xref: /freebsd/crypto/openssl/test/trace_api_test.c (revision a689bfa4e25af8307709dc12f75b0e02a65abf18)
1 /*
2  * Copyright 2022-2023 The OpenSSL Project Authors. All Rights Reserved.
3  *
4  * Licensed under the Apache License 2.0 (the "License").  You may not use
5  * this file except in compliance with the License.  You can obtain a copy
6  * in the file LICENSE in the source distribution or at
7  * https://www.openssl.org/source/license.html
8  */
9 
10 #include <openssl/trace.h>
11 
12 #include "testutil.h"
13 
14 static int test_trace_categories(void)
15 {
16     int cat_num;
17 
18     for (cat_num = -1; cat_num <= OSSL_TRACE_CATEGORY_NUM + 1; ++cat_num) {
19         const char *cat_name = OSSL_trace_get_category_name(cat_num);
20         const char *expected_cat_name = NULL;
21         int ret_cat_num;
22 
23 #define SET_EXPECTED_CAT_NAME(name) \
24     expected_cat_name = #name;      \
25     break
26         switch (cat_num) {
27         case OSSL_TRACE_CATEGORY_ALL:
28             SET_EXPECTED_CAT_NAME(ALL);
29         case OSSL_TRACE_CATEGORY_TRACE:
30             SET_EXPECTED_CAT_NAME(TRACE);
31         case OSSL_TRACE_CATEGORY_INIT:
32             SET_EXPECTED_CAT_NAME(INIT);
33         case OSSL_TRACE_CATEGORY_TLS:
34             SET_EXPECTED_CAT_NAME(TLS);
35         case OSSL_TRACE_CATEGORY_TLS_CIPHER:
36             SET_EXPECTED_CAT_NAME(TLS_CIPHER);
37         case OSSL_TRACE_CATEGORY_CONF:
38             SET_EXPECTED_CAT_NAME(CONF);
39         case OSSL_TRACE_CATEGORY_ENGINE_TABLE:
40             SET_EXPECTED_CAT_NAME(ENGINE_TABLE);
41         case OSSL_TRACE_CATEGORY_ENGINE_REF_COUNT:
42             SET_EXPECTED_CAT_NAME(ENGINE_REF_COUNT);
43         case OSSL_TRACE_CATEGORY_PKCS5V2:
44             SET_EXPECTED_CAT_NAME(PKCS5V2);
45         case OSSL_TRACE_CATEGORY_PKCS12_KEYGEN:
46             SET_EXPECTED_CAT_NAME(PKCS12_KEYGEN);
47         case OSSL_TRACE_CATEGORY_PKCS12_DECRYPT:
48             SET_EXPECTED_CAT_NAME(PKCS12_DECRYPT);
49         case OSSL_TRACE_CATEGORY_X509V3_POLICY:
50             SET_EXPECTED_CAT_NAME(X509V3_POLICY);
51         case OSSL_TRACE_CATEGORY_BN_CTX:
52             SET_EXPECTED_CAT_NAME(BN_CTX);
53         case OSSL_TRACE_CATEGORY_CMP:
54             SET_EXPECTED_CAT_NAME(CMP);
55         case OSSL_TRACE_CATEGORY_STORE:
56             SET_EXPECTED_CAT_NAME(STORE);
57         case OSSL_TRACE_CATEGORY_DECODER:
58             SET_EXPECTED_CAT_NAME(DECODER);
59         case OSSL_TRACE_CATEGORY_ENCODER:
60             SET_EXPECTED_CAT_NAME(ENCODER);
61         case OSSL_TRACE_CATEGORY_REF_COUNT:
62             SET_EXPECTED_CAT_NAME(REF_COUNT);
63         case OSSL_TRACE_CATEGORY_HTTP:
64             SET_EXPECTED_CAT_NAME(HTTP);
65         case OSSL_TRACE_CATEGORY_PROVIDER:
66             SET_EXPECTED_CAT_NAME(PROVIDER);
67         case OSSL_TRACE_CATEGORY_QUERY:
68             SET_EXPECTED_CAT_NAME(QUERY);
69         default:
70             if (cat_num == -1 || cat_num >= OSSL_TRACE_CATEGORY_NUM)
71                 expected_cat_name = NULL;
72             break;
73         }
74 #undef SET_EXPECTED_CAT_NAME
75 
76         if (!TEST_str_eq(cat_name, expected_cat_name))
77             return 0;
78         ret_cat_num = OSSL_trace_get_category_num(cat_name);
79         if (cat_num < OSSL_TRACE_CATEGORY_NUM)
80             if (!TEST_int_eq(cat_num, ret_cat_num))
81                 return 0;
82     }
83 
84     return 1;
85 }
86 
87 #ifndef OPENSSL_NO_TRACE
88 
89 #define OSSL_START "xyz-"
90 #define OSSL_HELLO "Hello World\n"
91 /* OSSL_STR80 must have length OSSL_TRACE_STRING_MAX */
92 #define OSSL_STR80 "1234567890123456789012345678901234567890123456789012345678901234567890123456789\n"
