X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fasn1%2Fd2i_pu.c;h=778114d765e092dd891d49fc5b1ff77e1df40916;hp=4c2bd4e5c8a1e0cf747b10b662c114031285ac85;hb=3dbec21b4603eb0fde6cd97202d8a374415e1da8;hpb=62e3163b1b153a2414d5c258ace557a3b4d373c5 diff --git a/crypto/asn1/d2i_pu.c b/crypto/asn1/d2i_pu.c index 4c2bd4e5c8..778114d765 100644 --- a/crypto/asn1/d2i_pu.c +++ b/crypto/asn1/d2i_pu.c @@ -1,135 +1,77 @@ -/* crypto/asn1/d2i_pu.c */ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. +/* + * Copyright 1995-2016 The OpenSSL Project Authors. 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.] + * Licensed under the OpenSSL license (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 -#include "cryptlib.h" +#include "internal/cryptlib.h" #include #include #include #include -#ifndef OPENSSL_NO_RSA #include -#endif -#ifndef OPENSSL_NO_DSA #include -#endif -#ifndef OPENSSL_NO_EC #include -#endif -EVP_PKEY *d2i_PublicKey(int type, EVP_PKEY **a, unsigned char **pp, - long length) - { - EVP_PKEY *ret; +#include "internal/evp_int.h" + +EVP_PKEY *d2i_PublicKey(int type, EVP_PKEY **a, const unsigned char **pp, + long length) +{ + EVP_PKEY *ret; - if ((a == NULL) || (*a == NULL)) - { - if ((ret=EVP_PKEY_new()) == NULL) - { - ASN1err(ASN1_F_D2I_PUBLICKEY,ERR_R_EVP_LIB); - return(NULL); - } - } - else ret= *a; + if ((a == NULL) || (*a == NULL)) { + if ((ret = EVP_PKEY_new()) == NULL) { + ASN1err(ASN1_F_D2I_PUBLICKEY, ERR_R_EVP_LIB); + return NULL; + } + } else + ret = *a; - ret->save_type=type; - ret->type=EVP_PKEY_type(type); - switch (ret->type) - { + if (type != EVP_PKEY_id(ret) && !EVP_PKEY_set_type(ret, type)) { + ASN1err(ASN1_F_D2I_PUBLICKEY, ERR_R_EVP_LIB); + goto err; + } + + switch (EVP_PKEY_id(ret)) { #ifndef OPENSSL_NO_RSA - case EVP_PKEY_RSA: - if ((ret->pkey.rsa=d2i_RSAPublicKey(NULL, - (const unsigned char **)pp,length)) == NULL) /* TMP UGLY CAST */ - { - ASN1err(ASN1_F_D2I_PUBLICKEY,ERR_R_ASN1_LIB); - goto err; - } - break; + case EVP_PKEY_RSA: + if ((ret->pkey.rsa = d2i_RSAPublicKey(NULL, pp, length)) == NULL) { + ASN1err(ASN1_F_D2I_PUBLICKEY, ERR_R_ASN1_LIB); + goto err; + } + break; #endif #ifndef OPENSSL_NO_DSA - case EVP_PKEY_DSA: - if ((ret->pkey.dsa=d2i_DSAPublicKey(&(ret->pkey.dsa), - (const unsigned char **)pp,length)) == NULL) /* TMP UGLY CAST */ - { - ASN1err(ASN1_F_D2I_PUBLICKEY,ERR_R_ASN1_LIB); - goto err; - } - break; + case EVP_PKEY_DSA: + /* TMP UGLY CAST */ + if (!d2i_DSAPublicKey(&ret->pkey.dsa, pp, length)) { + ASN1err(ASN1_F_D2I_PUBLICKEY, ERR_R_ASN1_LIB); + goto err; + } + break; #endif #ifndef OPENSSL_NO_EC - case EVP_PKEY_EC: - if ((ret->pkey.eckey = o2i_ECPublicKey(&(ret->pkey.eckey), - (const unsigned char **)pp, length)) == NULL) - { - ASN1err(ASN1_F_D2I_PUBLICKEY, ERR_R_ASN1_LIB); - goto err; - } - break; + case EVP_PKEY_EC: + if (!o2i_ECPublicKey(&ret->pkey.ec, pp, length)) { + ASN1err(ASN1_F_D2I_PUBLICKEY, ERR_R_ASN1_LIB); + goto err; + } + break; #endif - default: - ASN1err(ASN1_F_D2I_PUBLICKEY,ASN1_R_UNKNOWN_PUBLIC_KEY_TYPE); - goto err; - /* break; */ - } - if (a != NULL) (*a)=ret; - return(ret); -err: - if ((ret != NULL) && ((a == NULL) || (*a != ret))) EVP_PKEY_free(ret); - return(NULL); - } - + default: + ASN1err(ASN1_F_D2I_PUBLICKEY, ASN1_R_UNKNOWN_PUBLIC_KEY_TYPE); + goto err; + } + if (a != NULL) + (*a) = ret; + return ret; + err: + if (a == NULL || *a != ret) + EVP_PKEY_free(ret); + return NULL; +}