LCOV - code coverage report
Current view: top level - src/wallet - walletdb.cpp (source / functions) Hit Total Coverage
Test: fuzz_coverage.info Lines: 46 972 4.7 %
Date: 2023-11-12 01:39:15 Functions: 0 126 0.0 %
Branches: 53 1368 3.9 %

           Branch data     Line data    Source code
       1                 :            : // Copyright (c) 2009-2010 Satoshi Nakamoto
       2                 :            : // Copyright (c) 2009-2022 The Bitcoin Core developers
       3                 :            : // Distributed under the MIT software license, see the accompanying
       4                 :            : // file COPYING or http://www.opensource.org/licenses/mit-license.php.
       5                 :            : 
       6                 :            : #include <wallet/walletdb.h>
       7                 :            : 
       8                 :            : #include <common/system.h>
       9                 :            : #include <key_io.h>
      10                 :            : #include <protocol.h>
      11                 :            : #include <script/script.h>
      12                 :            : #include <serialize.h>
      13                 :            : #include <sync.h>
      14                 :            : #include <util/bip32.h>
      15                 :            : #include <util/check.h>
      16                 :            : #include <util/fs.h>
      17         [ +  - ]:          2 : #include <util/time.h>
      18         [ +  - ]:          2 : #include <util/translation.h>
      19                 :            : #ifdef USE_BDB
      20                 :            : #include <wallet/bdb.h>
      21                 :            : #endif
      22                 :            : #ifdef USE_SQLITE
      23                 :            : #include <wallet/sqlite.h>
      24                 :            : #endif
      25                 :            : #include <wallet/wallet.h>
      26                 :            : 
      27                 :          2 : #include <atomic>
      28                 :            : #include <optional>
      29                 :            : #include <string>
      30                 :            : 
      31                 :            : namespace wallet {
      32                 :            : namespace DBKeys {
      33         [ +  - ]:          2 : const std::string ACENTRY{"acentry"};
      34         [ +  - ]:          2 : const std::string ACTIVEEXTERNALSPK{"activeexternalspk"};
      35         [ +  - ]:          2 : const std::string ACTIVEINTERNALSPK{"activeinternalspk"};
      36         [ +  - ]:          2 : const std::string BESTBLOCK_NOMERKLE{"bestblock_nomerkle"};
      37         [ +  - ]:          2 : const std::string BESTBLOCK{"bestblock"};
      38         [ +  - ]:          2 : const std::string CRYPTED_KEY{"ckey"};
      39         [ +  - ]:          2 : const std::string CSCRIPT{"cscript"};
      40         [ +  - ]:          2 : const std::string DEFAULTKEY{"defaultkey"};
      41         [ +  - ]:          2 : const std::string DESTDATA{"destdata"};
      42         [ +  - ]:          2 : const std::string FLAGS{"flags"};
      43         [ +  - ]:          2 : const std::string HDCHAIN{"hdchain"};
      44         [ +  - ]:          2 : const std::string KEYMETA{"keymeta"};
      45         [ +  - ]:          2 : const std::string KEY{"key"};
      46         [ +  - ]:          2 : const std::string LOCKED_UTXO{"lockedutxo"};
      47         [ +  - ]:          2 : const std::string MASTER_KEY{"mkey"};
      48         [ +  - ]:          2 : const std::string MINVERSION{"minversion"};
      49         [ +  - ]:          2 : const std::string NAME{"name"};
      50         [ +  - ]:          2 : const std::string OLD_KEY{"wkey"};
      51         [ +  - ]:          2 : const std::string ORDERPOSNEXT{"orderposnext"};
      52         [ +  - ]:          2 : const std::string POOL{"pool"};
      53 [ #  # ][ +  - ]:          2 : const std::string PURPOSE{"purpose"};
      54         [ +  - ]:          2 : const std::string SETTINGS{"settings"};
      55         [ +  - ]:          2 : const std::string TX{"tx"};
      56         [ +  - ]:          2 : const std::string VERSION{"version"};
      57         [ +  - ]:          2 : const std::string WALLETDESCRIPTOR{"walletdescriptor"};
      58         [ +  - ]:          2 : const std::string WALLETDESCRIPTORCACHE{"walletdescriptorcache"};
      59         [ +  - ]:          2 : const std::string WALLETDESCRIPTORLHCACHE{"walletdescriptorlhcache"};
      60         [ +  - ]:          2 : const std::string WALLETDESCRIPTORCKEY{"walletdescriptorckey"};
      61         [ +  - ]:          2 : const std::string WALLETDESCRIPTORKEY{"walletdescriptorkey"};
      62         [ +  - ]:          2 : const std::string WATCHMETA{"watchmeta"};
      63         [ +  - ]:          2 : const std::string WATCHS{"watchs"};
      64 [ +  - ][ +  - ]:          2 : const std::unordered_set<std::string> LEGACY_TYPES{CRYPTED_KEY, CSCRIPT, DEFAULTKEY, HDCHAIN, KEYMETA, KEY, OLD_KEY, POOL, WATCHMETA, WATCHS};
         [ +  - ][ +  - ]
         [ +  - ][ +  - ]
         [ +  - ][ +  - ]
         [ +  - ][ +  - ]
                 [ +  - ]
      65                 :            : } // namespace DBKeys
      66                 :            : 
      67                 :            : //
      68                 :            : // WalletBatch
      69                 :            : //
      70                 :            : 
      71                 :          0 : bool WalletBatch::WriteName(const std::string& strAddress, const std::string& strName)
      72                 :            : {
      73         [ #  # ]:          0 :     return WriteIC(std::make_pair(DBKeys::NAME, strAddress), strName);
      74                 :          0 : }
      75                 :            : 
      76                 :          0 : bool WalletBatch::EraseName(const std::string& strAddress)
      77                 :            : {
      78                 :            :     // This should only be used for sending addresses, never for receiving addresses,
      79                 :            :     // receiving addresses must always have an address book entry if they're not change return.
      80         [ #  # ]:          0 :     return EraseIC(std::make_pair(DBKeys::NAME, strAddress));
      81                 :          0 : }
      82                 :            : 
      83                 :          0 : bool WalletBatch::WritePurpose(const std::string& strAddress, const std::string& strPurpose)
      84                 :            : {
      85         [ #  # ]:          0 :     return WriteIC(std::make_pair(DBKeys::PURPOSE, strAddress), strPurpose);
      86                 :          0 : }
      87                 :            : 
      88                 :          0 : bool WalletBatch::ErasePurpose(const std::string& strAddress)
      89                 :            : {
      90         [ #  # ]:          0 :     return EraseIC(std::make_pair(DBKeys::PURPOSE, strAddress));
      91                 :          2 : }
      92                 :            : 
      93                 :          0 : bool WalletBatch::WriteTx(const CWalletTx& wtx)
      94                 :            : {
      95         [ #  # ]:          0 :     return WriteIC(std::make_pair(DBKeys::TX, wtx.GetHash()), wtx);
      96                 :          0 : }
      97                 :            : 
      98                 :          0 : bool WalletBatch::EraseTx(uint256 hash)
      99                 :          2 : {
     100         [ #  # ]:          0 :     return EraseIC(std::make_pair(DBKeys::TX, hash));
     101                 :          0 : }
     102                 :            : 
     103                 :          0 : bool WalletBatch::WriteKeyMetadata(const CKeyMetadata& meta, const CPubKey& pubkey, const bool overwrite)
     104                 :            : {
     105         [ #  # ]:          0 :     return WriteIC(std::make_pair(DBKeys::KEYMETA, pubkey), meta, overwrite);
     106                 :          0 : }
     107                 :            : 
     108                 :          0 : bool WalletBatch::WriteKey(const CPubKey& vchPubKey, const CPrivKey& vchPrivKey, const CKeyMetadata& keyMeta)
     109                 :            : {
