| 1 |
/* |
| 2 |
* ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd) |
| 3 |
* |
| 4 |
* Copyright (c) 1997-2014 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 __DBUF_H_INCLUDED |
| 28 |
#define __DBUF_H_INCLUDED |
| 29 |
|
| 30 |
#define DBUF_BLOCK_SIZE 1024 |
| 31 |
|
| 32 |
#define dbuf_length(x) ((x)->total_size) |
| 33 |
#define dbuf_clear(x) dbuf_delete(x, dbuf_length(x)) |
| 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 |
