1 /* 2 * Copyright 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/evp.h> 11 #include "testutil.h" 12 13 /* 14 * Test that the default libctx does not get initialised when using a custom 15 * libctx. We assume that this test application has been executed such that the 16 * null provider is loaded via the config file. 17 */ test_no_deflt_ctx_init(void)18static int test_no_deflt_ctx_init(void) 19 { 20 int testresult = 0; 21 EVP_MD *md = NULL; 22 OSSL_LIB_CTX *ctx = OSSL_LIB_CTX_new(); 23 24 if (!TEST_ptr(ctx)) 25 return 0; 26 27 md = EVP_MD_fetch(ctx, "SHA2-256", NULL); 28 if (!TEST_ptr(md)) 29 goto err; 30 31 /* 32 * Since we're using a non-default libctx above, the default libctx should 33 * not have been initialised via config file, and so it is not too late to 34 * use OPENSSL_INIT_NO_LOAD_CONFIG. 35 */ 36 OPENSSL_init_crypto(OPENSSL_INIT_NO_LOAD_CONFIG, NULL); 37 38 /* 39 * If the config file was incorrectly loaded then the null provider will 40 * have been initialised and the default provider loading will have been 41 * blocked. If the config file was NOT loaded (as we expect) then the 42 * default provider should be available. 43 */ 44 if (!TEST_true(OSSL_PROVIDER_available(NULL, "default"))) 45 goto err; 46 if (!TEST_false(OSSL_PROVIDER_available(NULL, "null"))) 47 goto err; 48 49 testresult = 1; 50 err: 51 EVP_MD_free(md); 52 OSSL_LIB_CTX_free(ctx); 53 return testresult; 54 } 55 setup_tests(void)56int setup_tests(void) 57 { 58 ADD_TEST(test_no_deflt_ctx_init); 59 return 1; 60 } 61