GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: lib/libcrypto/x509v3/v3_bcons.c Lines: 13 24 54.2 %
Date: 2017-11-07 Branches: 5 12 41.7 %

Line Branch Exec Source
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/* $OpenBSD: v3_bcons.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/asn1.h>
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#include <openssl/asn1t.h>
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#include <openssl/conf.h>
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#include <openssl/err.h>
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#include <openssl/x509v3.h>
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static STACK_OF(CONF_VALUE) *i2v_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method,
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    BASIC_CONSTRAINTS *bcons, STACK_OF(CONF_VALUE) *extlist);
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static BASIC_CONSTRAINTS *v2i_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method,
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    X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *values);
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const X509V3_EXT_METHOD v3_bcons = {
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	.ext_nid = NID_basic_constraints,
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	.ext_flags = 0,
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	.it = &BASIC_CONSTRAINTS_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 = NULL,
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	.s2i = NULL,
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	.i2v = (X509V3_EXT_I2V)i2v_BASIC_CONSTRAINTS,
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	.v2i = (X509V3_EXT_V2I)v2i_BASIC_CONSTRAINTS,
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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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static const ASN1_TEMPLATE BASIC_CONSTRAINTS_seq_tt[] = {
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	{
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		.flags = ASN1_TFLG_OPTIONAL,
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		.tag = 0,
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		.offset = offsetof(BASIC_CONSTRAINTS, ca),
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		.field_name = "ca",
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		.item = &ASN1_FBOOLEAN_it,
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	},
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	{
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		.flags = ASN1_TFLG_OPTIONAL,
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		.tag = 0,
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		.offset = offsetof(BASIC_CONSTRAINTS, pathlen),
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		.field_name = "pathlen",
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		.item = &ASN1_INTEGER_it,
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	},
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};
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const ASN1_ITEM BASIC_CONSTRAINTS_it = {
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	.itype = ASN1_ITYPE_SEQUENCE,
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	.utype = V_ASN1_SEQUENCE,
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	.templates = BASIC_CONSTRAINTS_seq_tt,
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	.tcount = sizeof(BASIC_CONSTRAINTS_seq_tt) / sizeof(ASN1_TEMPLATE),
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	.funcs = NULL,
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	.size = sizeof(BASIC_CONSTRAINTS),
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	.sname = "BASIC_CONSTRAINTS",
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};
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BASIC_CONSTRAINTS *
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d2i_BASIC_CONSTRAINTS(BASIC_CONSTRAINTS **a, const unsigned char **in, long len)
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{
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	return (BASIC_CONSTRAINTS *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
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	    &BASIC_CONSTRAINTS_it);
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}
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int
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i2d_BASIC_CONSTRAINTS(BASIC_CONSTRAINTS *a, unsigned char **out)
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{
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	return ASN1_item_i2d((ASN1_VALUE *)a, out, &BASIC_CONSTRAINTS_it);
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}
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BASIC_CONSTRAINTS *
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BASIC_CONSTRAINTS_new(void)
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{
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	return (BASIC_CONSTRAINTS *)ASN1_item_new(&BASIC_CONSTRAINTS_it);
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}
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void
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BASIC_CONSTRAINTS_free(BASIC_CONSTRAINTS *a)
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{
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	ASN1_item_free((ASN1_VALUE *)a, &BASIC_CONSTRAINTS_it);
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}
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static STACK_OF(CONF_VALUE) *
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i2v_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method, BASIC_CONSTRAINTS *bcons,
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    STACK_OF(CONF_VALUE) *extlist)
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{
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	X509V3_add_value_bool("CA", bcons->ca, &extlist);
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	X509V3_add_value_int("pathlen", bcons->pathlen, &extlist);
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	return extlist;
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}
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static BASIC_CONSTRAINTS *
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v2i_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method, X509V3_CTX *ctx,
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    STACK_OF(CONF_VALUE) *values)
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{
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	BASIC_CONSTRAINTS *bcons = NULL;
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	CONF_VALUE *val;
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	int i;
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	if (!(bcons = BASIC_CONSTRAINTS_new())) {
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		X509V3error(ERR_R_MALLOC_FAILURE);
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		return NULL;
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	}
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	for (i = 0; i < sk_CONF_VALUE_num(values); i++) {
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		val = sk_CONF_VALUE_value(values, i);
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		if (!strcmp(val->name, "CA")) {
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			if (!X509V3_get_value_bool(val, &bcons->ca))
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				goto err;
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		} else if (!strcmp(val->name, "pathlen")) {
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			if (!X509V3_get_value_int(val, &bcons->pathlen))
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				goto err;
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		} else {
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			X509V3error(X509V3_R_INVALID_NAME);
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			X509V3_conf_err(val);
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			goto err;
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		}
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	}
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	return bcons;
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err:
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	BASIC_CONSTRAINTS_free(bcons);
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	return NULL;
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}