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I can't bare to throw out all this debugging I added to debug connections, put behind neuroCryptoDebug define for now

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This commit is contained in:
Ryan Tharp 2018-09-24 06:11:30 -07:00
parent 902f6f14b7
commit 287358ae62
1 changed files with 20 additions and 0 deletions
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20
llarp/crypto_async.cpp
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@ -29,10 +29,12 @@ namespace iwp
{
iwp_async_intro *intro = static_cast< iwp_async_intro * >(user);
#ifdef neuroCryptoDebug
char ftmp[68] = {0};
const char *hexname = llarp::HexEncode< llarp::PubKey, decltype(ftmp) >(
intro->remote_pubkey, ftmp);
llarp::LogDebug("gen_intro remote_pubkey: ", hexname);
#endif
llarp::SharedSecret sharedkey;
llarp_crypto *crypto = intro->iwp->crypto;
@ -40,6 +42,8 @@ namespace iwp
// S = TKE(a.k, b.k, n)
crypto->transport_dh_client(sharedkey, intro->remote_pubkey,
intro->secretkey, intro->nonce);
#ifdef neuroCryptoDebug
char ftmpShared[68] = {0};
const char *hexShared =
llarp::HexEncode< llarp::SharedSecret, decltype(ftmpShared) >(
@ -48,14 +52,18 @@ namespace iwp
byte_t tmp[64];
auto buf = llarp::StackBuffer< decltype(tmp) >(tmp);
#endif
llarp::SymmNonce n;
// copy nonce
memcpy(n, intro->nonce, 32); // was 24 bytes
/*
char ftmpN[68] = {0};
const char *hexN =
llarp::HexEncode< llarp::SymmNonce, decltype(ftmpN) >(n, ftmpN);
llarp::LogDebug("gen_intro nonce ", hexN);
*/
// e_k = HS(b.k + n)
@ -64,10 +72,12 @@ namespace iwp
memcpy(tmp + 32, intro->nonce, 32);
crypto->shorthash(e_k, buf);
#ifdef neuroCryptoDebug
char ftmpEk[68] = {0};
const char *hexEk =
llarp::HexEncode< llarp::ShortHash, decltype(ftmpEk) >(e_k, ftmpEk);
llarp::LogDebug("gen_intro e_k ", hexEk, " used ", strlen(hexEk));
#endif
// put nonce
memcpy(intro->buf + 32, intro->nonce, 32);
@ -75,6 +85,7 @@ namespace iwp
// e = SE(a.k, e_k, n[0:24])
memcpy(intro->buf + 64, llarp::seckey_topublic(intro->secretkey), 32);
#ifdef neuroCryptoDebug
char ftmpSk[68] = {0};
const char *hexSk = llarp::HexEncode< llarp::PubKey, decltype(ftmpSk) >(
intro->secretkey, ftmpSk);
@ -85,6 +96,7 @@ namespace iwp
llarp::HexEncode< llarp::PubKey, decltype(ftmpSkPub) >(
llarp::seckey_topublic(intro->secretkey), ftmpSkPub);
llarp::LogDebug("gen_intro SK pub ", hexSkPub);
#endif
buf.base = intro->buf + 64;
buf.cur = buf.base;
@ -97,10 +109,12 @@ namespace iwp
buf.sz = intro->sz - 32;
crypto->hmac(intro->buf, buf, sharedkey);
#ifdef neuroCryptoDebug
char ftmpHmac[68] = {0}; // probably could be 65
const char *hexHmac = llarp::HexEncode< llarp::PubKey, decltype(ftmpHmac) >(
intro->buf, ftmpHmac);
llarp::LogDebug("gen_intro Hmac ", hexHmac);
#endif
// inform result
// intro->hook(intro);
@ -118,10 +132,12 @@ namespace iwp
byte_t tmp[64];
const auto OurPK = llarp::seckey_topublic(intro->secretkey);
#ifdef neuroCryptoDebug
char ftmp[68] = {0};
const char *hexPk =
llarp::HexEncode< llarp::PubKey, decltype(ftmp) >(OurPK, ftmp);
llarp::LogDebug("intro OurPK ", hexPk);
#endif
// e_k = HS(b.k + n)
memcpy(tmp, OurPK, 32);
@ -138,22 +154,26 @@ namespace iwp
memcpy(buf.base, intro->buf + 64, 32);
crypto->xchacha20(buf, e_K, intro->nonce);
#ifdef neuroCryptoDebug
llarp::LogInfo("handshake from ", llarp::RouterID(intro->remote_pubkey));
char ftmp2[68] = {0};
const char *hexRemotePK = llarp::HexEncode< llarp::PubKey, decltype(ftmp) >(
intro->remote_pubkey, ftmp2);
llarp::LogDebug("intro remote_pubkey ", hexRemotePK);
#endif
// S = TKE(a.k, b.k, n)
crypto->transport_dh_server(sharedkey, intro->remote_pubkey,
intro->secretkey, intro->nonce);
#ifdef neuroCryptoDebug
char ftmpShared[68] = {0};
const char *hexShared =
llarp::HexEncode< llarp::PubKey, decltype(ftmpShared) >(sharedkey,
ftmpShared);
llarp::LogDebug("intro sharedkey ", hexShared);
#endif
// h = MDS( n + e + w2, S)
buf.base = intro->buf + 32;