93 #define OSSL_STR81 (OSSL_STR80 "x")
94 #define OSSL_CTRL "A\xfe\nB"
95 #define OSSL_MASKED "A \nB"
96 #define OSSL_BYE "Good Bye Universe\n"
97 #define OSSL_END "-abc"
98 
99 #define trace_string(text, full, str) \
100     OSSL_trace_string(trc_out, text, full, (unsigned char *)(str), strlen(str))
101 
102 static int put_trace_output(void)
103 {
104     int res = 1;
105 
106     OSSL_TRACE_BEGIN(HTTP)
107     {
108         res = TEST_int_eq(BIO_printf(trc_out, OSSL_HELLO), strlen(OSSL_HELLO));
109         res += TEST_int_eq(trace_string(0, 0, OSSL_STR80), strlen(OSSL_STR80));
110         res += TEST_int_eq(trace_string(0, 0, OSSL_STR81), strlen(OSSL_STR80));
111         res += TEST_int_eq(trace_string(1, 1, OSSL_CTRL), strlen(OSSL_CTRL));
112         res += TEST_int_eq(trace_string(0, 1, OSSL_MASKED), strlen(OSSL_MASKED) + 1); /* newline added */
113         res += TEST_int_eq(BIO_printf(trc_out, OSSL_BYE), strlen(OSSL_BYE));
114         res = res == 6;
115         /* not using '&&' but '+' to catch potentially multiple test failures */
116     }
117     OSSL_TRACE_END(HTTP);
118     return res;
119 }
120 
121 static int test_trace_channel(void)
122 {
123     static const char expected[] = OSSL_START "\n" OSSL_HELLO OSSL_STR80 "[len 81 limited to 80]: " OSSL_STR80
124         OSSL_CTRL OSSL_MASKED "\n" OSSL_BYE OSSL_END "\n";
125     static const size_t expected_len = sizeof(expected) - 1;
126     BIO *bio = NULL;
127     char *p_buf = NULL;
128     long len = 0;
129     int ret = 0;
130 
131     bio = BIO_new(BIO_s_mem());
132     if (!TEST_ptr(bio))
133         goto end;
134 
135     if (!TEST_int_eq(OSSL_trace_set_channel(OSSL_TRACE_CATEGORY_HTTP, bio), 1)) {
136         BIO_free(bio);
137         goto end;
138     }
139 
140     if (!TEST_true(OSSL_trace_enabled(OSSL_TRACE_CATEGORY_HTTP)))
141         goto end;
142 
143     if (!TEST_int_eq(OSSL_trace_set_prefix(OSSL_TRACE_CATEGORY_HTTP,
144                          OSSL_START),
145             1))
146         goto end;
147     if (!TEST_int_eq(OSSL_trace_set_suffix(OSSL_TRACE_CATEGORY_HTTP,
148                          OSSL_END),
149             1))
150         goto end;
151 
152     ret = put_trace_output();
153     len = BIO_get_mem_data(bio, &p_buf);
154     if (!TEST_strn2_eq(p_buf, len, expected, expected_len))
155         ret = 0;
156     ret = TEST_int_eq(OSSL_trace_set_channel(OSSL_TRACE_CATEGORY_HTTP, NULL), 1)
157         && ret;
158 
159 end:
160     return ret;
161 }
162 
163 static int trace_cb_failure;
164 static int trace_cb_called;
165 
166 static size_t trace_cb(const char *buffer, size_t count,
167     int category, int cmd, void *data)
168 {
169     trace_cb_called = 1;
170     if (!TEST_true(category == OSSL_TRACE_CATEGORY_TRACE))
171         trace_cb_failure = 1;
172     return count;
173 }
174 
175 static int test_trace_callback(void)
176 {
177     int ret = 0;
178 
179     if (!TEST_true(OSSL_trace_set_callback(OSSL_TRACE_CATEGORY_TRACE, trace_cb,
180             NULL)))
181         goto end;
182 
183     put_trace_output();
184 
185     if (!TEST_false(trace_cb_failure) || !TEST_true(trace_cb_called))
186         goto end;
187 
188     ret = 1;
189 end:
190     return ret;
191 }
192 #endif
193 
194 OPT_TEST_DECLARE_USAGE("\n")
195 
196 int setup_tests(void)
197 {
198     if (!test_skip_common_options()) {
199         TEST_error("Error parsing test options\n");
200         return 0;
201     }
202 
203     ADD_TEST(test_trace_categories);
204 #ifndef OPENSSL_NO_TRACE
205     ADD_TEST(test_trace_channel);
206     ADD_TEST(test_trace_callback);
207 #endif
208     return 1;
209 }
210 
211 void cleanup_tests(void)
212 {
213 }
214