Head

GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	lib/libcrypto/evp/names.c	Lines:	53	68	77.9 %
Date:	2017-11-07	Branches:	14	20	70.0 %


/* $OpenBSD: names.c,v 1.13 2017/04/29 21:48:44 jsing Exp $ */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
 * 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.]
 */

#include <stdio.h>

#include <openssl/evp.h>
#include <openssl/objects.h>
#include <openssl/x509.h>

int
EVP_add_cipher(const EVP_CIPHER *c)
{
	int r;

	if (c == NULL)
		return 0;

	r = OBJ_NAME_add(OBJ_nid2sn(c->nid), OBJ_NAME_TYPE_CIPHER_METH,
	    (const char *)c);
	if (r == 0)
		return (0);
	check_defer(c->nid);
	r = OBJ_NAME_add(OBJ_nid2ln(c->nid), OBJ_NAME_TYPE_CIPHER_METH,
	    (const char *)c);
	return (r);
}

int
EVP_add_digest(const EVP_MD *md)
{
	int r;
	const char *name;

	name = OBJ_nid2sn(md->type);
	r = OBJ_NAME_add(name, OBJ_NAME_TYPE_MD_METH, (const char *)md);
	if (r == 0)
		return (0);
	check_defer(md->type);
	r = OBJ_NAME_add(OBJ_nid2ln(md->type), OBJ_NAME_TYPE_MD_METH,
	    (const char *)md);
	if (r == 0)
		return (0);

	if (md->pkey_type && md->type != md->pkey_type) {
		r = OBJ_NAME_add(OBJ_nid2sn(md->pkey_type),
		    OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS, name);
		if (r == 0)
			return (0);
		check_defer(md->pkey_type);
		r = OBJ_NAME_add(OBJ_nid2ln(md->pkey_type),
		    OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS, name);
	}
	return (r);
}

const EVP_CIPHER *
EVP_get_cipherbyname(const char *name)
{
	const EVP_CIPHER *cp;

	cp = (const EVP_CIPHER *)OBJ_NAME_get(name, OBJ_NAME_TYPE_CIPHER_METH);
	return (cp);
}

const EVP_MD *
EVP_get_digestbyname(const char *name)
{
	const EVP_MD *cp;

	cp = (const EVP_MD *)OBJ_NAME_get(name, OBJ_NAME_TYPE_MD_METH);
	return (cp);
}

void
EVP_cleanup(void)
{
	OBJ_NAME_cleanup(OBJ_NAME_TYPE_CIPHER_METH);
	OBJ_NAME_cleanup(OBJ_NAME_TYPE_MD_METH);
	/* The above calls will only clean out the contents of the name
	   hash table, but not the hash table itself.  The following line
	   does that part.  -- Richard Levitte */
	OBJ_NAME_cleanup(-1);

	EVP_PBE_cleanup();
	if (obj_cleanup_defer == 2) {
		obj_cleanup_defer = 0;
		OBJ_cleanup();
	}
	OBJ_sigid_free();
}

struct doall_cipher {
	void *arg;
	void (*fn)(const EVP_CIPHER *ciph, const char *from, const char *to,
	    void *arg);
};

static void
do_all_cipher_fn(const OBJ_NAME *nm, void *arg)
{
	struct doall_cipher *dc = arg;

	if (nm->alias)
		dc->fn(NULL, nm->name, nm->data, dc->arg);
	else
		dc->fn((const EVP_CIPHER *)nm->data, nm->name, NULL, dc->arg);
}

void
EVP_CIPHER_do_all(void (*fn)(const EVP_CIPHER *ciph, const char *from,
    const char *to, void *x), void *arg)
{
	struct doall_cipher dc;

	dc.fn = fn;
	dc.arg = arg;
	OBJ_NAME_do_all(OBJ_NAME_TYPE_CIPHER_METH, do_all_cipher_fn, &dc);
}

void
EVP_CIPHER_do_all_sorted(void (*fn)(const EVP_CIPHER *ciph, const char *from,
    const char *to, void *x), void *arg)
{
	struct doall_cipher dc;

	dc.fn = fn;
	dc.arg = arg;
	OBJ_NAME_do_all_sorted(OBJ_NAME_TYPE_CIPHER_METH,
	    do_all_cipher_fn, &dc);
}

struct doall_md {
	void *arg;
	void (*fn)(const EVP_MD *ciph, const char *from, const char *to,
	    void *arg);
};

static void
do_all_md_fn(const OBJ_NAME *nm, void *arg)
{
	struct doall_md *dc = arg;

	if (nm->alias)
		dc->fn(NULL, nm->name, nm->data, dc->arg);
	else
		dc->fn((const EVP_MD *)nm->data, nm->name, NULL, dc->arg);
}

