From 4d7a5b6829dddae2de74744cb0222369924f206c Mon Sep 17 00:00:00 2001
From: Norman Feske <norman.feske@genode-labs.com>
Date: Thu, 14 Nov 2024 11:49:42 +0100
Subject: [PATCH] base: add Attached_dataspace::clear()

This alleviates the need (and risk) of manually parametrizing 'memset'
whenever the entire dataspace shall be cleared.

Issue #3897
---
 repos/base/include/base/attached_ram_dataspace.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/repos/base/include/base/attached_ram_dataspace.h b/repos/base/include/base/attached_ram_dataspace.h
index b04c654c46..1f641f06e9 100644
--- a/repos/base/include/base/attached_ram_dataspace.h
+++ b/repos/base/include/base/attached_ram_dataspace.h
@@ -139,6 +139,8 @@ class Genode::Attached_ram_dataspace
 		 */
 		size_t size() const { return _size; }
 
+		void clear() { if (_at) memset((void *)_at, 0, _size); }
+
 		void swap(Attached_ram_dataspace &other)
 		{
 			_swap(_size, other._size);