X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=crypto%2Fevp%2Fevp_pkey.c;h=cfe0544ed68f0936c96df82299f35a1900529604;hb=0808a75e4db421f0f33d866b0abfe10db4f472f2;hp=7260460744d646f90e44f976baa84ebaf800abd9;hpb=70f34a58411014e76dd03ed6ac0b1bdb95b53b16;p=oweals%2Fopenssl.git

diff --git a/crypto/evp/evp_pkey.c b/crypto/evp/evp_pkey.c
index 7260460744..cfe0544ed6 100644
--- a/crypto/evp/evp_pkey.c
+++ b/crypto/evp/evp_pkey.c
@@ -1,711 +1,160 @@
-/* evp_pkey.c */
-/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
- * project 1999.
- */
-/* ====================================================================
- * Copyright (c) 1999-2002 The OpenSSL Project.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer. 
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in
- *    the documentation and/or other materials provided with the
- *    distribution.
- *
- * 3. All advertising materials mentioning features or use of this
- *    software must display the following acknowledgment:
- *    "This product includes software developed by the OpenSSL Project
- *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
- *
- * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
- *    endorse or promote products derived from this software without
- *    prior written permission. For written permission, please contact
- *    licensing@OpenSSL.org.
- *
- * 5. Products derived from this software may not be called "OpenSSL"
- *    nor may "OpenSSL" appear in their names without prior written
- *    permission of the OpenSSL Project.
- *
- * 6. Redistributions of any form whatsoever must retain the following
- *    acknowledgment:
- *    "This product includes software developed by the OpenSSL Project
- *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
- *
- * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
- * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
- * OF THE POSSIBILITY OF SUCH DAMAGE.
- * ====================================================================
- *
- * This product includes cryptographic software written by Eric Young
- * (eay@cryptsoft.com).  This product includes software written by Tim
- * Hudson (tjh@cryptsoft.com).
+/*
+ * Copyright 1999-2020 The OpenSSL Project Authors. All Rights Reserved.
  *
+ * Licensed under the Apache License 2.0 (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
  */
 
 #include <stdio.h>
 #include <stdlib.h>
-#include "cryptlib.h"
+#include "internal/cryptlib.h"
 #include <openssl/x509.h>
 #include <openssl/rand.h>
-#include <openssl/rsa.h>
-#include <openssl/dsa.h>
-#include <openssl/bn.h>
-
-#ifndef OPENSSL_NO_DSA
-static int dsa_pkey2pkcs8(PKCS8_PRIV_KEY_INFO *p8inf, EVP_PKEY *pkey);
-#endif
-#ifndef OPENSSL_NO_EC
-static int eckey_pkey2pkcs8(PKCS8_PRIV_KEY_INFO *p8inf, EVP_PKEY *pkey);
-#endif
+#include "crypto/asn1.h"
+#include "crypto/evp.h"
+#include "crypto/x509.h"
 
