ec.h File Reference

#include <openssl/base.h>
#include <openssl/ec_key.h>

Go to the source code of this file.

Classes
struct	EC_builtin_curve

Macros
#define	OPENSSL_EC_NAMED_CURVE   0
#define	EC_R_BUFFER_TOO_SMALL   100
#define	EC_R_COORDINATES_OUT_OF_RANGE   101
#define	EC_R_D2I_ECPKPARAMETERS_FAILURE   102
#define	EC_R_EC_GROUP_NEW_BY_NAME_FAILURE   103
#define	EC_R_GROUP2PKPARAMETERS_FAILURE   104
#define	EC_R_I2D_ECPKPARAMETERS_FAILURE   105
#define	EC_R_INCOMPATIBLE_OBJECTS   106
#define	EC_R_INVALID_COMPRESSED_POINT   107
#define	EC_R_INVALID_COMPRESSION_BIT   108
#define	EC_R_INVALID_ENCODING   109
#define	EC_R_INVALID_FIELD   110
#define	EC_R_INVALID_FORM   111
#define	EC_R_INVALID_GROUP_ORDER   112
#define	EC_R_INVALID_PRIVATE_KEY   113
#define	EC_R_MISSING_PARAMETERS   114
#define	EC_R_MISSING_PRIVATE_KEY   115
#define	EC_R_NON_NAMED_CURVE   116
#define	EC_R_NOT_INITIALIZED   117
#define	EC_R_PKPARAMETERS2GROUP_FAILURE   118
#define	EC_R_POINT_AT_INFINITY   119
#define	EC_R_POINT_IS_NOT_ON_CURVE   120
#define	EC_R_SLOT_FULL   121
#define	EC_R_UNDEFINED_GENERATOR   122
#define	EC_R_UNKNOWN_GROUP   123
#define	EC_R_UNKNOWN_ORDER   124
#define	EC_R_WRONG_ORDER   125
#define	EC_R_BIGNUM_OUT_OF_RANGE   126
#define	EC_R_WRONG_CURVE_PARAMETERS   127
#define	EC_R_DECODE_ERROR   128
#define	EC_R_ENCODE_ERROR   129
#define	EC_R_GROUP_MISMATCH   130
#define	EC_R_INVALID_COFACTOR   131

Typedefs
typedef struct ec_method_st	EC_METHOD

Enumerations
enum	point_conversion_form_t { POINT_CONVERSION_COMPRESSED = 2, POINT_CONVERSION_UNCOMPRESSED = 4, POINT_CONVERSION_HYBRID = 6 }

