/[svn]/ircd-hybrid/trunk/include/conf_db.h
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Contents of /ircd-hybrid/trunk/include/conf_db.h

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Revision 1668 - (show annotations)
Mon Nov 19 21:28:28 2012 UTC (7 years, 7 months ago) by michael
File MIME type: text/x-csrc
File size: 3442 byte(s)
- conf_db.c: import backup/restore cleanups from 5.1.24

1 /*
2 * ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3 *
4 * Copyright (C) 1996-2009 by Andrew Church <achurch@achurch.org>
5 * Copyright (C) 2012 by the Hybrid Development Team.
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
20 * USA
21 */
22
23 /*! \file conf_db.h
24 * \brief Includes file utilities for database handling
25 * \version $Id$
26 */
27
28 #ifndef DATAFILES_H
29 #define DATAFILES_H
30
31 struct dbFILE
32 {
33 char mode; /**< 'r' for reading, 'w' for writing */
34 FILE *fp; /**< The file pointer itself */
35 char filename[PATH_MAX + 1]; /**< Name of the database file */
36 char tempname[PATH_MAX + 1]; /**< Name of the temporary file (for writing) */
37 };
38
39 extern void check_file_version(struct dbFILE *);
40 extern uint32_t get_file_version(struct dbFILE *);
41 extern int write_file_version(struct dbFILE *, uint32_t);
42
43 extern struct dbFILE *open_db(const char *, const char *, uint32_t);
44 extern void restore_db(struct dbFILE *); /* Restore to state before open_db() */
45 extern int close_db(struct dbFILE *);
46 extern void backup_databases(void);
47
48 #define read_db(f,buf,len) (fread((buf),1,(len),(f)->fp))
49 #define write_db(f,buf,len) (fwrite((buf),1,(len),(f)->fp))
50 #define getc_db(f) (fgetc((f)->fp))
51
52 extern int read_uint8(uint8_t *, struct dbFILE *);
53 extern int write_uint8(uint8_t, struct dbFILE *);
54 extern int read_uint16(uint16_t *, struct dbFILE *);
55 extern int write_uint16(uint16_t, struct dbFILE *);
56 extern int read_uint32(uint32_t *, struct dbFILE *);
57 extern int write_uint32(uint32_t, struct dbFILE *);
58 extern int read_uint64(uint64_t *, struct dbFILE *);
59 extern int write_uint64(uint64_t, struct dbFILE *);
60 extern int read_ptr(void **, struct dbFILE *);
61 extern int write_ptr(const void *, struct dbFILE *);
62 extern int read_string(char **, struct dbFILE *);
63 extern int write_string(const char *, struct dbFILE *);
64
65 extern void load_kline_database(void);
66 extern void save_kline_database(void);
67 extern void load_dline_database(void);
68 extern void save_dline_database(void);
69 extern void load_gline_database(void);
70 extern void save_gline_database(void);
71 extern void load_xline_database(void);
72 extern void save_xline_database(void);
73 extern void load_resv_database(void);
74 extern void save_resv_database(void);
75 extern void save_all_databases(void *);
76
77 #define read_buffer(buf,f) (read_db((f),(buf),sizeof(buf)) == sizeof(buf))
78 #define write_buffer(buf,f) (write_db((f),(buf),sizeof(buf)) == sizeof(buf))
79 #define read_buflen(buf,len,f) (read_db((f),(buf),(len)) == (len))
80 #define write_buflen(buf,len,f) (write_db((f),(buf),(len)) == (len))
81 #define read_variable(var,f) (read_db((f),&(var),sizeof(var)) == sizeof(var))
82 #define write_variable(var,f) (write_db((f),&(var),sizeof(var)) == sizeof(var))
83
84 #define DATABASE_UPDATE_TIMEOUT 300
85 #define KLINE_DB_VERSION 1
86 #endif

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