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authorTSR Berry <20988865+TSRBerry@users.noreply.github.com>2023-04-08 01:22:00 +0200
committerMary <thog@protonmail.com>2023-04-27 23:51:14 +0200
commitcee712105850ac3385cd0091a923438167433f9f (patch)
tree4a5274b21d8b7f938c0d0ce18736d3f2993b11b1 /Ryujinx.HLE/HOS/Kernel/Memory/KSharedMemory.cs
parentcd124bda587ef09668a971fa1cac1c3f0cfc9f21 (diff)
Move solution and projects to src
Diffstat (limited to 'Ryujinx.HLE/HOS/Kernel/Memory/KSharedMemory.cs')
-rw-r--r--Ryujinx.HLE/HOS/Kernel/Memory/KSharedMemory.cs75
1 files changed, 0 insertions, 75 deletions
diff --git a/Ryujinx.HLE/HOS/Kernel/Memory/KSharedMemory.cs b/Ryujinx.HLE/HOS/Kernel/Memory/KSharedMemory.cs
deleted file mode 100644
index 5ec3cd72..00000000
--- a/Ryujinx.HLE/HOS/Kernel/Memory/KSharedMemory.cs
+++ /dev/null
@@ -1,75 +0,0 @@
-using Ryujinx.Common;
-using Ryujinx.HLE.HOS.Kernel.Common;
-using Ryujinx.HLE.HOS.Kernel.Process;
-using Ryujinx.Horizon.Common;
-using Ryujinx.Memory;
-
-namespace Ryujinx.HLE.HOS.Kernel.Memory
-{
- class KSharedMemory : KAutoObject
- {
- private readonly KPageList _pageList;
-
- private readonly ulong _ownerPid;
-
- private readonly KMemoryPermission _ownerPermission;
- private readonly KMemoryPermission _userPermission;
-
- public KSharedMemory(
- KernelContext context,
- SharedMemoryStorage storage,
- ulong ownerPid,
- KMemoryPermission ownerPermission,
- KMemoryPermission userPermission) : base(context)
- {
- _pageList = storage.GetPageList();
- _ownerPid = ownerPid;
- _ownerPermission = ownerPermission;
- _userPermission = userPermission;
- }
-
- public Result MapIntoProcess(
- KPageTableBase memoryManager,
- ulong address,
- ulong size,
- KProcess process,
- KMemoryPermission permission)
- {
- if (_pageList.GetPagesCount() != BitUtils.DivRoundUp<ulong>(size, KPageTableBase.PageSize))
- {
- return KernelResult.InvalidSize;
- }
-
- KMemoryPermission expectedPermission = process.Pid == _ownerPid
- ? _ownerPermission
- : _userPermission;
-
- if (permission != expectedPermission)
- {
- return KernelResult.InvalidPermission;
- }
-
- // On platforms with page size > 4 KB, this can fail due to the address not being page aligned,
- // we can return an error to force the application to retry with a different address.
-
- try
- {
- return memoryManager.MapPages(address, _pageList, MemoryState.SharedMemory, permission);
- }
- catch (InvalidMemoryRegionException)
- {
- return KernelResult.InvalidMemState;
- }
- }
-
- public Result UnmapFromProcess(KPageTableBase memoryManager, ulong address, ulong size, KProcess process)
- {
- if (_pageList.GetPagesCount() != BitUtils.DivRoundUp<ulong>(size, KPageTableBase.PageSize))
- {
- return KernelResult.InvalidSize;
- }
-
- return memoryManager.UnmapPages(address, _pageList, MemoryState.SharedMemory);
- }
- }
-} \ No newline at end of file