Functions
OPENSSL_EXPORT EC_GROUP *	EC_GROUP_new_by_curve_name (int nid)
OPENSSL_EXPORT void	EC_GROUP_free (EC_GROUP *group)
OPENSSL_EXPORT EC_GROUP *	EC_GROUP_dup (const EC_GROUP *a)
OPENSSL_EXPORT int	EC_GROUP_cmp (const EC_GROUP *a, const EC_GROUP *b, BN_CTX *ignored)
OPENSSL_EXPORT const EC_POINT *	EC_GROUP_get0_generator (const EC_GROUP *group)
OPENSSL_EXPORT const BIGNUM *	EC_GROUP_get0_order (const EC_GROUP *group)
OPENSSL_EXPORT int	EC_GROUP_get_cofactor (const EC_GROUP *group, BIGNUM *cofactor, BN_CTX *ctx)
OPENSSL_EXPORT int	EC_GROUP_get_curve_GFp (const EC_GROUP *group, BIGNUM *out_p, BIGNUM *out_a, BIGNUM *out_b, BN_CTX *ctx)
OPENSSL_EXPORT int	EC_GROUP_get_curve_name (const EC_GROUP *group)
OPENSSL_EXPORT unsigned	EC_GROUP_get_degree (const EC_GROUP *group)
OPENSSL_EXPORT EC_POINT *	EC_POINT_new (const EC_GROUP *group)
OPENSSL_EXPORT void	EC_POINT_free (EC_POINT *point)
OPENSSL_EXPORT void	EC_POINT_clear_free (EC_POINT *point)
OPENSSL_EXPORT int	EC_POINT_copy (EC_POINT *dest, const EC_POINT *src)
OPENSSL_EXPORT EC_POINT *	EC_POINT_dup (const EC_POINT *src, const EC_GROUP *group)
OPENSSL_EXPORT int	EC_POINT_set_to_infinity (const EC_GROUP *group, EC_POINT *point)
OPENSSL_EXPORT int	EC_POINT_is_at_infinity (const EC_GROUP *group, const EC_POINT *point)
OPENSSL_EXPORT int	EC_POINT_is_on_curve (const EC_GROUP *group, const EC_POINT *point, BN_CTX *ctx)
OPENSSL_EXPORT int	EC_POINT_cmp (const EC_GROUP *group, const EC_POINT *a, const EC_POINT *b, BN_CTX *ctx)
OPENSSL_EXPORT int	EC_POINT_make_affine (const EC_GROUP *group, EC_POINT *point, BN_CTX *ctx)
OPENSSL_EXPORT int	EC_POINTs_make_affine (const EC_GROUP *group, size_t num, EC_POINT *points[], BN_CTX *ctx)
OPENSSL_EXPORT int	EC_POINT_get_affine_coordinates_GFp (const EC_GROUP *group, const EC_POINT *point, BIGNUM *x, BIGNUM *y, BN_CTX *ctx)
OPENSSL_EXPORT int	EC_POINT_set_affine_coordinates_GFp (const EC_GROUP *group, EC_POINT *point, const BIGNUM *x, const BIGNUM *y, BN_CTX *ctx)
OPENSSL_EXPORT size_t	EC_POINT_point2oct (const EC_GROUP *group, const EC_POINT *point, point_conversion_form_t form, uint8_t *buf, size_t len, BN_CTX *ctx)
OPENSSL_EXPORT int	EC_POINT_point2cbb (CBB *out, const EC_GROUP *group, const EC_POINT *point, point_conversion_form_t form, BN_CTX *ctx)
OPENSSL_EXPORT int	EC_POINT_oct2point (const EC_GROUP *group, EC_POINT *point, const uint8_t *buf, size_t len, BN_CTX *ctx)
OPENSSL_EXPORT int	EC_POINT_set_compressed_coordinates_GFp (const EC_GROUP *group, EC_POINT *point, const BIGNUM *x, int y_bit, BN_CTX *ctx)
OPENSSL_EXPORT int	EC_POINT_add (const EC_GROUP *group, EC_POINT *r, const EC_POINT *a, const EC_POINT *b, BN_CTX *ctx)
OPENSSL_EXPORT int	EC_POINT_dbl (const EC_GROUP *group, EC_POINT *r, const EC_POINT *a, BN_CTX *ctx)
OPENSSL_EXPORT int	EC_POINT_invert (const EC_GROUP *group, EC_POINT *a, BN_CTX *ctx)
OPENSSL_EXPORT int	EC_POINT_mul (const EC_GROUP *group, EC_POINT *r, const BIGNUM *n, const EC_POINT *q, const BIGNUM *m, BN_CTX *ctx)
OPENSSL_EXPORT EC_GROUP *	EC_GROUP_new_curve_GFp (const BIGNUM *p, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx)
OPENSSL_EXPORT int	EC_GROUP_set_generator (EC_GROUP *group, const EC_POINT *generator, const BIGNUM *order, const BIGNUM *cofactor)
OPENSSL_EXPORT int	EC_GROUP_get_order (const EC_GROUP *group, BIGNUM *order, BN_CTX *ctx)
OPENSSL_EXPORT void	EC_GROUP_set_asn1_flag (EC_GROUP *group, int flag)
OPENSSL_EXPORT const EC_METHOD *	EC_GROUP_method_of (const EC_GROUP *group)
OPENSSL_EXPORT int	EC_METHOD_get_field_type (const EC_METHOD *meth)
OPENSSL_EXPORT void	EC_GROUP_set_point_conversion_form (EC_GROUP *group, point_conversion_form_t form)
OPENSSL_EXPORT size_t	EC_get_builtin_curves (EC_builtin_curve *out_curves, size_t max_num_curves)

