xref: /onnv-gate/usr/src/common/openssl/crypto/evp/p_lib.c (revision 2139:6243c3338933)
10Sstevel@tonic-gate /* crypto/evp/p_lib.c */
20Sstevel@tonic-gate /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
30Sstevel@tonic-gate  * All rights reserved.
40Sstevel@tonic-gate  *
50Sstevel@tonic-gate  * This package is an SSL implementation written
60Sstevel@tonic-gate  * by Eric Young (eay@cryptsoft.com).
70Sstevel@tonic-gate  * The implementation was written so as to conform with Netscapes SSL.
80Sstevel@tonic-gate  *
90Sstevel@tonic-gate  * This library is free for commercial and non-commercial use as long as
100Sstevel@tonic-gate  * the following conditions are aheared to.  The following conditions
110Sstevel@tonic-gate  * apply to all code found in this distribution, be it the RC4, RSA,
120Sstevel@tonic-gate  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
130Sstevel@tonic-gate  * included with this distribution is covered by the same copyright terms
140Sstevel@tonic-gate  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
150Sstevel@tonic-gate  *
160Sstevel@tonic-gate  * Copyright remains Eric Young's, and as such any Copyright notices in
170Sstevel@tonic-gate  * the code are not to be removed.
180Sstevel@tonic-gate  * If this package is used in a product, Eric Young should be given attribution
190Sstevel@tonic-gate  * as the author of the parts of the library used.
200Sstevel@tonic-gate  * This can be in the form of a textual message at program startup or
210Sstevel@tonic-gate  * in documentation (online or textual) provided with the package.
220Sstevel@tonic-gate  *
230Sstevel@tonic-gate  * Redistribution and use in source and binary forms, with or without
240Sstevel@tonic-gate  * modification, are permitted provided that the following conditions
250Sstevel@tonic-gate  * are met:
260Sstevel@tonic-gate  * 1. Redistributions of source code must retain the copyright
270Sstevel@tonic-gate  *    notice, this list of conditions and the following disclaimer.
280Sstevel@tonic-gate  * 2. Redistributions in binary form must reproduce the above copyright
290Sstevel@tonic-gate  *    notice, this list of conditions and the following disclaimer in the
300Sstevel@tonic-gate  *    documentation and/or other materials provided with the distribution.
310Sstevel@tonic-gate  * 3. All advertising materials mentioning features or use of this software
320Sstevel@tonic-gate  *    must display the following acknowledgement:
330Sstevel@tonic-gate  *    "This product includes cryptographic software written by
340Sstevel@tonic-gate  *     Eric Young (eay@cryptsoft.com)"
350Sstevel@tonic-gate  *    The word 'cryptographic' can be left out if the rouines from the library
360Sstevel@tonic-gate  *    being used are not cryptographic related :-).
370Sstevel@tonic-gate  * 4. If you include any Windows specific code (or a derivative thereof) from
380Sstevel@tonic-gate  *    the apps directory (application code) you must include an acknowledgement:
390Sstevel@tonic-gate  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
400Sstevel@tonic-gate  *
410Sstevel@tonic-gate  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
420Sstevel@tonic-gate  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
430Sstevel@tonic-gate  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
440Sstevel@tonic-gate  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
450Sstevel@tonic-gate  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
460Sstevel@tonic-gate  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
470Sstevel@tonic-gate  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
480Sstevel@tonic-gate  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
490Sstevel@tonic-gate  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
500Sstevel@tonic-gate  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
510Sstevel@tonic-gate  * SUCH DAMAGE.
520Sstevel@tonic-gate  *
530Sstevel@tonic-gate  * The licence and distribution terms for any publically available version or
540Sstevel@tonic-gate  * derivative of this code cannot be changed.  i.e. this code cannot simply be
550Sstevel@tonic-gate  * copied and put under another distribution licence
560Sstevel@tonic-gate  * [including the GNU Public Licence.]
