UserspaceEmulator: Move SimpleRegion to its own files

1 files changed, 52 insertions, 0 deletions

diff --git a/DevTools/UserspaceEmulator/SimpleRegion.h b/DevTools/UserspaceEmulator/SimpleRegion.h
new file mode 100644
index 0000000000..c4df498882
--- /dev/null
+++ b/DevTools/UserspaceEmulator/SimpleRegion.h
@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#pragma once
+
+#include "SoftMMU.h"
+
+namespace UserspaceEmulator {
+
+class SimpleRegion final : public SoftMMU::Region {
+public:
+    SimpleRegion(u32 base, u32 size);
+    virtual ~SimpleRegion() override;
+
+    virtual u8 read8(u32 offset) override;
+    virtual u16 read16(u32 offset) override;
+    virtual u32 read32(u32 offset) override;
+
+    virtual void write8(u32 offset, u8 value) override;
+    virtual void write16(u32 offset, u16 value) override;
+    virtual void write32(u32 offset, u32 value) override;
+
+    u8* data() { return m_data; }
+
+private:
+    u8* m_data { nullptr };
+};
+
+}