externals: Add zycore

Merge commit '80d62f2249' as 'externals/zycore'

externals/zycore/include/Zycore/Object.h

@@ -0,0 +1,84 @@
+/***************************************************************************************************
+
+  Zyan Core Library (Zycore-C)
+
+  Original Author : Florian Bernd
+
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+
+***************************************************************************************************/
+
+/**
+ * @file
+ * Defines some generic object-related datatypes.
+ */
+
+#ifndef ZYCORE_OBJECT_H
+#define ZYCORE_OBJECT_H
+
+#include <Zycore/Status.h>
+#include <Zycore/Types.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* ============================================================================================== */
+/* Enums and types                                                                                */
+/* ============================================================================================== */
+
+/**
+ * Defines the `ZyanMemberProcedure` function prototype.
+ *
+ * @param   object  A pointer to the object.
+ */
+typedef void (*ZyanMemberProcedure)(void* object);
+
+/**
+ * Defines the `ZyanConstMemberProcedure` function prototype.
+ *
+ * @param   object  A pointer to the object.
+ */
+typedef void (*ZyanConstMemberProcedure)(const void* object);
+
+/**
+ * Defines the `ZyanMemberFunction` function prototype.
+ *
+ * @param   object  A pointer to the object.
+ *
+ * @return  A zyan status code.
+ */
+typedef ZyanStatus (*ZyanMemberFunction)(void* object);
+
+/**
+ * Defines the `ZyanConstMemberFunction` function prototype.
+ *
+ * @param   object  A pointer to the object.
+ *
+ * @return  A zyan status code.
+ */
+typedef ZyanStatus (*ZyanConstMemberFunction)(const void* object);
+
+/* ============================================================================================== */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* ZYCORE_OBJECT_H */