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ssl_ec.pas
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ssl_ec.pas
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{$R-}
unit ssl_ec;
interface
uses ssl_types;
var
EC_Curves: PEC_builtin_curves = nil;
EC_NumCurves: Integer = 0;
EC_get_builtin_curves: function (r: PEC_builtin_curves; nItems: TC_INT): TC_INT; cdecl = nil;
EC_GROUP_new_by_curve_name: function(nid: TC_INT): PEC_GROUP; cdecl = nil;
EC_GROUP_free: procedure (group: PEC_GROUP); cdecl = nil;
EC_GROUP_set_asn1_flag: procedure(group: PEC_GROUP; flag: TC_INT); cdecl = nil;
EC_GROUP_get_curve_name: function(group: PEC_GROUP): TC_INT; cdecl = nil;
EC_KEY_new: function: PEC_KEY; cdecl = nil;
EC_KEY_set_group: function(key: PEC_KEY; group: PEC_GROUP): TC_INT; cdecl = nil;
EC_KEY_generate_key: function(key: PEC_KEY): TC_INT; cdecl = nil;
EC_KEY_check_key: function(key: PEC_KEY): TC_INT; cdecl = nil;
EC_KEY_free: procedure(key: PEC_KEY); cdecl = nil;
EC_GFp_simple_method: function: PEC_METHOD; cdecl = nil;
EC_GFp_mont_method: function: PEC_METHOD; cdecl = nil;
EC_GFp_nist_method: function: PEC_METHOD; cdecl = nil;
EC_GFp_nistp224_method: function: PEC_METHOD; cdecl = nil;
EC_GFp_nistp256_method: function: PEC_METHOD; cdecl = nil;
EC_GFp_nistp521_method: function: PEC_METHOD; cdecl = nil;
EC_GF2m_simple_method: function: PEC_METHOD; cdecl = nil;
EC_EX_DATA_set_data: function(par: PPEC_EXTRA_DATA; data: Pointer; dup_func: EC_dup_func; free_func: EC_free_func; clear_free_func: EC_clear_free_func): TC_INT; cdecl = nil;
EC_EX_DATA_get_data: function(par: PEC_EXTRA_DATA; dup_func: EC_dup_func; free_func: EC_free_func; clear_free_func: EC_clear_free_func): Pointer; cdecl = nil;
EC_EX_DATA_free_data: procedure(par: PPEC_EXTRA_DATA; dup_func: EC_dup_func; free_func: EC_free_func; clear_free_func: EC_clear_free_func);cdecl = nil;
EC_EX_DATA_clear_free_data: procedure(par: PPEC_EXTRA_DATA; dup_func: EC_dup_func; free_func: EC_free_func; clear_free_func: EC_clear_free_func);cdecl = nil;
EC_EX_DATA_free_all_data: procedure(par: PPEC_EXTRA_DATA);cdecl = nil;
EC_EX_DATA_clear_free_all_data: procedure(par: PPEC_EXTRA_DATA);cdecl = nil;
EC_GROUP_clear_free: procedure(group: PEC_GROUP); cdecl = nil;
EC_GROUP_set_curve_name: procedure(group: PEC_GROUP; nid: TC_INT); cdecl = nil;
EC_GROUP_set_point_conversion_form: procedure(group: PEC_GROUP; t: point_conversion_form_t); cdecl = nil;
EC_GROUP_new: function(meth: PEC_METHOD): PEC_GROUP; cdecl = nil;
EC_GROUP_copy: function(dst: PEC_GROUP; const src: PEC_GROUP): TC_INT; cdecl = nil;
EC_GROUP_dup: function(const src: PEC_GROUP): PEC_GROUP; cdecl = nil;
EC_GROUP_method_of: function(const group: PEC_GROUP): PEC_METHOD; cdecl = nil;
EC_METHOD_get_field_type: function(meth: PEC_METHOD): TC_INT;
EC_GROUP_set_generator: function(group: PEC_GROUP; const generator: PEC_POINT; const order: PBIGNUM; const cofactor: PBIGNUM): TC_INT; cdecl = nil;
EC_GROUP_get0_generator: function(const group: PEC_GROUP): PEC_POINT;cdecl = nil;
