当前位置: 首页>>代码示例>>C++>>正文

C++ EC_GROUP_get_curve_name函数代码示例

本文整理汇总了C++中EC_GROUP_get_curve_name函数的典型用法代码示例。如果您正苦于以下问题：C++ EC_GROUP_get_curve_name函数的具体用法？C++ EC_GROUP_get_curve_name怎么用？C++ EC_GROUP_get_curve_name使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了EC_GROUP_get_curve_name函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: pkey_gost_init

/* Allocates new gost_pmeth_data structure and assigns it as data */
static int pkey_gost_init(EVP_PKEY_CTX *ctx)
{
    struct gost_pmeth_data *data;
    EVP_PKEY *pkey = EVP_PKEY_CTX_get0_pkey(ctx);
    data = OPENSSL_malloc(sizeof(struct gost_pmeth_data));
    if (!data)
        return 0;
    memset(data, 0, sizeof(struct gost_pmeth_data));
    if (pkey && EVP_PKEY_get0(pkey)) {
        switch (EVP_PKEY_base_id(pkey)) {
        case NID_id_GostR3410_94:
            data->sign_param_nid = gost94_nid_by_params(EVP_PKEY_get0(pkey));
            break;
        case NID_id_GostR3410_2001:
            data->sign_param_nid =
                EC_GROUP_get_curve_name(EC_KEY_get0_group
                                        (EVP_PKEY_get0((EVP_PKEY *)pkey)));
            break;
        default:
            return 0;
        }
    }
    EVP_PKEY_CTX_set_data(ctx, data);
    return 1;
}
开发者ID:5y，项目名称:node，代码行数:26，代码来源:gost_pmeth.c

示例2: eckey_param2type

static int 
eckey_param2type(int *pptype, void **ppval, EC_KEY * ec_key)
{
	const EC_GROUP *group;
	int nid;
	if (ec_key == NULL || (group = EC_KEY_get0_group(ec_key)) == NULL) {
		ECerr(EC_F_ECKEY_PARAM2TYPE, EC_R_MISSING_PARAMETERS);
		return 0;
	}
	if (EC_GROUP_get_asn1_flag(group) &&
	    (nid = EC_GROUP_get_curve_name(group))) {
		/* we have a 'named curve' => just set the OID */
		*ppval = OBJ_nid2obj(nid);
		*pptype = V_ASN1_OBJECT;
	} else {
		/* explicit parameters */
		ASN1_STRING *pstr = NULL;
		pstr = ASN1_STRING_new();
		if (!pstr)
			return 0;
		pstr->length = i2d_ECParameters(ec_key, &pstr->data);
		if (pstr->length <= 0) {
			ASN1_STRING_free(pstr);
			ECerr(EC_F_ECKEY_PARAM2TYPE, ERR_R_EC_LIB);
			return 0;
		}
		*ppval = pstr;
		*pptype = V_ASN1_SEQUENCE;
	}
	return 1;
}
开发者ID:Heratom，项目名称:Firefly-project，代码行数:31，代码来源:ec_ameth.c

示例3: encode_gost01_algor_params

static ASN1_STRING *
encode_gost01_algor_params(const EVP_PKEY *key)
{
	ASN1_STRING *params = ASN1_STRING_new();
	GOST_KEY_PARAMS *gkp = GOST_KEY_PARAMS_new();
	int pkey_param_nid = NID_undef;

	if (params == NULL || gkp == NULL) {
		GOSTerr(GOST_F_ENCODE_GOST01_ALGOR_PARAMS,
		    ERR_R_MALLOC_FAILURE);
		ASN1_STRING_free(params);
		params = NULL;
		goto err;
	}

	pkey_param_nid =
	    EC_GROUP_get_curve_name(GOST_KEY_get0_group(key->pkey.gost));
	gkp->key_params = OBJ_nid2obj(pkey_param_nid);
	gkp->hash_params = OBJ_nid2obj(GOST_KEY_get_digest(key->pkey.gost));
	/*gkp->cipher_params = OBJ_nid2obj(cipher_param_nid); */
	params->length = i2d_GOST_KEY_PARAMS(gkp, &params->data);
	if (params->length <= 0) {
		GOSTerr(GOST_F_ENCODE_GOST01_ALGOR_PARAMS,
		    ERR_R_MALLOC_FAILURE);
		ASN1_STRING_free(params);
		params = NULL;
		goto err;
	}
	params->type = V_ASN1_SEQUENCE;
err:
	GOST_KEY_PARAMS_free(gkp);
	return params;
}
开发者ID:ajinkya93，项目名称:OpenBSD，代码行数:33，代码来源:gostr341001_ameth.c

