e82f7154 |
1 | /* -*-c-*- |
2 | * |
3 | * $Id: listener.h,v 1.1 1999/07/01 08:56:23 mdw Exp $ |
4 | * |
5 | * A port forwarding listener |
6 | * |
7 | * (c) 1999 Mark Wooding |
8 | */ |
9 | |
10 | /*----- Licensing notice --------------------------------------------------* |
11 | * |
12 | * This file is part of the `fw' port forwarder. |
13 | * |
14 | * `fw' is free software; you can redistribute it and/or modify |
15 | * it under the terms of the GNU General Public License as published by |
16 | * the Free Software Foundation; either version 2 of the License, or |
17 | * (at your option) any later version. |
18 | * |
19 | * `fw' is distributed in the hope that it will be useful, |
20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
22 | * GNU General Public License for more details. |
23 | * |
24 | * You should have received a copy of the GNU General Public License |
25 | * along with `fw'; if not, write to the Free Software Foundation, |
26 | * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
27 | */ |
28 | |
29 | /*----- Revision history --------------------------------------------------* |
30 | * |
31 | * $Log: listener.h,v $ |
32 | * Revision 1.1 1999/07/01 08:56:23 mdw |
33 | * Initial revision |
34 | * |
35 | */ |
36 | |
37 | #ifndef LISTENER_H |
38 | #define LISTENER_H |
39 | |
40 | #ifdef __cplusplus |
41 | extern "C" { |
42 | #endif |
43 | |
44 | /*----- Header files ------------------------------------------------------*/ |
45 | |
46 | #include <stdio.h> |
47 | |
48 | #include <sys/socket.h> |
49 | #include <netinet/in.h> |
50 | |
51 | #include <mLib/sel.h> |
52 | |
53 | #ifndef ACL_H |
54 | # include "acl.h" |
55 | #endif |
56 | |
57 | /*----- Data structures ---------------------------------------------------*/ |
58 | |
59 | /* --- A listener object --- */ |
60 | |
61 | typedef struct listener { |
62 | sel_file rd; /* Read selector for new connects */ |
63 | struct sockaddr_in sin; /* Destination address */ |
64 | const char *desc; /* Description of forwarder */ |
65 | acl_entry *acl; /* Access controls */ |
66 | } listener; |
67 | |
68 | /*----- Functions provided ------------------------------------------------*/ |
69 | |
70 | /* --- @listener_dump@ --- * |
71 | * |
72 | * Arguments: @listener *l@ = pointer to listener block |
73 | * @FILE *fp@ = stream to dump on |
74 | * |
75 | * Returns: --- |
76 | * |
77 | * Use: Dumps a listener to an output stream. |
78 | */ |
79 | |
80 | extern void listener_dump(listener */*l*/, FILE */*fp*/); |
81 | |
82 | /* --- @listener_add@ --- * |
83 | * |
84 | * Arguments: @int fd@ = created listening socket |
85 | * @unsigned sp@ = source port number |
86 | * @struct sockaddr_in *sin@ = pointer to destination address |
87 | * |
88 | * Returns: The address of the new listener. |
89 | * |
90 | * Use: Adds a forwarding listener. |
91 | */ |
92 | |
93 | extern listener *listener_add(int /*fd*/, |
94 | unsigned /*sp*/, struct sockaddr_in */*sin*/); |
95 | |
96 | /*----- That's all, folks -------------------------------------------------*/ |
97 | |
98 | #ifdef __cplusplus |
99 | } |
100 | #endif |
101 | |
102 | #endif |