EC_GROUP_get_order: function(const group: PEC_GROUP; order: PBIGNUM; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_GROUP_get_cofactor: function(const group: PEC_GROUP; cofactor: PBIGNUM; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_GROUP_get_asn1_flag: function(const group: PEC_GROUP): TC_INT; cdecl = nil;
EC_GROUP_get_point_conversion_form: function(const group: PEC_GROUP): point_conversion_form_t; cdecl = nil;
EC_GROUP_get0_seed: function(const group: PEC_GROUP): PAnsiChar; cdecl = nil;
EC_GROUP_get_seed_len: function(const group: PEC_GROUP): TC_SIZE_T; cdecl = nil;
EC_GROUP_set_seed: function(group: PEC_GROUP; buf: PAnsiChar; len: TC_SIZE_T): TC_SIZE_T;cdecl = nil;
EC_GROUP_set_curve_GFp: function(group: PEC_GROUP; const p: PBIGNUM; const a: PBIGNUM; const b: PBIGNUM; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_GROUP_get_curve_GFp: function(const group: PEC_GROUP; p: PBIGNUM; a: PBIGNUM; b: PBIGNUM; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_GROUP_set_curve_GF2m: function(group: PEC_GROUP; const p: PBIGNUM; const a: PBIGNUM; const b: PBIGNUM; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_GROUP_get_curve_GF2m: function(const group: PEC_GROUP; p: PBIGNUM; a: PBIGNUM; b: PBIGNUM; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_GROUP_get_degree: function(const group: PEC_GROUP): TC_INT; cdecl = nil;
EC_GROUP_check: function(const group: PEC_GROUP; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_GROUP_check_discriminant: function(const group: PEC_GROUP; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_GROUP_cmp: function(a: PEC_GROUP; b: PEC_GROUP; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_GROUP_new_curve_GFp: function(const p: PBIGNUM; const a: PBIGNUM; const b: PBIGNUM; ctx: PBN_CTX): PEC_GROUP; cdecl = nil;
EC_GROUP_new_curve_GF2m: function(const p: PBIGNUM; const a: PBIGNUM; const b: PBIGNUM; ctx: PBN_CTX): PEC_GROUP; cdecl = nil;
d2i_ECPKParameters: function(group: PPEC_GROUP; _in: PPAnsiChar; len: TC_LONG): PEC_GROUP; cdecl = nil;
i2d_ECPKParameters: function(group: PEC_GROUP; _out: PPAnsiChar): TC_INT; cdecl = nil;
ECPKParameters_print: function(bp: PBIO; x: PEC_GROUP; off: TC_INT): TC_INT; cdecl = nil;
ECPKParameters_print_fp: function(var fp: FILE; x: PEC_GROUP; off: TC_INT): TC_INT; cdecl = nil;
EC_POINT_new: function(const group: PEC_GROUP): PEC_POINT; cdecl = nil;
EC_POINT_free: procedure(point: PEC_POINT); cdecl = nil;
EC_POINT_clear_free: procedure(point: PEC_POINT); cdecl = nil;
EC_POINT_copy: function(dst: PEC_POINT; src: PEC_POINT): TC_INT; cdecl = nil;
EC_POINT_dup: function(src: PEC_POINT; group: PEC_GROUP): PEC_POINT; cdecl = nil;
EC_POINT_method_of: function(const point: PEC_POINT): PEC_METHOD; cdecl = nil;
EC_POINT_set_to_infinity: function(const group: PEC_GROUP; point: PEC_POINT): TC_INT;
