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1577 lines
69 KiB
C
1577 lines
69 KiB
C
/*
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* Copyright 2002-2016 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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/* ====================================================================
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* Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
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*
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* Portions of the attached software ("Contribution") are developed by
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* SUN MICROSYSTEMS, INC., and are contributed to the OpenSSL project.
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*
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* The Contribution is licensed pursuant to the OpenSSL open source
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* license provided above.
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*
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* The elliptic curve binary polynomial software is originally written by
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* Sheueling Chang Shantz and Douglas Stebila of Sun Microsystems Laboratories.
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*
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*/
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#ifndef HEADER_EC_H
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# define HEADER_EC_H
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# include <openssl/opensslconf.h>
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# ifndef OPENSSL_NO_EC
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# include <openssl/asn1.h>
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# include <openssl/symhacks.h>
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# if OPENSSL_API_COMPAT < 0x10100000L
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# include <openssl/bn.h>
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# endif
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# ifdef __cplusplus
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extern "C" {
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# endif
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# ifndef OPENSSL_ECC_MAX_FIELD_BITS
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# define OPENSSL_ECC_MAX_FIELD_BITS 661
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# endif
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/** Enum for the point conversion form as defined in X9.62 (ECDSA)
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* for the encoding of a elliptic curve point (x,y) */
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typedef enum {
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/** the point is encoded as z||x, where the octet z specifies
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* which solution of the quadratic equation y is */
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POINT_CONVERSION_COMPRESSED = 2,
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/** the point is encoded as z||x||y, where z is the octet 0x04 */
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POINT_CONVERSION_UNCOMPRESSED = 4,
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/** the point is encoded as z||x||y, where the octet z specifies
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* which solution of the quadratic equation y is */
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POINT_CONVERSION_HYBRID = 6
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} point_conversion_form_t;
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typedef struct ec_method_st EC_METHOD;
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typedef struct ec_group_st EC_GROUP;
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typedef struct ec_point_st EC_POINT;
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typedef struct ecpk_parameters_st ECPKPARAMETERS;
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typedef struct ec_parameters_st ECPARAMETERS;
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/********************************************************************/
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/* EC_METHODs for curves over GF(p) */
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/********************************************************************/
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/** Returns the basic GFp ec methods which provides the basis for the
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* optimized methods.
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* \return EC_METHOD object
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*/
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const EC_METHOD *EC_GFp_simple_method(void);
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/** Returns GFp methods using montgomery multiplication.
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* \return EC_METHOD object
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*/
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const EC_METHOD *EC_GFp_mont_method(void);
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/** Returns GFp methods using optimized methods for NIST recommended curves
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* \return EC_METHOD object
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*/
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const EC_METHOD *EC_GFp_nist_method(void);
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# ifndef OPENSSL_NO_EC_NISTP_64_GCC_128
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/** Returns 64-bit optimized methods for nistp224
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* \return EC_METHOD object
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*/
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const EC_METHOD *EC_GFp_nistp224_method(void);
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/** Returns 64-bit optimized methods for nistp256
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* \return EC_METHOD object
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*/
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const EC_METHOD *EC_GFp_nistp256_method(void);
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/** Returns 64-bit optimized methods for nistp521
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* \return EC_METHOD object
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*/
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const EC_METHOD *EC_GFp_nistp521_method(void);
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# endif
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# ifndef OPENSSL_NO_EC2M
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/********************************************************************/
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/* EC_METHOD for curves over GF(2^m) */
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/********************************************************************/
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/** Returns the basic GF2m ec method
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* \return EC_METHOD object
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*/
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const EC_METHOD *EC_GF2m_simple_method(void);
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# endif
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/********************************************************************/
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/* EC_GROUP functions */
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/********************************************************************/
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/** Creates a new EC_GROUP object
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* \param meth EC_METHOD to use
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* \return newly created EC_GROUP object or NULL in case of an error.
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*/
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EC_GROUP *EC_GROUP_new(const EC_METHOD *meth);
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/** Frees a EC_GROUP object
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* \param group EC_GROUP object to be freed.
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*/
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void EC_GROUP_free(EC_GROUP *group);
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/** Clears and frees a EC_GROUP object
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* \param group EC_GROUP object to be cleared and freed.
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*/
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void EC_GROUP_clear_free(EC_GROUP *group);
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/** Copies EC_GROUP objects. Note: both EC_GROUPs must use the same EC_METHOD.
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* \param dst destination EC_GROUP object
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* \param src source EC_GROUP object
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* \return 1 on success and 0 if an error occurred.
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*/
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int EC_GROUP_copy(EC_GROUP *dst, const EC_GROUP *src);
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/** Creates a new EC_GROUP object and copies the copies the content
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* form src to the newly created EC_KEY object
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* \param src source EC_GROUP object
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* \return newly created EC_GROUP object or NULL in case of an error.
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*/
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EC_GROUP *EC_GROUP_dup(const EC_GROUP *src);
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/** Returns the EC_METHOD of the EC_GROUP object.
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* \param group EC_GROUP object
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* \return EC_METHOD used in this EC_GROUP object.
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*/
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const EC_METHOD *EC_GROUP_method_of(const EC_GROUP *group);
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/** Returns the field type of the EC_METHOD.
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* \param meth EC_METHOD object
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* \return NID of the underlying field type OID.
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*/
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int EC_METHOD_get_field_type(const EC_METHOD *meth);
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/** Sets the generator and it's order/cofactor of a EC_GROUP object.
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* \param group EC_GROUP object
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* \param generator EC_POINT object with the generator.
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* \param order the order of the group generated by the generator.
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* \param cofactor the index of the sub-group generated by the generator
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* in the group of all points on the elliptic curve.
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* \return 1 on success and 0 if an error occurred
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*/
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int EC_GROUP_set_generator(EC_GROUP *group, const EC_POINT *generator,
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const BIGNUM *order, const BIGNUM *cofactor);
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/** Returns the generator of a EC_GROUP object.
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* \param group EC_GROUP object
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* \return the currently used generator (possibly NULL).
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*/
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const EC_POINT *EC_GROUP_get0_generator(const EC_GROUP *group);
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/** Returns the montgomery data for order(Generator)
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* \param group EC_GROUP object
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* \return the currently used montgomery data (possibly NULL).
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*/
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BN_MONT_CTX *EC_GROUP_get_mont_data(const EC_GROUP *group);
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/** Gets the order of a EC_GROUP
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* \param group EC_GROUP object
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* \param order BIGNUM to which the order is copied
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* \param ctx unused
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* \return 1 on success and 0 if an error occurred
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*/
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int EC_GROUP_get_order(const EC_GROUP *group, BIGNUM *order, BN_CTX *ctx);
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/** Gets the order of an EC_GROUP
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* \param group EC_GROUP object
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* \return the group order
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*/
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const BIGNUM *EC_GROUP_get0_order(const EC_GROUP *group);
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/** Gets the number of bits of the order of an EC_GROUP
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* \param group EC_GROUP object
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* \return number of bits of group order.
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*/
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int EC_GROUP_order_bits(const EC_GROUP *group);
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/** Gets the cofactor of a EC_GROUP
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* \param group EC_GROUP object
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* \param cofactor BIGNUM to which the cofactor is copied
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* \param ctx unused
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* \return 1 on success and 0 if an error occurred
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*/
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int EC_GROUP_get_cofactor(const EC_GROUP *group, BIGNUM *cofactor,
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BN_CTX *ctx);
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/** Gets the cofactor of an EC_GROUP
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* \param group EC_GROUP object
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* \return the group cofactor
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*/
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const BIGNUM *EC_GROUP_get0_cofactor(const EC_GROUP *group);
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/** Sets the name of a EC_GROUP object
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* \param group EC_GROUP object
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* \param nid NID of the curve name OID
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*/
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void EC_GROUP_set_curve_name(EC_GROUP *group, int nid);
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/** Returns the curve name of a EC_GROUP object
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* \param group EC_GROUP object
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* \return NID of the curve name OID or 0 if not set.
