test/testutil/provider.c

   1 /*
   2  * Copyright 2018-2020 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 "../testutil.h"
  11 #include <openssl/provider.h>
  12 #include <string.h>
  13
  14 int test_get_libctx(OSSL_LIB_CTX **libctx,
  15                     OSSL_PROVIDER **default_null_provider,
  16                     OSSL_PROVIDER **provider, int argn, const char *usage)
  17 {
  18     const char *module_name;
  19
  20     if (!TEST_ptr(module_name = test_get_argument(argn))) {
  21         TEST_error("usage: <prog> %s", usage);
  22         return 0;
  23     }
  24     if (strcmp(module_name, "none") != 0) {
  25         const char *config_fname = test_get_argument(argn + 1);
  26
  27         *default_null_provider = OSSL_PROVIDER_load(NULL, "null");
  28         *libctx = OSSL_LIB_CTX_new();
  29         if (!TEST_ptr(*libctx)) {
  30             TEST_error("Failed to create libctx\n");
  31             goto err;
  32         }
  33
  34         if (config_fname != NULL
  35             && !TEST_true(OSSL_LIB_CTX_load_config(*libctx, config_fname))) {
  36             TEST_error("Error loading config file %s\n", config_fname);
  37             goto err;
  38         }
  39
  40         *provider = OSSL_PROVIDER_load(*libctx, module_name);
  41         if (!TEST_ptr(*provider)) {
  42             TEST_error("Failed to load provider %s\n", module_name);
  43             goto err;
  44         }
  45     }
  46     return 1;
  47
  48  err:
  49     ERR_print_errors_fp(stderr);
  50     return 0;
  51 }