示例4: ssl_verify_ecdsa

static int ssl_verify_ecdsa(SSL *ssl, const uint8_t *signature,
                            size_t signature_len, int curve, const EVP_MD *md,
                            EVP_PKEY *pkey, const uint8_t *in, size_t in_len) {
  EC_KEY *ec_key = EVP_PKEY_get0_EC_KEY(pkey);
  if (ec_key == NULL) {
    OPENSSL_PUT_ERROR(SSL, SSL_R_WRONG_SIGNATURE_TYPE);
    return 0;
  }

  /* In TLS 1.3, the curve is also specified by the signature algorithm. */
  if (ssl3_protocol_version(ssl) >= TLS1_3_VERSION &&
      (curve == NID_undef ||
       EC_GROUP_get_curve_name(EC_KEY_get0_group(ec_key)) != curve)) {
    OPENSSL_PUT_ERROR(SSL, SSL_R_WRONG_SIGNATURE_TYPE);
    return 0;
  }

  EVP_MD_CTX md_ctx;
  EVP_MD_CTX_init(&md_ctx);
  int ret = EVP_DigestVerifyInit(&md_ctx, NULL, md, NULL, pkey) &&
            EVP_DigestVerifyUpdate(&md_ctx, in, in_len) &&
            EVP_DigestVerifyFinal(&md_ctx, signature, signature_len);
  EVP_MD_CTX_cleanup(&md_ctx);
  return ret;
}
开发者ID:gengchao，项目名称:boringssl，代码行数:25，代码来源:ssl_rsa.c

示例5: ssl_sign_ecdsa

static int ssl_sign_ecdsa(SSL *ssl, uint8_t *out, size_t *out_len,
                          size_t max_out, int curve, const EVP_MD *md,
                          const uint8_t *in, size_t in_len) {
  EC_KEY *ec_key = EVP_PKEY_get0_EC_KEY(ssl->cert->privatekey);
  if (ec_key == NULL) {
    OPENSSL_PUT_ERROR(SSL, SSL_R_WRONG_SIGNATURE_TYPE);
    return 0;
  }

  /* In TLS 1.3, the curve is also specified by the signature algorithm. */
  if (ssl3_protocol_version(ssl) >= TLS1_3_VERSION &&
      (curve == NID_undef ||
       EC_GROUP_get_curve_name(EC_KEY_get0_group(ec_key)) != curve)) {
    OPENSSL_PUT_ERROR(SSL, SSL_R_WRONG_SIGNATURE_TYPE);
    return 0;
  }

  EVP_MD_CTX ctx;
  EVP_MD_CTX_init(&ctx);
  *out_len = max_out;
  int ret = EVP_DigestSignInit(&ctx, NULL, md, NULL, ssl->cert->privatekey) &&
            EVP_DigestSignUpdate(&ctx, in, in_len) &&
            EVP_DigestSignFinal(&ctx, out, out_len);
  EVP_MD_CTX_cleanup(&ctx);
  return ret;
}
开发者ID:gengchao，项目名称:boringssl，代码行数:26，代码来源:ssl_rsa.c

示例6: gost2001_param_encode

static int gost2001_param_encode(const EVP_PKEY *pkey, unsigned char **pder)
{
    int nid =
        EC_GROUP_get_curve_name(EC_KEY_get0_group
                                (EVP_PKEY_get0((EVP_PKEY *)pkey)));
    return i2d_ASN1_OBJECT(OBJ_nid2obj(nid), pder);
}
开发者ID:bbidd985，项目名称:IEEE_Taggant_System，代码行数:7，代码来源:gost_ameth.c

示例7: keygen

static EC_KEY *
keygen(const char *dbdir, const char *name,
       const char *grpname, const char *use, bool adv,
       const char *file, int line)
{
    char fname[PATH_MAX];
    char cmd[PATH_MAX*2];
    EC_GROUP *grp = NULL;
    EC_KEY *key = NULL;
    FILE *f = NULL;

    test(snprintf(fname, sizeof(fname), "%s/%s", dbdir, name) > 0);
    test(snprintf(cmd, sizeof(cmd),
	          "../progs/tang-gen -%c %s %s %s >/dev/null",
	          adv ? 'A' : 'a', grpname, use, fname) > 1);

    test(system(cmd) == 0);
    test(f = fopen(fname, "r"));

    test(grp = PEM_read_ECPKParameters(f, NULL, NULL, NULL));
    test(EC_GROUP_get_curve_name(grp) != NID_undef);

    test(key = PEM_read_ECPrivateKey(f, NULL, NULL, NULL));
    test(EC_KEY_set_group(key, grp) > 0);

    EC_GROUP_free(grp);
    fclose(f);
    return key;
}
开发者ID:ep69，项目名称:tang，代码行数:29，代码来源:client.c

