GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: lib/libcrypto/objects/obj_lib.c Lines: 31 40 77.5 %
Date: 2017-11-13 Branches: 14 20 70.0 %

Line Branch Exec Source
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/* $OpenBSD: obj_lib.c,v 1.14 2017/01/29 17:49:23 beck Exp $ */
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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 * All rights reserved.
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 *
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 * This package is an SSL implementation written
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 * by Eric Young (eay@cryptsoft.com).
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 * The implementation was written so as to conform with Netscapes SSL.
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 *
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 * This library is free for commercial and non-commercial use as long as
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 * the following conditions are aheared to.  The following conditions
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 * apply to all code found in this distribution, be it the RC4, RSA,
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 * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
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 * included with this distribution is covered by the same copyright terms
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 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
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 *
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 * Copyright remains Eric Young's, and as such any Copyright notices in
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 * the code are not to be removed.
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 * If this package is used in a product, Eric Young should be given attribution
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 * as the author of the parts of the library used.
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 * This can be in the form of a textual message at program startup or
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 * in documentation (online or textual) provided with the package.
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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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 * 1. Redistributions of source code must retain the copyright
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 *    notice, this list of conditions and the following disclaimer.
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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 the
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 *    documentation and/or other materials provided with the distribution.
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 * 3. All advertising materials mentioning features or use of this software
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 *    must display the following acknowledgement:
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 *    "This product includes cryptographic software written by
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 *     Eric Young (eay@cryptsoft.com)"
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 *    The word 'cryptographic' can be left out if the rouines from the library
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 *    being used are not cryptographic related :-).
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 * 4. If you include any Windows specific code (or a derivative thereof) from
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 *    the apps directory (application code) you must include an acknowledgement:
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 *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
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 *
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 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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 * SUCH DAMAGE.
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 *
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 * The licence and distribution terms for any publically available version or
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 * derivative of this code cannot be changed.  i.e. this code cannot simply be
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 * copied and put under another distribution licence
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 * [including the GNU Public Licence.]
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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/buffer.h>
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#include <openssl/lhash.h>
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#include <openssl/objects.h>
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ASN1_OBJECT *
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OBJ_dup(const ASN1_OBJECT *o)
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{
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	ASN1_OBJECT *r;
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	char *ln = NULL, *sn = NULL;
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	unsigned char *data = NULL;
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208012
	if (o == NULL)
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		return (NULL);
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104006
	if (!(o->flags & ASN1_OBJECT_FLAG_DYNAMIC))
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		return((ASN1_OBJECT *)o); /* XXX: ugh! Why? What kind of
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					     duplication is this??? */
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103778
	r = ASN1_OBJECT_new();
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103778
	if (r == NULL) {
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		OBJerror(ERR_R_ASN1_LIB);
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		return (NULL);
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	}
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103778
	data = malloc(o->length);
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103778
	if (data == NULL)
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		goto err;
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103778
	if (o->data != NULL)
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103778
		memcpy(data, o->data, o->length);
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	/* once data attached to object it remains const */
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103778
	r->data = data;
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103778
	r->length = o->length;
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103778
	r->nid = o->nid;
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103778
	r->ln = r->sn = NULL;
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103778
	if (o->ln != NULL) {
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		ln = strdup(o->ln);
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		if (ln == NULL)
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			goto err;
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		r->ln = ln;
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	}
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103778
	if (o->sn != NULL) {
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214
		sn = strdup(o->sn);
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		if (sn == NULL)
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			goto err;
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		r->sn = sn;
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214
	}
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103778
	r->flags = o->flags | (ASN1_OBJECT_FLAG_DYNAMIC |
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	    ASN1_OBJECT_FLAG_DYNAMIC_STRINGS | ASN1_OBJECT_FLAG_DYNAMIC_DATA);
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103778
	return (r);
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err:
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	OBJerror(ERR_R_MALLOC_FAILURE);
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	free(ln);
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	free(sn);
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	free(data);
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	free(r);
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	return (NULL);
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104006
}
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int
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OBJ_cmp(const ASN1_OBJECT *a, const ASN1_OBJECT *b)
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{
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	int ret;
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3660
	ret = (a->length - b->length);
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1830
	if (ret)
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		return (ret);
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1774
	return (memcmp(a->data, b->data, a->length));
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1830
}