From 0d31e9875f782c476e6f85791ceb8ae8a6758ae8 Mon Sep 17 00:00:00 2001
From: Ryan Dahl <ry@tinyclouds.org>
Date: Wed, 30 Dec 2009 10:43:47 -0800
Subject: [PATCH] [net2] socket.setNoDelay

---
 lib/net.js       |  6 ++++++
 src/node_net2.cc | 18 ++++++++++++++++++
 2 files changed, 24 insertions(+)

diff --git a/lib/net.js b/lib/net.js
index 035272781d..72d852da7b 100644
--- a/lib/net.js
+++ b/lib/net.js
@@ -19,6 +19,7 @@ var shutdown    = process.shutdown;
 var read        = process.read;
 var write       = process.write;
 var toRead      = process.toRead;
+var setNoDelay  = process.setNoDelay;
 var socketError = process.socketError;
 var getsockname = process.getsockname;
 var getaddrinfo = process.getaddrinfo;
@@ -339,6 +340,11 @@ Socket.prototype.address = function () {
 };
 
 
+Socket.prototype.setNoDelay = function (v) {
+  setNoDelay(this.fd, v);
+};
+
+
 Socket.prototype.forceClose = function (exception) {
   if (this.fd) {
     this.readable = false;
diff --git a/src/node_net2.cc b/src/node_net2.cc
index 4056fc28d8..7b7108ad8d 100644
--- a/src/node_net2.cc
+++ b/src/node_net2.cc
@@ -546,6 +546,23 @@ static Handle<Value> ToRead(const Arguments& args) {
 }
 
 
+static Handle<Value> SetNoDelay(const Arguments& args) {
+  int flags, r;
+  HandleScope scope;
+
+  FD_ARG(args[0])
+
+  flags = args[1]->IsFalse() ? 0 : 1;
+  r = setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, (void *)&flags, sizeof(flags));
+
+  if (r < 0) {
+    return ThrowException(ErrnoException(errno, "setsockopt"));
+  }
+
+  return Undefined();
+}
+
+
 // G E T A D D R I N F O
 
 struct resolve_request {
@@ -739,6 +756,7 @@ void InitNet2(Handle<Object> target) {
   NODE_SET_METHOD(target, "accept", Accept);
   NODE_SET_METHOD(target, "socketError", SocketError);
   NODE_SET_METHOD(target, "toRead", ToRead);
+  NODE_SET_METHOD(target, "setNoDelay", SetNoDelay);
   NODE_SET_METHOD(target, "getsocksame", GetSockName);
   NODE_SET_METHOD(target, "getaddrinfo", GetAddrInfo);
   NODE_SET_METHOD(target, "needsLookup", NeedsLookup);