EC_POINT_set_Jprojective_coordinates_GFp: function( group: PEC_GROUP; p: PEC_POINT; x: PBIGNUM; y: PBIGNUM; z: PBIGNUM; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_POINT_get_Jprojective_coordinates_GFp: function( group: PEC_GROUP; p: PEC_POINT; x: PBIGNUM; y: PBIGNUM; z: PBIGNUM; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_POINT_set_affine_coordinates_GFp: function( group: PEC_GROUP; p: PEC_POINT; x: PBIGNUM; y: PBIGNUM; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_POINT_get_affine_coordinates_GFp: function( group: PEC_GROUP; p: PEC_POINT; x: PBIGNUM; y: PBIGNUM; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_POINT_set_compressed_coordinates_GFp: function( group: PEC_GROUP; p: PEC_POINT; x: PBIGNUM; y_bit: TC_INT; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_POINT_set_affine_coordinates_GF2m: function( group: PEC_GROUP; p: PEC_POINT; x: PBIGNUM; y: PBIGNUM; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_POINT_get_affine_coordinates_GF2m: function( group: PEC_GROUP; p: PEC_POINT; x: PBIGNUM; y: PBIGNUM; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_POINT_set_compressed_coordinates_GF2m: function( group: PEC_GROUP; p: PEC_POINT; x: PBIGNUM; y_bit: TC_INT; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_POINT_point2oct: function( group: PEC_GROUP; p: PEC_POINT; form: point_conversion_form_t; buf: PAnsiChar; len: TC_SIZE_T; ctx: PBN_CTX): TC_SIZE_T; cdecl = nil;
EC_POINT_oct2point: function( group: PEC_GROUP; p: PEC_POINT; buf: PAnsiChar; len: TC_SIZE_T; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_POINT_point2bn: function( group: PEC_GROUP; point: PEC_POINT; form: point_conversion_form_t; b: PBIGNUM; ctx: PBN_CTX): PBIGNUM; cdecl = nil;
EC_POINT_bn2point: function( group: PEC_GROUP; b: PBIGNUM; point: PEC_POINT; ctx: PBN_CTX): PEC_POINT; cdecl = nil;
EC_POINT_point2hex: function( group: PEC_GROUP; point: PEC_POINT; form: point_conversion_form_t; ctx: PBN_CTX): PAnsiChar;
EC_POINT_hex2point: function( group: PEC_GROUP; buf: PAnsiChar; point: PEC_POINT; ctx: PBN_CTX): PEC_POINT; cdecl = nil;
EC_POINT_add: function( group: PEC_GROUP; r: PEC_POINT; a: PEC_POINT; b: PEC_POINT; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_POINT_dbl: function( group: PEC_GROUP; r: PEC_POINT; a: PEC_POINT; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_POINT_invert: function( group: PEC_GROUP; a: PEC_POINT; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_POINT_is_at_infinity: function( group: PEC_GROUP; p: PEC_POINT): TC_INT; cdecl = nil;
EC_POINT_is_on_curve: function( group: PEC_GROUP; point: PEC_POINT; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_POINT_cmp: function( group: PEC_GROUP; a: PEC_POINT; b: PEC_POINT; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_POINT_make_affine: function( group: PEC_GROUP; point: PEC_POINT; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_POINTs_make_affine: function( group: PEC_GROUP; num: TC_SIZE_T; points: PEC_POINT_ARR; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_POINTs_mul: function( group: PEC_GROUP; r: PEC_POINT; bn: PBIGNUM; num: TC_SIZE_T; points: PEC_POINT_ARR; bm: PBIGNUM_ARR; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_POINT_mul: function( group: PEC_GROUP; r: PEC_POINT; bn: PBIGNUM; pq: PEC_POINT; bm: PBIGNUM; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_GROUP_precompute_mult: function(group: PEC_GROUP; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_GROUP_have_precompute_mult: function( group: PEC_GROUP): TC_INT; cdecl = nil;
