ryujinx/Ryujinx.HLE/HOS/Kernel/Common/KernelTransfer.cs
gdkchan 22bacc6188
Improve kernel IPC implementation (#550)
* Implement some IPC related kernel SVCs properly

* Fix BLZ decompression when the segment also has a uncompressed chunck

* Set default cpu core on process start from ProgramLoader, remove debug message

* Load process capabilities properly on KIPs

* Fix a copy/paste error in UnmapPhysicalMemory64

* Implement smarter switching between old and new IPC system to support the old HLE services implementation without the manual switch

* Implement RegisterService on sm and AcceptSession (partial)

* Misc fixes and improvements on new IPC methods

* Move IPC related SVCs into a separate file, and logging on RegisterService (sm)

* Some small fixes related to receive list buffers and error cases

* Load NSOs using the correct pool partition

* Fix corner case on GetMaskFromMinMax where range is 64, doesn't happen in pratice however

* Fix send static buffer copy

* Session release, implement closing requests on client disconnect

* Implement ConnectToPort SVC

* KLightSession init
2019-01-18 20:26:39 -02:00

92 lines
2.8 KiB
C#

using Ryujinx.HLE.HOS.Kernel.Process;
using ChocolArm64.Memory;
namespace Ryujinx.HLE.HOS.Kernel.Common
{
static class KernelTransfer
{
public static bool UserToKernelInt32(Horizon system, ulong address, out int value)
{
KProcess currentProcess = system.Scheduler.GetCurrentProcess();
if (currentProcess.CpuMemory.IsMapped((long)address) &&
currentProcess.CpuMemory.IsMapped((long)address + 3))
{
value = currentProcess.CpuMemory.ReadInt32((long)address);
return true;
}
value = 0;
return false;
}
public static bool UserToKernelInt32Array(Horizon system, ulong address, int[] values)
{
KProcess currentProcess = system.Scheduler.GetCurrentProcess();
for (int index = 0; index < values.Length; index++, address += 4)
{
if (currentProcess.CpuMemory.IsMapped((long)address) &&
currentProcess.CpuMemory.IsMapped((long)address + 3))
{
values[index]= currentProcess.CpuMemory.ReadInt32((long)address);
}
else
{
return false;
}
}
return true;
}
public static bool UserToKernelString(Horizon system, ulong address, int size, out string value)
{
KProcess currentProcess = system.Scheduler.GetCurrentProcess();
if (currentProcess.CpuMemory.IsMapped((long)address) &&
currentProcess.CpuMemory.IsMapped((long)address + size - 1))
{
value = MemoryHelper.ReadAsciiString(currentProcess.CpuMemory, (long)address, size);
return true;
}
value = null;
return false;
}
public static bool KernelToUserInt32(Horizon system, ulong address, int value)
{
KProcess currentProcess = system.Scheduler.GetCurrentProcess();
if (currentProcess.CpuMemory.IsMapped((long)address) &&
currentProcess.CpuMemory.IsMapped((long)address + 3))
{
currentProcess.CpuMemory.WriteInt32ToSharedAddr((long)address, value);
return true;
}
return false;
}
public static bool KernelToUserInt64(Horizon system, ulong address, long value)
{
KProcess currentProcess = system.Scheduler.GetCurrentProcess();
if (currentProcess.CpuMemory.IsMapped((long)address) &&
currentProcess.CpuMemory.IsMapped((long)address + 7))
{
currentProcess.CpuMemory.WriteInt64((long)address, value);
return true;
}
return false;
}
}
}