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*/
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int EC_GROUP_get_curve_name(const EC_GROUP *group);
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void EC_GROUP_set_asn1_flag(EC_GROUP *group, int flag);
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int EC_GROUP_get_asn1_flag(const EC_GROUP *group);
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void EC_GROUP_set_point_conversion_form(EC_GROUP *group,
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point_conversion_form_t form);
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point_conversion_form_t EC_GROUP_get_point_conversion_form(const EC_GROUP *);
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unsigned char *EC_GROUP_get0_seed(const EC_GROUP *x);
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size_t EC_GROUP_get_seed_len(const EC_GROUP *);
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size_t EC_GROUP_set_seed(EC_GROUP *, const unsigned char *, size_t len);
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/** Sets the parameter of a ec over GFp defined by y^2 = x^3 + a*x + b
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* \param group EC_GROUP object
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* \param p BIGNUM with the prime number
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* \param a BIGNUM with parameter a of the equation
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* \param b BIGNUM with parameter b of the equation
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* \param ctx BN_CTX object (optional)
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* \return 1 on success and 0 if an error occurred
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*/
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int EC_GROUP_set_curve_GFp(EC_GROUP *group, const BIGNUM *p, const BIGNUM *a,
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const BIGNUM *b, BN_CTX *ctx);
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/** Gets the parameter of the ec over GFp defined by y^2 = x^3 + a*x + b
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* \param group EC_GROUP object
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* \param p BIGNUM for the prime number
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* \param a BIGNUM for parameter a of the equation
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* \param b BIGNUM for parameter b of the equation
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* \param ctx BN_CTX object (optional)
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* \return 1 on success and 0 if an error occurred
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*/
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int EC_GROUP_get_curve_GFp(const EC_GROUP *group, BIGNUM *p, BIGNUM *a,
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BIGNUM *b, BN_CTX *ctx);
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# ifndef OPENSSL_NO_EC2M
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/** Sets the parameter of a ec over GF2m defined by y^2 + x*y = x^3 + a*x^2 + b
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* \param group EC_GROUP object
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* \param p BIGNUM with the polynomial defining the underlying field
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* \param a BIGNUM with parameter a of the equation
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* \param b BIGNUM with parameter b of the equation
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* \param ctx BN_CTX object (optional)
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* \return 1 on success and 0 if an error occurred
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*/
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int EC_GROUP_set_curve_GF2m(EC_GROUP *group, const BIGNUM *p, const BIGNUM *a,
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const BIGNUM *b, BN_CTX *ctx);
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/** Gets the parameter of the ec over GF2m defined by y^2 + x*y = x^3 + a*x^2 + b
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* \param group EC_GROUP object
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* \param p BIGNUM for the polynomial defining the underlying field
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* \param a BIGNUM for parameter a of the equation
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* \param b BIGNUM for parameter b of the equation
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* \param ctx BN_CTX object (optional)
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* \return 1 on success and 0 if an error occurred
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*/
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int EC_GROUP_get_curve_GF2m(const EC_GROUP *group, BIGNUM *p, BIGNUM *a,
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BIGNUM *b, BN_CTX *ctx);
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# endif
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/** Returns the number of bits needed to represent a field element
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* \param group EC_GROUP object
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* \return number of bits needed to represent a field element
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*/
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int EC_GROUP_get_degree(const EC_GROUP *group);
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/** Checks whether the parameter in the EC_GROUP define a valid ec group
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* \param group EC_GROUP object
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* \param ctx BN_CTX object (optional)
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* \return 1 if group is a valid ec group and 0 otherwise
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*/
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int EC_GROUP_check(const EC_GROUP *group, BN_CTX *ctx);
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/** Checks whether the discriminant of the elliptic curve is zero or not
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* \param group EC_GROUP object
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* \param ctx BN_CTX object (optional)
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* \return 1 if the discriminant is not zero and 0 otherwise
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*/
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int EC_GROUP_check_discriminant(const EC_GROUP *group, BN_CTX *ctx);
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/** Compares two EC_GROUP objects
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* \param a first EC_GROUP object
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* \param b second EC_GROUP object
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* \param ctx BN_CTX object (optional)
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* \return 0 if the groups are equal, 1 if not, or -1 on error
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*/
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int EC_GROUP_cmp(const EC_GROUP *a, const EC_GROUP *b, BN_CTX *ctx);
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/*
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* EC_GROUP_new_GF*() calls EC_GROUP_new() and EC_GROUP_set_GF*() after
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* choosing an appropriate EC_METHOD
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*/
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/** Creates a new EC_GROUP object with the specified parameters defined
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* over GFp (defined by the equation y^2 = x^3 + a*x + b)
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* \param p BIGNUM with the prime number
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* \param a BIGNUM with the parameter a of the equation
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* \param b BIGNUM with the parameter b of the equation
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* \param ctx BN_CTX object (optional)
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* \return newly created EC_GROUP object with the specified parameters
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*/
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EC_GROUP *EC_GROUP_new_curve_GFp(const BIGNUM *p, const BIGNUM *a,
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const BIGNUM *b, BN_CTX *ctx);
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# ifndef OPENSSL_NO_EC2M
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/** Creates a new EC_GROUP object with the specified parameters defined
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* over GF2m (defined by the equation y^2 + x*y = x^3 + a*x^2 + b)
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* \param p BIGNUM with the polynomial defining the underlying field
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* \param a BIGNUM with the parameter a of the equation
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* \param b BIGNUM with the parameter b of the equation
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* \param ctx BN_CTX object (optional)
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* \return newly created EC_GROUP object with the specified parameters
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*/
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EC_GROUP *EC_GROUP_new_curve_GF2m(const BIGNUM *p, const BIGNUM *a,
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const BIGNUM *b, BN_CTX *ctx);
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# endif
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/** Creates a EC_GROUP object with a curve specified by a NID
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* \param nid NID of the OID of the curve name
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* \return newly created EC_GROUP object with specified curve or NULL
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* if an error occurred
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*/
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EC_GROUP *EC_GROUP_new_by_curve_name(int nid);
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/** Creates a new EC_GROUP object from an ECPARAMETERS object
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* \param params pointer to the ECPARAMETERS object
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* \return newly created EC_GROUP object with specified curve or NULL
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* if an error occurred
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*/
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EC_GROUP *EC_GROUP_new_from_ecparameters(const ECPARAMETERS *params);
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/** Creates an ECPARAMETERS object for the the given EC_GROUP object.
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* \param group pointer to the EC_GROUP object
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* \param params pointer to an existing ECPARAMETERS object or NULL
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* \return pointer to the new ECPARAMETERS object or NULL
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* if an error occurred.
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*/
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ECPARAMETERS *EC_GROUP_get_ecparameters(const EC_GROUP *group,
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ECPARAMETERS *params);
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/** Creates a new EC_GROUP object from an ECPKPARAMETERS object
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* \param params pointer to an existing ECPKPARAMETERS object, or NULL
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* \return newly created EC_GROUP object with specified curve, or NULL
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* if an error occurred
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*/
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EC_GROUP *EC_GROUP_new_from_ecpkparameters(const ECPKPARAMETERS *params);
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/** Creates an ECPKPARAMETERS object for the the given EC_GROUP object.
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* \param group pointer to the EC_GROUP object
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* \param params pointer to an existing ECPKPARAMETERS object or NULL
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* \return pointer to the new ECPKPARAMETERS object or NULL
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* if an error occurred.
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*/
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ECPKPARAMETERS *EC_GROUP_get_ecpkparameters(const EC_GROUP *group,
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ECPKPARAMETERS *params);
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/********************************************************************/
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/* handling of internal curves */
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/********************************************************************/
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typedef struct {
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int nid;
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const char *comment;
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} EC_builtin_curve;
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/*
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* EC_builtin_curves(EC_builtin_curve *r, size_t size) returns number of all
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* available curves or zero if a error occurred. In case r is not zero,
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* nitems EC_builtin_curve structures are filled with the data of the first
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* nitems internal groups
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*/
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size_t EC_get_builtin_curves(EC_builtin_curve *r, size_t nitems);
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const char *EC_curve_nid2nist(int nid);
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int EC_curve_nist2nid(const char *name);
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/********************************************************************/
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/* EC_POINT functions */
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/********************************************************************/
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/** Creates a new EC_POINT object for the specified EC_GROUP
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* \param group EC_GROUP the underlying EC_GROUP object
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* \return newly created EC_POINT object or NULL if an error occurred
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*/
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EC_POINT *EC_POINT_new(const EC_GROUP *group);
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/** Frees a EC_POINT object
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* \param point EC_POINT object to be freed
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*/
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void EC_POINT_free(EC_POINT *point);
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/** Clears and frees a EC_POINT object
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* \param point EC_POINT object to be cleared and freed
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*/
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void EC_POINT_clear_free(EC_POINT *point);
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/** Copies EC_POINT object
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* \param dst destination EC_POINT object
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* \param src source EC_POINT object
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* \return 1 on success and 0 if an error occurred
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*/
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int EC_POINT_copy(EC_POINT *dst, const EC_POINT *src);
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/** Creates a new EC_POINT object and copies the content of the supplied
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* EC_POINT
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* \param src source EC_POINT object
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* \param group underlying the EC_GROUP object
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* \return newly created EC_POINT object or NULL if an error occurred
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*/
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EC_POINT *EC_POINT_dup(const EC_POINT *src, const EC_GROUP *group);
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/** Returns the EC_METHOD used in EC_POINT object
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* \param point EC_POINT object
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* \return the EC_METHOD used
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*/
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const EC_METHOD *EC_POINT_method_of(const EC_POINT *point);
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/** Sets a point to infinity (neutral element)
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* \param group underlying EC_GROUP object
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* \param point EC_POINT to set to infinity
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* \return 1 on success and 0 if an error occurred
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*/
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int EC_POINT_set_to_infinity(const EC_GROUP *group, EC_POINT *point);
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/** Sets the jacobian projective coordinates of a EC_POINT over GFp
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* \param group underlying EC_GROUP object
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* \param p EC_POINT object
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* \param x BIGNUM with the x-coordinate
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* \param y BIGNUM with the y-coordinate
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* \param z BIGNUM with the z-coordinate
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* \param ctx BN_CTX object (optional)
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* \return 1 on success and 0 if an error occurred
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*/
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int EC_POINT_set_Jprojective_coordinates_GFp(const EC_GROUP *group,
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EC_POINT *p, const BIGNUM *x,
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const BIGNUM *y, const BIGNUM *z,
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BN_CTX *ctx);
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/** Gets the jacobian projective coordinates of a EC_POINT over GFp
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* \param group underlying EC_GROUP object
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* \param p EC_POINT object
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* \param x BIGNUM for the x-coordinate
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* \param y BIGNUM for the y-coordinate
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* \param z BIGNUM for the z-coordinate
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* \param ctx BN_CTX object (optional)
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* \return 1 on success and 0 if an error occurred
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*/
|
|
int EC_POINT_get_Jprojective_coordinates_GFp(const EC_GROUP *group,
|
|
const EC_POINT *p, BIGNUM *x,
|
|
BIGNUM *y, BIGNUM *z,
|
|
BN_CTX *ctx);
|
|
|
|
/** Sets the affine coordinates of a EC_POINT over GFp
|
|
* \param group underlying EC_GROUP object
|
|
* \param p EC_POINT object
|
|
* \param x BIGNUM with the x-coordinate
|
|
* \param y BIGNUM with the y-coordinate
|
|
* \param ctx BN_CTX object (optional)
|
|
* \return 1 on success and 0 if an error occurred
|
|
*/
|
|
int EC_POINT_set_affine_coordinates_GFp(const EC_GROUP *group, EC_POINT *p,
|
|
const BIGNUM *x, const BIGNUM *y,
|
|
BN_CTX *ctx);
|
|
|
|
/** Gets the affine coordinates of a EC_POINT over GFp
|
|
* \param group underlying EC_GROUP object
|
|
* \param p EC_POINT object
|
|
* \param x BIGNUM for the x-coordinate
|
|
* \param y BIGNUM for the y-coordinate
|
|
* \param ctx BN_CTX object (optional)
|
|
* \return 1 on success and 0 if an error occurred
|
|
*/
|
|
int EC_POINT_get_affine_coordinates_GFp(const EC_GROUP *group,
|
|
const EC_POINT *p, BIGNUM *x,
|
|
BIGNUM *y, BN_CTX *ctx);
|
|
|
|
/** Sets the x9.62 compressed coordinates of a EC_POINT over GFp
|
|
* \param group underlying EC_GROUP object
|
|
* \param p EC_POINT object
|
|
* \param x BIGNUM with x-coordinate
|
|
* \param y_bit integer with the y-Bit (either 0 or 1)
|
|
* \param ctx BN_CTX object (optional)
|
|
* \return 1 on success and 0 if an error occurred
|
|
*/
|
|
int EC_POINT_set_compressed_coordinates_GFp(const EC_GROUP *group,
|
|
EC_POINT *p, const BIGNUM *x,
|
|
int y_bit, BN_CTX *ctx);
|
|
# ifndef OPENSSL_NO_EC2M
|
|
/** Sets the affine coordinates of a EC_POINT over GF2m
|
|
* \param group underlying EC_GROUP object
|
|
* \param p EC_POINT object
|
|
* \param x BIGNUM with the x-coordinate
|
|
* \param y BIGNUM with the y-coordinate
|
|
* \param ctx BN_CTX object (optional)
|
|
* \return 1 on success and 0 if an error occurred
|
|
*/
|
|
int EC_POINT_set_affine_coordinates_GF2m(const EC_GROUP *group, EC_POINT *p,
|
|
const BIGNUM *x, const BIGNUM *y,
|
|
BN_CTX *ctx);
|
|
|
|
/** Gets the affine coordinates of a EC_POINT over GF2m
|
|
* \param group underlying EC_GROUP object
|
|
* \param p EC_POINT object
|
|
* \param x BIGNUM for the x-coordinate
|
|
* \param y BIGNUM for the y-coordinate
|
|
* \param ctx BN_CTX object (optional)
|
|
* \return 1 on success and 0 if an error occurred
|
|
*/
|
|
int EC_POINT_get_affine_coordinates_GF2m(const EC_GROUP *group,
|
|
const EC_POINT *p, BIGNUM *x,
|
|
BIGNUM *y, BN_CTX *ctx);
|
|
|
|
/** Sets the x9.62 compressed coordinates of a EC_POINT over GF2m
|
|
* \param group underlying EC_GROUP object
|
|
* \param p EC_POINT object
|
|
* \param x BIGNUM with x-coordinate
|
|
* \param y_bit integer with the y-Bit (either 0 or 1)
|
|
* \param ctx BN_CTX object (optional)
|
|
* \return 1 on success and 0 if an error occurred
|
|
*/
|
|
int EC_POINT_set_compressed_coordinates_GF2m(const EC_GROUP *group,
|
|
EC_POINT *p, const BIGNUM *x,
|
|
int y_bit, BN_CTX *ctx);
|
|
# endif
|
|
/** Encodes a EC_POINT object to a octet string
|
|
* \param group underlying EC_GROUP object
|
|
* \param p EC_POINT object
|
|
* \param form point conversion form
|
|
* \param buf memory buffer for the result. If NULL the function returns
|
|
* required buffer size.