 /* Extract a private key from a PKCS8 structure */
 
-EVP_PKEY *EVP_PKCS82PKEY (PKCS8_PRIV_KEY_INFO *p8)
+EVP_PKEY *evp_pkcs82pkey_int(const PKCS8_PRIV_KEY_INFO *p8, OPENSSL_CTX *libctx,
+                             const char *propq)
 {
-	EVP_PKEY *pkey = NULL;
-#ifndef OPENSSL_NO_RSA
-	RSA *rsa = NULL;
-#endif
-#ifndef OPENSSL_NO_DSA
-	DSA *dsa = NULL;
-	ASN1_TYPE *t1, *t2;
-	ASN1_INTEGER *privkey;
-	STACK_OF(ASN1_TYPE) *ndsa = NULL;
-#endif
-#ifndef OPENSSL_NO_EC
-	EC_KEY *eckey = NULL;
-	const unsigned char *p_tmp;
-#endif
-#if !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_EC)
-	ASN1_TYPE    *param = NULL;	
-	BN_CTX *ctx = NULL;
-	int plen;
-#endif
-	X509_ALGOR *a;
-	const unsigned char *p;
-	const unsigned char *cp;
-	int pkeylen;
-	int  nid;
-	char obj_tmp[80];
-
-	if(p8->pkey->type == V_ASN1_OCTET_STRING) {
-		p8->broken = PKCS8_OK;
-		p = p8->pkey->value.octet_string->data;
-		pkeylen = p8->pkey->value.octet_string->length;
-	} else {
-		p8->broken = PKCS8_NO_OCTET;
-		p = p8->pkey->value.sequence->data;
-		pkeylen = p8->pkey->value.sequence->length;
-	}
-	if (!(pkey = EVP_PKEY_new())) {
-		EVPerr(EVP_F_EVP_PKCS82PKEY,ERR_R_MALLOC_FAILURE);
-		return NULL;
-	}
-	a = p8->pkeyalg;
-	nid = OBJ_obj2nid(a->algorithm);
-	switch(nid)
-	{
-#ifndef OPENSSL_NO_RSA
-		case NID_rsaEncryption:
-		cp = p;
-		if (!(rsa = d2i_RSAPrivateKey (NULL,&cp, pkeylen))) {
-			EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
-			return NULL;
-		}
-		EVP_PKEY_assign_RSA (pkey, rsa);
-		break;
-#endif
-#ifndef OPENSSL_NO_DSA
-		case NID_dsa:
-		/* PKCS#8 DSA is weird: you just get a private key integer
-	         * and parameters in the AlgorithmIdentifier the pubkey must
-		 * be recalculated.
-		 */
-	
-		/* Check for broken DSA PKCS#8, UGH! */
-		if(*p == (V_ASN1_SEQUENCE|V_ASN1_CONSTRUCTED)) {
-		    if(!(ndsa = ASN1_seq_unpack_ASN1_TYPE(p, pkeylen, 
-							  d2i_ASN1_TYPE,
-							  ASN1_TYPE_free))) {
-			EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
-			goto dsaerr;
-		    }
-		    if(sk_ASN1_TYPE_num(ndsa) != 2 ) {
-			EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
-			goto dsaerr;
-		    }
-		    /* Handle Two broken types:
-		     * SEQUENCE {parameters, priv_key}
-		     * SEQUENCE {pub_key, priv_key}
-		     */
-
-		    t1 = sk_ASN1_TYPE_value(ndsa, 0);
-		    t2 = sk_ASN1_TYPE_value(ndsa, 1);
-		    if(t1->type == V_ASN1_SEQUENCE) {
-			p8->broken = PKCS8_EMBEDDED_PARAM;
-			param = t1;
-		    } else if(a->parameter->type == V_ASN1_SEQUENCE) {
-			p8->broken = PKCS8_NS_DB;
-			param = a->parameter;
-		    } else {
-			EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
-			goto dsaerr;
