include/crypto/decoder.h

   1 /*
   2  * Copyright 2020-2021 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 OSSL_DECODER *ossl_decoder_fetch_by_number(OSSL_LIB_CTX *libctx,
  17                                                      int id,
  18                                                      const char *properties);
  19
  20 /*
  21  * These are specially made for the 'file:' provider-native loader, which
  22  * uses this to install a DER to anything decoder, which doesn't do much
  23  * except read a DER blob and pass it on as a provider object abstraction
  24  * (provider-object(7)).
  25  */
  26 void *ossl_decoder_from_algorithm(int id, const OSSL_ALGORITHM *algodef,
  27                                   OSSL_PROVIDER *prov);
  28
  29 OSSL_DECODER_INSTANCE *
  30 ossl_decoder_instance_new(OSSL_DECODER *decoder, void *decoderctx);
  31 void ossl_decoder_instance_free(OSSL_DECODER_INSTANCE *decoder_inst);
  32 int ossl_decoder_ctx_add_decoder_inst(OSSL_DECODER_CTX *ctx,
  33                                       OSSL_DECODER_INSTANCE *di);
  34
  35 int ossl_decoder_ctx_setup_for_pkey(OSSL_DECODER_CTX *ctx,
  36                                     EVP_PKEY **pkey, const char *keytype,
  37                                     OSSL_LIB_CTX *libctx,
  38                                     const char *propquery);
  39
  40 int ossl_decoder_get_number(const OSSL_DECODER *encoder);
  41
  42 #endif