C++ BN_dup函数代码示例

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本文整理汇总了C++中BN_dup函数的典型用法代码示例。如果您正苦于以下问题：C++ BN_dup函数的具体用法？C++ BN_dup怎么用？C++ BN_dup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BN_dup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: pkey_rsa_copy

static int pkey_rsa_copy(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src)
{
    RSA_PKEY_CTX *dctx, *sctx;
    if (!pkey_rsa_init(dst))
        return 0;
    sctx = src->data;
    dctx = dst->data;
    dctx->nbits = sctx->nbits;
    if (sctx->pub_exp) {
        dctx->pub_exp = BN_dup(sctx->pub_exp);
        if (!dctx->pub_exp)
            return 0;
    }
    dctx->pad_mode = sctx->pad_mode;
    dctx->md = sctx->md;
    dctx->mgf1md = sctx->mgf1md;
    if (sctx->oaep_label) {
        if (dctx->oaep_label)
            OPENSSL_free(dctx->oaep_label);
        dctx->oaep_label = BUF_memdup(sctx->oaep_label, sctx->oaep_labellen);
        if (!dctx->oaep_label)
            return 0;
        dctx->oaep_labellen = sctx->oaep_labellen;
    }
    return 1;
}

开发者ID:5y，项目名称:node，代码行数:26，代码来源:rsa_pmeth.c

示例2: dupKeys

int dupKeys(paillierKeys *out, const paillierKeys *in)
{
    out->n2 = BN_dup(in->n2);
    out->n = BN_dup(in->n);

    out->pub.g = BN_dup(in->pub.g);
    out->pub.n = out->n;
    out->pub.n2 = out->n2;

    out->priv.lamda = BN_dup(in->priv.lamda);
    out->priv.mu = BN_dup(in->priv.mu);
    out->priv.n = out->n;
    out->priv.n2 = out->n2;

    return 0;
}

开发者ID:marshallnaito，项目名称:PaillierEncryptedDatabaseService，代码行数:16，代码来源:paillier.c

示例3: PSPAKE_Message_generate

void PSPAKE_Message_generate(PSPAKE_Message *message, PSPAKE_CTX *ctx)
{
    BIGNUM *t1 = BN_new();
    BIGNUM *t2 = BN_new();

    /* just for debugging */
    static int cnt = 0;
    cnt++;

    /* r belongs to [0, q) */
    BN_rand_range(ctx->r, ctx->q);

    /* t1 = g^r mod q */
    BN_mod_exp(t1, ctx->g, ctx->r, ctx->q, ctx->ctx);

    /* t2 = h^secret mod q */
    BN_mod_exp(t2, ctx->h, ctx->secret, ctx->q, ctx->ctx);

    /* ctx->y = t1 * t2 mod q */
    BN_mod_mul(ctx->y, t1, t2, ctx->q, ctx->ctx);

    /* message->y = ctx->y */
    message->y = BN_dup(ctx->y);

    /* print the random number r generated (just for debugging) */
    if (cnt == 1)
    {
        print_bn("alice's r", ctx->r);
    }
    else
    {
        print_bn("bob's r", ctx->r);
    }
}

开发者ID:qzhouayi，项目名称:New_graduation_thesis，代码行数:34，代码来源:pspake.c

示例4: EC_KEY_set_private_key

int EC_KEY_set_private_key(EC_KEY *key, const BIGNUM *priv_key)
	{
	if (key->priv_key)
		BN_clear_free(key->priv_key);
	key->priv_key = BN_dup(priv_key);
	return (key->priv_key == NULL) ? 0 : 1;
	}

