91 lines
3.3 KiB
C
91 lines
3.3 KiB
C
/*
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* ircd-ratbox: A slightly useful ircd.
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* linebuf.h: A header for the linebuf code.
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*
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* Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
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* Copyright (C) 1996-2002 Hybrid Development Team
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* Copyright (C) 2002-2005 ircd-ratbox development team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
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* USA
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*
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*/
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#ifndef RB_LIB_H
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# error "Do not use linebuf.h directly"
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#endif
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#ifndef __LINEBUF_H__
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#define __LINEBUF_H__
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#define LINEBUF_COMPLETE 0
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#define LINEBUF_PARTIAL 1
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#define LINEBUF_PARSED 0
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#define LINEBUF_RAW 1
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struct _buf_line;
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struct _buf_head;
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/* IRCv3 tags (512 bytes) + RFC1459 message (510 bytes) */
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#define LINEBUF_TAGSLEN 512 /* IRCv3 message tags */
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#define LINEBUF_DATALEN 510 /* RFC1459 message data */
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#define LINEBUF_SIZE (512 + 510)
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#define CRLF_LEN 2
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typedef struct _buf_line
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{
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char buf[LINEBUF_SIZE + CRLF_LEN + 1];
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uint8_t terminated; /* Whether we've terminated the buffer */
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uint8_t raw; /* Whether this linebuf may hold 8-bit data */
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int len; /* How much data we've got */
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int refcount; /* how many linked lists are we in? */
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} buf_line_t;
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typedef struct _buf_head
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{
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rb_dlink_list list; /* the actual dlink list */
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int len; /* length of all the data */
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int alloclen; /* Actual allocated data length */
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int writeofs; /* offset in the first line for the write */
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int numlines; /* number of lines */
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} buf_head_t;
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/* they should be functions, but .. */
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#define rb_linebuf_len(x) ((x)->len)
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#define rb_linebuf_alloclen(x) ((x)->alloclen)
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#define rb_linebuf_numlines(x) ((x)->numlines)
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void rb_linebuf_init(size_t heap_size);
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void rb_linebuf_newbuf(buf_head_t *);
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void rb_linebuf_donebuf(buf_head_t *);
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int rb_linebuf_parse(buf_head_t *, char *, int, int);
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int rb_linebuf_get(buf_head_t *, char *, int, int, int);
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/* "msg" is limited to RFC1459 message size */
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void rb_linebuf_put_msgf(buf_head_t *, const char *, ...) AFP(2,3);
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void rb_linebuf_put_vmsg(buf_head_t *, const char *, va_list *);
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void rb_linebuf_put_vmsg_prefixf(buf_head_t *, const char *, va_list *, const char *, ...) AFP(4,5);
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/* "tags" has a prefix that contains tags AND messages, it must
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* specify the correct total buffer length to enforce the limit
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* of the RFC1459 message size */
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void rb_linebuf_put_vtags_prefix(buf_head_t *, const char *, va_list *, size_t, const char *);
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void rb_linebuf_put_vtags_prefixf(buf_head_t *, const char *, va_list *, size_t, const char *, ...) AFP(5,6);
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void rb_linebuf_attach(buf_head_t *, buf_head_t *);
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void rb_count_rb_linebuf_memory(size_t *, size_t *);
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int rb_linebuf_flush(rb_fde_t *F, buf_head_t *);
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#endif
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