mirror of
https://github.com/Ryujinx/Ryujinx.git
synced 2024-10-01 12:30:00 +02:00
9cb57fb4bb
* Change naming convention for Ryujinx project * Change naming convention for ChocolArm64 project * Fix NaN * Remove unneeded this. from Ryujinx project * Adjust naming from new PRs * Name changes based on feedback * How did this get removed? * Rebasing fix * Change FP enum case * Remove prefix from ChocolArm64 classes - Part 1 * Remove prefix from ChocolArm64 classes - Part 2 * Fix alignment from last commit's renaming * Rename namespaces * Rename stragglers * Fix alignment * Rename OpCode class * Missed a few * Adjust alignment
67 lines
No EOL
1.9 KiB
C#
67 lines
No EOL
1.9 KiB
C#
using System;
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using System.IO;
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using System.Runtime.InteropServices;
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using System.Text;
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namespace ChocolArm64.Memory
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{
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public static class MemoryHelper
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{
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public static void FillWithZeros(MemoryManager memory, long position, int size)
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{
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int size8 = size & ~(8 - 1);
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for (int offs = 0; offs < size8; offs += 8)
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{
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memory.WriteInt64(position + offs, 0);
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}
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for (int offs = size8; offs < (size - size8); offs++)
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{
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memory.WriteByte(position + offs, 0);
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}
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}
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public unsafe static T Read<T>(MemoryManager memory, long position) where T : struct
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{
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long size = Marshal.SizeOf<T>();
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memory.EnsureRangeIsValid(position, size);
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IntPtr ptr = (IntPtr)memory.Translate(position);
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return Marshal.PtrToStructure<T>(ptr);
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}
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public unsafe static void Write<T>(MemoryManager memory, long position, T value) where T : struct
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{
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long size = Marshal.SizeOf<T>();
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memory.EnsureRangeIsValid(position, size);
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IntPtr ptr = (IntPtr)memory.TranslateWrite(position);
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Marshal.StructureToPtr<T>(value, ptr, false);
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}
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public static string ReadAsciiString(MemoryManager memory, long position, long maxSize = -1)
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{
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using (MemoryStream ms = new MemoryStream())
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{
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for (long offs = 0; offs < maxSize || maxSize == -1; offs++)
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{
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byte value = (byte)memory.ReadByte(position + offs);
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if (value == 0)
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{
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break;
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}
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ms.WriteByte(value);
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}
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return Encoding.ASCII.GetString(ms.ToArray());
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}
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}
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}
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} |