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// Copyright (C) 2003 Stephane Thiell |
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// |
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// This file is part of pxyscand (from pxys) |
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// |
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// This program is free software; you can redistribute it and/or |
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// modify it under the terms of the GNU General Public License |
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// as published by the Free Software Foundation; either version 2 |
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// of the License, or (at your option) any later version. |
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// |
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// This program is distributed in the hope that it will be useful, |
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// but WITHOUT ANY WARRANTY; without even the implied warranty of |
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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// GNU General Public License for more details. |
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// |
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// You should have received a copy of the GNU General Public License |
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// along with this program; if not, write to the Free Software |
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// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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// |
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// $Id: PXIPCacheT.h,v 1.3 2006/09/04 12:47:18 spale Exp $ |
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// |
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#ifndef INCLUDED_PXIPCACHET_H_ |
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#define INCLUDED_PXIPCACHET_H_ |
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|
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// IPCache template class wrapper on pxys2/ipcache for pxyscand. |
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// To cache IPv4 or IPv6 associated with any binary info. Features basic |
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// swapin/swapout methods to save/restore to a file. |
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// mbuna, 2003-12-12 |
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|
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#include <cstdio> |
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#include <ctime> |
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#include <sys/types.h> |
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#include <sys/param.h> |
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#include <peak/alloc.h> |
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#include <peak/time.h> |
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|
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#include "ipcache.h" |
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|
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template<typename Addr> |
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class PXIPCacheT |
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{ |
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public: |
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PXIPCacheT(const char *cachedir, uint32_t sig, int size, int expiredelay, |
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size_t datasize); |
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virtual ~PXIPCacheT(); |
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|
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virtual time_t Get(const Addr &addr, void **oinfo); |
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virtual void Put(const Addr &addr, time_t t, const void *info); |
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virtual bool Invalidate(const Addr &addr); |
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virtual size_t GetCount(); |
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virtual void Cleanup(); |
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|
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virtual int SwapIn(const char *inFileName); |
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virtual int SwapOut(const char *inFileName); |
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|
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protected: |
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|
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ipcache_t mIPCache; |
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char * mCacheDir; |
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uint32_t mSig; |
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int mExpireDelay; |
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}; |
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|
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template<typename Addr> |
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PXIPCacheT<Addr>::~PXIPCacheT() |
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{ |
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ipcache_dispose(mIPCache); |
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peak_deallocate(mCacheDir); |
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} |
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|
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template<typename Addr> |
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inline size_t |
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PXIPCacheT<Addr>::GetCount() |
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{ |
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this->Cleanup(); |
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return ipcache_get_count(mIPCache); |
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} |
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|
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template<typename Addr> |
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inline void |
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PXIPCacheT<Addr>::Cleanup() |
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{ |
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ipcache_cleanup(mIPCache, peak_time() - mExpireDelay); |
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} |
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|
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template<typename Addr> |
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int |
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PXIPCacheT<Addr>::SwapIn(const char *inFileName) |
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{ |
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char path[MAXPATHLEN]; |
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snprintf(path, sizeof(path), "%s/%s", mCacheDir, inFileName); |
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return ipcache_swapin(mIPCache, path, mSig); |
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} |
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|
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template<typename Addr> |
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int |
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PXIPCacheT<Addr>::SwapOut(const char *inFileName) |
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{ |
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char path[MAXPATHLEN]; |
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snprintf(path, sizeof(path), "%s/%s", mCacheDir, inFileName); |
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this->Cleanup(); |
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return ipcache_swapout(mIPCache, path, mSig); |
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} |
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|
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|
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#endif // INCLUDED_PXIPCACHET_H_ |
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