void
EVP_MD_do_all(void (*fn)(const EVP_MD *md, const char *from, const char *to,
    void *x), void *arg)
{
	struct doall_md dc;

	dc.fn = fn;
	dc.arg = arg;
	OBJ_NAME_do_all(OBJ_NAME_TYPE_MD_METH, do_all_md_fn, &dc);
}

void
EVP_MD_do_all_sorted(void (*fn)(const EVP_MD *md,
    const char *from, const char *to, void *x), void *arg)
{
	struct doall_md dc;

	dc.fn = fn;
	dc.arg = arg;
	OBJ_NAME_do_all_sorted(OBJ_NAME_TYPE_MD_METH, do_all_md_fn, &dc);
}


Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/* $OpenBSD: names.c,v 1.13 2017/04/29 21:48:44 jsing Exp $ */
2			/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3			* All rights reserved.
4			*
5			* This package is an SSL implementation written
6			* by Eric Young (eay@cryptsoft.com).
7			* The implementation was written so as to conform with Netscapes SSL.
8			*
9			* This library is free for commercial and non-commercial use as long as
10			* the following conditions are aheared to. The following conditions
11			* apply to all code found in this distribution, be it the RC4, RSA,
12			* lhash, DES, etc., code; not just the SSL code. The SSL documentation
13			* included with this distribution is covered by the same copyright terms
14			* except that the holder is Tim Hudson (tjh@cryptsoft.com).
15			*
16			* Copyright remains Eric Young's, and as such any Copyright notices in
17			* the code are not to be removed.
18			* If this package is used in a product, Eric Young should be given attribution
19			* as the author of the parts of the library used.
20			* This can be in the form of a textual message at program startup or
21			* in documentation (online or textual) provided with the package.
22			*
23			* Redistribution and use in source and binary forms, with or without
24			* modification, are permitted provided that the following conditions
25			* are met:
26			* 1. Redistributions of source code must retain the copyright
27			* notice, this list of conditions and the following disclaimer.
28			* 2. Redistributions in binary form must reproduce the above copyright
29			* notice, this list of conditions and the following disclaimer in the
30			* documentation and/or other materials provided with the distribution.
31			* 3. All advertising materials mentioning features or use of this software
32			* must display the following acknowledgement:
33			* "This product includes cryptographic software written by
34			* Eric Young (eay@cryptsoft.com)"
35			* The word 'cryptographic' can be left out if the rouines from the library
36			* being used are not cryptographic related :-).
37			* 4. If you include any Windows specific code (or a derivative thereof) from
38			* the apps directory (application code) you must include an acknowledgement:
39			* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40			*
41			* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42			* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43			* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44			* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45			* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46			* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47			* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48			* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49			* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50			* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51			* SUCH DAMAGE.
52			*
53			* The licence and distribution terms for any publically available version or
54			* derivative of this code cannot be changed. i.e. this code cannot simply be
55			* copied and put under another distribution licence
56			* [including the GNU Public Licence.]
57			*/
58
59			#include <stdio.h>
60
61			#include <openssl/evp.h>
62			#include <openssl/objects.h>
63			#include <openssl/x509.h>
64
65			int
66			EVP_add_cipher(const EVP_CIPHER *c)
67			{
68			int r;
69
70	✗✓	374138	if (c == NULL)
71			return 0;
72
73		374138	r = OBJ_NAME_add(OBJ_nid2sn(c->nid), OBJ_NAME_TYPE_CIPHER_METH,
74		187069	(const char *)c);
