[337] | 1 | /* ec.h for openssl */
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| 2 |
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| 3 | #ifndef WOLFSSL_EC_H_
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| 4 | #define WOLFSSL_EC_H_
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| 5 |
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| 6 | #include <wolfssl/openssl/bn.h>
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| 7 | #include <wolfssl/wolfcrypt/ecc.h>
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| 8 |
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| 9 | #ifdef __cplusplus
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| 10 | extern "C" {
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| 11 | #endif
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| 12 |
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| 13 | /* Map OpenSSL NID value */
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| 14 | enum {
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| 15 | POINT_CONVERSION_UNCOMPRESSED = 4,
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| 16 |
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| 17 | #ifdef HAVE_ECC
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| 18 | /* Use ecc_curve_type enum values for NID */
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| 19 | NID_X9_62_prime192v1 = ECC_SECP192R1,
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| 20 | NID_X9_62_prime256v1 = ECC_SECP256R1,
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| 21 | NID_secp112r1 = ECC_SECP112R1,
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| 22 | NID_secp112r2 = ECC_SECP112R2,
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| 23 | NID_secp128r1 = ECC_SECP128R1,
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| 24 | NID_secp128r2 = ECC_SECP128R2,
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| 25 | NID_secp160r1 = ECC_SECP160R1,
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| 26 | NID_secp160r2 = ECC_SECP160R2,
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| 27 | NID_secp224r1 = ECC_SECP224R1,
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| 28 | NID_secp384r1 = ECC_SECP384R1,
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| 29 | NID_secp521r1 = ECC_SECP521R1,
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| 30 | NID_secp160k1 = ECC_SECP160K1,
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| 31 | NID_secp192k1 = ECC_SECP192K1,
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| 32 | NID_secp224k1 = ECC_SECP224K1,
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| 33 | NID_secp256k1 = ECC_SECP256K1,
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| 34 | NID_brainpoolP160r1 = ECC_BRAINPOOLP160R1,
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| 35 | NID_brainpoolP192r1 = ECC_BRAINPOOLP192R1,
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| 36 | NID_brainpoolP224r1 = ECC_BRAINPOOLP224R1,
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| 37 | NID_brainpoolP256r1 = ECC_BRAINPOOLP256R1,
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| 38 | NID_brainpoolP320r1 = ECC_BRAINPOOLP320R1,
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| 39 | NID_brainpoolP384r1 = ECC_BRAINPOOLP384R1,
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| 40 | NID_brainpoolP512r1 = ECC_BRAINPOOLP512R1,
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| 41 | #endif
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| 42 |
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| 43 | OPENSSL_EC_NAMED_CURVE = 0x001
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| 44 | };
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| 45 |
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| 46 | #ifndef WOLFSSL_EC_TYPE_DEFINED /* guard on redeclaration */
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| 47 | typedef struct WOLFSSL_EC_KEY WOLFSSL_EC_KEY;
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| 48 | typedef struct WOLFSSL_EC_POINT WOLFSSL_EC_POINT;
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| 49 | typedef struct WOLFSSL_EC_GROUP WOLFSSL_EC_GROUP;
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| 50 | #define WOLFSSL_EC_TYPE_DEFINED
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| 51 | #endif
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| 52 |
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| 53 | typedef WOLFSSL_EC_KEY EC_KEY;
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| 54 | typedef WOLFSSL_EC_GROUP EC_GROUP;
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| 55 | typedef WOLFSSL_EC_POINT EC_POINT;
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| 56 |
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| 57 | struct WOLFSSL_EC_POINT {
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| 58 | WOLFSSL_BIGNUM *X;
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| 59 | WOLFSSL_BIGNUM *Y;
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| 60 | WOLFSSL_BIGNUM *Z;
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| 61 |
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| 62 | void* internal; /* our ECC point */
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| 63 | char inSet; /* internal set from external ? */
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| 64 | char exSet; /* external set from internal ? */
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| 65 | };
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| 66 |
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| 67 | struct WOLFSSL_EC_GROUP {
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| 68 | int curve_idx; /* index of curve, used by WolfSSL as reference */
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| 69 | int curve_nid; /* NID of curve, used by OpenSSL/OpenSSH as reference */
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| 70 | int curve_oid; /* OID of curve, used by OpenSSL/OpenSSH as reference */
