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kernel: Add resource limit related syscalls (#2773)

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* kernel: Add resource limit related syscalls

This commit implements all resource limit related syscalls.

* Fix register mapping being wrong for SetResourceLimitLimitValue

* Address gdkchan's comment
This commit is contained in:
Mary 2021-10-24 01:40:13 +02:00 committed by GitHub
parent c94d47cc40
commit dc837c0042
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GPG key ID: 4AEE18F83AFDEB23
5 changed files with 206 additions and 2 deletions
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38
Ryujinx.HLE/HOS/Kernel/Common/KResourceLimit.cs
View file

@ -11,6 +11,7 @@ namespace Ryujinx.HLE.HOS.Kernel.Common
private readonly long[] _current;
private readonly long[] _limit;
private readonly long[] _current2;
private readonly long[] _peak;
private readonly object _lock;
@ -23,6 +24,7 @@ namespace Ryujinx.HLE.HOS.Kernel.Common
_current = new long[(int)LimitableResource.Count];
_limit = new long[(int)LimitableResource.Count];
_current2 = new long[(int)LimitableResource.Count];
_peak = new long[(int)LimitableResource.Count];
_lock = new object();
@ -79,6 +81,11 @@ namespace Ryujinx.HLE.HOS.Kernel.Common
_current[index] = newCurrent;
_current2[index] += amount;
if (_current[index] > _peak[index])
{
_peak[index] = _current[index];
}
success = true;
}
}
@ -122,6 +129,36 @@ namespace Ryujinx.HLE.HOS.Kernel.Common
}
}
public long GetCurrentValue(LimitableResource resource)
{
int index = GetIndex(resource);
lock (_lock)
{
return _current[index];
}
}
public long GetLimitValue(LimitableResource resource)
{
int index = GetIndex(resource);
lock (_lock)
{
return _limit[index];
}
}
public long GetPeakValue(LimitableResource resource)
{
int index = GetIndex(resource);
lock (_lock)
{
return _peak[index];
}
}
public KernelResult SetLimitValue(LimitableResource resource, long limit)
{
int index = GetIndex(resource);
@ -131,6 +168,7 @@ namespace Ryujinx.HLE.HOS.Kernel.Common
if (_current[index] <= limit)
{
_limit[index] = limit;
_peak[index] = _current[index];
return KernelResult.Success;
}

89
Ryujinx.HLE/HOS/Kernel/SupervisorCall/Syscall.cs
View file

@ -1918,6 +1918,95 @@ namespace Ryujinx.HLE.HOS.Kernel.SupervisorCall
return KernelResult.Success;
}
public KernelResult GetResourceLimitLimitValue(int handle, LimitableResource resource, out long limitValue)
{
limitValue = 0;
if (resource >= LimitableResource.Count)
{
return KernelResult.InvalidEnumValue;
}
KResourceLimit resourceLimit = KernelStatic.GetCurrentProcess().HandleTable.GetObject<KResourceLimit>(handle);
if (resourceLimit == null)
{
return KernelResult.InvalidHandle;
}
limitValue = resourceLimit.GetLimitValue(resource);
return KernelResult.Success;
}
public KernelResult GetResourceLimitCurrentValue(int handle, LimitableResource resource, out long limitValue)
{
limitValue = 0;
if (resource >= LimitableResource.Count)
{
return KernelResult.InvalidEnumValue;
}
KResourceLimit resourceLimit = KernelStatic.GetCurrentProcess().HandleTable.GetObject<KResourceLimit>(handle);
if (resourceLimit == null)
{
return KernelResult.InvalidHandle;
}
limitValue = resourceLimit.GetCurrentValue(resource);
return KernelResult.Success;
}
public KernelResult GetResourceLimitPeakValue(int handle, LimitableResource resource, out long peak)
{
peak = 0;
if (resource >= LimitableResource.Count)
{
return KernelResult.InvalidEnumValue;
}
KResourceLimit resourceLimit = KernelStatic.GetCurrentProcess().HandleTable.GetObject<KResourceLimit>(handle);
if (resourceLimit == null)
{
return KernelResult.InvalidHandle;
}
peak = resourceLimit.GetPeakValue(resource);
return KernelResult.Success;
}
public KernelResult CreateResourceLimit(out int handle)
{
KResourceLimit limit = new KResourceLimit(_context);
KProcess process = KernelStatic.GetCurrentProcess();
return process.HandleTable.GenerateHandle(limit, out handle);
}
public KernelResult SetResourceLimitLimitValue(int handle, LimitableResource resource, long limitValue)
{
if (resource >= LimitableResource.Count)
{
return KernelResult.InvalidEnumValue;
}
KResourceLimit resourceLimit = KernelStatic.GetCurrentProcess().HandleTable.GetObject<KResourceLimit>(handle);
if (resourceLimit == null)
{
return KernelResult.InvalidHandle;
}
return resourceLimit.SetLimitValue(resource, limitValue);
}
// Thread
public KernelResult CreateThread(