     110         [ #  # ]:          0 :     if (!WriteKeyMetadata(keyMeta, vchPubKey, false)) {
     111                 :          0 :         return false;
     112                 :            :     }
     113                 :            : 
     114                 :            :     // hash pubkey/privkey to accelerate wallet load
     115                 :          0 :     std::vector<unsigned char> vchKey;
     116 [ #  # ][ #  # ]:          0 :     vchKey.reserve(vchPubKey.size() + vchPrivKey.size());
     117 [ #  # ][ #  # ]:          0 :     vchKey.insert(vchKey.end(), vchPubKey.begin(), vchPubKey.end());
                 [ #  # ]
     118         [ #  # ]:          0 :     vchKey.insert(vchKey.end(), vchPrivKey.begin(), vchPrivKey.end());
     119                 :            : 
     120 [ #  # ][ #  # ]:          0 :     return WriteIC(std::make_pair(DBKeys::KEY, vchPubKey), std::make_pair(vchPrivKey, Hash(vchKey)), false);
         [ #  # ][ #  # ]
     121                 :          0 : }
     122                 :            : 
     123                 :          0 : bool WalletBatch::WriteCryptedKey(const CPubKey& vchPubKey,
     124                 :            :                                 const std::vector<unsigned char>& vchCryptedSecret,
     125                 :            :                                 const CKeyMetadata &keyMeta)
     126                 :            : {
     127         [ #  # ]:          0 :     if (!WriteKeyMetadata(keyMeta, vchPubKey, true)) {
     128                 :          0 :         return false;
     129                 :            :     }
     130                 :            : 
     131                 :            :     // Compute a checksum of the encrypted key
     132                 :          0 :     uint256 checksum = Hash(vchCryptedSecret);
     133                 :            : 
     134                 :          0 :     const auto key = std::make_pair(DBKeys::CRYPTED_KEY, vchPubKey);
     135 [ #  # ][ #  # ]:          0 :     if (!WriteIC(key, std::make_pair(vchCryptedSecret, checksum), false)) {
                 [ #  # ]
     136                 :            :         // It may already exist, so try writing just the checksum
     137                 :          0 :         std::vector<unsigned char> val;
     138 [ #  # ][ #  # ]:          0 :         if (!m_batch->Read(key, val)) {
     139                 :          0 :             return false;
     140                 :            :         }
     141 [ #  # ][ #  # ]:          0 :         if (!WriteIC(key, std::make_pair(val, checksum), true)) {
                 [ #  # ]
     142                 :          0 :             return false;
     143                 :            :         }
     144         [ #  # ]:          0 :     }
     145 [ #  # ][ #  # ]:          0 :     EraseIC(std::make_pair(DBKeys::KEY, vchPubKey));
     146                 :          0 :     return true;
     147                 :          0 : }
     148                 :            : 
     149                 :          0 : bool WalletBatch::WriteMasterKey(unsigned int nID, const CMasterKey& kMasterKey)
     150                 :            : {
     151         [ #  # ]:          0 :     return WriteIC(std::make_pair(DBKeys::MASTER_KEY, nID), kMasterKey, true);
     152                 :          0 : }
     153                 :            : 
     154                 :          0 : bool WalletBatch::WriteCScript(const uint160& hash, const CScript& redeemScript)
     155                 :            : {
     156         [ #  # ]:          0 :     return WriteIC(std::make_pair(DBKeys::CSCRIPT, hash), redeemScript, false);
     157                 :          0 : }
     158                 :            : 
     159                 :          0 : bool WalletBatch::WriteWatchOnly(const CScript &dest, const CKeyMetadata& keyMeta)
     160                 :            : {
     161 [ #  # ][ #  # ]:          0 :     if (!WriteIC(std::make_pair(DBKeys::WATCHMETA, dest), keyMeta)) {
     162                 :          0 :         return false;
     163         [ +  - ]:          2 :     }
     164 [ +  - ][ #  # ]:          2 :     return WriteIC(std::make_pair(DBKeys::WATCHS, dest), uint8_t{'1'});
     165         [ +  - ]:          2 : }
     166         [ +  - ]:          2 : 
     167         [ +  - ]:          2 : bool WalletBatch::EraseWatchOnly(const CScript &dest)
     168         [ +  - ]:          2 : {
     169 [ +  - ][ #  # ]:          2 :     if (!EraseIC(std::make_pair(DBKeys::WATCHMETA, dest))) {
                 [ #  # ]
     170         [ +  - ]:          2 :         return false;
     171                 :            :     }
     172         [ #  # ]:          0 :     return EraseIC(std::make_pair(DBKeys::WATCHS, dest));
     173                 :          0 : }
     174                 :            : 
     175                 :          0 : bool WalletBatch::WriteBestBlock(const CBlockLocator& locator)
     176                 :            : {
     177         [ #  # ]:          0 :     WriteIC(DBKeys::BESTBLOCK, CBlockLocator()); // Write empty block locator so versions that require a merkle branch automatically rescan
     178                 :          0 :     return WriteIC(DBKeys::BESTBLOCK_NOMERKLE, locator);
     179                 :          0 : }
     180                 :            : 
     181                 :          0 : bool WalletBatch::ReadBestBlock(CBlockLocator& locator)
     182                 :            : {
     183 [ #  # ][ #  # ]:          0 :     if (m_batch->Read(DBKeys::BESTBLOCK, locator) && !locator.vHave.empty()) return true;
     184                 :          0 :     return m_batch->Read(DBKeys::BESTBLOCK_NOMERKLE, locator);
     185                 :          0 : }
     186                 :            : 
     187                 :          0 : bool WalletBatch::WriteOrderPosNext(int64_t nOrderPosNext)
     188                 :            : {
     189                 :          0 :     return WriteIC(DBKeys::ORDERPOSNEXT, nOrderPosNext);
     190                 :            : }
     191                 :            : 
     192                 :          0 : bool WalletBatch::ReadPool(int64_t nPool, CKeyPool& keypool)
     193                 :            : {
     194         [ #  # ]:          0 :     return m_batch->Read(std::make_pair(DBKeys::POOL, nPool), keypool);
     195                 :          0 : }
     196                 :            : 
     197                 :          0 : bool WalletBatch::WritePool(int64_t nPool, const CKeyPool& keypool)
     198                 :            : {
     199         [ #  # ]:          0 :     return WriteIC(std::make_pair(DBKeys::POOL, nPool), keypool);
     200                 :          0 : }
     201                 :            : 
     202                 :          0 : bool WalletBatch::ErasePool(int64_t nPool)
     203                 :            : {
     204         [ #  # ]:          0 :     return EraseIC(std::make_pair(DBKeys::POOL, nPool));
     205                 :          0 : }
     206                 :            : 
     207                 :          0 : bool WalletBatch::WriteMinVersion(int nVersion)
     208                 :            : {
     209                 :          0 :     return WriteIC(DBKeys::MINVERSION, nVersion);
     210                 :            : }
     211                 :            : 
     212                 :          0 : bool WalletBatch::WriteActiveScriptPubKeyMan(uint8_t type, const uint256& id, bool internal)
     213                 :            : {
     214         [ #  # ]:          0 :     std::string key = internal ? DBKeys::ACTIVEINTERNALSPK : DBKeys::ACTIVEEXTERNALSPK;
     215 [ #  # ][ #  # ]:          0 :     return WriteIC(make_pair(key, type), id);
     216                 :          0 : }
     217                 :            : 
     218                 :          0 : bool WalletBatch::EraseActiveScriptPubKeyMan(uint8_t type, bool internal)
     219                 :            : {
     220         [ #  # ]:          0 :     const std::string key{internal ? DBKeys::ACTIVEINTERNALSPK : DBKeys::ACTIVEEXTERNALSPK};
     221 [ #  # ][ #  # ]:          0 :     return EraseIC(make_pair(key, type));
     222                 :          0 : }
     223                 :            : 
