diff options
Diffstat (limited to 'src/cryptography/hazmat/bindings/openssl/ec.py')
| -rw-r--r-- | src/cryptography/hazmat/bindings/openssl/ec.py | 490 |
1 files changed, 490 insertions, 0 deletions
diff --git a/src/cryptography/hazmat/bindings/openssl/ec.py b/src/cryptography/hazmat/bindings/openssl/ec.py new file mode 100644 index 00000000..26fc8ff0 --- /dev/null +++ b/src/cryptography/hazmat/bindings/openssl/ec.py @@ -0,0 +1,490 @@ +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or +# implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +from __future__ import absolute_import, division, print_function + +INCLUDES = """ +#ifndef OPENSSL_NO_EC +#include <openssl/ec.h> +#endif + +#include <openssl/obj_mac.h> +""" + +TYPES = """ +static const int Cryptography_HAS_EC; +static const int Cryptography_HAS_EC_1_0_1; +static const int Cryptography_HAS_EC_NISTP_64_GCC_128; +static const int Cryptography_HAS_EC2M; + +static const int OPENSSL_EC_NAMED_CURVE; + +typedef ... EC_KEY; +typedef ... EC_GROUP; +typedef ... EC_POINT; +typedef ... EC_METHOD; +typedef struct { + int nid; + const char *comment; +} EC_builtin_curve; +typedef enum { ... } point_conversion_form_t; +""" + +FUNCTIONS = """ +""" + +MACROS = """ +EC_GROUP *EC_GROUP_new(const EC_METHOD *); +void EC_GROUP_free(EC_GROUP *); +void EC_GROUP_clear_free(EC_GROUP *); + +EC_GROUP *EC_GROUP_new_curve_GFp( + const BIGNUM *, const BIGNUM *, const BIGNUM *, BN_CTX *); +EC_GROUP *EC_GROUP_new_curve_GF2m( + const BIGNUM *, const BIGNUM *, const BIGNUM *, BN_CTX *); +EC_GROUP *EC_GROUP_new_by_curve_name(int); + +int EC_GROUP_set_curve_GFp( + EC_GROUP *, const BIGNUM *, const BIGNUM *, const BIGNUM *, BN_CTX *); +int EC_GROUP_get_curve_GFp( + const EC_GROUP *, BIGNUM *, BIGNUM *, BIGNUM *, BN_CTX *); +int EC_GROUP_set_curve_GF2m( + EC_GROUP *, const BIGNUM *, const BIGNUM *, const BIGNUM *, BN_CTX *); +int EC_GROUP_get_curve_GF2m( + const EC_GROUP *, BIGNUM *, BIGNUM *, BIGNUM *, BN_CTX *); + +int EC_GROUP_get_degree(const EC_GROUP *); + +const EC_METHOD *EC_GROUP_method_of(const EC_GROUP *); +const EC_POINT *EC_GROUP_get0_generator(const EC_GROUP *); +int EC_GROUP_get_curve_name(const EC_GROUP *); + +size_t EC_get_builtin_curves(EC_builtin_curve *, size_t); + +void EC_KEY_free(EC_KEY *); + +int EC_KEY_get_flags(const EC_KEY *); +void EC_KEY_set_flags(EC_KEY *, int); +void EC_KEY_clear_flags(EC_KEY *, int); +EC_KEY *EC_KEY_new_by_curve_name(int); +EC_KEY *EC_KEY_copy(EC_KEY *, const EC_KEY *); +EC_KEY *EC_KEY_dup(const EC_KEY *); +int EC_KEY_up_ref(EC_KEY *); +const EC_GROUP *EC_KEY_get0_group(const EC_KEY *); +int EC_GROUP_get_order(const EC_GROUP *, BIGNUM *, BN_CTX *); +int EC_KEY_set_group(EC_KEY *, const EC_GROUP *); +const