random_number_generator.h

 
#ifndef _security_cryptography_rng_h
#define _security_cryptography_rng_h
 
#include <cstdint>
 
#include <system/object.h>
#include <system/array.h>
#include <system/details/array_view.h>
#include <system/details/stack_array.h>
 
namespace System { namespace Security { namespace Cryptography {
 
class ASPOSECPP_SHARED_CLASS ABSTRACT RandomNumberGenerator : virtual public System::Object
{
protected:
    RandomNumberGenerator();
 
public:
    static ASPOSECPP_SHARED_API System::SharedPtr<RandomNumberGenerator> Create();
    virtual ASPOSECPP_SHARED_API void GetBytes(ArrayPtr<uint8_t> bytes) = 0;
    virtual ASPOSECPP_SHARED_API void GetBytes(ArrayPtr<uint8_t> bytes, int offset, int count);
    virtual ASPOSECPP_SHARED_API void GetNonZeroBytes(ArrayPtr<uint8_t> bytes);
    virtual ASPOSECPP_SHARED_API void GetBytes(System::Details::ArrayView<uint8_t> bytes);
    virtual ASPOSECPP_SHARED_API void GetBytes(System::Details::ArrayView<uint8_t> bytes, int offset, int count);
    virtual ASPOSECPP_SHARED_API void GetNonZeroBytes(System::Details::ArrayView<uint8_t> bytes);
    template<std::size_t N> inline void GetBytes(System::Details::StackArray<uint8_t, N> &bytes)
    {
        GetBytes(static_cast<System::Details::ArrayView<uint8_t> >(bytes));
    }
    template<std::size_t N> inline void GetBytes(System::Details::StackArray<uint8_t, N> &bytes, int offset, int count)
    {
        GetBytes(static_cast<System::Details::ArrayView<uint8_t> >(bytes), offset, count);
    }
    template<std::size_t N> inline void GetNonZeroBytes(System::Details::StackArray<uint8_t, N> &bytes)
    {
        GetNonZeroBytes(static_cast<System::Details::ArrayView<uint8_t> >(bytes));
    }
};
 
}}}
#endif // _security_cryptography_rng_h