Macro Definition Documentation

EC_R_BIGNUM_OUT_OF_RANGE

#define EC_R_BIGNUM_OUT_OF_RANGE   126

EC_R_BUFFER_TOO_SMALL

#define EC_R_BUFFER_TOO_SMALL   100

EC_R_COORDINATES_OUT_OF_RANGE

#define EC_R_COORDINATES_OUT_OF_RANGE   101

EC_R_D2I_ECPKPARAMETERS_FAILURE

#define EC_R_D2I_ECPKPARAMETERS_FAILURE   102

EC_R_DECODE_ERROR

#define EC_R_DECODE_ERROR   128

EC_R_EC_GROUP_NEW_BY_NAME_FAILURE

#define EC_R_EC_GROUP_NEW_BY_NAME_FAILURE   103

EC_R_ENCODE_ERROR

#define EC_R_ENCODE_ERROR   129

EC_R_GROUP2PKPARAMETERS_FAILURE

#define EC_R_GROUP2PKPARAMETERS_FAILURE   104

EC_R_GROUP_MISMATCH

#define EC_R_GROUP_MISMATCH   130

EC_R_I2D_ECPKPARAMETERS_FAILURE

#define EC_R_I2D_ECPKPARAMETERS_FAILURE   105

EC_R_INCOMPATIBLE_OBJECTS

#define EC_R_INCOMPATIBLE_OBJECTS   106

EC_R_INVALID_COFACTOR

#define EC_R_INVALID_COFACTOR   131

EC_R_INVALID_COMPRESSED_POINT

#define EC_R_INVALID_COMPRESSED_POINT   107

EC_R_INVALID_COMPRESSION_BIT

#define EC_R_INVALID_COMPRESSION_BIT   108

EC_R_INVALID_ENCODING

#define EC_R_INVALID_ENCODING   109

EC_R_INVALID_FIELD

#define EC_R_INVALID_FIELD   110

EC_R_INVALID_FORM

#define EC_R_INVALID_FORM   111

EC_R_INVALID_GROUP_ORDER

#define EC_R_INVALID_GROUP_ORDER   112

EC_R_INVALID_PRIVATE_KEY

#define EC_R_INVALID_PRIVATE_KEY   113

EC_R_MISSING_PARAMETERS

#define EC_R_MISSING_PARAMETERS   114

EC_R_MISSING_PRIVATE_KEY

#define EC_R_MISSING_PRIVATE_KEY   115

EC_R_NON_NAMED_CURVE

#define EC_R_NON_NAMED_CURVE   116

EC_R_NOT_INITIALIZED

#define EC_R_NOT_INITIALIZED   117

EC_R_PKPARAMETERS2GROUP_FAILURE

#define EC_R_PKPARAMETERS2GROUP_FAILURE   118

EC_R_POINT_AT_INFINITY

#define EC_R_POINT_AT_INFINITY   119

EC_R_POINT_IS_NOT_ON_CURVE

#define EC_R_POINT_IS_NOT_ON_CURVE   120

EC_R_SLOT_FULL

#define EC_R_SLOT_FULL   121

EC_R_UNDEFINED_GENERATOR

#define EC_R_UNDEFINED_GENERATOR   122

EC_R_UNKNOWN_GROUP

#define EC_R_UNKNOWN_GROUP   123

EC_R_UNKNOWN_ORDER

#define EC_R_UNKNOWN_ORDER   124

EC_R_WRONG_CURVE_PARAMETERS

#define EC_R_WRONG_CURVE_PARAMETERS   127

EC_R_WRONG_ORDER

#define EC_R_WRONG_ORDER   125

OPENSSL_EC_NAMED_CURVE

#define OPENSSL_EC_NAMED_CURVE   0

Typedef Documentation

EC_METHOD

typedef struct ec_method_st EC_METHOD

Enumeration Type Documentation

point_conversion_form_t

enum point_conversion_form_t

Enumerator
POINT_CONVERSION_COMPRESSED
POINT_CONVERSION_UNCOMPRESSED
POINT_CONVERSION_HYBRID

Function Documentation

EC_get_builtin_curves()

