GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: lib/libcrypto/x509v3/v3_skey.c Lines: 0 36 0.0 %
Date: 2017-11-07 Branches: 0 26 0.0 %

Line Branch Exec Source
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/* $OpenBSD: v3_skey.c,v 1.15 2017/01/29 17:49:23 beck Exp $ */
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/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
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 * project 1999.
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 */
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/* ====================================================================
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 * Copyright (c) 1999 The OpenSSL Project.  All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 *
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 * 1. Redistributions of source code must retain the above copyright
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 *    notice, this list of conditions and the following disclaimer.
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 *
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 * 2. Redistributions in binary form must reproduce the above copyright
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 *    notice, this list of conditions and the following disclaimer in
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 *    the documentation and/or other materials provided with the
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 *    distribution.
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 *
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 * 3. All advertising materials mentioning features or use of this
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 *    software must display the following acknowledgment:
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 *    "This product includes software developed by the OpenSSL Project
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 *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
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 *
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 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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 *    endorse or promote products derived from this software without
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 *    prior written permission. For written permission, please contact
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 *    licensing@OpenSSL.org.
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 *
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 * 5. Products derived from this software may not be called "OpenSSL"
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 *    nor may "OpenSSL" appear in their names without prior written
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 *    permission of the OpenSSL Project.
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 *
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 * 6. Redistributions of any form whatsoever must retain the following
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 *    acknowledgment:
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 *    "This product includes software developed by the OpenSSL Project
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 *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
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 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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 * OF THE POSSIBILITY OF SUCH DAMAGE.
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 * ====================================================================
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 *
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 * This product includes cryptographic software written by Eric Young
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 * (eay@cryptsoft.com).  This product includes software written by Tim
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 * Hudson (tjh@cryptsoft.com).
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 *
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 */
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#include <stdio.h>
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#include <string.h>
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#include <openssl/err.h>
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#include <openssl/x509v3.h>
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static ASN1_OCTET_STRING *s2i_skey_id(X509V3_EXT_METHOD *method,
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    X509V3_CTX *ctx, char *str);
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const X509V3_EXT_METHOD v3_skey_id = {
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	.ext_nid = NID_subject_key_identifier,
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	.ext_flags = 0,
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	.it = &ASN1_OCTET_STRING_it,
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	.ext_new = NULL,
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	.ext_free = NULL,
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	.d2i = NULL,
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	.i2d = NULL,
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	.i2s = (X509V3_EXT_I2S)i2s_ASN1_OCTET_STRING,
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	.s2i = (X509V3_EXT_S2I)s2i_skey_id,
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	.i2v = NULL,
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	.v2i = NULL,
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	.i2r = NULL,
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	.r2i = NULL,
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	.usr_data = NULL,
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};
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char *
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i2s_ASN1_OCTET_STRING(X509V3_EXT_METHOD *method, ASN1_OCTET_STRING *oct)
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{
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	return hex_to_string(oct->data, oct->length);
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}
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ASN1_OCTET_STRING *
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s2i_ASN1_OCTET_STRING(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, char *str)
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{
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	ASN1_OCTET_STRING *oct;
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	long length;
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	if (!(oct = ASN1_OCTET_STRING_new())) {
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		X509V3error(ERR_R_MALLOC_FAILURE);
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		return NULL;
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	}
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	if (!(oct->data = string_to_hex(str, &length))) {
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		ASN1_OCTET_STRING_free(oct);
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		return NULL;
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	}
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	oct->length = length;
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	return oct;
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}
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static ASN1_OCTET_STRING *
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s2i_skey_id(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, char *str)
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{
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	ASN1_OCTET_STRING *oct;
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	ASN1_BIT_STRING *pk;
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	unsigned char pkey_dig[EVP_MAX_MD_SIZE];
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	unsigned int diglen;
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	if (strcmp(str, "hash"))
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		return s2i_ASN1_OCTET_STRING(method, ctx, str);
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	if (!(oct = ASN1_OCTET_STRING_new())) {
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		X509V3error(ERR_R_MALLOC_FAILURE);
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		return NULL;
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	}
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	if (ctx && (ctx->flags == CTX_TEST))
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		return oct;
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	if (!ctx || (!ctx->subject_req && !ctx->subject_cert)) {
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		X509V3error(X509V3_R_NO_PUBLIC_KEY);
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		goto err;
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	}
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	if (ctx->subject_req)
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		pk = ctx->subject_req->req_info->pubkey->public_key;
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	else
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		pk = ctx->subject_cert->cert_info->key->public_key;
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	if (!pk) {
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		X509V3error(X509V3_R_NO_PUBLIC_KEY);
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		goto err;
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	}
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	if (!EVP_Digest(pk->data, pk->length, pkey_dig, &diglen,
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	    EVP_sha1(), NULL))
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		goto err;
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	if (!ASN1_STRING_set(oct, pkey_dig, diglen)) {
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		X509V3error(ERR_R_MALLOC_FAILURE);
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		goto err;
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	}
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	return oct;
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err:
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	ASN1_OCTET_STRING_free(oct);
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	return NULL;
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}