xref: /freebsd/crypto/openssl/test/hexstr_test.c (revision 725a9f47324d42037db93c27ceb40d4956872f3e)
1 /*
2  * Copyright 2020-2021 The OpenSSL Project Authors. All Rights Reserved.
3  *
4  * Licensed under the Apache License 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  * https://www.openssl.org/source/license.html
8  * or in the file LICENSE in the source distribution.
9  */
10 
11 /*
12  * This program tests the use of OSSL_PARAM, currently in raw form.
13  */
14 
15 #include "internal/nelem.h"
16 #include "internal/cryptlib.h"
17 #include "testutil.h"
18 
19 struct testdata
20 {
21     const char *in;
22     const unsigned char *expected;
23     size_t expected_len;
24     const char sep;
25 };
26 
27 static const unsigned char test_1[] = { 0xAB, 0xCD, 0xEF, 0xF1 };
28 static const unsigned char test_2[] = { 0xAB, 0xCD, 0xEF, 0x76, 0x00 };
29 
30 static struct testdata tbl_testdata[] = {
31     {
32         "AB:CD:EF:F1",
33         test_1, sizeof(test_1),
34         ':',
35     },
36     {
37         "AB:CD:EF:76:00",
38         test_2, sizeof(test_2),
39         ':',
40     },
41     {
42         "AB_CD_EF_F1",
43         test_1, sizeof(test_1),
44         '_',
45     },
46     {
47         "AB_CD_EF_76_00",
48         test_2, sizeof(test_2),
49         '_',
50     },
51     {
52         "ABCDEFF1",
53         test_1, sizeof(test_1),
54         '\0',
55     },
56     {
57         "ABCDEF7600",
58         test_2, sizeof(test_2),
59         '\0',
60     },
61 };
62 
63 static int test_hexstr_sep_to_from(int test_index)
64 {
65     int ret = 0;
66     long len = 0;
67     unsigned char *buf = NULL;
68     char *out = NULL;
69     struct testdata *test = &tbl_testdata[test_index];
70 
71     if (!TEST_ptr(buf = ossl_hexstr2buf_sep(test->in, &len, test->sep))
72         || !TEST_mem_eq(buf, len, test->expected, test->expected_len)
73         || !TEST_ptr(out = ossl_buf2hexstr_sep(buf, len, test->sep))
74         || !TEST_str_eq(out, test->in))
75        goto err;
76 
77     ret = 1;
78 err:
79     OPENSSL_free(buf);
80     OPENSSL_free(out);
81     return ret;
82 }
83 
84 static int test_hexstr_to_from(int test_index)
85 {
86     int ret = 0;
87     long len = 0;
88     unsigned char *buf = NULL;
89     char *out = NULL;
90     struct testdata *test = &tbl_testdata[test_index];
91 
92     if (test->sep != '_') {
93         if (!TEST_ptr(buf = OPENSSL_hexstr2buf(test->in, &len))
94             || !TEST_mem_eq(buf, len, test->expected, test->expected_len)
95             || !TEST_ptr(out = OPENSSL_buf2hexstr(buf, len)))
96            goto err;
97         if (test->sep == ':') {
98             if (!TEST_str_eq(out, test->in))
99                 goto err;
100         } else if (!TEST_str_ne(out, test->in)) {
101             goto err;
102         }
103     } else {
104         if (!TEST_ptr_null(buf = OPENSSL_hexstr2buf(test->in, &len)))
105             goto err;
106     }
107     ret = 1;
108 err:
109     OPENSSL_free(buf);
110     OPENSSL_free(out);
111     return ret;
112 }
113 
114 static int test_hexstr_ex_to_from(int test_index)
115 {
116     size_t len = 0;
117     char out[64];
118     unsigned char buf[64];
119     struct testdata *test = &tbl_testdata[test_index];
120 
121     return TEST_true(OPENSSL_hexstr2buf_ex(buf, sizeof(buf), &len, test->in, ':'))
122            && TEST_mem_eq(buf, len, test->expected, test->expected_len)
123            && TEST_true(OPENSSL_buf2hexstr_ex(out, sizeof(out), NULL, buf, len,
124                         ':'))
125            && TEST_str_eq(out, test->in);
126 }
127 
128 int setup_tests(void)
129 {
130     ADD_ALL_TESTS(test_hexstr_sep_to_from, OSSL_NELEM(tbl_testdata));
131     ADD_ALL_TESTS(test_hexstr_to_from, OSSL_NELEM(tbl_testdata));
132     ADD_ALL_TESTS(test_hexstr_ex_to_from, 2);
133     return 1;
134 }
135