forked from cory/tildefriends
120 lines
4.7 KiB
C
120 lines
4.7 KiB
C
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/*
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* Copyright 2019-2022 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#ifndef OSSL_INTERNAL_PROVIDER_H
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# define OSSL_INTERNAL_PROVIDER_H
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# pragma once
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# include <openssl/core.h>
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# include <openssl/core_dispatch.h>
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# include "internal/dso.h"
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# include "internal/symhacks.h"
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# ifdef __cplusplus
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extern "C" {
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# endif
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/*
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* namespaces:
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*
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* ossl_provider_ Provider Object internal API
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* OSSL_PROVIDER Provider Object
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*/
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/* Provider Object finder, constructor and destructor */
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OSSL_PROVIDER *ossl_provider_find(OSSL_LIB_CTX *libctx, const char *name,
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int noconfig);
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OSSL_PROVIDER *ossl_provider_new(OSSL_LIB_CTX *libctx, const char *name,
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OSSL_provider_init_fn *init_function,
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int noconfig);
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int ossl_provider_up_ref(OSSL_PROVIDER *prov);
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void ossl_provider_free(OSSL_PROVIDER *prov);
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/* Setters */
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int ossl_provider_set_module_path(OSSL_PROVIDER *prov, const char *module_path);
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int ossl_provider_add_parameter(OSSL_PROVIDER *prov, const char *name,
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const char *value);
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int ossl_provider_is_child(const OSSL_PROVIDER *prov);
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int ossl_provider_set_child(OSSL_PROVIDER *prov, const OSSL_CORE_HANDLE *handle);
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const OSSL_CORE_HANDLE *ossl_provider_get_parent(OSSL_PROVIDER *prov);
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int ossl_provider_up_ref_parent(OSSL_PROVIDER *prov, int activate);
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int ossl_provider_free_parent(OSSL_PROVIDER *prov, int deactivate);
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int ossl_provider_default_props_update(OSSL_LIB_CTX *libctx, const char *props);
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/* Disable fallback loading */
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int ossl_provider_disable_fallback_loading(OSSL_LIB_CTX *libctx);
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/*
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* Activate the Provider
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* If the Provider is a module, the module will be loaded
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*/
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int ossl_provider_activate(OSSL_PROVIDER *prov, int upcalls, int aschild);
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int ossl_provider_deactivate(OSSL_PROVIDER *prov, int removechildren);
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int ossl_provider_add_to_store(OSSL_PROVIDER *prov, OSSL_PROVIDER **actualprov,
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int retain_fallbacks);
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/* Return pointer to the provider's context */
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void *ossl_provider_ctx(const OSSL_PROVIDER *prov);
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/* Iterate over all loaded providers */
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int ossl_provider_doall_activated(OSSL_LIB_CTX *,
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int (*cb)(OSSL_PROVIDER *provider,
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void *cbdata),
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void *cbdata);
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/* Getters for other library functions */
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const char *ossl_provider_name(const OSSL_PROVIDER *prov);
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const DSO *ossl_provider_dso(const OSSL_PROVIDER *prov);
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const char *ossl_provider_module_name(const OSSL_PROVIDER *prov);
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const char *ossl_provider_module_path(const OSSL_PROVIDER *prov);
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void *ossl_provider_prov_ctx(const OSSL_PROVIDER *prov);
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const OSSL_DISPATCH *ossl_provider_get0_dispatch(const OSSL_PROVIDER *prov);
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OSSL_LIB_CTX *ossl_provider_libctx(const OSSL_PROVIDER *prov);
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/* Thin wrappers around calls to the provider */
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void ossl_provider_teardown(const OSSL_PROVIDER *prov);
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const OSSL_PARAM *ossl_provider_gettable_params(const OSSL_PROVIDER *prov);
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int ossl_provider_get_params(const OSSL_PROVIDER *prov, OSSL_PARAM params[]);
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int ossl_provider_get_capabilities(const OSSL_PROVIDER *prov,
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const char *capability,
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OSSL_CALLBACK *cb,
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void *arg);
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int ossl_provider_self_test(const OSSL_PROVIDER *prov);
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const OSSL_ALGORITHM *ossl_provider_query_operation(const OSSL_PROVIDER *prov,
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int operation_id,
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int *no_cache);
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void ossl_provider_unquery_operation(const OSSL_PROVIDER *prov,
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int operation_id,
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const OSSL_ALGORITHM *algs);
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/*
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* Cache of bits to see if we already added methods for an operation in
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* the "permanent" method store.
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* They should never be called for temporary method stores!
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*/
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int ossl_provider_set_operation_bit(OSSL_PROVIDER *provider, size_t bitnum);
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int ossl_provider_test_operation_bit(OSSL_PROVIDER *provider, size_t bitnum,
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int *result);
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/* Configuration */
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void ossl_provider_add_conf_module(void);
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/* Child providers */
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int ossl_provider_init_as_child(OSSL_LIB_CTX *ctx,
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const OSSL_CORE_HANDLE *handle,
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const OSSL_DISPATCH *in);
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void ossl_provider_deinit_child(OSSL_LIB_CTX *ctx);
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# ifdef __cplusplus
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}
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# endif
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#endif
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