Fix crash and latest update.

include/internal/core.h

@@ -0,0 +1,52 @@
+/*
+ * 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
+ */
+
+#ifndef OSSL_INTERNAL_CORE_H
+# define OSSL_INTERNAL_CORE_H
+
+/*
+ * namespaces:
+ *
+ * ossl_method_         Core Method API
+ */
+
+/*
+ * construct an arbitrary method from a dispatch table found by looking
+ * up a match for the < operation_id, name, property > combination.
+ * constructor and destructor are the constructor and destructor for that
+ * arbitrary object.
+ *
+ * These objects are normally cached, unless the provider says not to cache.
+ * However, force_cache can be used to force caching whatever the provider
+ * says (for example, because the application knows better).
+ */
+typedef struct ossl_method_construct_method_st {
+    /* Create store */
+    void *(*alloc_tmp_store)(void);
+    /* Remove a store */
+    void (*dealloc_tmp_store)(void *store);
+    /* Get an already existing method from a store */
+    void *(*get)(OPENSSL_CTX *libctx, void *store, const char *propquery,
+                 void *data);
+    /* Store a method in a store */
+    int (*put)(OPENSSL_CTX *libctx, void *store, const char *propdef,
+               void *method, void *data);
+    /* Construct a new method */
+    void *(*construct)(const OSSL_DISPATCH *fns, OSSL_PROVIDER *prov,
+                       void *data);
+    /* Destruct a method */
+    void (*destruct)(void *method);
+} OSSL_METHOD_CONSTRUCT_METHOD;
+
+void *ossl_method_construct(OPENSSL_CTX *ctx, int operation_id,
+                            const char *name, const char *properties,
+                            int force_cache,
+                            OSSL_METHOD_CONSTRUCT_METHOD *mcm, void *mcm_data);
+
+#endif