42
Ryujinx.HLE/HOS/Kernel/SupervisorCall/Syscall32.cs
View file

@ -295,6 +295,48 @@ namespace Ryujinx.HLE.HOS.Kernel.SupervisorCall
return result;
}
public KernelResult GetResourceLimitLimitValue32([R(1)] int handle, [R(2)] LimitableResource resource, [R(1)] out int limitValueLow, [R(2)] out int limitValueHigh)
{
KernelResult result = _syscall.GetResourceLimitLimitValue(handle, resource, out long limitValue);
limitValueHigh = (int)(limitValue >> 32);
limitValueLow = (int)(limitValue & uint.MaxValue);
return result;
}
public KernelResult GetResourceLimitCurrentValue32([R(1)] int handle, [R(2)] LimitableResource resource, [R(1)] out int limitValueLow, [R(2)] out int limitValueHigh)
{
KernelResult result = _syscall.GetResourceLimitCurrentValue(handle, resource, out long limitValue);
limitValueHigh = (int)(limitValue >> 32);
limitValueLow = (int)(limitValue & uint.MaxValue);
return result;
}
public KernelResult GetResourceLimitPeakValue32([R(1)] int handle, [R(2)] LimitableResource resource, [R(1)] out int peakLow, [R(2)] out int peakHigh)
{
KernelResult result = _syscall.GetResourceLimitPeakValue(handle, resource, out long peak);
peakHigh = (int)(peak >> 32);
peakLow = (int)(peak & uint.MaxValue);
return result;
}
public KernelResult CreateResourceLimit32([R(1)] out int handle)
{
return _syscall.CreateResourceLimit(out handle);
}
public KernelResult SetResourceLimitLimitValue32([R(0)] int handle, [R(1)] LimitableResource resource, [R(2)] uint limitValueLow, [R(3)] uint limitValueHigh)
{
long limitValue = (long)(limitValueLow | ((ulong)limitValueHigh << 32));
return _syscall.SetResourceLimitLimitValue(handle, resource, limitValue);
}
public KernelResult FlushProcessDataCache32(
[R(0)] uint processHandle,
[R(2)] uint addressLow,

25
Ryujinx.HLE/HOS/Kernel/SupervisorCall/Syscall64.cs
View file

@ -267,6 +267,31 @@ namespace Ryujinx.HLE.HOS.Kernel.SupervisorCall
return _syscall.GetSystemInfo(id, handle, subId, out value);
}
public KernelResult GetResourceLimitLimitValue64([R(1)] int handle, [R(2)] LimitableResource resource, [R(1)] out long limitValue)
{
return _syscall.GetResourceLimitLimitValue(handle, resource, out limitValue);
}
public KernelResult GetResourceLimitCurrentValue64([R(1)] int handle, [R(2)] LimitableResource resource, [R(1)] out long limitValue)
{
return _syscall.GetResourceLimitCurrentValue(handle, resource, out limitValue);
}
public KernelResult GetResourceLimitPeakValue64([R(1)] int handle, [R(2)] LimitableResource resource, [R(1)] out long peak)
{
return _syscall.GetResourceLimitPeakValue(handle, resource, out peak);
}
public KernelResult CreateResourceLimit64([R(1)] out int handle)
{
return _syscall.CreateResourceLimit(out handle);
}
public KernelResult SetResourceLimitLimitValue64([R(0)] int handle, [R(1)] LimitableResource resource, [R(2)] long limitValue)
{
return _syscall.SetResourceLimitLimitValue(handle, resource, limitValue);
}
// Thread
public KernelResult CreateThread64(