-		    }
-
-		    if(t2->type != V_ASN1_INTEGER) {
-			EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
-			goto dsaerr;
-		    }
-		    privkey = t2->value.integer;
-		} else {
-			if (!(privkey=d2i_ASN1_INTEGER (NULL, &p, pkeylen))) {
-				EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
-				goto dsaerr;
-			}
-			param = p8->pkeyalg->parameter;
-		}
-		if (!param || (param->type != V_ASN1_SEQUENCE)) {
-			EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
-			goto dsaerr;
-		}
-		cp = p = param->value.sequence->data;
-		plen = param->value.sequence->length;
-		if (!(dsa = d2i_DSAparams (NULL, &cp, plen))) {
-			EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
-			goto dsaerr;
-		}
-		/* We have parameters now set private key */
-		if (!(dsa->priv_key = ASN1_INTEGER_to_BN(privkey, NULL))) {
-			EVPerr(EVP_F_EVP_PKCS82PKEY,EVP_R_BN_DECODE_ERROR);
-			goto dsaerr;
-		}
-		/* Calculate public key (ouch!) */
-		if (!(dsa->pub_key = BN_new())) {
-			EVPerr(EVP_F_EVP_PKCS82PKEY,ERR_R_MALLOC_FAILURE);
-			goto dsaerr;
-		}
-		if (!(ctx = BN_CTX_new())) {
-			EVPerr(EVP_F_EVP_PKCS82PKEY,ERR_R_MALLOC_FAILURE);
-			goto dsaerr;
-		}
-			
-		if (!BN_mod_exp(dsa->pub_key, dsa->g,
-						 dsa->priv_key, dsa->p, ctx)) {
-			
-			EVPerr(EVP_F_EVP_PKCS82PKEY,EVP_R_BN_PUBKEY_ERROR);
-			goto dsaerr;
-		}
-
-		EVP_PKEY_assign_DSA(pkey, dsa);
-		BN_CTX_free (ctx);
-		if(ndsa) sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
-		else ASN1_INTEGER_free(privkey);
-		break;
-		dsaerr:
-		BN_CTX_free (ctx);
-		sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
-		DSA_free(dsa);
-		EVP_PKEY_free(pkey);
-		return NULL;
-		break;
-#endif
-#ifndef OPENSSL_NO_EC
-		case NID_X9_62_id_ecPublicKey:
-		p_tmp = p;
-		/* extract the ec parameters */
-		param = p8->pkeyalg->parameter;
-
-		if (!param || ((param->type != V_ASN1_SEQUENCE) &&
-		    (param->type != V_ASN1_OBJECT)))
-		{
-			EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
-			goto ecerr;
-		}
-
-		if (param->type == V_ASN1_SEQUENCE)
-		{
-			cp = p = param->value.sequence->data;
-			plen = param->value.sequence->length;
-
-			if (!(eckey = d2i_ECParameters(NULL, &cp, plen)))
-			{
-				EVPerr(EVP_F_EVP_PKCS82PKEY,
-					EVP_R_DECODE_ERROR);
-				goto ecerr;
-			}
-		}
-		else
-		{
-			cp = p = param->value.object->data;
-			plen = param->value.object->length;
-
-			/* type == V_ASN1_OBJECT => the parameters are given
-			 * by an asn1 OID
-			 */
-			if ((eckey = EC_KEY_new()) == NULL)
-			{
-				EVPerr(EVP_F_EVP_PKCS82PKEY,
-					ERR_R_MALLOC_FAILURE);
-				goto ecerr;
-			}
-			if ((eckey->group = EC_GROUP_new_by_nid(