570Sstevel@tonic-gate  */
580Sstevel@tonic-gate 
590Sstevel@tonic-gate #include <stdio.h>
600Sstevel@tonic-gate #include "cryptlib.h"
61*2139Sjp161948 #include <openssl/bn.h>
62*2139Sjp161948 #include <openssl/err.h>
630Sstevel@tonic-gate #include <openssl/objects.h>
640Sstevel@tonic-gate #include <openssl/evp.h>
650Sstevel@tonic-gate #include <openssl/asn1_mac.h>
660Sstevel@tonic-gate #include <openssl/x509.h>
67*2139Sjp161948 #ifndef OPENSSL_NO_RSA
68*2139Sjp161948 #include <openssl/rsa.h>
69*2139Sjp161948 #endif
70*2139Sjp161948 #ifndef OPENSSL_NO_DSA
71*2139Sjp161948 #include <openssl/dsa.h>
72*2139Sjp161948 #endif
73*2139Sjp161948 #ifndef OPENSSL_NO_DH
74*2139Sjp161948 #include <openssl/dh.h>
75*2139Sjp161948 #endif
760Sstevel@tonic-gate 
770Sstevel@tonic-gate static void EVP_PKEY_free_it(EVP_PKEY *x);
780Sstevel@tonic-gate 
EVP_PKEY_bits(EVP_PKEY * pkey)790Sstevel@tonic-gate int EVP_PKEY_bits(EVP_PKEY *pkey)
800Sstevel@tonic-gate 	{
81*2139Sjp161948 	if (0)
82*2139Sjp161948 		return 0;
830Sstevel@tonic-gate #ifndef OPENSSL_NO_RSA
84*2139Sjp161948 	else if (pkey->type == EVP_PKEY_RSA)
850Sstevel@tonic-gate 		return(BN_num_bits(pkey->pkey.rsa->n));
860Sstevel@tonic-gate #endif
870Sstevel@tonic-gate #ifndef OPENSSL_NO_DSA
88*2139Sjp161948 	else if (pkey->type == EVP_PKEY_DSA)
890Sstevel@tonic-gate 		return(BN_num_bits(pkey->pkey.dsa->p));
900Sstevel@tonic-gate #endif
91*2139Sjp161948 #ifndef OPENSSL_NO_EC
92*2139Sjp161948 	else if (pkey->type == EVP_PKEY_EC)
93*2139Sjp161948 		{
94*2139Sjp161948 		BIGNUM *order = BN_new();
95*2139Sjp161948 		const EC_GROUP *group;
96*2139Sjp161948 		int ret;
97*2139Sjp161948 
98*2139Sjp161948 		if (!order)
99*2139Sjp161948 			{
100*2139Sjp161948 			ERR_clear_error();
101*2139Sjp161948 			return 0;
102*2139Sjp161948 			}
103*2139Sjp161948 		group = EC_KEY_get0_group(pkey->pkey.ec);
104*2139Sjp161948 		if (!EC_GROUP_get_order(group, order, NULL))
105*2139Sjp161948 			{
106*2139Sjp161948 			ERR_clear_error();
107*2139Sjp161948 			return 0;
108*2139Sjp161948 			}
109*2139Sjp161948 
110*2139Sjp161948 		ret = BN_num_bits(order);
111*2139Sjp161948 		BN_free(order);
112*2139Sjp161948 		return ret;
113*2139Sjp161948 		}
114*2139Sjp161948 #endif
1150Sstevel@tonic-gate 	return(0);
1160Sstevel@tonic-gate 	}
1170Sstevel@tonic-gate 
EVP_PKEY_size(EVP_PKEY * pkey)1180Sstevel@tonic-gate int EVP_PKEY_size(EVP_PKEY *pkey)
1190Sstevel@tonic-gate 	{
1200Sstevel@tonic-gate 	if (pkey == NULL)
1210Sstevel@tonic-gate 		return(0);
1220Sstevel@tonic-gate #ifndef OPENSSL_NO_RSA
1230Sstevel@tonic-gate 	if (pkey->type == EVP_PKEY_RSA)
1240Sstevel@tonic-gate 		return(RSA_size(pkey->pkey.rsa));