开发者ID:oss-forks，项目名称:openssl，代码行数:7，代码来源:ec_key.c

示例5: ec_GFp_mont_group_copy

int 
ec_GFp_mont_group_copy(EC_GROUP * dest, const EC_GROUP * src)
{
	BN_MONT_CTX_free(dest->field_data1);
	dest->field_data1 = NULL;
	BN_clear_free(dest->field_data2);
	dest->field_data2 = NULL;

	if (!ec_GFp_simple_group_copy(dest, src))
		return 0;

	if (src->field_data1 != NULL) {
		dest->field_data1 = BN_MONT_CTX_new();
		if (dest->field_data1 == NULL)
			return 0;
		if (!BN_MONT_CTX_copy(dest->field_data1, src->field_data1))
			goto err;
	}
	if (src->field_data2 != NULL) {
		dest->field_data2 = BN_dup(src->field_data2);
		if (dest->field_data2 == NULL)
			goto err;
	}
	return 1;

 err:
	if (dest->field_data1 != NULL) {
		BN_MONT_CTX_free(dest->field_data1);
		dest->field_data1 = NULL;
	}
	return 0;
}

开发者ID:libressl-portable，项目名称:openbsd，代码行数:32，代码来源:ecp_mont.c

示例6: YAK_CTX_init

static void YAK_CTX_init(YAK_CTX *ctx, const char *name,
                         const char *peer_name, const BIGNUM *p,
                         const EC_POINT *g, const BIGNUM *q,
                         const BIGNUM *secret)
{
    ctx->p.name = OPENSSL_strdup(name);
    ctx->p.peer_name = OPENSSL_strdup(peer_name);
    ctx->p.p = BN_dup(p);
    ctx->p.g = BN_dup(g);
    ctx->p.q = BN_dup(q);
    ctx->secret = BN_dup(secret);
    
    ctx->xa = BN_new();
    ctx->key = BN_new();
    ctx->ctx = BN_CTX_new();
}

开发者ID:stonecoldpat，项目名称:Authenticated-Key-Exchange-Over-Bitcoin，代码行数:16，代码来源:yak.c

示例7: EVP_DecodeInit

BIGNUM * OpenSSLCryptoBase64::b642BN(char * b64in, unsigned int len) {

	if (len > 1024)
		return NULL;

	int bufLen;
	unsigned char buf[1024];

	EVP_ENCODE_CTX m_dctx;
	EVP_DecodeInit(&m_dctx);
	int rc = EVP_DecodeUpdate(&m_dctx, 
						  buf, 
						  &bufLen, 
						  (unsigned char *) b64in, 
						  len);

	if (rc < 0) {

		throw XSECCryptoException(XSECCryptoException::Base64Error,
			"OpenSSL:Base64 - Error during Base64 Decode of BIGNUMS");
	}

	int finalLen;
	EVP_DecodeFinal(&m_dctx, &buf[bufLen], &finalLen); 

	bufLen += finalLen;

	// Now translate to a bignum
	return BN_dup(BN_bin2bn(buf, bufLen, NULL));

}

开发者ID:mvancompernolle，项目名称:ai_project，代码行数:31，代码来源:OpenSSLCryptoBase64.cpp

示例8: dh_compute_key_nif

ERL_NIF_TERM dh_compute_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{/* (OthersPublicKey, MyPrivateKey, DHParams=[P,G]) */
    BIGNUM *other_pub_key = NULL,
        *dh_p = NULL,
        *dh_g = NULL;
    DH *dh_priv = DH_new();

    /* Check the arguments and get
          my private key (dh_priv),
          the peer's public key (other_pub_key),
          the parameters p & q
    */

    {
        BIGNUM *dummy_pub_key = NULL,
               *priv_key = NULL;
        ERL_NIF_TERM head, tail;

        if (!get_bn_from_bin(env, argv[0], &other_pub_key)
            || !get_bn_from_bin(env, argv[1], &priv_key)
            || !enif_get_list_cell(env, argv[2], &head, &tail)
            || !get_bn_from_bin(env, head, &dh_p)
            || !enif_get_list_cell(env, tail, &head, &tail)
            || !get_bn_from_bin(env, head, &dh_g)
            || !enif_is_empty_list(env, tail)

