lokinet/llarp/service/tag.hpp

63 lines
1.2 KiB
C++

#ifndef LLARP_SERVICE_TAG_HPP
#define LLARP_SERVICE_TAG_HPP
#include <aligned.hpp>
#include <dht/key.hpp>
#include <sodium/crypto_generichash.h>
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
namespace llarp
{
namespace service
{
struct Tag : public llarp::AlignedBuffer< 16 >
{
Tag() : llarp::AlignedBuffer< 16 >()
{
}
Tag(const byte_t* d) : llarp::AlignedBuffer< 16 >(d)
{
}
Tag(const std::string& str) : Tag()
{
// evidently, does nothing on LP64 systems (where size_t is *already*
// unsigned long but zero-extends this on LLP64 systems
memcpy(data(), str.c_str(), std::min(16UL, (unsigned long)str.size()));
}
Tag&
operator=(const Tag& other)
{
memcpy(data(), other.data(), 16);
return *this;
}
Tag&
operator=(const std::string& str)
{
memcpy(data(), str.data(), std::min(16UL, (unsigned long)str.size()));
return *this;
}
std::string
ToString() const;
bool
Empty() const
{
return ToString().empty();
}
using Hash = AlignedBuffer< SIZE >::Hash;
};
} // namespace service
} // namespace llarp
#endif