[net/refactor] Introduce an enum to distinguish type of connection

- extract inbound & outbound types

4 files changed, 11 insertions, 13 deletions

diff --git a/src/test/denialofservice_tests.cpp b/src/test/denialofservice_tests.cpp
index b1a635d9da..0115803e58 100644
--- a/src/test/denialofservice_tests.cpp
+++ b/src/test/denialofservice_tests.cpp
@@ -84,7 +84,7 @@ BOOST_AUTO_TEST_CASE(outbound_slow_chain_eviction)
 
     // Mock an outbound peer
     CAddress addr1(ip(0xa0b0c001), NODE_NONE);
-    CNode dummyNode1(id++, ServiceFlags(NODE_NETWORK|NODE_WITNESS), 0, INVALID_SOCKET, addr1, 0, 0, CAddress(), "", /*fInboundIn=*/ false);
+    CNode dummyNode1(id++, ServiceFlags(NODE_NETWORK|NODE_WITNESS), 0, INVALID_SOCKET, addr1, 0, 0, CAddress(), "", ConnectionType::OUTBOUND);
     dummyNode1.SetSendVersion(PROTOCOL_VERSION);
 
     peerLogic->InitializeNode(&dummyNode1);
@@ -136,7 +136,7 @@ BOOST_AUTO_TEST_CASE(outbound_slow_chain_eviction)
 static void AddRandomOutboundPeer(std::vector<CNode *> &vNodes, PeerLogicValidation &peerLogic, CConnmanTest* connman)
 {
     CAddress addr(ip(g_insecure_rand_ctx.randbits(32)), NODE_NONE);
-    vNodes.emplace_back(new CNode(id++, ServiceFlags(NODE_NETWORK|NODE_WITNESS), 0, INVALID_SOCKET, addr, 0, 0, CAddress(), "", /*fInboundIn=*/ false));
+    vNodes.emplace_back(new CNode(id++, ServiceFlags(NODE_NETWORK|NODE_WITNESS), 0, INVALID_SOCKET, addr, 0, 0, CAddress(), "", ConnectionType::OUTBOUND));
     CNode &node = *vNodes.back();
     node.SetSendVersion(PROTOCOL_VERSION);
 
@@ -227,7 +227,7 @@ BOOST_AUTO_TEST_CASE(peer_discouragement)
 
     banman->ClearBanned();
     CAddress addr1(ip(0xa0b0c001), NODE_NONE);
-    CNode dummyNode1(id++, NODE_NETWORK, 0, INVALID_SOCKET, addr1, 0, 0, CAddress(), "", true);
+    CNode dummyNode1(id++, NODE_NETWORK, 0, INVALID_SOCKET, addr1, 0, 0, CAddress(), "", ConnectionType::INBOUND);
     dummyNode1.SetSendVersion(PROTOCOL_VERSION);
     peerLogic->InitializeNode(&dummyNode1);
     dummyNode1.nVersion = 1;
@@ -244,7 +244,7 @@ BOOST_AUTO_TEST_CASE(peer_discouragement)
     BOOST_CHECK(!banman->IsDiscouraged(ip(0xa0b0c001|0x0000ff00))); // Different IP, not discouraged
 
     CAddress addr2(ip(0xa0b0c002), NODE_NONE);
-    CNode dummyNode2(id++, NODE_NETWORK, 0, INVALID_SOCKET, addr2, 1, 1, CAddress(), "", true);
+    CNode dummyNode2(id++, NODE_NETWORK, 0, INVALID_SOCKET, addr2, 1, 1, CAddress(), "", ConnectionType::INBOUND);
     dummyNode2.SetSendVersion(PROTOCOL_VERSION);
     peerLogic->InitializeNode(&dummyNode2);
     dummyNode2.nVersion = 1;
@@ -286,7 +286,7 @@ BOOST_AUTO_TEST_CASE(DoS_bantime)
     SetMockTime(nStartTime); // Overrides future calls to GetTime()
 