OPENSSL_EXPORT size_t EC_get_builtin_curves	(	EC_builtin_curve *	out_curves,
		size_t	max_num_curves
	)

EC_GROUP_cmp()

OPENSSL_EXPORT int EC_GROUP_cmp	(	const EC_GROUP *	a,
		const EC_GROUP *	b,
		BN_CTX *	ignored
	)

EC_GROUP_dup()

OPENSSL_EXPORT EC_GROUP* EC_GROUP_dup

(

const EC_GROUP *

a

)

EC_GROUP_free()

OPENSSL_EXPORT void EC_GROUP_free

(

EC_GROUP *

group

)

EC_GROUP_get0_generator()

OPENSSL_EXPORT const EC_POINT* EC_GROUP_get0_generator

(

const EC_GROUP *

group

)

EC_GROUP_get0_order()

OPENSSL_EXPORT const BIGNUM* EC_GROUP_get0_order

(

const EC_GROUP *

group

)

EC_GROUP_get_cofactor()

OPENSSL_EXPORT int EC_GROUP_get_cofactor	(	const EC_GROUP *	group,
		BIGNUM *	cofactor,
		BN_CTX *	ctx
	)

EC_GROUP_get_curve_GFp()

OPENSSL_EXPORT int EC_GROUP_get_curve_GFp	(	const EC_GROUP *	group,
		BIGNUM *	out_p,
		BIGNUM *	out_a,
		BIGNUM *	out_b,
		BN_CTX *	ctx
	)

EC_GROUP_get_curve_name()

OPENSSL_EXPORT int EC_GROUP_get_curve_name

(

const EC_GROUP *

group

)

EC_GROUP_get_degree()

OPENSSL_EXPORT unsigned EC_GROUP_get_degree

(

const EC_GROUP *

group

)

EC_GROUP_get_order()

OPENSSL_EXPORT int EC_GROUP_get_order	(	const EC_GROUP *	group,
		BIGNUM *	order,
		BN_CTX *	ctx
	)

EC_GROUP_method_of()

OPENSSL_EXPORT const EC_METHOD* EC_GROUP_method_of

(

const EC_GROUP *

group

)

EC_GROUP_new_by_curve_name()

OPENSSL_EXPORT EC_GROUP* EC_GROUP_new_by_curve_name

(

int

nid

)

EC_GROUP_new_curve_GFp()

OPENSSL_EXPORT EC_GROUP* EC_GROUP_new_curve_GFp	(	const BIGNUM *	p,
		const BIGNUM *	a,
		const BIGNUM *	b,
		BN_CTX *	ctx
	)

EC_GROUP_set_asn1_flag()

OPENSSL_EXPORT void EC_GROUP_set_asn1_flag	(	EC_GROUP *	group,
		int	flag
	)

EC_GROUP_set_generator()

OPENSSL_EXPORT int EC_GROUP_set_generator	(	EC_GROUP *	group,
		const EC_POINT *	generator,
		const BIGNUM *	order,
		const BIGNUM *	cofactor
	)

EC_GROUP_set_point_conversion_form()

OPENSSL_EXPORT void EC_GROUP_set_point_conversion_form	(	EC_GROUP *	group,
		point_conversion_form_t	form
	)

EC_METHOD_get_field_type()

OPENSSL_EXPORT int EC_METHOD_get_field_type

(

const EC_METHOD *

meth

)

EC_POINT_add()

OPENSSL_EXPORT int EC_POINT_add	(	const EC_GROUP *	group,
		EC_POINT *	r,
		const EC_POINT *	a,
		const EC_POINT *	b,
		BN_CTX *	ctx
	)

EC_POINT_clear_free()

OPENSSL_EXPORT void EC_POINT_clear_free

(

EC_POINT *

point

)

EC_POINT_cmp()

OPENSSL_EXPORT int EC_POINT_cmp	(	const EC_GROUP *	group,
		const EC_POINT *	a,
		const EC_POINT *	b,
		BN_CTX *	ctx
	)

