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-rw-r--r--irc.cpp445
1 files changed, 0 insertions, 445 deletions
diff --git a/irc.cpp b/irc.cpp
deleted file mode 100644
index 5adaf11658..0000000000
--- a/irc.cpp
+++ /dev/null
@@ -1,445 +0,0 @@
-// Copyright (c) 2009-2010 Satoshi Nakamoto
-// Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
-
-#include "headers.h"
-
-int nGotIRCAddresses = 0;
-bool fGotExternalIP = false;
-
-void ThreadIRCSeed2(void* parg);
-
-
-
-
-#pragma pack(push, 1)
-struct ircaddr
-{
- int ip;
- short port;
-};
-#pragma pack(pop)
-
-string EncodeAddress(const CAddress& addr)
-{
- struct ircaddr tmp;
- tmp.ip = addr.ip;
- tmp.port = addr.port;
-
- vector<unsigned char> vch(UBEGIN(tmp), UEND(tmp));
- return string("u") + EncodeBase58Check(vch);
-}
-
-bool DecodeAddress(string str, CAddress& addr)
-{
- vector<unsigned char> vch;
- if (!DecodeBase58Check(str.substr(1), vch))
- return false;
-
- struct ircaddr tmp;
- if (vch.size() != sizeof(tmp))
- return false;
- memcpy(&tmp, &vch[0], sizeof(tmp));
-
- addr = CAddress(tmp.ip, tmp.port, NODE_NETWORK);
- return true;
-}
-
-
-
-
-
-
-static bool Send(SOCKET hSocket, const char* pszSend)
-{
- if (strstr(pszSend, "PONG") != pszSend)
- printf("IRC SENDING: %s\n", pszSend);
- const char* psz = pszSend;
- const char* pszEnd = psz + strlen(psz);
- while (psz < pszEnd)
- {
- int ret = send(hSocket, psz, pszEnd - psz, MSG_NOSIGNAL);
- if (ret < 0)
- return false;
- psz += ret;
- }
- return true;
-}
-
-bool RecvLine(SOCKET hSocket, string& strLine)
-{
- strLine = "";
- loop
- {
- char c;
- int nBytes = recv(hSocket, &c, 1, 0);
- if (nBytes > 0)
- {
- if (c == '\n')
- continue;
- if (c == '\r')
- return true;
- strLine += c;
- if (strLine.size() >= 9000)
- return true;
- }
- else if (nBytes <= 0)
- {
- if (fShutdown)
- return false;
- if (nBytes < 0)
- {
- int nErr = WSAGetLastError();
- if (nErr == WSAEMSGSIZE)
- continue;
- if (nErr == WSAEWOULDBLOCK || nErr == WSAEINTR || nErr == WSAEINPROGRESS)
- {
- Sleep(10);
- continue;
- }
- }
- if (!strLine.empty())
- return true;
- if (nBytes == 0)
- {
- // socket closed
- printf("IRC socket closed\n");
- return false;
- }
- else
- {
- // socket error
- int nErr = WSAGetLastError();
- printf("IRC recv failed: %d\n", nErr);
- return false;
- }
- }
- }
-}
-
-bool RecvLineIRC(SOCKET hSocket, string& strLine)
-{
- loop
- {
- bool fRet = RecvLine(hSocket, strLine);
- if (fRet)
- {
- if (fShutdown)
- return false;
- vector<string> vWords;
- ParseString(strLine, ' ', vWords);
- if (vWords.size() >= 1 && vWords[0] == "PING")
- {
- strLine[1] = 'O';
- strLine += '\r';
- Send(hSocket, strLine.c_str());
- continue;
- }
- }
- return fRet;
- }
-}
-
-int RecvUntil(SOCKET hSocket, const char* psz1, const char* psz2=NULL, const char* psz3=NULL, const char* psz4=NULL)
-{
- loop
- {
- string strLine;
- strLine.reserve(10000);
- if (!RecvLineIRC(hSocket, strLine))
- return 0;
- printf("IRC %s\n", strLine.c_str());
- if (psz1 && strLine.find(psz1) != -1)
- return 1;
- if (psz2 && strLine.find(psz2) != -1)
- return 2;
- if (psz3 && strLine.find(psz3) != -1)
- return 3;
- if (psz4 && strLine.find(psz4) != -1)
- return 4;
- }
-}
-
-bool Wait(int nSeconds)
-{
- if (fShutdown)
- return false;
