openssl/crypto/provider.c
Pauli 4e7991b497 Change OSSL_PARAM return size to not be a pointer.
Instead of referencing the return size from the OSSL_PARAM structure, make the
size a field within the structure.

Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/9135)
2019-06-24 14:43:55 +10:00

70 lines
1.8 KiB
C

/*
* 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(const OSSL_PROVIDER *prov)
{
return ossl_provider_get_param_types(prov);
}
int OSSL_PROVIDER_get_params(const OSSL_PROVIDER *prov, 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;
}