示例8: get_algorithm

unsigned char get_algorithm(EVP_PKEY *key) {
  int type = EVP_PKEY_type(key->type);
  switch(type) {
    case EVP_PKEY_RSA:
      {
        RSA *rsa = EVP_PKEY_get1_RSA(key);
        int size = RSA_size(rsa);
        if(size == 256) {
          return YKPIV_ALGO_RSA2048;
        } else if(size == 128) {
          return YKPIV_ALGO_RSA1024;
        } else {
          fprintf(stderr, "Unusable key of %d bits, only 1024 and 2048 are supported.\n", size * 8);
          return 0;
        }
      }
    case EVP_PKEY_EC:
      {
        EC_KEY *ec = EVP_PKEY_get1_EC_KEY(key);
        const EC_GROUP *group = EC_KEY_get0_group(ec);
        int curve = EC_GROUP_get_curve_name(group);
        if(curve == NID_X9_62_prime256v1) {
          return YKPIV_ALGO_ECCP256;
        } else if(curve == NID_secp384r1) {
          return YKPIV_ALGO_ECCP384;
        } else {
          fprintf(stderr, "Unknown EC curve %d\n", curve);
          return 0;
        }
      }
    default:
      fprintf(stderr, "Unknown algorithm %d.\n", type);
      return 0;
  }
}
开发者ID:digideskio，项目名称:yubico-piv-tool，代码行数:35，代码来源:util.c

示例9: print_gost_01

static int print_gost_01(BIO *out, const EVP_PKEY *pkey, int indent,
	ASN1_PCTX *pctx, int type)
	{
	int param_nid = NID_undef;
	if (type == 2) 
		{
		BIGNUM *key;

		if (!BIO_indent(out,indent,128)) return 0;
		BIO_printf(out,"Private key: ");
		key = gost_get0_priv_key(pkey);
		if (!key) 
			BIO_printf(out,"<undefined)");
		else 
			BN_print(out,key);
		BIO_printf(out,"\n");
		}
	if (type >= 1) 
		{
		BN_CTX *ctx = BN_CTX_new();
		BIGNUM *X,*Y;
		const EC_POINT *pubkey;
		const EC_GROUP *group;

		if (!ctx) 
			{
			GOSTerr(GOST_F_PRINT_GOST_01,ERR_R_MALLOC_FAILURE);
			return 0;
			}
		BN_CTX_start(ctx);
		X = BN_CTX_get(ctx);
		Y = BN_CTX_get(ctx);
		pubkey = EC_KEY_get0_public_key((EC_KEY *)EVP_PKEY_get0((EVP_PKEY *)pkey));
		group = EC_KEY_get0_group((EC_KEY *)EVP_PKEY_get0((EVP_PKEY *)pkey));
		if (!EC_POINT_get_affine_coordinates_GFp(group,pubkey,X,Y,ctx)) 
			{
			GOSTerr(GOST_F_PRINT_GOST_01,ERR_R_EC_LIB);
			BN_CTX_free(ctx);
			return 0;
			}
		if (!BIO_indent(out,indent,128)) return 0;
		BIO_printf(out,"Public key:\n");
		if (!BIO_indent(out,indent+3,128)) return 0;
		BIO_printf(out,"X:");
		BN_print(out,X);
		BIO_printf(out,"\n");
		BIO_indent(out,indent+3,128);
		BIO_printf(out,"Y:");
		BN_print(out,Y);
		BIO_printf(out,"\n");
		BN_CTX_end(ctx);
		BN_CTX_free(ctx);
		}

	param_nid = EC_GROUP_get_curve_name(EC_KEY_get0_group(EVP_PKEY_get0((EVP_PKEY *)pkey)));
	if (!BIO_indent(out,indent,128)) return 0;
	BIO_printf(out,"Parameter set: %s\n",OBJ_nid2ln(param_nid));
	return 1;
}
开发者ID:0culus，项目名称:openssl，代码行数:59，代码来源:gost_ameth.c

示例10: SSL_set_tmp_ecdh

int SSL_set_tmp_ecdh(SSL *ssl, const EC_KEY *ec_key) {
  if (ec_key == NULL || EC_KEY_get0_group(ec_key) == NULL) {
    OPENSSL_PUT_ERROR(SSL, ERR_R_PASSED_NULL_PARAMETER);
    return 0;
  }
  ssl->cert->ecdh_nid = EC_GROUP_get_curve_name(EC_KEY_get0_group(ec_key));
  return 1;
}
开发者ID:aaapei，项目名称:libquic，代码行数:8，代码来源:s3_lib.c

