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Move WriteBytes to AMemory, implement it with a Marshal copy like ReadBytes, fix regression on address range checking

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This commit is contained in:
gdkchan 2018-06-09 13:05:41 -03:00
parent 91420a402c
commit 7f5a8effbb
15 changed files with 73 additions and 77 deletions
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65
ChocolArm64/Memory/AMemory.cs
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@ -353,22 +353,6 @@ namespace ChocolArm64.Memory
return *((ulong*)(RamPtr + (uint)Position));
}
public byte[] ReadBytes(long Position, long Size)
{
if ((uint)Size > int.MaxValue)
{
throw new ArgumentOutOfRangeException(nameof(Size));
}
EnsureRangeIsValid(Position, Size, AMemoryPerm.Read);
byte[] Data = new byte[Size];
Marshal.Copy((IntPtr)(RamPtr + (uint)Position), Data, 0, (int)Size);
return Data;
}
public Vector128<float> ReadVector8Unchecked(long Position)
{
if (Sse2.IsSupported)
@ -433,6 +417,22 @@ namespace ChocolArm64.Memory
}
}
public byte[] ReadBytes(long Position, long Size)
{
if ((uint)Size > int.MaxValue)
{
throw new ArgumentOutOfRangeException(nameof(Size));
}
EnsureRangeIsValid(Position, Size, AMemoryPerm.Read);
byte[] Data = new byte[Size];
Marshal.Copy((IntPtr)(RamPtr + (uint)Position), Data, 0, (int)Size);
return Data;
}
public void WriteSByte(long Position, sbyte Value)
{
WriteByte(Position, (byte)Value);
@ -666,6 +666,27 @@ namespace ChocolArm64.Memory
}
}
public void WriteBytes(long Position, byte[] Data)
{
EnsureRangeIsValid(Position, (uint)Data.Length, AMemoryPerm.Write);
Marshal.Copy(Data, 0, (IntPtr)(RamPtr + (uint)Position), Data.Length);
}
private void EnsureRangeIsValid(long Position, long Size, AMemoryPerm Perm)
{
long EndPos = Position + Size;
Position &= ~AMemoryMgr.PageMask;
while ((ulong)Position < (ulong)EndPos)
{
EnsureAccessIsValid(Position, Perm);
Position += AMemoryMgr.PageSize;
}
}
private void EnsureAccessIsValid(long Position, AMemoryPerm Perm)
{
if (!Manager.IsMapped(Position))
@ -679,18 +700,6 @@ namespace ChocolArm64.Memory
}
}
private void EnsureRangeIsValid(long Position, long Size, AMemoryPerm Perm)
{
long EndPos = Position + Size;
while ((ulong)Position < (ulong)EndPos)
{
EnsureAccessIsValid(Position, Perm);
Position += AMemoryMgr.PageSize;
}
}
public void Dispose()
{
Dispose(true);

8
ChocolArm64/Memory/AMemoryHelper.cs
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@ -22,14 +22,6 @@ namespace ChocolArm64.Memory
}
}
public static void WriteBytes(AMemory Memory, long Position, byte[] Data)
{
for (int Offs = 0; Offs < Data.Length; Offs++)
{
Memory.WriteByte(Position + Offs, Data[Offs]);
}
}
public unsafe static T Read<T>(AMemory Memory, long Position) where T : struct
{
long Size = Marshal.SizeOf<T>();

2
Ryujinx.Core/Gpu/NvGpuVmm.cs
View File

@ -404,7 +404,7 @@ namespace Ryujinx.Core.Gpu
{
Position = GetPhysicalAddress(Position);
AMemoryHelper.WriteBytes(Memory, Position, Data);
Memory.WriteBytes(Position, Data);
}
}
}

2
Ryujinx.Core/Loaders/Executable.cs
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@ -102,7 +102,7 @@ namespace Ryujinx.Core.Loaders
{
Memory.Manager.Map(Position, Data.Length, (int)Type, AMemoryPerm.Write);
AMemoryHelper.WriteBytes(Memory, Position, Data);
Memory.WriteBytes(Position, Data);
Memory.Manager.Reprotect(Position, Data.Length, Perm);
}

