A local copy of OpenSSL from GitHub
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

75 lines
1.9 KiB

  1. /*
  2. * Copyright 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. #include "apps.h"
  10. #include <string.h>
  11. #include <openssl/err.h>
  12. #include <openssl/provider.h>
  13. #include <openssl/safestack.h>
  14. DEFINE_STACK_OF(OSSL_PROVIDER)
  15. /*
  16. * See comments in opt_verify for explanation of this.
  17. */
  18. enum prov_range { OPT_PROV_ENUM };
  19. static STACK_OF(OSSL_PROVIDER) *app_providers = NULL;
  20. static void provider_free(OSSL_PROVIDER *prov)
  21. {
  22. OSSL_PROVIDER_unload(prov);
  23. }
  24. int app_provider_load(OSSL_LIB_CTX *libctx, const char *provider_name)
  25. {
  26. OSSL_PROVIDER *prov;
  27. prov = OSSL_PROVIDER_load(libctx, provider_name);
  28. if (prov == NULL) {
  29. opt_printf_stderr("%s: unable to load provider %s\n",
  30. opt_getprog(), provider_name);
  31. return 0;
  32. }
  33. if (app_providers == NULL)
  34. app_providers = sk_OSSL_PROVIDER_new_null();
  35. if (app_providers == NULL
  36. || !sk_OSSL_PROVIDER_push(app_providers, prov)) {
  37. app_providers_cleanup();
  38. return 0;
  39. }
  40. return 1;
  41. }
  42. void app_providers_cleanup(void)
  43. {
  44. sk_OSSL_PROVIDER_pop_free(app_providers, provider_free);
  45. app_providers = NULL;
  46. }
  47. static int opt_provider_path(const char *path)
  48. {
  49. if (path != NULL && *path == '\0')
  50. path = NULL;
  51. return OSSL_PROVIDER_set_default_search_path(app_get0_libctx(), path);
  52. }
  53. int opt_provider(int opt)
  54. {
  55. switch ((enum prov_range)opt) {
  56. case OPT_PROV__FIRST:
  57. case OPT_PROV__LAST:
  58. return 1;
  59. case OPT_PROV_PROVIDER:
  60. return app_provider_load(app_get0_libctx(), opt_arg());
  61. case OPT_PROV_PROVIDER_PATH:
  62. return opt_provider_path(opt_arg());
  63. }
  64. return 0;
  65. }