-                             OBJ_obj2nid(a->parameter->value.object))) == NULL)
-				goto ecerr;
-			EC_GROUP_set_asn1_flag(eckey->group, 
-						OPENSSL_EC_NAMED_CURVE);
-		}
-
-		/* We have parameters now set private key */
-		if (!d2i_ECPrivateKey(&eckey, &p_tmp, pkeylen))
-		{
-			EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
-			goto ecerr;
-		}
-
-		/* calculate public key (if necessary) */
-		if (!eckey->pub_key)
-		{
-			/* the public key was not included in the SEC1 private
-			 * key => calculate the public key */
-			eckey->pub_key = EC_POINT_new(eckey->group);
-			if (!eckey->pub_key)
-			{
-				EVPerr(EVP_F_EVP_PKCS82PKEY, ERR_R_EC_LIB);
-				goto ecerr;
-			}
-			if (!EC_POINT_copy(eckey->pub_key, 
-				EC_GROUP_get0_generator(eckey->group)))
-			{
-				EVPerr(EVP_F_EVP_PKCS82PKEY, ERR_R_EC_LIB);
-				goto ecerr;
-			}
-			if (!EC_POINT_mul(eckey->group, eckey->pub_key, 
-				eckey->priv_key, NULL, NULL, ctx))
-			{
-				EVPerr(EVP_F_EVP_PKCS82PKEY, ERR_R_EC_LIB);
-				goto ecerr;
-			}
-		}
-
-		EVP_PKEY_assign_EC_KEY(pkey, eckey);
-		if (ctx)
-			BN_CTX_free(ctx);
-		break;
-ecerr:
-		if (ctx)
-			BN_CTX_free(ctx);
-		if (eckey)
-			EC_KEY_free(eckey);
-		if (pkey)
-			EVP_PKEY_free(pkey);
-		return NULL;
-#endif
-		default:
-		EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM);
-		if (!a->algorithm) BUF_strlcpy (obj_tmp, "NULL", sizeof obj_tmp);
-		else i2t_ASN1_OBJECT(obj_tmp, 80, a->algorithm);
-		ERR_add_error_data(2, "TYPE=", obj_tmp);
-		EVP_PKEY_free (pkey);
-		return NULL;
-	}
-	return pkey;
+    EVP_PKEY *pkey = NULL;
+    const ASN1_OBJECT *algoid;
+    char obj_tmp[80];
+
+    if (!PKCS8_pkey_get0(&algoid, NULL, NULL, NULL, p8))
+        return NULL;
+
+    if ((pkey = EVP_PKEY_new()) == NULL) {
+        EVPerr(0, ERR_R_MALLOC_FAILURE);
+        return NULL;
+    }
+
+    if (!EVP_PKEY_set_type(pkey, OBJ_obj2nid(algoid))) {
+        EVPerr(0, EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM);
+        i2t_ASN1_OBJECT(obj_tmp, 80, algoid);
+        ERR_add_error_data(2, "TYPE=", obj_tmp);
+        goto error;
+    }
+
+    if (pkey->ameth->priv_decode_with_libctx != NULL) {
+        if (!pkey->ameth->priv_decode_with_libctx(pkey, p8, libctx, propq)) {
+            EVPerr(0, EVP_R_PRIVATE_KEY_DECODE_ERROR);
+            goto error;
+        }
+    } else if (pkey->ameth->priv_decode != NULL) {
+        if (!pkey->ameth->priv_decode(pkey, p8)) {
+            EVPerr(0, EVP_R_PRIVATE_KEY_DECODE_ERROR);
+            goto error;
+        }
+    } else {
+        EVPerr(0, EVP_R_METHOD_NOT_SUPPORTED);
+        goto error;
+    }
+
+    return pkey;
+
+ error:
+    EVP_PKEY_free(pkey);
+    return NULL;
 }
 