75	✗✓	187069	if (r == 0)
76			return (0);
77		187069	check_defer(c->nid);
78		187069	r = OBJ_NAME_add(OBJ_nid2ln(c->nid), OBJ_NAME_TYPE_CIPHER_METH,
79			(const char *)c);
80		187069	return (r);
81		187069	}
82
83			int
84			EVP_add_digest(const EVP_MD *md)
85			{
86			int r;
87			const char *name;
88
89		165714	name = OBJ_nid2sn(md->type);
90		82857	r = OBJ_NAME_add(name, OBJ_NAME_TYPE_MD_METH, (const char *)md);
91	✗✓	82857	if (r == 0)
92			return (0);
93		82857	check_defer(md->type);
94		82857	r = OBJ_NAME_add(OBJ_nid2ln(md->type), OBJ_NAME_TYPE_MD_METH,
95			(const char *)md);
96	✗✓	82857	if (r == 0)
97			return (0);
98
99	✓✓✓✓	139949	if (md->pkey_type && md->type != md->pkey_type) {
100		42819	r = OBJ_NAME_add(OBJ_nid2sn(md->pkey_type),
101			OBJ_NAME_TYPE_MD_METH\|OBJ_NAME_ALIAS, name);
102	✗✓	42819	if (r == 0)
103			return (0);
104		42819	check_defer(md->pkey_type);
105		42819	r = OBJ_NAME_add(OBJ_nid2ln(md->pkey_type),
106			OBJ_NAME_TYPE_MD_METH\|OBJ_NAME_ALIAS, name);
107		42819	}
108		82857	return (r);
109		82857	}
110
111			const EVP_CIPHER *
112			EVP_get_cipherbyname(const char *name)
113			{
114			const EVP_CIPHER *cp;
115
116		65100	cp = (const EVP_CIPHER *)OBJ_NAME_get(name, OBJ_NAME_TYPE_CIPHER_METH);
117		32550	return (cp);
118			}
119
120			const EVP_MD *
121			EVP_get_digestbyname(const char *name)
122			{
123			const EVP_MD *cp;
124
125		45664	cp = (const EVP_MD *)OBJ_NAME_get(name, OBJ_NAME_TYPE_MD_METH);
126		22832	return (cp);
127			}
128
129			void
130			EVP_cleanup(void)
131			{
132		3364	OBJ_NAME_cleanup(OBJ_NAME_TYPE_CIPHER_METH);
133		1682	OBJ_NAME_cleanup(OBJ_NAME_TYPE_MD_METH);
134			/* The above calls will only clean out the contents of the name
135			hash table, but not the hash table itself. The following line
136			does that part. -- Richard Levitte */
137		1682	OBJ_NAME_cleanup(-1);
138
139		1682	EVP_PBE_cleanup();
140	✗✓	1682	if (obj_cleanup_defer == 2) {
141			obj_cleanup_defer = 0;
142			OBJ_cleanup();
143			}
144		1682	OBJ_sigid_free();
145		1682	}
146
147			struct doall_cipher {
148			void *arg;
149			void (fn)(const EVP_CIPHER ciph, const char from, const char to,
150			void *arg);
151			};
152
153			static void
154			do_all_cipher_fn(const OBJ_NAME nm, void arg)
155			{
156		812	struct doall_cipher *dc = arg;
157
158	✓✓	406	if (nm->alias)
159		58	dc->fn(NULL, nm->name, nm->data, dc->arg);
160			else
161		348	dc->fn((const EVP_CIPHER *)nm->data, nm->name, NULL, dc->arg);
162		406	}
163
164			void
165			EVP_CIPHER_do_all(void (fn)(const EVP_CIPHER ciph, const char *from,
166			const char to, void x), void *arg)
167			{
168			struct doall_cipher dc;
169
170			dc.fn = fn;
171			dc.arg = arg;
172			OBJ_NAME_do_all(OBJ_NAME_TYPE_CIPHER_METH, do_all_cipher_fn, &dc);
173			}
174
175			void
176			EVP_CIPHER_do_all_sorted(void (fn)(const EVP_CIPHER ciph, const char *from,
177			const char to, void x), void *arg)
178			{
179		4	struct doall_cipher dc;
180
181		2	dc.fn = fn;
182		2	dc.arg = arg;
183		2	OBJ_NAME_do_all_sorted(OBJ_NAME_TYPE_CIPHER_METH,
184			do_all_cipher_fn, &dc);
185		2	}
186
187			struct doall_md {
188			void *arg;
189			void (fn)(const EVP_MD ciph, const char from, const char to,
190			void *arg);
191			};
192
193			static void
194			do_all_md_fn(const OBJ_NAME nm, void arg)
195			{
196		472	struct doall_md *dc = arg;
197
198	✓✓	236	if (nm->alias)
199		108	dc->fn(NULL, nm->name, nm->data, dc->arg);
200			else
201		128	dc->fn((const EVP_MD *)nm->data, nm->name, NULL, dc->arg);
202		236	}
203
204			void
205			EVP_MD_do_all(void (fn)(const EVP_MD md, const char from, const char to,
206			void x), void arg)
207			{
208			struct doall_md dc;
209
210			dc.fn = fn;
211			dc.arg = arg;
212			OBJ_NAME_do_all(OBJ_NAME_TYPE_MD_METH, do_all_md_fn, &dc);
213			}
214
215			void
216			EVP_MD_do_all_sorted(void (fn)(const EVP_MD md,
217			const char from, const char to, void x), void arg)
218			{
219		8	struct doall_md dc;
220
221		4	dc.fn = fn;
222		4	dc.arg = arg;
223		4	OBJ_NAME_do_all_sorted(OBJ_NAME_TYPE_MD_METH, do_all_md_fn, &dc);
224		4	}