prov->provctx = tmp_provctx;
prov->dispatch = provider_dispatch;
- for (; provider_dispatch->function_id != 0; provider_dispatch++) {
- switch (provider_dispatch->function_id) {
- case OSSL_FUNC_PROVIDER_TEARDOWN:
- prov->teardown =
- OSSL_FUNC_provider_teardown(provider_dispatch);
- break;
- case OSSL_FUNC_PROVIDER_GETTABLE_PARAMS:
- prov->gettable_params =
- OSSL_FUNC_provider_gettable_params(provider_dispatch);
- break;
- case OSSL_FUNC_PROVIDER_GET_PARAMS:
- prov->get_params =
- OSSL_FUNC_provider_get_params(provider_dispatch);
- break;
- case OSSL_FUNC_PROVIDER_SELF_TEST:
- prov->self_test =
- OSSL_FUNC_provider_self_test(provider_dispatch);
- break;
- case OSSL_FUNC_PROVIDER_GET_CAPABILITIES:
- prov->get_capabilities =
- OSSL_FUNC_provider_get_capabilities(provider_dispatch);
- break;
- case OSSL_FUNC_PROVIDER_QUERY_OPERATION:
- prov->query_operation =
- OSSL_FUNC_provider_query_operation(provider_dispatch);
- break;
- case OSSL_FUNC_PROVIDER_UNQUERY_OPERATION:
- prov->unquery_operation =
- OSSL_FUNC_provider_unquery_operation(provider_dispatch);
- break;
+ if (provider_dispatch != NULL) {
+ for (; provider_dispatch->function_id != 0; provider_dispatch++) {
+ switch (provider_dispatch->function_id) {
+ case OSSL_FUNC_PROVIDER_TEARDOWN:
+ prov->teardown =
+ OSSL_FUNC_provider_teardown(provider_dispatch);
+ break;
+ case OSSL_FUNC_PROVIDER_GETTABLE_PARAMS:
+ prov->gettable_params =
+ OSSL_FUNC_provider_gettable_params(provider_dispatch);
+ break;
+ case OSSL_FUNC_PROVIDER_GET_PARAMS:
+ prov->get_params =
+ OSSL_FUNC_provider_get_params(provider_dispatch);
+ break;
+ case OSSL_FUNC_PROVIDER_SELF_TEST:
+ prov->self_test =
+ OSSL_FUNC_provider_self_test(provider_dispatch);
+ break;
+ case OSSL_FUNC_PROVIDER_GET_CAPABILITIES:
+ prov->get_capabilities =
+ OSSL_FUNC_provider_get_capabilities(provider_dispatch);
+ break;
+ case OSSL_FUNC_PROVIDER_QUERY_OPERATION:
+ prov->query_operation =
+ OSSL_FUNC_provider_query_operation(provider_dispatch);
+ break;
+ case OSSL_FUNC_PROVIDER_UNQUERY_OPERATION:
+ prov->unquery_operation =
+ OSSL_FUNC_provider_unquery_operation(provider_dispatch);
+ break;
#ifndef OPENSSL_NO_ERR
# ifndef FIPS_MODULE
- case OSSL_FUNC_PROVIDER_GET_REASON_STRINGS:
- p_get_reason_strings =
- OSSL_FUNC_provider_get_reason_strings(provider_dispatch);
- break;
+ case OSSL_FUNC_PROVIDER_GET_REASON_STRINGS:
+ p_get_reason_strings =
+ OSSL_FUNC_provider_get_reason_strings(provider_dispatch);
+ break;
# endif
#endif
+ }
}
}