2
Ryujinx.Core/OsHle/Ipc/IpcHandler.cs
View File

@ -92,7 +92,7 @@ namespace Ryujinx.Core.OsHle.Ipc
throw new NotImplementedException(Request.Type.ToString());
}
AMemoryHelper.WriteBytes(Memory, CmdPtr, Response.GetBytes(CmdPtr));
Memory.WriteBytes(CmdPtr, Response.GetBytes(CmdPtr));
}
return 0;

3
Ryujinx.Core/OsHle/Services/Am/IStorageAccessor.cs
View File

@ -1,4 +1,3 @@
using ChocolArm64.Memory;
using Ryujinx.Core.OsHle.Ipc;
using System;
using System.Collections.Generic;
@ -76,7 +75,7 @@ namespace Ryujinx.Core.OsHle.Services.Am
Data = Storage.Data;
}
AMemoryHelper.WriteBytes(Context.Memory, Position, Data);
Context.Memory.WriteBytes(Position, Data);
return 0;
}

9
Ryujinx.Core/OsHle/Services/Aud/IAudioDevice.cs
View File

@ -1,4 +1,3 @@
using ChocolArm64.Memory;
using Ryujinx.Core.Logging;
using Ryujinx.Core.OsHle.Handles;
using Ryujinx.Core.OsHle.Ipc;
@ -60,7 +59,7 @@ namespace Ryujinx.Core.OsHle.Services.Aud
break;
}
AMemoryHelper.WriteBytes(Context.Memory, Position, Buffer);
Context.Memory.WriteBytes(Position, Buffer);
Position += Buffer.Length;
}
@ -95,7 +94,7 @@ namespace Ryujinx.Core.OsHle.Services.Aud
if ((ulong)DeviceNameBuffer.Length <= (ulong)Size)
{
AMemoryHelper.WriteBytes(Context.Memory, Position, DeviceNameBuffer);
Context.Memory.WriteBytes(Position, DeviceNameBuffer);
}
else
{
@ -146,7 +145,7 @@ namespace Ryujinx.Core.OsHle.Services.Aud
break;
}
AMemoryHelper.WriteBytes(Context.Memory, Position, Buffer);
Context.Memory.WriteBytes(Position, Buffer);
Position += Buffer.Length;
}
@ -188,7 +187,7 @@ namespace Ryujinx.Core.OsHle.Services.Aud
if ((ulong)DeviceNameBuffer.Length <= (ulong)Size)
{
AMemoryHelper.WriteBytes(Context.Memory, Position, DeviceNameBuffer);
Context.Memory.WriteBytes(Position, DeviceNameBuffer);
}
else
{

4
Ryujinx.Core/OsHle/Services/Aud/IAudioOutManager.cs
View File

@ -36,7 +36,7 @@ namespace Ryujinx.Core.OsHle.Services.Aud
if ((ulong)DeviceNameBuffer.Length <= (ulong)Size)
{
AMemoryHelper.WriteBytes(Context.Memory, Position, DeviceNameBuffer);
Context.Memory.WriteBytes(Position, DeviceNameBuffer);
NameCount++;
}
@ -71,7 +71,7 @@ namespace Ryujinx.Core.OsHle.Services.Aud
if ((ulong)DeviceNameBuffer.Length <= (ulong)Size)
{
AMemoryHelper.WriteBytes(Context.Memory, Position, DeviceNameBuffer);
Context.Memory.WriteBytes(Position, DeviceNameBuffer);
}
else
{