BIGNUM *EC_KEY_get0_private_key(const EC_KEY *); +int EC_KEY_set_private_key(EC_KEY *, const BIGNUM *); +const EC_POINT *EC_KEY_get0_public_key(const EC_KEY *); +int EC_KEY_set_public_key(EC_KEY *, const EC_POINT *); +unsigned int EC_KEY_get_enc_flags(const EC_KEY *); +void EC_KEY_set_enc_flags(EC_KEY *eckey, unsigned int); +point_conversion_form_t EC_KEY_get_conv_form(const EC_KEY *); +void EC_KEY_set_conv_form(EC_KEY *, point_conversion_form_t); +void *EC_KEY_get_key_method_data( + EC_KEY *, + void *(*)(void *), + void (*)(void *), + void (*)(void *) +); +void EC_KEY_insert_key_method_data( + EC_KEY *, + void *, + void *(*)(void *), + void (*)(void *), + void (*)(void *) +); +void EC_KEY_set_asn1_flag(EC_KEY *, int); +int EC_KEY_precompute_mult(EC_KEY *, BN_CTX *); +int EC_KEY_generate_key(EC_KEY *); +int EC_KEY_check_key(const EC_KEY *); +int EC_KEY_set_public_key_affine_coordinates(EC_KEY *, BIGNUM *, BIGNUM *); + +EC_POINT *EC_POINT_new(const EC_GROUP *); +void EC_POINT_free(EC_POINT *); +void EC_POINT_clear_free(EC_POINT *); +int EC_POINT_copy(EC_POINT *, const EC_POINT *); +EC_POINT *EC_POINT_dup(const EC_POINT *, const EC_GROUP *); +const EC_METHOD *EC_POINT_method_of(const EC_POINT *); + +int EC_POINT_set_to_infinity(const EC_GROUP *, EC_POINT *); + +int EC_POINT_set_Jprojective_coordinates_GFp(const EC_GROUP *, EC_POINT *, + const BIGNUM *, const BIGNUM *, const BIGNUM *, BN_CTX *); + +int EC_POINT_get_Jprojective_coordinates_GFp(const EC_GROUP *, + const EC_POINT *, BIGNUM *, BIGNUM *, BIGNUM *, BN_CTX *); + +int EC_POINT_set_affine_coordinates_GFp(const EC_GROUP *, EC_POINT *, + const BIGNUM *, const BIGNUM *, BN_CTX *); + +int EC_POINT_get_affine_coordinates_GFp(const EC_GROUP *, + const EC_POINT *, BIGNUM *, BIGNUM *, BN_CTX *); + +int EC_POINT_set_compressed_coordinates_GFp(const EC_GROUP *, EC_POINT *, + const BIGNUM *, int, BN_CTX *); + +int EC_POINT_set_affine_coordinates_GF2m(const EC_GROUP *, EC_POINT *, + const BIGNUM *, const BIGNUM *, BN_CTX *); + +int EC_POINT_get_affine_coordinates_GF2m(const EC_GROUP *, + const EC_POINT *, BIGNUM *, BIGNUM *, BN_CTX *); + +int EC_POINT_set_compressed_coordinates_GF2m(const EC_GROUP *, EC_POINT *, + const BIGNUM *, int, BN_CTX *); + +size_t EC_POINT_point2oct(const EC_GROUP *, const EC_POINT *, + point_conversion_form_t, + unsigned char *, size_t, BN_CTX *); + +int EC_POINT_oct2point(const EC_GROUP *, EC_POINT *, + const unsigned char *, size_t, BN_CTX *); + +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 *); + +int EC_POINT_add(const EC_GROUP *, EC_POINT *, const EC_POINT *, + const EC_POINT *, BN_CTX *); + +int EC_POINT_dbl(const EC_GROUP *, EC_POINT *, const EC_POINT *, BN_CTX *); +int EC_POINT_invert(const