xref: /openbsd-src/regress/lib/libcrypto/err/err_test.c (revision 41cc39b37c84044448ddbe83239da4f54545e23f)
1*41cc39b3Sjsing /* $OpenBSD: err_test.c,v 1.2 2024/10/11 07:54:22 jsing Exp $ */
2c24c36aaSjsing /*
3c24c36aaSjsing  * Copyright (c) 2024 Joel Sing <jsing@openbsd.org>
4c24c36aaSjsing  *
5c24c36aaSjsing  * Permission to use, copy, modify, and distribute this software for any
6c24c36aaSjsing  * purpose with or without fee is hereby granted, provided that the above
7c24c36aaSjsing  * copyright notice and this permission notice appear in all copies.
8c24c36aaSjsing  *
9c24c36aaSjsing  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10c24c36aaSjsing  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11c24c36aaSjsing  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12c24c36aaSjsing  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13c24c36aaSjsing  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14c24c36aaSjsing  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15c24c36aaSjsing  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16c24c36aaSjsing  */
17c24c36aaSjsing 
18c24c36aaSjsing #include <string.h>
19c24c36aaSjsing 
20c24c36aaSjsing #include <openssl/bn.h>
21c24c36aaSjsing #include <openssl/crypto.h>
22c24c36aaSjsing #include <openssl/err.h>
23c24c36aaSjsing 
24c24c36aaSjsing /*
25c24c36aaSjsing  * This should also test:
26c24c36aaSjsing  *  - error handling with more than ERR_NUM_ERRORS.
27c24c36aaSjsing  *  - multi-threaded use.
28c24c36aaSjsing  */
29c24c36aaSjsing 
30c24c36aaSjsing static int
31c24c36aaSjsing err_test(void)
32c24c36aaSjsing {
33c24c36aaSjsing 	const char *file, *s;
34c24c36aaSjsing 	char buf[2048];
35c24c36aaSjsing 	unsigned long err;
36c24c36aaSjsing 	int line;
37c24c36aaSjsing 	int failed = 1;
38c24c36aaSjsing 
39c24c36aaSjsing 	ERR_load_crypto_strings();
40c24c36aaSjsing 
41c24c36aaSjsing 	ERR_remove_state(0);
42c24c36aaSjsing 
43c24c36aaSjsing 	ERR_clear_error();
44c24c36aaSjsing 
45c24c36aaSjsing 	if ((err = ERR_peek_error()) != 0) {
46c24c36aaSjsing 		fprintf(stderr, "FAIL: ERR_peek_error() = %lx, want "
47c24c36aaSjsing 		    "0x0\n", err);
48c24c36aaSjsing 		goto failure;
49c24c36aaSjsing 	}
50c24c36aaSjsing 	if ((err = ERR_get_error()) != 0) {
51c24c36aaSjsing 		fprintf(stderr, "FAIL: ERR_get_error() = %lx, want "
52c24c36aaSjsing 		    "0x0\n", err);
53c24c36aaSjsing 		goto failure;
54c24c36aaSjsing 	}
55c24c36aaSjsing 
56c24c36aaSjsing 	ERR_put_error(ERR_LIB_SYS, SYS_F_SOCKET, ERR_R_MALLOC_FAILURE,
57c24c36aaSjsing 	    "sys.c", 100);
58c24c36aaSjsing 	ERR_put_error(ERR_LIB_BN, BN_F_BN_USUB, BN_R_DIV_BY_ZERO,
59c24c36aaSjsing 	    "bn.c", 200);
60c24c36aaSjsing 
61c24c36aaSjsing 	if ((err = ERR_peek_error()) != 0x2004041UL) {
62c24c36aaSjsing 		fprintf(stderr, "FAIL: ERR_peek_error() = %lx, want "
63c24c36aaSjsing 		    "0x2004041UL\n", err);
64c24c36aaSjsing 		goto failure;
65c24c36aaSjsing 	}
66c24c36aaSjsing 	if ((err = ERR_peek_error_line(&file, &line)) != 0x2004041UL) {