|
|
* \param len length of the memory buffer
|
|
* \param ctx BN_CTX object (optional)
|
|
* \return the length of the encoded octet string or 0 if an error occurred
|
|
*/
|
|
size_t EC_POINT_point2oct(const EC_GROUP *group, const EC_POINT *p,
|
|
point_conversion_form_t form,
|
|
unsigned char *buf, size_t len, BN_CTX *ctx);
|
|
|
|
/** Decodes a EC_POINT from a octet string
|
|
* \param group underlying EC_GROUP object
|
|
* \param p EC_POINT object
|
|
* \param buf memory buffer with the encoded ec point
|
|
* \param len length of the encoded ec point
|
|
* \param ctx BN_CTX object (optional)
|
|
* \return 1 on success and 0 if an error occurred
|
|
*/
|
|
int EC_POINT_oct2point(const EC_GROUP *group, EC_POINT *p,
|
|
const unsigned char *buf, size_t len, BN_CTX *ctx);
|
|
|
|
/** Encodes an EC_POINT object to an allocated octet string
|
|
* \param group underlying EC_GROUP object
|
|
* \param point EC_POINT object
|
|
* \param form point conversion form
|
|
* \param pbuf returns pointer to allocated buffer
|
|
* \param ctx BN_CTX object (optional)
|
|
* \return the length of the encoded octet string or 0 if an error occurred
|
|
*/
|
|
size_t EC_POINT_point2buf(const EC_GROUP *group, const EC_POINT *point,
|
|
point_conversion_form_t form,
|
|
unsigned char **pbuf, BN_CTX *ctx);
|
|
|
|
/* other interfaces to point2oct/oct2point: */
|
|
BIGNUM *EC_POINT_point2bn(const EC_GROUP *, const EC_POINT *,
|
|
point_conversion_form_t form, BIGNUM *, BN_CTX *);
|
|
EC_POINT *EC_POINT_bn2point(const EC_GROUP *, const BIGNUM *,
|
|
EC_POINT *, BN_CTX *);
|
|
char *EC_POINT_point2hex(const EC_GROUP *, const EC_POINT *,
|
|
point_conversion_form_t form, BN_CTX *);
|
|
EC_POINT *EC_POINT_hex2point(const EC_GROUP *, const char *,
|
|
EC_POINT *, BN_CTX *);
|
|
|
|
/********************************************************************/
|
|
/* functions for doing EC_POINT arithmetic */
|
|
/********************************************************************/
|
|
|
|
/** Computes the sum of two EC_POINT
|
|
* \param group underlying EC_GROUP object
|
|
* \param r EC_POINT object for the result (r = a + b)
|
|
* \param a EC_POINT object with the first summand
|
|
* \param b EC_POINT object with the second summand
|
|
* \param ctx BN_CTX object (optional)
|
|
* \return 1 on success and 0 if an error occurred
|
|
*/
|
|
int EC_POINT_add(const EC_GROUP *group, EC_POINT *r, const EC_POINT *a,
|
|
const EC_POINT *b, BN_CTX *ctx);
|
|
|
|
/** Computes the double of a EC_POINT
|
|
* \param group underlying EC_GROUP object
|
|
* \param r EC_POINT object for the result (r = 2 * a)
|
|
* \param a EC_POINT object
|
|
* \param ctx BN_CTX object (optional)
|
|
* \return 1 on success and 0 if an error occurred
|
|
*/
|
|
int EC_POINT_dbl(const EC_GROUP *group, EC_POINT *r, const EC_POINT *a,
|
|
BN_CTX *ctx);
|
|
|
|
/** Computes the inverse of a EC_POINT
|
|
* \param group underlying EC_GROUP object
|
|
* \param a EC_POINT object to be inverted (it's used for the result as well)
|
|
* \param ctx BN_CTX object (optional)
|
|
* \return 1 on success and 0 if an error occurred
|
|
*/
|
|
int EC_POINT_invert(const EC_GROUP *group, EC_POINT *a, BN_CTX *ctx);
|
|
|
|
/** Checks whether the point is the neutral element of the group
|
|
* \param group the underlying EC_GROUP object
|
|
* \param p EC_POINT object
|
|
* \return 1 if the point is the neutral element and 0 otherwise
|
|
*/
|
|
int EC_POINT_is_at_infinity(const EC_GROUP *group, const EC_POINT *p);
|
|
|
|
/** Checks whether the point is on the curve
|
|
* \param group underlying EC_GROUP object
|
|
* \param point EC_POINT object to check
|
|
* \param ctx BN_CTX object (optional)
|
|
* \return 1 if the point is on the curve, 0 if not, or -1 on error
|
|
*/
|
|
int EC_POINT_is_on_curve(const EC_GROUP *group, const EC_POINT *point,
|
|
BN_CTX *ctx);
|
|
|
|
/** Compares two EC_POINTs
|
|
* \param group underlying EC_GROUP object
|
|
* \param a first EC_POINT object
|
|
* \param b second EC_POINT object
|
|
* \param ctx BN_CTX object (optional)
|
|
* \return 1 if the points are not equal, 0 if they are, or -1 on error
|
|
*/
|
|
int EC_POINT_cmp(const EC_GROUP *group, const EC_POINT *a, const EC_POINT *b,
|
|
BN_CTX *ctx);
|
|
|
|
int EC_POINT_make_affine(const EC_GROUP *group, EC_POINT *point, BN_CTX *ctx);
|
|
int EC_POINTs_make_affine(const EC_GROUP *group, size_t num,
|
|
EC_POINT *points[], BN_CTX *ctx);
|
|
|
|
/** Computes r = generator * n + sum_{i=0}^{num-1} p[i] * m[i]
|
|
* \param group underlying EC_GROUP object
|
|
* \param r EC_POINT object for the result
|
|
* \param n BIGNUM with the multiplier for the group generator (optional)
|
|
* \param num number further summands
|
|
* \param p array of size num of EC_POINT objects
|
|
* \param m array of size num of BIGNUM objects
|
|
* \param ctx BN_CTX object (optional)
|
|
* \return 1 on success and 0 if an error occurred
|
|
*/
|
|
int EC_POINTs_mul(const EC_GROUP *group, EC_POINT *r, const BIGNUM *n,
|
|
size_t num, const EC_POINT *p[], const BIGNUM *m[],
|
|
BN_CTX *ctx);
|
|
|
|
/** Computes r = generator * n + q * m
|
|
* \param group underlying EC_GROUP object
|
|
* \param r EC_POINT object for the result
|
|
* \param n BIGNUM with the multiplier for the group generator (optional)
|
|
* \param q EC_POINT object with the first factor of the second summand
|
|
* \param m BIGNUM with the second factor of the second summand
|
|
* \param ctx BN_CTX object (optional)
|
|
* \return 1 on success and 0 if an error occurred
|
|
*/
|
|
int EC_POINT_mul(const EC_GROUP *group, EC_POINT *r, const BIGNUM *n,
|
|
const EC_POINT *q, const BIGNUM *m, BN_CTX *ctx);
|
|
|
|
/** Stores multiples of generator for faster point multiplication
|
|
* \param group EC_GROUP object
|
|
* \param ctx BN_CTX object (optional)
|
|
* \return 1 on success and 0 if an error occurred
|
|
*/
|
|
int EC_GROUP_precompute_mult(EC_GROUP *group, BN_CTX *ctx);
|
|
|
|
/** Reports whether a precomputation has been done
|
|
* \param group EC_GROUP object
|
|
* \return 1 if a pre-computation has been done and 0 otherwise
|
|
*/
|
|
int EC_GROUP_have_precompute_mult(const EC_GROUP *group);
|
|
|
|
/********************************************************************/
|
|
/* ASN1 stuff */
|
|
/********************************************************************/
|
|
|
|
DECLARE_ASN1_ITEM(ECPKPARAMETERS)
|
|
DECLARE_ASN1_ALLOC_FUNCTIONS(ECPKPARAMETERS)
|
|
DECLARE_ASN1_ITEM(ECPARAMETERS)
|
|
DECLARE_ASN1_ALLOC_FUNCTIONS(ECPARAMETERS)
|
|
|
|
/*
|
|