     224                 :          0 : bool WalletBatch::WriteDescriptorKey(const uint256& desc_id, const CPubKey& pubkey, const CPrivKey& privkey)
     225                 :            : {
     226                 :            :     // hash pubkey/privkey to accelerate wallet load
     227                 :          0 :     std::vector<unsigned char> key;
     228 [ #  # ][ #  # ]:          0 :     key.reserve(pubkey.size() + privkey.size());
     229 [ #  # ][ #  # ]:          0 :     key.insert(key.end(), pubkey.begin(), pubkey.end());
                 [ #  # ]
     230         [ #  # ]:          0 :     key.insert(key.end(), privkey.begin(), privkey.end());
     231                 :            : 
     232 [ #  # ][ #  # ]:          0 :     return WriteIC(std::make_pair(DBKeys::WALLETDESCRIPTORKEY, std::make_pair(desc_id, pubkey)), std::make_pair(privkey, Hash(key)), false);
         [ #  # ][ #  # ]
                 [ #  # ]
     233                 :          0 : }
     234                 :            : 
     235                 :          0 : bool WalletBatch::WriteCryptedDescriptorKey(const uint256& desc_id, const CPubKey& pubkey, const std::vector<unsigned char>& secret)
     236                 :            : {
     237 [ #  # ][ #  # ]:          0 :     if (!WriteIC(std::make_pair(DBKeys::WALLETDESCRIPTORCKEY, std::make_pair(desc_id, pubkey)), secret, false)) {
     238                 :          0 :         return false;
     239                 :            :     }
     240         [ #  # ]:          0 :     EraseIC(std::make_pair(DBKeys::WALLETDESCRIPTORKEY, std::make_pair(desc_id, pubkey)));
     241                 :          0 :     return true;
     242                 :          0 : }
     243                 :            : 
     244                 :          0 : bool WalletBatch::WriteDescriptor(const uint256& desc_id, const WalletDescriptor& descriptor)
     245                 :            : {
     246         [ #  # ]:          0 :     return WriteIC(make_pair(DBKeys::WALLETDESCRIPTOR, desc_id), descriptor);
     247                 :          0 : }
     248                 :            : 
     249                 :          0 : bool WalletBatch::WriteDescriptorDerivedCache(const CExtPubKey& xpub, const uint256& desc_id, uint32_t key_exp_index, uint32_t der_index)
     250                 :            : {
     251         [ #  # ]:          0 :     std::vector<unsigned char> ser_xpub(BIP32_EXTKEY_SIZE);
     252         [ #  # ]:          0 :     xpub.Encode(ser_xpub.data());
     253 [ #  # ][ #  # ]:          0 :     return WriteIC(std::make_pair(std::make_pair(DBKeys::WALLETDESCRIPTORCACHE, desc_id), std::make_pair(key_exp_index, der_index)), ser_xpub);
         [ #  # ][ #  # ]
     254                 :          0 : }
     255                 :            : 
     256                 :          0 : bool WalletBatch::WriteDescriptorParentCache(const CExtPubKey& xpub, const uint256& desc_id, uint32_t key_exp_index)
     257                 :            : {
     258         [ #  # ]:          0 :     std::vector<unsigned char> ser_xpub(BIP32_EXTKEY_SIZE);
     259         [ #  # ]:          0 :     xpub.Encode(ser_xpub.data());
     260 [ #  # ][ #  # ]:          0 :     return WriteIC(std::make_pair(std::make_pair(DBKeys::WALLETDESCRIPTORCACHE, desc_id), key_exp_index), ser_xpub);
                 [ #  # ]
     261                 :          0 : }
     262                 :            : 
     263                 :          0 : bool WalletBatch::WriteDescriptorLastHardenedCache(const CExtPubKey& xpub, const uint256& desc_id, uint32_t key_exp_index)
     264         [ +  - ]:          2 : {
     265         [ #  # ]:          0 :     std::vector<unsigned char> ser_xpub(BIP32_EXTKEY_SIZE);
     266         [ #  # ]:          0 :     xpub.Encode(ser_xpub.data());
     267 [ #  # ][ #  # ]:          0 :     return WriteIC(std::make_pair(std::make_pair(DBKeys::WALLETDESCRIPTORLHCACHE, desc_id), key_exp_index), ser_xpub);
                 [ #  # ]
     268                 :          0 : }
     269                 :            : 
     270                 :          0 : bool WalletBatch::WriteDescriptorCacheItems(const uint256& desc_id, const DescriptorCache& cache)
     271                 :            : {
     272 [ #  # ][ #  # ]:          0 :     for (const auto& parent_xpub_pair : cache.GetCachedParentExtPubKeys()) {
     273 [ #  # ][ #  # ]:          0 :         if (!WriteDescriptorParentCache(parent_xpub_pair.second, desc_id, parent_xpub_pair.first)) {
     274                 :          0 :             return false;
     275                 :            :         }
     276                 :            :     }
     277 [ #  # ][ #  # ]:          0 :     for (const auto& derived_xpub_map_pair : cache.GetCachedDerivedExtPubKeys()) {
     278         [ #  # ]:          0 :         for (const auto& derived_xpub_pair : derived_xpub_map_pair.second) {
     279 [ #  # ][ #  # ]:          0 :             if (!WriteDescriptorDerivedCache(derived_xpub_pair.second, desc_id, derived_xpub_map_pair.first, derived_xpub_pair.first)) {
     280                 :          0 :                 return false;
     281                 :            :             }
     282                 :            :         }
     283                 :            :     }
     284 [ #  # ][ #  # ]:          0 :     for (const auto& lh_xpub_pair : cache.GetCachedLastHardenedExtPubKeys()) {
     285 [ #  # ][ #  # ]:          0 :         if (!WriteDescriptorLastHardenedCache(lh_xpub_pair.second, desc_id, lh_xpub_pair.first)) {
     286                 :          0 :             return false;
     287                 :            :         }
     288                 :            :     }
     289                 :          0 :     return true;
     290                 :          0 : }
     291                 :            : 
     292                 :          0 : bool WalletBatch::WriteLockedUTXO(const COutPoint& output)
     293                 :            : {
     294         [ #  # ]:          0 :     return WriteIC(std::make_pair(DBKeys::LOCKED_UTXO, std::make_pair(output.hash, output.n)), uint8_t{'1'});
     295                 :          0 : }
     296                 :            : 
     297                 :          0 : bool WalletBatch::EraseLockedUTXO(const COutPoint& output)
     298                 :            : {
     299         [ #  # ]:          0 :     return EraseIC(std::make_pair(DBKeys::LOCKED_UTXO, std::make_pair(output.hash, output.n)));
     300                 :          0 : }
     301                 :            : 
     302                 :          0 : bool LoadKey(CWallet* pwallet, DataStream& ssKey, DataStream& ssValue, std::string& strErr)
     303                 :            : {
     304                 :          0 :     LOCK(pwallet->cs_wallet);
     305                 :            :     try {
     306         [ #  # ]:          0 :         CPubKey vchPubKey;
     307         [ #  # ]:          0 :         ssKey >> vchPubKey;
     308 [ #  # ][ #  # ]:          0 :         if (!vchPubKey.IsValid())
     309                 :            :         {
     310         [ #  # ]:          0 :             strErr = "Error reading wallet database: CPubKey corrupt";
     311                 :          0 :             return false;
     312                 :            :         }
     313                 :          0 :         CKey key;
     314                 :          0 :         CPrivKey pkey;
     315         [ #  # ]:          0 :         uint256 hash;
     316                 :            : 
     317         [ #  # ]:          0 :         ssValue >> pkey;
     318                 :            : 
     319                 :            :         // Old wallets store keys as DBKeys::KEY [pubkey] => [privkey]
     320                 :            :         // ... which was slow for wallets with lots of keys, because the public key is re-derived from the private key
     321                 :            :         // using EC operations as a checksum.
     322                 :            :         // Newer wallets store keys as DBKeys::KEY [pubkey] => [privkey][hash(pubkey,privkey)], which is much faster while
     323                 :            :         // remaining backwards-compatible.
