From 4afeaeb4b6ab6c56e582436b17f367e216f16de1 Mon Sep 17 00:00:00 2001
From: Dirk Engling <erdgeist@erdgeist.org>
Date: Sun, 25 Oct 2026 02:43:09 +0200
Subject: Use the new ot_socket abstraction for socket creation, read and write

---
 opentracker.c | 29 ++++++++++++++++++++---------
 1 file changed, 20 insertions(+), 9 deletions(-)

(limited to 'opentracker.c')

diff --git a/opentracker.c b/opentracker.c
index af336aa..5b197d1 100644
--- a/opentracker.c
+++ b/opentracker.c
@@ -24,7 +24,6 @@
 /* Libowfat */
 #include "io.h"
 #include "iob.h"
-#include "socket.h"
 
 /* Opentracker */
 #include "ot_accesslist.h"
@@ -35,6 +34,7 @@
 #include "ot_mutex.h"
 #include "ot_random.h"
 #include "ot_scan.h"
+#include "ot_socket.h"
 #include "ot_stats.h"
 #include "ot_udp.h"
 #include "trackerlogic.h"
@@ -254,10 +254,10 @@ static void handle_accept(const int64_t serversocket) {
   struct http_data *cookie;
   int64_t           sock;
   ot_ip6            ip;
-  uint16            port;
+  uint16_t          port;
   tai6464           t;
 
-  while ((sock = socket_accept6(serversocket, ip, &port, NULL)) != -1) {
+  while ((sock = socket_accept(serversocket, ip, &port)) != -1) {
 
     /* Put fd into a non-blocking mode */
     io_nonblock(sock);
@@ -339,7 +339,7 @@ static void *server_mainloop(void *args) {
 }
 
 static int64_t ot_try_bind(ot_ip6 ip, uint16_t port, PROTO_FLAG proto) {
-  int64_t sock = proto == FLAG_TCP ? socket_tcp6() : socket_udp6();
+  int64_t sock;
 
 #ifdef _DEBUG
   {
@@ -352,11 +352,13 @@ static int64_t ot_try_bind(ot_ip6 ip, uint16_t port, PROTO_FLAG proto) {
   }
 #endif
 
-  if (socket_bind6_reuse(sock, ip, port, 0) == -1)
-    panic("socket_bind6_reuse");
-
-  if ((proto == FLAG_TCP) && (socket_listen(sock, SOMAXCONN) == -1))
-    panic("socket_listen");
+  if (proto == FLAG_TCP) {
+    if ((sock = socket_tcp_listen(ip, port)) == -1)
+      panic("socket_tcp_listen");
+  } else {
+    if ((sock = socket_udp_bind(ip, port)) == -1)
+      panic("socket_udp_bind");
+  }
 
   if (!io_fd(sock))
     panic("io_fd");
@@ -450,6 +452,7 @@ typedef enum {
     CONFIG_LISTEN_TCP,
     CONFIG_LISTEN_UDP,
     CONFIG_LISTEN_UDP_WORKERS,
+    CONFIG_LISTEN_REUSEPORT,
     CONFIG_ACCESS_WHITELIST,
     CONFIG_ACCESS_BLACKLIST,
     CONFIG_ACCESS_FIFO_ADD,
@@ -477,6 +480,7 @@ static const config_key config_keys[] = {
     CONFIG_KEY("listen.tcp",               CONFIG_LISTEN_TCP),
     CONFIG_KEY("listen.udp",               CONFIG_LISTEN_UDP),
     CONFIG_KEY("listen.udp.workers",       CONFIG_LISTEN_UDP_WORKERS),
+    CONFIG_KEY("listen.reuseport",         CONFIG_LISTEN_REUSEPORT),
 #ifdef WANT_ACCESSLIST_WHITE
     CONFIG_KEY("access.whitelist",         CONFIG_ACCESS_WHITELIST),
 #elif defined(WANT_ACCESSLIST_BLACK)
@@ -582,6 +586,13 @@ int parse_configfile(char *config_filename) {
         if (scan_udec(p, &value, UINT_MAX))
           g_udp_workers = (unsigned int)value;
         break;
+      case CONFIG_LISTEN_REUSEPORT:
+        /* Like listen.udp.workers this is read when a socket is bound, so it
+           has to come before the listen lines it should apply to. */
+        if (!scan_udec(p, &value, 1))
+          goto parse_error;
+        g_socket_reuseport = (int)value;
+        break;
 #ifdef WANT_ACCESSLIST_WHITE
       case CONFIG_ACCESS_WHITELIST:
         set_config_option(&g_accesslist_filename, p);
-- 
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