EC_GROUP_get_basis_type: function( group: PEC_GROUP): TC_INT; cdecl = nil;
EC_GROUP_get_trinomial_basis: function( group: PEC_GROUP; var k: TC_UINT): TC_INT; cdecl = nil;
EC_GROUP_get_pentanomial_basis: function( group: PEC_GROUP; var k1: TC_UINT; var k2: TC_UINT; var k3: TC_UINT): TC_INT; cdecl = nil;
EC_KEY_set_flags: procedure(key: PEC_KEY; flags: TC_INT); cdecl = nil;
EC_KEY_clear_flags: procedure(key: PEC_KEY; flags: TC_INT); cdecl = nil;
EC_KEY_get_flags: function(const key: PEC_KEY): TC_INT; cdecl = nil;
EC_KEY_new_by_curve_name: function(nid: TC_INT): PEC_KEY; cdecl = nil;
EC_KEY_copy: function(dst: PEC_KEY; const src: PEC_KEY): PEC_KEY; cdecl = nil;
EC_KEY_dup: function(const src: PEC_KEY): PEC_KEY; cdecl = nil;
EC_KEY_up_ref: function(key: PEC_KEY): TC_INT; cdecl = nil;
EC_KEY_get0_group: function(const key: PEC_KEY): PEC_GROUP; cdecl = nil;
EC_KEY_get0_private_key: function(const key: PEC_KEY): PBIGNUM; cdecl = nil;
EC_KEY_set_private_key: function(key: PEC_KEY; const prv: PBIGNUM): TC_INT; cdecl = nil;
EC_KEY_get0_public_key: function(const key: PEC_KEY): PEC_POINT; cdecl = nil;
EC_KEY_set_public_key: function(key: PEC_KEY; const pub: PEC_POINT): TC_INT; cdecl = nil;
EC_KEY_get_enc_flags: function(const key: PEC_KEY): TC_UINT; cdecl = nil;
EC_KEY_set_enc_flags: procedure(key: PEC_KEY; flags: TC_UINT); cdecl = nil;
EC_KEY_set_conv_form: procedure(key: PEC_KEY; form: point_conversion_form_t); cdecl = nil;
EC_KEY_get_conv_form: function(key: PEC_KEY): point_conversion_form_t; cdecl = nil;
EC_KEY_set_asn1_flag: procedure(key: PEC_KEY; flags: TC_INT); cdecl = nil;
EC_KEY_get_key_method_data: function(key: PEC_KEY; dup_func: EC_dup_func; free_func: EC_free_func; clear_free_func: EC_clear_free_func): Pointer; cdecl = nil;
EC_KEY_insert_key_method_data: procedure(key: PEC_KEY; data: Pointer; dup_func: EC_dup_func; free_func: EC_free_func; clear_free_func: EC_clear_free_func); cdecl = nil;
EC_KEY_precompute_mult: function(key: PEC_KEY; ctx: PBN_CTX): TC_INT; cdecl = nil;
EC_KEY_set_public_key_affine_coordinates: function(key: PEC_KEY; x: PBIGNUM; y: PBIGNUM): TC_INT; cdecl = nil;
d2i_ECPrivateKey: function(key: PPEC_KEY; _in: PPAnsiChar; len: TC_LONG): PEC_KEY;
i2d_ECPrivateKey: function(key: PEC_KEY; _out: PPAnsiChar): TC_INT; cdecl = nil;
d2i_ECParameters: function(key: PPEC_KEY; _in: PPAnsiChar; len: TC_LONG): PEC_KEY;
i2d_ECParameters: function(key: PEC_KEY; _out: PPAnsiChar): TC_INT; cdecl = nil;
o2i_ECPublicKey: function(key: PPEC_KEY; _in: PPAnsiChar; len: TC_LONG): PEC_KEY;
i2o_ECPublicKey: function(key: PEC_KEY; _out: PPAnsiChar): TC_INT; cdecl = nil;
