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

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Revision 6347 - (show annotations)
Tue Aug 11 17:44:39 2015 UTC (7 years, 6 months ago) by michael
File MIME type: text/x-csrc
File size: 1758 byte(s)
- Make use of enum in more places

1 /*
2 * ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
3 *
4 * Copyright (c) 1997-2015 ircd-hybrid development team
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
19 * USA
20 */
21
22 /*! \file dbuf.h
23 * \brief A header for the dynamic buffers functions.
24 * \version $Id$
25 */
26
27 #ifndef INCLUDED_dbuf_h
28 #define INCLUDED_dbuf_h
29
30 #define dbuf_length(x) ((x)->total_size)
31 #define dbuf_clear(x) dbuf_delete(x, dbuf_length(x))
32
33 enum { DBUF_BLOCK_SIZE = 1024 };
34
35 struct dbuf_block
36 {
37 int refs;
38 size_t size;
39 char data[DBUF_BLOCK_SIZE];
40 };
41
42 struct dbuf_queue
43 {
44 dlink_list blocks;
45 size_t total_size;
46 size_t pos;
47 };
48
49 extern void dbuf_init(void);
50 extern struct dbuf_block *dbuf_alloc(void);
51 extern void dbuf_ref_free(struct dbuf_block *);
52 extern void dbuf_add(struct dbuf_queue *, struct dbuf_block *);
53 extern void dbuf_delete(struct dbuf_queue *, size_t);
54 extern void dbuf_put_fmt(struct dbuf_block *, const char *, ...);
55 extern void dbuf_put_args(struct dbuf_block *, const char *, va_list);
56 extern void dbuf_put(struct dbuf_queue *, const char *, size_t);
57 #endif

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