openssl/include/internal/provider.h
Matt Caswell d01d375264 Implement OSSL_PROVIDER_get0_provider_ctx()
Implement a function which enables us to get hold of the provider ctx
for a loaded provider.

Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/11834)
2020-06-05 10:31:46 +01:00

91 lines
3.2 KiB
C

/*
* Copyright 2019-2020 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
*/
#ifndef OSSL_INTERNAL_PROVIDER_H
# define OSSL_INTERNAL_PROVIDER_H
# include <openssl/core.h>
# include <openssl/core_numbers.h>
# include "internal/dso.h"
# include "internal/symhacks.h"
# ifdef __cplusplus
extern "C" {
# endif
/*
* namespaces:
*
* ossl_provider_ Provider Object internal API
* OSSL_PROVIDER Provider Object
*/
/* Provider Object finder, constructor and destructor */
OSSL_PROVIDER *ossl_provider_find(OPENSSL_CTX *libctx, const char *name,
int noconfig);
OSSL_PROVIDER *ossl_provider_new(OPENSSL_CTX *libctx, const char *name,
OSSL_provider_init_fn *init_function,
int noconfig);
int ossl_provider_up_ref(OSSL_PROVIDER *prov);
void ossl_provider_free(OSSL_PROVIDER *prov);
/* Setters */
int ossl_provider_set_fallback(OSSL_PROVIDER *prov);
int ossl_provider_set_module_path(OSSL_PROVIDER *prov, const char *module_path);
int ossl_provider_add_parameter(OSSL_PROVIDER *prov, const char *name,
const char *value);
/*
* Activate the Provider
* If the Provider is a module, the module will be loaded
* Inactivation is done by freeing the Provider
*/
int ossl_provider_activate(OSSL_PROVIDER *prov);
/* Check if the provider is available */
int ossl_provider_available(OSSL_PROVIDER *prov);
/* Return pointer to the provider's context */
void *ossl_provider_ctx(const OSSL_PROVIDER *prov);
/* Iterate over all loaded providers */
int ossl_provider_forall_loaded(OPENSSL_CTX *,
int (*cb)(OSSL_PROVIDER *provider,
void *cbdata),
void *cbdata);
/* Getters for other library functions */
const char *ossl_provider_name(const OSSL_PROVIDER *prov);
const DSO *ossl_provider_dso(const OSSL_PROVIDER *prov);
const char *ossl_provider_module_name(const OSSL_PROVIDER *prov);
const char *ossl_provider_module_path(const OSSL_PROVIDER *prov);
void *ossl_provider_prov_ctx(const OSSL_PROVIDER *prov);
OPENSSL_CTX *ossl_provider_library_context(const OSSL_PROVIDER *prov);
/* Thin wrappers around calls to the provider */
void ossl_provider_teardown(const OSSL_PROVIDER *prov);
const OSSL_PARAM *ossl_provider_gettable_params(const OSSL_PROVIDER *prov);
int ossl_provider_get_params(const OSSL_PROVIDER *prov, OSSL_PARAM params[]);
const OSSL_ALGORITHM *ossl_provider_query_operation(const OSSL_PROVIDER *prov,
int operation_id,
int *no_cache);
/* Cache of bits to see if we already queried an operation */
int ossl_provider_set_operation_bit(OSSL_PROVIDER *provider, size_t bitnum);
int ossl_provider_test_operation_bit(OSSL_PROVIDER *provider, size_t bitnum,
int *result);
/* Configuration */
void ossl_provider_add_conf_module(void);
# ifdef __cplusplus
}
# endif
#endif