i2pd/LeaseSet.h
2014-07-31 12:59:43 -04:00

92 lines
2.0 KiB
C++

#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
{
#pragma pack(1)
struct Lease
{
uint8_t tunnelGateway[32];
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;
}
};
struct LeaseSetHeader
{
Identity destination;
uint8_t encryptionKey[256];
uint8_t signingKey[128];
uint8_t num;
};
#pragma pack()
const int MAX_LS_BUFFER_SIZE = 2048;
class LeaseSet: public RoutingDestination
{
public:
LeaseSet (const uint8_t * buf, int len, bool unsolicited = false);
LeaseSet (const LeaseSet& ) = default;
LeaseSet (const i2p::tunnel::TunnelPool& pool);
LeaseSet& operator=(const LeaseSet& ) = default;
void Update (const uint8_t * buf, int len);
const uint8_t * GetBuffer () const { return m_Buffer; };
size_t GetBufferLen () const { return m_BufferLen; };
bool IsUnsolicited () const { return m_IsUnsolicited; };
void SetUnsolicited (bool unsolicited) { m_IsUnsolicited = unsolicited; };
// implements RoutingDestination
const Identity& GetIdentity () const { return m_Identity; };
const IdentHash& GetIdentHash () const { return m_IdentHash; };
const std::vector<Lease>& GetLeases () const { return m_Leases; };
const std::vector<Lease> GetNonExpiredLeases () const;
bool HasExpiredLeases () const;
bool HasNonExpiredLeases () const;
const uint8_t * GetEncryptionPublicKey () const { return m_EncryptionKey; };
bool IsDestination () const { return true; };
private:
void ReadFromBuffer ();
private:
std::vector<Lease> m_Leases;
Identity m_Identity;
IdentHash m_IdentHash;
uint8_t m_EncryptionKey[256];
uint8_t m_Buffer[MAX_LS_BUFFER_SIZE];
size_t m_BufferLen;
bool m_IsUnsolicited;
};
}
}
#endif