i2pd/Reseed.h

96 lines
2.1 KiB
C
Raw Normal View History

#ifndef RESEED_H
#define RESEED_H
2014-12-11 20:41:04 +00:00
#include <iostream>
#include <string>
#include <vector>
2014-12-13 20:01:08 +00:00
#include <map>
2015-02-18 21:52:00 +00:00
#include <cryptopp/osrng.h>
2015-02-19 15:06:11 +00:00
#include <cryptopp/rsa.h>
2015-02-20 15:47:44 +00:00
#include <boost/asio.hpp>
2014-12-13 20:01:08 +00:00
#include "Identity.h"
2015-02-18 21:52:00 +00:00
#include "aes.h"
namespace i2p
{
namespace data
{
class Reseeder
{
2014-12-13 20:01:08 +00:00
typedef Tag<512> PublicKey;
public:
2014-12-11 20:41:04 +00:00
Reseeder();
~Reseeder();
2014-12-11 20:41:04 +00:00
bool reseedNow(); // depreacted
int ReseedNowSU3 ();
2014-12-12 20:45:39 +00:00
void LoadCertificates ();
2015-02-16 04:03:04 +00:00
2014-12-11 20:41:04 +00:00
private:
void LoadCertificate (const std::string& filename);
2015-02-17 02:28:37 +00:00
std::string LoadCertificate (CryptoPP::ByteQueue& queue); // returns issuer's name
2015-02-20 20:11:00 +00:00
int ReseedFromSU3 (const std::string& host, bool https = false);
2014-12-12 15:34:50 +00:00
int ProcessSU3File (const char * filename);
int ProcessSU3Stream (std::istream& s);
2014-12-12 18:36:02 +00:00
bool FindZipDataDescriptor (std::istream& s);
2015-02-16 04:03:04 +00:00
2015-02-20 20:11:00 +00:00
std::string HttpsRequest (const std::string& address);
2015-02-19 15:06:11 +00:00
private:
std::map<std::string, PublicKey> m_SigningKeys;
};
2015-04-01 16:56:41 +00:00
class TlsCipher
{
public:
2015-04-01 16:56:41 +00:00
virtual ~TlsCipher () {};
2015-04-01 16:56:41 +00:00
virtual void CalculateMAC (uint8_t type, const uint8_t * buf, size_t len, uint8_t * mac) = 0;
virtual size_t Encrypt (const uint8_t * in, size_t len, const uint8_t * mac, uint8_t * out) = 0;
virtual size_t Decrypt (uint8_t * buf, size_t len) = 0;
2015-04-02 00:23:06 +00:00
virtual size_t GetIVSize () const { return 0; }; // override for AES
2015-04-01 16:56:41 +00:00
};
2015-02-19 15:06:11 +00:00
class TlsSession
{
public:
2015-02-20 15:47:44 +00:00
TlsSession (const std::string& host, int port);
~TlsSession ();
2015-02-20 15:47:44 +00:00
void Send (const uint8_t * buf, size_t len);
2015-02-20 17:21:33 +00:00
bool Receive (std::ostream& rs);
bool IsEstablished () const { return m_IsEstablished; };
2015-04-02 00:23:06 +00:00
2015-02-19 15:06:11 +00:00
private:
2015-02-20 15:47:44 +00:00
void Handshake ();
void SendHandshakeMsg (uint8_t handshakeType, uint8_t * data, size_t len);
2015-04-01 17:55:50 +00:00
void SendFinishedMsg ();
2015-02-19 15:06:11 +00:00
CryptoPP::RSA::PublicKey ExtractPublicKey (const uint8_t * certificate, size_t len);
2014-12-13 20:01:08 +00:00
2015-04-02 00:23:06 +00:00
void PRF (const uint8_t * secret, const char * label, const uint8_t * random, size_t randomLen,
size_t len, uint8_t * buf);
2015-02-19 15:06:11 +00:00
private:
2015-02-18 21:52:00 +00:00
bool m_IsEstablished;
2015-02-20 15:47:44 +00:00
boost::asio::ip::tcp::iostream m_Site;
CryptoPP::SHA256 m_FinishedHash;
2015-04-01 17:55:50 +00:00
uint8_t m_MasterSecret[64]; // actual size is 48, but must be multiple of 32
2015-04-01 16:56:41 +00:00
TlsCipher * m_Cipher;
};
}
}
2014-11-20 19:29:22 +00:00
#endif