* EC_GROUP_get_basis_type() returns the NID of the basis type used to
|
|
* represent the field elements
|
|
*/
|
|
int EC_GROUP_get_basis_type(const EC_GROUP *);
|
|
# ifndef OPENSSL_NO_EC2M
|
|
int EC_GROUP_get_trinomial_basis(const EC_GROUP *, unsigned int *k);
|
|
int EC_GROUP_get_pentanomial_basis(const EC_GROUP *, unsigned int *k1,
|
|
unsigned int *k2, unsigned int *k3);
|
|
# endif
|
|
|
|
# define OPENSSL_EC_EXPLICIT_CURVE 0x000
|
|
# define OPENSSL_EC_NAMED_CURVE 0x001
|
|
|
|
EC_GROUP *d2i_ECPKParameters(EC_GROUP **, const unsigned char **in, long len);
|
|
int i2d_ECPKParameters(const EC_GROUP *, unsigned char **out);
|
|
|
|
# define d2i_ECPKParameters_bio(bp,x) ASN1_d2i_bio_of(EC_GROUP,NULL,d2i_ECPKParameters,bp,x)
|
|
# define i2d_ECPKParameters_bio(bp,x) ASN1_i2d_bio_of_const(EC_GROUP,i2d_ECPKParameters,bp,x)
|
|
# define d2i_ECPKParameters_fp(fp,x) (EC_GROUP *)ASN1_d2i_fp(NULL, \
|
|
(char *(*)())d2i_ECPKParameters,(fp),(unsigned char **)(x))
|
|
# define i2d_ECPKParameters_fp(fp,x) ASN1_i2d_fp(i2d_ECPKParameters,(fp), \
|
|
(unsigned char *)(x))
|
|
|
|
int ECPKParameters_print(BIO *bp, const EC_GROUP *x, int off);
|
|
# ifndef OPENSSL_NO_STDIO
|
|
int ECPKParameters_print_fp(FILE *fp, const EC_GROUP *x, int off);
|
|
# endif
|
|
|
|
/********************************************************************/
|
|
/* EC_KEY functions */
|
|
/********************************************************************/
|
|
|
|
/* some values for the encoding_flag */
|
|
# define EC_PKEY_NO_PARAMETERS 0x001
|
|
# define EC_PKEY_NO_PUBKEY 0x002
|
|
|
|
/* some values for the flags field */
|
|
# define EC_FLAG_NON_FIPS_ALLOW 0x1
|
|
# define EC_FLAG_FIPS_CHECKED 0x2
|
|
# define EC_FLAG_COFACTOR_ECDH 0x1000
|
|
|
|
/** Creates a new EC_KEY object.
|
|
* \return EC_KEY object or NULL if an error occurred.
|
|
*/
|
|
EC_KEY *EC_KEY_new(void);
|
|
|
|
int EC_KEY_get_flags(const EC_KEY *key);
|
|
|
|
void EC_KEY_set_flags(EC_KEY *key, int flags);
|
|
|
|
void EC_KEY_clear_flags(EC_KEY *key, int flags);
|
|
|
|
/** Creates a new EC_KEY object using a named curve as underlying
|
|
* EC_GROUP object.
|
|
* \param nid NID of the named curve.
|
|
* \return EC_KEY object or NULL if an error occurred.
|
|
*/
|
|
EC_KEY *EC_KEY_new_by_curve_name(int nid);
|
|
|
|
/** Frees a EC_KEY object.
|
|
* \param key EC_KEY object to be freed.
|
|
*/
|
|
void EC_KEY_free(EC_KEY *key);
|
|
|
|
/** Copies a EC_KEY object.
|
|
* \param dst destination EC_KEY object
|
|
* \param src src EC_KEY object
|
|
* \return dst or NULL if an error occurred.
|
|
*/
|
|
EC_KEY *EC_KEY_copy(EC_KEY *dst, const EC_KEY *src);
|
|
|
|
/** Creates a new EC_KEY object and copies the content from src to it.
|
|
* \param src the source EC_KEY object
|
|
* \return newly created EC_KEY object or NULL if an error occurred.
|
|
*/
|
|
EC_KEY *EC_KEY_dup(const EC_KEY *src);
|
|
|
|
/** Increases the internal reference count of a EC_KEY object.
|
|
* \param key EC_KEY object
|
|
* \return 1 on success and 0 if an error occurred.
|
|
*/
|
|
int EC_KEY_up_ref(EC_KEY *key);
|
|
|
|
/** Returns the EC_GROUP object of a EC_KEY object
|
|
* \param key EC_KEY object
|
|
* \return the EC_GROUP object (possibly NULL).
|
|
*/
|
|
const EC_GROUP *EC_KEY_get0_group(const EC_KEY *key);
|
|
|
|
/** Sets the EC_GROUP of a EC_KEY object.
|
|
* \param key EC_KEY object
|
|
* \param group EC_GROUP to use in the EC_KEY object (note: the EC_KEY
|
|
* object will use an own copy of the EC_GROUP).
|
|
* \return 1 on success and 0 if an error occurred.
|
|
*/
|
|
int EC_KEY_set_group(EC_KEY *key, const EC_GROUP *group);
|
|
|
|
/** Returns the private key of a EC_KEY object.
|
|
* \param key EC_KEY object
|
|
* \return a BIGNUM with the private key (possibly NULL).
|
|
*/
|
|
const BIGNUM *EC_KEY_get0_private_key(const EC_KEY *key);
|
|
|
|
/** Sets the private key of a EC_KEY object.
|
|
* \param key EC_KEY object
|
|
* \param prv BIGNUM with the private key (note: the EC_KEY object
|
|
* will use an own copy of the BIGNUM).
|
|
* \return 1 on success and 0 if an error occurred.
|
|
*/
|
|
int EC_KEY_set_private_key(EC_KEY *key, const BIGNUM *prv);
|
|
|
|
/** Returns the public key of a EC_KEY object.
|
|
* \param key the EC_KEY object
|
|
* \return a EC_POINT object with the public key (possibly NULL)
|
|
*/
|
|
const EC_POINT *EC_KEY_get0_public_key(const EC_KEY *key);
|
|
|
|
/** Sets the public key of a EC_KEY object.
|
|
* \param key EC_KEY object
|
|
* \param pub EC_POINT object with the public key (note: the EC_KEY object
|
|
* will use an own copy of the EC_POINT object).
|
|
* \return 1 on success and 0 if an error occurred.
|
|
*/
|
|
int EC_KEY_set_public_key(EC_KEY *key, const EC_POINT *pub);
|
|
|
|
unsigned EC_KEY_get_enc_flags(const EC_KEY *key);
|
|
void EC_KEY_set_enc_flags(EC_KEY *eckey, unsigned int flags);
|
|
point_conversion_form_t EC_KEY_get_conv_form(const EC_KEY *key);
|
|
void EC_KEY_set_conv_form(EC_KEY *eckey, point_conversion_form_t cform);
|
|
|
|
#define EC_KEY_get_ex_new_index(l, p, newf, dupf, freef) \
|
|
CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_EC_KEY, l, p, newf, dupf, freef)
|
|
int EC_KEY_set_ex_data(EC_KEY *key, int idx, void *arg);
|
|
void *EC_KEY_get_ex_data(const EC_KEY *key, int idx);
|
|
|
|
/* wrapper functions for the underlying EC_GROUP object */
|
|
void EC_KEY_set_asn1_flag(EC_KEY *eckey, int asn1_flag);
|
|
|
|
/** Creates a table of pre-computed multiples of the generator to
|
|
* accelerate further EC_KEY operations.
|
|
* \param key EC_KEY object
|
|
* \param ctx BN_CTX object (optional)
|
|
* \return 1 on success and 0 if an error occurred.
|
|
*/
|
|
int EC_KEY_precompute_mult(EC_KEY *key, BN_CTX *ctx);
|
|
|
|
/** Creates a new ec private (and optional a new public) key.
|
|
* \param key EC_KEY object
|
|
* \return 1 on success and 0 if an error occurred.
|
|
*/
|
|
int EC_KEY_generate_key(EC_KEY *key);
|
|
|
|
/** Verifies that a private and/or public key is valid.
|
|
* \param key the EC_KEY object
|
|
* \return 1 on success and 0 otherwise.
|
|
*/
|
|
int EC_KEY_check_key(const EC_KEY *key);
|
|
|
|
/** Indicates if an EC_KEY can be used for signing.
|
|
* \param eckey the EC_KEY object
|
|
* \return 1 if can can sign and 0 otherwise.
|
|
*/
|
|
int EC_KEY_can_sign(const EC_KEY *eckey);
|
|
|
|
/** Sets a public key from affine coordinates performing
|
|
* necessary NIST PKV tests.
|
|
* \param key the EC_KEY object
|
|
* \param x public key x coordinate
|
|
* \param y public key y coordinate
|
|
* \return 1 on success and 0 otherwise.