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| 71 | };
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| 72 |
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| 73 | struct WOLFSSL_EC_KEY {
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| 74 | WOLFSSL_EC_GROUP *group;
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| 75 | WOLFSSL_EC_POINT *pub_key;
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| 76 | WOLFSSL_BIGNUM *priv_key;
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| 77 |
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| 78 | void* internal; /* our ECC Key */
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| 79 | char inSet; /* internal set from external ? */
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| 80 | char exSet; /* external set from internal ? */
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| 81 | };
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| 82 |
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| 83 | WOLFSSL_API
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| 84 | int wolfSSL_ECPoint_i2d(const WOLFSSL_EC_GROUP *curve,
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| 85 | const WOLFSSL_EC_POINT *p,
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| 86 | unsigned char *out, unsigned int *len);
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| 87 | WOLFSSL_API
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| 88 | int wolfSSL_ECPoint_d2i(unsigned char *in, unsigned int len,
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| 89 | const WOLFSSL_EC_GROUP *curve, WOLFSSL_EC_POINT *p);
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| 90 | WOLFSSL_API
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| 91 | int wolfSSL_EC_KEY_LoadDer(WOLFSSL_EC_KEY* key,
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| 92 | const unsigned char* der, int derSz);
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| 93 | WOLFSSL_API
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| 94 | void wolfSSL_EC_KEY_free(WOLFSSL_EC_KEY *key);
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| 95 | WOLFSSL_API
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| 96 | WOLFSSL_EC_POINT *wolfSSL_EC_KEY_get0_public_key(const WOLFSSL_EC_KEY *key);
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| 97 | WOLFSSL_API
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| 98 | const WOLFSSL_EC_GROUP *wolfSSL_EC_KEY_get0_group(const WOLFSSL_EC_KEY *key);
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| 99 | WOLFSSL_API
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| 100 | int wolfSSL_EC_KEY_set_private_key(WOLFSSL_EC_KEY *key,
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| 101 | const WOLFSSL_BIGNUM *priv_key);
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| 102 | WOLFSSL_API
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| 103 | WOLFSSL_BIGNUM *wolfSSL_EC_KEY_get0_private_key(const WOLFSSL_EC_KEY *key);
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| 104 | WOLFSSL_API
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| 105 | WOLFSSL_EC_KEY *wolfSSL_EC_KEY_new_by_curve_name(int nid);
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| 106 | WOLFSSL_API
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| 107 | WOLFSSL_EC_KEY *wolfSSL_EC_KEY_new(void);
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| 108 | WOLFSSL_API
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| 109 | int wolfSSL_EC_KEY_set_group(WOLFSSL_EC_KEY *key, WOLFSSL_EC_GROUP *group);
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| 110 | WOLFSSL_API
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| 111 | int wolfSSL_EC_KEY_generate_key(WOLFSSL_EC_KEY *key);
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| 112 | WOLFSSL_API
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| 113 | void wolfSSL_EC_KEY_set_asn1_flag(WOLFSSL_EC_KEY *key, int asn1_flag);
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| 114 | WOLFSSL_API
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| 115 | int wolfSSL_EC_KEY_set_public_key(WOLFSSL_EC_KEY *key,
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| 116 | const WOLFSSL_EC_POINT *pub);
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| 117 | WOLFSSL_API
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| 118 | void wolfSSL_EC_GROUP_set_asn1_flag(WOLFSSL_EC_GROUP *group, int flag);
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| 119 | WOLFSSL_API
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| 120 | WOLFSSL_EC_GROUP *wolfSSL_EC_GROUP_new_by_curve_name(int nid);
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| 121 | WOLFSSL_API
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| 122 | int wolfSSL_EC_GROUP_cmp(const WOLFSSL_EC_GROUP *a, const WOLFSSL_EC_GROUP *b,
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| 123 | WOLFSSL_BN_CTX *ctx);
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| 124 | WOLFSSL_API
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| 125 | int wolfSSL_EC_GROUP_get_curve_name(const WOLFSSL_EC_GROUP *group);
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| 126 | WOLFSSL_API
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| 127 | int wolfSSL_EC_GROUP_get_degree(const WOLFSSL_EC_GROUP *group);
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| 128 | WOLFSSL_API
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| 129 | int wolfSSL_EC_GROUP_get_order(const WOLFSSL_EC_GROUP *group,
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| 130 | WOLFSSL_BIGNUM *order, WOLFSSL_BN_CTX *ctx);
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| 131 | WOLFSSL_API
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| 132 | void wolfSSL_EC_GROUP_free(WOLFSSL_EC_GROUP *group);
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| 133 | #if defined(DEBUG_WOLFSSL) && !defined(NO_FILESYSTEM)
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| 134 | WOLFSSL_API
