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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*.
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Mary 2022-01-03 22:12:50 +01:00 • committed by GitHub
parent e24be5edfc
commit 60f03cb78a
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3 changed files with 45 additions and 32 deletions
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31
Ryujinx.HLE/HOS/Services/Sockets/Sfdnsres/IResolver.cs
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@ -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 (DnsBlacklist.IsHostBlocked(name))
if (enableNsdResolve)
{
Logger.Info?.Print(LogClass.ServiceSfdnsres, $"DNS Blocked: {name}");
if (FqdnResolver.Resolve(host, out string newAddress) == Nsd.ResultCode.Success)
{
host = newAddress;
}
}
string targetHost = host;
if (DnsBlacklist.IsHostBlocked(host))
{
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))