1250Sstevel@tonic-gate 	else
1260Sstevel@tonic-gate #endif
1270Sstevel@tonic-gate #ifndef OPENSSL_NO_DSA
1280Sstevel@tonic-gate 		if (pkey->type == EVP_PKEY_DSA)
1290Sstevel@tonic-gate 		return(DSA_size(pkey->pkey.dsa));
1300Sstevel@tonic-gate #endif
131*2139Sjp161948 #ifndef OPENSSL_NO_ECDSA
132*2139Sjp161948 		if (pkey->type == EVP_PKEY_EC)
133*2139Sjp161948 		return(ECDSA_size(pkey->pkey.ec));
134*2139Sjp161948 #endif
135*2139Sjp161948 
1360Sstevel@tonic-gate 	return(0);
1370Sstevel@tonic-gate 	}
1380Sstevel@tonic-gate 
EVP_PKEY_save_parameters(EVP_PKEY * pkey,int mode)1390Sstevel@tonic-gate int EVP_PKEY_save_parameters(EVP_PKEY *pkey, int mode)
1400Sstevel@tonic-gate 	{
1410Sstevel@tonic-gate #ifndef OPENSSL_NO_DSA
1420Sstevel@tonic-gate 	if (pkey->type == EVP_PKEY_DSA)
1430Sstevel@tonic-gate 		{
1440Sstevel@tonic-gate 		int ret=pkey->save_parameters;
1450Sstevel@tonic-gate 
1460Sstevel@tonic-gate 		if (mode >= 0)
1470Sstevel@tonic-gate 			pkey->save_parameters=mode;
1480Sstevel@tonic-gate 		return(ret);
1490Sstevel@tonic-gate 		}
1500Sstevel@tonic-gate #endif
151*2139Sjp161948 #ifndef OPENSSL_NO_EC
152*2139Sjp161948 	if (pkey->type == EVP_PKEY_EC)
153*2139Sjp161948 		{
154*2139Sjp161948 		int ret = pkey->save_parameters;
155*2139Sjp161948 
156*2139Sjp161948 		if (mode >= 0)
157*2139Sjp161948 			pkey->save_parameters = mode;
158*2139Sjp161948 		return(ret);
159*2139Sjp161948 		}
160*2139Sjp161948 #endif
1610Sstevel@tonic-gate 	return(0);
1620Sstevel@tonic-gate 	}
1630Sstevel@tonic-gate 
EVP_PKEY_copy_parameters(EVP_PKEY * to,const EVP_PKEY * from)164*2139Sjp161948 int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from)
1650Sstevel@tonic-gate 	{
1660Sstevel@tonic-gate 	if (to->type != from->type)
1670Sstevel@tonic-gate 		{
1680Sstevel@tonic-gate 		EVPerr(EVP_F_EVP_PKEY_COPY_PARAMETERS,EVP_R_DIFFERENT_KEY_TYPES);
1690Sstevel@tonic-gate 		goto err;
1700Sstevel@tonic-gate 		}
1710Sstevel@tonic-gate 
1720Sstevel@tonic-gate 	if (EVP_PKEY_missing_parameters(from))
1730Sstevel@tonic-gate 		{
1740Sstevel@tonic-gate 		EVPerr(EVP_F_EVP_PKEY_COPY_PARAMETERS,EVP_R_MISSING_PARAMETERS);
1750Sstevel@tonic-gate 		goto err;
1760Sstevel@tonic-gate 		}
1770Sstevel@tonic-gate #ifndef OPENSSL_NO_DSA
1780Sstevel@tonic-gate 	if (to->type == EVP_PKEY_DSA)
1790Sstevel@tonic-gate 		{
1800Sstevel@tonic-gate 		BIGNUM *a;
1810Sstevel@tonic-gate 
1820Sstevel@tonic-gate 		if ((a=BN_dup(from->pkey.dsa->p)) == NULL) goto err;
1830Sstevel@tonic-gate 		if (to->pkey.dsa->p != NULL) BN_free(to->pkey.dsa->p);
1840Sstevel@tonic-gate 		to->pkey.dsa->p=a;
1850Sstevel@tonic-gate 
1860Sstevel@tonic-gate 		if ((a=BN_dup(from->pkey.dsa->q)) == NULL) goto err;
