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C++ EVP_PKEY_get1_EC_KEY函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中EVP_PKEY_get1_EC_KEY函数的典型用法代码示例。如果您正苦于以下问题：C++ EVP_PKEY_get1_EC_KEY函数的具体用法？C++ EVP_PKEY_get1_EC_KEY怎么用？C++ EVP_PKEY_get1_EC_KEY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EVP_PKEY_get1_EC_KEY函数的20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，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: cardfingerprint

static int cardfingerprint(void *ctx,char *file,void *out)
{
	int r=NOCARD;
	int len;
	EVP_PKEY *key;
	RSA *rsa=NULL;
	EC_KEY *ec=NULL;
	ENGINE *e=(ENGINE *)ctx;
	unsigned char bfr[2048];
	unsigned char *p=bfr;

	resume_engine(e,engbits);

	if(!(key=ENGINE_load_public_key(e,file,NULL,NULL)))goto err1;

	r=CRYPTOFAIL;

#if OPENSSL_VERSION_NUMBER >= 0x1010000fL
	if(EVP_PKEY_get0_RSA(key))
	{
		if(!(rsa=EVP_PKEY_get1_RSA(key)))goto err2;
		if((len=i2d_RSA_PUBKEY(rsa,NULL))>sizeof(bfr))goto err3;
		if(i2d_RSA_PUBKEY(rsa,&p)!=len)goto err3;
	}
	else if(EVP_PKEY_get0_EC_KEY(key))
	{
		if(!(ec=EVP_PKEY_get1_EC_KEY(key)))goto err2;
		if((len=i2d_EC_PUBKEY(ec,NULL))>sizeof(bfr))goto err3;
		if(i2d_EC_PUBKEY(ec,&p)!=len)goto err3;
	}
	else goto err2;
#else
	switch(EVP_PKEY_type(key->type))
	{
	case EVP_PKEY_RSA:
		if(!(rsa=EVP_PKEY_get1_RSA(key)))goto err2;
		if((len=i2d_RSA_PUBKEY(rsa,NULL))>sizeof(bfr))goto err3;
		if(i2d_RSA_PUBKEY(rsa,&p)!=len)goto err3;
		break;

	case EVP_PKEY_EC:
		if(!(ec=EVP_PKEY_get1_EC_KEY(key)))goto err2;
		if((len=i2d_EC_PUBKEY(ec,NULL))>sizeof(bfr))goto err3;
		if(i2d_EC_PUBKEY(ec,&p)!=len)goto err3;
		break;

	default:goto err2;
	}
#endif

	if(out)sha256(bfr,len,out);
	r=OK;

err3:	if(rsa)RSA_free(rsa);
	if(ec)EC_KEY_free(ec);
	memclear(bfr,0,sizeof(bfr));
err2:	EVP_PKEY_free(key);
err1:	suspend_engine(e,&engbits);
	return r;
}
开发者ID:not1337，项目名称:pam_pivcard，代码行数:60，代码来源:pivhelper.c


示例2: getPublicKeyRaw

void getPublicKeyRaw(ecc_key_t *pubkeyraw, char *inFile)
{
	EVP_PKEY* pkey;
	EC_KEY *key;
	const EC_GROUP *ecgrp;
	const EC_POINT *ecpoint;
	BIGNUM *pubkeyBN;
	unsigned char pubkeyData[1 + 2*EC_COORDBYTES];

	FILE *fp = fopen( inFile, "r");
	pkey = PEM_read_PrivateKey(fp, NULL, NULL, NULL);
	assert(pkey);

	key = EVP_PKEY_get1_EC_KEY(pkey);
	assert(key);
	ecgrp = EC_KEY_get0_group(key);
	assert(ecgrp);
	ecpoint = EC_KEY_get0_public_key(key);
	assert(ecpoint);
	pubkeyBN = EC_POINT_point2bn(ecgrp, ecpoint, POINT_CONVERSION_UNCOMPRESSED, NULL, NULL);
	BN_bn2bin(pubkeyBN, pubkeyData);

	if (debug)
		printBytes((char *)"pubkey (RAW) = ", &pubkeyData[1], sizeof(pubkeyData) - 1, 32);

	memcpy(*pubkeyraw, &pubkeyData[1], sizeof(ecc_key_t));

