27#if !defined (BYTE_DECLARED)
57 virtual int send(
const void* _buf,
int _sz) = 0;
64 virtual int recv(
void* _buf,
int _sz) = 0;
unsigned char byte
type specification (8 bit)
Abstract base class for devices.
virtual int recv(void *_buf, int _sz)=0
Pure function to receive data.
virtual int send(const void *_buf, int _sz)=0
Pure function to send data.
virtual ~CCdlBase()
destructor