1870Sstevel@tonic-gate 		if (to->pkey.dsa->q != NULL) BN_free(to->pkey.dsa->q);
1880Sstevel@tonic-gate 		to->pkey.dsa->q=a;
1890Sstevel@tonic-gate 
1900Sstevel@tonic-gate 		if ((a=BN_dup(from->pkey.dsa->g)) == NULL) goto err;
1910Sstevel@tonic-gate 		if (to->pkey.dsa->g != NULL) BN_free(to->pkey.dsa->g);
1920Sstevel@tonic-gate 		to->pkey.dsa->g=a;
1930Sstevel@tonic-gate 		}
1940Sstevel@tonic-gate #endif
195*2139Sjp161948 #ifndef OPENSSL_NO_EC
196*2139Sjp161948 	if (to->type == EVP_PKEY_EC)
197*2139Sjp161948 		{
198*2139Sjp161948 		EC_GROUP *group = EC_GROUP_dup(EC_KEY_get0_group(from->pkey.ec));
199*2139Sjp161948 		if (group == NULL)
200*2139Sjp161948 			goto err;
201*2139Sjp161948 		if (EC_KEY_set_group(to->pkey.ec, group) == 0)
202*2139Sjp161948 			goto err;
203*2139Sjp161948 		EC_GROUP_free(group);
204*2139Sjp161948 		}
205*2139Sjp161948 #endif
2060Sstevel@tonic-gate 	return(1);
2070Sstevel@tonic-gate err:
2080Sstevel@tonic-gate 	return(0);
2090Sstevel@tonic-gate 	}
2100Sstevel@tonic-gate 
EVP_PKEY_missing_parameters(const EVP_PKEY * pkey)211*2139Sjp161948 int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey)
2120Sstevel@tonic-gate 	{
2130Sstevel@tonic-gate #ifndef OPENSSL_NO_DSA
2140Sstevel@tonic-gate 	if (pkey->type == EVP_PKEY_DSA)
2150Sstevel@tonic-gate 		{
2160Sstevel@tonic-gate 		DSA *dsa;
2170Sstevel@tonic-gate 
2180Sstevel@tonic-gate 		dsa=pkey->pkey.dsa;
2190Sstevel@tonic-gate 		if ((dsa->p == NULL) || (dsa->q == NULL) || (dsa->g == NULL))
2200Sstevel@tonic-gate 			return(1);
2210Sstevel@tonic-gate 		}
2220Sstevel@tonic-gate #endif
223*2139Sjp161948 #ifndef OPENSSL_NO_EC
224*2139Sjp161948 	if (pkey->type == EVP_PKEY_EC)
225*2139Sjp161948 		{
226*2139Sjp161948 		if (EC_KEY_get0_group(pkey->pkey.ec) == NULL)
227*2139Sjp161948 			return(1);
228*2139Sjp161948 		}
229*2139Sjp161948 #endif
230*2139Sjp161948 
2310Sstevel@tonic-gate 	return(0);
2320Sstevel@tonic-gate 	}
2330Sstevel@tonic-gate 
EVP_PKEY_cmp_parameters(const EVP_PKEY * a,const EVP_PKEY * b)234*2139Sjp161948 int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b)
2350Sstevel@tonic-gate 	{
2360Sstevel@tonic-gate #ifndef OPENSSL_NO_DSA
2370Sstevel@tonic-gate 	if ((a->type == EVP_PKEY_DSA) && (b->type == EVP_PKEY_DSA))
2380Sstevel@tonic-gate 		{
2390Sstevel@tonic-gate 		if (	BN_cmp(a->pkey.dsa->p,b->pkey.dsa->p) ||
2400Sstevel@tonic-gate 			BN_cmp(a->pkey.dsa->q,b->pkey.dsa->q) ||
2410Sstevel@tonic-gate 			BN_cmp(a->pkey.dsa->g,b->pkey.dsa->g))
2420Sstevel@tonic-gate 			return(0);
2430Sstevel@tonic-gate 		else
2440Sstevel@tonic-gate 			return(1);
2450Sstevel@tonic-gate 		}
2460Sstevel@tonic-gate #endif