	EC_KEY_free(key);
	EVP_PKEY_free(pkey);
	fclose(fp);

	return;
}
开发者ID:ajdlinux，项目名称:skiboot，代码行数:33，代码来源:create-container.c


示例3: R_ecdsa_priv_decompose

SEXP R_ecdsa_priv_decompose(SEXP input){
#ifndef OPENSSL_NO_EC
  BIO *mem = BIO_new_mem_buf(RAW(input), LENGTH(input));
  EVP_PKEY *pkey = d2i_PrivateKey_bio(mem, NULL);
  BIO_free(mem);
  bail(!!pkey);
  EC_KEY *ec = EVP_PKEY_get1_EC_KEY(pkey);
  const EC_POINT *pubkey = EC_KEY_get0_public_key(ec);
  const EC_GROUP *group = EC_KEY_get0_group(ec);
  int nid = EC_GROUP_get_curve_name(group);
  int keysize = nid_keysize(nid);
  BIGNUM *x = BN_new();
  BIGNUM *y = BN_new();
  BIGNUM *z = (BIGNUM*) EC_KEY_get0_private_key(ec);
  BN_CTX *ctx = BN_CTX_new();
  bail(EC_POINT_get_affine_coordinates_GFp(group, pubkey, x, y, ctx));
  BN_CTX_free(ctx);
  SEXP res = PROTECT(allocVector(VECSXP, 4));
  SET_VECTOR_ELT(res, 0, mkString(my_nid2nist(nid)));
  SET_VECTOR_ELT(res, 1, bignum_to_r_size(x, keysize));
  SET_VECTOR_ELT(res, 2, bignum_to_r_size(y, keysize));
  SET_VECTOR_ELT(res, 3, bignum_to_r_size(z, keysize));
  BN_free(x);
  BN_free(y);
  EVP_PKEY_free(pkey);
  UNPROTECT(1);
  return res;
#else //OPENSSL_NO_EC
  Rf_error("OpenSSL has been configured without EC support");
#endif //OPENSSL_NO_EC
}
开发者ID:cran，项目名称:openssl，代码行数:31，代码来源:openssh.c


示例4: opensslecdsa_todns

static isc_result_t
opensslecdsa_todns(const dst_key_t *key, isc_buffer_t *data) {
	isc_result_t ret;
	EVP_PKEY *pkey;
	EC_KEY *eckey = NULL;
	isc_region_t r;
	int len;
	unsigned char *cp;
	unsigned char buf[DNS_KEY_ECDSA384SIZE + 1];

	REQUIRE(key->keydata.pkey != NULL);

	pkey = key->keydata.pkey;
	eckey = EVP_PKEY_get1_EC_KEY(pkey);
	if (eckey == NULL)
		return (dst__openssl_toresult(ISC_R_FAILURE));
	len = i2o_ECPublicKey(eckey, NULL);
	/* skip form */
	len--;

	isc_buffer_availableregion(data, &r);
	if (r.length < (unsigned int) len)
		DST_RET (ISC_R_NOSPACE);
	cp = buf;
	if (!i2o_ECPublicKey(eckey, &cp))
		DST_RET (dst__openssl_toresult(ISC_R_FAILURE));
	memmove(r.base, buf + 1, len);
	isc_buffer_add(data, len);
	ret = ISC_R_SUCCESS;

 err:
	if (eckey != NULL)
		EC_KEY_free(eckey);
	return (ret);
}
开发者ID:SvenDowideit，项目名称:clearlinux，代码行数:35，代码来源:opensslecdsa_link.c


示例5: ERR_load_BIO_strings

	EC_KEY* crypt_ec_helper::load_key_pair(std::string path)
	{
		BIO *in;
		int i;
		FILE* infile;
		EVP_PKEY *pkey = NULL;