|
|
*/
|
|
int EC_KEY_set_public_key_affine_coordinates(EC_KEY *key, BIGNUM *x,
|
|
BIGNUM *y);
|
|
|
|
/** Encodes an EC_KEY public key to an allocated octet string
|
|
* \param key key to encode
|
|
* \param form point conversion form
|
|
* \param pbuf returns pointer to allocated buffer
|
|
* \param ctx BN_CTX object (optional)
|
|
* \return the length of the encoded octet string or 0 if an error occurred
|
|
*/
|
|
size_t EC_KEY_key2buf(const EC_KEY *key, point_conversion_form_t form,
|
|
unsigned char **pbuf, BN_CTX *ctx);
|
|
|
|
/** Decodes a EC_KEY public key from a octet string
|
|
* \param key key to decode
|
|
* \param buf memory buffer with the encoded ec point
|
|
* \param len length of the encoded ec point
|
|
* \param ctx BN_CTX object (optional)
|
|
* \return 1 on success and 0 if an error occurred
|
|
*/
|
|
|
|
int EC_KEY_oct2key(EC_KEY *key, const unsigned char *buf, size_t len,
|
|
BN_CTX *ctx);
|
|
|
|
/** Decodes an EC_KEY private key from an octet string
|
|
* \param key key to decode
|
|
* \param buf memory buffer with the encoded private key
|
|
* \param len length of the encoded key
|
|
* \return 1 on success and 0 if an error occurred
|
|
*/
|
|
|
|
int EC_KEY_oct2priv(EC_KEY *key, const unsigned char *buf, size_t len);
|
|
|
|
/** Encodes a EC_KEY private key to an octet string
|
|
* \param key key to encode
|
|
* \param buf memory buffer for the result. If NULL the function returns
|
|
* required buffer size.
|
|
* \param len length of the memory buffer
|
|
* \return the length of the encoded octet string or 0 if an error occurred
|
|
*/
|
|
|
|
size_t EC_KEY_priv2oct(const EC_KEY *key, unsigned char *buf, size_t len);
|
|
|
|
/** Encodes an EC_KEY private key to an allocated octet string
|
|
* \param eckey key to encode
|
|
* \param pbuf returns pointer to allocated buffer
|
|
* \return the length of the encoded octet string or 0 if an error occurred
|
|
*/
|
|
size_t EC_KEY_priv2buf(const EC_KEY *eckey, unsigned char **pbuf);
|
|
|
|
/********************************************************************/
|
|
/* de- and encoding functions for SEC1 ECPrivateKey */
|
|
/********************************************************************/
|
|
|
|
/** Decodes a private key from a memory buffer.
|
|
* \param key a pointer to a EC_KEY object which should be used (or NULL)
|
|
* \param in pointer to memory with the DER encoded private key
|
|
* \param len length of the DER encoded private key
|
|
* \return the decoded private key or NULL if an error occurred.
|
|
*/
|
|
EC_KEY *d2i_ECPrivateKey(EC_KEY **key, const unsigned char **in, long len);
|
|
|
|
/** Encodes a private key object and stores the result in a buffer.
|
|
* \param key the EC_KEY object to encode
|
|
* \param out the buffer for the result (if NULL the function returns number
|
|
* of bytes needed).
|
|
* \return 1 on success and 0 if an error occurred.
|
|
*/
|
|
int i2d_ECPrivateKey(EC_KEY *key, unsigned char **out);
|
|
|
|
/********************************************************************/
|
|
/* de- and encoding functions for EC parameters */
|
|
/********************************************************************/
|
|
|
|
/** Decodes ec parameter from a memory buffer.
|
|
* \param key a pointer to a EC_KEY object which should be used (or NULL)
|
|
* \param in pointer to memory with the DER encoded ec parameters
|
|
* \param len length of the DER encoded ec parameters
|
|
* \return a EC_KEY object with the decoded parameters or NULL if an error
|
|
* occurred.
|
|
*/
|
|
EC_KEY *d2i_ECParameters(EC_KEY **key, const unsigned char **in, long len);
|
|
|
|
/** Encodes ec parameter and stores the result in a buffer.
|
|
* \param key the EC_KEY object with ec parameters to encode
|
|
* \param out the buffer for the result (if NULL the function returns number
|
|
* of bytes needed).
|
|
* \return 1 on success and 0 if an error occurred.
|
|
*/
|
|
int i2d_ECParameters(EC_KEY *key, unsigned char **out);
|
|
|
|
/********************************************************************/
|
|
/* de- and encoding functions for EC public key */
|
|
/* (octet string, not DER -- hence 'o2i' and 'i2o') */
|
|
/********************************************************************/
|
|
|
|
/** Decodes a ec public key from a octet string.
|
|
* \param key a pointer to a EC_KEY object which should be used
|
|
* \param in memory buffer with the encoded public key
|
|
* \param len length of the encoded public key
|
|
* \return EC_KEY object with decoded public key or NULL if an error
|
|
* occurred.
|
|
*/
|
|
EC_KEY *o2i_ECPublicKey(EC_KEY **key, const unsigned char **in, long len);
|
|
|
|
/** Encodes a ec public key in an octet string.
|
|
* \param key the EC_KEY object with the public key
|
|
* \param out the buffer for the result (if NULL the function returns number
|
|
* of bytes needed).
|
|
* \return 1 on success and 0 if an error occurred
|
|
*/
|
|
int i2o_ECPublicKey(const EC_KEY *key, unsigned char **out);
|
|
|
|
/** Prints out the ec parameters on human readable form.
|
|
* \param bp BIO object to which the information is printed
|
|
* \param key EC_KEY object
|
|
* \return 1 on success and 0 if an error occurred
|
|
*/
|
|
int ECParameters_print(BIO *bp, const EC_KEY *key);
|
|
|
|
/** Prints out the contents of a EC_KEY object
|
|
* \param bp BIO object to which the information is printed
|
|
* \param key EC_KEY object
|
|
* \param off line offset
|
|
* \return 1 on success and 0 if an error occurred
|
|
*/
|
|
int EC_KEY_print(BIO *bp, const EC_KEY *key, int off);
|
|
|
|
# ifndef OPENSSL_NO_STDIO
|
|
/** Prints out the ec parameters on human readable form.
|
|
* \param fp file descriptor to which the information is printed
|
|
* \param key EC_KEY object
|
|
* \return 1 on success and 0 if an error occurred
|
|
*/
|
|
int ECParameters_print_fp(FILE *fp, const EC_KEY *key);
|
|
|
|
/** Prints out the contents of a EC_KEY object
|
|
* \param fp file descriptor to which the information is printed
|
|
* \param key EC_KEY object
|
|
* \param off line offset
|
|
* \return 1 on success and 0 if an error occurred
|
|
*/
|
|
int EC_KEY_print_fp(FILE *fp, const EC_KEY *key, int off);
|
|
|
|
# endif
|
|
|
|
const EC_KEY_METHOD *EC_KEY_OpenSSL(void);
|
|
const EC_KEY_METHOD *EC_KEY_get_default_method(void);
|
|
void EC_KEY_set_default_method(const EC_KEY_METHOD *meth);
|
|
const EC_KEY_METHOD *EC_KEY_get_method(const EC_KEY *key);
|
|
int EC_KEY_set_method(EC_KEY *key, const EC_KEY_METHOD *meth);
|
|
EC_KEY *EC_KEY_new_method(ENGINE *engine);
|
|
|
|
int ECDH_KDF_X9_62(unsigned char *out, size_t outlen,
|
|
const unsigned char *Z, size_t Zlen,
|
|
const unsigned char *sinfo, size_t sinfolen,
|
|
const EVP_MD *md);
|
|
|
|
int ECDH_compute_key(void *out, size_t outlen, const EC_POINT *pub_key,
|
|
const EC_KEY *ecdh,
|
|
void *(*KDF) (const void *in, size_t inlen,
|
|
void *out, size_t *outlen));
|
|
|
|
typedef struct ECDSA_SIG_st ECDSA_SIG;
|
|
|
|
/** Allocates and initialize a ECDSA_SIG structure
|
|
* \return pointer to a ECDSA_SIG structure or NULL if an error occurred
|
|
*/
|
|
ECDSA_SIG *ECDSA_SIG_new(void);
|
|
|
|
/** frees a ECDSA_SIG structure
|
|
* \param sig pointer to the ECDSA_SIG structure
|
|
*/
|
|
void ECDSA_SIG_free(ECDSA_SIG *sig);
|
|
|
|
/** DER encode content of ECDSA_SIG object (note: this function modifies *pp
|
|
* (*pp += length of the DER encoded signature)).
|
|
* \param sig pointer to the ECDSA_SIG object
|
|
* \param pp pointer to a unsigned char pointer for the output or NULL
|
|
* \return the length of the DER encoded ECDSA_SIG object or 0
|
|
*/
|
|
int i2d_ECDSA_SIG(const ECDSA_SIG *sig, unsigned char **pp);
|
|
|
|
/** Decodes a DER encoded ECDSA signature (note: this function changes *pp
|
|
* (*pp += len)).
|
|
* \param sig pointer to ECDSA_SIG pointer (may be NULL)
|
|
* \param pp memory buffer with the DER encoded signature
|
|
* \param len length of the buffer
|
|
* \return pointer to the decoded ECDSA_SIG structure (or NULL)
|
|
*/
|
|
ECDSA_SIG *d2i_ECDSA_SIG(ECDSA_SIG **sig, const unsigned char **pp, long len);
|
|
|
|
/** Accessor for r and s fields of ECDSA_SIG
|
|
* \param sig pointer to ECDSA_SIG pointer
|
|
* \param pr pointer to BIGNUM pointer for r (may be NULL)
|
|
* \param ps pointer to BIGNUM pointer for s (may be NULL)
|
|
*/
|
|
void ECDSA_SIG_get0(const ECDSA_SIG *sig, const BIGNUM **pr, const BIGNUM **ps);
|
|
|
|
/** Setter for r and s fields of ECDSA_SIG
|
|
* \param sig pointer to ECDSA_SIG pointer
|
|
* \param r pointer to BIGNUM for r (may be NULL)
|
|
* \param s pointer to BIGNUM for s (may be NULL)
|
|
*/
|
|
int ECDSA_SIG_set0(ECDSA_SIG *sig, BIGNUM *r, BIGNUM *s);
|
|
|
|
/** Computes the ECDSA signature of the given hash value using
|
|
* the supplied private key and returns the created signature.
