)(0x80000000))
#define	SPRINTF_FORMAT_STR   "%.08x"
#define	SSCANF_FORMAT_STR   "%8x"
#define	MAX_VAL   ((DTYPE_TMP)0xFFFFFFFF)
#define	require(p, msg)   assert(p && #msg)

Typedefs
typedef struct bn	bn_t

Enumerations
enum	{ SMALLER = -1, EQUAL = 0, LARGER = 1 }

Functions
_MIASM_EXPORT bn_t	bignum_init (void)
_MIASM_EXPORT bn_t	bignum_from_int (DTYPE_TMP i)
_MIASM_EXPORT bn_t	bignum_from_uint64 (uint64_t i)
_MIASM_EXPORT int	bignum_to_int (bn_t n)
_MIASM_EXPORT uint64_t	bignum_to_uint64 (bn_t n)
_MIASM_EXPORT bn_t	bignum_from_string (char *str, int nbytes)
_MIASM_EXPORT void	bignum_to_string (bn_t n, char *str, int maxsize)
_MIASM_EXPORT bn_t	bignum_add (bn_t a, bn_t b)
_MIASM_EXPORT bn_t	bignum_sub (bn_t a, bn_t b)
_MIASM_EXPORT bn_t	bignum_mul (bn_t a, bn_t b)
_MIASM_EXPORT bn_t	bignum_udiv (bn_t a, bn_t b)
_MIASM_EXPORT bn_t	bignum_umod (bn_t a, bn_t b)
_MIASM_EXPORT bn_t	bignum_sdiv (bn_t a, bn_t b, int size)
_MIASM_EXPORT bn_t	bignum_smod (bn_t a, bn_t b, int size)
_MIASM_EXPORT bn_t	bignum_and (bn_t a, bn_t b)
_MIASM_EXPORT bn_t	bignum_or (bn_t a, bn_t b)
_MIASM_EXPORT bn_t	bignum_xor (bn_t a, bn_t b)
_MIASM_EXPORT bn_t	bignum_lshift (bn_t a, int nbits)
_MIASM_EXPORT bn_t	bignum_rshift (bn_t a, int nbits)
_MIASM_EXPORT bn_t	bignum_a_rshift (bn_t a, int size, int nbits)
_MIASM_EXPORT bn_t	bignum_not (bn_t a)
_MIASM_EXPORT int	bignum_cmp (bn_t a, bn_t b)
_MIASM_EXPORT int	bignum_is_equal (bn_t a, bn_t b)
_MIASM_EXPORT int	bignum_is_inf_unsigned (bn_t a, bn_t b)
_MIASM_EXPORT int	bignum_is_inf_equal_unsigned (bn_t a, bn_t b)
_MIASM_EXPORT int	bignum_is_inf_signed (bn_t a, bn_t b)
_MIASM_EXPORT int	bignum_is_inf_equal_signed (bn_t a, bn_t b)
_MIASM_EXPORT int	bignum_is_zero (bn_t n)
_MIASM_EXPORT bn_t	bignum_inc (bn_t n)
_MIASM_EXPORT bn_t	bignum_dec (bn_t n)
_MIASM_EXPORT int	bignum_cntleadzeros (bn_t n, int size)
_MIASM_EXPORT int	bignum_cnttrailzeros (bn_t n, int size)
_MIASM_EXPORT bn_t	bignum_assign (bn_t src)
_MIASM_EXPORT bn_t	bignum_mask (bn_t src, int bits)
_MIASM_EXPORT bn_t	bignum_rol (bn_t a, int size, int nbits)
_MIASM_EXPORT bn_t	bignum_ror (bn_t a, int size, int nbits)
_MIASM_EXPORT int	bignum_getbit (bn_t a, int pos)

Macro Definition Documentation

_MIASM_EXPORT

#define _MIASM_EXPORT

BN_ARRAY_SIZE

#define BN_ARRAY_SIZE   (BN_BYTE_SIZE / WORD_SIZE)

BN_BIT_SIZE

#define BN_BIT_SIZE   ((BN_BYTE_SIZE) * 8)

BN_BYTE_SIZE

#define BN_BYTE_SIZE   32

DTYPE

#define DTYPE   uint32_t

DTYPE_MSB

#define DTYPE_MSB   ((DTYPE_TMP)(0x80000000))

DTYPE_SIGNED

#define DTYPE_SIGNED   int32_t

DTYPE_TMP

#define DTYPE_TMP   uint64_t

MAX_VAL

#define MAX_VAL   ((DTYPE_TMP)0xFFFFFFFF)

require

#define require	(		p,
			msg
	)		assert(p && #msg)

SPRINTF_FORMAT_STR

#define SPRINTF_FORMAT_STR   "%.08x"

SSCANF_FORMAT_STR

#define SSCANF_FORMAT_STR   "%8x"