		ERR_load_BIO_strings();
		ERR_load_crypto_strings();

		pkey = EVP_PKEY_new();

		EC_GROUP *ecgroup = EC_GROUP_new_by_curve_name(NID_secp256k1);

		infile = fopen(path.c_str(), "r");

		in = BIO_new(BIO_s_file());
		in = BIO_new_fp(infile, BIO_NOCLOSE);

		PEM_read_bio_PrivateKey(in, &pkey, NULL, NULL);

		fclose(infile);

		eckey = EVP_PKEY_get1_EC_KEY(pkey);

		EC_GROUP_free(ecgroup);
		EVP_PKEY_free(pkey);
		BIO_free_all(in);

		return eckey;
	}
开发者ID:decentralised-project，项目名称:dc-gui，代码行数:31，代码来源:crypt_ec_helper.cpp


示例6: e

blob WSService::pubkey_from_cert(X509* x509) {
	std::runtime_error e("Certificate error");

	EC_GROUP* ec_group = EC_GROUP_new_by_curve_name(OBJ_sn2nid("prime256v1"));
	BN_CTX* bn_ctx = BN_CTX_new();

	std::vector<uint8_t> raw_public(33);

	try {
		if(ec_group == NULL || bn_ctx == NULL) throw e;

		EVP_PKEY* remote_pkey = X509_get_pubkey(x509);	if(remote_pkey == NULL) throw e;
		EC_KEY* remote_eckey = EVP_PKEY_get1_EC_KEY(remote_pkey);	if(remote_eckey == NULL) throw e;
		const EC_POINT* remote_pubkey = EC_KEY_get0_public_key(remote_eckey);	if(remote_pubkey == NULL) throw e;

		EC_POINT_point2oct(ec_group, remote_pubkey, POINT_CONVERSION_COMPRESSED, raw_public.data(), raw_public.size(), bn_ctx);
	}catch(...){
		BN_CTX_free(bn_ctx); EC_GROUP_free(ec_group);
		bn_ctx = NULL; ec_group = NULL;

		throw;
	}

	BN_CTX_free(bn_ctx); EC_GROUP_free(ec_group);

	return raw_public;
}
开发者ID:arno01，项目名称:librevault，代码行数:27，代码来源:WSService.cpp


示例7: sign_ec

static int sign_ec(EVP_PKEY* pkey, keymaster_ec_sign_params_t* sign_params, const uint8_t* data,
                   const size_t dataLength, uint8_t** signedData, size_t* signedDataLength) {
    if (sign_params->digest_type != DIGEST_NONE) {
        ALOGW("Cannot handle digest type %d", sign_params->digest_type);
        return -1;
    }

    Unique_EC_KEY eckey(EVP_PKEY_get1_EC_KEY(pkey));
    if (eckey.get() == NULL) {
        logOpenSSLError("openssl_sign_ec");
        return -1;
    }

    unsigned int ecdsaSize = ECDSA_size(eckey.get());
    UniquePtr<uint8_t, Malloc_Free> signedDataPtr(reinterpret_cast<uint8_t*>(malloc(ecdsaSize)));
    if (signedDataPtr.get() == NULL) {
        logOpenSSLError("openssl_sign_ec");
        return -1;
    }

    unsigned char* tmp = reinterpret_cast<unsigned char*>(signedDataPtr.get());
    if (ECDSA_sign(0, data, dataLength, tmp, &ecdsaSize, eckey.get()) <= 0) {
        logOpenSSLError("openssl_sign_ec");
        return -1;
    }

    *signedDataLength = ecdsaSize;
    *signedData = signedDataPtr.release();

    return 0;
}
开发者ID:LordNerevar，项目名称:system_security，代码行数:31，代码来源:keymaster_openssl.cpp


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, "Unuseable key of %d bits, only 1024 and 2048 is 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 {
          fprintf(stderr, "Unknown EC curve %d\n", curve);
          return 0;
        }
      }
    default:
      fprintf(stderr, "Unknown algorithm %d.\n", type);
      return 0;
  }
}
开发者ID:chevah，项目名称:yubico-piv-tool，代码行数:33，代码来源:util.c


