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1 | /* -*-c-*- |
2 | * |
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3 | * Identifies and logs the client of a connection |
4 | * |
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5 | * (c) 1999 Straylight/Edgeware |
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6 | */ |
7 | |
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8 | /*----- Licensing notice --------------------------------------------------* |
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9 | * |
10 | * This file is part of the `fw' port forwarder. |
11 | * |
12 | * `fw' is free software; you can redistribute it and/or modify |
13 | * it under the terms of the GNU General Public License as published by |
14 | * the Free Software Foundation; either version 2 of the License, or |
15 | * (at your option) any later version. |
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16 | * |
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17 | * `fw' is distributed in the hope that it will be useful, |
18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
20 | * GNU General Public License for more details. |
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21 | * |
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22 | * You should have received a copy of the GNU General Public License |
23 | * along with `fw'; if not, write to the Free Software Foundation, |
24 | * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
25 | */ |
26 | |
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27 | #ifndef IDENTIFY_H |
28 | #define IDENTIFY_H |
29 | |
30 | #ifdef __cplusplus |
31 | extern "C" { |
32 | #endif |
33 | |
34 | /*----- Header files ------------------------------------------------------*/ |
35 | |
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36 | #include <sys/types.h> |
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37 | #include <sys/socket.h> |
38 | #include <netinet/in.h> |
39 | |
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40 | #ifndef REFFD_H |
41 | # include "reffd.h" |
42 | #endif |
43 | |
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44 | /*----- Data structures ---------------------------------------------------*/ |
45 | |
46 | typedef struct id_req { |
47 | struct sockaddr_in lsin; /* Local address of connection */ |
48 | struct sockaddr_in rsin; /* Remote address of connection */ |
49 | const char *desc; /* Description of connection */ |
50 | const char *act; /* Action taken by server */ |
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51 | reffd *r; /* Pointer to file descriptor */ |
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52 | } id_req; |
53 | |
54 | /*----- Functions provided ------------------------------------------------*/ |
55 | |
56 | /* --- @identify@ --- * |
57 | * |
58 | * Arguments: @const id_req *q@ = pointer to request block |
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59 | * |
60 | * Returns: --- |
61 | * |
62 | * Use: Starts a background ident lookup and reverse-resolve job |
63 | * which will, eventually, report a message to the system log. |
64 | */ |
65 | |
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66 | extern void identify(const id_req */*q*/); |
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67 | |
68 | /*----- That's all, folks -------------------------------------------------*/ |
69 | |
70 | #ifdef __cplusplus |
71 | } |
72 | #endif |
73 | |
74 | #endif |