/usr/include/inspircd/bancache.h is in inspircd-dev 2.0.20-5build2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 | /*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2008 Craig Edwards <craigedwards@brainbox.cc>
* Copyright (C) 2007 Robin Burchell <robin+git@viroteck.net>
*
* This file is part of InspIRCd. InspIRCd is free software: you can
* redistribute it and/or modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation, version 2.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef BANCACHE_H
#define BANCACHE_H
/** Stores a cached ban entry.
* Each ban has one of these hashed in a hash_map to make for faster removal
* of already-banned users in the case that they try to reconnect. As no wildcard
* matching is done on these IPs, the speed of the system is improved. These cache
* entries expire every few hours, which is a reasonable expiry for any reasonable
* sized network.
*/
class CoreExport BanCacheHit
{
public:
/** Type of cached ban
*/
std::string Type;
/** Reason, shown as quit message
*/
std::string Reason;
/** IP to match against, no wildcards here (of course)
*/
std::string IP;
/** Time that the ban expires at
*/
time_t Expiry;
BanCacheHit(const std::string &ip, const std::string &type, const std::string &reason)
{
this->Type = type;
this->Reason = reason;
this->IP = ip;
this->Expiry = ServerInstance->Time() + 86400; // a day. this might seem long, but entries will be removed as glines/etc expire.
}
// overridden to allow custom time
BanCacheHit(const std::string &ip, const std::string &type, const std::string &reason, time_t seconds)
{
this->Type = type;
this->Reason = reason;
this->IP = ip;
this->Expiry = ServerInstance->Time() + seconds;
}
};
/* A container of ban cache items.
* must be defined after class BanCacheHit.
*/
typedef nspace::hash_map<std::string, BanCacheHit*, nspace::hash<std::string> > BanCacheHash;
/** A manager for ban cache, which allocates and deallocates and checks cached bans.
*/
class CoreExport BanCacheManager
{
private:
BanCacheHash* BanHash;
public:
/** Creates and adds a Ban Cache item.
* @param ip The IP the item is for.
* @param type The type of ban cache item. std::string. .empty() means it's a negative match (user is allowed freely).
* @param reason The reason for the ban. Left .empty() if it's a negative match.
*/
BanCacheHit *AddHit(const std::string &ip, const std::string &type, const std::string &reason);
// Overridden to allow an optional number of seconds before expiry
BanCacheHit *AddHit(const std::string &ip, const std::string &type, const std::string &reason, time_t seconds);
BanCacheHit *GetHit(const std::string &ip);
bool RemoveHit(BanCacheHit *b);
/** Removes all entries of a given type, either positive or negative. Returns the number of hits removed.
* @param type The type of bancache entries to remove (e.g. 'G')
* @param positive Remove either positive (true) or negative (false) hits.
*/
unsigned int RemoveEntries(const std::string &type, bool positive);
BanCacheManager()
{
this->BanHash = new BanCacheHash();
}
~BanCacheManager();
void RehashCache();
};
#endif
|