1 // Copyright (c) 2009-2010 Satoshi Nakamoto
2 // Copyright (c) 2009-2012 The Bitcoin developers
3 // Distributed under the MIT/X11 software license, see the accompanying
4 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
5 #ifndef BITCOIN_WALLETDB_H
6 #define BITCOIN_WALLETDB_H
14 class CAccountingEntry;
16 /** Error statuses for the wallet database */
30 static const int CURRENT_VERSION=1;
32 int64_t nCreateTime; // 0 means unknown
38 CKeyMetadata(int64_t nCreateTime_)
40 nVersion = CKeyMetadata::CURRENT_VERSION;
41 nCreateTime = nCreateTime_;
46 READWRITE(this->nVersion);
47 nVersion = this->nVersion;
48 READWRITE(nCreateTime);
53 nVersion = CKeyMetadata::CURRENT_VERSION;
59 /** Access to the wallet database (wallet.dat) */
60 class CWalletDB : public CDB
63 CWalletDB(std::string strFilename, const char* pszMode="r+") : CDB(strFilename.c_str(), pszMode)
67 CWalletDB(const CWalletDB&);
68 void operator=(const CWalletDB&);
70 bool WriteName(const std::string& strAddress, const std::string& strName);
72 bool EraseName(const std::string& strAddress);
74 bool WriteTx(uint256 hash, const CWalletTx& wtx)
77 return Write(std::make_pair(std::string("tx"), hash), wtx);
80 bool EraseTx(uint256 hash)
83 return Erase(std::make_pair(std::string("tx"), hash));
86 bool WriteKey(const CPubKey& vchPubKey, const CPrivKey& vchPrivKey, const CKeyMetadata &keyMeta)
89 if(!Write(std::make_pair(std::string("keymeta"), vchPubKey), keyMeta))
92 if(!Write(std::make_pair(std::string("key"), vchPubKey.Raw()), vchPrivKey, false))
98 bool WriteCryptedKey(const CPubKey& vchPubKey, const std::vector<unsigned char>& vchCryptedSecret, const CKeyMetadata &keyMeta)
101 bool fEraseUnencryptedKey = true;
103 if(!Write(std::make_pair(std::string("keymeta"), vchPubKey), keyMeta))
106 if (!Write(std::make_pair(std::string("ckey"), vchPubKey.Raw()), vchCryptedSecret, false))
108 if (fEraseUnencryptedKey)
110 Erase(std::make_pair(std::string("key"), vchPubKey.Raw()));
111 Erase(std::make_pair(std::string("wkey"), vchPubKey.Raw()));
116 bool WriteMasterKey(unsigned int nID, const CMasterKey& kMasterKey)
119 return Write(std::make_pair(std::string("mkey"), nID), kMasterKey, true);
122 bool EraseMasterKey(unsigned int nID)
125 return Erase(std::make_pair(std::string("mkey"), nID));
128 bool EraseCryptedKey(const CPubKey& vchPubKey)
130 return Erase(std::make_pair(std::string("ckey"), vchPubKey.Raw()));
133 bool WriteCScript(const uint160& hash, const CScript& redeemScript)
136 return Write(std::make_pair(std::string("cscript"), hash), redeemScript, false);
139 bool WriteWatchOnly(const CScript &dest)
142 return Write(std::make_pair(std::string("watchs"), dest), '1');
145 bool EraseWatchOnly(const CScript &dest)
148 return Erase(std::make_pair(std::string("watchs"), dest));
151 bool WriteBestBlock(const CBlockLocator& locator)
154 return Write(std::string("bestblock"), locator);
157 bool ReadBestBlock(CBlockLocator& locator)
159 return Read(std::string("bestblock"), locator);
162 bool WriteOrderPosNext(int64_t nOrderPosNext)
165 return Write(std::string("orderposnext"), nOrderPosNext);
168 bool WriteDefaultKey(const CPubKey& vchPubKey)
171 return Write(std::string("defaultkey"), vchPubKey.Raw());
174 bool ReadPool(int64_t nPool, CKeyPool& keypool)
176 return Read(std::make_pair(std::string("pool"), nPool), keypool);
179 bool WritePool(int64_t nPool, const CKeyPool& keypool)
182 return Write(std::make_pair(std::string("pool"), nPool), keypool);
185 bool ErasePool(int64_t nPool)
188 return Erase(std::make_pair(std::string("pool"), nPool));
191 // Settings are no longer stored in wallet.dat; these are
192 // used only for backwards compatibility:
194 bool ReadSetting(const std::string& strKey, T& value)
196 return Read(std::make_pair(std::string("setting"), strKey), value);
199 bool WriteSetting(const std::string& strKey, const T& value)
202 return Write(std::make_pair(std::string("setting"), strKey), value);
204 bool EraseSetting(const std::string& strKey)
207 return Erase(std::make_pair(std::string("setting"), strKey));
210 bool WriteMinVersion(int nVersion)
212 return Write(std::string("minversion"), nVersion);
215 bool ReadAccount(const std::string& strAccount, CAccount& account);
216 bool WriteAccount(const std::string& strAccount, const CAccount& account);
218 bool WriteAccountingEntry(const uint64_t nAccEntryNum, const CAccountingEntry& acentry);
220 bool WriteAccountingEntry(const CAccountingEntry& acentry);
221 int64_t GetAccountCreditDebit(const std::string& strAccount);
222 void ListAccountCreditDebit(const std::string& strAccount, std::list<CAccountingEntry>& acentries);
224 DBErrors ReorderTransactions(CWallet*);
225 DBErrors LoadWallet(CWallet* pwallet);
226 static bool Recover(CDBEnv& dbenv, std::string filename, bool fOnlyKeys);
227 static bool Recover(CDBEnv& dbenv, std::string filename);
230 #endif // BITCOIN_WALLETDB_H