-PKCS8_PRIV_KEY_INFO *EVP_PKEY2PKCS8(EVP_PKEY *pkey)
+EVP_PKEY *EVP_PKCS82PKEY(const PKCS8_PRIV_KEY_INFO *p8)
 {
-	return EVP_PKEY2PKCS8_broken(pkey, PKCS8_OK);
+    return evp_pkcs82pkey_int(p8, NULL, NULL);
 }
 
 /* Turn a private key into a PKCS8 structure */
 
-PKCS8_PRIV_KEY_INFO *EVP_PKEY2PKCS8_broken(EVP_PKEY *pkey, int broken)
+PKCS8_PRIV_KEY_INFO *EVP_PKEY2PKCS8(const EVP_PKEY *pkey)
 {
-	PKCS8_PRIV_KEY_INFO *p8;
-
-	if (!(p8 = PKCS8_PRIV_KEY_INFO_new())) {	
-		EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
-		return NULL;
-	}
-	p8->broken = broken;
-	if (!ASN1_INTEGER_set(p8->version, 0)) {
-		EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
-		PKCS8_PRIV_KEY_INFO_free (p8);
-		return NULL;
-	}
-	if (!(p8->pkeyalg->parameter = ASN1_TYPE_new ())) {
-		EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
-		PKCS8_PRIV_KEY_INFO_free (p8);
-		return NULL;
-	}
-	p8->pkey->type = V_ASN1_OCTET_STRING;
-	switch (EVP_PKEY_type(pkey->type)) {
-#ifndef OPENSSL_NO_RSA
-		case EVP_PKEY_RSA:
-
-		if(p8->broken == PKCS8_NO_OCTET) p8->pkey->type = V_ASN1_SEQUENCE;
+    PKCS8_PRIV_KEY_INFO *p8 = PKCS8_PRIV_KEY_INFO_new();
+    if (p8  == NULL) {
+        EVPerr(EVP_F_EVP_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
+        return NULL;
+    }
+
+    if (pkey->ameth) {
+        if (pkey->ameth->priv_encode) {
+            if (!pkey->ameth->priv_encode(p8, pkey)) {
+                EVPerr(EVP_F_EVP_PKEY2PKCS8, EVP_R_PRIVATE_KEY_ENCODE_ERROR);
+                goto error;
+            }
+        } else {
+            EVPerr(EVP_F_EVP_PKEY2PKCS8, EVP_R_METHOD_NOT_SUPPORTED);
+            goto error;
+        }
+    } else {
+        EVPerr(EVP_F_EVP_PKEY2PKCS8, EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM);
+        goto error;
+    }
+    return p8;
+ error:
+    PKCS8_PRIV_KEY_INFO_free(p8);
+    return NULL;
+}
 
-		p8->pkeyalg->algorithm = OBJ_nid2obj(NID_rsaEncryption);
-		p8->pkeyalg->parameter->type = V_ASN1_NULL;
-		if (!ASN1_pack_string_of (EVP_PKEY,pkey, i2d_PrivateKey,
-					 &p8->pkey->value.octet_string)) {
-			EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
-			PKCS8_PRIV_KEY_INFO_free (p8);
-			return NULL;
-		}
-		break;
-#endif
-#ifndef OPENSSL_NO_DSA
-		case EVP_PKEY_DSA:
-		if(!dsa_pkey2pkcs8(p8, pkey)) {
-			PKCS8_PRIV_KEY_INFO_free (p8);
-			return NULL;
-		}
+/* EVP_PKEY attribute functions */
 
-		break;
-#endif
-#ifndef OPENSSL_NO_EC
-		case EVP_PKEY_EC:
-		if (!eckey_pkey2pkcs8(p8, pkey))
-		{
-			PKCS8_PRIV_KEY_INFO_free(p8);
-			return(NULL);
-		}
-		break;
-#endif
-		default:
-		EVPerr(EVP_F_EVP_PKEY2PKCS8, EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM);
-		PKCS8_PRIV_KEY_INFO_free (p8);
-		return NULL;
-	}
-	RAND_add(p8->pkey->value.octet_string->data,
-		 p8->pkey->value.octet_string->length, 0.0);
-	return p8;
+int EVP_PKEY_get_attr_count(const EVP_PKEY *key)
+{
+    return X509at_get_attr_count(key->attributes);
 }
 
-PKCS8_PRIV_KEY_INFO *PKCS8_set_broken(PKCS8_PRIV_KEY_INFO *p8, int broken)
+int EVP_PKEY_get_attr_by_NID(const EVP_PKEY *key, int nid, int lastpos)
 {
-	switch (broken) {
-
-		case PKCS8_OK:
-		p8->broken = PKCS8_OK;
-		return p8;
-		break;
-
-		case PKCS8_NO_OCTET:
-		p8->broken = PKCS8_NO_OCTET;
-		p8->pkey->type = V_ASN1_SEQUENCE;
-		return p8;
-		break;
-
-		default:
-		EVPerr(EVP_F_EVP_PKCS8_SET_BROKEN,EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE);
-		return NULL;
-	}
+    return X509at_get_attr_by_NID(key->attributes, nid, lastpos);
 }
 
