Handy function Invoke the default value(s) on a ComObject reference within C#/VB.NET. The full code to retrieve DispId(0) (Default Value) from a Dispatch interface is ugly. This pinvoke is elegant and quick. Also supported on 64 bit of course.

18: VariantChangeTypeEx

19: VariantInit

icmp

20: IcmpCloseHandle

21: IcmpCreateFile

22: IcmpSendEcho

msi

23: INSTALLLOGATTRIBUTES

24: INSTALLLOGMODE

25: INSTALLMESSAGE

26: INSTALLUILEVEL

27: MsiApplyPatch

28: MsiCloseHandle

29: MsiCreateRecord

30: MsiDatabaseCommit

31: MsiDatabaseOpenView

32: MsiDoAction

33: MsiEnableLog

34: MsiEnumPathesEx

35: MsiEnumProducts

36: MsiEnumProductsEx

37: MsiEnumRelatedProducts

38: MsiEvaluateCondition

39: MsiExtractPatchXMLData

40: MsiFormatRecord

41: MsiGetComponentPath

42: MsiGetFileHash

43: MsiGetFileVersion

44: MsiGetLanguage

45: MsiGetLastErrorRecord

46: MsiGetPatchInfoEx

47: MsiGetProductInfo

48: MsiGetProductProperty

49: MsiGetProperty

50: MsiGetShortcutTargetW

51: MsiGetSourcePath

52: MsiGetTargetPath

53: MsiInstallProduct

54: MsiOpenDatabase

55: MsiOpenPackageEx

56: MsiOpenProduct

57: MsiProvideAssembly

58: MsiQueryProductState

Makes use of the INSTALLSTATE enum, which can be found here - http://pinvoke.net/default.aspx/Enums.INSTALLSTATE

59: MsiRecordClearData

60: MsiRecordDataSize

Cut off search results after 60. Please refine your search.

Access PInvoke.net directly from VS: