elemental-ircd/libcharybdis/linebuf.h

88 lines
3.1 KiB
C

/*
* ircd-ratbox: A slightly useful ircd.
* linebuf.h: A header for the linebuf code.
*
* Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
* Copyright (C) 1996-2002 Hybrid Development Team
* Copyright (C) 2002-2004 ircd-ratbox development team
*
* 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 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*
* $Id: linebuf.h 376 2005-12-07 15:00:41Z nenolod $
*/
#ifndef __LINEBUF_H__
#define __LINEBUF_H__
#include "tools.h"
#include "commio.h"
/* How big we want a buffer - 510 data bytes, plus space for a '\0' */
#define BUF_DATA_SIZE 511
#define LINEBUF_COMPLETE 0
#define LINEBUF_PARTIAL 1
#define LINEBUF_PARSED 0
#define LINEBUF_RAW 1
struct _buf_line;
struct _buf_head;
typedef struct _buf_line buf_line_t;
typedef struct _buf_head buf_head_t;
struct _buf_line
{
char buf[BUF_DATA_SIZE + 2];
unsigned int terminated; /* Whether we've terminated the buffer */
unsigned int flushing; /* Whether we're flushing .. */
unsigned int raw; /* Whether this linebuf may hold 8-bit data */
int len; /* How much data we've got */
int refcount; /* how many linked lists are we in? */
struct _buf_line *next; /* next in free list */
};
struct _buf_head
{
dlink_list list; /* the actual dlink list */
int len; /* length of all the data */
int alloclen; /* Actual allocated data length */
int writeofs; /* offset in the first line for the write */
int numlines; /* number of lines */
};
/* they should be functions, but .. */
#define linebuf_len(x) ((x)->len)
#define linebuf_alloclen(x) ((x)->alloclen)
#define linebuf_numlines(x) ((x)->numlines)
extern void linebuf_init(void);
/* declared as static */
/* extern buf_line_t *linebuf_new_line(buf_head_t *); */
/* extern void linebuf_done_line(buf_head_t *, buf_line_t *, dlink_node *); */
/* extern int linebuf_skip_crlf(char *, int); */
/* extern void linebuf_terminate_crlf(buf_head_t *, buf_line_t *); */
extern void linebuf_newbuf(buf_head_t *);
extern void client_flush_input(struct Client *);
extern void linebuf_donebuf(buf_head_t *);
extern int linebuf_parse(buf_head_t *, char *, int, int);
extern int linebuf_get(buf_head_t *, char *, int, int, int);
extern void linebuf_putmsg(buf_head_t *, const char *, va_list *, const char *, ...);
extern int linebuf_flush(fde_t *, buf_head_t *);
extern void linebuf_attach(buf_head_t *, buf_head_t *);
extern void count_linebuf_memory(size_t *, size_t *);
#endif