示例9: ecdsa_check

static isc_result_t
ecdsa_check(EC_KEY *eckey, dst_key_t *pub)
{
	isc_result_t ret = ISC_R_FAILURE;
	EVP_PKEY *pkey;
	EC_KEY *pubeckey = NULL;
	const EC_POINT *pubkey;

	if (pub == NULL)
		return (ISC_R_SUCCESS);
	pkey = pub->keydata.pkey;
	if (pkey == NULL)
		return (ISC_R_SUCCESS);
	pubeckey = EVP_PKEY_get1_EC_KEY(pkey);
	if (pubeckey == NULL)
		return (ISC_R_SUCCESS);
	pubkey = EC_KEY_get0_public_key(pubeckey);
	if (pubkey == NULL)
		DST_RET (ISC_R_SUCCESS);
	if (EC_KEY_set_public_key(eckey, pubkey) != 1)
		DST_RET (ISC_R_SUCCESS);
	if (EC_KEY_check_key(eckey) == 1)
		DST_RET (ISC_R_SUCCESS);

 err:
	if (pubeckey != NULL)
		EC_KEY_free(pubeckey);
	return (ret);
}
开发者ID:SvenDowideit，项目名称:clearlinux，代码行数:29，代码来源:opensslecdsa_link.c


示例10: R_pubkey_bitsize

SEXP R_pubkey_bitsize(SEXP input){
  BIO *mem = BIO_new_mem_buf(RAW(input), LENGTH(input));
  EVP_PKEY *pkey = d2i_PUBKEY_bio(mem, NULL);
  BIO_free(mem);
  if(!pkey)
    return R_NilValue;
  int size = 0;
  const BIGNUM * val;
  switch(EVP_PKEY_base_id(pkey)){
  case EVP_PKEY_RSA:
    MY_RSA_get0_key(EVP_PKEY_get1_RSA(pkey), &val, NULL, NULL);
    size = BN_num_bits(val);
    break;
  case EVP_PKEY_DSA:
    MY_DSA_get0_pqg(EVP_PKEY_get1_DSA(pkey), &val, NULL, NULL);
    size = BN_num_bits(val);
    break;
#ifndef OPENSSL_NO_EC
  case EVP_PKEY_EC:
    size = ec_bitsize(EC_GROUP_get_curve_name(EC_KEY_get0_group(EVP_PKEY_get1_EC_KEY(pkey))));
    break;
#endif //OPENSSL_NO_EC
  default:
    Rf_error("Unsupported key type: %d", EVP_PKEY_base_id(pkey));
  }
  EVP_PKEY_free(pkey);
  return ScalarInteger(size);
}
开发者ID:cran，项目名称:openssl，代码行数:28，代码来源:keys.c


示例11: SSL_get_privatekey

static EC_KEY *ecdh_auto_cb(SSL *ssl, int is_export, int keylength)
{
	static EC_KEY *ecdh;
	int last_nid;
	int nid = 0;
	EVP_PKEY *pk;
	EC_KEY *ec;

	/* pick curve from EC key */
	pk = SSL_get_privatekey(ssl);
	if (pk && pk->type == EVP_PKEY_EC) {
		ec = EVP_PKEY_get1_EC_KEY(pk);
		if (ec) {
			nid = EC_GROUP_get_curve_name(EC_KEY_get0_group(ec));
			EC_KEY_free(ec);
		}
	}

	/* ssl->tlsext_ellipticcurvelist is empty, nothing else to do... */
	if (nid == 0)
		nid = NID_X9_62_prime256v1;

	if (ecdh) {
		last_nid = EC_GROUP_get_curve_name(EC_KEY_get0_group(ecdh));
		if (last_nid == nid)
			return ecdh;
		EC_KEY_free(ecdh);
		ecdh = NULL;
	}

	ecdh = EC_KEY_new_by_curve_name(nid);
	return ecdh;
}
开发者ID:greenplum-db，项目名称:libusual，代码行数:33，代码来源:tls_compat.c