EC_GROUP *, EC_POINT *, BN_CTX *); +int EC_POINT_is_at_infinity(const EC_GROUP *, const EC_POINT *); +int EC_POINT_is_on_curve(const EC_GROUP *, const EC_POINT *, BN_CTX *); + +int EC_POINT_cmp( + const EC_GROUP *, const EC_POINT *, const EC_POINT *, BN_CTX *); + +int EC_POINT_make_affine(const EC_GROUP *, EC_POINT *, BN_CTX *); +int EC_POINTs_make_affine(const EC_GROUP *, size_t, EC_POINT *[], BN_CTX *); + +int EC_POINTs_mul( + const EC_GROUP *, EC_POINT *, const BIGNUM *, + size_t, const EC_POINT *[], const BIGNUM *[], BN_CTX *); + +int EC_POINT_mul(const EC_GROUP *, EC_POINT *, const BIGNUM *, + const EC_POINT *, const BIGNUM *, BN_CTX *); + +int EC_GROUP_precompute_mult(EC_GROUP *, BN_CTX *); +int EC_GROUP_have_precompute_mult(const EC_GROUP *); + +const EC_METHOD *EC_GFp_simple_method(); +const EC_METHOD *EC_GFp_mont_method(); +const EC_METHOD *EC_GFp_nist_method(); + +const EC_METHOD *EC_GFp_nistp224_method(); +const EC_METHOD *EC_GFp_nistp256_method(); +const EC_METHOD *EC_GFp_nistp521_method(); + +const EC_METHOD *EC_GF2m_simple_method(); + +int EC_METHOD_get_field_type(const EC_METHOD *); +""" + +CUSTOMIZATIONS = """ +#ifdef OPENSSL_NO_EC +static const long Cryptography_HAS_EC = 0; + +typedef void EC_KEY; +typedef void EC_GROUP; +typedef void EC_POINT; +typedef void EC_METHOD; +typedef struct { + int nid; + const char *comment; +} EC_builtin_curve; +typedef long point_conversion_form_t; + +static const int OPENSSL_EC_NAMED_CURVE = 0; + +void (*EC_KEY_free)(EC_KEY *) = NULL; +size_t (*EC_get_builtin_curves)(EC_builtin_curve *, size_t) = NULL; +EC_KEY *(*EC_KEY_new_by_curve_name)(int) = NULL; +EC_KEY *(*EC_KEY_copy)(EC_KEY *, const EC_KEY *) = NULL; +EC_KEY *(*EC_KEY_dup)(const EC_KEY *) = NULL; +int (*EC_KEY_up_ref)(EC_KEY *) = NULL; +const EC_GROUP *(*EC_KEY_get0_group)(const EC_KEY *) = NULL; +int (*EC_GROUP_get_order)(const EC_GROUP *, BIGNUM *, BN_CTX *) = NULL; +int (*EC_KEY_set_group)(EC_KEY *, const EC_GROUP *) = NULL; +const BIGNUM *(*EC_KEY_get0_private_key)(const EC_KEY *) = NULL; +int (*EC_KEY_set_private_key)(EC_KEY *, const BIGNUM *) = NULL; +const EC_POINT *(*EC_KEY_get0_public_key)(const EC_KEY *) = NULL; +int (*EC_KEY_set_public_key)(EC_KEY *, const EC_POINT *) = NULL; +unsigned int (*EC_KEY_get_enc_flags)(const EC_KEY *) = NULL; +void (*EC_KEY_set_enc_flags)(EC_KEY *eckey, unsigned int) = NULL; +point_conversion_form_t (*EC_KEY_get_conv_form)(const EC_KEY *) = NULL; +void (*EC_KEY_set_conv_form)(EC_KEY *, point_conversion_form_t) = NULL; +void *(*EC_KEY_get_key_method_data)( + EC_KEY *, void *(*)(void *), void (*)(void *), void (*)(void *)) = NULL; +void (*EC_KEY_insert_key_method_data)( + EC_KEY *, void *, + void *(*)(void *), void (*)(void *), void (*)(void *)) = NULL; +void (*EC_KEY_set_asn1_flag)(EC_KEY *, int) = NULL; +int (*EC_KEY_precompute_mult)(EC_KEY *, BN_CTX *) = NULL; +int (*EC_KEY_generate_key)(EC_KEY *) = NULL; +int (*EC_KEY_check_key)(const EC_KEY *) = NULL; + +EC_GROUP *(*EC_GROUP_new)(const EC_METHOD *); +void (*EC_GROUP_free)(EC_GROUP *); +void (*EC_GROUP_clear_free)(EC_GROUP *); + +EC_GROUP *(*EC_GROUP_new_curve_GFp)( + const BIGNUM *, const BIGNUM *, const BIGNUM *, BN_CTX *); + +EC_GROUP *(*EC_GROUP_new_by_curve_name)(int); + +int (*EC_GROUP_set_curve_GFp)( + EC_GROUP *, const BIGNUM *, const BIGNUM *, const BIGNUM *, BN_CTX *); + +int (*EC_GROUP_get_curve_GFp)( + const EC_GROUP *, BIGNUM *, BIGNUM *, BIGNUM *, BN_CTX *); + +int (*EC_GROUP_get_degree)(const EC_GROUP *) = NULL; + +const EC_METHOD *(*EC_GROUP_method_of)(const EC_GROUP *) = NULL; +const EC_POINT *(*EC_GROUP_get0_generator)(const EC_GROUP *) = NULL; +int (*EC_GROUP_get_curve_name)(const EC_GROUP *) = NULL; + +EC_POINT *(*EC_POINT_new)(const EC_GROUP *) = NULL; +void (*EC_POINT_free)(EC_POINT *) = NULL; +void (*EC_POINT_clear_free)(EC_POINT *) = NULL; +int (*EC_POINT_copy)(EC_POINT *, const EC_POINT *) = NULL; +EC_POINT *(*EC_POINT_dup)(const EC_POINT *, const EC_GROUP *) = NULL; +const EC_METHOD *(*EC_POINT_method_of)(const EC_POINT *) = NULL; +int (*EC_POINT_set_to_infinity)(const EC_GROUP *, EC_POINT *) = NULL; +int (*EC_POINT_set_Jprojective_coordinates_GFp)(const EC_GROUP *, EC_POINT *, + const BIGNUM *, const BIGNUM *, const BIGNUM *, BN_CTX *) = NULL; + +int (*EC_POINT_get_Jprojective_coordinates_GFp)(const EC_GROUP *, + const EC_POINT *, BIGNUM *, BIGNUM *, BIGNUM *, BN_CTX *) = NULL; + +int (*EC_POINT_set_affine_coordinates_GFp)(const EC_GROUP *, EC_POINT *, + const BIGNUM *, const BIGNUM *, BN_CTX *) = NULL; + +int (*EC_POINT_get_affine_coordinates_GFp)(const EC_GROUP *, + const EC_POINT *, BIGNUM *, BIGNUM *, BN_CTX *) = NULL; + +int (*EC_POINT_set_compressed_coordinates_GFp)(const EC_GROUP *, EC_POINT *, + const BIGNUM *, int, BN_CTX *) = NULL; + +size_t (*EC_POINT_point2oct)(const EC_GROUP *, const EC_POINT *, + point_conversion_form_t, + unsigned char *, size_t, BN_CTX *) = NULL; + +int (*EC_POINT_oct2point)(const EC_GROUP *, EC_POINT *, + const unsigned char *, size_t, BN_CTX *) = NULL; + +BIGNUM *(*EC_POINT_point2bn)(const EC_GROUP *, const EC_POINT *, + point_conversion_form_t form, BIGNUM *, BN_CTX *) = NULL; + +EC_POINT *(*EC_POINT_bn2point)(const EC_GROUP *, const BIGNUM *, + EC_POINT *, BN_CTX *) = NULL; + +char *(*EC_POINT_point2hex)(const EC_GROUP *, const EC_POINT *, + point_conversion_form_t form, BN_CTX *) = NULL; + +EC_POINT *(*EC_POINT_hex2point)(const EC_GROUP *, const char *, + EC_POINT *, BN_CTX *) = NULL; + +int (*EC_POINT_add)(const EC_GROUP *, EC_POINT *, const EC_POINT *, + const EC_POINT *, BN_CTX *) = NULL; + +int (*EC_POINT_dbl)(const EC_GROUP *, EC_POINT *, const EC_POINT *, + BN_CTX *) = NULL; + +int (*EC_POINT_invert)(const EC_GROUP *, EC_POINT *, BN_CTX *) = NULL; +int (*EC_POINT_is_at_infinity)(const EC_GROUP *, const EC_POINT *) = NULL; + +int (*EC_POINT_is_on_curve)(const EC_GROUP *, const EC_POINT *, + BN_CTX *) = NULL; + +int (*EC_POINT_cmp)( + const EC_GROUP *, const EC_POINT *, const EC_POINT *, BN_CTX *) = NULL; + +int (*EC_POINT_make_affine)(const EC_GROUP *, EC_POINT *, BN_CTX *) = NULL; + +int (*EC_POINTs_make_affine)(const EC_GROUP *, size_t, EC_POINT *[], + BN_CTX *) = NULL; + +int (*EC_POINTs_mul)( + const EC_GROUP *, EC_POINT *, const BIGNUM *, + size_t, const EC_POINT *[], const BIGNUM *[], BN_CTX *) = NULL; + +int (*EC_POINT_mul)(const EC_GROUP *, EC_POINT *, const BIGNUM *, + const EC_POINT *, const BIGNUM *, BN_CTX *) = NULL; + +int (*EC_GROUP_precompute_mult)(EC_GROUP *, BN_CTX *) = NULL; +int (*EC_GROUP_have_precompute_mult)(const EC_GROUP *) = NULL; + +const EC_METHOD *(*EC_GFp_simple_method)() = NULL; +const EC_METHOD *(*EC_GFp_mont_method)() = NULL; +const EC_METHOD *(*EC_GFp_nist_method)() = NULL; + +int (*EC_METHOD_get_field_type)(const EC_METHOD *) = NULL; + +#else +static const long Cryptography_HAS_EC = 1; +#endif + +#if defined(OPENSSL_NO_EC) || OPENSSL_VERSION_NUMBER < 0x1000100f +static const long Cryptography_HAS_EC_1_0_1 = 0; + +int (*EC_KEY_get_flags)(const EC_KEY *) = NULL; +void (*EC_KEY_set_flags)(EC_KEY *, int) = NULL; +void (*EC_KEY_clear_flags)(EC_KEY *, int) = NULL; + +int (*EC_KEY_set_public_key_affine_coordinates)( + EC_KEY *, BIGNUM *, BIGNUM *) = NULL; +#else +static const long Cryptography_HAS_EC_1_0_1 = 1; +#endif + + +#if defined(OPENSSL_NO_EC) || OPENSSL_VERSION_NUMBER < 0x1000100f || \ + defined(OPENSSL_NO_EC_NISTP_64_GCC_128) +static const long Cryptography_HAS_EC_NISTP_64_GCC_128 = 0; + +const EC_METHOD *(*EC_GFp_nistp224_method)(void) = NULL; +const EC_METHOD *(*EC_GFp_nistp256_method)(void) = NULL; +const EC_METHOD *(*EC_GFp_nistp521_method)(void) = NULL; +#else +static const long Cryptography_HAS_EC_NISTP_64_GCC_128 = 1; +#endif + +#if defined(OPENSSL_NO_EC) || defined(OPENSSL_NO_EC2M) +static const long Cryptography_HAS_EC2M = 0; + +const EC_METHOD *(*EC_GF2m_simple_method)() = NULL; + +int (*EC_POINT_set_affine_coordinates_GF2m)(const EC_GROUP *, EC_POINT *, + const BIGNUM *, const BIGNUM *, BN_CTX *) = NULL; + +int (*EC_POINT_get_affine_coordinates_GF2m)(const EC_GROUP *, + const EC_POINT *, BIGNUM *, BIGNUM *, BN_CTX *) = NULL; + +int (*EC_POINT_set_compressed_coordinates_GF2m)(const EC_GROUP *, EC_POINT *, + const