- printf("IRC waiting %d seconds to reconnect\n", nSeconds);
- for (int i = 0; i < nSeconds; i++)
- {
- if (fShutdown)
- return false;
- Sleep(1000);
- }
- return true;
-}
-
-bool RecvCodeLine(SOCKET hSocket, const char* psz1, string& strRet)
-{
- strRet.clear();
- loop
- {
- string strLine;
- if (!RecvLineIRC(hSocket, strLine))
- return false;
-
- vector<string> vWords;
- ParseString(strLine, ' ', vWords);
- if (vWords.size() < 2)
- continue;
-
- if (vWords[1] == psz1)
- {
- printf("IRC %s\n", strLine.c_str());
- strRet = strLine;
- return true;
- }
- }
-}
-
-bool GetIPFromIRC(SOCKET hSocket, string strMyName, unsigned int& ipRet)
-{
- Send(hSocket, strprintf("USERHOST %s\r", strMyName.c_str()).c_str());
-
- string strLine;
- if (!RecvCodeLine(hSocket, "302", strLine))
- return false;
-
- vector<string> vWords;
- ParseString(strLine, ' ', vWords);
- if (vWords.size() < 4)
- return false;
-
- string str = vWords[3];
- if (str.rfind("@") == string::npos)
- return false;
- string strHost = str.substr(str.rfind("@")+1);
-
- unsigned int a=0, b=0, c=0, d=0;
- if (sscanf(strHost.c_str(), "%u.%u.%u.%u", &a, &b, &c, &d) == 4 &&
- inet_addr(strHost.c_str()) != INADDR_NONE)
- {
- printf("GetIPFromIRC() userhost is IP %s\n", strHost.c_str());
- ipRet = CAddress(strHost).ip;
- }
- else
- {
- // Hybrid IRC used by lfnet always returns IP when you userhost yourself,
- // but in case another IRC is ever used this should work.
- printf("GetIPFromIRC() got userhost %s\n", strHost.c_str());
- if (fUseProxy)
- return false;
- struct hostent* phostent = gethostbyname(strHost.c_str());
- if (!phostent || !phostent->h_addr_list || !phostent->h_addr_list[0])
- return false;
- ipRet = *(u_long*)phostent->h_addr_list[0];
- }
-
- return true;
-}
-
-
-
-void ThreadIRCSeed(void* parg)
-{
- IMPLEMENT_RANDOMIZE_STACK(ThreadIRCSeed(parg));
- try
- {
- ThreadIRCSeed2(parg);
- }
- catch (std::exception& e) {
- PrintExceptionContinue(&e, "ThreadIRCSeed()");
- } catch (...) {
- PrintExceptionContinue(NULL, "ThreadIRCSeed()");
- }
- printf("ThreadIRCSeed exiting\n");
-}
-
-void ThreadIRCSeed2(void* parg)
-{
- /* Dont advertise on IRC if we don't allow incoming connections */
- if (mapArgs.count("-connect") || fNoListen)
- return;
-
- if (GetBoolArg("-noirc"))
- return;
- printf("ThreadIRCSeed started\n");
- int nErrorWait = 10;
- int nRetryWait = 10;
- bool fNameInUse = false;
- bool fTOR = (fUseProxy && addrProxy.port == htons(9050));
-
- while (!fShutdown)
- {
- //CAddress addrConnect("216.155.130.130:6667"); // chat.freenode.net
- CAddress addrConnect("92.243.23.21:6667"); // irc.lfnet.org
- if (!fTOR)
- {
- //struct hostent* phostent = gethostbyname("chat.freenode.net");
- struct hostent* phostent = gethostbyname("irc.lfnet.org");
- if (phostent && phostent->h_addr_list && phostent->h_addr_list[0])
- addrConnect = CAddress(*(u_long*)phostent->h_addr_list[0], htons(6667));
- }
-
- SOCKET hSocket;
- if (!ConnectSocket(addrConnect, hSocket))
- {
- printf("IRC connect failed\n");
- nErrorWait = nErrorWait * 11 / 10;
- if (Wait(nErrorWait += 60))
- continue;
- else
- return;
- }
-
- if (!RecvUntil(hSocket, "Found your hostname", "using your IP address instead", "Couldn't look up your hostname", "ignoring hostname"))
- {
- closesocket(hSocket);
- hSocket = INVALID_SOCKET;