示例12: s2n_evp_pkey_to_ecdsa_private_key

int s2n_evp_pkey_to_ecdsa_private_key(s2n_ecdsa_private_key *ecdsa_key, EVP_PKEY *evp_private_key)
{
    EC_KEY *ec_key = EVP_PKEY_get1_EC_KEY(evp_private_key);
    S2N_ERROR_IF(ec_key == NULL, S2N_ERR_DECODE_PRIVATE_KEY);
    
    ecdsa_key->ec_key = ec_key;
    return 0;
}
开发者ID:awslabs，项目名称:s2n，代码行数:8，代码来源:s2n_ecdsa.c


示例13: s2n_evp_pkey_to_ecdsa_public_key

int s2n_evp_pkey_to_ecdsa_public_key(s2n_ecdsa_public_key *ecdsa_key, EVP_PKEY *evp_public_key)
{
    EC_KEY *ec_key = EVP_PKEY_get1_EC_KEY(evp_public_key);
    S2N_ERROR_IF(ec_key == NULL, S2N_ERR_DECODE_CERTIFICATE);
    
    ecdsa_key->ec_key = ec_key;
    return 0;
}
开发者ID:awslabs，项目名称:s2n，代码行数:8，代码来源:s2n_ecdsa.c


示例14: opensslecdsa_compare

static isc_boolean_t
opensslecdsa_compare(const dst_key_t *key1, const dst_key_t *key2) {
	isc_boolean_t ret;
	int status;
	EVP_PKEY *pkey1 = key1->keydata.pkey;
	EVP_PKEY *pkey2 = key2->keydata.pkey;
	EC_KEY *eckey1 = NULL;
	EC_KEY *eckey2 = NULL;
	const BIGNUM *priv1, *priv2;

	if (pkey1 == NULL && pkey2 == NULL)
		return (ISC_TRUE);
	else if (pkey1 == NULL || pkey2 == NULL)
		return (ISC_FALSE);

	eckey1 = EVP_PKEY_get1_EC_KEY(pkey1);
	eckey2 = EVP_PKEY_get1_EC_KEY(pkey2);
	if (eckey1 == NULL && eckey2 == NULL) {
		DST_RET (ISC_TRUE);
	} else if (eckey1 == NULL || eckey2 == NULL)
		DST_RET (ISC_FALSE);

	status = EVP_PKEY_cmp(pkey1, pkey2);
	if (status != 1)
		DST_RET (ISC_FALSE);

	priv1 = EC_KEY_get0_private_key(eckey1);
	priv2 = EC_KEY_get0_private_key(eckey2);
	if (priv1 != NULL || priv2 != NULL) {
		if (priv1 == NULL || priv2 == NULL)
			DST_RET (ISC_FALSE);
		if (BN_cmp(priv1, priv2) != 0)
			DST_RET (ISC_FALSE);
	}
	ret = ISC_TRUE;

 err:
	if (eckey1 != NULL)
		EC_KEY_free(eckey1);
	if (eckey2 != NULL)
		EC_KEY_free(eckey2);
	return (ret);
}
开发者ID:SvenDowideit，项目名称:clearlinux，代码行数:43，代码来源:opensslecdsa_link.c


示例15: opensslecdsa_isprivate

static isc_boolean_t
opensslecdsa_isprivate(const dst_key_t *key) {
	isc_boolean_t ret;
	EVP_PKEY *pkey = key->keydata.pkey;
	EC_KEY *eckey = EVP_PKEY_get1_EC_KEY(pkey);

	ret = ISC_TF(eckey != NULL && EC_KEY_get0_private_key(eckey) != NULL);
	if (eckey != NULL)
		EC_KEY_free(eckey);
	return (ret);
}
开发者ID:SvenDowideit，项目名称:clearlinux，代码行数:11，代码来源:opensslecdsa_link.c