-#ifndef OPENSSL_NO_DSA
-static int dsa_pkey2pkcs8(PKCS8_PRIV_KEY_INFO *p8, EVP_PKEY *pkey)
+int EVP_PKEY_get_attr_by_OBJ(const EVP_PKEY *key, const ASN1_OBJECT *obj,
+                             int lastpos)
 {
-	ASN1_STRING *params = NULL;
-	ASN1_INTEGER *prkey = NULL;
-	ASN1_TYPE *ttmp = NULL;
-	STACK_OF(ASN1_TYPE) *ndsa = NULL;
-	unsigned char *p = NULL, *q;
-	int len;
-
-	p8->pkeyalg->algorithm = OBJ_nid2obj(NID_dsa);
-	len = i2d_DSAparams (pkey->pkey.dsa, NULL);
-	if (!(p = OPENSSL_malloc(len))) {
-		EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
-		goto err;
-	}
-	q = p;
-	i2d_DSAparams (pkey->pkey.dsa, &q);
-	if (!(params = ASN1_STRING_new())) {
-		EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
-		goto err;
-	}
-	if (!ASN1_STRING_set(params, p, len)) {
-		EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
-		goto err;
-	}
-	OPENSSL_free(p);
-	p = NULL;
-	/* Get private key into integer */
-	if (!(prkey = BN_to_ASN1_INTEGER (pkey->pkey.dsa->priv_key, NULL))) {
-		EVPerr(EVP_F_EVP_PKEY2PKCS8,EVP_R_ENCODE_ERROR);
-		goto err;
-	}
-
-	switch(p8->broken) {
-
-		case PKCS8_OK:
-		case PKCS8_NO_OCTET:
-
-		if (!ASN1_pack_string_of(ASN1_INTEGER,prkey, i2d_ASN1_INTEGER,
-					 &p8->pkey->value.octet_string)) {
-			EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
-			goto err;
-		}
-
-		M_ASN1_INTEGER_free (prkey);
-		prkey = NULL;
-		p8->pkeyalg->parameter->value.sequence = params;
-		params = NULL;
-		p8->pkeyalg->parameter->type = V_ASN1_SEQUENCE;
-
-		break;
-
-		case PKCS8_NS_DB:
-
-		p8->pkeyalg->parameter->value.sequence = params;
-		params = NULL;
-		p8->pkeyalg->parameter->type = V_ASN1_SEQUENCE;
-		if (!(ndsa = sk_ASN1_TYPE_new_null())) {
-			EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
-			goto err;
-		}
-		if (!(ttmp = ASN1_TYPE_new())) {
-			EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
-			goto err;
-		}
-		if (!(ttmp->value.integer =
-			BN_to_ASN1_INTEGER(pkey->pkey.dsa->pub_key, NULL))) {
-			EVPerr(EVP_F_EVP_PKEY2PKCS8,EVP_R_ENCODE_ERROR);
-			goto err;
-		}
-		ttmp->type = V_ASN1_INTEGER;
-		if (!sk_ASN1_TYPE_push(ndsa, ttmp)) {
-			EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
-			goto err;
-		}
-
-		if (!(ttmp = ASN1_TYPE_new())) {
-			EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
-			goto err;
-		}
-		ttmp->value.integer = prkey;
-		prkey = NULL;
-		ttmp->type = V_ASN1_INTEGER;
-		if (!sk_ASN1_TYPE_push(ndsa, ttmp)) {
-			EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
-			goto err;
-		}
-		ttmp = NULL;
-
-		if (!(p8->pkey->value.octet_string = ASN1_OCTET_STRING_new())) {
-			EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
-			goto err;
-		}
-
-		if (!ASN1_seq_pack_ASN1_TYPE(ndsa, i2d_ASN1_TYPE,
-					 &p8->pkey->value.octet_string->data,
-					 &p8->pkey->value.octet_string->length)) {
-
-			EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
-			goto err;
-		}
-		sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
-		break;
-
-		case PKCS8_EMBEDDED_PARAM:
-
-		p8->pkeyalg->parameter->type = V_ASN1_NULL;
-		if (!(ndsa = sk_ASN1_TYPE_new_null())) {
-			EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
-			goto err;
-		}
-		if (!(ttmp = ASN1_TYPE_new())) {
-			EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
-			goto err;
-		}
-		ttmp->value.sequence = params;
-		params = NULL;
-		ttmp->type = V_ASN1_SEQUENCE;
-		if (!sk_ASN1_TYPE_push(ndsa, ttmp)) {
-			EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
-			goto err;
-		}
-
-		if (!(ttmp = ASN1_TYPE_new())) {
-			EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
-			goto err;
-		}
-		ttmp->value.integer = prkey;
-		prkey = NULL;
-		ttmp->type = V_ASN1_INTEGER;
-		if (!sk_ASN1_TYPE_push(ndsa, ttmp)) {
-			EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
-			goto err;
-		}
-		ttmp = NULL;
-
-		if (!(p8->pkey->value.octet_string = ASN1_OCTET_STRING_new())) {
-			EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
-			goto err;
-		}
-
-		if (!ASN1_seq_pack_ASN1_TYPE(ndsa, i2d_ASN1_TYPE,
-					 &p8->pkey->value.octet_string->data,
-					 &p8->pkey->value.octet_string->length)) {
-
-			EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
-			goto err;
-		}
-		sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
-		break;
-	}
-	return 1;
-err:
-	if (p != NULL) OPENSSL_free(p);
-	if (params != NULL) ASN1_STRING_free(params);
-	if (prkey != NULL) M_ASN1_INTEGER_free(prkey);
-	if (ttmp != NULL) ASN1_TYPE_free(ttmp);
-	if (ndsa != NULL) sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
-	return 0;
+    return X509at_get_attr_by_OBJ(key->attributes, obj, lastpos);
 }
-#endif
 
