1 files changed, 43 insertions, 0 deletions
diff --git a/crypto/encode_decode/encoder_lib.c b/crypto/encode_decode/encoder_lib.c
new file mode 100644
index 0000000000..b083fa2d4c
--- /dev/null
+++ b/crypto/encode_decode/encoder_lib.c
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2019 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
+ */
+
+#include <openssl/bio.h>
+#include <openssl/encoder.h>
+#include "encoder_local.h"
+
+int OSSL_ENCODER_to_bio(OSSL_ENCODER_CTX *ctx, BIO *out)
+{
+    return ctx->do_output(ctx, out);
+}
+
+#ifndef OPENSSL_NO_STDIO
+static BIO *bio_from_file(FILE *fp)
+{
+    BIO *b;
+
+    if ((b = BIO_new(BIO_s_file())) == NULL) {
+        ERR_raise(ERR_LIB_OSSL_ENCODER, ERR_R_BUF_LIB);
+        return NULL;
+    }
+    BIO_set_fp(b, fp, BIO_NOCLOSE);
+    return b;
+}
+
+int OSSL_ENCODER_to_fp(OSSL_ENCODER_CTX *ctx, FILE *fp)
+{
+    BIO *b = bio_from_file(fp);
+    int ret = 0;
+
+    if (b != NULL)
+        ret = OSSL_ENCODER_to_bio(ctx, b);
+
+    BIO_free(b);
+    return ret;
+}
+#endif