Head

GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	usr.bin/openssl/sess_id.c	Lines:	44	87	50.6 %
Date:	2017-11-13	Branches:	22	57	38.6 %


/* $OpenBSD: sess_id.c,v 1.8 2017/01/20 08:57:12 deraadt 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 <stdlib.h>
#include <string.h>

#include "apps.h"
#include "progs.h"

#include <openssl/bio.h>
#include <openssl/err.h>
#include <openssl/pem.h>
#include <openssl/ssl.h>
#include <openssl/x509.h>

static struct {
	int cert;
	char *context;
	char *infile;
	int informat;
	int noout;
	char *outfile;
	int outformat;
	int text;
} sess_id_config;

static struct option sess_id_options[] = {
	{
		.name = "cert",
		.desc = "Output certificate if present in session",
		.type = OPTION_FLAG,
		.opt.flag = &sess_id_config.cert,
	},
	{
		.name = "context",
		.argname = "id",
		.desc = "Set the session ID context for output",
		.type = OPTION_ARG,
		.opt.arg = &sess_id_config.context,
	},
	{
		.name = "in",
		.argname = "file",
		.desc = "Input file (default stdin)",
		.type = OPTION_ARG,
		.opt.arg = &sess_id_config.infile,
	},
	{
		.name = "inform",
		.argname = "format",
		.desc = "Input format (DER or PEM (default))",
		.type = OPTION_ARG_FORMAT,
		.opt.value = &sess_id_config.informat,
	},
	{
		.name = "noout",
		.desc = "Do not output the encoded session info",
		.type = OPTION_FLAG,
		.opt.flag = &sess_id_config.noout,
	},
	{
		.name = "out",
		.argname = "file",
		.desc = "Output file (default stdout)",
		.type = OPTION_ARG,
		.opt.arg = &sess_id_config.outfile,
	},
	{
		.name = "outform",
		.argname = "format",
		.desc = "Output format (DER or PEM (default))",
		.type = OPTION_ARG_FORMAT,
		.opt.value = &sess_id_config.outformat,
	},
	{
		.name = "text",
		.desc = "Print various public or private key components in"
		    " plain text",
		.type = OPTION_FLAG,
		.opt.flag = &sess_id_config.text,
	},
	{ NULL }
};

static void
sess_id_usage(void)
{
	fprintf(stderr,
	    "usage: sess_id [-cert] [-context id] [-in file] [-inform fmt] "
	    "[-noout]\n"
	    "    [-out file] [-outform fmt] [-text]\n\n");
	options_usage(sess_id_options);
}

static SSL_SESSION *load_sess_id(char *file, int format);

int
sess_id_main(int argc, char **argv)
{
	SSL_SESSION *x = NULL;
	X509 *peer = NULL;
	int ret = 1, i;
	BIO *out = NULL;

	if (single_execution) {
		if (pledge("stdio cpath wpath rpath flock", NULL) == -1) {
			perror("pledge");
			exit(1);
		}
	}

	memset(&sess_id_config, 0, sizeof(sess_id_config));

	sess_id_config.informat = FORMAT_PEM;
	sess_id_config.outformat = FORMAT_PEM;

	if (options_parse(argc, argv, sess_id_options, NULL, NULL) != 0) {
		sess_id_usage();
		return (1);
	}

	x = load_sess_id(sess_id_config.infile, sess_id_config.informat);
	if (x == NULL) {
		goto end;
	}
	peer = SSL_SESSION_get0_peer(x);

	if (sess_id_config.context) {
		size_t ctx_len = strlen(sess_id_config.context);
		if (ctx_len > SSL_MAX_SID_CTX_LENGTH) {
			BIO_printf(bio_err, "Context too long\n");
			goto end;
		}
		SSL_SESSION_set1_id_context(x,
		    (unsigned char *)sess_id_config.context, ctx_len);
	}

	if (!sess_id_config.noout || sess_id_config.text) {
		out = BIO_new(BIO_s_file());
		if (out == NULL) {
			ERR_print_errors(bio_err);
			goto end;
		}
		if (sess_id_config.outfile == NULL) {
			BIO_set_fp(out, stdout, BIO_NOCLOSE);
		} else {
			if (BIO_write_filename(out, sess_id_config.outfile)
			    <= 0) {
				perror(sess_id_config.outfile);
				goto end;
			}
		}
	}
	if (sess_id_config.text) {
		SSL_SESSION_print(out, x);

