/[LeafOK_CVS]/lbbs/src/common.c
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Revision 1.26 by sysadm, Sun Jun 1 03:07:42 2025 UTC Revision 1.42 by sysadm, Tue Nov 4 14:58:56 2025 UTC
# Line 1  Line 1 
1  /***************************************************************************  /* SPDX-License-Identifier: GPL-3.0-or-later */
2                                                    common.c  -  description  /*
3                                                           -------------------   * common
4          Copyright            : (C) 2004-2025 by Leaflet   *   - common definitions
5          Email                : leaflet@leafok.com   *
6   ***************************************************************************/   * Copyright (C) 2004-2025  Leaflet <leaflet@leafok.com>
7     */
 /***************************************************************************  
  *                                                                         *  
  *   This program is free software; you can redistribute it and/or modify  *  
  *   it under the terms of the GNU General Public License as published by  *  
  *   the Free Software Foundation; either version 3 of the License, or     *  
  *   (at your option) any later version.                                   *  
  *                                                                         *  
  ***************************************************************************/  
   
 #define _POSIX_C_SOURCE 200112L  
8    
9  #include "common.h"  #include "common.h"
 #include "log.h"  
 #include "menu.h"  
 #include <string.h>  
 #include <time.h>  
 #include <sys/types.h>  
   
 // Version information  
 char app_version[256] = "LBBS-devel version 1.0";  
10    
11  // File loader  // File loader
12  const char *data_files_load_startup[] = {  const char *data_files_load_startup[] = {
# Line 33  const char *data_files_load_startup[] = Line 15  const char *data_files_load_startup[] =
15          DATA_GOODBYE,          DATA_GOODBYE,
16          DATA_LICENSE,          DATA_LICENSE,
17          DATA_COPYRIGHT,          DATA_COPYRIGHT,
18            DATA_VERSION,
19          DATA_LOGIN_ERROR,          DATA_LOGIN_ERROR,
20          DATA_ACTIVE_BOARD,          DATA_ACTIVE_BOARD,
21          DATA_READ_HELP,          DATA_READ_HELP,
22            DATA_EDITOR_HELP,
23          VAR_BBS_TOP};          VAR_BBS_TOP};
 int data_files_load_startup_count = 9; // Count of data_files_load_startup[]  
24    
25  const char *data_files_load_timeval[] = {  const int data_files_load_startup_count = sizeof(data_files_load_startup) / sizeof(const char *);
         VAR_BBS_TOP};  
 int data_files_load_timeval_count = 1; // Count of data_files_load_timeval[]  
26    
27  // Global declaration for sockets  // Global declaration for sockets
28  int socket_server;  int socket_server[2];
29  int socket_client;  int socket_client;
30  char hostaddr_server[50];  char hostaddr_client[IP_ADDR_LEN];
 char hostaddr_client[50];  
 int port_server;  
31  int port_client;  int port_client;
32    
33    // SSHv2
34    int SSH_v2 = 0;
35    ssh_bind sshbind;
36    ssh_session SSH_session;
37    ssh_channel SSH_channel;
38    
39  // Global declaration for system  // Global declaration for system
40  volatile int SYS_server_exit = 0;  volatile int SYS_server_exit = 0;
41  volatile int SYS_child_process_count = 0;  volatile int SYS_child_process_count = 0;
42  volatile int SYS_child_exit = 0;  volatile int SYS_child_exit = 0;
43  volatile int SYS_conf_reload = 0;  volatile int SYS_conf_reload = 0;
 volatile int SYS_data_file_reload = 0;  
 volatile int SYS_section_list_reload = 0;  
   
 static const char *weekday[] = {  
         "天", "一", "二", "三", "四", "五", "六"};  
44    
45  // Common function  // Common function
 const char *get_time_str(char *s, size_t len)  
 {  
         time_t curtime;  
         struct tm local_tm;  
   
         time(&curtime);  
         localtime_r(&curtime, &local_tm);  
         size_t j = strftime(s, len, "%b %d %H:%M 星期", &local_tm);  
   
         if (j == 0 || j + strlen(weekday[local_tm.tm_wday]) + 1 > len)  
         {  
                 return NULL;  
         }  
   
         strncat(s, weekday[local_tm.tm_wday], len - 1 - j);  
   
         return s;  
 }  
   
46  void sig_hup_handler(int i)  void sig_hup_handler(int i)
47  {  {
48          SYS_conf_reload = 1;          SYS_conf_reload = 1;
         SYS_data_file_reload = 1;  
         SYS_section_list_reload = 1;  
49  }  }
50    
51  void sig_term_handler(int i)  void sig_term_handler(int i)
# Line 98  void sig_chld_handler(int i) Line 57  void sig_chld_handler(int i)
57  {  {
58          SYS_child_exit = 1;          SYS_child_exit = 1;
59  }  }
   
 const char *ip_mask(char *s, int level, char mask)  
 {  
         char *p = s;  
   
         if (level <= 0)  
         {  
                 return s;  
         }  
         if (level > 4)  
         {  
                 level = 4;  
         }  
   
         for (int i = 0; i < 4 - level; i++)  
         {  
                 p = strchr(p, '.');  
                 if (p == NULL)  
                 {  
                         return s;  
                 }  
                 p++;  
         }  
   
         for (int i = 0; i < level; i++)  
         {  
                 *p = mask;  
                 p++;  
                 if (i < level - 1)  
                 {  
                         *p = '.';  
                         p++;  
                 }  
         }  
         *p = '\0';  
   
         return s;  
 }  

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