     CAddress addr(ip(0xa0b0c001), NODE_NONE);
-    CNode dummyNode(id++, NODE_NETWORK, 0, INVALID_SOCKET, addr, 4, 4, CAddress(), "", true);
+    CNode dummyNode(id++, NODE_NETWORK, 0, INVALID_SOCKET, addr, 4, 4, CAddress(), "", ConnectionType::INBOUND);
     dummyNode.SetSendVersion(PROTOCOL_VERSION);
     peerLogic->InitializeNode(&dummyNode);
     dummyNode.nVersion = 1;
diff --git a/src/test/fuzz/process_message.cpp b/src/test/fuzz/process_message.cpp
index 9e40d5cd55..ad3a91e2b7 100644
--- a/src/test/fuzz/process_message.cpp
+++ b/src/test/fuzz/process_message.cpp
@@ -80,7 +80,7 @@ void test_one_input(const std::vector<uint8_t>& buffer)
         return;
     }
     CDataStream random_bytes_data_stream{fuzzed_data_provider.ConsumeRemainingBytes<unsigned char>(), SER_NETWORK, PROTOCOL_VERSION};
-    CNode& p2p_node = *MakeUnique<CNode>(0, ServiceFlags(NODE_NETWORK | NODE_WITNESS | NODE_BLOOM), 0, INVALID_SOCKET, CAddress{CService{in_addr{0x0100007f}, 7777}, NODE_NETWORK}, 0, 0, CAddress{}, std::string{}, false).release();
+    CNode& p2p_node = *MakeUnique<CNode>(0, ServiceFlags(NODE_NETWORK | NODE_WITNESS | NODE_BLOOM), 0, INVALID_SOCKET, CAddress{CService{in_addr{0x0100007f}, 7777}, NODE_NETWORK}, 0, 0, CAddress{}, std::string{}, ConnectionType::OUTBOUND, false).release();
     p2p_node.fSuccessfullyConnected = true;
     p2p_node.nVersion = PROTOCOL_VERSION;
     p2p_node.SetSendVersion(PROTOCOL_VERSION);
diff --git a/src/test/fuzz/process_messages.cpp b/src/test/fuzz/process_messages.cpp
index 91ebf9fb1b..1013113e3c 100644
--- a/src/test/fuzz/process_messages.cpp
+++ b/src/test/fuzz/process_messages.cpp
@@ -44,9 +44,9 @@ void test_one_input(const std::vector<uint8_t>& buffer)
     const auto num_peers_to_add = fuzzed_data_provider.ConsumeIntegralInRange(1, 3);
     for (int i = 0; i < num_peers_to_add; ++i) {
         const ServiceFlags service_flags = ServiceFlags(fuzzed_data_provider.ConsumeIntegral<uint64_t>());
-        const bool inbound{fuzzed_data_provider.ConsumeBool()};
+        const ConnectionType conn_type = fuzzed_data_provider.PickValueInArray({ConnectionType::INBOUND, ConnectionType::OUTBOUND});
         const bool block_relay_only{fuzzed_data_provider.ConsumeBool()};
-        peers.push_back(MakeUnique<CNode>(i, service_flags, 0, INVALID_SOCKET, CAddress{CService{in_addr{0x0100007f}, 7777}, NODE_NETWORK}, 0, 0, CAddress{}, std::string{}, inbound, block_relay_only).release());
+        peers.push_back(MakeUnique<CNode>(i, service_flags, 0, INVALID_SOCKET, CAddress{CService{in_addr{0x0100007f}, 7777}, NODE_NETWORK}, 0, 0, CAddress{}, std::string{}, conn_type, block_relay_only).release());
         CNode& p2p_node = *peers.back();
 
         p2p_node.fSuccessfullyConnected = true;
diff --git a/src/test/net_tests.cpp b/src/test/net_tests.cpp
index ab42be21bd..5840f5a72c 100644
--- a/src/test/net_tests.cpp
+++ b/src/test/net_tests.cpp
@@ -180,15 +180,13 @@ BOOST_AUTO_TEST_CASE(cnode_simple_test)
 
     CAddress addr = CAddress(CService(ipv4Addr, 7777), NODE_NETWORK);
     std::string pszDest;
-    bool fInboundIn = false;
 
     // Test that fFeeler is false by default.
-    std::unique_ptr<CNode> pnode1 = MakeUnique<CNode>(id++, NODE_NETWORK, height, hSocket, addr, 0, 0, CAddress(), pszDest, fInboundIn);
+    std::unique_ptr<CNode> pnode1 = MakeUnique<CNode>(id++, NODE_NETWORK, height, hSocket, addr, 0, 0, CAddress(), pszDest, ConnectionType::OUTBOUND);
     BOOST_CHECK(pnode1->fInbound == false);
     BOOST_CHECK(pnode1->fFeeler == false);
 
-    fInboundIn = true;
-    std::unique_ptr<CNode> pnode2 = MakeUnique<CNode>(id++, NODE_NETWORK, height, hSocket, addr, 1, 1, CAddress(), pszDest, fInboundIn);
+    std::unique_ptr<CNode> pnode2 = MakeUnique<CNode>(id++, NODE_NETWORK, height, hSocket, addr, 1, 1, CAddress(), pszDest, ConnectionType::INBOUND);
     BOOST_CHECK(pnode2->fInbound == true);
     BOOST_CHECK(pnode2->fFeeler == false);
 }
@@ -214,7 +212,7 @@ BOOST_AUTO_TEST_CASE(ipv4_peer_with_ipv6_addrMe_test)
     in_addr ipv4AddrPeer;
     ipv4AddrPeer.s_addr = 0xa0b0c001;
     CAddress addr = CAddress(CService(ipv4AddrPeer, 7777), NODE_NETWORK);
-    std::unique_ptr<CNode> pnode = MakeUnique<CNode>(0, NODE_NETWORK, 0, INVALID_SOCKET, addr, 0, 0, CAddress{}, std::string{}, false);
+    std::unique_ptr<CNode> pnode = MakeUnique<CNode>(0, NODE_NETWORK, 0, INVALID_SOCKET, addr, 0, 0, CAddress{}, std::string{}, ConnectionType::OUTBOUND);
     pnode->fSuccessfullyConnected.store(true);
 
     // the peer claims to be reaching us via IPv6