providers/common/include/prov/provider_ctx.h

   1 /*
   2  * Copyright 2019-2020 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the Apache License 2.0 (the "License").  You may not use
   5  * this file except in compliance with the License.  You can obtain a copy
   6  * in the file LICENSE in the source distribution or at
   7  * https://www.openssl.org/source/license.html
   8  */
   9
  10 #ifndef OSSL_PROV_PROVIDER_CTX_H
  11 # define OSSL_PROV_PROVIDER_CTX_H
  12
  13 # include <openssl/types.h>
  14 # include <openssl/crypto.h>
  15 # include <openssl/bio.h>
  16 # include <openssl/core.h>
  17
  18 typedef struct prov_ctx_st {
  19     const OSSL_CORE_HANDLE *handle;
  20     OSSL_LIB_CTX *libctx;         /* For all provider modules */
  21     BIO_METHOD *corebiometh;
  22 } PROV_CTX;
  23
  24 /*
  25  * To be used anywhere the library context needs to be passed, such as to
  26  * fetching functions.
  27  */
  28 # define PROV_LIBRARY_CONTEXT_OF(provctx)        \
  29     ossl_prov_ctx_get0_library_context((provctx))
  30
  31 PROV_CTX *ossl_prov_ctx_new(void);
  32 void ossl_prov_ctx_free(PROV_CTX *ctx);
  33 void ossl_prov_ctx_set0_library_context(PROV_CTX *ctx, OSSL_LIB_CTX *libctx);
  34 void ossl_prov_ctx_set0_handle(PROV_CTX *ctx, const OSSL_CORE_HANDLE *handle);
  35 void ossl_prov_ctx_set0_core_bio_method(PROV_CTX *ctx, BIO_METHOD *corebiometh);
  36 OSSL_LIB_CTX *ossl_prov_ctx_get0_library_context(PROV_CTX *ctx);
  37 const OSSL_CORE_HANDLE *ossl_prov_ctx_get0_handle(PROV_CTX *ctx);
  38 BIO_METHOD *ossl_prov_ctx_get0_core_bio_method(PROV_CTX *ctx);
  39
  40 #endif