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cc192b50 | 1 | /* |
cc192b50 | 2 | * DEBUG: section 37 ICMP Routines |
3 | * AUTHOR: Duane Wessels, Amos Jeffries | |
4 | * | |
5 | * SQUID Web Proxy Cache http://www.squid-cache.org/ | |
6 | * ---------------------------------------------------------- | |
7 | * | |
8 | * Squid is the result of efforts by numerous individuals from | |
9 | * the Internet community; see the CONTRIBUTORS file for full | |
10 | * details. Many organizations have provided support for Squid's | |
11 | * development; see the SPONSORS file for full details. Squid is | |
12 | * Copyrighted (C) 2001 by the Regents of the University of | |
13 | * California; see the COPYRIGHT file for full details. Squid | |
14 | * incorporates software developed and/or copyrighted by other | |
15 | * sources; see the CREDITS file for full details. | |
16 | * | |
17 | * This program is free software; you can redistribute it and/or modify | |
18 | * it under the terms of the GNU General Public License as published by | |
19 | * the Free Software Foundation; either version 2 of the License, or | |
20 | * (at your option) any later version. | |
21 | * | |
22 | * This program is distributed in the hope that it will be useful, | |
23 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
24 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
25 | * GNU General Public License for more details. | |
26 | * | |
27 | * You should have received a copy of the GNU General Public License | |
28 | * along with this program; if not, write to the Free Software | |
29 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. | |
30 | * | |
31 | */ | |
32 | #ifndef _INCLUDE_ICMPPINGER_H | |
33 | #define _INCLUDE_ICMPPINGER_H | |
b826ffb5 | 34 | #include "Icmp.h" |
cc192b50 | 35 | |
36 | /** | |
37 | * Implements the interface to squid for ICMP operations | |
38 | */ | |
b826ffb5 | 39 | class IcmpPinger : public Icmp |
cc192b50 | 40 | { |
41 | public: | |
b826ffb5 AJ |
42 | IcmpPinger(); |
43 | virtual ~IcmpPinger(); | |
cc192b50 | 44 | |
45 | /// Start and initiate control channel to squid | |
46 | virtual int Open(); | |
47 | ||
48 | /// Shutdown pinger helper and control channel | |
49 | virtual void Close(); | |
50 | ||
51 | #if USE_ICMP | |
52 | ||
53 | /// Send ICMP results back to squid. | |
54 | void SendResult(pingerReplyData &preply, int len); | |
55 | ||
56 | /// Handle ICMP requests from squid, passing to helpers. | |
57 | virtual void Recv(void); | |
58 | ||
59 | private: | |
b826ffb5 | 60 | // unused in IcmpPinger |
b7ac5457 | 61 | virtual void SendEcho(Ip::Address &to, int opcode, const char *payload, int len) {}; |
cc192b50 | 62 | |
63 | /** | |
64 | * Control channel(s) to squid. | |
65 | * May be STDIN/STDOUT pipes or an IP socket depending on the OS | |
66 | */ | |
67 | int socket_from_squid; | |
68 | int socket_to_squid; | |
69 | #endif /* USE_ICMP */ | |
70 | }; | |
71 | ||
72 | #if USE_ICMP | |
73 | ||
74 | /// pinger helper contains one of these as a global object. | |
d9c252f2 | 75 | extern IcmpPinger control; |
cc192b50 | 76 | |
77 | #endif | |
78 | ||
79 | #endif |