            /* Note: DH_set0_key() does not allow setting only the
             * private key, although DH_compute_key() does not use the
             * public key. Work around this limitation by setting
             * the public key to a copy of the private key.
             */
            || !(dummy_pub_key = BN_dup(priv_key))
            || !DH_set0_key(dh_priv, dummy_pub_key, priv_key)
            || !DH_set0_pqg(dh_priv, dh_p, NULL, dh_g)
            ) {
            if (dh_p) BN_free(dh_p);
            if (dh_g) BN_free(dh_g);
            if (other_pub_key) BN_free(other_pub_key);
            if (dummy_pub_key) BN_free(dummy_pub_key);
            if (priv_key) BN_free(priv_key);
            return enif_make_badarg(env);
        }
    }
    {
        ErlNifBinary ret_bin;
        int size;

        enif_alloc_binary(DH_size(dh_priv), &ret_bin);
        size = DH_compute_key(ret_bin.data, other_pub_key, dh_priv);
        BN_free(other_pub_key);
        DH_free(dh_priv);
        if (size<=0) {
            enif_release_binary(&ret_bin);
            return atom_error;
        }

        if (size != ret_bin.size) enif_realloc_binary(&ret_bin, size);
        return enif_make_binary(env, &ret_bin);
    }
}

开发者ID:KennethL，项目名称:otp，代码行数:60，代码来源:dh.c

示例9: ec_GFp_mont_group_copy

int ec_GFp_mont_group_copy(EC_GROUP *dest, const EC_GROUP *src) {
  BN_MONT_CTX_free(dest->mont);
  dest->mont = NULL;
  BN_clear_free(dest->one);
  dest->one = NULL;

  if (!ec_GFp_simple_group_copy(dest, src)) {
    return 0;
  }

  if (src->mont != NULL) {
    dest->mont = BN_MONT_CTX_new();
    if (dest->mont == NULL) {
      return 0;
    }
    if (!BN_MONT_CTX_copy(dest->mont, src->mont)) {
      goto err;
    }
  }
  if (src->one != NULL) {
    dest->one = BN_dup(src->one);
    if (dest->one == NULL) {
      goto err;
    }
  }

  return 1;

err:
  BN_MONT_CTX_free(dest->mont);
  dest->mont = NULL;
  return 0;
}

开发者ID:Crawping，项目名称:chromium_extract，代码行数:33，代码来源:ec_montgomery.c

示例10: gost_set_priv_key

static int gost_set_priv_key(EVP_PKEY *pkey,BIGNUM *priv) 
	{
	switch (EVP_PKEY_base_id(pkey)) 
		{
		case NID_id_GostR3410_94:
		{
		DSA *dsa = (DSA*)EVP_PKEY_get0(pkey);
		if (!dsa) 
			{
			dsa = DSA_new();
			EVP_PKEY_assign(pkey,EVP_PKEY_base_id(pkey),dsa);
			}	
		dsa->priv_key = BN_dup(priv);
		if (!EVP_PKEY_missing_parameters(pkey)) 
			gost94_compute_public(dsa);
		break;
		}	
		case NID_id_GostR3410_2001:
		{
		EC_KEY *ec = (EC_KEY*)EVP_PKEY_get0(pkey);
		if (!ec) 
			{
			ec = EC_KEY_new();
			EVP_PKEY_assign(pkey,EVP_PKEY_base_id(pkey),ec);
			}	
		if (!EC_KEY_set_private_key(ec,priv)) return 0;
		if (!EVP_PKEY_missing_parameters(pkey)) 
			gost2001_compute_public(ec);
		break;
		}
		}
	return 1;		
	}

开发者ID:EddieGarmon，项目名称:netduino-netmf，代码行数:33，代码来源:gost_ameth.cpp

示例11: BN_new

//old
BIGNUM *Egcd(const BIGNUM *n, const BIGNUM *m, BIGNUM *x, BIGNUM *y)
	{
		//print_bn("n", n);
		//print_bn("m", m);
		
