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sfdnsres: Implement NSD resolution (#2962)

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This fix a missing implementation usage of NSD on IResolver when
requested on GetAddrInfoRequest* and GetHostByNameRequest*.
This commit is contained in:
Mary 2022-01-03 22:12:50 +01:00 committed by GitHub
parent e24be5edfc
commit 60f03cb78a
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 45 additions and 32 deletions
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21
Ryujinx.HLE/HOS/Services/Sockets/Nsd/IManager.cs
View file

@ -13,12 +13,19 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Nsd
[Service("nsd:u")] // Max sessions: 20
class IManager : IpcService
{
private readonly NsdSettings _nsdSettings;
public static readonly NsdSettings NsdSettings;
private readonly FqdnResolver _fqdnResolver;
private bool _isInitialized = false;
public IManager(ServiceCtx context)
{
_fqdnResolver = new FqdnResolver();
_isInitialized = true;
}
static IManager()
{
// TODO: Load nsd settings through the savedata 0x80000000000000B0 (nsdsave:/).
@ -32,16 +39,12 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Nsd
// return ResultCode.InvalidSettingsValue;
}
_nsdSettings = new NsdSettings
NsdSettings = new NsdSettings
{
Initialized = true,
TestMode = (bool)testMode,
Environment = (string)environmentIdentifier
};
_fqdnResolver = new FqdnResolver(_nsdSettings);
_isInitialized = true;
}
[CommandHipc(5)] // 11.0.0+
@ -107,7 +110,7 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Nsd
{
NxSettings.Settings.TryGetValue("nsd!environment_identifier", out object environmentIdentifier);
if ((string)environmentIdentifier == _nsdSettings.Environment)
if ((string)environmentIdentifier == NsdSettings.Environment)
{
// TODO: Call nn::fs::DeleteSystemFile() to delete the savedata file and return ResultCode.
}
@ -298,7 +301,7 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Nsd
}
*/
if (!_nsdSettings.TestMode)
if (!NsdSettings.TestMode)
{
return ResultCode.InvalidSettingsValue;
}
@ -327,7 +330,7 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Nsd
}
*/
if (!_nsdSettings.TestMode)
if (!NsdSettings.TestMode)
{
return ResultCode.InvalidSettingsValue;
}

23
Ryujinx.HLE/HOS/Services/Sockets/Nsd/Manager/FqdnResolver.cs
View file

@ -6,16 +6,9 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Nsd.Manager
{
private const string _dummyAddress = "unknown.dummy.nintendo.net";
private NsdSettings _nsdSettings;
public FqdnResolver(NsdSettings nsdSettings)
{
_nsdSettings = nsdSettings;
}
public ResultCode GetEnvironmentIdentifier(out string identifier)
{
if (_nsdSettings.TestMode)
if (IManager.NsdSettings.TestMode)
{
identifier = "err";
@ -23,13 +16,13 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Nsd.Manager
}
else
{
identifier = _nsdSettings.Environment;
identifier = IManager.NsdSettings.Environment;
}
return ResultCode.Success;
}
public ResultCode Resolve(ServiceCtx context, string address, out string resolvedAddress)
public static ResultCode Resolve(string address, out string resolvedAddress)
{
if (address == "api.sect.srv.nintendo.net" ||
address == "ctest.cdn.nintendo.net" ||
@ -41,16 +34,16 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Nsd.Manager
else
{
// TODO: Load Environment from the savedata.
address = address.Replace("%", _nsdSettings.Environment);
address = address.Replace("%", IManager.NsdSettings.Environment);
resolvedAddress = "";
if (_nsdSettings == null)
if (IManager.NsdSettings == null)
{
return ResultCode.SettingsNotInitialized;
}
if (!_nsdSettings.Initialized)
if (!IManager.NsdSettings.Initialized)
{
return ResultCode.SettingsNotLoaded;
}
@ -84,14 +77,14 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Nsd.Manager
string address = Encoding.UTF8.GetString(addressBuffer).TrimEnd('\0');
resultCode = Resolve(context, address, out resolvedAddress);
resultCode = Resolve(address, out resolvedAddress);
if (resultCode != ResultCode.Success)
{
resolvedAddress = _dummyAddress;
}
if (_nsdSettings.TestMode)
if (IManager.NsdSettings.TestMode)
{
return ResultCode.Success;
}

29
Ryujinx.HLE/HOS/Services/Sockets/Sfdnsres/IResolver.cs
View file

@ -1,5 +1,6 @@
using Ryujinx.Common.Logging;
using Ryujinx.Cpu;
using Ryujinx.HLE.HOS.Services.Sockets.Nsd.Manager;
using Ryujinx.HLE.HOS.Services.Sockets.Sfdnsres.Proxy;
using Ryujinx.HLE.HOS.Services.Sockets.Sfdnsres.Types;
using Ryujinx.Memory;
@ -242,7 +243,7 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Sfdnsres
ulong optionsBufferPosition,
ulong optionsBufferSize)
{
string name = MemoryHelper.ReadAsciiString(context.Memory, inputBufferPosition, (int)inputBufferSize);
string host = MemoryHelper.ReadAsciiString(context.Memory, inputBufferPosition, (int)inputBufferSize);
// TODO: Use params.
bool enableNsdResolve = (context.RequestData.ReadInt32() & 1) != 0;
@ -260,20 +261,28 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Sfdnsres
GaiError errno = GaiError.Overflow;
ulong serializedSize = 0;
if (name.Length <= byte.MaxValue)
if (host.Length <= byte.MaxValue)
{
string targetHost = name;
if (enableNsdResolve)
{
if (FqdnResolver.Resolve(host, out string newAddress) == Nsd.ResultCode.Success)
{
host = newAddress;
}
}
if (DnsBlacklist.IsHostBlocked(name))
string targetHost = host;
if (DnsBlacklist.IsHostBlocked(host))
{
Logger.Info?.Print(LogClass.ServiceSfdnsres, $"DNS Blocked: {name}");
Logger.Info?.Print(LogClass.ServiceSfdnsres, $"DNS Blocked: {host}");
netDbErrorCode = NetDbError.HostNotFound;
errno = GaiError.NoData;
}
else
{
Logger.Info?.Print(LogClass.ServiceSfdnsres, $"Trying to resolve: {name}");
Logger.Info?.Print(LogClass.ServiceSfdnsres, $"Trying to resolve: {host}");
try
{
@ -452,6 +461,14 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Sfdnsres
if (host.Length <= byte.MaxValue)
{
if (enableNsdResolve)
{
if (FqdnResolver.Resolve(host, out string newAddress) == Nsd.ResultCode.Success)
{
host = newAddress;
}
}
string targetHost = host;
if (DnsBlacklist.IsHostBlocked(host))