multi_hash.h

#ifndef IPFS_MULTI_HASH_H_
#define IPFS_MULTI_HASH_H_
 
#include <vocab/byte_view.h>
 
#include <vector>
 
namespace ipfs {
enum class HashType { INVALID = -1, IDENTITY = 0, SHA2_256 = 0X12 };
constexpr std::uint16_t MaximumHashLength = 127;
 
HashType Validate(HashType);
std::string_view GetName(HashType);
class MultiHash {
 public:
  MultiHash() = default;
  explicit MultiHash(ByteView);
  explicit MultiHash(HashType, ByteView digest);
  
  bool ReadPrefix(ByteView&);
 
  bool valid() const;
  HashType type() const { return type_; }
  ByteView digest() const { return hash_; }
  bool operator==(MultiHash const&) const = default;
 
 private:
  HashType type_ = HashType::INVALID;
  std::vector<Byte> hash_;
};
}  // namespace ipfs
 
#endif  // IPFS_MULTI_HASH_H_