mirror of https://github.com/PurpleI2P/i2pd.git
I2P: End-to-End encrypted and anonymous Internet
https://i2pd.website/
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83 lines
2.3 KiB
83 lines
2.3 KiB
#include <fstream> |
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#include <cryptopp/dh.h> |
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#include <cryptopp/dsa.h> |
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#include "CryptoConst.h" |
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#include "RouterContext.h" |
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namespace i2p |
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{ |
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RouterContext context; |
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RouterContext::RouterContext () |
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{ |
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if (!Load ()) |
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CreateNewRouter (); |
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Save (); |
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} |
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const uint8_t * RouterContext::GetSigningPrivateKey () const |
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{ |
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return m_SigningPrivateKeyStr; |
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} |
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void RouterContext::CreateNewRouter () |
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{ |
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i2p::data::RouterIdentity ident; |
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CryptoPP::DH dh (i2p::crypto::elgp, i2p::crypto::elgg); |
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dh.GenerateKeyPair(m_Rnd, m_PrivateKey, ident.publicKey); |
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m_SigningPrivateKey.Initialize (m_Rnd, i2p::crypto::dsap, i2p::crypto::dsaq, i2p::crypto::dsag); |
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m_SigningPrivateKey.GetPrivateExponent ().Encode (m_SigningPrivateKeyStr, 20); |
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CryptoPP::DSA::PublicKey publicKey; |
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m_SigningPrivateKey.MakePublicKey (publicKey); |
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publicKey.GetPublicElement ().Encode (ident.signingKey, 128); |
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memset (ident.certificate, 0, sizeof (ident.certificate)); |
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m_RouterInfo.SetRouterIdentity (ident); |
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m_RouterInfo.AddNTCPAddress ("127.0.0.1", 17007); // TODO: |
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m_RouterInfo.SetProperty ("caps", "LR"); |
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m_RouterInfo.SetProperty ("coreVersion", "0.9.7"); |
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m_RouterInfo.SetProperty ("netId", "2"); |
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m_RouterInfo.SetProperty ("router.version", "0.9.7"); |
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m_RouterInfo.SetProperty ("start_uptime", "90m"); |
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m_RouterInfo.CreateBuffer (); |
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} |
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void RouterContext::Sign (uint8_t * buf, int len, uint8_t * signature) |
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{ |
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CryptoPP::DSA::Signer signer (m_SigningPrivateKey); |
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signer.SignMessage (m_Rnd, buf, len, signature); |
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} |
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bool RouterContext::Load () |
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{ |
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std::ifstream fk (ROUTER_KEYS); |
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if (!fk.is_open ()) return false; |
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fk.read ((char *)m_PrivateKey, 256); |
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fk.read ((char *)m_SigningPrivateKeyStr, 20); |
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m_SigningPrivateKey.Initialize (i2p::crypto::dsap, i2p::crypto::dsaq, i2p::crypto::dsag, |
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CryptoPP::Integer (m_SigningPrivateKeyStr, 20)); |
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m_RouterInfo = i2p::data::RouterInfo (ROUTER_INFO); // TODO |
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return true; |
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} |
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void RouterContext::Save () |
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{ |
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std::ofstream fk (ROUTER_KEYS); |
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fk.write ((char *)m_PrivateKey, 256); |
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fk.write ((char *)m_SigningPrivateKeyStr, 20); |
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fk.write ((char *)m_RouterInfo.GetRouterIdentity ().publicKey, 256); |
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fk.write ((char *)m_RouterInfo.GetRouterIdentity ().signingKey, 128); |
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std::ofstream fi (ROUTER_INFO); |
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fi.write ((char *)m_RouterInfo.GetBuffer (), m_RouterInfo.GetBufferLen ()); |
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} |
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}
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