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| 135 | void wolfssl_EC_POINT_dump(const char *msg, const WOLFSSL_EC_POINT *p);
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| 136 | #endif
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| 137 | WOLFSSL_API
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| 138 | WOLFSSL_EC_POINT *wolfSSL_EC_POINT_new(const WOLFSSL_EC_GROUP *group);
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| 139 | WOLFSSL_API
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| 140 | int wolfSSL_EC_POINT_get_affine_coordinates_GFp(const WOLFSSL_EC_GROUP *group,
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| 141 | const WOLFSSL_EC_POINT *p,
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| 142 | WOLFSSL_BIGNUM *x,
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| 143 | WOLFSSL_BIGNUM *y,
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| 144 | WOLFSSL_BN_CTX *ctx);
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| 145 | WOLFSSL_API
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| 146 | int wolfSSL_EC_POINT_mul(const WOLFSSL_EC_GROUP *group, WOLFSSL_EC_POINT *r,
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| 147 | const WOLFSSL_BIGNUM *n,
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| 148 | const WOLFSSL_EC_POINT *q, const WOLFSSL_BIGNUM *m,
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| 149 | WOLFSSL_BN_CTX *ctx);
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| 150 | WOLFSSL_API
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| 151 | void wolfSSL_EC_POINT_clear_free(WOLFSSL_EC_POINT *point);
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| 152 | WOLFSSL_API
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| 153 | int wolfSSL_EC_POINT_cmp(const WOLFSSL_EC_GROUP *group,
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| 154 | const WOLFSSL_EC_POINT *a, const WOLFSSL_EC_POINT *b,
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| 155 | WOLFSSL_BN_CTX *ctx);
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| 156 | WOLFSSL_API
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| 157 | void wolfSSL_EC_POINT_free(WOLFSSL_EC_POINT *point);
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| 158 | WOLFSSL_API
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| 159 | int wolfSSL_EC_POINT_is_at_infinity(const WOLFSSL_EC_GROUP *group,
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| 160 | const WOLFSSL_EC_POINT *a);
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| 161 |
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| 162 | #define EC_KEY_free wolfSSL_EC_KEY_free
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| 163 | #define EC_KEY_get0_public_key wolfSSL_EC_KEY_get0_public_key
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| 164 | #define EC_KEY_get0_group wolfSSL_EC_KEY_get0_group
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| 165 | #define EC_KEY_set_private_key wolfSSL_EC_KEY_set_private_key
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| 166 | #define EC_KEY_get0_private_key wolfSSL_EC_KEY_get0_private_key
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| 167 | #define EC_KEY_new_by_curve_name wolfSSL_EC_KEY_new_by_curve_name
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| 168 | #define EC_KEY_set_group wolfSSL_EC_KEY_set_group
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| 169 | #define EC_KEY_generate_key wolfSSL_EC_KEY_generate_key
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| 170 | #define EC_KEY_set_asn1_flag wolfSSL_EC_KEY_set_asn1_flag
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| 171 | #define EC_KEY_set_public_key wolfSSL_EC_KEY_set_public_key
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| 172 | #define EC_KEY_new wolfSSL_EC_KEY_new
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| 173 |
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| 174 | #define EC_GROUP_set_asn1_flag wolfSSL_EC_GROUP_set_asn1_flag
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| 175 | #define EC_GROUP_new_by_curve_name wolfSSL_EC_GROUP_new_by_curve_name
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| 176 | #define EC_GROUP_cmp wolfSSL_EC_GROUP_cmp
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| 177 | #define EC_GROUP_get_curve_name wolfSSL_EC_GROUP_get_curve_name
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| 178 | #define EC_GROUP_get_degree wolfSSL_EC_GROUP_get_degree
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| 179 | #define EC_GROUP_get_order wolfSSL_EC_GROUP_get_order
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| 180 | #define EC_GROUP_free wolfSSL_EC_GROUP_free
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| 181 |
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| 182 | #define EC_POINT_new wolfSSL_EC_POINT_new
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| 183 | #define EC_POINT_get_affine_coordinates_GFp \
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| 184 | wolfSSL_EC_POINT_get_affine_coordinates_GFp
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| 185 | #define EC_POINT_mul wolfSSL_EC_POINT_mul
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| 186 | #define EC_POINT_clear_free wolfSSL_EC_POINT_clear_free
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| 187 | #define EC_POINT_cmp wolfSSL_EC_POINT_cmp
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| 188 | #define EC_POINT_free wolfSSL_EC_POINT_free
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| 189 | #define EC_POINT_is_at_infinity wolfSSL_EC_POINT_is_at_infinity
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| 190 |
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| 191 | #ifdef __cplusplus
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| 192 | } /* extern "C" */
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| 193 | #endif
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| 194 |
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| 195 | #endif /* header */
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