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RT3676: Expose ECgroup i2d functions

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Reviewed-by: Dr. Stephen Henson <steve@openssl.org>
This commit is contained in:
Rich Salz
2016-03-09 11:56:42 -05:00
committed by Rich Salz
parent c471884996
commit 60b350a3ef
5 changed files with 161 additions and 127 deletions
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55
include/openssl/ec.h
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@@ -115,19 +115,10 @@ typedef enum {
} point_conversion_form_t;
typedef struct ec_method_st EC_METHOD;
typedef struct ec_group_st
/*-
EC_METHOD *meth;
-- field definition
-- curve coefficients
-- optional generator with associated information (order, cofactor)
-- optional extra data (precomputed table for fast computation of multiples of generator)
-- ASN1 stuff
*/
EC_GROUP;
typedef struct ec_group_st EC_GROUP;
typedef struct ec_point_st EC_POINT;
typedef struct ecpk_parameters_st ECPKPARAMETERS;
typedef struct ec_parameters_st ECPARAMETERS;
/********************************************************************/
/* EC_METHODs for curves over GF(p) */
@@ -410,6 +401,7 @@ EC_GROUP *EC_GROUP_new_curve_GFp(const BIGNUM *p, const BIGNUM *a,
EC_GROUP *EC_GROUP_new_curve_GF2m(const BIGNUM *p, const BIGNUM *a,
const BIGNUM *b, BN_CTX *ctx);
# endif
/** Creates a EC_GROUP object with a curve specified by a NID
* \param nid NID of the OID of the curve name
* \return newly created EC_GROUP object with specified curve or NULL
@@ -417,6 +409,38 @@ EC_GROUP *EC_GROUP_new_curve_GF2m(const BIGNUM *p, const BIGNUM *a,
*/
EC_GROUP *EC_GROUP_new_by_curve_name(int nid);
/** Creates a new EC_GROUP object from an ECPARAMETERS object
* \param params pointer to the ECPARAMETERS object
* \return newly created EC_GROUP object with specified curve or NULL
* if an error occurred
*/
EC_GROUP *EC_GROUP_new_from_ecparameters(const ECPARAMETERS *params);
/** Creates an ECPARAMETERS object for the the given EC_GROUP object.
* \param group pointer to the EC_GROUP object
* \param params pointer to an existing ECPARAMETERS object or NULL
* \return pointer to the new ECPARAMETERS object or NULL
* if an error occurred.
*/
ECPARAMETERS *EC_GROUP_get_ecparameters(const EC_GROUP *group,
ECPARAMETERS *params);
/** Creates a new EC_GROUP object from an ECPKPARAMETERS object
* \param params pointer to an existing ECPKPARAMETERS object, or NULL
* \return newly created EC_GROUP object with specified curve, or NULL
* if an error occurred
*/
EC_GROUP *EC_GROUP_new_from_ecpkparameters(const ECPKPARAMETERS *params);
/** Creates an ECPKPARAMETERS object for the the given EC_GROUP object.
* \param group pointer to the EC_GROUP object
* \param params pointer to an existing ECPKPARAMETERS object or NULL
* \return pointer to the new ECPKPARAMETERS object or NULL
* if an error occurred.
*/
ECPKPARAMETERS *EC_GROUP_get_ecpkparameters(const EC_GROUP *group,
ECPKPARAMETERS *params);
/********************************************************************/
/* handling of internal curves */
/********************************************************************/
@@ -740,6 +764,9 @@ int EC_GROUP_have_precompute_mult(const EC_GROUP *group);
/* ASN1 stuff */
/********************************************************************/
DECLARE_ASN1_ITEM(ECPKPARAMETERS)
DECLARE_ASN1_ITEM(ECPARAMETERS)
/*
* EC_GROUP_get_basis_type() returns the NID of the basis type used to
* represent the field elements
@@ -1489,12 +1516,16 @@ void ERR_load_EC_strings(void);
# define EC_F_EC_GROUP_GET_CURVE_GF2M 172
# define EC_F_EC_GROUP_GET_CURVE_GFP 130
# define EC_F_EC_GROUP_GET_DEGREE 173
# define EC_F_EC_GROUP_GET_ECPARAMETERS 261
# define EC_F_EC_GROUP_GET_ECPKPARAMETERS 262
# define EC_F_EC_GROUP_GET_ORDER 141
# define EC_F_EC_GROUP_GET_PENTANOMIAL_BASIS 193
# define EC_F_EC_GROUP_GET_TRINOMIAL_BASIS 194
# define EC_F_EC_GROUP_NEW 108
# define EC_F_EC_GROUP_NEW_BY_CURVE_NAME 174
# define EC_F_EC_GROUP_NEW_FROM_DATA 175
# define EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS 263
# define EC_F_EC_GROUP_NEW_FROM_ECPKPARAMETERS 264
# define EC_F_EC_GROUP_PRECOMPUTE_MULT 142
# define EC_F_EC_GROUP_SET_CURVE_GF2M 176
# define EC_F_EC_GROUP_SET_CURVE_GFP 109