public static bool CheckFileDigitalSignature(string fileName)
{
Guid wintrust_action_generic_verify_v2 = new Guid("{00AAC56B-CD44-11d0-8CC2-00C04FC295EE}");
WINTRUST_FILE_INFO fileInfo = new WINTRUST_FILE_INFO(fileName, Guid.Empty);
WINTRUST_DATA data = new WINTRUST_DATA(fileInfo);
uint ret = 0;
using (SignCheckerUnmanagedPointer guidPtr = new SignCheckerUnmanagedPointer(Marshal.AllocHGlobal(Marshal.SizeOf(typeof(Guid))), SignChecker_MemoryAllocator.HGlobal))
using (SignCheckerUnmanagedPointer wvtDataPtr = new SignCheckerUnmanagedPointer(Marshal.AllocHGlobal(Marshal.SizeOf(typeof(WINTRUST_DATA))), SignChecker_MemoryAllocator.HGlobal))
{
IntPtr pGuid = guidPtr;
IntPtr pData = wvtDataPtr;
Marshal.StructureToPtr(wintrust_action_generic_verify_v2, pGuid, false);
Marshal.StructureToPtr(data, pData, false);
ret = WinVerifyTrust(IntPtr.Zero, pGuid, pData);
}
if (ret != 0)
{
return(false);
}
return(true);
}
public static bool CheckFileDigitalSignature(string fileName)
{
Guid wintrust_action_generic_verify_v2 = new Guid("{00AAC56B-CD44-11d0-8CC2-00C04FC295EE}");
WINTRUST_FILE_INFO fileInfo = new WINTRUST_FILE_INFO(fileName, Guid.Empty);
WINTRUST_DATA data = new WINTRUST_DATA(fileInfo);
uint ret = 0;
using (SignCheckerUnmanagedPointer guidPtr = new SignCheckerUnmanagedPointer(Marshal.AllocHGlobal(Marshal.SizeOf(typeof(Guid))), SignChecker_MemoryAllocator.HGlobal))
using (SignCheckerUnmanagedPointer wvtDataPtr = new SignCheckerUnmanagedPointer(Marshal.AllocHGlobal(Marshal.SizeOf(typeof(WINTRUST_DATA))), SignChecker_MemoryAllocator.HGlobal))
{
IntPtr pGuid = guidPtr;
IntPtr pData = wvtDataPtr;
Marshal.StructureToPtr(wintrust_action_generic_verify_v2, pGuid, false);
Marshal.StructureToPtr(data, pData, false);
ret = WinVerifyTrust(IntPtr.Zero, pGuid, pData);
}
if (ret != 0)
{
return false;
}
return true;
}