From d6b076c17bc7d513243711563b262524ef0ba74c Mon Sep 17 00:00:00 2001
From: Ben Woosley <ben.woosley@gmail.com>
Date: Wed, 9 Jan 2019 16:41:37 -0800
Subject: Drop IsLimited in favor of IsReachable

These two methods have had the same meaning, but inverted, since
110b62f06992d0fb989153afff2dc3aea62a674f. Having one name for a single
concept simplifies the code.
---
 src/net.cpp | 34 ++++++++++------------------------
 1 file changed, 10 insertions(+), 24 deletions(-)

(limited to 'src/net.cpp')

diff --git a/src/net.cpp b/src/net.cpp
index 86e5225839..40ec17d8e2 100644
--- a/src/net.cpp
+++ b/src/net.cpp
@@ -183,7 +183,7 @@ bool IsPeerAddrLocalGood(CNode *pnode)
 {
     CService addrLocal = pnode->GetAddrLocal();
     return fDiscover && pnode->addr.IsRoutable() && addrLocal.IsRoutable() &&
-           !IsLimited(addrLocal.GetNetwork());
+           IsReachable(addrLocal.GetNetwork());
 }
 
 // pushes our own address to a peer
@@ -222,7 +222,7 @@ bool AddLocal(const CService& addr, int nScore)
     if (!fDiscover && nScore < LOCAL_MANUAL)
         return false;
 
-    if (IsLimited(addr))
+    if (!IsReachable(addr))
         return false;
 
     LogPrintf("AddLocal(%s,%i)\n", addr.ToString(), nScore);
@@ -252,24 +252,23 @@ void RemoveLocal(const CService& addr)
     mapLocalHost.erase(addr);
 }
 
-/** Make a particular network entirely off-limits (no automatic connects to it) */
-void SetLimited(enum Network net, bool fLimited)
+void SetReachable(enum Network net, bool reachable)
 {
     if (net == NET_UNROUTABLE || net == NET_INTERNAL)
         return;
     LOCK(cs_mapLocalHost);
-    vfLimited[net] = fLimited;
+    vfLimited[net] = !reachable;
 }
 
-bool IsLimited(enum Network net)
+bool IsReachable(enum Network net)
 {
     LOCK(cs_mapLocalHost);
-    return vfLimited[net];
+    return !vfLimited[net];
 }
 
-bool IsLimited(const CNetAddr &addr)
+bool IsReachable(const CNetAddr &addr)
 {
-    return IsLimited(addr.GetNetwork());
+    return IsReachable(addr.GetNetwork());
 }
 
 /** vote for a local address */
@@ -292,19 +291,6 @@ bool IsLocal(const CService& addr)
     return mapLocalHost.count(addr) > 0;
 }
 
-/** check whether a given network is one we can probably connect to */
-bool IsReachable(enum Network net)
-{
-    return !IsLimited(net);
-}
-
-/** check whether a given address is in a network we can probably connect to */
-bool IsReachable(const CNetAddr& addr)
-{
-    return IsReachable(addr.GetNetwork());
-}
-
-
 CNode* CConnman::FindNode(const CNetAddr& ip)
 {
     LOCK(cs_vNodes);
@@ -1965,7 +1951,7 @@ void CConnman::ThreadOpenConnections(const std::vector<std::string> connect)
             if (nTries > 100)
                 break;
 
-            if (IsLimited(addr))
+            if (!IsReachable(addr))
                 continue;
 
             // only consider very recently tried nodes after 30 failed attempts
@@ -2327,7 +2313,7 @@ NodeId CConnman::GetNewNodeId()
 
 
 bool CConnman::Bind(const CService &addr, unsigned int flags) {
-    if (!(flags & BF_EXPLICIT) && IsLimited(addr))
+    if (!(flags & BF_EXPLICIT) && !IsReachable(addr))
         return false;
     std::string strError;
     if (!BindListenPort(addr, strError, (flags & BF_WHITELIST) != 0)) {
-- 
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