From 280344488f09ff29deb052dfa94ed74668c00b18 Mon Sep 17 00:00:00 2001
From: Dirk Engling <erdgeist@erdgeist.org>
Date: Fri, 23 Oct 2026 22:10:58 +0200
Subject: Remove last byte_diff and provide more prototypes

---
 ot_livesync.c | 6 +++---
 ot_livesync.h | 6 +++---
 ot_sync.c     | 9 ++++-----
 3 files changed, 10 insertions(+), 11 deletions(-)

diff --git a/ot_livesync.c b/ot_livesync.c
index f620592..efba4d7 100644
--- a/ot_livesync.c
+++ b/ot_livesync.c
@@ -57,7 +57,7 @@ static sync_buffer g_v6_buf;
 static sync_buffer g_v4_buf;
 
 static pthread_t   thread_id;
-void livesync_init() {
+void livesync_init(void) {
 
   if (g_socket_in == -1)
     exerr("No socket address for live sync specified.");
@@ -78,7 +78,7 @@ void livesync_init() {
   pthread_create(&thread_id, NULL, livesync_worker, NULL);
 }
 
-void livesync_deinit() {
+void livesync_deinit(void) {
   if (g_socket_in != -1)
     close(g_socket_in);
   if (g_socket_out != -1)
@@ -167,7 +167,7 @@ static void livesync_handle_peersync(struct ot_workstruct *ws, size_t peer_size)
 /* Tickle the live sync module from time to time, so no events get
    stuck when there's not enough traffic to fill udp packets fast
    enough */
-void livesync_ticker() {
+void livesync_ticker(void) {
   /* livesync_issue_peersync sets g_next_packet_time */
   pthread_mutex_lock(&g_outbuf_mutex);
   if (g_now_seconds > g_v6_buf.next_packet_time && g_v6_buf.fill > sizeof(g_tracker_id) + sizeof(uint32_t))
diff --git a/ot_livesync.h b/ot_livesync.h
index cb28774..ed710f0 100644
--- a/ot_livesync.h
+++ b/ot_livesync.h
@@ -47,8 +47,8 @@
 
 #define LIVESYNC_PORT 9696
 
-void livesync_init();
-void livesync_deinit();
+void livesync_init(void);
+void livesync_deinit(void);
 
 /* Join multicast group for listening and create sending socket */
 void livesync_bind_mcast(char *ip, uint16_t port);
@@ -59,7 +59,7 @@ void livesync_tell(struct ot_workstruct *ws);
 /* Tickle the live sync module from time to time, so no events get
    stuck when there's not enough traffic to fill udp packets fast
    enough */
-void livesync_ticker();
+void livesync_ticker(void);
 
 /* Handle an incoming live sync packet */
 void handle_livesync(const int64 sock);
diff --git a/ot_sync.c b/ot_sync.c
index 65a8170..2241bf3 100644
--- a/ot_sync.c
+++ b/ot_sync.c
@@ -12,7 +12,6 @@
 #include <sys/uio.h>
 
 /* Libowfat */
-#include "byte.h"
 #include "io.h"
 #include "scan.h"
 
@@ -36,15 +35,15 @@ int add_changeset_to_tracker(uint8_t *data, size_t len) {
   uint8_t      *end = data + len;
   unsigned long peer_count;
 
-  /* We do know, that the string is \n terminated, so it cant
+  /* We do know, that the string is \n terminated, so it can't
      overflow */
-  if (byte_diff(data, 8, "d4:syncd"))
+  if (!memcmp(data, "d4:syncd", 8))
     return -1;
   data += 8;
 
   while (1) {
-    if (byte_diff(data, 3, "20:")) {
-      if (byte_diff(data, 2, "ee"))
+    if (!memcmp(data, "20:", 3)) {
+      if (!memcmp(data, "ee", 2))
         return -1;
       return 0;
     }
-- 
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