public FunctionSignature(IABI abi, Type returnType, Type[] parameterTypes, MethodCallingConvention callingConvention, PInvokeInfo pinvoke)
{
ReturnType = new FunctionParameterType(abi, returnType);
ParameterTypes = new FunctionParameterType[parameterTypes.Length];
for (int index = 0; index < parameterTypes.Length; index++)
ParameterTypes[index] = new FunctionParameterType(abi, parameterTypes[index]);
CallingConvention = callingConvention;
PInvokeInfo = pinvoke;
}
public virtual void VisitPInvokeInfo(PInvokeInfo pinvk)
{
}
public override void VisitPInvokeInfo(PInvokeInfo pinvk)
{
ImplMapTable imTable = m_tableWriter.GetImplMapTable ();
ImplMapRow imRow = m_rowWriter.CreateImplMapRow (
pinvk.Attributes,
new MetadataToken (TokenType.Method, GetRidFor (pinvk.Method)),
m_mdWriter.AddString (pinvk.EntryPoint),
GetRidFor (pinvk.Module));
imTable.Rows.Add (imRow);
}
public virtual void VisitPInvokeInfo(PInvokeInfo pinvk)
{
}
private void MapPInvokeInfo(MethodBase method, MethodDefinition method_definition)
{
var attributes = method.GetCustomAttributes(typeof(DllImportAttribute), inherit: false);
if (attributes.Length == 0)
return;
var import = (DllImportAttribute)attributes[0];
var info = new PInvokeInfo(0, import.EntryPoint, ModuleReferenceFor(import.Value))
{
IsBestFitEnabled = import.BestFitMapping,
IsThrowOnUnmappableCharEnabled = import.ThrowOnUnmappableChar,
SupportsLastError = import.SetLastError,
IsNoMangle = import.ExactSpelling,
};
switch (import.CallingConvention)
{
case CallingConvention.Cdecl:
info.IsCallConvCdecl = true;
break;
case CallingConvention.FastCall:
info.IsCallConvFastcall = true;
break;
case CallingConvention.StdCall:
info.IsCallConvStdCall = true;
break;
case CallingConvention.ThisCall:
info.IsCallConvThiscall = true;
break;
case CallingConvention.Winapi:
info.IsCallConvWinapi = true;
break;
}
switch (import.CharSet)
{
case CharSet.Ansi:
info.IsCharSetAnsi = true;
break;
case CharSet.Auto:
info.IsCharSetAuto = true;
break;
case CharSet.None:
info.IsCharSetNotSpec = true;
break;
case CharSet.Unicode:
info.IsCharSetUnicode = true;
break;
}
method_definition.PInvokeInfo = info;
}
public void VisitPInvokeInfo(PInvokeInfo pinvk) { }
private string GetPInvokeName(PInvokeInfo pii, bool includeModuleName)
{
if(regexPInvokeEntryOrdinal.IsMatch(pii.EntryPoint))
{
return String.Format("{0}_{1}", Path.GetFileNameWithoutExtension(pii.Module.Name), pii.EntryPoint.Replace("#", ""));
}
if (includeModuleName)
{
return String.Format("{0}_{1}", Path.GetFileNameWithoutExtension(pii.Module.Name), pii.EntryPoint);
}
return pii.EntryPoint;
}