ECParameters_print: function(bp: PBIO; const key: PEC_KEY): TC_INT; cdecl = nil;
EC_KEY_print: function(bp: PBIO; const key: PEC_KEY; off: TC_INT): TC_INT; cdecl = nil;
ECParameters_print_fp: function(var fp: FILE; const key: PEC_KEY): TC_INT; cdecl = nil;
EC_KEY_print_fp: function(var fp: FILE; const key: PEC_KEY; off: TC_INT): TC_INT; cdecl = nil;
ERR_load_EC_strings: procedure; cdecl = nil;
procedure EVP_PKEY_assign_EC_KEY(key: PEVP_PKEY; eckey: PEC_KEY); inline;
procedure SSL_InitEC;
implementation
uses ssl_util, ssl_lib, ssl_evp, ssl_const;
procedure LoadCurves;
var BufSize: Integer;
begin
if EC_Curves <> nil then
begin
OpenSSL_free(EC_Curves);
EC_Curves := nil;
EC_NumCurves := 0;
end;
if @EC_get_builtin_curves <> nil then
begin
EC_NumCurves := EC_get_builtin_curves(nil, 0);
BufSize := SizeOf(EC_builtin_curve) * EC_NumCurves;
EC_Curves := OpenSSL_malloc(BufSize);
EC_get_builtin_curves(EC_Curves, EC_NumCurves);
end;
end;
procedure SSL_InitEC;
begin
if SSLCryptHandle <> 0 then
begin
SSL_InitUtil;
@EC_get_builtin_curves :=LoadFunctionCLib('EC_get_builtin_curves');
@EC_GROUP_new_by_curve_name := LoadFunctionCLib('EC_GROUP_new_by_curve_name');
@EC_KEY_new := LoadFunctionCLib('EC_KEY_new');
@EC_GROUP_free := LoadFunctionCLib('EC_GROUP_free');
@EC_GROUP_set_asn1_flag := LoadFunctionCLib('EC_GROUP_set_asn1_flag');
@EC_GROUP_get_curve_name := LoadFunctionCLib('EC_GROUP_get_curve_name');
@EC_KEY_set_group := LoadFunctionCLib('EC_KEY_set_group');
@EC_KEY_generate_key := LoadFunctionCLib('EC_KEY_generate_key');
@EC_KEY_check_key := LoadFunctionCLib('EC_KEY_check_key');
@EC_KEY_free := LoadFunctionCLib('EC_KEY_free');
@EC_GFp_simple_method:= LoadFunctionCLib('EC_GFp_simple_method');
@EC_GFp_mont_method:= LoadFunctionCLib('EC_GFp_mont_method');
@EC_GFp_nist_method:= LoadFunctionCLib('EC_GFp_nist_method');
@EC_GFp_nistp224_method:= LoadFunctionCLib('EC_GFp_nistp224_method', false);
@EC_GFp_nistp256_method:= LoadFunctionCLib('EC_GFp_nistp256_method', false);
@EC_GFp_nistp521_method:= LoadFunctionCLib('EC_GFp_nistp521_method', false);
@EC_GF2m_simple_method:= LoadFunctionCLib('EC_GF2m_simple_method');
@EC_GROUP_new:= LoadFunctionCLib('EC_GROUP_new');
@EC_GROUP_copy:= LoadFunctionCLib('EC_GROUP_copy');
@EC_GROUP_dup:= LoadFunctionCLib('EC_GROUP_dup');
@EC_GROUP_method_of:= LoadFunctionCLib('EC_GROUP_method_of');
@EC_METHOD_get_field_type:= LoadFunctionCLib('EC_METHOD_get_field_type');
@EC_GROUP_set_generator:= LoadFunctionCLib('EC_GROUP_set_generator');
@EC_GROUP_get0_generator:= LoadFunctionCLib('EC_GROUP_get0_generator');
@EC_GROUP_get_order:= LoadFunctionCLib('EC_GROUP_get_order');
@EC_GROUP_get_cofactor:= LoadFunctionCLib('EC_GROUP_get_cofactor');
@EC_GROUP_get_asn1_flag:= LoadFunctionCLib('EC_GROUP_get_asn1_flag');
@EC_GROUP_get_point_conversion_form:= LoadFunctionCLib('EC_GROUP_get_point_conversion_form');
@EC_GROUP_get0_seed:= LoadFunctionCLib('EC_GROUP_get0_seed');
@EC_GROUP_get_seed_len:= LoadFunctionCLib('EC_GROUP_get_seed_len');