EC_POINT_copy()

OPENSSL_EXPORT int EC_POINT_copy	(	EC_POINT *	dest,
		const EC_POINT *	src
	)

EC_POINT_dbl()

OPENSSL_EXPORT int EC_POINT_dbl	(	const EC_GROUP *	group,
		EC_POINT *	r,
		const EC_POINT *	a,
		BN_CTX *	ctx
	)

EC_POINT_dup()

OPENSSL_EXPORT EC_POINT* EC_POINT_dup	(	const EC_POINT *	src,
		const EC_GROUP *	group
	)

EC_POINT_free()

OPENSSL_EXPORT void EC_POINT_free

(

EC_POINT *

point

)

EC_POINT_get_affine_coordinates_GFp()

OPENSSL_EXPORT int EC_POINT_get_affine_coordinates_GFp	(	const EC_GROUP *	group,
		const EC_POINT *	point,
		BIGNUM *	x,
		BIGNUM *	y,
		BN_CTX *	ctx
	)

EC_POINT_invert()

OPENSSL_EXPORT int EC_POINT_invert	(	const EC_GROUP *	group,
		EC_POINT *	a,
		BN_CTX *	ctx
	)

EC_POINT_is_at_infinity()

OPENSSL_EXPORT int EC_POINT_is_at_infinity	(	const EC_GROUP *	group,
		const EC_POINT *	point
	)

EC_POINT_is_on_curve()

OPENSSL_EXPORT int EC_POINT_is_on_curve	(	const EC_GROUP *	group,
		const EC_POINT *	point,
		BN_CTX *	ctx
	)

EC_POINT_make_affine()

OPENSSL_EXPORT int EC_POINT_make_affine	(	const EC_GROUP *	group,
		EC_POINT *	point,
		BN_CTX *	ctx
	)

EC_POINT_mul()

OPENSSL_EXPORT int EC_POINT_mul	(	const EC_GROUP *	group,
		EC_POINT *	r,
		const BIGNUM *	n,
		const EC_POINT *	q,
		const BIGNUM *	m,
		BN_CTX *	ctx
	)

EC_POINT_new()

OPENSSL_EXPORT EC_POINT* EC_POINT_new

(

const EC_GROUP *

group

)

EC_POINT_oct2point()

OPENSSL_EXPORT int EC_POINT_oct2point	(	const EC_GROUP *	group,
		EC_POINT *	point,
		const uint8_t *	buf,
		size_t	len,
		BN_CTX *	ctx
	)

EC_POINT_point2cbb()

OPENSSL_EXPORT int EC_POINT_point2cbb	(	CBB *	out,
		const EC_GROUP *	group,
		const EC_POINT *	point,
		point_conversion_form_t	form,
		BN_CTX *	ctx
	)

EC_POINT_point2oct()

OPENSSL_EXPORT size_t EC_POINT_point2oct	(	const EC_GROUP *	group,
		const EC_POINT *	point,
		point_conversion_form_t	form,
		uint8_t *	buf,
		size_t	len,
		BN_CTX *	ctx
	)

EC_POINT_set_affine_coordinates_GFp()

OPENSSL_EXPORT int EC_POINT_set_affine_coordinates_GFp	(	const EC_GROUP *	group,
		EC_POINT *	point,
		const BIGNUM *	x,
		const BIGNUM *	y,
		BN_CTX *	ctx
	)

EC_POINT_set_compressed_coordinates_GFp()

OPENSSL_EXPORT int EC_POINT_set_compressed_coordinates_GFp	(	const EC_GROUP *	group,
		EC_POINT *	point,
		const BIGNUM *	x,
		int	y_bit,
		BN_CTX *	ctx
	)

EC_POINT_set_to_infinity()

OPENSSL_EXPORT int EC_POINT_set_to_infinity	(	const EC_GROUP *	group,
		EC_POINT *	point
	)

EC_POINTs_make_affine()

OPENSSL_EXPORT int EC_POINTs_make_affine	(	const EC_GROUP *	group,
		size_t	num,
		EC_POINT *	points[],
		BN_CTX *	ctx
	)