test/provider_internal_test.c

   1 /*
   2  * Copyright 2019-2023 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 <stddef.h>
  11 #include <openssl/crypto.h>
  12 #include "internal/provider.h"
  13 #include "testutil.h"
  14
  15 extern OSSL_provider_init_fn PROVIDER_INIT_FUNCTION_NAME;
  16
  17 static char buf[256];
  18 static OSSL_PARAM greeting_request[] = {
  19     { "greeting", OSSL_PARAM_UTF8_STRING, buf, sizeof(buf), 0 },
  20     { NULL, 0, NULL, 0, 0 }
  21 };
  22
  23 static int test_provider(OSSL_PROVIDER *prov, const char *expected_greeting)
  24 {
  25     const char *greeting = NULL;
  26     int ret = 0;
  27
  28     ret =
  29         TEST_true(ossl_provider_activate(prov, 1, 0))
  30         && TEST_true(ossl_provider_get_params(prov, greeting_request))
  31         && TEST_ptr(greeting = greeting_request[0].data)
  32         && TEST_size_t_gt(greeting_request[0].data_size, 0)
  33         && TEST_str_eq(greeting, expected_greeting)
  34         && TEST_true(ossl_provider_deactivate(prov, 1));
  35
  36     TEST_info("Got this greeting: %s\n", greeting);
  37     ossl_provider_free(prov);
  38     return ret;
  39 }
  40
  41 static const char *expected_greeting1(const char *name)
  42 {
  43     static char expected_greeting[256] = "";
  44
  45     BIO_snprintf(expected_greeting, sizeof(expected_greeting),
  46                  "Hello OpenSSL %.20s, greetings from %s!",
  47                  OPENSSL_VERSION_STR, name);
  48
  49     return expected_greeting;
  50 }
  51
  52 static int test_builtin_provider(void)
  53 {
  54     const char *name = "p_test_builtin";
  55     OSSL_PROVIDER *prov = NULL;
  56     int ret;
  57
  58     /*
  59      * We set properties that we know the providers we are using don't have.
  60      * This should mean that the p_test provider will fail any fetches - which
  61      * is something we test inside the provider.
  62      */
  63     EVP_set_default_properties(NULL, "fips=yes");
  64
  65     ret =
  66         TEST_ptr(prov =
  67                  ossl_provider_new(NULL, name, PROVIDER_INIT_FUNCTION_NAME, NULL, 0))
  68         && test_provider(prov, expected_greeting1(name));
  69
  70     EVP_set_default_properties(NULL, "");
  71
  72     return ret;
  73 }
  74
  75 #ifndef NO_PROVIDER_MODULE
  76 static int test_loaded_provider(void)
  77 {
  78     const char *name = "p_test";
  79     OSSL_PROVIDER *prov = NULL;
  80
  81     return
  82         TEST_ptr(prov = ossl_provider_new(NULL, name, NULL, NULL, 0))
  83         && test_provider(prov, expected_greeting1(name));
  84 }
  85
  86 # ifndef OPENSSL_NO_AUTOLOAD_CONFIG
  87 static int test_configured_provider(void)
  88 {
  89     const char *name = "p_test_configured";
  90     OSSL_PROVIDER *prov = NULL;
  91     /* This MUST match the config file */
  92     const char *expected_greeting =
  93         "Hello OpenSSL, greetings from Test Provider";
  94
  95     return
  96         TEST_ptr(prov = ossl_provider_find(NULL, name, 0))
  97         && test_provider(prov, expected_greeting);
  98 }
  99 # endif
 100 #endif
 101
 102 static int test_cache_flushes(void)
 103 {
 104     OSSL_LIB_CTX *ctx;
 105     OSSL_PROVIDER *prov = NULL;
 106     EVP_MD *md = NULL;
 107     int ret = 0;
 108
 109     if (!TEST_ptr(ctx = OSSL_LIB_CTX_new())
 110             || !TEST_ptr(prov = OSSL_PROVIDER_load(ctx, "default"))
 111             || !TEST_true(OSSL_PROVIDER_available(ctx, "default"))
 112             || !TEST_ptr(md = EVP_MD_fetch(ctx, "SHA256", NULL)))
 113         goto err;
 114     EVP_MD_free(md);
 115     md = NULL;
 116     OSSL_PROVIDER_unload(prov);
 117     prov = NULL;
 118
 119     if (!TEST_false(OSSL_PROVIDER_available(ctx, "default")))
 120         goto err;
 121
 122     if (!TEST_ptr_null(md = EVP_MD_fetch(ctx, "SHA256", NULL))) {
 123         const char *provname = OSSL_PROVIDER_get0_name(EVP_MD_get0_provider(md));
 124
 125         if (OSSL_PROVIDER_available(NULL, provname))
 126             TEST_info("%s provider is available\n", provname);
 127         else
 128             TEST_info("%s provider is not available\n", provname);
 129     }
 130
 131     ret = 1;
 132  err:
 133     OSSL_PROVIDER_unload(prov);
 134     EVP_MD_free(md);
 135     OSSL_LIB_CTX_free(ctx);
 136     return ret;
 137 }
 138
 139 int setup_tests(void)
 140 {
 141     ADD_TEST(test_builtin_provider);
 142 #ifndef NO_PROVIDER_MODULE
 143     ADD_TEST(test_loaded_provider);
 144 # ifndef OPENSSL_NO_AUTOLOAD_CONFIG
 145     ADD_TEST(test_configured_provider);
 146 # endif
 147 #endif
 148     ADD_TEST(test_cache_flushes);
 149     return 1;
 150 }
 151