示例16: pkcs11_update_ex_data_ec

static void pkcs11_update_ex_data_ec(PKCS11_KEY *key)
{
	EVP_PKEY *evp = key->evp_key;
	EC_KEY *ec;
	if (evp == NULL)
		return;
	if (EVP_PKEY_base_id(evp) != EVP_PKEY_EC)
		return;

	ec = EVP_PKEY_get1_EC_KEY(evp);
	pkcs11_set_ex_data_ec(ec, key);
	EC_KEY_free(ec);
}
开发者ID:OpenSC，项目名称:libp11，代码行数:13，代码来源:p11_ec.c


示例17: EVP_PKEY_get1_EC_KEY

static EC_KEY *pkey_get_eckey(EVP_PKEY *key, EC_KEY **eckey)
{
  EC_KEY *dtmp;
  if(!key) return NULL;
  dtmp = EVP_PKEY_get1_EC_KEY(key);
  EVP_PKEY_free(key);
  if(!dtmp) return NULL;
  if(eckey) 
  {
     EC_KEY_free(*eckey);
    *eckey = dtmp;
  }
  return dtmp;
}
开发者ID:yyyyyao，项目名称:Slicer3-lib-mirrors，代码行数:14，代码来源:pem_all.c


示例18: opensslecdsa_verify

static isc_result_t
opensslecdsa_verify(dst_context_t *dctx, const isc_region_t *sig) {
	isc_result_t ret;
	dst_key_t *key = dctx->key;
	int status;
	unsigned char *cp = sig->base;
	ECDSA_SIG *ecdsasig = NULL;
	EVP_MD_CTX *evp_md_ctx = dctx->ctxdata.evp_md_ctx;
	EVP_PKEY *pkey = key->keydata.pkey;
	EC_KEY *eckey = EVP_PKEY_get1_EC_KEY(pkey);
	unsigned int dgstlen, siglen;
	unsigned char digest[EVP_MAX_MD_SIZE];

	REQUIRE(key->key_alg == DST_ALG_ECDSA256 ||
		key->key_alg == DST_ALG_ECDSA384);

	if (eckey == NULL)
		return (ISC_R_FAILURE);

	if (key->key_alg == DST_ALG_ECDSA256)
		siglen = DNS_SIG_ECDSA256SIZE;
	else
		siglen = DNS_SIG_ECDSA384SIZE;

	if (sig->length != siglen)
		return (DST_R_VERIFYFAILURE);

	if (!EVP_DigestFinal_ex(evp_md_ctx, digest, &dgstlen))
		DST_RET (ISC_R_FAILURE);

	ecdsasig = ECDSA_SIG_new();
	if (ecdsasig == NULL)
		DST_RET (ISC_R_NOMEMORY);
	ecdsasig->r = BN_bin2bn(cp, siglen / 2, NULL);
	cp += siglen / 2;
	ecdsasig->s = BN_bin2bn(cp, siglen / 2, NULL);
	/* cp += siglen / 2; */

	status = ECDSA_do_verify(digest, dgstlen, ecdsasig, eckey);
	if (status != 1)
		DST_RET (dst__openssl_toresult(DST_R_VERIFYFAILURE));
	ret = ISC_R_SUCCESS;

 err:
	if (ecdsasig != NULL)
		ECDSA_SIG_free(ecdsasig);
	if (eckey != NULL)
		EC_KEY_free(eckey);
	return (ret);
}
开发者ID:phonehold，项目名称:bind-9，代码行数:50，代码来源:opensslecdsa_link.c


示例19: opensslecdsa_sign

static isc_result_t
opensslecdsa_sign(dst_context_t *dctx, isc_buffer_t *sig) {
	isc_result_t ret;
	dst_key_t *key = dctx->key;
	isc_region_t r;
	ECDSA_SIG *ecdsasig;
	EVP_MD_CTX *evp_md_ctx = dctx->ctxdata.evp_md_ctx;
	EVP_PKEY *pkey = key->keydata.pkey;
	EC_KEY *eckey = EVP_PKEY_get1_EC_KEY(pkey);
	unsigned int dgstlen, siglen;
	unsigned char digest[EVP_MAX_MD_SIZE];