247*2139Sjp161948 #ifndef OPENSSL_NO_EC
248*2139Sjp161948 	if (a->type == EVP_PKEY_EC && b->type == EVP_PKEY_EC)
249*2139Sjp161948 		{
250*2139Sjp161948 		const EC_GROUP *group_a = EC_KEY_get0_group(a->pkey.ec),
251*2139Sjp161948 		               *group_b = EC_KEY_get0_group(b->pkey.ec);
252*2139Sjp161948 		if (EC_GROUP_cmp(group_a, group_b, NULL))
253*2139Sjp161948 			return 0;
254*2139Sjp161948 		else
255*2139Sjp161948 			return 1;
256*2139Sjp161948 		}
257*2139Sjp161948 #endif
2580Sstevel@tonic-gate 	return(-1);
2590Sstevel@tonic-gate 	}
2600Sstevel@tonic-gate 
EVP_PKEY_cmp(const EVP_PKEY * a,const EVP_PKEY * b)261*2139Sjp161948 int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b)
262*2139Sjp161948 	{
263*2139Sjp161948 	if (a->type != b->type)
264*2139Sjp161948 		return -1;
265*2139Sjp161948 
266*2139Sjp161948 	if (EVP_PKEY_cmp_parameters(a, b) == 0)
267*2139Sjp161948 		return 0;
268*2139Sjp161948 
269*2139Sjp161948 	switch (a->type)
270*2139Sjp161948 		{
271*2139Sjp161948 #ifndef OPENSSL_NO_RSA
272*2139Sjp161948 	case EVP_PKEY_RSA:
273*2139Sjp161948 		if (BN_cmp(b->pkey.rsa->n,a->pkey.rsa->n) != 0
274*2139Sjp161948 			|| BN_cmp(b->pkey.rsa->e,a->pkey.rsa->e) != 0)
275*2139Sjp161948 			return 0;
276*2139Sjp161948 		break;
277*2139Sjp161948 #endif
278*2139Sjp161948 #ifndef OPENSSL_NO_DSA
279*2139Sjp161948 	case EVP_PKEY_DSA:
280*2139Sjp161948 		if (BN_cmp(b->pkey.dsa->pub_key,a->pkey.dsa->pub_key) != 0)
281*2139Sjp161948 			return 0;
282*2139Sjp161948 		break;
283*2139Sjp161948 #endif
284*2139Sjp161948 #ifndef OPENSSL_NO_EC
285*2139Sjp161948 	case EVP_PKEY_EC:
286*2139Sjp161948 		{
287*2139Sjp161948 		int  r;
288*2139Sjp161948 		const EC_GROUP *group = EC_KEY_get0_group(b->pkey.ec);
289*2139Sjp161948 		const EC_POINT *pa = EC_KEY_get0_public_key(a->pkey.ec),
290*2139Sjp161948 		               *pb = EC_KEY_get0_public_key(b->pkey.ec);
291*2139Sjp161948 		r = EC_POINT_cmp(group, pa, pb, NULL);
292*2139Sjp161948 		if (r != 0)
293*2139Sjp161948 			{
294*2139Sjp161948 			if (r == 1)
295*2139Sjp161948 				return 0;
296*2139Sjp161948 			else
297*2139Sjp161948 				return -2;
298*2139Sjp161948 			}
299*2139Sjp161948 		}
300*2139Sjp161948  		break;
301*2139Sjp161948 #endif
302*2139Sjp161948 #ifndef OPENSSL_NO_DH
303*2139Sjp161948 	case EVP_PKEY_DH:
304*2139Sjp161948 		return -2;
305*2139Sjp161948 #endif
306*2139Sjp161948 	default:
307*2139Sjp161948 		return -2;
308*2139Sjp161948 		}
309*2139Sjp161948 
310*2139Sjp161948 	return 1;
311*2139Sjp161948 	}
312*2139Sjp161948 
EVP_PKEY_new(void)3130Sstevel@tonic-gate EVP_PKEY *EVP_PKEY_new(void)
3140Sstevel@tonic-gate 	{
3150Sstevel@tonic-gate 	EVP_PKEY *ret;
3160Sstevel@tonic-gate 