     324                 :            :         try
     325                 :            :         {
     326         [ #  # ]:          0 :             ssValue >> hash;
     327         [ #  # ]:          0 :         }
     328         [ #  # ]:          0 :         catch (const std::ios_base::failure&) {}
     329                 :            : 
     330                 :          0 :         bool fSkipCheck = false;
     331                 :            : 
     332 [ #  # ][ #  # ]:          0 :         if (!hash.IsNull())
     333                 :            :         {
     334                 :            :             // hash pubkey/privkey to accelerate wallet load
     335                 :          0 :             std::vector<unsigned char> vchKey;
     336 [ #  # ][ #  # ]:          0 :             vchKey.reserve(vchPubKey.size() + pkey.size());
     337 [ #  # ][ #  # ]:          0 :             vchKey.insert(vchKey.end(), vchPubKey.begin(), vchPubKey.end());
                 [ #  # ]
     338         [ #  # ]:          0 :             vchKey.insert(vchKey.end(), pkey.begin(), pkey.end());
     339                 :            : 
     340 [ #  # ][ #  # ]:          0 :             if (Hash(vchKey) != hash)
                 [ #  # ]
     341                 :            :             {
     342         [ #  # ]:          0 :                 strErr = "Error reading wallet database: CPubKey/CPrivKey corrupt";
     343                 :          0 :                 return false;
     344                 :            :             }
     345                 :            : 
     346                 :          0 :             fSkipCheck = true;
     347         [ #  # ]:          0 :         }
     348                 :            : 
     349 [ #  # ][ #  # ]:          0 :         if (!key.Load(pkey, vchPubKey, fSkipCheck))
     350                 :            :         {
     351         [ #  # ]:          0 :             strErr = "Error reading wallet database: CPrivKey corrupt";
     352                 :          0 :             return false;
     353                 :            :         }
     354 [ #  # ][ #  # ]:          0 :         if (!pwallet->GetOrCreateLegacyScriptPubKeyMan()->LoadKey(key, vchPubKey))
                 [ #  # ]
     355                 :            :         {
     356         [ #  # ]:          0 :             strErr = "Error reading wallet database: LegacyScriptPubKeyMan::LoadKey failed";
     357                 :          0 :             return false;
     358                 :            :         }
     359 [ #  # ][ #  # ]:          0 :     } catch (const std::exception& e) {
     360         [ #  # ]:          0 :         if (strErr.empty()) {
     361         [ #  # ]:          0 :             strErr = e.what();
     362                 :          0 :         }
     363                 :          0 :         return false;
     364 [ #  # ][ #  # ]:          0 :     }
     365                 :          0 :     return true;
     366                 :          0 : }
     367                 :            : 
     368                 :          0 : bool LoadCryptedKey(CWallet* pwallet, DataStream& ssKey, DataStream& ssValue, std::string& strErr)
     369                 :            : {
     370                 :          0 :     LOCK(pwallet->cs_wallet);
     371                 :            :     try {
     372         [ #  # ]:          0 :         CPubKey vchPubKey;
     373         [ #  # ]:          0 :         ssKey >> vchPubKey;
     374 [ #  # ][ #  # ]:          0 :         if (!vchPubKey.IsValid())
     375                 :            :         {
     376         [ #  # ]:          0 :             strErr = "Error reading wallet database: CPubKey corrupt";
     377                 :          0 :             return false;
     378                 :            :         }
     379                 :          0 :         std::vector<unsigned char> vchPrivKey;
     380         [ #  # ]:          0 :         ssValue >> vchPrivKey;
     381                 :            : 
     382                 :            :         // Get the checksum and check it
     383                 :          0 :         bool checksum_valid = false;
     384 [ #  # ][ #  # ]:          0 :         if (!ssValue.eof()) {
     385         [ #  # ]:          0 :             uint256 checksum;
     386         [ #  # ]:          0 :             ssValue >> checksum;
     387 [ #  # ][ #  # ]:          0 :             if (!(checksum_valid = Hash(vchPrivKey) == checksum)) {
                 [ #  # ]
     388         [ #  # ]:          0 :                 strErr = "Error reading wallet database: Encrypted key corrupt";
     389                 :          0 :                 return false;
     390                 :            :             }
     391                 :          0 :         }
     392                 :            : 
     393 [ #  # ][ #  # ]:          0 :         if (!pwallet->GetOrCreateLegacyScriptPubKeyMan()->LoadCryptedKey(vchPubKey, vchPrivKey, checksum_valid))
                 [ #  # ]
     394                 :            :         {
     395         [ #  # ]:          0 :             strErr = "Error reading wallet database: LegacyScriptPubKeyMan::LoadCryptedKey failed";
     396                 :          0 :             return false;
     397                 :            :         }
     398 [ #  # ][ #  # ]:          0 :     } catch (const std::exception& e) {
     399         [ #  # ]:          0 :         if (strErr.empty()) {
     400         [ #  # ]:          0 :             strErr = e.what();
     401                 :          0 :         }
     402                 :          0 :         return false;
     403 [ #  # ][ #  # ]:          0 :     }
     404                 :          0 :     return true;
     405                 :          0 : }
     406                 :            : 
     407                 :          0 : bool LoadEncryptionKey(CWallet* pwallet, DataStream& ssKey, DataStream& ssValue, std::string& strErr)
     408                 :            : {
     409                 :          0 :     LOCK(pwallet->cs_wallet);
     410                 :            :     try {
     411                 :            :         // Master encryption key is loaded into only the wallet and not any of the ScriptPubKeyMans.
     412                 :            :         unsigned int nID;
     413         [ #  # ]:          0 :         ssKey >> nID;
     414         [ #  # ]:          0 :         CMasterKey kMasterKey;
     415         [ #  # ]:          0 :         ssValue >> kMasterKey;
     416 [ #  # ][ #  # ]:          0 :         if(pwallet->mapMasterKeys.count(nID) != 0)
     417                 :            :         {
     418         [ #  # ]:          0 :             strErr = strprintf("Error reading wallet database: duplicate CMasterKey id %u", nID);
     419                 :          0 :             return false;
     420                 :            :         }
     421 [ #  # ][ #  # ]:          0 :         pwallet->mapMasterKeys[nID] = kMasterKey;
     422         [ #  # ]:          0 :         if (pwallet->nMasterKeyMaxID < nID)
     423                 :          0 :             pwallet->nMasterKeyMaxID = nID;
     424                 :            : 
     425 [ #  # ][ #  # ]:          0 :     } catch (const std::exception& e) {
     426         [ #  # ]:          0 :         if (strErr.empty()) {
     427         [ #  # ]:          0 :             strErr = e.what();
     428                 :          0 :         }
     429                 :          0 :         return false;
     430 [ #  # ][ #  # ]:          0 :     }
     431                 :          0 :     return true;
     432                 :          0 : }
     433                 :            : 
     434                 :          0 : bool LoadHDChain(CWallet* pwallet, DataStream& ssValue, std::string& strErr)
     435                 :            : {
     436                 :          0 :     LOCK(pwallet->cs_wallet);
     437                 :            :     try {
     438         [ #  # ]:          0 :         CHDChain chain;
     439         [ #  # ]:          0 :         ssValue >> chain;
     440 [ #  # ][ #  # ]:          0 :         pwallet->GetOrCreateLegacyScriptPubKeyMan()->LoadHDChain(chain);
     441         [ #  # ]:          0 :     } catch (const std::exception& e) {
     442         [ #  # ]:          0 :         if (strErr.empty()) {
     443         [ #  # ]:          0 :             strErr = e.what();
     444                 :          0 :         }
     445                 :          0 :         return false;
     446 [ #  # ][ #  # ]:          0 :     }
     447                 :          0 :     return true;
     448                 :          0 : }
     449                 :            : 
     450                 :          0 : static DBErrors LoadMinVersion(CWallet* pwallet, DatabaseBatch& batch) EXCLUSIVE_LOCKS_REQUIRED(pwallet->cs_wallet)
     451                 :            : {
     452                 :          0 :     AssertLockHeld(pwallet->cs_wallet);
     453                 :          0 :     int nMinVersion = 0;
     454         [ #  # ]:          0 :     if (batch.Read(DBKeys::MINVERSION, nMinVersion)) {
     455         [ #  # ]:          0 :         if (nMinVersion > FEATURE_LATEST)
     456                 :          0 :             return DBErrors::TOO_NEW;
     457                 :          0 :         pwallet->LoadMinVersion(nMinVersion);
     458                 :          0 :     }
     459                 :          0 :     return DBErrors::LOAD_OK;
     460                 :          0 : }
     461                 :            : 
     462                 :          0 : static DBErrors LoadWalletFlags(CWallet* pwallet, DatabaseBatch& batch) EXCLUSIVE_LOCKS_REQUIRED(pwallet->cs_wallet)
     463                 :            : {
     464                 :          0 :     AssertLockHeld(pwallet->cs_wallet);
     465                 :            :     uint64_t flags;
     466         [ #  # ]:          0 :     if (batch.Read(DBKeys::FLAGS, flags)) {
     467         [ #  # ]:          0 :         if (!pwallet->LoadWalletFlags(flags)) {
     468                 :          0 :             pwallet->WalletLogPrintf("Error reading wallet database: Unknown non-tolerable wallet flags found\n");
     469                 :          0 :             return DBErrors::TOO_NEW;
     470                 :            :         }
     471                 :          0 :     }
