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81c15ed00b
Providers can create errors that may refer to const strings within the provider module itself. If the provider gets unloaded we need to be sure that we can still access the errors in the error stack. Reviewed-by: Paul Dale <pauli@openssl.org> Reviewed-by: Tomas Mraz <tomas@openssl.org> (Merged from https://github.com/openssl/openssl/pull/14213)
107 lines
2.8 KiB
C
107 lines
2.8 KiB
C
/*
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* Copyright 2019 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <stddef.h>
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#include <openssl/provider.h>
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#include "testutil.h"
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extern OSSL_provider_init_fn PROVIDER_INIT_FUNCTION_NAME;
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static char buf[256];
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static OSSL_PARAM greeting_request[] = {
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{ "greeting", OSSL_PARAM_UTF8_STRING, buf, sizeof(buf) },
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{ NULL, 0, NULL, 0, 0 }
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};
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static int test_provider(OSSL_LIB_CTX **libctx, const char *name)
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{
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OSSL_PROVIDER *prov = NULL;
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const char *greeting = NULL;
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char expected_greeting[256];
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int ok = 0;
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long err;
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BIO_snprintf(expected_greeting, sizeof(expected_greeting),
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"Hello OpenSSL %.20s, greetings from %s!",
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OPENSSL_VERSION_STR, name);
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if (!TEST_ptr(prov = OSSL_PROVIDER_load(*libctx, name))
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|| !TEST_true(OSSL_PROVIDER_get_params(prov, greeting_request))
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|| !TEST_ptr(greeting = greeting_request[0].data)
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|| !TEST_size_t_gt(greeting_request[0].data_size, 0)
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|| !TEST_str_eq(greeting, expected_greeting)
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|| !TEST_true(OSSL_PROVIDER_unload(prov)))
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goto err;
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prov = NULL;
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/*
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* We must free the libctx to force the provider to really be unloaded from
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* memory
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*/
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OSSL_LIB_CTX_free(*libctx);
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*libctx = NULL;
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/* Make sure we got the error we were expecting */
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err = ERR_peek_last_error();
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if (!TEST_int_gt(err, 0)
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|| !TEST_int_eq(ERR_GET_REASON(err), 1))
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goto err;
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/* We print out all the data to make sure it can still be accessed */
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ERR_print_errors_fp(stderr);
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ok = 1;
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err:
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OSSL_PROVIDER_unload(prov);
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OSSL_LIB_CTX_free(*libctx);
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*libctx = NULL;
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return ok;
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}
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static int test_builtin_provider(void)
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{
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OSSL_LIB_CTX *libctx = OSSL_LIB_CTX_new();
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const char *name = "p_test_builtin";
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int ok;
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ok =
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TEST_ptr(libctx)
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&& TEST_true(OSSL_PROVIDER_add_builtin(libctx, name,
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PROVIDER_INIT_FUNCTION_NAME))
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&& test_provider(&libctx, name);
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OSSL_LIB_CTX_free(libctx);
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return ok;
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}
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#ifndef NO_PROVIDER_MODULE
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static int test_loaded_provider(void)
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{
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OSSL_LIB_CTX *libctx = OSSL_LIB_CTX_new();
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const char *name = "p_test";
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if (!TEST_ptr(libctx))
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return 0;
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/* test_provider will free libctx as part of the test */
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return test_provider(&libctx, name);
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}
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#endif
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int setup_tests(void)
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{
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ADD_TEST(test_builtin_provider);
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#ifndef NO_PROVIDER_MODULE
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ADD_TEST(test_loaded_provider);
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#endif
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return 1;
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}
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