3170Sstevel@tonic-gate 	ret=(EVP_PKEY *)OPENSSL_malloc(sizeof(EVP_PKEY));
3180Sstevel@tonic-gate 	if (ret == NULL)
3190Sstevel@tonic-gate 		{
3200Sstevel@tonic-gate 		EVPerr(EVP_F_EVP_PKEY_NEW,ERR_R_MALLOC_FAILURE);
3210Sstevel@tonic-gate 		return(NULL);
3220Sstevel@tonic-gate 		}
3230Sstevel@tonic-gate 	ret->type=EVP_PKEY_NONE;
3240Sstevel@tonic-gate 	ret->references=1;
3250Sstevel@tonic-gate 	ret->pkey.ptr=NULL;
3260Sstevel@tonic-gate 	ret->attributes=NULL;
3270Sstevel@tonic-gate 	ret->save_parameters=1;
3280Sstevel@tonic-gate 	return(ret);
3290Sstevel@tonic-gate 	}
3300Sstevel@tonic-gate 
EVP_PKEY_assign(EVP_PKEY * pkey,int type,char * key)3310Sstevel@tonic-gate int EVP_PKEY_assign(EVP_PKEY *pkey, int type, char *key)
3320Sstevel@tonic-gate 	{
3330Sstevel@tonic-gate 	if (pkey == NULL) return(0);
3340Sstevel@tonic-gate 	if (pkey->pkey.ptr != NULL)
3350Sstevel@tonic-gate 		EVP_PKEY_free_it(pkey);
3360Sstevel@tonic-gate 	pkey->type=EVP_PKEY_type(type);
3370Sstevel@tonic-gate 	pkey->save_type=type;
3380Sstevel@tonic-gate 	pkey->pkey.ptr=key;
3390Sstevel@tonic-gate 	return(key != NULL);
3400Sstevel@tonic-gate 	}
3410Sstevel@tonic-gate 
3420Sstevel@tonic-gate #ifndef OPENSSL_NO_RSA
EVP_PKEY_set1_RSA(EVP_PKEY * pkey,RSA * key)3430Sstevel@tonic-gate int EVP_PKEY_set1_RSA(EVP_PKEY *pkey, RSA *key)
3440Sstevel@tonic-gate {
3450Sstevel@tonic-gate 	int ret = EVP_PKEY_assign_RSA(pkey, key);
3460Sstevel@tonic-gate 	if(ret)
3470Sstevel@tonic-gate 		RSA_up_ref(key);
3480Sstevel@tonic-gate 	return ret;
3490Sstevel@tonic-gate }
3500Sstevel@tonic-gate 
EVP_PKEY_get1_RSA(EVP_PKEY * pkey)3510Sstevel@tonic-gate RSA *EVP_PKEY_get1_RSA(EVP_PKEY *pkey)
3520Sstevel@tonic-gate 	{
3530Sstevel@tonic-gate 	if(pkey->type != EVP_PKEY_RSA) {
3540Sstevel@tonic-gate 		EVPerr(EVP_F_EVP_PKEY_GET1_RSA, EVP_R_EXPECTING_AN_RSA_KEY);
3550Sstevel@tonic-gate 		return NULL;
3560Sstevel@tonic-gate 	}
3570Sstevel@tonic-gate 	RSA_up_ref(pkey->pkey.rsa);
3580Sstevel@tonic-gate 	return pkey->pkey.rsa;
3590Sstevel@tonic-gate }
3600Sstevel@tonic-gate #endif
3610Sstevel@tonic-gate 
3620Sstevel@tonic-gate #ifndef OPENSSL_NO_DSA
EVP_PKEY_set1_DSA(EVP_PKEY * pkey,DSA * key)3630Sstevel@tonic-gate int EVP_PKEY_set1_DSA(EVP_PKEY *pkey, DSA *key)
3640Sstevel@tonic-gate {
3650Sstevel@tonic-gate 	int ret = EVP_PKEY_assign_DSA(pkey, key);
3660Sstevel@tonic-gate 	if(ret)
3670Sstevel@tonic-gate 		DSA_up_ref(key);
3680Sstevel@tonic-gate 	return ret;
3690Sstevel@tonic-gate }
3700Sstevel@tonic-gate 
EVP_PKEY_get1_DSA(EVP_PKEY * pkey)3710Sstevel@tonic-gate DSA *EVP_PKEY_get1_DSA(EVP_PKEY *pkey)
3720Sstevel@tonic-gate 	{
3730Sstevel@tonic-gate 	if(pkey->type != EVP_PKEY_DSA) {
