From: CryptoManiac <CryptoManiac@users.noreply.github.com>
Date: Sun, 21 Feb 2016 18:16:04 +0000 (+0300)
Subject: Merge pull request #282 from svost/from-bitcoin
X-Git-Tag: nvc-v0.5.6~57
X-Git-Url: https://git.novaco.in/?p=novacoin.git;a=commitdiff_plain;h=058224d9ea6a9e8d7df6269c97b52535bd659ff9;hp=28912e9c4dd7a21cc1f4225bfd5c03a708785ea8

Merge pull request #282 from svost/from-bitcoin

From bitcoin
---

diff --git a/src/netbase.cpp b/src/netbase.cpp
index a9caddf..9bf5fe9 100644
--- a/src/netbase.cpp
+++ b/src/netbase.cpp
@@ -136,11 +136,6 @@ bool LookupHost(const char *pszName, std::vector<CNetAddr>& vIP, unsigned int nM
     return LookupIntern(strHost.c_str(), vIP, nMaxSolutions, fAllowLookup);
 }
 
-bool LookupHostNumeric(const char *pszName, std::vector<CNetAddr>& vIP, unsigned int nMaxSolutions)
-{
-    return LookupHost(pszName, vIP, nMaxSolutions, false);
-}
-
 bool Lookup(const char *pszName, std::vector<CService>& vAddr, uint16_t portDefault, bool fAllowLookup, unsigned int nMaxSolutions)
 {
     if (pszName[0] == 0)
@@ -252,7 +247,7 @@ bool static Socks5(string strDest, uint16_t port, SOCKET& hSocket)
     strSocks5 += strDest;
     strSocks5 += static_cast<char>((port >> 8) & 0xFF);
     strSocks5 += static_cast<char>((port >> 0) & 0xFF);
-    ret = send(hSocket, strSocks5.c_str(), strSocks5.size(), MSG_NOSIGNAL);
+    ret = send(hSocket, strSocks5.data(), strSocks5.size(), MSG_NOSIGNAL);
     if (ret != (ssize_t)strSocks5.size())
     {
         CloseSocket(hSocket);
diff --git a/src/netbase.h b/src/netbase.h
index 0f562ca..7e995f6 100644
--- a/src/netbase.h
+++ b/src/netbase.h
@@ -143,7 +143,6 @@ bool IsProxy(const CNetAddr &addr);
 bool SetNameProxy(CService addrProxy, int nSocksVersion = 5);
 bool HaveNameProxy();
 bool LookupHost(const char *pszName, std::vector<CNetAddr>& vIP, unsigned int nMaxSolutions = 0, bool fAllowLookup = true);
-bool LookupHostNumeric(const char *pszName, std::vector<CNetAddr>& vIP, unsigned int nMaxSolutions = 0);
 bool Lookup(const char *pszName, CService& addr, uint16_t portDefault = 0, bool fAllowLookup = true);
 bool Lookup(const char *pszName, std::vector<CService>& vAddr, uint16_t portDefault = 0, bool fAllowLookup = true, unsigned int nMaxSolutions = 0);
 bool LookupNumeric(const char *pszName, CService& addr, uint16_t portDefault = 0);
diff --git a/src/util.cpp b/src/util.cpp
index 73621d8..0f84938 100644
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -31,6 +31,7 @@ namespace boost {
 #include <boost/thread.hpp>
 #include <openssl/crypto.h>
 #include <openssl/rand.h>
+#include <openssl/conf.h>
 
 #ifdef WIN32
 #ifdef _MSC_VER
@@ -127,6 +128,13 @@ public:
             ppmutexOpenSSL[i] = new CCriticalSection();
         CRYPTO_set_locking_callback(locking_callback);
 
+        // OpenSSL can optionally load a config file which lists optional loadable modules and engines.
+        // We don't use them so we don't require the config. However some of our libs may call functions
+        // which attempt to load the config file, possibly resulting in an exit() or crash if it is missing
+        // or corrupt. Explicitly tell OpenSSL not to try to load the file. The result for our libs will be
+        // that the config appears to have been loaded and there are no modules/engines available.
+        OPENSSL_no_config();
+
 #ifdef WIN32
         // Seed random number generator with screen scrape and other hardware sources
         RAND_screen();