|
|
* \param dgst pointer to the hash value
|
|
* \param dgst_len length of the hash value
|
|
* \param eckey EC_KEY object containing a private EC key
|
|
* \return pointer to a ECDSA_SIG structure or NULL if an error occurred
|
|
*/
|
|
ECDSA_SIG *ECDSA_do_sign(const unsigned char *dgst, int dgst_len,
|
|
EC_KEY *eckey);
|
|
|
|
/** Computes ECDSA signature of a given hash value using the supplied
|
|
* private key (note: sig must point to ECDSA_size(eckey) bytes of memory).
|
|
* \param dgst pointer to the hash value to sign
|
|
* \param dgstlen length of the hash value
|
|
* \param kinv BIGNUM with a pre-computed inverse k (optional)
|
|
* \param rp BIGNUM with a pre-computed rp value (optional),
|
|
* see ECDSA_sign_setup
|
|
* \param eckey EC_KEY object containing a private EC key
|
|
* \return pointer to a ECDSA_SIG structure or NULL if an error occurred
|
|
*/
|
|
ECDSA_SIG *ECDSA_do_sign_ex(const unsigned char *dgst, int dgstlen,
|
|
const BIGNUM *kinv, const BIGNUM *rp,
|
|
EC_KEY *eckey);
|
|
|
|
/** Verifies that the supplied signature is a valid ECDSA
|
|
* signature of the supplied hash value using the supplied public key.
|
|
* \param dgst pointer to the hash value
|
|
* \param dgst_len length of the hash value
|
|
* \param sig ECDSA_SIG structure
|
|
* \param eckey EC_KEY object containing a public EC key
|
|
* \return 1 if the signature is valid, 0 if the signature is invalid
|
|
* and -1 on error
|
|
*/
|
|
int ECDSA_do_verify(const unsigned char *dgst, int dgst_len,
|
|
const ECDSA_SIG *sig, EC_KEY *eckey);
|
|
|
|
/** Precompute parts of the signing operation
|
|
* \param eckey EC_KEY object containing a private EC key
|
|
* \param ctx BN_CTX object (optional)
|
|
* \param kinv BIGNUM pointer for the inverse of k
|
|
* \param rp BIGNUM pointer for x coordinate of k * generator
|
|
* \return 1 on success and 0 otherwise
|
|
*/
|
|
int ECDSA_sign_setup(EC_KEY *eckey, BN_CTX *ctx, BIGNUM **kinv, BIGNUM **rp);
|
|
|
|
/** Computes ECDSA signature of a given hash value using the supplied
|
|
* private key (note: sig must point to ECDSA_size(eckey) bytes of memory).
|
|
* \param type this parameter is ignored
|
|
* \param dgst pointer to the hash value to sign
|
|
* \param dgstlen length of the hash value
|
|
* \param sig memory for the DER encoded created signature
|
|
* \param siglen pointer to the length of the returned signature
|
|
* \param eckey EC_KEY object containing a private EC key
|
|
* \return 1 on success and 0 otherwise
|
|
*/
|
|
int ECDSA_sign(int type, const unsigned char *dgst, int dgstlen,
|
|
unsigned char *sig, unsigned int *siglen, EC_KEY *eckey);
|
|
|
|
/** Computes ECDSA signature of a given hash value using the supplied
|
|
* private key (note: sig must point to ECDSA_size(eckey) bytes of memory).
|
|
* \param type this parameter is ignored
|
|
* \param dgst pointer to the hash value to sign
|
|
* \param dgstlen length of the hash value
|
|
* \param sig buffer to hold the DER encoded signature
|
|
* \param siglen pointer to the length of the returned signature
|
|
* \param kinv BIGNUM with a pre-computed inverse k (optional)
|
|
* \param rp BIGNUM with a pre-computed rp value (optional),
|
|
* see ECDSA_sign_setup
|
|
* \param eckey EC_KEY object containing a private EC key
|
|
* \return 1 on success and 0 otherwise
|
|
*/
|
|
int ECDSA_sign_ex(int type, const unsigned char *dgst, int dgstlen,
|
|
unsigned char *sig, unsigned int *siglen,
|
|
const BIGNUM *kinv, const BIGNUM *rp, EC_KEY *eckey);
|
|
|
|
/** Verifies that the given signature is valid ECDSA signature
|
|
* of the supplied hash value using the specified public key.
|
|
* \param type this parameter is ignored
|
|
* \param dgst pointer to the hash value
|
|
* \param dgstlen length of the hash value
|
|
* \param sig pointer to the DER encoded signature
|
|
* \param siglen length of the DER encoded signature
|
|
* \param eckey EC_KEY object containing a public EC key
|
|
* \return 1 if the signature is valid, 0 if the signature is invalid
|
|
* and -1 on error
|
|
*/
|
|
int ECDSA_verify(int type, const unsigned char *dgst, int dgstlen,
|
|
const unsigned char *sig, int siglen, EC_KEY *eckey);
|
|
|
|
/** Returns the maximum length of the DER encoded signature
|
|
* \param eckey EC_KEY object
|
|
* \return numbers of bytes required for the DER encoded signature
|
|
*/
|
|
int ECDSA_size(const EC_KEY *eckey);
|
|
|
|
/********************************************************************/
|
|
/* EC_KEY_METHOD constructors, destructors, writers and accessors */
|
|
/********************************************************************/
|
|
|
|
EC_KEY_METHOD *EC_KEY_METHOD_new(const EC_KEY_METHOD *meth);
|
|
void EC_KEY_METHOD_free(EC_KEY_METHOD *meth);
|
|
void EC_KEY_METHOD_set_init(EC_KEY_METHOD *meth,
|
|
int (*init)(EC_KEY *key),
|
|
void (*finish)(EC_KEY *key),
|
|
int (*copy)(EC_KEY *dest, const EC_KEY *src),
|
|
int (*set_group)(EC_KEY *key, const EC_GROUP *grp),
|
|
int (*set_private)(EC_KEY *key,
|
|
const BIGNUM *priv_key),
|
|
int (*set_public)(EC_KEY *key,
|
|
const EC_POINT *pub_key));
|
|
|
|
void EC_KEY_METHOD_set_keygen(EC_KEY_METHOD *meth,
|
|
int (*keygen)(EC_KEY *key));
|
|
|
|
void EC_KEY_METHOD_set_compute_key(EC_KEY_METHOD *meth,
|
|
int (*ckey)(unsigned char **psec,
|
|
size_t *pseclen,
|
|
const EC_POINT *pub_key,
|
|
const EC_KEY *ecdh));
|
|
|
|
void EC_KEY_METHOD_set_sign(EC_KEY_METHOD *meth,
|
|
int (*sign)(int type, const unsigned char *dgst,
|
|
int dlen, unsigned char *sig,
|
|
unsigned int *siglen,
|
|
const BIGNUM *kinv, const BIGNUM *r,
|
|
EC_KEY *eckey),
|
|
int (*sign_setup)(EC_KEY *eckey, BN_CTX *ctx_in,
|
|
BIGNUM **kinvp, BIGNUM **rp),
|
|
ECDSA_SIG *(*sign_sig)(const unsigned char *dgst,
|
|
int dgst_len,
|
|
const BIGNUM *in_kinv,
|
|
const BIGNUM *in_r,
|
|
EC_KEY *eckey));
|
|
|
|
void EC_KEY_METHOD_set_verify(EC_KEY_METHOD *meth,
|
|
int (*verify)(int type, const unsigned
|
|
char *dgst, int dgst_len,
|
|
const unsigned char *sigbuf,
|
|
int sig_len, EC_KEY *eckey),
|
|
int (*verify_sig)(const unsigned char *dgst,
|
|
int dgst_len,
|
|
const ECDSA_SIG *sig,
|
|
EC_KEY *eckey));
|
|
|
|
void EC_KEY_METHOD_get_init(const EC_KEY_METHOD *meth,
|
|
int (**pinit)(EC_KEY *key),
|
|
void (**pfinish)(EC_KEY *key),
|
|
int (**pcopy)(EC_KEY *dest, const EC_KEY *src),
|
|
int (**pset_group)(EC_KEY *key,
|
|
const EC_GROUP *grp),
|
|
int (**pset_private)(EC_KEY *key,
|
|
const BIGNUM *priv_key),
|
|
int (**pset_public)(EC_KEY *key,
|
|
const EC_POINT *pub_key));
|
|
|
|
void EC_KEY_METHOD_get_keygen(const EC_KEY_METHOD *meth,
|
|
int (**pkeygen)(EC_KEY *key));
|
|
|
|
void EC_KEY_METHOD_get_compute_key(const EC_KEY_METHOD *meth,
|
|
int (**pck)(unsigned char **psec,
|
|
size_t *pseclen,
|
|
const EC_POINT *pub_key,
|
|
const EC_KEY *ecdh));
|
|
|
|
void EC_KEY_METHOD_get_sign(const EC_KEY_METHOD *meth,
|
|
int (**psign)(int type, const unsigned char *dgst,
|
|
int dlen, unsigned char *sig,
|
|
unsigned int *siglen,
|
|
const BIGNUM *kinv, const BIGNUM *r,
|
|
EC_KEY *eckey),
|
|
int (**psign_setup)(EC_KEY *eckey, BN_CTX *ctx_in,
|
|
BIGNUM **kinvp, BIGNUM **rp),
|
|
ECDSA_SIG *(**psign_sig)(const unsigned char *dgst,
|
|
int dgst_len,
|
|
const BIGNUM *in_kinv,
|
|
const BIGNUM *in_r,
|
|
EC_KEY *eckey));
|
|
|
|
void EC_KEY_METHOD_get_verify(const EC_KEY_METHOD *meth,
|
|
int (**pverify)(int type, const unsigned
|
|
char *dgst, int dgst_len,
|
|
const unsigned char *sigbuf,
|
|
int sig_len, EC_KEY *eckey),
|
|
int (**pverify_sig)(const unsigned char *dgst,
|
|
int dgst_len,
|
|
const ECDSA_SIG *sig,
|
|
EC_KEY *eckey));
|
|
|
|
# define ECParameters_dup(x) ASN1_dup_of(EC_KEY,i2d_ECParameters,d2i_ECParameters,x)
|
|
|
|
# ifndef __cplusplus
|
|
# if defined(__SUNPRO_C)
|
|
# if __SUNPRO_C >= 0x520
|
|
# pragma error_messages (default,E_ARRAY_OF_INCOMPLETE_NONAME,E_ARRAY_OF_INCOMPLETE)
|
|
# endif
|
|
# endif
|
|
# endif
|
|
|
|
# define EVP_PKEY_CTX_set_ec_paramgen_curve_nid(ctx, nid) \
|
|
EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \
|
|
EVP_PKEY_OP_PARAMGEN|EVP_PKEY_OP_KEYGEN, \
|
|
EVP_PKEY_CTRL_EC_PARAMGEN_CURVE_NID, nid, NULL)
|
|
|
|
# define EVP_PKEY_CTX_set_ec_param_enc(ctx, flag) \
|
