drashna/ryujinx
1
0
Fork 0
Code Activity Actions

Better process implementation (#491)

Browse source 
* Initial implementation of KProcess

* Some improvements to the memory manager, implement back guest stack trace printing

* Better GetInfo implementation, improve checking in some places with information from process capabilities

* Allow the cpu to read/write from the correct memory locations for accesses crossing a page boundary

* Change long -> ulong for address/size on memory related methods to avoid unnecessary casts

* Attempt at implementing ldr:ro with new KProcess

* Allow BSS with size 0 on ldr:ro

* Add checking for memory block slab heap usage, return errors if full, exit gracefully

* Use KMemoryBlockSize const from KMemoryManager

* Allow all methods to read from non-contiguous locations

* Fix for TransactParcelAuto

* Address PR feedback, additionally fix some small issues related to the KIP loader and implement SVCs GetProcessId, GetProcessList, GetSystemInfo, CreatePort and ManageNamedPort

* Fix wrong check for source pages count from page list on MapPhysicalMemory

* Fix some issues with UnloadNro on ldr:ro
This commit is contained in:
gdkchan 2018-11-28 20:18:09 -02:00 • committed by GitHub
parent e7fe7d7247
commit 00579927e4
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
119 changed files with 7998 additions and 3232 deletions
Download patch file Download diff file Expand all files Collapse all files

18
ChocolArm64/Memory/MemoryHelper.cs
View file

@ -26,22 +26,26 @@ namespace ChocolArm64.Memory
{
long size = Marshal.SizeOf<T>();
memory.EnsureRangeIsValid(position, size);
byte[] data = memory.ReadBytes(position, size);
IntPtr ptr = (IntPtr)memory.Translate(position);
return Marshal.PtrToStructure<T>(ptr);
fixed (byte* ptr = data)
{
return Marshal.PtrToStructure<T>((IntPtr)ptr);
}
}
public unsafe static void Write<T>(MemoryManager memory, long position, T value) where T : struct
{
long size = Marshal.SizeOf<T>();
memory.EnsureRangeIsValid(position, size);
byte[] data = new byte[size];
IntPtr ptr = (IntPtr)memory.TranslateWrite(position);
fixed (byte* ptr = data)
{
Marshal.StructureToPtr<T>(value, (IntPtr)ptr, false);
}
Marshal.StructureToPtr<T>(value, ptr, false);
memory.WriteBytes(position, data);
}
public static string ReadAsciiString(MemoryManager memory, long position, long maxSize = -1)