	REQUIRE(key->key_alg == DST_ALG_ECDSA256 ||
		key->key_alg == DST_ALG_ECDSA384);

	if (eckey == NULL)
		return (ISC_R_FAILURE);

	if (key->key_alg == DST_ALG_ECDSA256)
		siglen = DNS_SIG_ECDSA256SIZE;
	else
		siglen = DNS_SIG_ECDSA384SIZE;

	isc_buffer_availableregion(sig, &r);
	if (r.length < siglen)
		DST_RET(ISC_R_NOSPACE);

	if (!EVP_DigestFinal(evp_md_ctx, digest, &dgstlen))
		DST_RET(dst__openssl_toresult3(dctx->category,
					       "EVP_DigestFinal",
					       ISC_R_FAILURE));

	ecdsasig = ECDSA_do_sign(digest, dgstlen, eckey);
	if (ecdsasig == NULL)
		DST_RET(dst__openssl_toresult3(dctx->category,
					       "ECDSA_do_sign",
					       DST_R_SIGNFAILURE));
	BN_bn2bin_fixed(ecdsasig->r, r.base, siglen / 2);
	r.base += siglen / 2;
	BN_bn2bin_fixed(ecdsasig->s, r.base, siglen / 2);
	r.base += siglen / 2;
	ECDSA_SIG_free(ecdsasig);
	isc_buffer_add(sig, siglen);
	ret = ISC_R_SUCCESS;

 err:
	if (eckey != NULL)
		EC_KEY_free(eckey);
	return (ret);
}
开发者ID:SvenDowideit，项目名称:clearlinux，代码行数:50，代码来源:opensslecdsa_link.c


示例20: set_server_temporary_key_info

static void set_server_temporary_key_info(TLS_REC *tls, SSL *ssl)
{
#ifdef SSL_get_server_tmp_key
	/* Show ephemeral key information. */
	EVP_PKEY *ephemeral_key = NULL;

	/* OPENSSL_NO_EC is for solaris 11.3 (2016), github ticket #598 */
#ifndef OPENSSL_NO_EC
	EC_KEY *ec_key = NULL;
#endif
	char *ephemeral_key_algorithm = NULL;
	char *cname = NULL;
	int nid;

	g_return_if_fail(tls != NULL);
	g_return_if_fail(ssl != NULL);

	if (SSL_get_server_tmp_key(ssl, &ephemeral_key)) {
		switch (EVP_PKEY_id(ephemeral_key)) {
			case EVP_PKEY_DH:
				tls_rec_set_ephemeral_key_algorithm(tls, "DH");
				tls_rec_set_ephemeral_key_size(tls, EVP_PKEY_bits(ephemeral_key));
				break;

#ifndef OPENSSL_NO_EC
			case EVP_PKEY_EC:
				ec_key = EVP_PKEY_get1_EC_KEY(ephemeral_key);
				nid = EC_GROUP_get_curve_name(EC_KEY_get0_group(ec_key));
				EC_KEY_free(ec_key);
				cname = (char *)OBJ_nid2sn(nid);
				ephemeral_key_algorithm = g_strdup_printf("ECDH: %s", cname);

				tls_rec_set_ephemeral_key_algorithm(tls, ephemeral_key_algorithm);
				tls_rec_set_ephemeral_key_size(tls, EVP_PKEY_bits(ephemeral_key));

				g_free_and_null(ephemeral_key_algorithm);
				break;
#endif

			default:
				tls_rec_set_ephemeral_key_algorithm(tls, "Unknown");
				tls_rec_set_ephemeral_key_size(tls, EVP_PKEY_bits(ephemeral_key));
				break;
		}

		EVP_PKEY_free(ephemeral_key);
	}
#endif /* SSL_get_server_tmp_key. */
}
开发者ID:pstray，项目名称:irssi，代码行数:49，代码来源:network-openssl.c



注：本文中的EVP_PKEY_get1_EC_KEY函数示例整理自Github/MSDocs等源码及文档管理平台，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。

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