     472                 :          0 :     return DBErrors::LOAD_OK;
     473                 :          0 : }
     474                 :            : 
     475                 :          0 : struct LoadResult
     476                 :            : {
     477                 :          0 :     DBErrors m_result{DBErrors::LOAD_OK};
     478                 :          0 :     int m_records{0};
     479                 :            : };
     480                 :            : 
     481                 :            : using LoadFunc = std::function<DBErrors(CWallet* pwallet, DataStream& key, CDataStream& value, std::string& err)>;
     482                 :          0 : static LoadResult LoadRecords(CWallet* pwallet, DatabaseBatch& batch, const std::string& key, DataStream& prefix, LoadFunc load_func)
     483                 :            : {
     484                 :          0 :     LoadResult result;
     485                 :          0 :     DataStream ssKey;
     486         [ #  # ]:          0 :     CDataStream ssValue(SER_DISK, CLIENT_VERSION);
     487                 :            : 
     488 [ #  # ][ #  # ]:          0 :     Assume(!prefix.empty());
     489 [ #  # ][ #  # ]:          0 :     std::unique_ptr<DatabaseCursor> cursor = batch.GetNewPrefixCursor(prefix);
     490         [ #  # ]:          0 :     if (!cursor) {
     491 [ #  # ][ #  # ]:          0 :         pwallet->WalletLogPrintf("Error getting database cursor for '%s' records\n", key);
     492                 :          0 :         result.m_result = DBErrors::CORRUPT;
     493                 :          0 :         return result;
     494                 :            :     }
     495                 :            : 
     496                 :          0 :     while (true) {
     497         [ #  # ]:          0 :         DatabaseCursor::Status status = cursor->Next(ssKey, ssValue);
     498         [ #  # ]:          0 :         if (status == DatabaseCursor::Status::DONE) {
     499                 :          0 :             break;
     500         [ #  # ]:          0 :         } else if (status == DatabaseCursor::Status::FAIL) {
     501 [ #  # ][ #  # ]:          0 :             pwallet->WalletLogPrintf("Error reading next '%s' record for wallet database\n", key);
     502                 :          0 :             result.m_result = DBErrors::CORRUPT;
     503                 :          0 :             return result;
     504                 :            :         }
     505                 :          0 :         std::string type;
     506         [ #  # ]:          0 :         ssKey >> type;
     507         [ #  # ]:          0 :         assert(type == key);
     508                 :          0 :         std::string error;
     509         [ #  # ]:          0 :         DBErrors record_res = load_func(pwallet, ssKey, ssValue, error);
     510         [ #  # ]:          0 :         if (record_res != DBErrors::LOAD_OK) {
     511 [ #  # ][ #  # ]:          0 :             pwallet->WalletLogPrintf("%s\n", error);
     512                 :          0 :         }
     513                 :          0 :         result.m_result = std::max(result.m_result, record_res);
     514                 :          0 :         ++result.m_records;
     515                 :          0 :     }
     516                 :          0 :     return result;
     517                 :          0 : }
     518                 :            : 
     519                 :          0 : static LoadResult LoadRecords(CWallet* pwallet, DatabaseBatch& batch, const std::string& key, LoadFunc load_func)
     520                 :            : {
     521                 :          0 :     DataStream prefix;
     522         [ #  # ]:          0 :     prefix << key;
     523 [ #  # ][ #  # ]:          0 :     return LoadRecords(pwallet, batch, key, prefix, load_func);
     524                 :          0 : }
     525                 :            : 
     526                 :          0 : static DBErrors LoadLegacyWalletRecords(CWallet* pwallet, DatabaseBatch& batch, int last_client) EXCLUSIVE_LOCKS_REQUIRED(pwallet->cs_wallet)
     527                 :            : {
     528                 :          0 :     AssertLockHeld(pwallet->cs_wallet);
     529                 :          0 :     DBErrors result = DBErrors::LOAD_OK;
     530                 :            : 
     531                 :            :     // Make sure descriptor wallets don't have any legacy records
     532         [ #  # ]:          0 :     if (pwallet->IsWalletFlagSet(WALLET_FLAG_DESCRIPTORS)) {
     533         [ #  # ]:          0 :         for (const auto& type : DBKeys::LEGACY_TYPES) {
     534                 :          0 :             DataStream key;
     535         [ #  # ]:          0 :             CDataStream value(SER_DISK, CLIENT_VERSION);
     536                 :            : 
     537         [ #  # ]:          0 :             DataStream prefix;
     538         [ #  # ]:          0 :             prefix << type;
     539 [ #  # ][ #  # ]:          0 :             std::unique_ptr<DatabaseCursor> cursor = batch.GetNewPrefixCursor(prefix);
     540         [ #  # ]:          0 :             if (!cursor) {
     541 [ #  # ][ #  # ]:          0 :                 pwallet->WalletLogPrintf("Error getting database cursor for '%s' records\n", type);
     542                 :          0 :                 return DBErrors::CORRUPT;
     543                 :            :             }
     544                 :            : 
     545         [ #  # ]:          0 :             DatabaseCursor::Status status = cursor->Next(key, value);
     546         [ #  # ]:          0 :             if (status != DatabaseCursor::Status::DONE) {
     547 [ #  # ][ #  # ]:          0 :                 pwallet->WalletLogPrintf("Error: Unexpected legacy entry found in descriptor wallet %s. The wallet might have been tampered with or created with malicious intent.\n", pwallet->GetName());
                 [ #  # ]
     548                 :          0 :                 return DBErrors::UNEXPECTED_LEGACY_ENTRY;
     549                 :            :             }
     550      [ #  #  # ]:          0 :         }
     551                 :            : 
     552                 :          0 :         return DBErrors::LOAD_OK;
     553                 :            :     }
     554                 :            : 
     555                 :            :     // Load HD Chain
     556                 :            :     // Note: There should only be one HDCHAIN record with no data following the type
     557 [ #  # ][ #  # ]:          0 :     LoadResult hd_chain_res = LoadRecords(pwallet, batch, DBKeys::HDCHAIN,
     558                 :          0 :         [] (CWallet* pwallet, DataStream& key, CDataStream& value, std::string& err) {
     559                 :          0 :         return LoadHDChain(pwallet, value, err) ? DBErrors:: LOAD_OK : DBErrors::CORRUPT;
     560                 :            :     });
     561                 :          0 :     result = std::max(result, hd_chain_res.m_result);
     562                 :            : 
     563                 :            :     // Load unencrypted keys
     564 [ #  # ][ #  # ]:          0 :     LoadResult key_res = LoadRecords(pwallet, batch, DBKeys::KEY,
     565                 :          0 :         [] (CWallet* pwallet, DataStream& key, CDataStream& value, std::string& err) {
     566                 :          0 :         return LoadKey(pwallet, key, value, err) ? DBErrors::LOAD_OK : DBErrors::CORRUPT;
     567                 :            :     });
     568                 :          0 :     result = std::max(result, key_res.m_result);
     569                 :            : 
     570                 :            :     // Load encrypted keys
     571 [ #  # ][ #  # ]:          0 :     LoadResult ckey_res = LoadRecords(pwallet, batch, DBKeys::CRYPTED_KEY,
     572                 :          0 :         [] (CWallet* pwallet, DataStream& key, CDataStream& value, std::string& err) {
     573                 :          0 :         return LoadCryptedKey(pwallet, key, value, err) ? DBErrors::LOAD_OK : DBErrors::CORRUPT;
     574                 :            :     });
     575                 :          0 :     result = std::max(result, ckey_res.m_result);
     576                 :            : 
     577                 :            :     // Load scripts
     578 [ #  # ][ #  # ]:          0 :     LoadResult script_res = LoadRecords(pwallet, batch, DBKeys::CSCRIPT,
     579                 :          0 :         [] (CWallet* pwallet, DataStream& key, CDataStream& value, std::string& strErr) {
     580                 :          0 :         uint160 hash;
     581                 :          0 :         key >> hash;
     582                 :          0 :         CScript script;
     583         [ #  # ]:          0 :         value >> script;
     584 [ #  # ][ #  # ]:          0 :         if (!pwallet->GetOrCreateLegacyScriptPubKeyMan()->LoadCScript(script))
                 [ #  # ]
     585                 :            :         {
     586         [ #  # ]:          0 :             strErr = "Error reading wallet database: LegacyScriptPubKeyMan::LoadCScript failed";
     587                 :          0 :             return DBErrors::NONCRITICAL_ERROR;
     588                 :            :         }
     589                 :          0 :         return DBErrors::LOAD_OK;
     590                 :          0 :     });
     591                 :          0 :     result = std::max(result, script_res.m_result);
     592                 :            : 
     593                 :            :     // Check whether rewrite is needed
     594         [ #  # ]:          0 :     if (ckey_res.m_records > 0) {
     595                 :            :         // Rewrite encrypted wallets of versions 0.4.0 and 0.5.0rc:
     596 [ #  # ][ #  # ]:          0 :         if (last_client == 40000 || last_client == 50000) result = std::max(result, DBErrors::NEED_REWRITE);
     597                 :          0 :     }
     598                 :            : 
     599                 :            :     // Load keymeta
     600                 :          0 :     std::map<uint160, CHDChain> hd_chains;
     601 [ #  # ][ #  # ]:          0 :     LoadResult keymeta_res = LoadRecords(pwallet, batch, DBKeys::KEYMETA,
     602                 :          0 :         [&hd_chains] (CWallet* pwallet, DataStream& key, CDataStream& value, std::string& strErr) {
     603                 :          0 :         CPubKey vchPubKey;
