39 lines
839 B
C++
39 lines
839 B
C++
#ifndef CHAOS_PADDING_PADDERPKCS7_HPP
|
|
#define CHAOS_PADDING_PADDERPKCS7_HPP
|
|
|
|
#include <cstdint>
|
|
#include <iterator>
|
|
#include <limits>
|
|
|
|
#include "Padding/Padder.hpp"
|
|
#include "Service/ChaosException.hpp"
|
|
|
|
namespace Chaos::Padding
|
|
{
|
|
|
|
class PadderPkcs7 : public Padder<PadderPkcs7>
|
|
{
|
|
public:
|
|
template<typename OutputIt>
|
|
static void Pad(OutputIt begin, OutputIt end)
|
|
{
|
|
auto dist = std::distance(begin, end);
|
|
|
|
if (dist >= 0 && dist <= std::numeric_limits<uint8_t>::max())
|
|
{
|
|
for (OutputIt it = begin; it != end; ++it)
|
|
{
|
|
*it = static_cast<uint8_t>(dist);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
throw Service::ChaosException("PadPkcs7::Pad(): invalid range");
|
|
}
|
|
}
|
|
};
|
|
|
|
} // namespace Chaos::Padding
|
|
|
|
#endif // CHAOS_PADDING_PADDERPKCS7_HPP
|