5
Ryujinx.Core/OsHle/Services/Bsd/IClient.cs
View File

@ -1,4 +1,3 @@
using ChocolArm64.Memory;
using Ryujinx.Core.OsHle.Ipc;
using Ryujinx.Core.OsHle.Utilities;
using System.Collections.Generic;
@ -131,7 +130,7 @@ namespace Ryujinx.Core.OsHle.Services.Bsd
//Logging.Debug("Received Buffer:" + Environment.NewLine + Logging.HexDump(ReceivedBuffer));
AMemoryHelper.WriteBytes(Context.Memory, Context.Request.ReceiveBuff[0].Position, ReceivedBuffer);
Context.Memory.WriteBytes(Context.Request.ReceiveBuff[0].Position, ReceivedBuffer);
Context.ResponseData.Write(BytesRead);
Context.ResponseData.Write(0);
@ -266,7 +265,7 @@ namespace Ryujinx.Core.OsHle.Services.Bsd
Writer.Write(IpAddress);
AMemoryHelper.WriteBytes(Context.Memory, AddrBufferPtr, MS.ToArray());
Context.Memory.WriteBytes(AddrBufferPtr, MS.ToArray());
Context.ResponseData.Write(Sockets.Count - 1);
Context.ResponseData.Write(0);

3
Ryujinx.Core/OsHle/Services/FspSrv/IDirectory.cs
View File

@ -1,4 +1,3 @@
using ChocolArm64.Memory;
using Ryujinx.Core.OsHle.Ipc;
using System;
using System.Collections.Generic;
@ -78,7 +77,7 @@ namespace Ryujinx.Core.OsHle.Services.FspSrv
byte[] NameBuffer = Encoding.UTF8.GetBytes(Path.GetFileName(FullPath));
AMemoryHelper.WriteBytes(Context.Memory, Position, NameBuffer);
Context.Memory.WriteBytes(Position, NameBuffer);
int Type = 0;
long Size = 0;

3
Ryujinx.Core/OsHle/Services/FspSrv/IFile.cs
View File

@ -1,4 +1,3 @@
using ChocolArm64.Memory;
using Ryujinx.Core.OsHle.Ipc;
using System;
using System.Collections.Generic;
@ -47,7 +46,7 @@ namespace Ryujinx.Core.OsHle.Services.FspSrv
int ReadSize = BaseStream.Read(Data, 0, (int)Size);
AMemoryHelper.WriteBytes(Context.Memory, Position, Data);
Context.Memory.WriteBytes(Position, Data);
Context.ResponseData.Write((long)ReadSize);

3
Ryujinx.Core/OsHle/Services/FspSrv/IStorage.cs
View File

@ -1,4 +1,3 @@
using ChocolArm64.Memory;
using Ryujinx.Core.OsHle.Ipc;
using System.Collections.Generic;
using System.IO;
@ -43,7 +42,7 @@ namespace Ryujinx.Core.OsHle.Services.FspSrv
BaseStream.Seek(Offset, SeekOrigin.Begin);
BaseStream.Read(Data, 0, Data.Length);
AMemoryHelper.WriteBytes(Context.Memory, BuffDesc.Position, Data);
Context.Memory.WriteBytes(BuffDesc.Position, Data);
}
return 0;

