pub unsafe extern "C" fn CryptDecryptMessage(
pDecryptPara: PCRYPT_DECRYPT_MESSAGE_PARA,
pbEncryptedBlob: *const BYTE,
cbEncryptedBlob: DWORD,
pbDecrypted: *mut BYTE,
pcbDecrypted: *mut DWORD,
ppXchgCert: *mut PCCERT_CONTEXT,
) -> BOOL