67c24c36aaSjsing 		fprintf(stderr, "FAIL: ERR_peek_error_line() = %lx, want "
68c24c36aaSjsing 		    "0x2004041\n", err);
69c24c36aaSjsing 		goto failure;
70c24c36aaSjsing 	}
71c24c36aaSjsing 	if (strcmp(file, "sys.c") != 0) {
72c24c36aaSjsing 		fprintf(stderr, "FAIL: got file '%s', want 'sys.c'", file);
73c24c36aaSjsing 		goto failure;
74c24c36aaSjsing 	}
75c24c36aaSjsing 	if (line != 100) {
76c24c36aaSjsing 		fprintf(stderr, "FAIL: line = %d, want 100", line);
77c24c36aaSjsing 		goto failure;
78c24c36aaSjsing 	}
79c24c36aaSjsing 
80c24c36aaSjsing 	if ((err = ERR_peek_last_error()) != 0x3073067UL) {
81c24c36aaSjsing 		fprintf(stderr, "FAIL: ERR_peek_error() = %lx, want "
82c24c36aaSjsing 		    "0x3073067\n", err);
83c24c36aaSjsing 		goto failure;
84c24c36aaSjsing 	}
85c24c36aaSjsing 	if ((err = ERR_peek_last_error_line(&file, &line)) != 0x3073067UL) {
86c24c36aaSjsing 		fprintf(stderr, "FAIL: ERR_peek_last_error_line() = %lx, want "
87c24c36aaSjsing 		    "0x3073067\n", err);
88c24c36aaSjsing 		goto failure;
89c24c36aaSjsing 	}
90c24c36aaSjsing 	if (strcmp(file, "bn.c") != 0) {
91c24c36aaSjsing 		fprintf(stderr, "FAIL: got file '%s', want 'bn.c'", file);
92c24c36aaSjsing 		goto failure;
93c24c36aaSjsing 	}
94c24c36aaSjsing 	if (line != 200) {
95c24c36aaSjsing 		fprintf(stderr, "FAIL: line = %d, want 200", line);
96c24c36aaSjsing 		goto failure;
97c24c36aaSjsing 	}
98c24c36aaSjsing 
99c24c36aaSjsing 	if ((err = ERR_get_error()) != 0x2004041UL) {
100c24c36aaSjsing 		fprintf(stderr, "FAIL: ERR_get_error() = %lx, want "
101c24c36aaSjsing 		    "0x2004041\n", err);
102c24c36aaSjsing 		goto failure;
103c24c36aaSjsing 	}
104c24c36aaSjsing 
105c24c36aaSjsing 	if ((err = ERR_peek_error()) != 0x3073067UL) {
106c24c36aaSjsing 		fprintf(stderr, "FAIL: ERR_peek_error() = %lx, want "
107c24c36aaSjsing 		    "0x3073067\n", err);
108c24c36aaSjsing 		goto failure;
109c24c36aaSjsing 	}
110c24c36aaSjsing 
111c24c36aaSjsing 	if ((err = ERR_get_error_line(&file, &line)) != 0x3073067UL) {
112c24c36aaSjsing 		fprintf(stderr, "FAIL: ERR_get_error_line() = %lx, want "
113c24c36aaSjsing 		    "0x3073067\n", err);
114c24c36aaSjsing 		goto failure;
115c24c36aaSjsing 	}
116c24c36aaSjsing 	if (strcmp(file, "bn.c") != 0) {
117c24c36aaSjsing 		fprintf(stderr, "FAIL: got file '%s', want 'bn.c'", file);
118c24c36aaSjsing 		goto failure;
119c24c36aaSjsing 	}
120c24c36aaSjsing 	if (line != 200) {
121c24c36aaSjsing 		fprintf(stderr, "FAIL: line = %d, want 200", line);
122c24c36aaSjsing 		goto failure;
123c24c36aaSjsing 	}
124c24c36aaSjsing 
125c24c36aaSjsing 	if ((err = ERR_get_error()) != 0) {
126c24c36aaSjsing 		fprintf(stderr, "FAIL: ERR_get_error() = %lx, want "
127c24c36aaSjsing 		    "0x0\n", err);
128c24c36aaSjsing 		goto failure;
129c24c36aaSjsing 	}
130c24c36aaSjsing 
131c24c36aaSjsing 	ERR_clear_error();
132c24c36aaSjsing 
133*41cc39b3Sjsing 	/*
134*41cc39b3Sjsing 	 * Check SYSerror() reasons, which are dynamically populated from
135*41cc39b3Sjsing 	 * strerror().
