From 53e930db105df0e1103d8b6de9d5cb223c744d49 Mon Sep 17 00:00:00 2001
From: Alfredo Cardigliano <cardigliano@ntop.org>
Date: Mon, 29 Mar 2021 09:28:13 +0200
Subject: [PATCH] Fix compilation on MacOS

---
 include/n2n.h    | 10 ++++++++--
 src/edge_utils.c |  4 ++--
 src/sn_utils.c   |  4 ++--
 3 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/include/n2n.h b/include/n2n.h
index 7a38da3..8f850e2 100644
--- a/include/n2n.h
+++ b/include/n2n.h
@@ -155,11 +155,17 @@
 #include "sn_selection.h"
 #include "network_traffic_filter.h"
 
-/* ************************************** */
-
 #include "header_encryption.h"
 #include "tf.h"
 
+/* ************************************** */
+
+#if !defined(SOL_TCP) && defined(IPPROTO_TCP)
+#define SOL_TCP IPPROTO_TCP
+#endif
+
+/* ************************************** */
+
 #ifndef TRACE_ERROR
 #define TRACE_ERROR       0, __FILE__, __LINE__
 #define TRACE_WARNING     1, __FILE__, __LINE__
diff --git a/src/edge_utils.c b/src/edge_utils.c
index aecc38f..46f04fb 100644
--- a/src/edge_utils.c
+++ b/src/edge_utils.c
@@ -890,7 +890,7 @@ static ssize_t sendto_sock (n2n_edge_t *eee, const void * buf,
 
         setsockopt(eee->sock, SOL_TCP, TCP_NODELAY, &value, sizeof(value));
         value = 1;
-#ifndef WIN32
+#if !defined(WIN32) && !defined(__APPLE__)
         setsockopt(eee->sock, SOL_TCP, TCP_CORK, &value, sizeof(value));
 #endif
 
@@ -908,7 +908,7 @@ static ssize_t sendto_sock (n2n_edge_t *eee, const void * buf,
     if(eee->conf.connect_tcp) {
         value = 1; /* value should still be set to 1 */
         setsockopt(eee->sock, SOL_TCP, TCP_NODELAY, &value, sizeof(value));
-#ifndef WIN32
+#if !defined(WIN32) && !defined(__APPLE__)
         value = 0;
         setsockopt(eee->sock, SOL_TCP, TCP_CORK, &value, sizeof(value));
 #endif
diff --git a/src/sn_utils.c b/src/sn_utils.c
index 3f9ec98..7ee8746 100644
--- a/src/sn_utils.c
+++ b/src/sn_utils.c
@@ -151,7 +151,7 @@ static ssize_t sendto_sock(n2n_sn_t *sss,
 
         setsockopt(socket_fd, SOL_TCP, TCP_NODELAY, &value, sizeof(value));
         value = 1;
-#ifndef WIN32
+#if !defined(WIN32) && !defined(__APPLE__)
         setsockopt(socket_fd, SOL_TCP, TCP_CORK, &value, sizeof(value));
 #endif
 
@@ -170,7 +170,7 @@ static ssize_t sendto_sock(n2n_sn_t *sss,
     if((socket_fd >= 0) && (socket_fd != sss->sock)) {
         value = 1; /* value should still be set to 1 */
         setsockopt(socket_fd, SOL_TCP, TCP_NODELAY, &value, sizeof(value));
-#ifndef WIN32
+#if !defined(WIN32) && !defined(__APPLE__)
         value = 0;
         setsockopt(socket_fd, SOL_TCP, TCP_CORK, &value, sizeof(value));
 #endif