internal DllImportData(string moduleName, string entryPointName, Cci.PInvokeAttributes flags)
{
this.moduleName = moduleName;
this.entryPointName = entryPointName;
this.flags = flags;
}
internal static Cci.PInvokeAttributes MakeFlags(bool noMangle, CharSet charSet, bool setLastError, CallingConvention callingConvention, bool?useBestFit, bool?throwOnUnmappable)
{
Cci.PInvokeAttributes result = 0;
if (noMangle)
{
result |= Cci.PInvokeAttributes.NoMangle;
}
switch (charSet)
{
default: // Dev10: use default without reporting an error
case Cci.Constants.CharSet_None:
break;
case CharSet.Ansi:
result |= Cci.PInvokeAttributes.CharSetAnsi;
break;
case CharSet.Unicode:
result |= Cci.PInvokeAttributes.CharSetUnicode;
break;
case Cci.Constants.CharSet_Auto:
result |= Cci.PInvokeAttributes.CharSetAuto;
break;
}
if (setLastError)
{
result |= Cci.PInvokeAttributes.SupportsLastError;
}
switch (callingConvention)
{
default: // Dev10: uses default without reporting an error
case CallingConvention.Winapi:
result |= Cci.PInvokeAttributes.CallConvWinapi;
break;
case CallingConvention.Cdecl:
result |= Cci.PInvokeAttributes.CallConvCdecl;
break;
case CallingConvention.StdCall:
result |= Cci.PInvokeAttributes.CallConvStdcall;
break;
case CallingConvention.ThisCall:
result |= Cci.PInvokeAttributes.CallConvThiscall;
break;
case Cci.Constants.CallingConvention_FastCall:
result |= Cci.PInvokeAttributes.CallConvFastcall;
break;
}
if (throwOnUnmappable.HasValue)
{
if (throwOnUnmappable.Value)
{
result |= Cci.PInvokeAttributes.ThrowOnUnmappableCharEnabled;
}
else
{
result |= Cci.PInvokeAttributes.ThrowOnUnmappableCharDisabled;
}
}
if (useBestFit.HasValue)
{
if (useBestFit.Value)
{
result |= Cci.PInvokeAttributes.BestFitEnabled;
}
else
{
result |= Cci.PInvokeAttributes.BestFitDisabled;
}
}
return(result);
}
internal DllImportData(string moduleName, string entryPointName, Cci.PInvokeAttributes flags)
{
this.moduleName = moduleName;
this.entryPointName = entryPointName;
this.flags = flags;
}
// used by DllImportAttribute
public void SetDllImport(int attributeIndex, string moduleName, string entryPointName, Cci.PInvokeAttributes flags, bool preserveSig)
{
VerifySealed(expected: false);
Debug.Assert(attributeIndex >= 0);
platformInvokeInfo = new DllImportData(moduleName, entryPointName, flags);
this.dllImportIndex = attributeIndex;
this.dllImportPreserveSig = preserveSig;
SetDataStored();
}