	BIGNUM *value = BN_new();
	BIGNUM *temp = BN_new();
	BIGNUM *t1 = BN_new();
	BIGNUM *t2 = BN_new();
	BIGNUM *new_m = BN_new();
	BN_CTX *ctx = BN_CTX_new();
	
	if (BN_is_zero(m))
		{
		BN_set_word(x, 1);
		BN_set_word(y, 0);
		value = BN_dup(n);
		
		//print_bn("x", x);
		//print_bn("y", y);
	
		return value;
		}	
		
	BN_mod(new_m, n, m, ctx);
	//printf("called once\n");
	value = BN_dup(Egcd(m, new_m, x, y));
	
	print_bn("n", n);
	print_bn("m", m);
	print_bn("old_x", x);
	print_bn("old_y", y);
	
	temp = BN_dup(x);
	
	x = BN_dup(y);
	
	/* y = temp - (n/m) * y */
	BN_div(t1, NULL, n, m, ctx);
	BN_mul(t2, t1, y, ctx);
	BN_sub(y, temp, t2);
	
	print_bn("x", x);
	print_bn("y", y);
	
	return value;
	}

开发者ID:qzhouayi，项目名称:New_graduation_thesis，代码行数:48，代码来源:test.c

示例12: DH_new

static DH *get_standard_parameters(const struct standard_parameters *params,
                                   const ENGINE *engine) {
  DH *dh = DH_new();
  if (!dh) {
    return NULL;
  }

  dh->p = BN_dup(&params->p);
  dh->q = BN_dup(&params->q);
  dh->g = BN_dup(&params->g);
  if (!dh->p || !dh->q || !dh->g) {
    DH_free(dh);
    return NULL;
  }

  return dh;
}

开发者ID:aaapei，项目名称:libquic，代码行数:17，代码来源:params.c

示例13: dh_copy_parameters

static int
dh_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from)
{
	BIGNUM *a;

	if ((a = BN_dup(from->pkey.dh->p)) == NULL)
		return 0;
	BN_free(to->pkey.dh->p);
	to->pkey.dh->p = a;

	if ((a = BN_dup(from->pkey.dh->g)) == NULL)
		return 0;
	BN_free(to->pkey.dh->g);
	to->pkey.dh->g = a;

	return 1;
}

开发者ID:Basskrapfen，项目名称:openbsd，代码行数:17，代码来源:dh_ameth.c

示例14: EVP_PKEY_copy_parameters

int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from)
	{
	if (to->type != from->type)
		{
		EVPerr(EVP_F_EVP_PKEY_COPY_PARAMETERS,EVP_R_DIFFERENT_KEY_TYPES);
		goto err;
		}

	if (EVP_PKEY_missing_parameters(from))
		{
		EVPerr(EVP_F_EVP_PKEY_COPY_PARAMETERS,EVP_R_MISSING_PARAMETERS);
		goto err;
		}
#ifndef OPENSSL_NO_DSA
	if (to->type == EVP_PKEY_DSA)
		{
		BIGNUM *a;

		if ((a=BN_dup(from->pkey.dsa->p)) == NULL) goto err;
		if (to->pkey.dsa->p != NULL) BN_free(to->pkey.dsa->p);
		to->pkey.dsa->p=a;

		if ((a=BN_dup(from->pkey.dsa->q)) == NULL) goto err;
		if (to->pkey.dsa->q != NULL) BN_free(to->pkey.dsa->q);
		to->pkey.dsa->q=a;

		if ((a=BN_dup(from->pkey.dsa->g)) == NULL) goto err;
		if (to->pkey.dsa->g != NULL) BN_free(to->pkey.dsa->g);
		to->pkey.dsa->g=a;
		}
#endif
#ifndef OPENSSL_NO_EC
	if (to->type == EVP_PKEY_EC)
		{
		EC_GROUP *group = EC_GROUP_dup(EC_KEY_get0_group(from->pkey.ec));
		if (group == NULL)
			goto err;
		if (EC_KEY_set_group(to->pkey.ec, group) == 0)
			goto err;
		EC_GROUP_free(group);
		}
#endif
	return(1);
err:
	return(0);
	}

开发者ID:1310701102，项目名称:sl4a，代码行数:46，代码来源:p_lib.c

示例15: SRP_user_pwd_set_gN

static SRP_user_pwd *srp_user_pwd_dup(SRP_user_pwd *src)
{
    SRP_user_pwd *ret;

    if (src == NULL)
        return NULL;
    if ((ret = SRP_user_pwd_new()) == NULL)
        return NULL;

    SRP_user_pwd_set_gN(ret, src->g, src->N);
    if (!SRP_user_pwd_set_ids(ret, src->id, src->info)
        || !SRP_user_pwd_set_sv_BN(ret, BN_dup(src->s), BN_dup(src->v))) {
            SRP_user_pwd_free(ret);
            return NULL;
    }
    return ret;
}

开发者ID:FreeBSDFoundation，项目名称:freebsd，代码行数:17，代码来源:srp_vfy.c

示例16: tls_ctx_use_external_private_key

int
tls_ctx_use_external_private_key (struct tls_root_ctx *ctx, X509 *cert)
{
  RSA *rsa = NULL;
  RSA *pub_rsa;
  RSA_METHOD *rsa_meth;

  ASSERT (NULL != ctx);
  ASSERT (NULL != cert);

  /* allocate custom RSA method object */
  ALLOC_OBJ_CLEAR (rsa_meth, RSA_METHOD);
  rsa_meth->name = "OpenVPN external private key RSA Method";
  rsa_meth->rsa_pub_enc = rsa_pub_enc;
  rsa_meth->rsa_pub_dec = rsa_pub_dec;
  rsa_meth->rsa_priv_enc = rsa_priv_enc;
  rsa_meth->rsa_priv_dec = rsa_priv_dec;
  rsa_meth->init = NULL;
  rsa_meth->finish = rsa_finish;
  rsa_meth->flags = RSA_METHOD_FLAG_NO_CHECK;
  rsa_meth->app_data = NULL;

  /* allocate RSA object */
  rsa = RSA_new();
  if (rsa == NULL)
    {
      SSLerr(SSL_F_SSL_USE_PRIVATEKEY, ERR_R_MALLOC_FAILURE);
      goto err;
    }

  /* get the public key */
  ASSERT(cert->cert_info->key->pkey); /* NULL before SSL_CTX_use_certificate() is called */
  pub_rsa = cert->cert_info->key->pkey->pkey.rsa;

  /* initialize RSA object */
  rsa->n = BN_dup(pub_rsa->n);
  rsa->flags |= RSA_FLAG_EXT_PKEY;
  if (!RSA_set_method(rsa, rsa_meth))
    goto err;

  /* bind our custom RSA object to ssl_ctx */
  if (!SSL_CTX_use_RSAPrivateKey(ctx->ctx, rsa))
    goto err;

  RSA_free(rsa); /* doesn't necessarily free, just decrements refcount */
  return 1;

 err:
  if (rsa)
    RSA_free(rsa);
  else
    {
      if (rsa_meth)
	free(rsa_meth);
    }
  msg (M_SSLERR, "Cannot enable SSL external private key capability");
  return 0;
}

开发者ID:LordZEDith，项目名称:russia_vpn，代码行数:58，代码来源:ssl_openssl.c

示例17: init_crypto

Result<RSA> RSA::from_pem(Slice pem) {
  init_crypto();

  auto *bio =
      BIO_new_mem_buf(const_cast<void *>(static_cast<const void *>(pem.ubegin())), narrow_cast<int32>(pem.size()));
  if (bio == nullptr) {
    return Status::Error("Cannot create BIO");
  }
  SCOPE_EXIT {
    BIO_free(bio);
  };

  auto *rsa = RSA_new();
  if (rsa == nullptr) {
    return Status::Error("Cannot create RSA");
  }
  SCOPE_EXIT {
    RSA_free(rsa);
  };

