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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" | |
31 | ||
32 | /* How big we want a buffer - 510 data bytes, plus space for a '\0' */ | |
33 | #define BUF_DATA_SIZE 511 | |
34 | ||
35 | #define LINEBUF_COMPLETE 0 | |
36 | #define LINEBUF_PARTIAL 1 | |
37 | #define LINEBUF_PARSED 0 | |
38 | #define LINEBUF_RAW 1 | |
39 | ||
40 | struct _buf_line; | |
41 | struct _buf_head; | |
42 | ||
43 | typedef struct _buf_line buf_line_t; | |
44 | typedef struct _buf_head buf_head_t; | |
45 | ||
46 | struct _buf_line | |
47 | { | |
48 | char buf[BUF_DATA_SIZE + 2]; | |
49 | unsigned int terminated; /* Whether we've terminated the buffer */ | |
50 | unsigned int flushing; /* Whether we're flushing .. */ | |
51 | unsigned int raw; /* Whether this linebuf may hold 8-bit data */ | |
52 | int len; /* How much data we've got */ | |
53 | int refcount; /* how many linked lists are we in? */ | |
54 | struct _buf_line *next; /* next in free list */ | |
55 | }; | |
56 | ||
57 | struct _buf_head | |
58 | { | |
59 | dlink_list list; /* the actual dlink list */ | |
60 | int len; /* length of all the data */ | |
61 | int alloclen; /* Actual allocated data length */ | |
62 | int writeofs; /* offset in the first line for the write */ | |
63 | int numlines; /* number of lines */ | |
64 | }; | |
65 | ||
66 | /* they should be functions, but .. */ | |
67 | #define linebuf_len(x) ((x)->len) | |
68 | #define linebuf_alloclen(x) ((x)->alloclen) | |
69 | #define linebuf_numlines(x) ((x)->numlines) | |
70 | ||
71 | extern void linebuf_init(void); | |
72 | /* declared as static */ | |
73 | /* extern buf_line_t *linebuf_new_line(buf_head_t *); */ | |
74 | /* extern void linebuf_done_line(buf_head_t *, buf_line_t *, dlink_node *); */ | |
75 | /* extern int linebuf_skip_crlf(char *, int); */ | |
76 | /* extern void linebuf_terminate_crlf(buf_head_t *, buf_line_t *); */ | |
77 | extern void linebuf_newbuf(buf_head_t *); | |
78 | extern void client_flush_input(struct Client *); | |
79 | extern void linebuf_donebuf(buf_head_t *); | |
80 | extern int linebuf_parse(buf_head_t *, char *, int, int); | |
81 | extern int linebuf_get(buf_head_t *, char *, int, int, int); | |
82 | extern void linebuf_putmsg(buf_head_t *, const char *, va_list *, const char *, ...); | |
83 | extern int linebuf_flush(int, buf_head_t *); | |
84 | extern void linebuf_attach(buf_head_t *, buf_head_t *); | |
85 | extern void count_linebuf_memory(size_t *, size_t *); | |
86 | #endif |