示例11: SSL_set_tmp_ecdh

int SSL_set_tmp_ecdh(SSL *ssl, const EC_KEY *ec_key) {
  if (ec_key == NULL || EC_KEY_get0_group(ec_key) == NULL) {
    OPENSSL_PUT_ERROR(SSL, ERR_R_PASSED_NULL_PARAMETER);
    return 0;
  }
  int nid = EC_GROUP_get_curve_name(EC_KEY_get0_group(ec_key));
  return SSL_set1_curves(ssl, &nid, 1);
}
开发者ID:Crawping，项目名称:chromium_extract，代码行数:8，代码来源:s3_lib.c

示例12: param_cmp_gost_ec

static int param_cmp_gost_ec(const EVP_PKEY *a, const EVP_PKEY *b)
{
    const EC_GROUP *group_a, *group_b;
    EC_KEY *ec_a = EVP_PKEY_get0((EVP_PKEY *)a);
    EC_KEY *ec_b = EVP_PKEY_get0((EVP_PKEY *)b);
    if (!ec_a || !ec_b)
        return 0;

    group_a = EC_KEY_get0_group(ec_a);
    group_b = EC_KEY_get0_group(ec_b);
    if (!group_a || !group_b)
        return 0;

    if (EC_GROUP_get_curve_name(group_a) == EC_GROUP_get_curve_name(group_b)) {
        return 1;
    }
    return 0;
}
开发者ID:andbortnik，项目名称:engine，代码行数:18，代码来源:gost_ameth.c

示例13: LOG_FUNC

Handle<JwkEc> JwkEc::From(Handle<ScopedEVP_PKEY> pkey, int &key_type) {
	LOG_FUNC();

	LOG_INFO("Check key_type");
	if (!(key_type == NODESSL_KT_PRIVATE || key_type == NODESSL_KT_PUBLIC)) {
		THROW_ERROR("Wrong value of key_type");
	}

	LOG_INFO("Check pkey");
	if (pkey == nullptr) {
		THROW_ERROR("Key value is nullptr");
	}
	if (pkey->Get()->type != EVP_PKEY_EC) {
		THROW_ERROR("Key is not EC type");
	}

	LOG_INFO("Create JWK Object");
	Handle<JwkEc> jwk(new JwkEc());

	EC_KEY *ec = nullptr;
	const EC_POINT *point = nullptr;

	ScopedBN_CTX ctx(nullptr);
	const EC_GROUP *group = nullptr;

	LOG_INFO("Convert EC to JWK");
	ec = pkey->Get()->pkey.ec;

	point = EC_KEY_get0_public_key(const_cast<const EC_KEY*>(ec));
	group = EC_KEY_get0_group(ec);
	ctx = BN_CTX_new();

	LOG_INFO("Get curve name");
	jwk->crv = EC_GROUP_get_curve_name(group);

	ScopedBIGNUM x, y;
	x = BN_CTX_get(ctx.Get());
	y = BN_CTX_get(ctx.Get());

	LOG_INFO("Get public key");
	if (1 != EC_POINT_get_affine_coordinates_GF2m(group, point, x.Get(), y.Get(), ctx.Get())) {
		THROW_OPENSSL("EC_POINT_get_affine_coordinates_GF2m");
	}
	jwk->x = BN_dup(x.Get());
	jwk->y = BN_dup(y.Get());

	if (key_type == NODESSL_KT_PRIVATE) {
		const BIGNUM *d = EC_KEY_get0_private_key(const_cast<const EC_KEY*>(ec));
		jwk->d = BN_dup(d);
		if (jwk->d.isEmpty()) {
			THROW_OPENSSL("EC_KEY_get0_private_key");
		}
	}
	
	return jwk;
}
开发者ID:Seikho，项目名称:node-webcrypto-ossl，代码行数:56，代码来源:ec_jwk.cpp

示例14: pkey_type

static int pkey_type(EVP_PKEY *pkey)
{
    int nid = EVP_PKEY_id(pkey);

#ifndef OPENSSL_NO_EC
    if (nid == EVP_PKEY_EC) {
        const EC_KEY *ec = EVP_PKEY_get0_EC_KEY(pkey);
        return EC_GROUP_get_curve_name(EC_KEY_get0_group(ec));
    }
#endif
    return nid;
}
开发者ID:Castaglia，项目名称:openssl，代码行数:12，代码来源:handshake_helper.c

示例15: pki_key_ecdsa_to_nid

static int pki_key_ecdsa_to_nid(EC_KEY *k)
{
    const EC_GROUP *g = EC_KEY_get0_group(k);
    int nid;

    nid = EC_GROUP_get_curve_name(g);
    if (nid) {
        return nid;
    }

    return -1;
}
开发者ID:codinn，项目名称:libssh，代码行数:12，代码来源:pki_crypto.c


注：本文中的EC_GROUP_get_curve_name函数示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。