CryptEncryptMessage

function CryptEncryptMessage(

  pEncryptPara: PCRYPT_ENCRYPT_MESSAGE_PARA;

  cRecipientCert: DWORD;

  rgpRecipientCert: PCCERT_CONTEXT;

  pbToBeEncrypted: LPBYTE;

  cbToBeEncrypted: DWORD;

  pbEncryptedBlob: LPBYTE;

  var pcbEncryptedBlob: DWORD

):BOOL;