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/***************************************************************************
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common.c - description
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-------------------
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Copyright : (C) 2004-2025 by Leaflet
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Email : leaflet@leafok.com
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 3 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#include "common.h"
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#include "log.h"
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#include "menu.h"
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#include <signal.h>
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#include <string.h>
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#include <time.h>
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#include <sys/types.h>
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// File loader
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const char *data_files_load_startup[] = {
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DATA_WELCOME,
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DATA_REGISTER,
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DATA_GOODBYE,
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DATA_LICENSE,
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DATA_COPYRIGHT,
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DATA_LOGIN_ERROR,
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DATA_ACTIVE_BOARD,
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DATA_READ_HELP,
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VAR_BBS_TOP};
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int data_files_load_startup_count = 9; // Count of data_files_load_startup[]
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// Global declaration for sockets
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int socket_server[2];
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int socket_client;
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char hostaddr_client[IP_ADDR_LEN];
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int port_client;
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// SSHv2
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int SSH_v2 = 0;
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ssh_bind sshbind;
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ssh_session SSH_session;
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ssh_channel SSH_channel;
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// Global declaration for system
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volatile int SYS_server_exit = 0;
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volatile int SYS_child_process_count = 0;
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volatile int SYS_child_exit = 0;
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volatile int SYS_conf_reload = 0;
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static const char *weekday[] = {
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"天", "一", "二", "三", "四", "五", "六"};
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// Common function
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const char *get_time_str(char *s, size_t len)
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{
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time_t curtime;
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struct tm local_tm;
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time(&curtime);
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localtime_r(&curtime, &local_tm);
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size_t j = strftime(s, len, "%b %d %H:%M 星期", &local_tm);
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if (j == 0 || j + strlen(weekday[local_tm.tm_wday]) + 1 > len)
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{
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return NULL;
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}
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strncat(s, weekday[local_tm.tm_wday], len - 1 - j);
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return s;
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}
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void sig_hup_handler(int i)
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{
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SYS_conf_reload = 1;
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}
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void sig_term_handler(int i)
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{
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SYS_server_exit = 1;
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}
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void sig_chld_handler(int i)
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{
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SYS_child_exit = 1;
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}
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const char *ip_mask(char *s, int level, char mask)
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{
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char *p = s;
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if (level <= 0)
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{
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return s;
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}
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if (level > 4)
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{
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level = 4;
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}
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for (int i = 0; i < 4 - level; i++)
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{
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p = strchr(p, '.');
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if (p == NULL)
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{
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return s;
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}
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p++;
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}
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for (int i = 0; i < level; i++)
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{
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*p = mask;
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p++;
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if (i < level - 1)
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{
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*p = '.';
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p++;
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}
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}
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*p = '\0';
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return s;
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}
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