52 lines
1.1 KiB
C#
52 lines
1.1 KiB
C#
using System;
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using System.IO;
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using BizHawk.Common.BufferExtensions;
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using BizHawk.Emulation.Common;
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using System.Runtime.InteropServices;
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namespace BizHawk.Emulation.Cores.Consoles.Sega.gpgx
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{
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public partial class GPGX : ISaveRam
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{
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public byte[] CloneSaveRam()
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{
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int size = 0;
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IntPtr area = IntPtr.Zero;
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Core.gpgx_get_sram(ref area, ref size);
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if (size <= 0 || area == IntPtr.Zero)
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return new byte[0];
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Core.gpgx_sram_prepread();
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byte[] ret = new byte[size];
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Marshal.Copy(area, ret, 0, size);
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return ret;
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}
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public void StoreSaveRam(byte[] data)
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{
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int size = 0;
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IntPtr area = IntPtr.Zero;
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Core.gpgx_get_sram(ref area, ref size);
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if (size <= 0 || area == IntPtr.Zero)
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return;
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if (size != data.Length)
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throw new Exception("Unexpected saveram size");
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Marshal.Copy(data, 0, area, size);
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Core.gpgx_sram_commitwrite();
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}
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public bool SaveRamModified
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{
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get
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{
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int size = 0;
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IntPtr area = IntPtr.Zero;
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Core.gpgx_get_sram(ref area, ref size);
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return size > 0 && area != IntPtr.Zero;
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}
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}
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}
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}
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