WORD_SIZE

#define WORD_SIZE   4

Typedef Documentation

bn_t

typedef struct bn bn_t

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
SMALLER
EQUAL
LARGER

Function Documentation

bignum_a_rshift()

_MIASM_EXPORT bn_t bignum_a_rshift	(	bn_t	a,
		int	size,
		int	nbits
	)

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bignum_add()

_MIASM_EXPORT bn_t bignum_add	(	bn_t	a,
		bn_t	b
	)

bignum_and()

_MIASM_EXPORT bn_t bignum_and	(	bn_t	a,
		bn_t	b
	)

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bignum_assign()

_MIASM_EXPORT bn_t bignum_assign

(

bn_t

src

)

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bignum_cmp()

_MIASM_EXPORT int bignum_cmp	(	bn_t	a,
		bn_t	b
	)

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bignum_cntleadzeros()

_MIASM_EXPORT int bignum_cntleadzeros	(	bn_t	n,
		int	size
	)

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bignum_cnttrailzeros()

_MIASM_EXPORT int bignum_cnttrailzeros	(	bn_t	n,
		int	size
	)

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bignum_dec()

_MIASM_EXPORT bn_t bignum_dec

(

bn_t

n

)

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bignum_from_int()

_MIASM_EXPORT bn_t bignum_from_int

(

DTYPE_TMP

i

)

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bignum_from_string()

_MIASM_EXPORT bn_t bignum_from_string	(	char *	str,
		int	nbytes
	)

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bignum_from_uint64()

_MIASM_EXPORT bn_t bignum_from_uint64

(

uint64_t

i

)

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bignum_getbit()

_MIASM_EXPORT int bignum_getbit	(	bn_t	a,
		int	pos
	)

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bignum_inc()

_MIASM_EXPORT bn_t bignum_inc

(

bn_t

n

)

bignum_init()

_MIASM_EXPORT bn_t bignum_init

(

void

)

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bignum_is_equal()

_MIASM_EXPORT int bignum_is_equal	(	bn_t	a,
		bn_t	b
	)

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bignum_is_inf_equal_signed()

_MIASM_EXPORT int bignum_is_inf_equal_signed	(	bn_t	a,
		bn_t	b
	)

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bignum_is_inf_equal_unsigned()

_MIASM_EXPORT int bignum_is_inf_equal_unsigned	(	bn_t	a,
		bn_t	b
	)

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bignum_is_inf_signed()

_MIASM_EXPORT int bignum_is_inf_signed	(	bn_t	a,
		bn_t	b
	)

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bignum_is_inf_unsigned()

_MIASM_EXPORT int bignum_is_inf_unsigned	(	bn_t	a,
		bn_t	b
	)

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bignum_is_zero()

_MIASM_EXPORT int bignum_is_zero

(

bn_t

n

)

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bignum_lshift()

_MIASM_EXPORT bn_t bignum_lshift	(	bn_t	a,
		int	nbits
	)

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bignum_mask()

_MIASM_EXPORT bn_t bignum_mask	(	bn_t	src,
		int	bits
	)

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bignum_mul()

_MIASM_EXPORT bn_t bignum_mul	(	bn_t	a,
		bn_t	b
	)

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bignum_not()

_MIASM_EXPORT bn_t bignum_not

(

bn_t

a

)

bignum_or()

_MIASM_EXPORT bn_t bignum_or	(	bn_t	a,
		bn_t	b
	)

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bignum_rol()

_MIASM_EXPORT bn_t bignum_rol	(	bn_t	a,
		int	size,
		int	nbits
	)

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bignum_ror()

_MIASM_EXPORT bn_t bignum_ror	(	bn_t	a,
		int	size,
		int	nbits
	)

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bignum_rshift()

_MIASM_EXPORT bn_t bignum_rshift	(	bn_t	a,
		int	nbits
	)

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bignum_sdiv()

_MIASM_EXPORT bn_t bignum_sdiv	(	bn_t	a,
		bn_t	b,
		int	size
	)

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bignum_smod()

_MIASM_EXPORT bn_t bignum_smod	(	bn_t	a,
		bn_t	b,
		int	size
	)

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bignum_sub()

_MIASM_EXPORT bn_t bignum_sub	(	bn_t	a,
		bn_t	b
	)

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bignum_to_int()

_MIASM_EXPORT int bignum_to_int

(

bn_t

n

)

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bignum_to_string()

_MIASM_EXPORT void bignum_to_string	(	bn_t	n,
		char *	str,
		int	maxsize
	)

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bignum_to_uint64()

_MIASM_EXPORT uint64_t bignum_to_uint64

(

bn_t

n

)

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bignum_udiv()

_MIASM_EXPORT bn_t bignum_udiv	(	bn_t	a,
		bn_t	b
	)

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bignum_umod()

_MIASM_EXPORT bn_t bignum_umod	(	bn_t	a,
		bn_t	b
	)

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bignum_xor()

_MIASM_EXPORT bn_t bignum_xor	(	bn_t	a,
		bn_t	b
	)

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