     604                 :          0 :         key >> vchPubKey;
     605                 :          0 :         CKeyMetadata keyMeta;
     606         [ #  # ]:          0 :         value >> keyMeta;
     607 [ #  # ][ #  # ]:          0 :         pwallet->GetOrCreateLegacyScriptPubKeyMan()->LoadKeyMetadata(vchPubKey.GetID(), keyMeta);
                 [ #  # ]
     608                 :            : 
     609                 :            :         // Extract some CHDChain info from this metadata if it has any
     610 [ #  # ][ #  # ]:          0 :         if (keyMeta.nVersion >= CKeyMetadata::VERSION_WITH_HDDATA && !keyMeta.hd_seed_id.IsNull() && keyMeta.hdKeypath.size() > 0) {
         [ #  # ][ #  # ]
     611                 :            :             // Get the path from the key origin or from the path string
     612                 :            :             // Not applicable when path is "s" or "m" as those indicate a seed
     613                 :            :             // See https://github.com/bitcoin/bitcoin/pull/12924
     614                 :          0 :             bool internal = false;
     615                 :          0 :             uint32_t index = 0;
     616 [ #  # ][ #  # ]:          0 :             if (keyMeta.hdKeypath != "s" && keyMeta.hdKeypath != "m") {
         [ #  # ][ #  # ]
     617                 :          0 :                 std::vector<uint32_t> path;
     618         [ #  # ]:          0 :                 if (keyMeta.has_key_origin) {
     619                 :            :                     // We have a key origin, so pull it from its path vector
     620         [ #  # ]:          0 :                     path = keyMeta.key_origin.path;
     621                 :          0 :                 } else {
     622                 :            :                     // No key origin, have to parse the string
     623 [ #  # ][ #  # ]:          0 :                     if (!ParseHDKeypath(keyMeta.hdKeypath, path)) {
     624         [ #  # ]:          0 :                         strErr = "Error reading wallet database: keymeta with invalid HD keypath";
     625                 :          0 :                         return DBErrors::NONCRITICAL_ERROR;
     626                 :            :                     }
     627                 :            :                 }
     628                 :            : 
     629                 :            :                 // Extract the index and internal from the path
     630                 :            :                 // Path string is m/0'/k'/i'
     631                 :            :                 // Path vector is [0', k', i'] (but as ints OR'd with the hardened bit
     632                 :            :                 // k == 0 for external, 1 for internal. i is the index
     633         [ #  # ]:          0 :                 if (path.size() != 3) {
     634         [ #  # ]:          0 :                     strErr = "Error reading wallet database: keymeta found with unexpected path";
     635                 :          0 :                     return DBErrors::NONCRITICAL_ERROR;
     636                 :            :                 }
     637         [ #  # ]:          0 :                 if (path[0] != 0x80000000) {
     638         [ #  # ]:          0 :                     strErr = strprintf("Unexpected path index of 0x%08x (expected 0x80000000) for the element at index 0", path[0]);
     639                 :          0 :                     return DBErrors::NONCRITICAL_ERROR;
     640                 :            :                 }
     641 [ #  # ][ #  # ]:          0 :                 if (path[1] != 0x80000000 && path[1] != (1 | 0x80000000)) {
     642         [ #  # ]:          0 :                     strErr = strprintf("Unexpected path index of 0x%08x (expected 0x80000000 or 0x80000001) for the element at index 1", path[1]);
     643                 :          0 :                     return DBErrors::NONCRITICAL_ERROR;
     644                 :            :                 }
     645         [ #  # ]:          0 :                 if ((path[2] & 0x80000000) == 0) {
     646         [ #  # ]:          0 :                     strErr = strprintf("Unexpected path index of 0x%08x (expected to be greater than or equal to 0x80000000)", path[2]);
     647                 :          0 :                     return DBErrors::NONCRITICAL_ERROR;
     648                 :            :                 }
     649                 :          0 :                 internal = path[1] == (1 | 0x80000000);
     650                 :          0 :                 index = path[2] & ~0x80000000;
     651         [ #  # ]:          0 :             }
     652                 :            : 
     653                 :            :             // Insert a new CHDChain, or get the one that already exists
     654 [ #  # ][ #  # ]:          0 :             auto [ins, inserted] = hd_chains.emplace(keyMeta.hd_seed_id, CHDChain());
     655                 :          0 :             CHDChain& chain = ins->second;
     656         [ #  # ]:          0 :             if (inserted) {
     657                 :            :                 // For new chains, we want to default to VERSION_HD_BASE until we see an internal
     658                 :          0 :                 chain.nVersion = CHDChain::VERSION_HD_BASE;
     659                 :          0 :                 chain.seed_id = keyMeta.hd_seed_id;
     660                 :          0 :             }
     661         [ #  # ]:          0 :             if (internal) {
     662                 :          0 :                 chain.nVersion = CHDChain::VERSION_HD_CHAIN_SPLIT;
     663         [ #  # ]:          0 :                 chain.nInternalChainCounter = std::max(chain.nInternalChainCounter, index + 1);
     664                 :          0 :             } else {
     665         [ #  # ]:          0 :                 chain.nExternalChainCounter = std::max(chain.nExternalChainCounter, index + 1);
     666                 :            :             }
     667                 :          0 :         }
     668                 :          0 :         return DBErrors::LOAD_OK;
     669                 :          0 :     });
     670                 :          0 :     result = std::max(result, keymeta_res.m_result);
     671                 :            : 
     672                 :            :     // Set inactive chains
     673         [ #  # ]:          0 :     if (!hd_chains.empty()) {
     674         [ #  # ]:          0 :         LegacyScriptPubKeyMan* legacy_spkm = pwallet->GetLegacyScriptPubKeyMan();
     675         [ #  # ]:          0 :         if (legacy_spkm) {
     676         [ #  # ]:          0 :             for (const auto& [hd_seed_id, chain] : hd_chains) {
     677 [ #  # ][ #  # ]:          0 :                 if (hd_seed_id != legacy_spkm->GetHDChain().seed_id) {
                 [ #  # ]
     678 [ #  # ][ #  # ]:          0 :                     legacy_spkm->AddInactiveHDChain(chain);
     679                 :          0 :                 }
     680                 :            :             }
     681                 :          0 :         } else {
     682         [ #  # ]:          0 :             pwallet->WalletLogPrintf("Inactive HD Chains found but no Legacy ScriptPubKeyMan\n");
     683                 :          0 :             result = DBErrors::CORRUPT;
     684                 :            :         }
     685                 :          0 :     }
     686                 :            : 
     687                 :            :     // Load watchonly scripts
     688 [ #  # ][ #  # ]:          0 :     LoadResult watch_script_res = LoadRecords(pwallet, batch, DBKeys::WATCHS,
     689                 :          0 :         [] (CWallet* pwallet, DataStream& key, CDataStream& value, std::string& err) {
     690                 :          0 :         CScript script;
     691         [ #  # ]:          0 :         key >> script;
     692                 :            :         uint8_t fYes;
     693         [ #  # ]:          0 :         value >> fYes;
     694         [ #  # ]:          0 :         if (fYes == '1') {
     695 [ #  # ][ #  # ]:          0 :             pwallet->GetOrCreateLegacyScriptPubKeyMan()->LoadWatchOnly(script);
     696                 :          0 :         }
     697                 :            :         return DBErrors::LOAD_OK;
     698                 :          0 :     });
     699                 :          0 :     result = std::max(result, watch_script_res.m_result);
     700                 :            : 
     701                 :            :     // Load watchonly meta
     702 [ #  # ][ #  # ]:          0 :     LoadResult watch_meta_res = LoadRecords(pwallet, batch, DBKeys::WATCHMETA,
     703                 :          0 :         [] (CWallet* pwallet, DataStream& key, CDataStream& value, std::string& err) {
     704                 :          0 :         CScript script;
     705         [ #  # ]:          0 :         key >> script;
     706         [ #  # ]:          0 :         CKeyMetadata keyMeta;
     707         [ #  # ]:          0 :         value >> keyMeta;
     708 [ #  # ][ #  # ]:          0 :         pwallet->GetOrCreateLegacyScriptPubKeyMan()->LoadScriptMetadata(CScriptID(script), keyMeta);
                 [ #  # ]
     709                 :            :         return DBErrors::LOAD_OK;
     710                 :          0 :     });
     711                 :          0 :     result = std::max(result, watch_meta_res.m_result);
     712                 :            : 
     713                 :            :     // Load keypool
     714 [ #  # ][ #  # ]:          0 :     LoadResult pool_res = LoadRecords(pwallet, batch, DBKeys::POOL,
     715                 :          0 :         [] (CWallet* pwallet, DataStream& key, CDataStream& value, std::string& err) {
     716                 :            :         int64_t nIndex;
     717                 :          0 :         key >> nIndex;
     718                 :          0 :         CKeyPool keypool;
     719                 :          0 :         value >> keypool;
     720                 :          0 :         pwallet->GetOrCreateLegacyScriptPubKeyMan()->LoadKeyPool(nIndex, keypool);
     721                 :          0 :         return DBErrors::LOAD_OK;
     722                 :            :     });
     723                 :          0 :     result = std::max(result, pool_res.m_result);
     724                 :            : 
     725                 :            :     // Deal with old "wkey" and "defaultkey" records.
