redesign of the proxy/marshaling code. Uses GtkArg now. sync commit.

* redesign of the proxy/marshaling code. Uses GtkArg now.
* sync commit. Evolution does not build at all now.

svn path=/trunk/; revision=1260

1 files changed, 168 insertions, 0 deletions

diff --git a/camel/camel-marshal-utils.c b/camel/camel-marshal-utils.c
new file mode 100644
index 0000000000..95cf1577bb
--- /dev/null
+++ b/camel/camel-marshal-utils.c
@@ -0,0 +1,168 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/* camel-marshal-utils.c : marshal utils */
+
+/* 
+ *
+ * Copyright (C) 1999 Bertrand Guiheneuf <Bertrand.Guiheneuf@aful.org> .
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+
+
+
+
+#include "config.h"
+#include "camel-log.h"
+#include "camel-marshal-utils.h"
+
+
+CamelFuncDef *
+camel_func_def_new (CamelMarshal marshal, guint n_params, ...)
+{	
+	CamelFuncDef *func_def;
+	va_list args;
+	GtkType type;
+	int i;
+	
+	func_def = g_new (CamelFuncDef, 1);
+	func_def->marshal = marshal;
+	func_def->n_params = n_params;
+	func_def->params_type = g_new (GtkType, n_params);
+
+	va_start (args, n_params);	
+	for (i=0; i<n_params; i++) {
+		type = va_arg (args, GtkType);
+		func_def->params_type [i] = type; 
+	}
+	va_end (args);
+
+	return func_def;
+}
+
+
+
+
+static gboolean
+_collect_params (GtkArg	*params,
+		 CamelFuncDef *func_def,
+		 va_list var_args)
+{
+  register GtkArg *last_param;
+  register gboolean failed = FALSE;
+
+  for (last_param = params + func_def->n_params; 
+       params < last_param; 
+       params++)
+    {
+      register gchar *error;
+
+      params->name = NULL;
+      params->type = *(func_def->params_type++);
+      GTK_ARG_COLLECT_VALUE (params,
+			     var_args,
+			     error);
+      if (error)
+	{
+	  failed = TRUE;
+	  CAMEL_LOG_FULL_DEBUG ("CamelMarshall::_collect_params(): %s", error);
+	  g_free (error);
+	}
+    }
+  return (failed);
+}
+
+
+gboolean
+camel_marshal_exec_func (CamelFuncDef *func_def, ...)
+{
+	GtkArg	*params;
+	gboolean error;
+	va_list args;
+
+	g_assert (func_def);
+
+	params = g_new (GtkArg, func_def->n_params);
+
+	va_start (args, func_def);
+	error = _collect_params (params, func_def, args);
+	va_end (args);
+	if (!error)
+		error = func_def->marshal (func_def->func, params);
+ 
+	g_free (params);
+	return (!error);
+}
+
+
+CamelOp *
+camel_marshal_create_op (CamelFuncDef *func_def, ...)
+{
+	GtkArg	*params;
+	gboolean error;
+	CamelOp *op;
+	va_list args;
+
+	g_assert (func_def);
+
+	op = camel_op_new (func_def);
+	
+	va_start (args, func_def);
+	error = _collect_params (op->params, func_def, args);
+	va_end (args);
+	 
+	if (error) {
+		camel_op_free (op);
+		return NULL;
+	} else 
+		return (op);
+}
+
+
+
+
+
+
+
+/* misc marshaller */
+
+
+typedef void (*CamelMarshal_NONE__POINTER_INT) (gpointer arg1,
+						gint arg2);
+void camel_marshal_NONE__POINTER_INT (CamelFunc func, 
+				      GtkArg *args)
+{
+	CamelMarshal_NONE__POINTER_INT rfunc;
+	rfunc = (CamelMarshal_NONE__POINTER_INT) func;
+	(* rfunc) (GTK_VALUE_POINTER(args[0]),
+		   GTK_VALUE_INT(args[1]));
+}
+
+
+
+
+
+typedef void (*CamelMarshal_NONE__POINTER_INT_POINTER) (gpointer arg1,
+							gint arg2,
+							gpointer arg3);
+void camel_marshal_NONE__POINTER_INT_POINTER (CamelFunc func, 
+					      GtkArg *args)
+{
+	CamelMarshal_NONE__POINTER_INT_POINTER rfunc;
+	rfunc = (CamelMarshal_NONE__POINTER_INT_POINTER) func;
+	(* rfunc) (GTK_VALUE_POINTER(args[0]),
+		   GTK_VALUE_INT(args[1]),
+		   GTK_VALUE_POINTER(args[2]));
+}