		if (sess_id_config.cert) {
			if (peer == NULL)
				BIO_puts(out, "No certificate present\n");
			else
				X509_print(out, peer);
		}
	}
	if (!sess_id_config.noout && !sess_id_config.cert) {
		if (sess_id_config.outformat == FORMAT_ASN1)
			i = i2d_SSL_SESSION_bio(out, x);
		else if (sess_id_config.outformat == FORMAT_PEM)
			i = PEM_write_bio_SSL_SESSION(out, x);
		else {
			BIO_printf(bio_err,
			    "bad output format specified for outfile\n");
			goto end;
		}
		if (!i) {
			BIO_printf(bio_err, "unable to write SSL_SESSION\n");
			goto end;
		}
	} else if (!sess_id_config.noout && (peer != NULL)) {
		/* just print the certificate */
		if (sess_id_config.outformat == FORMAT_ASN1)
			i = (int) i2d_X509_bio(out, peer);
		else if (sess_id_config.outformat == FORMAT_PEM)
			i = PEM_write_bio_X509(out, peer);
		else {
			BIO_printf(bio_err,
			    "bad output format specified for outfile\n");
			goto end;
		}
		if (!i) {
			BIO_printf(bio_err, "unable to write X509\n");
			goto end;
		}
	}
	ret = 0;

end:
	BIO_free_all(out);
	SSL_SESSION_free(x);

	return (ret);
}

static SSL_SESSION *
load_sess_id(char *infile, int format)
{
	SSL_SESSION *x = NULL;
	BIO *in = NULL;

	in = BIO_new(BIO_s_file());
	if (in == NULL) {
		ERR_print_errors(bio_err);
		goto end;
	}
	if (infile == NULL)
		BIO_set_fp(in, stdin, BIO_NOCLOSE);
	else {
		if (BIO_read_filename(in, infile) <= 0) {
			perror(infile);
			goto end;
		}
	}
	if (format == FORMAT_ASN1)
		x = d2i_SSL_SESSION_bio(in, NULL);
	else if (format == FORMAT_PEM)
		x = PEM_read_bio_SSL_SESSION(in, NULL, NULL, NULL);
	else {
		BIO_printf(bio_err,
		    "bad input format specified for input crl\n");
		goto end;
	}
	if (x == NULL) {
		BIO_printf(bio_err, "unable to load SSL_SESSION\n");
		ERR_print_errors(bio_err);
		goto end;
	}
end:
	BIO_free(in);
	return (x);
}


Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/* $OpenBSD: sess_id.c,v 1.8 2017/01/20 08:57:12 deraadt 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			#include <stdlib.h>
61			#include <string.h>
62
63			#include "apps.h"
64			#include "progs.h"
65
66			#include <openssl/bio.h>
67			#include <openssl/err.h>
68			#include <openssl/pem.h>
69			#include <openssl/ssl.h>
70			#include <openssl/x509.h>
71
72			static struct {
73			int cert;
74			char *context;
75			char *infile;
76			int informat;
77			int noout;
78			char *outfile;
79			int outformat;
80			int text;
81			} sess_id_config;
82
83			static struct option sess_id_options[] = {
84			{
85			.name = "cert",
86			.desc = "Output certificate if present in session",
87			.type = OPTION_FLAG,
88			.opt.flag = &sess_id_config.cert,
89			},
90			{
91			.name = "context",
92			.argname = "id",
93			.desc = "Set the session ID context for output",
94			.type = OPTION_ARG,
95			.opt.arg = &sess_id_config.context,
96			},
97			{
98			.name = "in",
99			.argname = "file",
100			.desc = "Input file (default stdin)",
101			.type = OPTION_ARG,
102			.opt.arg = &sess_id_config.infile,
103			},
104			{
105			.name = "inform",
106			.argname = "format",
107			.desc = "Input format (DER or PEM (default))",
108			.type = OPTION_ARG_FORMAT,
109			.opt.value = &sess_id_config.informat,
110			},
111			{
112			.name = "noout",
113			.desc = "Do not output the encoded session info",
114			.type = OPTION_FLAG,
115			.opt.flag = &sess_id_config.noout,
116			},
117			{
118			.name = "out",
119			.argname = "file",
120			.desc = "Output file (default stdout)",
121			.type = OPTION_ARG,
122			.opt.arg = &sess_id_config.outfile,
123			},
124			{
125			.name = "outform",
126			.argname = "format",
127			.desc = "Output format (DER or PEM (default))",
128			.type = OPTION_ARG_FORMAT,
129			.opt.value = &sess_id_config.outformat,
130			},
131			{
132			.name = "text",
133			.desc = "Print various public or private key components in"
134			" plain text",
135			.type = OPTION_FLAG,
136			.opt.flag = &sess_id_config.text,
137			},
138			{ NULL }
139			};
140
141			static void
142			sess_id_usage(void)
143			{
144		8	fprintf(stderr,
145			"usage: sess_id [-cert] [-context id] [-in file] [-inform fmt] "
146			"[-noout]\n"
147			" [-out file] [-outform fmt] [-text]\n\n");
148		4	options_usage(sess_id_options);
149		4	}
150
151			static SSL_SESSION load_sess_id(char file, int format);
152
153			int
154			sess_id_main(int argc, char **argv)
155			{
156			SSL_SESSION *x = NULL;
157			X509 *peer = NULL;
158			int ret = 1, i;
159			BIO *out = NULL;
160
161	✓✗	16	if (single_execution) {
162	✗✓	8	if (pledge("stdio cpath wpath rpath flock", NULL) == -1) {
163			perror("pledge");
164			exit(1);
165			}
166			}
167
168		8	memset(&sess_id_config, 0, sizeof(sess_id_config));
169
170		8	sess_id_config.informat = FORMAT_PEM;
171		8	sess_id_config.outformat = FORMAT_PEM;
172
173	✓✓	8	if (options_parse(argc, argv, sess_id_options, NULL, NULL) != 0) {
174		4	sess_id_usage();
175		4	return (1);
176			}
177
178		4	x = load_sess_id(sess_id_config.infile, sess_id_config.informat);
179	✓✗	4	if (x == NULL) {
180			goto end;
181			}
182		4	peer = SSL_SESSION_get0_peer(x);
183
184	✗✓	4	if (sess_id_config.context) {
185			size_t ctx_len = strlen(sess_id_config.context);
186			if (ctx_len > SSL_MAX_SID_CTX_LENGTH) {
187			BIO_printf(bio_err, "Context too long\n");
188			goto end;
189			}
190			SSL_SESSION_set1_id_context(x,
191			(unsigned char *)sess_id_config.context, ctx_len);
192			}
193
194	✓✗	4	if (!sess_id_config.noout \|\| sess_id_config.text) {
195		4	out = BIO_new(BIO_s_file());
196	✗✓	4	if (out == NULL) {
197			ERR_print_errors(bio_err);
198			goto end;
199			}
200	✗✓	4	if (sess_id_config.outfile == NULL) {
201			BIO_set_fp(out, stdout, BIO_NOCLOSE);
202			} else {
203	✗✓	8	if (BIO_write_filename(out, sess_id_config.outfile)
204		4	<= 0) {
205			perror(sess_id_config.outfile);
206			goto end;
207			}
208			}
209			}
210	✓✗	4	if (sess_id_config.text) {
211		4	SSL_SESSION_print(out, x);
212
213	✗✓	4	if (sess_id_config.cert) {
214			if (peer == NULL)
215			BIO_puts(out, "No certificate present\n");
216			else
217			X509_print(out, peer);
218			}
219			}
220	✓✗	4	if (!sess_id_config.noout && !sess_id_config.cert) {
221	✗✓	4	if (sess_id_config.outformat == FORMAT_ASN1)
222			i = i2d_SSL_SESSION_bio(out, x);
223	✓✗	4	else if (sess_id_config.outformat == FORMAT_PEM)
224		4	i = PEM_write_bio_SSL_SESSION(out, x);
225			else {
226			BIO_printf(bio_err,
227			"bad output format specified for outfile\n");
228			goto end;
229			}
230	✗✓	4	if (!i) {
231			BIO_printf(bio_err, "unable to write SSL_SESSION\n");
232			goto end;
233			}
234			} else if (!sess_id_config.noout && (peer != NULL)) {
235			/* just print the certificate */
236			if (sess_id_config.outformat == FORMAT_ASN1)
237			i = (int) i2d_X509_bio(out, peer);
238			else if (sess_id_config.outformat == FORMAT_PEM)
239			i = PEM_write_bio_X509(out, peer);
240			else {
241			BIO_printf(bio_err,
242			"bad output format specified for outfile\n");
243			goto end;
244			}
245			if (!i) {
246			BIO_printf(bio_err, "unable to write X509\n");
247			goto end;
248			}
249			}
250		4	ret = 0;
251
252			end:
253		4	BIO_free_all(out);
254		4	SSL_SESSION_free(x);
255
256		4	return (ret);
257		8	}
258
259			static SSL_SESSION *
260			load_sess_id(char *infile, int format)
261			{
262			SSL_SESSION *x = NULL;
263			BIO *in = NULL;
264
265		8	in = BIO_new(BIO_s_file());
266	✗✓	4	if (in == NULL) {
267			ERR_print_errors(bio_err);
268			goto end;
269			}
270	✗✓	4	if (infile == NULL)
271			BIO_set_fp(in, stdin, BIO_NOCLOSE);
272			else {
273	✗✓	4	if (BIO_read_filename(in, infile) <= 0) {
274			perror(infile);
275			goto end;
276			}
277			}
278	✗✓	4	if (format == FORMAT_ASN1)
279			x = d2i_SSL_SESSION_bio(in, NULL);
280	✓✗	4	else if (format == FORMAT_PEM)
281		4	x = PEM_read_bio_SSL_SESSION(in, NULL, NULL, NULL);
282			else {
283			BIO_printf(bio_err,
284			"bad input format specified for input crl\n");
285			goto end;
286			}
287	✗✓	4	if (x == NULL) {
288			BIO_printf(bio_err, "unable to load SSL_SESSION\n");
289			ERR_print_errors(bio_err);
290			goto end;
291			}
292			end:
293		4	BIO_free(in);
294		4	return (x);
295			}