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1 | /************************************************************************ |
2 | * IRC - Internet Relay Chat, servlink/servlink.h | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License as published by | |
6 | * the Free Software Foundation; either version 1, or (at your option) | |
7 | * any later version. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License | |
15 | * along with this program; if not, write to the Free Software | |
16 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
17 | * | |
18 | * $Id: servlink.h 1285 2006-05-05 15:03:53Z nenolod $ | |
19 | */ | |
20 | ||
21 | #ifndef INCLUDED_servlink_servlink_h | |
22 | #define INCLUDED_servlink_servlink_h | |
23 | ||
24 | #include "setup.h" | |
25 | ||
26 | #ifdef HAVE_LIBZ | |
27 | #include <zlib.h> | |
28 | #endif | |
29 | ||
30 | /* do not use stdin/out/err, as it seems to break on solaris */ | |
31 | #define CONTROL fds[0] | |
32 | #define LOCAL fds[1] | |
33 | #define REMOTE fds[2] | |
34 | ||
35 | #undef SERVLINK_DEBUG | |
36 | ||
37 | #define READLEN 16384 | |
38 | ||
39 | #ifdef HAVE_LIBZ | |
40 | #define BUFLEN READLEN * 6 /* allow for decompression */ | |
41 | #else | |
42 | #define BUFLEN READLEN | |
43 | #endif | |
44 | ||
45 | ||
46 | #ifdef HAVE_LIBZ | |
47 | struct zip_state | |
48 | { | |
49 | z_stream z_stream; | |
50 | int level; /* compression level */ | |
51 | }; | |
52 | #endif | |
53 | ||
54 | struct slink_state | |
55 | { | |
56 | unsigned int crypt:1; | |
57 | unsigned int zip:1; | |
58 | unsigned int active:1; | |
59 | ||
60 | unsigned char buf[BUFLEN * 2]; | |
61 | unsigned int ofs; | |
62 | unsigned int len; | |
63 | ||
64 | #ifdef HAVE_LIBZ | |
65 | struct zip_state zip_state; | |
66 | #endif | |
67 | }; | |
68 | ||
69 | ||
70 | typedef void (io_callback) (void); | |
71 | ||
72 | struct fd_table | |
73 | { | |
74 | int fd; | |
75 | io_callback *read_cb; | |
76 | io_callback *write_cb; | |
77 | }; | |
78 | ||
79 | extern struct slink_state in_state; | |
80 | extern struct slink_state out_state; | |
81 | extern struct fd_table fds[3]; | |
82 | ||
83 | #endif /* INCLUDED_servlink_servlink_h */ |