-#ifndef OPENSSL_NO_EC
-static int eckey_pkey2pkcs8(PKCS8_PRIV_KEY_INFO *p8, EVP_PKEY *pkey)
+X509_ATTRIBUTE *EVP_PKEY_get_attr(const EVP_PKEY *key, int loc)
 {
-	EC_KEY		*eckey;
-	unsigned char	*p, *pp;
-	int 		nid, i, ret = 0;
-	unsigned int    tmp_flags;
-
-	if (pkey->pkey.eckey == NULL || pkey->pkey.eckey->group == NULL)
-	{
-		EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, EVP_R_MISSING_PARAMETERS);
-		return 0;
-	}
-	eckey = pkey->pkey.eckey;
-
-	/* set the ec parameters OID */
-	if (p8->pkeyalg->algorithm)
-		ASN1_OBJECT_free(p8->pkeyalg->algorithm);
-
-	p8->pkeyalg->algorithm = OBJ_nid2obj(NID_X9_62_id_ecPublicKey);
-
-	/* set the ec parameters */
-
-	if (p8->pkeyalg->parameter)
-	{
-		ASN1_TYPE_free(p8->pkeyalg->parameter);
-		p8->pkeyalg->parameter = NULL;
-	}
-
-	if ((p8->pkeyalg->parameter = ASN1_TYPE_new()) == NULL)
-	{
-		EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
-		return 0;
-	}
-	
-	if (EC_GROUP_get_asn1_flag(eckey->group)
-                     && (nid = EC_GROUP_get_nid(eckey->group)))
-	{
-		/* we have a 'named curve' => just set the OID */
-		p8->pkeyalg->parameter->type = V_ASN1_OBJECT;
-		p8->pkeyalg->parameter->value.object = OBJ_nid2obj(nid);
-	}
-	else	/* explicit parameters */
-	{
-		if ((i = i2d_ECParameters(eckey, NULL)) == 0)
-		{
-			EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_EC_LIB);
-			return 0;
-		}
-		if ((p = (unsigned char *) OPENSSL_malloc(i)) == NULL)
-		{
-			EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
-			return 0;
-		}	
-		pp = p;
-		if (!i2d_ECParameters(eckey, &pp))
-		{
-			EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_EC_LIB);
-			OPENSSL_free(p);
-			return 0;
-		}
-		p8->pkeyalg->parameter->type = V_ASN1_SEQUENCE;
-		if ((p8->pkeyalg->parameter->value.sequence 
-			= ASN1_STRING_new()) == NULL)
-		{
-			EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_ASN1_LIB);
-			OPENSSL_free(p);
-			return 0;
-		}
-		ASN1_STRING_set(p8->pkeyalg->parameter->value.sequence, p, i);
-		OPENSSL_free(p);
-	}
+    return X509at_get_attr(key->attributes, loc);
+}
 