136*41cc39b3Sjsing 	 */
137*41cc39b3Sjsing 	ERR_put_error(ERR_LIB_SYS, 0xfff, 1, "err.c", 300);
138*41cc39b3Sjsing 
139*41cc39b3Sjsing 	if ((err = ERR_get_error()) != 0x2fff001UL) {
140*41cc39b3Sjsing 		fprintf(stderr, "FAIL: ERR_get_error() = %lx, want "
141*41cc39b3Sjsing 		    "0x2fff001UL\n", err);
142*41cc39b3Sjsing 		goto failure;
143*41cc39b3Sjsing 	}
144*41cc39b3Sjsing 	s = ERR_reason_error_string(err);
145*41cc39b3Sjsing 	if (strcmp(s, strerror(ERR_GET_REASON(err))) != 0) {
146*41cc39b3Sjsing 		fprintf(stderr, "FAIL: ERR_reason_error_string() = '%s', "
147*41cc39b3Sjsing 		    "want '%s'\n", s, strerror(ERR_GET_REASON(err)));
148*41cc39b3Sjsing 		goto failure;
149*41cc39b3Sjsing 	}
150*41cc39b3Sjsing 
151c24c36aaSjsing 	s = ERR_lib_error_string(0x3fff067UL);
152c24c36aaSjsing 	if (strcmp(s, "bignum routines") != 0) {
153c24c36aaSjsing 		fprintf(stderr, "FAIL: ERR_lib_error_string() = '%s', "
154c24c36aaSjsing 		    "want 'bignum routines'\n", s);
155c24c36aaSjsing 		goto failure;
156c24c36aaSjsing 	}
157c24c36aaSjsing 
158c24c36aaSjsing 	s = ERR_func_error_string(0x3fff067UL);
159c24c36aaSjsing 	if (strcmp(s, "CRYPTO_internal") != 0) {
160c24c36aaSjsing 		fprintf(stderr, "FAIL: ERR_func_error_string() = '%s', "
161c24c36aaSjsing 		    "want 'CRYPTO_internal'\n", s);
162c24c36aaSjsing 		goto failure;
163c24c36aaSjsing 	}
164c24c36aaSjsing 
165c24c36aaSjsing 	s = ERR_reason_error_string(0x3fff067UL);
166c24c36aaSjsing 	if (strcmp(s, "div by zero") != 0) {
167c24c36aaSjsing 		fprintf(stderr, "FAIL: ERR_reason_error_string() = '%s', "
168c24c36aaSjsing 		    "want 'div by zero'\n", s);
169c24c36aaSjsing 		goto failure;
170c24c36aaSjsing 	}
171c24c36aaSjsing 
172c24c36aaSjsing 	ERR_remove_state(0);
173c24c36aaSjsing 
174c24c36aaSjsing 	s = ERR_error_string(0x3fff067UL, NULL);
175c24c36aaSjsing 	if (strcmp(s, "error:03FFF067:bignum routines:CRYPTO_internal:div by zero") != 0) {
176c24c36aaSjsing 		fprintf(stderr, "FAIL: ERR_error_string() = '%s', "
177c24c36aaSjsing 		    "want 'error:03FFF067:bignum routines:CRYPTO_internal:div by zero'\n", s);
178c24c36aaSjsing 		goto failure;
179c24c36aaSjsing 	}
180c24c36aaSjsing 	memset(buf, 0xdb, sizeof(buf));
181c24c36aaSjsing 	s = ERR_error_string(0x3fff067UL, buf);
182c24c36aaSjsing 	if (s != buf) {
183c24c36aaSjsing 		fprintf(stderr, "FAIL: ERR_error_string() did not "
184c24c36aaSjsing 		    "return buffer\n");
185c24c36aaSjsing 		goto failure;
186c24c36aaSjsing 	}
187c24c36aaSjsing 	if (strcmp(s, "error:03FFF067:bignum routines:CRYPTO_internal:div by zero") != 0) {
188c24c36aaSjsing 		fprintf(stderr, "FAIL: ERR_error_string() = '%s', "
189c24c36aaSjsing 		    "want 'error:03FFF067:bignum routines:CRYPTO_internal:div by zero'\n", s);
190c24c36aaSjsing 		goto failure;
191c24c36aaSjsing 	}
192c24c36aaSjsing 
193c24c36aaSjsing 	memset(buf, 0xdb, sizeof(buf));
194c24c36aaSjsing 	ERR_error_string_n(0x3fff067UL, buf, sizeof(buf));
195c24c36aaSjsing 	if (strcmp(s, "error:03FFF067:bignum routines:CRYPTO_internal:div by zero") != 0) {
196c24c36aaSjsing 		fprintf(stderr, "FAIL: ERR_error_string() = '%s', "
197c24c36aaSjsing 		    "want 'error:03FFF067:bignum routines:CRYPTO_internal:div by zero'\n", s);
198c24c36aaSjsing 		goto failure;
199c24c36aaSjsing 	}
200c24c36aaSjsing 
201c24c36aaSjsing 	failed = 0;
202c24c36aaSjsing 
203c24c36aaSjsing  failure:
204c24c36aaSjsing 
205c24c36aaSjsing 	return failed;
206c24c36aaSjsing }
207c24c36aaSjsing 
208c24c36aaSjsing int
209c24c36aaSjsing main(int argc, char **argv)
210c24c36aaSjsing {
211c24c36aaSjsing 	int failed = 0;
212c24c36aaSjsing 
213c24c36aaSjsing 	failed |= err_test();
214c24c36aaSjsing 
215c24c36aaSjsing 	/* Force a clean up. */
216c24c36aaSjsing 	OPENSSL_cleanup();
217c24c36aaSjsing 
218c24c36aaSjsing 	return failed;
219c24c36aaSjsing }
220