private void Dispose(bool disposing) { if (dwUnionChoice == UnionChoice.File) { WintrustFileInfo info = new WintrustFileInfo(); Marshal.PtrToStructure(pInfoStruct, info); info.Dispose(); Marshal.DestroyStructure(pInfoStruct, typeof(WintrustFileInfo)); } Marshal.FreeHGlobal(pInfoStruct); }
public WintrustData(WintrustFileInfo fileInfo) { this.cbStruct = (uint)Marshal.SizeOf(typeof(WintrustData)); pInfoStruct = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(WintrustFileInfo))); Marshal.StructureToPtr(fileInfo, pInfoStruct, false); this.dwUnionChoice = UnionChoice.File; pPolicyCallbackData = IntPtr.Zero; pSIPCallbackData = IntPtr.Zero; dwUIChoice = UiChoice.NoUI; fdwRevocationChecks = RevocationCheckFlags.None; dwStateAction = StateAction.Ignore; hWVTStateData = IntPtr.Zero; pwszURLReference = IntPtr.Zero; dwProvFlags = TrustProviderFlags.Safer; dwUIContext = UiContext.Execute; }
private static uint WinVerifyTrust(string fileName) { uint result = 1; if (!System.IO.File.Exists(fileName)) { return(result); } var wintrustActionGenericVerifyV2 = new Guid("{00AAC56B-CD44-11d0-8CC2-00C04FC295EE}"); using (var fileInfo = new WintrustFileInfo(fileName, Guid.Empty)) using (var guidPtr = new UnmanagedPointer(Marshal.AllocHGlobal(Marshal.SizeOf(typeof(Guid))), AllocMethod.HGlobal)) using (var wvtDataPtr = new UnmanagedPointer(Marshal.AllocHGlobal(Marshal.SizeOf(typeof(WintrustData))), AllocMethod.HGlobal)) { var data = new WintrustData(fileInfo); IntPtr pGuid = guidPtr; IntPtr pData = wvtDataPtr; Marshal.StructureToPtr(wintrustActionGenericVerifyV2, pGuid, true); Marshal.StructureToPtr(data, pData, true); result = WinVerifyTrust(IntPtr.Zero, pGuid, pData); } return(result); }