-	/* set the private key */
+X509_ATTRIBUTE *EVP_PKEY_delete_attr(EVP_PKEY *key, int loc)
+{
+    return X509at_delete_attr(key->attributes, loc);
+}
 
-	/* do not include the parameters in the SEC1 private key
-	 * see PKCS#11 12.11 */
-	tmp_flags  = pkey->pkey.eckey->enc_flag;
-	pkey->pkey.eckey->enc_flag |= EC_PKEY_NO_PARAMETERS;
-	i = i2d_ECPrivateKey(pkey->pkey.eckey, NULL);
-	if (!i)
-	{
-		pkey->pkey.eckey->enc_flag = tmp_flags;
-		EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_EC_LIB);
-		return 0;
-	}
-	p = (unsigned char *) OPENSSL_malloc(i);
-	if (!p)
-	{
-		pkey->pkey.eckey->enc_flag = tmp_flags;
-		EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
-		return 0;
-	}
-	pp = p;
-	if (!i2d_ECPrivateKey(pkey->pkey.eckey, &pp))
-	{
-		pkey->pkey.eckey->enc_flag = tmp_flags;
-		EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_EC_LIB);
-		OPENSSL_free(p);
-		return 0;
-	}
-	/* restore old encoding flags */
-	pkey->pkey.eckey->enc_flag = tmp_flags;
+int EVP_PKEY_add1_attr(EVP_PKEY *key, X509_ATTRIBUTE *attr)
+{
+    if (X509at_add1_attr(&key->attributes, attr))
+        return 1;
+    return 0;
+}
 
-	switch(p8->broken) {
+int EVP_PKEY_add1_attr_by_OBJ(EVP_PKEY *key,
+                              const ASN1_OBJECT *obj, int type,
+                              const unsigned char *bytes, int len)
+{
+    if (X509at_add1_attr_by_OBJ(&key->attributes, obj, type, bytes, len))
+        return 1;
+    return 0;
+}
 
-		case PKCS8_OK:
-		p8->pkey->value.octet_string = ASN1_OCTET_STRING_new();
-		if (!p8->pkey->value.octet_string ||
-		    !M_ASN1_OCTET_STRING_set(p8->pkey->value.octet_string,
-		    (const void *)p, i))
+int EVP_PKEY_add1_attr_by_NID(EVP_PKEY *key,
+                              int nid, int type,
+                              const unsigned char *bytes, int len)
+{
+    if (X509at_add1_attr_by_NID(&key->attributes, nid, type, bytes, len))
+        return 1;
+    return 0;
+}
 
-		{
-			EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
-		}
-		else
-			ret = 1;
-		break;
-		case PKCS8_NO_OCTET:		/* RSA specific */
-		case PKCS8_NS_DB:		/* DSA specific */
-		case PKCS8_EMBEDDED_PARAM:	/* DSA specific */
-		default:
-			EVPerr(EVP_F_EVP_PKEY2PKCS8,EVP_R_ENCODE_ERROR);
-	}
-	OPENSSL_cleanse(p, (size_t)i);
-	OPENSSL_free(p);
-	return ret;
+int EVP_PKEY_add1_attr_by_txt(EVP_PKEY *key,
+                              const char *attrname, int type,
+                              const unsigned char *bytes, int len)
+{
+    if (X509at_add1_attr_by_txt(&key->attributes, attrname, type, bytes, len))
+        return 1;
+    return 0;
 }
-#endif