BIGNUM *, int, BN_CTX *) = NULL; + +int (*EC_GROUP_set_curve_GF2m)( + EC_GROUP *, const BIGNUM *, const BIGNUM *, const BIGNUM *, BN_CTX *); + +int (*EC_GROUP_get_curve_GF2m)( + const EC_GROUP *, BIGNUM *, BIGNUM *, BIGNUM *, BN_CTX *); + +EC_GROUP *(*EC_GROUP_new_curve_GF2m)( + const BIGNUM *, const BIGNUM *, const BIGNUM *, BN_CTX *); +#else +static const long Cryptography_HAS_EC2M = 1; +#endif +""" + +CONDITIONAL_NAMES = { + "Cryptography_HAS_EC": [ + "OPENSSL_EC_NAMED_CURVE", + "EC_GROUP_new", + "EC_GROUP_free", + "EC_GROUP_clear_free", + "EC_GROUP_new_curve_GFp", + "EC_GROUP_new_by_curve_name", + "EC_GROUP_set_curve_GFp", + "EC_GROUP_get_curve_GFp", + "EC_GROUP_method_of", + "EC_GROUP_get0_generator", + "EC_GROUP_get_curve_name", + "EC_GROUP_get_degree", + "EC_KEY_free", + "EC_get_builtin_curves", + "EC_KEY_new_by_curve_name", + "EC_KEY_copy", + "EC_KEY_dup", + "EC_KEY_up_ref", + "EC_KEY_set_group", + "EC_KEY_get0_private_key", + "EC_KEY_set_private_key", + "EC_KEY_set_public_key", + "EC_KEY_get_enc_flags", + "EC_KEY_set_enc_flags", + "EC_KEY_set_conv_form", + "EC_KEY_get_key_method_data", + "EC_KEY_insert_key_method_data", + "EC_KEY_set_asn1_flag", + "EC_KEY_precompute_mult", + "EC_KEY_generate_key", + "EC_KEY_check_key", + "EC_POINT_new", + "EC_POINT_free", + "EC_POINT_clear_free", + "EC_POINT_copy", + "EC_POINT_dup", + "EC_POINT_method_of", + "EC_POINT_set_to_infinity", + "EC_POINT_set_Jprojective_coordinates_GFp", + "EC_POINT_get_Jprojective_coordinates_GFp", + "EC_POINT_set_affine_coordinates_GFp", + "EC_POINT_get_affine_coordinates_GFp", + "EC_POINT_set_compressed_coordinates_GFp", + "EC_POINT_point2oct", + "EC_POINT_oct2point", + "EC_POINT_point2bn", + "EC_POINT_bn2point", + "EC_POINT_point2hex", + "EC_POINT_hex2point", + "EC_POINT_add", + "EC_POINT_dbl", + "EC_POINT_invert", + "EC_POINT_is_at_infinity", + "EC_POINT_is_on_curve", + "EC_POINT_cmp", + "EC_POINT_make_affine", + "EC_POINTs_make_affine", + "EC_POINTs_mul", + "EC_POINT_mul", + "EC_GROUP_precompute_mult", + "EC_GROUP_have_precompute_mult", + "EC_GFp_simple_method", + "EC_GFp_mont_method", + "EC_GFp_nist_method", + "EC_METHOD_get_field_type", + ], + + "Cryptography_HAS_EC_1_0_1": [ + "EC_KEY_get_flags", + "EC_KEY_set_flags", + "EC_KEY_clear_flags", + "EC_KEY_set_public_key_affine_coordinates", + ], + + "Cryptography_HAS_EC_NISTP_64_GCC_128": [ + "EC_GFp_nistp224_method", + "EC_GFp_nistp256_method", + "EC_GFp_nistp521_method", + ], + + "Cryptography_HAS_EC2M": [ + "EC_GF2m_simple_method", + "EC_POINT_set_affine_coordinates_GF2m", + "EC_POINT_get_affine_coordinates_GF2m", + "EC_POINT_set_compressed_coordinates_GF2m", + "EC_GROUP_set_curve_GF2m", + "EC_GROUP_get_curve_GF2m", + "EC_GROUP_new_curve_GF2m", + ], +} |