diff options
Diffstat (limited to 'attic/DBM.hpp')
| -rw-r--r-- | attic/DBM.hpp | 168 |
1 files changed, 0 insertions, 168 deletions
diff --git a/attic/DBM.hpp b/attic/DBM.hpp deleted file mode 100644 index c6d5b8c0..00000000 --- a/attic/DBM.hpp +++ /dev/null @@ -1,168 +0,0 @@ -/* - * ZeroTier One - Network Virtualization Everywhere - * Copyright (C) 2011-2017 ZeroTier, Inc. https://www.zerotier.com/ - * - * This program 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, either version 3 of the License, or - * (at your option) any later version. - * - * 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/>. - * - * -- - * - * You can be released from the requirements of the license by purchasing - * a commercial license. Buying such a license is mandatory as soon as you - * develop commercial closed-source software that incorporates or links - * directly against ZeroTier software without disclosing the source code - * of your own application. - */ - -#ifndef ZT_DBM_HPP___ -#define ZT_DBM_HPP___ - -#include <stdio.h> -#include <stdint.h> -#include <string.h> -#include <stdlib.h> - -#include <stdexcept> - -#include "../node/Constants.hpp" -#include "../node/Mutex.hpp" -#include "../node/Utils.hpp" -#include "../node/Identity.hpp" -#include "../node/Peer.hpp" - -#include "../ext/vsdm/vsdm.hpp" - -// The Peer is the largest structure we persist here -#define ZT_DBM_MAX_VALUE_SIZE sizeof(Peer) - -namespace ZeroTier { - -class Node; -class DBM; - -class DBM -{ -public: - ZT_PACKED_STRUCT(struct Value - { - Value(const uint64_t t,const uint16_t l,const void *d) : - ts(t), - l(l) - { - memcpy(data,d,l); - } - uint64_t ts; - uint16_t len; - uint8_t data[ZT_DBM_MAX_VALUE_SIZE]; - }); - -private: - ZT_PACKED_STRUCT(struct _MapKey - { - _MapKey() : obj(0),type(0) {} - _MapKey(const uint16_t t,const uint64_t o) : obj(o),type(t) {} - uint64_t obj; - uint16_t type; - inline bool operator==(const _MapKey &k) const { return ((obj == k.obj)&&(type == k.type)); } - }); - struct _MapHasher - { - inline std::size_t operator()(const _MapKey &k) const { return (std::size_t)((k.obj ^ (k.obj >> 32)) + (uint64_t)k.type); } - }; - - void onUpdate(uint64_t from,const _MapKey &k,const Value &v,uint64_t rev); - void onDelete(uint64_t from,const _MapKey &k); - - class _vsdm_watcher - { - public: - _vsdm_watcher(DBM *p) : _parent(p) {} - inline void add(uint64_t from,const _MapKey &k,const Value &v,uint64_t rev) { _parent->onUpdate(from,k,v,rev); } - inline void update(uint64_t from,const _MapKey &k,const Value &v,uint64_t rev) { _parent->onUpdate(from,k,v,rev); } - inline void del(uint64_t from,const _MapKey &k) { _parent->onDelete(from,k); } - private: - DBM *_parent; - }; - class _vsdm_serializer - { - public: - static inline unsigned long objectSize(const _MapKey &k) { return 10; } - static inline unsigned long objectSize(const Value &v) { return (10 + v.len); } - static inline const char *objectData(const _MapKey &k) { return reinterpret_cast<const char *>(&k); } - static inline const char *objectData(const Value &v) { return reinterpret_cast<const char *>(&v); } - static inline bool objectDeserialize(const char *d,unsigned long l,_MapKey &k) - { - if (l == 10) { - memcpy(&k,d,10); - return true; - } - return false; - } - static inline bool objectDeserialize(const char *d,unsigned long l,Value &v) - { - if ((l >= 10)&&(l <= (10 + ZT_DBM_MAX_VALUE_SIZE))) { - memcpy(&v,d,l); - return true; - } - return false; - } - }; - class _vsdm_cryptor - { - public: - _vsdm_cryptor(const Identity &secretIdentity); - static inline unsigned long overhead() { return 24; } - void encrypt(void *d,unsigned long l); - bool decrypt(void *d,unsigned long l); - uint8_t _key[32]; - }; - - typedef vsdm< _MapKey,Value,16384,_vsdm_watcher,_vsdm_serializer,_vsdm_cryptor,_MapHasher > _Map; - - friend class _Map; - -public: - ZT_PACKED_STRUCT(struct ClusterPeerStatus - { - uint64_t startTime; - uint64_t currentTime; - uint64_t clusterPeersConnected; - uint64_t ztPeersConnected; - uint16_t platform; - uint16_t arch; - }); - - DBM(const Identity &secretIdentity,uint64_t clusterMemberId,const std::string &basePath,Node *node); - - ~DBM(); - - void put(const ZT_StoredObjectType type,const uint64_t key,const void *data,unsigned int len); - - bool get(const ZT_StoredObjectType type,const uint64_t key,Value &value); - - void del(const ZT_StoredObjectType type,const uint64_t key); - - void clean(); - -private: - bool DBM::_persistentPath(const ZT_StoredObjectType type,const uint64_t key,char *p,unsigned int maxlen); - - const std::string _basePath; - Node *const _node; - uint64_t _startTime; - _Map _m; -}; - -} // namespace ZeroTier - -#endif |