+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * Mupen64plus-core - api/callbacks.c *
+ * Mupen64Plus homepage: http://code.google.com/p/mupen64plus/ *
+ * Copyright (C) 2009 Richard Goedeken *
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
+ * GNU General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU General Public License *
+ * along with this program; if not, write to the *
+ * Free Software Foundation, Inc., *
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
+ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+
+/* This file contains the Core functions for handling callbacks to the
+ * front-end application
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <stdarg.h>
+
+#include "m64p_types.h"
+#include "callbacks.h"
+
+/* local variables */
+static ptr_DebugCallback pDebugFunc = NULL;
+static ptr_StateCallback pStateFunc = NULL;
+static void * DebugContext = NULL;
+static void * StateContext = NULL;
+
+/* global Functions for use by the Core */
+m64p_error SetDebugCallback(ptr_DebugCallback pFunc, void *Context)
+{
+ pDebugFunc = pFunc;
+ DebugContext = Context;
+ return M64ERR_SUCCESS;
+}
+
+m64p_error SetStateCallback(ptr_StateCallback pFunc, void *Context)
+{
+ pStateFunc = pFunc;
+ StateContext = Context;
+ return M64ERR_SUCCESS;
+}
+
+void DebugMessage(int level, const char *message, ...)
+{
+ char msgbuf[256];
+ va_list args;
+
+ if (pDebugFunc == NULL)
+ return;
+
+ va_start(args, message);
+ vsprintf(msgbuf, message, args);
+
+ (*pDebugFunc)(DebugContext, level, msgbuf);
+
+ va_end(args);
+}
+
+void StateChanged(m64p_core_param param_type, int new_value)
+{
+ if (pStateFunc == NULL)
+ return;
+
+ (*pStateFunc)(StateContext, param_type, new_value);
+}
+
+