@EC_GROUP_set_seed:= LoadFunctionCLib('EC_GROUP_set_seed');
@EC_GROUP_set_curve_GFp:= LoadFunctionCLib('EC_GROUP_set_curve_GFp');
@EC_GROUP_get_curve_GFp:= LoadFunctionCLib('EC_GROUP_get_curve_GFp');
@EC_GROUP_set_curve_GF2m:= LoadFunctionCLib('EC_GROUP_set_curve_GF2m');
@EC_GROUP_get_curve_GF2m:= LoadFunctionCLib('EC_GROUP_get_curve_GF2m');
@EC_GROUP_get_degree:= LoadFunctionCLib('EC_GROUP_get_degree');
@EC_GROUP_check:= LoadFunctionCLib('EC_GROUP_check');
@EC_GROUP_check_discriminant:= LoadFunctionCLib('EC_GROUP_check_discriminant');
@EC_GROUP_cmp:= LoadFunctionCLib('EC_GROUP_cmp');
@EC_GROUP_new_curve_GFp:= LoadFunctionCLib('EC_GROUP_new_curve_GFp');
@EC_GROUP_new_curve_GF2m:= LoadFunctionCLib('EC_GROUP_new_curve_GF2m');
@d2i_ECPKParameters:= LoadFunctionCLib('d2i_ECPKParameters');
@i2d_ECPKParameters:= LoadFunctionCLib('i2d_ECPKParameters');
@ECPKParameters_print:= LoadFunctionCLib('ECPKParameters_print');
@ECPKParameters_print_fp:= LoadFunctionCLib('ECPKParameters_print_fp');
@EC_POINT_new:= LoadFunctionCLib('EC_POINT_new');
@EC_POINT_free:= LoadFunctionCLib('EC_POINT_free');
@EC_POINT_clear_free:= LoadFunctionCLib('EC_POINT_clear_free');
@EC_POINT_copy:= LoadFunctionCLib('EC_POINT_copy');
@EC_POINT_dup:= LoadFunctionCLib('EC_POINT_dup');
@EC_POINT_method_of:= LoadFunctionCLib('EC_POINT_method_of');
@EC_POINT_set_to_infinity:= LoadFunctionCLib('EC_POINT_set_to_infinity');
@EC_POINT_set_Jprojective_coordinates_GFp:= LoadFunctionCLib('EC_POINT_set_Jprojective_coordinates_GFp');
@EC_POINT_get_Jprojective_coordinates_GFp:= LoadFunctionCLib('EC_POINT_get_Jprojective_coordinates_GFp');
@EC_POINT_set_affine_coordinates_GFp:= LoadFunctionCLib('EC_POINT_set_affine_coordinates_GFp');
@EC_POINT_get_affine_coordinates_GFp:= LoadFunctionCLib('EC_POINT_get_affine_coordinates_GFp');
@EC_POINT_set_compressed_coordinates_GFp:= LoadFunctionCLib('EC_POINT_set_compressed_coordinates_GFp');
@EC_POINT_set_affine_coordinates_GF2m:= LoadFunctionCLib('EC_POINT_set_affine_coordinates_GF2m');
@EC_POINT_get_affine_coordinates_GF2m:= LoadFunctionCLib('EC_POINT_get_affine_coordinates_GF2m');
@EC_POINT_set_compressed_coordinates_GF2m:= LoadFunctionCLib('EC_POINT_set_compressed_coordinates_GF2m');
@EC_POINT_point2oct:= LoadFunctionCLib('EC_POINT_point2oct');
@EC_POINT_oct2point:= LoadFunctionCLib('EC_POINT_oct2point');
@EC_POINT_point2bn:= LoadFunctionCLib('EC_POINT_point2bn');
@EC_POINT_bn2point:= LoadFunctionCLib('EC_POINT_bn2point');
@EC_POINT_point2hex:= LoadFunctionCLib('EC_POINT_point2hex');
@EC_POINT_hex2point:= LoadFunctionCLib('EC_POINT_hex2point');
@EC_POINT_add:= LoadFunctionCLib('EC_POINT_add');
@EC_POINT_dbl:= LoadFunctionCLib('EC_POINT_dbl');
@EC_POINT_invert:= LoadFunctionCLib('EC_POINT_invert');
@EC_POINT_is_at_infinity:= LoadFunctionCLib('EC_POINT_is_at_infinity');
@EC_POINT_is_on_curve:= LoadFunctionCLib('EC_POINT_is_on_curve');
@EC_POINT_cmp:= LoadFunctionCLib('EC_POINT_cmp');
@EC_POINT_make_affine:= LoadFunctionCLib('EC_POINT_make_affine');
