CryptQueryObject

function CryptQueryObject(

  dwObjectType: DWORD;

  pvObject: Pointer;

  dwExpectedContentTypeFlags: DWORD;

  dwExpectedFormatTypeFlags: DWORD;

  dwFlags: DWORD;

  pdwMsgAndCertEncodingType: LPDWORD;

  pdwContentType: LPDWORD;

  pdwFormatType: LPDWORD;

  phCertStore: PHCERTSTORE;

  phMsg: PHCRYPTMSG;

  ppvContext: PPointer

):BOOL;