1 files changed, 42 insertions, 0 deletions
diff --git a/thirdparty/crypto/decoder.h b/thirdparty/crypto/decoder.h
new file mode 100644
index 00000000..cc06ef29
--- /dev/null
+++ b/thirdparty/crypto/decoder.h
@@ -0,0 +1,42 @@
+/*
+ * Copyright 2020-2021 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 OSSL_CRYPTO_DECODER_H
+# define OSSL_CRYPTO_DECODER_H
+# pragma once
+
+# include <openssl/decoder.h>
+
+OSSL_DECODER *ossl_decoder_fetch_by_number(OSSL_LIB_CTX *libctx,
+                                                     int id,
+                                                     const char *properties);
+
+/*
+ * These are specially made for the 'file:' provider-native loader, which
+ * uses this to install a DER to anything decoder, which doesn't do much
+ * except read a DER blob and pass it on as a provider object abstraction
+ * (provider-object(7)).
+ */
+void *ossl_decoder_from_algorithm(int id, const OSSL_ALGORITHM *algodef,
+                                  OSSL_PROVIDER *prov);
+
+OSSL_DECODER_INSTANCE *
+ossl_decoder_instance_new(OSSL_DECODER *decoder, void *decoderctx);
+void ossl_decoder_instance_free(OSSL_DECODER_INSTANCE *decoder_inst);
+int ossl_decoder_ctx_add_decoder_inst(OSSL_DECODER_CTX *ctx,
+                                      OSSL_DECODER_INSTANCE *di);
+
+int ossl_decoder_ctx_setup_for_pkey(OSSL_DECODER_CTX *ctx,
+                                    EVP_PKEY **pkey, const char *keytype,
+                                    OSSL_LIB_CTX *libctx,
+                                    const char *propquery);
+
+int ossl_decoder_get_number(const OSSL_DECODER *encoder);
+
+#endif