- nErrorWait = nErrorWait * 11 / 10;
- if (Wait(nErrorWait += 60))
- continue;
- else
- return;
- }
-
- string strMyName;
- if (addrLocalHost.IsRoutable() && !fUseProxy && !fNameInUse)
- strMyName = EncodeAddress(addrLocalHost);
- else
- strMyName = strprintf("x%u", GetRand(1000000000));
-
- Send(hSocket, strprintf("NICK %s\r", strMyName.c_str()).c_str());
- Send(hSocket, strprintf("USER %s 8 * : %s\r", strMyName.c_str(), strMyName.c_str()).c_str());
-
- int nRet = RecvUntil(hSocket, " 004 ", " 433 ");
- if (nRet != 1)
- {
- closesocket(hSocket);
- hSocket = INVALID_SOCKET;
- if (nRet == 2)
- {
- printf("IRC name already in use\n");
- fNameInUse = true;
- Wait(10);
- continue;
- }
- nErrorWait = nErrorWait * 11 / 10;
- if (Wait(nErrorWait += 60))
- continue;
- else
- return;
- }
- Sleep(500);
-
- // Get our external IP from the IRC server and re-nick before joining the channel
- CAddress addrFromIRC;
- if (GetIPFromIRC(hSocket, strMyName, addrFromIRC.ip))
- {
- printf("GetIPFromIRC() returned %s\n", addrFromIRC.ToStringIP().c_str());
- if (!fUseProxy && addrFromIRC.IsRoutable())
- {
- // IRC lets you to re-nick
- fGotExternalIP = true;
- addrLocalHost.ip = addrFromIRC.ip;
- strMyName = EncodeAddress(addrLocalHost);
- Send(hSocket, strprintf("NICK %s\r", strMyName.c_str()).c_str());
- }
- }
-
- Send(hSocket, fTestNet ? "JOIN #bitcoinTEST\r" : "JOIN #bitcoin\r");
- Send(hSocket, fTestNet ? "WHO #bitcoinTEST\r" : "WHO #bitcoin\r");
-
- int64 nStart = GetTime();
- string strLine;
- strLine.reserve(10000);
- while (!fShutdown && RecvLineIRC(hSocket, strLine))
- {
- if (strLine.empty() || strLine.size() > 900 || strLine[0] != ':')
- continue;
-
- vector<string> vWords;
- ParseString(strLine, ' ', vWords);
- if (vWords.size() < 2)
- continue;
-
- char pszName[10000];
- pszName[0] = '\0';
-
- if (vWords[1] == "352" && vWords.size() >= 8)
- {
- // index 7 is limited to 16 characters
- // could get full length name at index 10, but would be different from join messages
- strlcpy(pszName, vWords[7].c_str(), sizeof(pszName));
- printf("IRC got who\n");
- }
-
- if (vWords[1] == "JOIN" && vWords[0].size() > 1)
- {
- // :username!username@50000007.F000000B.90000002.IP JOIN :#channelname
- strlcpy(pszName, vWords[0].c_str() + 1, sizeof(pszName));
- if (strchr(pszName, '!'))
- *strchr(pszName, '!') = '\0';
- printf("IRC got join\n");
- }
-
- if (pszName[0] == 'u')
- {
- CAddress addr;
- if (DecodeAddress(pszName, addr))
- {
- addr.nTime = GetAdjustedTime();
- if (AddAddress(addr, 51 * 60))
- printf("IRC got new address\n");
- nGotIRCAddresses++;
- }
- else
- {
- printf("IRC decode failed\n");
- }
- }
- }
- closesocket(hSocket);
- hSocket = INVALID_SOCKET;
-
- // IRC usually blocks TOR, so only try once
- if (fTOR)
- return;
-
- if (GetTime() - nStart > 20 * 60)
- {
- nErrorWait /= 3;
- nRetryWait /= 3;
- }
-
- nRetryWait = nRetryWait * 11 / 10;
- if (!Wait(nRetryWait += 60))
- return;
- }
-}
-
-
-
-
-
-
-
-
-
-
-#ifdef TEST
-int main(int argc, char *argv[])
-{
- WSADATA wsadata;
- if (WSAStartup(MAKEWORD(2,2), &wsadata) != NO_ERROR)
- {
- printf("Error at WSAStartup()\n");
- return false;
- }
-
- ThreadIRCSeed(NULL);
-
- WSACleanup();
- return 0;
-}
-#endif
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