  if (!PEM_read_bio_RSAPublicKey(bio, &rsa, nullptr, nullptr)) {
    return Status::Error("Error while reading rsa pubkey");
  }

  if (RSA_size(rsa) != 256) {
    return Status::Error("RSA_size != 256");
  }

  const BIGNUM *n_num;
  const BIGNUM *e_num;
#if OPENSSL_VERSION_NUMBER < 0x10100000L
  n_num = rsa->n;
  e_num = rsa->e;
#else
  RSA_get0_key(rsa, &n_num, &e_num, nullptr);
#endif

  auto n = static_cast<void *>(BN_dup(n_num));
  auto e = static_cast<void *>(BN_dup(e_num));
  if (n == nullptr || e == nullptr) {
    return Status::Error("Cannot dup BIGNUM");
  }

  return RSA(BigNum::from_raw(n), BigNum::from_raw(e));
}

开发者ID:anhdocphys，项目名称:td，代码行数:45，代码来源:crypto.cpp

示例18: test_seckey

static void 
test_seckey(const __ops_seckey_t *seckey)
{
	RSA            *test = RSA_new();

	test->n = BN_dup(seckey->pubkey.key.rsa.n);
	test->e = BN_dup(seckey->pubkey.key.rsa.e);

	test->d = BN_dup(seckey->key.rsa.d);
	test->p = BN_dup(seckey->key.rsa.p);
	test->q = BN_dup(seckey->key.rsa.q);

	if (RSA_check_key(test) != 1) {
		(void) fprintf(stderr,
			"test_seckey: RSA_check_key failed\n");
	}
	RSA_free(test);
}

开发者ID:Mynigma，项目名称:MCryptoLib，代码行数:18，代码来源:openssl_crypto.c

示例19: TRY

QUADRATIC *QD_dup(QUADRATIC *a) {
	QUADRATIC *b = NULL;
	int code;

	code = LIBLESS_ERROR;

	TRY(b = (QUADRATIC *)malloc(sizeof(QUADRATIC)), return NULL);
	TRY(b->x = BN_dup(a->x), goto end);
	TRY(b->y = BN_dup(a->y), goto end);

	code = LIBLESS_OK;
end:
	if (code != LIBLESS_OK) {
		QD_free(b);
		b = NULL;
	}
	return b;
}

开发者ID:BackupTheBerlios，项目名称:kurupira-svn，代码行数:18，代码来源:libless_quadratic.c

示例20: EC_KEY_set_private_key

int EC_KEY_set_private_key(EC_KEY *key, const BIGNUM *priv_key)
{
    if (key->meth->set_private != NULL
        && key->meth->set_private(key, priv_key) == 0)
        return 0;
    BN_clear_free(key->priv_key);
    key->priv_key = BN_dup(priv_key);
    return (key->priv_key == NULL) ? 0 : 1;
}

开发者ID:AndreV84，项目名称:openssl，代码行数:9，代码来源:ec_key.c

注：本文中的BN_dup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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C++ BN_free函数代码示例发布时间：2022-05-30

C++ BN_dec2bn函数代码示例发布时间：2022-05-30

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C++ BN_dup函数代码示例

示例1: pkey_rsa_copy

示例2: dupKeys

示例3: PSPAKE_Message_generate

示例4: EC_KEY_set_private_key

示例5: ec_GFp_mont_group_copy

示例6: YAK_CTX_init

示例7: EVP_DecodeInit

示例8: dh_compute_key_nif

示例9: ec_GFp_mont_group_copy

示例10: gost_set_priv_key

示例11: BN_new

示例12: DH_new

示例13: dh_copy_parameters

示例14: EVP_PKEY_copy_parameters

示例15: SRP_user_pwd_set_gN

示例16: tls_ctx_use_external_private_key

示例17: init_crypto

示例18: test_seckey

示例19: TRY

示例20: EC_KEY_set_private_key

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