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Edit File: provider.h

/* * Copyright 2019-2025 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 OPENSSL_PROVIDER_H #define OPENSSL_PROVIDER_H #pragma once #include <openssl/core.h> #ifdef __cplusplus extern "C" { #endif /* Set and Get a library context search path */ int OSSL_PROVIDER_set_default_search_path(OSSL_LIB_CTX *, const char *path); const char *OSSL_PROVIDER_get0_default_search_path(OSSL_LIB_CTX *libctx); /* Load and unload a provider */ OSSL_PROVIDER *OSSL_PROVIDER_load(OSSL_LIB_CTX *, const char *name); OSSL_PROVIDER *OSSL_PROVIDER_load_ex(OSSL_LIB_CTX *, const char *name, OSSL_PARAM *params); OSSL_PROVIDER *OSSL_PROVIDER_try_load(OSSL_LIB_CTX *, const char *name, int retain_fallbacks); OSSL_PROVIDER *OSSL_PROVIDER_try_load_ex(OSSL_LIB_CTX *, const char *name, OSSL_PARAM *params, int retain_fallbacks); int OSSL_PROVIDER_unload(OSSL_PROVIDER *prov); int OSSL_PROVIDER_available(OSSL_LIB_CTX *, const char *name); int OSSL_PROVIDER_do_all(OSSL_LIB_CTX *ctx, int (*cb)(OSSL_PROVIDER *provider, void *cbdata), void *cbdata); const OSSL_PARAM *OSSL_PROVIDER_gettable_params(const OSSL_PROVIDER *prov); int OSSL_PROVIDER_get_params(const OSSL_PROVIDER *prov, OSSL_PARAM params[]); int OSSL_PROVIDER_self_test(const OSSL_PROVIDER *prov); int OSSL_PROVIDER_get_capabilities(const OSSL_PROVIDER *prov, const char *capability, OSSL_CALLBACK *cb, void *arg); /*- * Provider configuration parameters are normally set in the configuration file, * but can also be set early in the main program before a provider is in use by * multiple threads. * * Only UTF8-string values are supported. */ int OSSL_PROVIDER_add_conf_parameter(OSSL_PROVIDER *prov, const char *name, const char *value); /* * Retrieves any of the requested configuration parameters for the given * provider that were set in the configuration file or via the above * OSSL_PROVIDER_add_parameter() function. * * The |params| array elements MUST have type OSSL_PARAM_UTF8_PTR, values are * returned by reference, not as copies. */ int OSSL_PROVIDER_get_conf_parameters(const OSSL_PROVIDER *prov, OSSL_PARAM params[]); /* * Parse a provider configuration parameter as a boolean value, * or return a default value if unable to retrieve the parameter. * Values like "1", "yes", "true", ... are true (nonzero). * Values like "0", "no", "false", ... are false (zero). */ int OSSL_PROVIDER_conf_get_bool(const OSSL_PROVIDER *prov, const char *name, int defval); const OSSL_ALGORITHM *OSSL_PROVIDER_query_operation(const OSSL_PROVIDER *prov, int operation_id, int *no_cache); void OSSL_PROVIDER_unquery_operation(const OSSL_PROVIDER *prov, int operation_id, const OSSL_ALGORITHM *algs); void *OSSL_PROVIDER_get0_provider_ctx(const OSSL_PROVIDER *prov); const OSSL_DISPATCH *OSSL_PROVIDER_get0_dispatch(const OSSL_PROVIDER *prov); /* Add a built in providers */ int OSSL_PROVIDER_add_builtin(OSSL_LIB_CTX *, const char *name, OSSL_provider_init_fn *init_fn); /* Information */ const char *OSSL_PROVIDER_get0_name(const OSSL_PROVIDER *prov); #ifdef __cplusplus } #endif #endif