     726                 :            :     // These are not actually loaded, but we need to check for them
     727                 :            : 
     728                 :            :     // We don't want or need the default key, but if there is one set,
     729                 :            :     // we want to make sure that it is valid so that we can detect corruption
     730                 :            :     // Note: There should only be one DEFAULTKEY with nothing trailing the type
     731 [ #  # ][ #  # ]:          0 :     LoadResult default_key_res = LoadRecords(pwallet, batch, DBKeys::DEFAULTKEY,
     732                 :          0 :         [] (CWallet* pwallet, DataStream& key, CDataStream& value, std::string& err) {
     733                 :          0 :         CPubKey default_pubkey;
     734                 :            :         try {
     735         [ #  # ]:          0 :             value >> default_pubkey;
     736         [ #  # ]:          0 :         } catch (const std::exception& e) {
     737         [ #  # ]:          0 :             err = e.what();
     738                 :          0 :             return DBErrors::CORRUPT;
     739         [ #  # ]:          0 :         }
     740         [ #  # ]:          0 :         if (!default_pubkey.IsValid()) {
     741                 :          0 :             err = "Error reading wallet database: Default Key corrupt";
     742                 :          0 :             return DBErrors::CORRUPT;
     743                 :            :         }
     744                 :          0 :         return DBErrors::LOAD_OK;
     745                 :          0 :     });
     746                 :          0 :     result = std::max(result, default_key_res.m_result);
     747                 :            : 
     748                 :            :     // "wkey" records are unsupported, if we see any, throw an error
     749 [ #  # ][ #  # ]:          0 :     LoadResult wkey_res = LoadRecords(pwallet, batch, DBKeys::OLD_KEY,
     750                 :          0 :         [] (CWallet* pwallet, DataStream& key, CDataStream& value, std::string& err) {
     751                 :          0 :         err = "Found unsupported 'wkey' record, try loading with version 0.18";
     752                 :          0 :         return DBErrors::LOAD_FAIL;
     753                 :            :     });
     754                 :          0 :     result = std::max(result, wkey_res.m_result);
     755                 :            : 
     756         [ #  # ]:          0 :     if (result <= DBErrors::NONCRITICAL_ERROR) {
     757                 :            :         // Only do logging and time first key update if there were no critical errors
     758 [ #  # ][ #  # ]:          0 :         pwallet->WalletLogPrintf("Legacy Wallet Keys: %u plaintext, %u encrypted, %u w/ metadata, %u total.\n",
     759                 :          0 :                key_res.m_records, ckey_res.m_records, keymeta_res.m_records, key_res.m_records + ckey_res.m_records);
     760                 :            : 
     761                 :            :         // nTimeFirstKey is only reliable if all keys have metadata
     762 [ #  # ][ #  # ]:          0 :         if (pwallet->IsLegacy() && (key_res.m_records + ckey_res.m_records + watch_script_res.m_records) != (keymeta_res.m_records + watch_meta_res.m_records)) {
                 [ #  # ]
     763         [ #  # ]:          0 :             auto spk_man = pwallet->GetOrCreateLegacyScriptPubKeyMan();
     764         [ #  # ]:          0 :             if (spk_man) {
     765 [ #  # ][ #  # ]:          0 :                 LOCK(spk_man->cs_KeyStore);
     766         [ #  # ]:          0 :                 spk_man->UpdateTimeFirstKey(1);
     767                 :          0 :             }
     768                 :          0 :         }
     769                 :          0 :     }
     770                 :            : 
     771                 :          0 :     return result;
     772                 :          0 : }
     773                 :            : 
     774                 :            : template<typename... Args>
     775                 :          0 : static DataStream PrefixStream(const Args&... args)
     776                 :            : {
     777                 :          0 :     DataStream prefix;
     778         [ #  # ]:          0 :     SerializeMany(prefix, args...);
     779                 :          0 :     return prefix;
     780         [ #  # ]:          0 : }
     781                 :            : 
     782                 :          0 : static DBErrors LoadDescriptorWalletRecords(CWallet* pwallet, DatabaseBatch& batch, int last_client) EXCLUSIVE_LOCKS_REQUIRED(pwallet->cs_wallet)
     783                 :            : {
     784                 :          0 :     AssertLockHeld(pwallet->cs_wallet);
     785                 :            : 
     786                 :            :     // Load descriptor record
     787                 :          0 :     int num_keys = 0;
     788                 :          0 :     int num_ckeys= 0;
     789 [ #  # ][ #  # ]:          0 :     LoadResult desc_res = LoadRecords(pwallet, batch, DBKeys::WALLETDESCRIPTOR,
     790                 :          0 :         [&batch, &num_keys, &num_ckeys, &last_client] (CWallet* pwallet, DataStream& key, CDataStream& value, std::string& strErr) {
     791                 :          0 :         DBErrors result = DBErrors::LOAD_OK;
     792                 :            : 
     793                 :          0 :         uint256 id;
     794                 :          0 :         key >> id;
     795                 :          0 :         WalletDescriptor desc;
     796                 :            :         try {
     797         [ #  # ]:          0 :             value >> desc;
     798         [ #  # ]:          0 :         } catch (const std::ios_base::failure& e) {
     799         [ #  # ]:          0 :             strErr = strprintf("Error: Unrecognized descriptor found in wallet %s. ", pwallet->GetName());
     800         [ #  # ]:          0 :             strErr += (last_client > CLIENT_VERSION) ? "The wallet might had been created on a newer version. " :
     801                 :            :                     "The database might be corrupted or the software version is not compatible with one of your wallet descriptors. ";
     802         [ #  # ]:          0 :             strErr += "Please try running the latest software version";
     803                 :            :             // Also include error details
     804         [ #  # ]:          0 :             strErr = strprintf("%s\nDetails: %s", strErr, e.what());
     805                 :          0 :             return DBErrors::UNKNOWN_DESCRIPTOR;
     806 [ #  # ][ #  # ]:          0 :         }
     807         [ #  # ]:          0 :         pwallet->LoadDescriptorScriptPubKeyMan(id, desc);
     808                 :            : 
     809                 :            :         // Prior to doing anything with this spkm, verify ID compatibility
     810 [ #  # ][ #  # ]:          0 :         if (id != pwallet->GetDescriptorScriptPubKeyMan(desc)->GetID()) {
         [ #  # ][ #  # ]
     811         [ #  # ]:          0 :             strErr = "The descriptor ID calculated by the wallet differs from the one in DB";
     812                 :          0 :             return DBErrors::CORRUPT;
     813                 :            :         }
     814                 :            : 
     815                 :          0 :         DescriptorCache cache;
     816                 :            : 
     817                 :            :         // Get key cache for this descriptor
     818         [ #  # ]:          0 :         DataStream prefix = PrefixStream(DBKeys::WALLETDESCRIPTORCACHE, id);
     819 [ #  # ][ #  # ]:          0 :         LoadResult key_cache_res = LoadRecords(pwallet, batch, DBKeys::WALLETDESCRIPTORCACHE, prefix,
     820                 :          0 :             [&id, &cache] (CWallet* pwallet, DataStream& key, CDataStream& value, std::string& err) {
     821                 :          0 :             bool parent = true;
     822                 :          0 :             uint256 desc_id;
     823                 :            :             uint32_t key_exp_index;
     824                 :            :             uint32_t der_index;
     825                 :          0 :             key >> desc_id;
     826         [ #  # ]:          0 :             assert(desc_id == id);
     827                 :          0 :             key >> key_exp_index;
     828                 :            : 
     829                 :            :             // if the der_index exists, it's a derived xpub
     830                 :            :             try
     831                 :            :             {
     832         [ #  # ]:          0 :                 key >> der_index;
     833                 :          0 :                 parent = false;
     834                 :          0 :             }
     835                 :          0 :             catch (...) {}
     836                 :            : 
     837         [ #  # ]:          0 :             std::vector<unsigned char> ser_xpub(BIP32_EXTKEY_SIZE);
     838         [ #  # ]:          0 :             value >> ser_xpub;
     839         [ #  # ]:          0 :             CExtPubKey xpub;
     840         [ #  # ]:          0 :             xpub.Decode(ser_xpub.data());
