ryujinx/Ryujinx.Horizon.Generators/Kernel/SyscallSyntaxReceiver.cs

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using Microsoft.CodeAnalysis;
using Microsoft.CodeAnalysis.CSharp.Syntax;
using System.Collections.Generic;
using System.Linq;
namespace Ryujinx.Horizon.Generators.Kernel
{
class SyscallSyntaxReceiver : ISyntaxReceiver
{
public List<MethodDeclarationSyntax> SvcImplementations { get; }
public SyscallSyntaxReceiver()
{
SvcImplementations = new List<MethodDeclarationSyntax>();
}
public void OnVisitSyntaxNode(SyntaxNode syntaxNode)
{
if (syntaxNode is ClassDeclarationSyntax classDeclaration && classDeclaration.AttributeLists.Count != 0)
{
foreach (var attributeList in classDeclaration.AttributeLists)
{
if (attributeList.Attributes.Any(x => x.Name.GetText().ToString() == "SvcImpl"))
{
foreach (var memberDeclaration in classDeclaration.Members)
{
if (memberDeclaration is MethodDeclarationSyntax methodDeclaration)
{
VisitMethod(methodDeclaration);
}
}
break;
}
}
}
}
private void VisitMethod(MethodDeclarationSyntax methodDeclaration)
{
if (methodDeclaration.AttributeLists.Count != 0)
{
foreach (var attributeList in methodDeclaration.AttributeLists)
{
if (attributeList.Attributes.Any(x => x.Name.GetText().ToString() == "Svc"))
{
SvcImplementations.Add(methodDeclaration);
break;
}
}
}
}
}
}