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authorFabio Alessandrelli <fabio.alessandrelli@gmail.com>2020-02-18 12:55:18 +0100
committerFabio Alessandrelli <fabio.alessandrelli@gmail.com>2020-02-18 13:00:10 +0100
commitcae0d8853d7a373ad8720289c12c7c2e7b5ef240 (patch)
treecabc2154c6e32c22a9d04154cea6d413d5488d37 /drivers
parentef5891091bceef2800b4fae4cd85af219e791467 (diff)
Disable NetSocket reuse address on Windows.
It actually means reuse port -.- ...
Diffstat (limited to 'drivers')
-rw-r--r--drivers/unix/net_socket_posix.cpp13
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/unix/net_socket_posix.cpp b/drivers/unix/net_socket_posix.cpp
index cab5513e0a..4eb4b32931 100644
--- a/drivers/unix/net_socket_posix.cpp
+++ b/drivers/unix/net_socket_posix.cpp
@@ -673,22 +673,29 @@ void NetSocketPosix::set_tcp_no_delay_enabled(bool p_enabled) {
void NetSocketPosix::set_reuse_address_enabled(bool p_enabled) {
ERR_FAIL_COND(!is_open());
+// On Windows, enabling SO_REUSEADDR actually would also enable reuse port, very bad on TCP. Denying...
+// Windows does not have this option, SO_REUSEADDR in this magical world means SO_REUSEPORT
+#ifndef WINDOWS_ENABLED
+ if (_is_stream)
+ return;
int par = p_enabled ? 1 : 0;
if (setsockopt(_sock, SOL_SOCKET, SO_REUSEADDR, SOCK_CBUF(&par), sizeof(int)) < 0) {
WARN_PRINT("Unable to set socket REUSEADDR option!");
}
+#endif
}
void NetSocketPosix::set_reuse_port_enabled(bool p_enabled) {
-// Windows does not have this option, as it is always ON when setting REUSEADDR.
-#ifndef WINDOWS_ENABLED
ERR_FAIL_COND(!is_open());
+// See comment above...
+#ifdef WINDOWS_ENABLED
+#define SO_REUSEPORT SO_REUSEADDR
+#endif
int par = p_enabled ? 1 : 0;
if (setsockopt(_sock, SOL_SOCKET, SO_REUSEPORT, SOCK_CBUF(&par), sizeof(int)) < 0) {
WARN_PRINT("Unable to set socket REUSEPORT option!");
}
-#endif
}
bool NetSocketPosix::is_open() const {