3740Sstevel@tonic-gate 		EVPerr(EVP_F_EVP_PKEY_GET1_DSA, EVP_R_EXPECTING_A_DSA_KEY);
3750Sstevel@tonic-gate 		return NULL;
3760Sstevel@tonic-gate 	}
3770Sstevel@tonic-gate 	DSA_up_ref(pkey->pkey.dsa);
3780Sstevel@tonic-gate 	return pkey->pkey.dsa;
3790Sstevel@tonic-gate }
3800Sstevel@tonic-gate #endif
3810Sstevel@tonic-gate 
382*2139Sjp161948 #ifndef OPENSSL_NO_EC
383*2139Sjp161948 
EVP_PKEY_set1_EC_KEY(EVP_PKEY * pkey,EC_KEY * key)384*2139Sjp161948 int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey, EC_KEY *key)
385*2139Sjp161948 {
386*2139Sjp161948 	int ret = EVP_PKEY_assign_EC_KEY(pkey,key);
387*2139Sjp161948 	if (ret)
388*2139Sjp161948 		EC_KEY_up_ref(key);
389*2139Sjp161948 	return ret;
390*2139Sjp161948 }
391*2139Sjp161948 
EVP_PKEY_get1_EC_KEY(EVP_PKEY * pkey)392*2139Sjp161948 EC_KEY *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey)
393*2139Sjp161948 {
394*2139Sjp161948 	if (pkey->type != EVP_PKEY_EC)
395*2139Sjp161948 	{
396*2139Sjp161948 		EVPerr(EVP_F_EVP_PKEY_GET1_EC_KEY, EVP_R_EXPECTING_A_EC_KEY);
397*2139Sjp161948 		return NULL;
398*2139Sjp161948 	}
399*2139Sjp161948 	EC_KEY_up_ref(pkey->pkey.ec);
400*2139Sjp161948 	return pkey->pkey.ec;
401*2139Sjp161948 }
402*2139Sjp161948 #endif
403*2139Sjp161948 
404*2139Sjp161948 
4050Sstevel@tonic-gate #ifndef OPENSSL_NO_DH
4060Sstevel@tonic-gate 
EVP_PKEY_set1_DH(EVP_PKEY * pkey,DH * key)4070Sstevel@tonic-gate int EVP_PKEY_set1_DH(EVP_PKEY *pkey, DH *key)
4080Sstevel@tonic-gate {
4090Sstevel@tonic-gate 	int ret = EVP_PKEY_assign_DH(pkey, key);
4100Sstevel@tonic-gate 	if(ret)
4110Sstevel@tonic-gate 		DH_up_ref(key);
4120Sstevel@tonic-gate 	return ret;
4130Sstevel@tonic-gate }
4140Sstevel@tonic-gate 
EVP_PKEY_get1_DH(EVP_PKEY * pkey)4150Sstevel@tonic-gate DH *EVP_PKEY_get1_DH(EVP_PKEY *pkey)
4160Sstevel@tonic-gate 	{
4170Sstevel@tonic-gate 	if(pkey->type != EVP_PKEY_DH) {
4180Sstevel@tonic-gate 		EVPerr(EVP_F_EVP_PKEY_GET1_DH, EVP_R_EXPECTING_A_DH_KEY);
4190Sstevel@tonic-gate 		return NULL;
4200Sstevel@tonic-gate 	}
4210Sstevel@tonic-gate 	DH_up_ref(pkey->pkey.dh);
4220Sstevel@tonic-gate 	return pkey->pkey.dh;
4230Sstevel@tonic-gate }
4240Sstevel@tonic-gate #endif
4250Sstevel@tonic-gate 
EVP_PKEY_type(int type)4260Sstevel@tonic-gate int EVP_PKEY_type(int type)
4270Sstevel@tonic-gate 	{
4280Sstevel@tonic-gate 	switch (type)
4290Sstevel@tonic-gate 		{
4300Sstevel@tonic-gate 	case EVP_PKEY_RSA:
4310Sstevel@tonic-gate 	case EVP_PKEY_RSA2:
4320Sstevel@tonic-gate 		return(EVP_PKEY_RSA);
4330Sstevel@tonic-gate 	case EVP_PKEY_DSA:
4340Sstevel@tonic-gate 	case EVP_PKEY_DSA1:
4350Sstevel@tonic-gate 	case EVP_PKEY_DSA2:
