procedure SeedEncRoundKey( pdwRoundKey : PDWORD; pbUserKey : PBYTE);stdcall;external 'seedx.dll';procedure SeedEncrypt( pbData : PBYTE; pdwRoundKey : PDWORD );stdcall;external 'seedx.dll';procedure SeedDecrypt( pbData : PBYTE; pdwRoundKey : PDWORD );stdcall;external 'seedx.dll';