|
EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \
|
|
EVP_PKEY_OP_PARAMGEN|EVP_PKEY_OP_KEYGEN, \
|
|
EVP_PKEY_CTRL_EC_PARAM_ENC, flag, NULL)
|
|
|
|
# define EVP_PKEY_CTX_set_ecdh_cofactor_mode(ctx, flag) \
|
|
EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \
|
|
EVP_PKEY_OP_DERIVE, \
|
|
EVP_PKEY_CTRL_EC_ECDH_COFACTOR, flag, NULL)
|
|
|
|
# define EVP_PKEY_CTX_get_ecdh_cofactor_mode(ctx) \
|
|
EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \
|
|
EVP_PKEY_OP_DERIVE, \
|
|
EVP_PKEY_CTRL_EC_ECDH_COFACTOR, -2, NULL)
|
|
|
|
# define EVP_PKEY_CTX_set_ecdh_kdf_type(ctx, kdf) \
|
|
EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \
|
|
EVP_PKEY_OP_DERIVE, \
|
|
EVP_PKEY_CTRL_EC_KDF_TYPE, kdf, NULL)
|
|
|
|
# define EVP_PKEY_CTX_get_ecdh_kdf_type(ctx) \
|
|
EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \
|
|
EVP_PKEY_OP_DERIVE, \
|
|
EVP_PKEY_CTRL_EC_KDF_TYPE, -2, NULL)
|
|
|
|
# define EVP_PKEY_CTX_set_ecdh_kdf_md(ctx, md) \
|
|
EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \
|
|
EVP_PKEY_OP_DERIVE, \
|
|
EVP_PKEY_CTRL_EC_KDF_MD, 0, (void *)md)
|
|
|
|
# define EVP_PKEY_CTX_get_ecdh_kdf_md(ctx, pmd) \
|
|
EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \
|
|
EVP_PKEY_OP_DERIVE, \
|
|
EVP_PKEY_CTRL_GET_EC_KDF_MD, 0, (void *)pmd)
|
|
|
|
# define EVP_PKEY_CTX_set_ecdh_kdf_outlen(ctx, len) \
|
|
EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \
|
|
EVP_PKEY_OP_DERIVE, \
|
|
EVP_PKEY_CTRL_EC_KDF_OUTLEN, len, NULL)
|
|
|
|
# define EVP_PKEY_CTX_get_ecdh_kdf_outlen(ctx, plen) \
|
|
EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \
|
|
EVP_PKEY_OP_DERIVE, \
|
|
EVP_PKEY_CTRL_GET_EC_KDF_OUTLEN, 0, (void *)plen)
|
|
|
|
# define EVP_PKEY_CTX_set0_ecdh_kdf_ukm(ctx, p, plen) \
|
|
EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \
|
|
EVP_PKEY_OP_DERIVE, \
|
|
EVP_PKEY_CTRL_EC_KDF_UKM, plen, (void *)p)
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|
|
|
# define EVP_PKEY_CTX_get0_ecdh_kdf_ukm(ctx, p) \
|
|
EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \
|
|
EVP_PKEY_OP_DERIVE, \
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|
EVP_PKEY_CTRL_GET_EC_KDF_UKM, 0, (void *)p)
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|
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# define EVP_PKEY_CTRL_EC_PARAMGEN_CURVE_NID (EVP_PKEY_ALG_CTRL + 1)
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# define EVP_PKEY_CTRL_EC_PARAM_ENC (EVP_PKEY_ALG_CTRL + 2)
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# define EVP_PKEY_CTRL_EC_ECDH_COFACTOR (EVP_PKEY_ALG_CTRL + 3)
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|
# define EVP_PKEY_CTRL_EC_KDF_TYPE (EVP_PKEY_ALG_CTRL + 4)
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# define EVP_PKEY_CTRL_EC_KDF_MD (EVP_PKEY_ALG_CTRL + 5)
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# define EVP_PKEY_CTRL_GET_EC_KDF_MD (EVP_PKEY_ALG_CTRL + 6)
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|
# define EVP_PKEY_CTRL_EC_KDF_OUTLEN (EVP_PKEY_ALG_CTRL + 7)
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|
# define EVP_PKEY_CTRL_GET_EC_KDF_OUTLEN (EVP_PKEY_ALG_CTRL + 8)
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|
# define EVP_PKEY_CTRL_EC_KDF_UKM (EVP_PKEY_ALG_CTRL + 9)
|
|
# define EVP_PKEY_CTRL_GET_EC_KDF_UKM (EVP_PKEY_ALG_CTRL + 10)
|
|
/* KDF types */
|
|
# define EVP_PKEY_ECDH_KDF_NONE 1
|
|
# define EVP_PKEY_ECDH_KDF_X9_62 2
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|
|
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/* BEGIN ERROR CODES */
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/*
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* The following lines are auto generated by the script mkerr.pl. Any changes
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* made after this point may be overwritten when the script is next run.
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*/
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int ERR_load_EC_strings(void);
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/* Error codes for the EC functions. */
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/* Function codes. */
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# define EC_F_BN_TO_FELEM 224
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# define EC_F_D2I_ECPARAMETERS 144
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# define EC_F_D2I_ECPKPARAMETERS 145
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# define EC_F_D2I_ECPRIVATEKEY 146
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# define EC_F_DO_EC_KEY_PRINT 221
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# define EC_F_ECDH_CMS_DECRYPT 238
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# define EC_F_ECDH_CMS_SET_SHARED_INFO 239
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# define EC_F_ECDH_COMPUTE_KEY 246
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# define EC_F_ECDH_SIMPLE_COMPUTE_KEY 257
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# define EC_F_ECDSA_DO_SIGN_EX 251
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# define EC_F_ECDSA_DO_VERIFY 252
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# define EC_F_ECDSA_SIGN_EX 254
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# define EC_F_ECDSA_SIGN_SETUP 248
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# define EC_F_ECDSA_SIG_NEW 265
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# define EC_F_ECDSA_VERIFY 253
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# define EC_F_ECKEY_PARAM2TYPE 223
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# define EC_F_ECKEY_PARAM_DECODE 212
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# define EC_F_ECKEY_PRIV_DECODE 213
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# define EC_F_ECKEY_PRIV_ENCODE 214
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# define EC_F_ECKEY_PUB_DECODE 215
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# define EC_F_ECKEY_PUB_ENCODE 216
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# define EC_F_ECKEY_TYPE2PARAM 220
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# define EC_F_ECPARAMETERS_PRINT 147
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# define EC_F_ECPARAMETERS_PRINT_FP 148
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# define EC_F_ECPKPARAMETERS_PRINT 149
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# define EC_F_ECPKPARAMETERS_PRINT_FP 150
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# define EC_F_ECP_NISTZ256_GET_AFFINE 240
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|
# define EC_F_ECP_NISTZ256_MULT_PRECOMPUTE 243
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# define EC_F_ECP_NISTZ256_POINTS_MUL 241
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# define EC_F_ECP_NISTZ256_PRE_COMP_NEW 244
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# define EC_F_ECP_NISTZ256_WINDOWED_MUL 242
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# define EC_F_ECX_KEY_OP 266
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# define EC_F_ECX_PRIV_ENCODE 267
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# define EC_F_ECX_PUB_ENCODE 268
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|
# define EC_F_EC_ASN1_GROUP2CURVE 153
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# define EC_F_EC_ASN1_GROUP2FIELDID 154
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# define EC_F_EC_GF2M_MONTGOMERY_POINT_MULTIPLY 208
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# define EC_F_EC_GF2M_SIMPLE_GROUP_CHECK_DISCRIMINANT 159
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# define EC_F_EC_GF2M_SIMPLE_GROUP_SET_CURVE 195
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# define EC_F_EC_GF2M_SIMPLE_OCT2POINT 160
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# define EC_F_EC_GF2M_SIMPLE_POINT2OCT 161
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# define EC_F_EC_GF2M_SIMPLE_POINT_GET_AFFINE_COORDINATES 162
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# define EC_F_EC_GF2M_SIMPLE_POINT_SET_AFFINE_COORDINATES 163
