i2pd/Identity.h
2014-01-03 21:24:20 -05:00

92 lines
2.0 KiB
C++

#ifndef IDENTITY_H__
#define IDENTITY_H__
#include <inttypes.h>
#include <string.h>
namespace i2p
{
namespace data
{
#pragma pack(1)
struct Keys
{
uint8_t privateKey[256];
uint8_t signingPrivateKey[20];
uint8_t publicKey[256];
uint8_t signingKey[128];
};
struct Identity
{
uint8_t publicKey[256];
uint8_t signingKey[128];
uint8_t certificate[3];
Identity& operator=(const Keys& keys);
};
#pragma pack()
class IdentHash
{
public:
IdentHash (const uint8_t * hash) { memcpy (m_Hash, hash, 32); };
IdentHash (const IdentHash& ) = default;
IdentHash (IdentHash&& ) = default;
IdentHash () = default;
IdentHash& operator= (const IdentHash& ) = default;
IdentHash& operator= (IdentHash&& ) = default;
uint8_t * operator()() { return m_Hash; };
const uint8_t * operator()() const { return m_Hash; };
operator uint8_t * () { return m_Hash; };
operator const uint8_t * () const { return m_Hash; };
bool operator== (const IdentHash& other) const { return !memcmp (m_Hash, other.m_Hash, 32); };
bool operator< (const IdentHash& other) const { return memcmp (m_Hash, other.m_Hash, 32) < 0; };
private:
uint8_t m_Hash[32];
};
IdentHash CalculateIdentHash (const Identity& identity);
Keys CreateRandomKeys ();
// kademlia
struct RoutingKey
{
uint8_t hash[32];
};
struct XORMetric
{
uint8_t metric[32];
void SetMin () { memset (metric, 0, 32); };
void SetMax () { memset (metric, 0xFF, 32); };
bool operator< (const XORMetric& other) const { return memcmp (metric, other.metric, 32) < 0; };
};
RoutingKey CreateRoutingKey (const IdentHash& ident);
XORMetric operator^(const RoutingKey& key1, const RoutingKey& key2);
// destination for delivery instuctions
class RoutingDestination
{
public:
virtual const IdentHash& GetIdentHash () const = 0;
virtual const uint8_t * GetEncryptionPublicKey () const = 0;
virtual bool IsDestination () const = 0; // for garlic
};
}
}
#endif