* Copyright 2010, Ingo Weinhold, ingo_weinhold@gmx.de.
* Distributed under the terms of the MIT License.
*/
#ifndef CHECK_SUM_H
#define CHECK_SUM_H
#include <string.h>
#include <SHA256.h>
struct CheckSum {
const uint8* Data() const
{
return fData;
}
bool IsZero() const
{
for (size_t i = 0; i < sizeof(fData); i++) {
if (fData[i] != 0)
return false;
}
return true;
}
CheckSum& operator=(const CheckSum& other)
{
memcpy(fData, other.fData, sizeof(fData));
return *this;
}
CheckSum& operator=(const void* buffer)
{
memcpy(fData, buffer, sizeof(fData));
return *this;
}
bool operator==(const void* buffer) const
{
return memcmp(fData, buffer, sizeof(fData)) == 0;
}
bool operator!=(const void* buffer) const
{
return !(*this == buffer);
}
private:
uint8 fData[SHA_DIGEST_LENGTH];
};
#endif
