From 7e91f632c70ff1848a152f24ee67a06796803943 Mon Sep 17 00:00:00 2001
From: Suhas Daftuar <sdaftuar@gmail.com>
Date: Mon, 11 Apr 2016 12:52:29 -0400
Subject: Use txid as key in mapAlreadyAskedFor

Previously we used the CInv that would be sent to the peer announcing the
transaction as the key, but using the txid instead allows us to decouple the
p2p layer from the application logic (which relies on this map to avoid
duplicate tx requests).
---
 src/net.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'src/net.cpp')

diff --git a/src/net.cpp b/src/net.cpp
index e8cc753a4..3bf8c165d 100644
--- a/src/net.cpp
+++ b/src/net.cpp
@@ -93,7 +93,7 @@ CCriticalSection cs_vNodes;
 map<CInv, CDataStream> mapRelay;
 deque<pair<int64_t, CInv> > vRelayExpiration;
 CCriticalSection cs_mapRelay;
-limitedmap<CInv, int64_t> mapAlreadyAskedFor(MAX_INV_SZ);
+limitedmap<uint256, int64_t> mapAlreadyAskedFor(MAX_INV_SZ);
 
 static deque<string> vOneShots;
 CCriticalSection cs_vOneShots;
@@ -2436,7 +2436,7 @@ void CNode::AskFor(const CInv& inv)
     // We're using mapAskFor as a priority queue,
     // the key is the earliest time the request can be sent
     int64_t nRequestTime;
-    limitedmap<CInv, int64_t>::const_iterator it = mapAlreadyAskedFor.find(inv);
+    limitedmap<uint256, int64_t>::const_iterator it = mapAlreadyAskedFor.find(inv.hash);
     if (it != mapAlreadyAskedFor.end())
         nRequestTime = it->second;
     else
@@ -2455,7 +2455,7 @@ void CNode::AskFor(const CInv& inv)
     if (it != mapAlreadyAskedFor.end())
         mapAlreadyAskedFor.update(it, nRequestTime);
     else
-        mapAlreadyAskedFor.insert(std::make_pair(inv, nRequestTime));
+        mapAlreadyAskedFor.insert(std::make_pair(inv.hash, nRequestTime));
     mapAskFor.insert(std::make_pair(nRequestTime, inv));
 }
 
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