diff options
Diffstat (limited to 'crypto/provider.c')
-rw-r--r-- | crypto/provider.c | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/crypto/provider.c b/crypto/provider.c new file mode 100644 index 0000000000..823d5dd585 --- /dev/null +++ b/crypto/provider.c @@ -0,0 +1,70 @@ +/* + * Copyright 2019 The OpenSSL Project Authors. All Rights Reserved. + * + * Licensed under the Apache License 2.0 (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html + */ + +#include <openssl/err.h> +#include <openssl/cryptoerr.h> +#include <openssl/provider.h> +#include "internal/provider.h" + +OSSL_PROVIDER *OSSL_PROVIDER_load(OPENSSL_CTX *libctx, const char *name) +{ + OSSL_PROVIDER *prov = NULL; + + /* Find it or create it */ + if ((prov = ossl_provider_find(libctx, name)) == NULL + && (prov = ossl_provider_new(libctx, name, NULL)) == NULL) + return NULL; + + if (!ossl_provider_activate(prov)) { + ossl_provider_free(prov); + return NULL; + } + + return prov; +} + +int OSSL_PROVIDER_unload(OSSL_PROVIDER *prov) +{ + ossl_provider_free(prov); + return 1; +} + +const OSSL_ITEM *OSSL_PROVIDER_get_param_types(OSSL_PROVIDER *prov) +{ + return ossl_provider_get_param_types(prov); +} + +int OSSL_PROVIDER_get_params(OSSL_PROVIDER *prov, const OSSL_PARAM params[]) +{ + return ossl_provider_get_params(prov, params); +} + +int OSSL_PROVIDER_add_builtin(OPENSSL_CTX *libctx, const char *name, + OSSL_provider_init_fn *init_fn) +{ + OSSL_PROVIDER *prov = NULL; + + if (name == NULL || init_fn == NULL) { + CRYPTOerr(CRYPTO_F_OSSL_PROVIDER_ADD_BUILTIN, + ERR_R_PASSED_NULL_PARAMETER); + return 0; + } + + /* Create it */ + if ((prov = ossl_provider_new(libctx, name, init_fn)) == NULL) + return 0; + + /* + * It's safely stored in the internal store at this point, + * free the returned extra reference + */ + ossl_provider_free(prov); + + return 1; +} |