32
Ryujinx.Core/OsHle/Services/Set/ISystemSettingsServer.cs
View File

@ -1,4 +1,3 @@
using ChocolArm64.Memory;
using Ryujinx.Core.OsHle.Ipc;
using Ryujinx.Core.Settings;
using System;
@ -30,17 +29,17 @@ namespace Ryujinx.Core.OsHle.Services.Set
long ReplyPos = Context.Request.RecvListBuff[0].Position;
long ReplySize = Context.Request.RecvListBuff[0].Size;
byte MajorFWVersion = 0x03;
byte MinorFWVersion = 0x00;
byte MicroFWVersion = 0x00;
byte Unknown = 0x00; //Build?
const byte MajorFWVersion = 0x03;
const byte MinorFWVersion = 0x00;
const byte MicroFWVersion = 0x00;
const byte Unknown = 0x00; //Build?
int RevisionNumber = 0x0A;
const int RevisionNumber = 0x0A;
string Platform = "NX";
string UnknownHex = "7fbde2b0bba4d14107bf836e4643043d9f6c8e47";
string Version = "3.0.0";
string Build = "NintendoSDK Firmware for NX 3.0.0-10.0";
const string Platform = "NX";
const string UnknownHex = "7fbde2b0bba4d14107bf836e4643043d9f6c8e47";
const string Version = "3.0.0";
const string Build = "NintendoSDK Firmware for NX 3.0.0-10.0";
//http://switchbrew.org/index.php?title=System_Version_Title
using (MemoryStream MS = new MemoryStream(0x100))
@ -57,15 +56,18 @@ namespace Ryujinx.Core.OsHle.Services.Set
Writer.Write(Encoding.ASCII.GetBytes(Platform));
MS.Seek(0x28, SeekOrigin.Begin);
Writer.Write(Encoding.ASCII.GetBytes(UnknownHex));
MS.Seek(0x68, SeekOrigin.Begin);
Writer.Write(Encoding.ASCII.GetBytes(Version));
MS.Seek(0x80, SeekOrigin.Begin);
Writer.Write(Encoding.ASCII.GetBytes(Build));
AMemoryHelper.WriteBytes(Context.Memory, ReplyPos, MS.ToArray());
Context.Memory.WriteBytes(ReplyPos, MS.ToArray());
}
return 0;
@ -85,7 +87,7 @@ namespace Ryujinx.Core.OsHle.Services.Set
Context.Ns.Settings.ThemeColor = (ColorSet)ColorSetId;
return 0;
}
public static long GetSettingsItemValue(ServiceCtx Context)
{
long ClassPos = Context.Request.PtrBuff[0].Position;
@ -111,11 +113,11 @@ namespace Ryujinx.Core.OsHle.Services.Set
if (NxSetting is string StringValue)
{
if (StringValue.Length + 1 > ReplySize)
{
{
Context.Ns.Log.PrintError(Logging.LogClass.ServiceSet, $"{AskedSetting} String value size is too big!");
}
else
{
{
SettingBuffer = Encoding.ASCII.GetBytes(StringValue + "\0");
}
}
@ -132,7 +134,7 @@ namespace Ryujinx.Core.OsHle.Services.Set
throw new NotImplementedException(NxSetting.GetType().Name);
}
AMemoryHelper.WriteBytes(Context.Memory, ReplyPos, SettingBuffer);
Context.Memory.WriteBytes(ReplyPos, SettingBuffer);
Context.Ns.Log.PrintDebug(Logging.LogClass.ServiceSet, $"{AskedSetting} set value: {NxSetting} as {NxSetting.GetType()}");
}

5
Ryujinx.Core/OsHle/Services/Vi/IApplicationDisplayService.cs
View File

@ -1,4 +1,3 @@
using ChocolArm64.Memory;
using Ryujinx.Core.OsHle.Ipc;
using System.Collections.Generic;
using System.IO;
@ -104,7 +103,7 @@ namespace Ryujinx.Core.OsHle.Services.Vi
byte[] Parcel = MakeIGraphicsBufferProducer(ParcelPtr);
AMemoryHelper.WriteBytes(Context.Memory, ParcelPtr, Parcel);
Context.Memory.WriteBytes(ParcelPtr, Parcel);
Context.ResponseData.Write((long)Parcel.Length);
@ -129,7 +128,7 @@ namespace Ryujinx.Core.OsHle.Services.Vi
byte[] Parcel = MakeIGraphicsBufferProducer(ParcelPtr);
AMemoryHelper.WriteBytes(Context.Memory, ParcelPtr, Parcel);
Context.Memory.WriteBytes(ParcelPtr, Parcel);
Context.ResponseData.Write(0L);
Context.ResponseData.Write((long)Parcel.Length);

4
Ryujinx.Core/OsHle/Services/Vi/NvFlinger.cs
View File

@ -1,4 +1,3 @@
using ChocolArm64.Memory;
using Ryujinx.Core.Gpu;
using Ryujinx.Core.Logging;
using Ryujinx.Core.OsHle.Handles;
@ -9,6 +8,7 @@ using System.Collections.Generic;
using System.IO;
using System.Text;
using System.Threading;
using static Ryujinx.Core.OsHle.Services.Android.Parcel;
namespace Ryujinx.Core.OsHle.Services.Android
@ -272,7 +272,7 @@ namespace Ryujinx.Core.OsHle.Services.Android
byte[] Reply = MakeParcel(Data, new byte[0]);
AMemoryHelper.WriteBytes(Context.Memory, ReplyPos, Reply);
Context.Memory.WriteBytes(ReplyPos, Reply);
return 0;
}