I2P: End-to-End encrypted and anonymous Internet https://i2pd.website/
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#ifndef LEASE_SET_H__
#define LEASE_SET_H__
#include <inttypes.h>
#include <string.h>
#include <vector>
#include "Identity.h"
namespace i2p
{
namespace tunnel
{
class TunnelPool;
}
namespace data
{
struct Lease
{
IdentHash tunnelGateway;
uint32_t tunnelID;
uint64_t endDate;
bool operator< (const Lease& other) const
{
if (endDate != other.endDate)
return endDate > other.endDate;
else
return tunnelID < other.tunnelID;
}
};
const int MAX_LS_BUFFER_SIZE = 3072;
const uint8_t MAX_NUM_LEASES = 16;
class LeaseSet: public RoutingDestination
{
public:
LeaseSet (const uint8_t * buf, size_t len);
LeaseSet (std::shared_ptr<const i2p::tunnel::TunnelPool> pool);
~LeaseSet () { delete[] m_Buffer; };
void Update (const uint8_t * buf, size_t len);
std::shared_ptr<const IdentityEx> GetIdentity () const { return m_Identity; };
const uint8_t * GetBuffer () const { return m_Buffer; };
size_t GetBufferLen () const { return m_BufferLen; };
bool IsValid () const { return m_IsValid; };
// implements RoutingDestination
const IdentHash& GetIdentHash () const { return m_Identity->GetIdentHash (); };
const std::vector<Lease>& GetLeases () const { return m_Leases; };
const std::vector<Lease> GetNonExpiredLeases (bool withThreshold = true) const;
bool HasExpiredLeases () const;
bool HasNonExpiredLeases () const;
const uint8_t * GetEncryptionPublicKey () const { return m_EncryptionKey; };
bool IsDestination () const { return true; };
private:
void ReadFromBuffer (bool readIdentity = true);
private:
bool m_IsValid;
std::vector<Lease> m_Leases;
std::shared_ptr<const IdentityEx> m_Identity;
uint8_t m_EncryptionKey[256];
uint8_t * m_Buffer;
size_t m_BufferLen;
};
}
}
#endif