[irc/rqf/shadowircd.git] / libcharybdis / linebuf.h

/*
 *  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
Commit	Line	Data
212380e3	1	/*
	2	* ircd-ratbox: A slightly useful ircd.
	3	* linebuf.h: A header for the linebuf code.
	4	*
	5	* Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
	6	* Copyright (C) 1996-2002 Hybrid Development Team
	7	* Copyright (C) 2002-2004 ircd-ratbox development team
	8	*
	9	* This program is free software; you can redistribute it and/or modify
	10	* it under the terms of the GNU General Public License as published by
	11	* the Free Software Foundation; either version 2 of the License, or
	12	* (at your option) any later version.
	13	*
	14	* This program is distributed in the hope that it will be useful,
	15	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	16	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	17	* GNU General Public License for more details.
	18	*
	19	* You should have received a copy of the GNU General Public License
	20	* along with this program; if not, write to the Free Software
	21	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
	22	* USA
	23	*
	24	* $Id: linebuf.h 376 2005-12-07 15:00:41Z nenolod $
	25	*/
	26
	27	#ifndef __LINEBUF_H__
	28	#define __LINEBUF_H__
	29
	30	#include "tools.h"
5cd74a3b	31	#include "commio.h"
212380e3	32
	33	/* How big we want a buffer - 510 data bytes, plus space for a '\0' */
	34	#define BUF_DATA_SIZE 511
	35
	36	#define LINEBUF_COMPLETE 0
	37	#define LINEBUF_PARTIAL 1
	38	#define LINEBUF_PARSED 0
	39	#define LINEBUF_RAW 1
	40
	41	struct _buf_line;
	42	struct _buf_head;
	43
	44	typedef struct _buf_line buf_line_t;
	45	typedef struct _buf_head buf_head_t;
	46
	47	struct _buf_line
	48	{
	49	char buf[BUF_DATA_SIZE + 2];
	50	unsigned int terminated; /* Whether we've terminated the buffer */
	51	unsigned int flushing; /* Whether we're flushing .. */
	52	unsigned int raw; /* Whether this linebuf may hold 8-bit data */
	53	int len; /* How much data we've got */
	54	int refcount; /* how many linked lists are we in? */
	55	struct _buf_line next; / next in free list */
	56	};
	57
	58	struct _buf_head
	59	{
	60	dlink_list list; /* the actual dlink list */
	61	int len; /* length of all the data */
	62	int alloclen; /* Actual allocated data length */
	63	int writeofs; /* offset in the first line for the write */
	64	int numlines; /* number of lines */
	65	};
	66
	67	/* they should be functions, but .. */
	68	#define linebuf_len(x) ((x)->len)
	69	#define linebuf_alloclen(x) ((x)->alloclen)
	70	#define linebuf_numlines(x) ((x)->numlines)
	71
	72	extern void linebuf_init(void);
	73	/* declared as static */
	74	/* extern buf_line_t linebuf_new_line(buf_head_t ); */
	75	/* extern void linebuf_done_line(buf_head_t , buf_line_t , dlink_node ); /
	76	/* extern int linebuf_skip_crlf(char , int); /
	77	/* extern void linebuf_terminate_crlf(buf_head_t , buf_line_t ); */
	78	extern void linebuf_newbuf(buf_head_t *);
	79	extern void client_flush_input(struct Client *);
	80	extern void linebuf_donebuf(buf_head_t *);
	81	extern int linebuf_parse(buf_head_t , char , int, int);
	82	extern int linebuf_get(buf_head_t , char , int, int, int);
	83	extern void linebuf_putmsg(buf_head_t , const char , va_list , const char , ...);
5cd74a3b	84	extern int linebuf_flush(fde_t , buf_head_t );
212380e3	85	extern void linebuf_attach(buf_head_t , buf_head_t );
	86	extern void count_linebuf_memory(size_t , size_t );
	87	#endif