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# define EC_F_EC_GF2M_SIMPLE_SET_COMPRESSED_COORDINATES 164
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# define EC_F_EC_GFP_MONT_FIELD_DECODE 133
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|
# define EC_F_EC_GFP_MONT_FIELD_ENCODE 134
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|
# define EC_F_EC_GFP_MONT_FIELD_MUL 131
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# define EC_F_EC_GFP_MONT_FIELD_SET_TO_ONE 209
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|
# define EC_F_EC_GFP_MONT_FIELD_SQR 132
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# define EC_F_EC_GFP_MONT_GROUP_SET_CURVE 189
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# define EC_F_EC_GFP_NISTP224_GROUP_SET_CURVE 225
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|
# define EC_F_EC_GFP_NISTP224_POINTS_MUL 228
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|
# define EC_F_EC_GFP_NISTP224_POINT_GET_AFFINE_COORDINATES 226
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|
# define EC_F_EC_GFP_NISTP256_GROUP_SET_CURVE 230
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|
# define EC_F_EC_GFP_NISTP256_POINTS_MUL 231
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|
# define EC_F_EC_GFP_NISTP256_POINT_GET_AFFINE_COORDINATES 232
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|
# define EC_F_EC_GFP_NISTP521_GROUP_SET_CURVE 233
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|
# define EC_F_EC_GFP_NISTP521_POINTS_MUL 234
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|
# define EC_F_EC_GFP_NISTP521_POINT_GET_AFFINE_COORDINATES 235
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|
# define EC_F_EC_GFP_NIST_FIELD_MUL 200
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|
# define EC_F_EC_GFP_NIST_FIELD_SQR 201
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|
# define EC_F_EC_GFP_NIST_GROUP_SET_CURVE 202
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|
# define EC_F_EC_GFP_SIMPLE_GROUP_CHECK_DISCRIMINANT 165
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|
# define EC_F_EC_GFP_SIMPLE_GROUP_SET_CURVE 166
|
|
# define EC_F_EC_GFP_SIMPLE_MAKE_AFFINE 102
|
|
# define EC_F_EC_GFP_SIMPLE_OCT2POINT 103
|
|
# define EC_F_EC_GFP_SIMPLE_POINT2OCT 104
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|
# define EC_F_EC_GFP_SIMPLE_POINTS_MAKE_AFFINE 137
|
|
# define EC_F_EC_GFP_SIMPLE_POINT_GET_AFFINE_COORDINATES 167
|
|
# define EC_F_EC_GFP_SIMPLE_POINT_SET_AFFINE_COORDINATES 168
|
|
# define EC_F_EC_GFP_SIMPLE_SET_COMPRESSED_COORDINATES 169
|
|
# define EC_F_EC_GROUP_CHECK 170
|
|
# define EC_F_EC_GROUP_CHECK_DISCRIMINANT 171
|
|
# define EC_F_EC_GROUP_COPY 106
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|
# define EC_F_EC_GROUP_GET_CURVE_GF2M 172
|
|
# define EC_F_EC_GROUP_GET_CURVE_GFP 130
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|
# 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_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_SET_CURVE_GF2M 176
|
|
# define EC_F_EC_GROUP_SET_CURVE_GFP 109
|
|
# define EC_F_EC_GROUP_SET_GENERATOR 111
|
|
# define EC_F_EC_KEY_CHECK_KEY 177
|
|
# define EC_F_EC_KEY_COPY 178
|
|
# define EC_F_EC_KEY_GENERATE_KEY 179
|
|
# define EC_F_EC_KEY_NEW 182
|
|
# define EC_F_EC_KEY_NEW_METHOD 245
|
|
# define EC_F_EC_KEY_OCT2PRIV 255
|
|
# define EC_F_EC_KEY_PRINT 180
|
|
# define EC_F_EC_KEY_PRINT_FP 181
|
|
# define EC_F_EC_KEY_PRIV2OCT 256
|
|
# define EC_F_EC_KEY_SET_PUBLIC_KEY_AFFINE_COORDINATES 229
|
|
# define EC_F_EC_KEY_SIMPLE_CHECK_KEY 258
|
|
# define EC_F_EC_KEY_SIMPLE_OCT2PRIV 259
|
|
# define EC_F_EC_KEY_SIMPLE_PRIV2OCT 260
|
|
# define EC_F_EC_POINTS_MAKE_AFFINE 136
|
|
# define EC_F_EC_POINT_ADD 112
|
|
# define EC_F_EC_POINT_CMP 113
|
|
# define EC_F_EC_POINT_COPY 114
|
|
# define EC_F_EC_POINT_DBL 115
|
|
# define EC_F_EC_POINT_GET_AFFINE_COORDINATES_GF2M 183
|
|
# define EC_F_EC_POINT_GET_AFFINE_COORDINATES_GFP 116
|
|
# define EC_F_EC_POINT_GET_JPROJECTIVE_COORDINATES_GFP 117
|
|
# define EC_F_EC_POINT_INVERT 210
|
|
# define EC_F_EC_POINT_IS_AT_INFINITY 118
|
|
# define EC_F_EC_POINT_IS_ON_CURVE 119
|
|
# define EC_F_EC_POINT_MAKE_AFFINE 120
|
|
# define EC_F_EC_POINT_NEW 121
|
|
# define EC_F_EC_POINT_OCT2POINT 122
|
|
# define EC_F_EC_POINT_POINT2OCT 123
|
|
# define EC_F_EC_POINT_SET_AFFINE_COORDINATES_GF2M 185
|
|
# define EC_F_EC_POINT_SET_AFFINE_COORDINATES_GFP 124
|
|
# define EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GF2M 186
|
|
# define EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GFP 125
|
|
# define EC_F_EC_POINT_SET_JPROJECTIVE_COORDINATES_GFP 126
|
|
# define EC_F_EC_POINT_SET_TO_INFINITY 127
|
|
# define EC_F_EC_PRE_COMP_NEW 196
|
|
# define EC_F_EC_WNAF_MUL 187
|
|
# define EC_F_EC_WNAF_PRECOMPUTE_MULT 188
|
|
# define EC_F_I2D_ECPARAMETERS 190
|
|
# define EC_F_I2D_ECPKPARAMETERS 191
|
|
# define EC_F_I2D_ECPRIVATEKEY 192
|
|
# define EC_F_I2O_ECPUBLICKEY 151
|
|
# define EC_F_NISTP224_PRE_COMP_NEW 227
|
|
# define EC_F_NISTP256_PRE_COMP_NEW 236
|
|
# define EC_F_NISTP521_PRE_COMP_NEW 237
|
|
# define EC_F_O2I_ECPUBLICKEY 152
|
|
# define EC_F_OLD_EC_PRIV_DECODE 222
|
|
# define EC_F_OSSL_ECDH_COMPUTE_KEY 247
|
|
# define EC_F_OSSL_ECDSA_SIGN_SIG 249
|
|
# define EC_F_OSSL_ECDSA_VERIFY_SIG 250
|
|
# define EC_F_PKEY_ECX_DERIVE 269
|
|
# define EC_F_PKEY_EC_CTRL 197
|
|
# define EC_F_PKEY_EC_CTRL_STR 198
|
|
# define EC_F_PKEY_EC_DERIVE 217
|
|
# define EC_F_PKEY_EC_KEYGEN 199
|
|
# define EC_F_PKEY_EC_PARAMGEN 219
|
|
# define EC_F_PKEY_EC_SIGN 218
|
|
|
|
/* Reason codes. */
|
|
# define EC_R_ASN1_ERROR 115
|
|
# define EC_R_BAD_SIGNATURE 156
|
|
# define EC_R_BIGNUM_OUT_OF_RANGE 144
|
|
# define EC_R_BUFFER_TOO_SMALL 100
|
|
# define EC_R_COORDINATES_OUT_OF_RANGE 146
|
|
# define EC_R_CURVE_DOES_NOT_SUPPORT_ECDH 160
|
|
# define EC_R_CURVE_DOES_NOT_SUPPORT_SIGNING 159
|
|
# define EC_R_D2I_ECPKPARAMETERS_FAILURE 117
|
|
# define EC_R_DECODE_ERROR 142
|
|
# define EC_R_DISCRIMINANT_IS_ZERO 118
|
|
# define EC_R_EC_GROUP_NEW_BY_NAME_FAILURE 119
|
|
# define EC_R_FIELD_TOO_LARGE 143
|
|
# define EC_R_GF2M_NOT_SUPPORTED 147
|
|
# define EC_R_GROUP2PKPARAMETERS_FAILURE 120
|
|
# define EC_R_I2D_ECPKPARAMETERS_FAILURE 121
|
|
# define EC_R_INCOMPATIBLE_OBJECTS 101
|
|
# define EC_R_INVALID_ARGUMENT 112
|
|
# define EC_R_INVALID_COMPRESSED_POINT 110
|
|
# define EC_R_INVALID_COMPRESSION_BIT 109
|
|
# define EC_R_INVALID_CURVE 141
|
|
# define EC_R_INVALID_DIGEST 151
|
|
# define EC_R_INVALID_DIGEST_TYPE 138
|
|
# define EC_R_INVALID_ENCODING 102
|
|
# define EC_R_INVALID_FIELD 103
|
|
# define EC_R_INVALID_FORM 104
|
|
# define EC_R_INVALID_GROUP_ORDER 122
|
|
# define EC_R_INVALID_KEY 116
|
|
# define EC_R_INVALID_OUTPUT_LENGTH 161
|
|
# define EC_R_INVALID_PEER_KEY 133
|
|
# define EC_R_INVALID_PENTANOMIAL_BASIS 132
|
|
# define EC_R_INVALID_PRIVATE_KEY 123
|
|
# define EC_R_INVALID_TRINOMIAL_BASIS 137
|
|
# define EC_R_KDF_PARAMETER_ERROR 148
|
|
# define EC_R_KEYS_NOT_SET 140
|
|
# define EC_R_MISSING_PARAMETERS 124
|
|
# define EC_R_MISSING_PRIVATE_KEY 125
|
|
# define EC_R_NEED_NEW_SETUP_VALUES 157
|
|
# define EC_R_NOT_A_NIST_PRIME 135
|
|
# define EC_R_NOT_IMPLEMENTED 126
|
|
# define EC_R_NOT_INITIALIZED 111
|
|
# define EC_R_NO_PARAMETERS_SET 139
|
|
# define EC_R_NO_PRIVATE_VALUE 154
|
|
# define EC_R_OPERATION_NOT_SUPPORTED 152
|
|
# define EC_R_PASSED_NULL_PARAMETER 134
|
|
# define EC_R_PEER_KEY_ERROR 149
|
|
# define EC_R_PKPARAMETERS2GROUP_FAILURE 127
|
|
# define EC_R_POINT_ARITHMETIC_FAILURE 155
|
|
# define EC_R_POINT_AT_INFINITY 106
|
|
# define EC_R_POINT_IS_NOT_ON_CURVE 107
|
|
# define EC_R_RANDOM_NUMBER_GENERATION_FAILED 158
|
|
# define EC_R_SHARED_INFO_ERROR 150
|
|
# define EC_R_SLOT_FULL 108
|
|
# define EC_R_UNDEFINED_GENERATOR 113
|
|
# define EC_R_UNDEFINED_ORDER 128
|
|
# define EC_R_UNKNOWN_GROUP 129
|
|
# define EC_R_UNKNOWN_ORDER 114
|
|
# define EC_R_UNSUPPORTED_FIELD 131
|
|
# define EC_R_WRONG_CURVE_PARAMETERS 145
|
|
# define EC_R_WRONG_ORDER 130
|
|
|
|
# ifdef __cplusplus
|
|
}
|
|
# endif
|
|
# endif
|
|
#endif
|