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Add support of not nested function name

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Thog 2018-05-12 16:24:31 +02:00
parent 8b2a602ba7
commit 8d7b095520
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GPG key ID: 0CD291558FAFDBC6
1 changed files with 37 additions and 27 deletions
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64
Ryujinx.Core/OsHle/Diagnostics/Demangler.cs
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@ -128,7 +128,7 @@ namespace Ryujinx.Core.OsHle.Diagnostics
return res;
}
private static List<string> ReadName(string mangled, List<string> compressionData, out int pos)
private static List<string> ReadName(string mangled, List<string> compressionData, out int pos, bool isNested = true)
{
List<string> res = new List<string>();
string charCountString = null;
@ -186,6 +186,8 @@ namespace Ryujinx.Core.OsHle.Diagnostics
i = i + charCount - 1;
charCount = 0;
charCountString = null;
if (!isNested)
break;
}
}
if (res.Count == 0)
@ -370,36 +372,44 @@ namespace Ryujinx.Core.OsHle.Diagnostics
return res;
}
private static string ParseFunctionName(string mangled)
{
List<string> compressionData = new List<string>();
int pos = 0;
string res;
bool isNested = mangled.StartsWith("N");
// If it's start with "N" it must be a nested function name
if (isNested)
mangled = mangled.Substring(1);
compressionData = ReadName(mangled, compressionData, out pos, isNested);
if (pos == -1)
return null;
res = compressionData[compressionData.Count - 1];
compressionData.Remove(res);
mangled = mangled.Substring(pos + 1);
// more data? maybe not a data name so...
if (mangled != String.Empty)
{
List<string> parameters = ReadParameters(mangled, compressionData, out pos);
// parameters parsing error, we return the original data to avoid information loss.
if (pos == -1)
return null;
parameters = parameters.Select(outer => outer.Trim()).ToList();
res += "(" + String.Join(", ", parameters) + ")";
}
return res;
}
public static string Parse(string originalMangled)
{
string mangled = originalMangled;
List<string> compressionData = new List<string>();
string res = null;
int pos = 0;
// We asume that we start with a function name
// TODO: support special names
if (mangled.StartsWith("_ZN"))
if (originalMangled.StartsWith("_Z"))
{
mangled = mangled.Substring(3);
compressionData = ReadName(mangled, compressionData, out pos);
if (pos == -1)
// We assume that we have a name (TOOD: support special names)
string res = ParseFunctionName(originalMangled.Substring(2));
if (res == null)
return originalMangled;
res = compressionData[compressionData.Count - 1];
compressionData.Remove(res);
mangled = mangled.Substring(pos + 1);
// more data? maybe not a data name so...
if (mangled != String.Empty)
{
List<string> parameters = ReadParameters(mangled, compressionData, out pos);
// parameters parsing error, we return the original data to avoid information loss.
if (pos == -1)
return originalMangled;
parameters = parameters.Select(outer => outer.Trim()).ToList();
res += "(" + String.Join(", ", parameters) + ")";
}
return res;
}
return originalMangled;