14
Ryujinx.HLE/HOS/Kernel/SupervisorCall/SyscallTable.cs
View file

@ -65,10 +65,13 @@ namespace Ryujinx.HLE.HOS.Kernel.SupervisorCall
{ 0x29, nameof(Syscall64.GetInfo64) },
{ 0x2c, nameof(Syscall64.MapPhysicalMemory64) },
{ 0x2d, nameof(Syscall64.UnmapPhysicalMemory64) },
{ 0x30, nameof(Syscall64.GetResourceLimitLimitValue64) },
{ 0x31, nameof(Syscall64.GetResourceLimitCurrentValue64) },
{ 0x32, nameof(Syscall64.SetThreadActivity64) },
{ 0x33, nameof(Syscall64.GetThreadContext364) },
{ 0x34, nameof(Syscall64.WaitForAddress64) },
{ 0x35, nameof(Syscall64.SignalToAddress64) },
{ 0x37, nameof(Syscall64.GetResourceLimitPeakValue64) },
{ 0x40, nameof(Syscall64.CreateSession64) },
{ 0x41, nameof(Syscall64.AcceptSession64) },
{ 0x43, nameof(Syscall64.ReplyAndReceive64) },
@ -84,7 +87,9 @@ namespace Ryujinx.HLE.HOS.Kernel.SupervisorCall
{ 0x73, nameof(Syscall64.SetProcessMemoryPermission64) },
{ 0x77, nameof(Syscall64.MapProcessCodeMemory64) },
{ 0x78, nameof(Syscall64.UnmapProcessCodeMemory64) },
{ 0x7B, nameof(Syscall64.TerminateProcess64) }
{ 0x7B, nameof(Syscall64.TerminateProcess64) },
{ 0x7D, nameof(Syscall64.CreateResourceLimit64) },
{ 0x7E, nameof(Syscall64.SetResourceLimitLimitValue64) }
};
foreach (KeyValuePair<int, string> value in svcFuncs64)
@ -134,10 +139,13 @@ namespace Ryujinx.HLE.HOS.Kernel.SupervisorCall
{ 0x29, nameof(Syscall32.GetInfo32) },
{ 0x2c, nameof(Syscall32.MapPhysicalMemory32) },
{ 0x2d, nameof(Syscall32.UnmapPhysicalMemory32) },
{ 0x30, nameof(Syscall32.GetResourceLimitLimitValue32) },
{ 0x31, nameof(Syscall32.GetResourceLimitCurrentValue32) },
{ 0x32, nameof(Syscall32.SetThreadActivity32) },
{ 0x33, nameof(Syscall32.GetThreadContext332) },
{ 0x34, nameof(Syscall32.WaitForAddress32) },
{ 0x35, nameof(Syscall32.SignalToAddress32) },
{ 0x37, nameof(Syscall32.GetResourceLimitPeakValue32) },
{ 0x40, nameof(Syscall32.CreateSession32) },
{ 0x41, nameof(Syscall32.AcceptSession32) },
{ 0x43, nameof(Syscall32.ReplyAndReceive32) },
@ -153,7 +161,9 @@ namespace Ryujinx.HLE.HOS.Kernel.SupervisorCall
{ 0x73, nameof(Syscall32.SetProcessMemoryPermission32) },
{ 0x77, nameof(Syscall32.MapProcessCodeMemory32) },
{ 0x78, nameof(Syscall32.UnmapProcessCodeMemory32) },
{ 0x7B, nameof(Syscall32.TerminateProcess32) }
{ 0x7B, nameof(Syscall32.TerminateProcess32) },
{ 0x7D, nameof(Syscall32.CreateResourceLimit32) },
{ 0x7E, nameof(Syscall32.SetResourceLimitLimitValue32) }
};
foreach (KeyValuePair<int, string> value in svcFuncs32)