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diff --git a/src/crypto/evp/asn1.c b/src/crypto/evp/asn1.c
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+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *
+ * This package is an SSL implementation written
+ * by Eric Young (eay@cryptsoft.com).
+ * The implementation was written so as to conform with Netscapes SSL.
+ *
+ * This library is free for commercial and non-commercial use as long as
+ * the following conditions are aheared to. The following conditions
+ * apply to all code found in this distribution, be it the RC4, RSA,
+ * lhash, DES, etc., code; not just the SSL code. The SSL documentation
+ * included with this distribution is covered by the same copyright terms
+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).
+ *
+ * Copyright remains Eric Young's, and as such any Copyright notices in
+ * the code are not to be removed.
+ * If this package is used in a product, Eric Young should be given attribution
+ * as the author of the parts of the library used.
+ * This can be in the form of a textual message at program startup or
+ * in documentation (online or textual) provided with the package.
+ *
+ * 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 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 acknowledgement:
+ * "This product includes cryptographic software written by
+ * Eric Young (eay@cryptsoft.com)"
+ * The word 'cryptographic' can be left out if the rouines from the library
+ * being used are not cryptographic related :-).
+ * 4. If you include any Windows specific code (or a derivative thereof) from
+ * the apps directory (application code) you must include an acknowledgement:
+ * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+ * ANY EXPRESS 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 AUTHOR OR 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.
+ *
+ * The licence and distribution terms for any publically available version or
+ * derivative of this code cannot be changed. i.e. this code cannot simply be
+ * copied and put under another distribution licence
+ * [including the GNU Public Licence.] */
+
+#include <openssl/evp.h>
+
+#include <openssl/asn1.h>
+#include <openssl/err.h>
+#include <openssl/obj.h>
+#include <openssl/x509.h>
+
+#include "internal.h"
+
+
+EVP_PKEY *d2i_PrivateKey(int type, EVP_PKEY **out, const uint8_t **inp,
+ long len) {
+ EVP_PKEY *ret;
+
+ if (out == NULL || *out == NULL) {
+ ret = EVP_PKEY_new();
+ if (ret == NULL) {
+ OPENSSL_PUT_ERROR(EVP, d2i_PrivateKey, ERR_R_EVP_LIB);
+ return NULL;
+ }
+ } else {
+ ret = *out;
+ }
+
+ if (!EVP_PKEY_set_type(ret, type)) {
+ OPENSSL_PUT_ERROR(EVP, d2i_PrivateKey, EVP_R_UNKNOWN_PUBLIC_KEY_TYPE);
+ goto err;
+ }
+
+ if (!ret->ameth->old_priv_decode ||
+ !ret->ameth->old_priv_decode(ret, inp, len)) {
+ if (ret->ameth->priv_decode) {
+ PKCS8_PRIV_KEY_INFO *p8 = d2i_PKCS8_PRIV_KEY_INFO(NULL, inp, len);
+ if (!p8) {
+ goto err;
+ }
+ EVP_PKEY_free(ret);
+ ret = EVP_PKCS82PKEY(p8);
+ PKCS8_PRIV_KEY_INFO_free(p8);
+ } else {
+ OPENSSL_PUT_ERROR(EVP, d2i_PrivateKey, ERR_R_ASN1_LIB);
+ goto err;
+ }
+ }
+
+ if (out != NULL) {
+ *out = ret;
+ }
+ return ret;
+
+err:
+ if (out == NULL || *out != ret) {
+ EVP_PKEY_free(ret);
+ }
+ return NULL;
+}
+
+EVP_PKEY *d2i_AutoPrivateKey(EVP_PKEY **out, const uint8_t **inp, long len) {
+ STACK_OF(ASN1_TYPE) *inkey;
+ const uint8_t *p;
+ int keytype;
+ p = *inp;
+
+ /* Dirty trick: read in the ASN1 data into out STACK_OF(ASN1_TYPE):
+ * by analyzing it we can determine the passed structure: this
+ * assumes the input is surrounded by an ASN1 SEQUENCE. */
+ inkey = d2i_ASN1_SEQUENCE_ANY(NULL, &p, len);
+ /* Since we only need to discern "traditional format" RSA and DSA
+ * keys we can just count the elements. */
+ if (sk_ASN1_TYPE_num(inkey) == 6) {
+ keytype = EVP_PKEY_DSA;
+ } else if (sk_ASN1_TYPE_num(inkey) == 4) {
+ keytype = EVP_PKEY_EC;
+ } else if (sk_ASN1_TYPE_num(inkey) == 3) {
+ /* This seems to be PKCS8, not traditional format */
+ PKCS8_PRIV_KEY_INFO *p8 = d2i_PKCS8_PRIV_KEY_INFO(NULL, inp, len);
+ EVP_PKEY *ret;
+
+ sk_ASN1_TYPE_pop_free(inkey, ASN1_TYPE_free);
+ if (!p8) {
+ OPENSSL_PUT_ERROR(EVP, d2i_AutoPrivateKey,
+ EVP_R_UNSUPPORTED_PUBLIC_KEY_TYPE);
+ return NULL;
+ }
+ ret = EVP_PKCS82PKEY(p8);
+ PKCS8_PRIV_KEY_INFO_free(p8);
+ if (out) {
+ *out = ret;
+ }
+ return ret;
+ } else {
+ keytype = EVP_PKEY_RSA;
+ }
+
+ sk_ASN1_TYPE_pop_free(inkey, ASN1_TYPE_free);
+ return d2i_PrivateKey(keytype, out, inp, len);
+}
+
+int i2d_PublicKey(EVP_PKEY *key, uint8_t **outp) {
+ switch (key->type) {
+ case EVP_PKEY_RSA:
+ return i2d_RSAPublicKey(key->pkey.rsa, outp);
+ case EVP_PKEY_DSA:
+ return i2d_DSAPublicKey(key->pkey.dsa, outp);
+ case EVP_PKEY_EC:
+ return i2o_ECPublicKey(key->pkey.ec, outp);
+ default:
+ OPENSSL_PUT_ERROR(EVP, i2d_PublicKey, EVP_R_UNSUPPORTED_PUBLIC_KEY_TYPE);
+ return -1;
+ }
+}