From c71117fcb04fc2e45b5e76fe96b077a07b0c0f82 Mon Sep 17 00:00:00 2001
From: Bushstar <bushsolo@gmail.com>
Date: Tue, 25 May 2021 07:15:34 +0100
Subject: net: remove non-blocking bool from interface

---
 src/netbase.cpp | 28 ++++++++--------------------
 1 file changed, 8 insertions(+), 20 deletions(-)

(limited to 'src/netbase.cpp')

diff --git a/src/netbase.cpp b/src/netbase.cpp
index 2980bdf459..6697a13921 100644
--- a/src/netbase.cpp
+++ b/src/netbase.cpp
@@ -304,7 +304,7 @@ enum class IntrRecvError {
  *
  * @see This function can be interrupted by calling InterruptSocks5(bool).
  *      Sockets can be made non-blocking with SetSocketNonBlocking(const
- *      SOCKET&, bool).
+ *      SOCKET&).
  */
 static IntrRecvError InterruptibleRecv(uint8_t* data, size_t len, int timeout, const Sock& sock)
 {
@@ -517,7 +517,7 @@ std::unique_ptr<Sock> CreateSockTCP(const CService& address_family)
     SetSocketNoDelay(hSocket);
 
     // Set the non-blocking option on the socket.
-    if (!SetSocketNonBlocking(hSocket, true)) {
+    if (!SetSocketNonBlocking(hSocket)) {
         CloseSocket(hSocket);
         LogPrintf("Error setting socket to non-blocking: %s\n", NetworkErrorString(WSAGetLastError()));
         return nullptr;
@@ -716,28 +716,16 @@ bool LookupSubNet(const std::string& strSubnet, CSubNet& ret, DNSLookupFn dns_lo
     return false;
 }
 
-bool SetSocketNonBlocking(const SOCKET& hSocket, bool fNonBlocking)
+bool SetSocketNonBlocking(const SOCKET& hSocket)
 {
-    if (fNonBlocking) {
 #ifdef WIN32
-        u_long nOne = 1;
-        if (ioctlsocket(hSocket, FIONBIO, &nOne) == SOCKET_ERROR) {
+    u_long nOne = 1;
+    if (ioctlsocket(hSocket, FIONBIO, &nOne) == SOCKET_ERROR) {
 #else
-        int fFlags = fcntl(hSocket, F_GETFL, 0);
-        if (fcntl(hSocket, F_SETFL, fFlags | O_NONBLOCK) == SOCKET_ERROR) {
+    int fFlags = fcntl(hSocket, F_GETFL, 0);
+    if (fcntl(hSocket, F_SETFL, fFlags | O_NONBLOCK) == SOCKET_ERROR) {
 #endif
-            return false;
-        }
-    } else {
-#ifdef WIN32
-        u_long nZero = 0;
-        if (ioctlsocket(hSocket, FIONBIO, &nZero) == SOCKET_ERROR) {
-#else
-        int fFlags = fcntl(hSocket, F_GETFL, 0);
-        if (fcntl(hSocket, F_SETFL, fFlags & ~O_NONBLOCK) == SOCKET_ERROR) {
-#endif
-            return false;
-        }
+        return false;
     }
 
     return true;
-- 
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