--- lbbs/src/common.c	2025/11/11 00:28:05	1.46
+++ lbbs/src/common.c	2025/11/28 03:23:58	1.49
@@ -14,6 +14,11 @@
 
 // Version
 const char APP_INFO[] = PACKAGE_STRING " build on " __DATE__ " " __TIME__;
+const char COPYRIGHT_INFO[] = "Copyright (C) 2004-2025  Leaflet <leaflet@leafok.com>\n"
+							  "This program comes with ABSOLUTELY NO WARRANTY.\n"
+							  "This is free software, and you are welcome to redistribute it \n"
+							  "under certain conditions; see the GNU General Public License \n"
+							  "version 3 for details.\n";
 
 // Enviroment
 const char CONF_BBSD[] = "conf/bbsd.conf";
@@ -21,7 +26,8 @@ const char CONF_MENU[] = "var/menu_merge
 const char CONF_BBSNET[] = "conf/bbsnet.conf";
 const char CONF_BWF[] = "conf/badwords.conf";
 const char CONF_TOP10_MENU[] = "var/bbs_top_menu.conf";
-const char SSH_HOST_KEYFILE[] = "conf/ssh_host_rsa_key";
+const char SSH_HOST_RSA_KEY_FILE[] = "conf/ssh_host_rsa_key";
+const char SSH_HOST_ED25519_KEY_FILE[] = "conf/ssh_host_ed25519_key";
 
 const char LOG_FILE_INFO[] = "log/bbsd.log";
 const char LOG_FILE_ERROR[] = "log/error.log";
@@ -65,14 +71,11 @@ const char *data_files_load_startup[] =
 const int data_files_load_startup_count = sizeof(data_files_load_startup) / sizeof(const char *);
 
 // Global declaration for sockets
-int socket_server[2];
-int socket_client;
 char hostaddr_client[IP_ADDR_LEN];
 int port_client;
 
 // SSHv2
 int SSH_v2 = 0;
-ssh_bind sshbind;
 ssh_session SSH_session;
 ssh_channel SSH_channel;