--- lbbs/src/net_server.c	2025/05/04 14:54:55	1.15
+++ lbbs/src/net_server.c	2025/05/05 14:27:57	1.17
@@ -22,10 +22,9 @@
 #include "fork.h"
 #include "tcplib.h"
 #include <sys/socket.h>
-#include <netinet/in.h>
 #include <arpa/inet.h>
 
-int net_server(const char *hostaddr, unsigned int port)
+int net_server(const char *hostaddr, in_port_t port)
 {
 	unsigned int namelen;
 	int result;
@@ -44,7 +43,7 @@ int net_server(const char *hostaddr, uns
 
 	sin.sin_family = AF_INET;
 	sin.sin_addr.s_addr =
-		(strlen(hostaddr) > 0 ? inet_addr(hostaddr) : INADDR_ANY);
+		(strnlen(hostaddr, sizeof(hostaddr)) > 0 ? inet_addr(hostaddr) : INADDR_ANY);
 	sin.sin_port = htons(port);
 
 	if (bind(socket_server, (struct sockaddr *)&sin, sizeof(sin)) < 0)
@@ -60,7 +59,9 @@ int net_server(const char *hostaddr, uns
 		exit(3);
 	}
 
-	strcpy(hostaddr_server, inet_ntoa(sin.sin_addr));
+	strncpy(hostaddr_server, inet_ntoa(sin.sin_addr), sizeof(hostaddr_server) - 1);
+	hostaddr_server[sizeof(hostaddr_server) - 1] = '\0';
+
 	port_server = ntohs(sin.sin_port);
 
 	log_std("Listening at %s:%d\n", hostaddr_server, port_server);
@@ -108,7 +109,9 @@ int net_server(const char *hostaddr, uns
 			continue;
 		}
 
-		strcpy(hostaddr_client, (const char *)inet_ntoa(sin.sin_addr));
+		strncpy(hostaddr_client, inet_ntoa(sin.sin_addr), sizeof(hostaddr_client) - 1);
+		hostaddr_client[sizeof(hostaddr_client) - 1] = '\0';
+
 		port_client = ntohs(sin.sin_port);
 
 		log_std("Accept connection from %s:%d\n", hostaddr_client,