@EC_POINTs_make_affine:= LoadFunctionCLib('EC_POINTs_make_affine');
@EC_POINTs_mul:= LoadFunctionCLib('EC_POINTs_mul');
@EC_POINT_mul:= LoadFunctionCLib('EC_POINT_mul');
@EC_GROUP_precompute_mult:= LoadFunctionCLib('EC_GROUP_precompute_mult');
@EC_GROUP_have_precompute_mult:= LoadFunctionCLib('EC_GROUP_have_precompute_mult');
@EC_GROUP_get_basis_type:= LoadFunctionCLib('EC_GROUP_get_basis_type');
@EC_GROUP_get_trinomial_basis:= LoadFunctionCLib('EC_GROUP_get_trinomial_basis');
@EC_GROUP_get_pentanomial_basis:= LoadFunctionCLib('EC_GROUP_get_pentanomial_basis');
@EC_KEY_set_flags:= LoadFunctionCLib('EC_KEY_set_flags', false);
@EC_KEY_clear_flags:= LoadFunctionCLib('EC_KEY_clear_flags', false);
@EC_KEY_get_flags:= LoadFunctionCLib('EC_KEY_get_flags', false);
@EC_KEY_new_by_curve_name:= LoadFunctionCLib('EC_KEY_new_by_curve_name');
@EC_KEY_copy:= LoadFunctionCLib('EC_KEY_copy');
@EC_KEY_dup:= LoadFunctionCLib('EC_KEY_dup');
@EC_KEY_up_ref:= LoadFunctionCLib('EC_KEY_up_ref');
@EC_KEY_get0_group:= LoadFunctionCLib('EC_KEY_get0_group');
@EC_KEY_get0_private_key:= LoadFunctionCLib('EC_KEY_get0_private_key');
@EC_KEY_set_private_key:= LoadFunctionCLib('EC_KEY_set_private_key');
@EC_KEY_get0_public_key:= LoadFunctionCLib('EC_KEY_get0_public_key');
@EC_KEY_set_public_key:= LoadFunctionCLib('EC_KEY_set_public_key');
@EC_KEY_get_enc_flags:= LoadFunctionCLib('EC_KEY_get_enc_flags');
@EC_KEY_set_enc_flags:= LoadFunctionCLib('EC_KEY_set_enc_flags');
@EC_KEY_set_conv_form:= LoadFunctionCLib('EC_KEY_set_conv_form');
@EC_KEY_get_conv_form:= LoadFunctionCLib('EC_KEY_get_conv_form');
@EC_KEY_set_asn1_flag:= LoadFunctionCLib('EC_KEY_set_asn1_flag');
@EC_KEY_get_key_method_data:= LoadFunctionCLib('EC_KEY_get_key_method_data');
@EC_KEY_insert_key_method_data:= LoadFunctionCLib('EC_KEY_insert_key_method_data');
@EC_KEY_precompute_mult:= LoadFunctionCLib('EC_KEY_precompute_mult');
@EC_KEY_set_public_key_affine_coordinates:= LoadFunctionCLib('EC_KEY_set_public_key_affine_coordinates', false);
@d2i_ECPrivateKey:= LoadFunctionCLib('d2i_ECPrivateKey');
@i2d_ECPrivateKey:= LoadFunctionCLib('i2d_ECPrivateKey');
@d2i_ECParameters:= LoadFunctionCLib('d2i_ECParameters');
@i2d_ECParameters:= LoadFunctionCLib('i2d_ECParameters');
@o2i_ECPublicKey:= LoadFunctionCLib('o2i_ECPublicKey');
@i2o_ECPublicKey:= LoadFunctionCLib('i2o_ECPublicKey');
@ECParameters_print:= LoadFunctionCLib('ECParameters_print');
@EC_KEY_print:= LoadFunctionCLib('EC_KEY_print');
@ECParameters_print_fp:= LoadFunctionCLib('ECParameters_print_fp');
@EC_KEY_print_fp:= LoadFunctionCLib('EC_KEY_print_fp');
@ERR_load_EC_strings:= LoadFunctionCLib('ERR_load_EC_strings');
if @EC_get_builtin_curves <> nil then
LoadCurves;
end;
end;
procedure EVP_PKEY_assign_EC_KEY(key: PEVP_PKEY; eckey: PEC_KEY);
begin
EVP_PKEY_assign(key, EVP_PKEY_EC, eckey);
end;
initialization
finalization
if (EC_Curves <> nil) then
begin
OpenSSL_free(EC_Curves);
EC_Curves := nil;
EC_NumCurves := 0;
end;
end.