4360Sstevel@tonic-gate 	case EVP_PKEY_DSA3:
4370Sstevel@tonic-gate 	case EVP_PKEY_DSA4:
4380Sstevel@tonic-gate 		return(EVP_PKEY_DSA);
4390Sstevel@tonic-gate 	case EVP_PKEY_DH:
4400Sstevel@tonic-gate 		return(EVP_PKEY_DH);
441*2139Sjp161948 	case EVP_PKEY_EC:
442*2139Sjp161948 		return(EVP_PKEY_EC);
4430Sstevel@tonic-gate 	default:
4440Sstevel@tonic-gate 		return(NID_undef);
4450Sstevel@tonic-gate 		}
4460Sstevel@tonic-gate 	}
4470Sstevel@tonic-gate 
EVP_PKEY_free(EVP_PKEY * x)4480Sstevel@tonic-gate void EVP_PKEY_free(EVP_PKEY *x)
4490Sstevel@tonic-gate 	{
4500Sstevel@tonic-gate 	int i;
4510Sstevel@tonic-gate 
4520Sstevel@tonic-gate 	if (x == NULL) return;
4530Sstevel@tonic-gate 
4540Sstevel@tonic-gate 	i=CRYPTO_add(&x->references,-1,CRYPTO_LOCK_EVP_PKEY);
4550Sstevel@tonic-gate #ifdef REF_PRINT
4560Sstevel@tonic-gate 	REF_PRINT("EVP_PKEY",x);
4570Sstevel@tonic-gate #endif
4580Sstevel@tonic-gate 	if (i > 0) return;
4590Sstevel@tonic-gate #ifdef REF_CHECK
4600Sstevel@tonic-gate 	if (i < 0)
4610Sstevel@tonic-gate 		{
4620Sstevel@tonic-gate 		fprintf(stderr,"EVP_PKEY_free, bad reference count\n");
4630Sstevel@tonic-gate 		abort();
4640Sstevel@tonic-gate 		}
4650Sstevel@tonic-gate #endif
4660Sstevel@tonic-gate 	EVP_PKEY_free_it(x);
467*2139Sjp161948 	if (x->attributes)
468*2139Sjp161948 		sk_X509_ATTRIBUTE_pop_free(x->attributes, X509_ATTRIBUTE_free);
4690Sstevel@tonic-gate 	OPENSSL_free(x);
4700Sstevel@tonic-gate 	}
4710Sstevel@tonic-gate 
EVP_PKEY_free_it(EVP_PKEY * x)4720Sstevel@tonic-gate static void EVP_PKEY_free_it(EVP_PKEY *x)
4730Sstevel@tonic-gate 	{
4740Sstevel@tonic-gate 	switch (x->type)
4750Sstevel@tonic-gate 		{
4760Sstevel@tonic-gate #ifndef OPENSSL_NO_RSA
4770Sstevel@tonic-gate 	case EVP_PKEY_RSA:
4780Sstevel@tonic-gate 	case EVP_PKEY_RSA2:
4790Sstevel@tonic-gate 		RSA_free(x->pkey.rsa);
4800Sstevel@tonic-gate 		break;
4810Sstevel@tonic-gate #endif
4820Sstevel@tonic-gate #ifndef OPENSSL_NO_DSA
4830Sstevel@tonic-gate 	case EVP_PKEY_DSA:
4840Sstevel@tonic-gate 	case EVP_PKEY_DSA2:
4850Sstevel@tonic-gate 	case EVP_PKEY_DSA3:
4860Sstevel@tonic-gate 	case EVP_PKEY_DSA4:
4870Sstevel@tonic-gate 		DSA_free(x->pkey.dsa);
4880Sstevel@tonic-gate 		break;
4890Sstevel@tonic-gate #endif
490*2139Sjp161948 #ifndef OPENSSL_NO_EC
491*2139Sjp161948 	case EVP_PKEY_EC:
492*2139Sjp161948 		EC_KEY_free(x->pkey.ec);
493*2139Sjp161948 		break;
494*2139Sjp161948 #endif
4950Sstevel@tonic-gate #ifndef OPENSSL_NO_DH
4960Sstevel@tonic-gate 	case EVP_PKEY_DH:
4970Sstevel@tonic-gate 		DH_free(x->pkey.dh);
4980Sstevel@tonic-gate 		break;
4990Sstevel@tonic-gate #endif
5000Sstevel@tonic-gate 		}
5010Sstevel@tonic-gate 	}
5020Sstevel@tonic-gate 
503