/[LeafOK_CVS]/lbbs/src/common.c
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Revision 1.33 by sysadm, Tue Jun 17 13:17:04 2025 UTC Revision 1.53 by sysadm, Sat Jan 3 10:27:14 2026 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) 2004-2026  Leaflet <leaflet@leafok.com>
7     */
8  /***************************************************************************  
9   *                                                                         *  #ifdef HAVE_CONFIG_H
10   *   This program is free software; you can redistribute it and/or modify  *  #include "config.h"
11   *   it under the terms of the GNU General Public License as published by  *  #endif
  *   the Free Software Foundation; either version 3 of the License, or     *  
  *   (at your option) any later version.                                   *  
  *                                                                         *  
  ***************************************************************************/  
12    
13  #include "common.h"  #include "common.h"
14  #include "log.h"  
15  #include "menu.h"  // Version
16  #include <string.h>  const char APP_INFO[] = PACKAGE_STRING " build on " __DATE__ " " __TIME__;
17  #include <time.h>  const char COPYRIGHT_INFO[] = "Copyright (C) 2004-2026  Leaflet <leaflet@leafok.com>\n"
18  #include <signal.h>                                                            "This program comes with ABSOLUTELY NO WARRANTY.\n"
19  #include <sys/types.h>                                                            "This is free software, and you are welcome to redistribute it \n"
20                                                              "under certain conditions; see the GNU General Public License \n"
21                                                              "version 3 for details.\n";
22    
23    // Enviroment
24    const char CONF_BBSD[] = "conf/bbsd.conf";
25    const char CONF_MENU[] = "var/menu_merged.conf";
26    const char CONF_BBSNET[] = "conf/bbsnet.conf";
27    const char CONF_BWF[] = "conf/badwords.conf";
28    const char CONF_TOP10_MENU[] = "var/bbs_top_menu.conf";
29    const char SSH_HOST_RSA_KEY_FILE[] = "conf/ssh_host_rsa_key";
30    const char SSH_HOST_ED25519_KEY_FILE[] = "conf/ssh_host_ed25519_key";
31    const char SSH_HOST_ECDSA_KEY_FILE[] = "conf/ssh_host_ecdsa_key";
32    const char SSH_KNOWN_HOSTS_FILE[] = "var/known_hosts";
33    
34    const char LOG_FILE_INFO[] = "log/bbsd.log";
35    const char LOG_FILE_ERROR[] = "log/error.log";
36    
37    const char DATA_WELCOME[] = "data/welcome.txt";
38    const char DATA_REGISTER[] = "data/register.txt";
39    const char DATA_GOODBYE[] = "data/goodbye.txt";
40    const char DATA_EULA[] = "data/eula.txt";
41    const char DATA_LICENSE[] = "data/license.txt";
42    const char DATA_COPYRIGHT[] = "data/copyright.txt";
43    const char DATA_VERSION[] = "data/version.txt";
44    const char DATA_LOGIN_ERROR[] = "data/login_error.txt";
45    const char DATA_ACTIVE_BOARD[] = "data/active_board.txt";
46    const char DATA_READ_HELP[] = "data/read_help.txt";
47    const char DATA_EDITOR_HELP[] = "data/editor_help.txt";
48    
49    const char VAR_BBS_TOP[] = "var/bbs_top.txt";
50    
51    const char VAR_ARTICLE_BLOCK_SHM[] = "var/article_block_shm.~";
52    const char VAR_SECTION_LIST_SHM[] = "var/section_list_shm.~";
53    const char VAR_TRIE_DICT_SHM[] = "var/trie_dict_shm.~";
54    const char VAR_USER_LIST_SHM[] = "var/user_list_shm.~";
55    
56    const char VAR_ARTICLE_CACHE_DIR[] = "var/articles/";
57    const char VAR_GEN_EX_MENU_DIR[] = "var/gen_ex/";
58    const char VAR_SECTION_AID_LOC_DIR[] = "var/section_aid_loc/";
59    
60  // File loader  // File loader
61  const char *data_files_load_startup[] = {  const char *data_files_load_startup[] = {
62          DATA_WELCOME,          DATA_WELCOME,
63          DATA_REGISTER,          DATA_REGISTER,
64          DATA_GOODBYE,          DATA_GOODBYE,
65            DATA_EULA,
66          DATA_LICENSE,          DATA_LICENSE,
67          DATA_COPYRIGHT,          DATA_COPYRIGHT,
68            DATA_VERSION,
69          DATA_LOGIN_ERROR,          DATA_LOGIN_ERROR,
70          DATA_ACTIVE_BOARD,          DATA_ACTIVE_BOARD,
71          DATA_READ_HELP,          DATA_READ_HELP,
72            DATA_EDITOR_HELP,
73          VAR_BBS_TOP};          VAR_BBS_TOP};
74  int data_files_load_startup_count = 9; // Count of data_files_load_startup[]  
75    const int data_files_load_startup_count = sizeof(data_files_load_startup) / sizeof(const char *);
76    
77  // Global declaration for sockets  // Global declaration for sockets
 int socket_server[2];  
 int socket_client;  
78  char hostaddr_client[IP_ADDR_LEN];  char hostaddr_client[IP_ADDR_LEN];
79  int port_client;  int port_client;
80    
81  // SSHv2  // SSHv2
82  int SSH_v2 = 0;  int SSH_v2 = 0;
 ssh_bind sshbind;  
83  ssh_session SSH_session;  ssh_session SSH_session;
84  ssh_channel SSH_channel;  ssh_channel SSH_channel;
85    
# Line 52  volatile int SYS_server_exit = 0; Line 88  volatile int SYS_server_exit = 0;
88  volatile int SYS_child_process_count = 0;  volatile int SYS_child_process_count = 0;
89  volatile int SYS_child_exit = 0;  volatile int SYS_child_exit = 0;
90  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"};  
91    
92  // 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;  
 }  
   
93  void sig_hup_handler(int i)  void sig_hup_handler(int i)
94  {  {
95          SYS_conf_reload = 1;          SYS_conf_reload = 1;
         SYS_data_file_reload = 1;  
         SYS_section_list_reload = 1;  
96  }  }
97    
98  void sig_term_handler(int i)  void sig_term_handler(int i)
# Line 94  void sig_chld_handler(int i) Line 104  void sig_chld_handler(int i)
104  {  {
105          SYS_child_exit = 1;          SYS_child_exit = 1;
106  }  }
   
 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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