crc32_calculator_interface.h

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#ifndef SDK_CRC32_CALCULATOR_INTERFACE_H_
#define SDK_CRC32_CALCULATOR_INTERFACE_H_
 
#include <base/inc/sdk_component_interface.h>
#include <base/inc/interfaces/stream/stream_interface.h>
 
SDK_BEGIN_NAMESPACE
 
namespace util {
 
 
FWD_DECL_INTERFACE(ICRC32Calculator)
 
class ICRC32Calculator : public sdk::ISDKComponent {
public:
  virtual SDKResult SDK_CALLTYPE Calculate(
    const sdk::base::ISDKStreamSP& stream_in,
    SDKCRC32& ret_val) const throw() = 0;
 
  virtual void SDK_CALLTYPE Restart() throw() = 0;
 
  virtual SDKResult SDK_CALLTYPE Update(const SDKUInt8* buf, 
    SDKUInt64 data_size) throw() = 0;
 
  virtual SDKResult SDK_CALLTYPE Final(SDKCRC32& ret_val) throw() = 0;
 
  SDK_IMPLEMENT_IID(ICRC32Calculator)
  SDK_END_INTERFACE(ICRC32Calculator)
};
SDK_DECLARE_IID(ICRC32Calculator)
 
} // util
 
SDK_END_NAMESPACE
 
#endif