include/crypto/decoder.h

   1 /*
   2  * Copyright 2020-2023 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_CRYPTO_DECODER_H
  11 # define OSSL_CRYPTO_DECODER_H
  12 # pragma once
  13
  14 # include <openssl/decoder.h>
  15
  16 /*
  17  * These are specially made for the 'file:' provider-native loader, which
  18  * uses this to install a DER to anything decoder, which doesn't do much
  19  * except read a DER blob and pass it on as a provider object abstraction
  20  * (provider-object(7)).
  21  */
  22 void *ossl_decoder_from_algorithm(int id, const OSSL_ALGORITHM *algodef,
  23                                   OSSL_PROVIDER *prov);
  24
  25 OSSL_DECODER_INSTANCE *
  26 ossl_decoder_instance_new(OSSL_DECODER *decoder, void *decoderctx);
  27 void ossl_decoder_instance_free(OSSL_DECODER_INSTANCE *decoder_inst);
  28 OSSL_DECODER_INSTANCE *ossl_decoder_instance_dup(const OSSL_DECODER_INSTANCE *src);
  29 int ossl_decoder_ctx_add_decoder_inst(OSSL_DECODER_CTX *ctx,
  30                                       OSSL_DECODER_INSTANCE *di);
  31
  32 int ossl_decoder_get_number(const OSSL_DECODER *encoder);
  33 int ossl_decoder_store_cache_flush(OSSL_LIB_CTX *libctx);
  34 int ossl_decoder_store_remove_all_provided(const OSSL_PROVIDER *prov);
  35
  36 void *ossl_decoder_cache_new(OSSL_LIB_CTX *ctx);
  37 void ossl_decoder_cache_free(void *vcache);
  38 int ossl_decoder_cache_flush(OSSL_LIB_CTX *libctx);
  39
  40 #endif