2 * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the OpenSSL license (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
11 #include "internal/cryptlib.h"
12 #include <openssl/bn.h>
13 #include <openssl/evp.h>
14 #include <openssl/objects.h>
15 #include <openssl/asn1.h>
16 #include <openssl/rsa.h>
17 #include <openssl/dsa.h>
18 #include <openssl/ec.h>
20 #include "internal/evp_int.h"
22 EVP_PKEY *d2i_PublicKey(int type, EVP_PKEY **a, const unsigned char **pp,
27 if ((a == NULL) || (*a == NULL)) {
28 if ((ret = EVP_PKEY_new()) == NULL) {
29 ASN1err(ASN1_F_D2I_PUBLICKEY, ERR_R_EVP_LIB);
35 if (!EVP_PKEY_set_type(ret, type)) {
36 ASN1err(ASN1_F_D2I_PUBLICKEY, ERR_R_EVP_LIB);
40 switch (EVP_PKEY_id(ret)) {
41 #ifndef OPENSSL_NO_RSA
43 if ((ret->pkey.rsa = d2i_RSAPublicKey(NULL, pp, length)) == NULL) {
44 ASN1err(ASN1_F_D2I_PUBLICKEY, ERR_R_ASN1_LIB);
49 #ifndef OPENSSL_NO_DSA
52 if (!d2i_DSAPublicKey(&ret->pkey.dsa, pp, length)) {
53 ASN1err(ASN1_F_D2I_PUBLICKEY, ERR_R_ASN1_LIB);
60 if (!o2i_ECPublicKey(&ret->pkey.ec, pp, length)) {
61 ASN1err(ASN1_F_D2I_PUBLICKEY, ERR_R_ASN1_LIB);
67 ASN1err(ASN1_F_D2I_PUBLICKEY, ASN1_R_UNKNOWN_PUBLIC_KEY_TYPE);
75 if (a == NULL || *a != ret)