     841         [ #  # ]:          0 :             if (parent) {
     842         [ #  # ]:          0 :                 cache.CacheParentExtPubKey(key_exp_index, xpub);
     843                 :          0 :             } else {
     844         [ #  # ]:          0 :                 cache.CacheDerivedExtPubKey(key_exp_index, der_index, xpub);
     845                 :            :             }
     846                 :            :             return DBErrors::LOAD_OK;
     847                 :          0 :         });
     848                 :          0 :         result = std::max(result, key_cache_res.m_result);
     849                 :            : 
     850                 :            :         // Get last hardened cache for this descriptor
     851         [ #  # ]:          0 :         prefix = PrefixStream(DBKeys::WALLETDESCRIPTORLHCACHE, id);
     852 [ #  # ][ #  # ]:          0 :         LoadResult lh_cache_res = LoadRecords(pwallet, batch, DBKeys::WALLETDESCRIPTORLHCACHE, prefix,
     853                 :          0 :             [&id, &cache] (CWallet* pwallet, DataStream& key, CDataStream& value, std::string& err) {
     854                 :          0 :             uint256 desc_id;
     855                 :            :             uint32_t key_exp_index;
     856                 :          0 :             key >> desc_id;
     857         [ #  # ]:          0 :             assert(desc_id == id);
     858                 :          0 :             key >> key_exp_index;
     859                 :            : 
     860         [ #  # ]:          0 :             std::vector<unsigned char> ser_xpub(BIP32_EXTKEY_SIZE);
     861         [ #  # ]:          0 :             value >> ser_xpub;
     862         [ #  # ]:          0 :             CExtPubKey xpub;
     863         [ #  # ]:          0 :             xpub.Decode(ser_xpub.data());
     864         [ #  # ]:          0 :             cache.CacheLastHardenedExtPubKey(key_exp_index, xpub);
     865                 :            :             return DBErrors::LOAD_OK;
     866                 :          0 :         });
     867                 :          0 :         result = std::max(result, lh_cache_res.m_result);
     868                 :            : 
     869                 :            :         // Set the cache for this descriptor
     870         [ #  # ]:          0 :         auto spk_man = (DescriptorScriptPubKeyMan*)pwallet->GetScriptPubKeyMan(id);
     871         [ #  # ]:          0 :         assert(spk_man);
     872         [ #  # ]:          0 :         spk_man->SetCache(cache);
     873                 :            : 
     874                 :            :         // Get unencrypted keys
     875         [ #  # ]:          0 :         prefix = PrefixStream(DBKeys::WALLETDESCRIPTORKEY, id);
     876 [ #  # ][ #  # ]:          0 :         LoadResult key_res = LoadRecords(pwallet, batch, DBKeys::WALLETDESCRIPTORKEY, prefix,
     877                 :          0 :             [&id, &spk_man] (CWallet* pwallet, DataStream& key, CDataStream& value, std::string& strErr) {
     878                 :          0 :             uint256 desc_id;
     879                 :          0 :             CPubKey pubkey;
     880                 :          0 :             key >> desc_id;
     881         [ #  # ]:          0 :             assert(desc_id == id);
     882                 :          0 :             key >> pubkey;
     883         [ #  # ]:          0 :             if (!pubkey.IsValid())
     884                 :            :             {
     885                 :          0 :                 strErr = "Error reading wallet database: descriptor unencrypted key CPubKey corrupt";
     886                 :          0 :                 return DBErrors::CORRUPT;
     887                 :            :             }
     888                 :          0 :             CKey privkey;
     889                 :          0 :             CPrivKey pkey;
     890         [ #  # ]:          0 :             uint256 hash;
     891                 :            : 
     892         [ #  # ]:          0 :             value >> pkey;
     893         [ #  # ]:          0 :             value >> hash;
     894                 :            : 
     895                 :            :             // hash pubkey/privkey to accelerate wallet load
     896                 :          0 :             std::vector<unsigned char> to_hash;
     897 [ #  # ][ #  # ]:          0 :             to_hash.reserve(pubkey.size() + pkey.size());
     898 [ #  # ][ #  # ]:          0 :             to_hash.insert(to_hash.end(), pubkey.begin(), pubkey.end());
     899         [ #  # ]:          0 :             to_hash.insert(to_hash.end(), pkey.begin(), pkey.end());
     900                 :            : 
     901 [ #  # ][ #  # ]:          0 :             if (Hash(to_hash) != hash)
                 [ #  # ]
     902                 :            :             {
     903         [ #  # ]:          0 :                 strErr = "Error reading wallet database: descriptor unencrypted key CPubKey/CPrivKey corrupt";
     904                 :          0 :                 return DBErrors::CORRUPT;
     905                 :            :             }
     906                 :            : 
     907 [ #  # ][ #  # ]:          0 :             if (!privkey.Load(pkey, pubkey, true))
     908                 :            :             {
     909         [ #  # ]:          0 :                 strErr = "Error reading wallet database: descriptor unencrypted key CPrivKey corrupt";
     910                 :          0 :                 return DBErrors::CORRUPT;
     911                 :            :             }
     912 [ #  # ][ #  # ]:          0 :             spk_man->AddKey(pubkey.GetID(), privkey);
     913                 :          0 :             return DBErrors::LOAD_OK;
     914                 :          0 :         });
     915                 :          0 :         result = std::max(result, key_res.m_result);
     916                 :          0 :         num_keys = key_res.m_records;
     917                 :            : 
     918                 :            :         // Get encrypted keys
     919         [ #  # ]:          0 :         prefix = PrefixStream(DBKeys::WALLETDESCRIPTORCKEY, id);
     920 [ #  # ][ #  # ]:          0 :         LoadResult ckey_res = LoadRecords(pwallet, batch, DBKeys::WALLETDESCRIPTORCKEY, prefix,
     921                 :          0 :             [&id, &spk_man] (CWallet* pwallet, DataStream& key, CDataStream& value, std::string& err) {
     922                 :          0 :             uint256 desc_id;
     923                 :          0 :             CPubKey pubkey;
     924                 :          0 :             key >> desc_id;
     925         [ #  # ]:          0 :             assert(desc_id == id);
     926                 :          0 :             key >> pubkey;
     927         [ #  # ]:          0 :             if (!pubkey.IsValid())
     928                 :            :             {
     929                 :          0 :                 err = "Error reading wallet database: descriptor encrypted key CPubKey corrupt";
     930                 :          0 :                 return DBErrors::CORRUPT;
     931                 :            :             }
     932                 :          0 :             std::vector<unsigned char> privkey;
     933         [ #  # ]:          0 :             value >> privkey;
     934                 :            : 
     935 [ #  # ][ #  # ]:          0 :             spk_man->AddCryptedKey(pubkey.GetID(), pubkey, privkey);
     936                 :          0 :             return DBErrors::LOAD_OK;
     937                 :          0 :         });
     938                 :          0 :         result = std::max(result, ckey_res.m_result);
     939                 :          0 :         num_ckeys = ckey_res.m_records;
     940                 :            : 
     941                 :          0 :         return result;
     942                 :          0 :     });
     943                 :            : 
     944         [ #  # ]:          0 :     if (desc_res.m_result <= DBErrors::NONCRITICAL_ERROR) {
     945                 :            :         // Only log if there are no critical errors
     946                 :          0 :         pwallet->WalletLogPrintf("Descriptors: %u, Descriptor Keys: %u plaintext, %u encrypted, %u total.\n",
     947                 :          0 :                desc_res.m_records, num_keys, num_ckeys, num_keys + num_ckeys);
     948                 :          0 :     }
     949                 :            : 
     950                 :          0 :     return desc_res.m_result;
     951                 :          0 : }
     952                 :            : 
     953                 :          0 : static DBErrors LoadAddressBookRecords(CWallet* pwallet, DatabaseBatch& batch) EXCLUSIVE_LOCKS_REQUIRED(pwallet->cs_wallet)
     954                 :            : {
     955                 :          0 :     AssertLockHeld(pwallet->cs_wallet);
     956                 :          0 :     DBErrors result = DBErrors::LOAD_OK;
     957                 :            : 
     958                 :            :     // Load name record
     959 [ #  # ][ #  # ]:          0 :     LoadResult name_res = LoadRecords(pwallet, batch, DBKeys::NAME,
     960                 :          0 :         [] (CWallet* pwallet, DataStream& key, CDataStream& value, std::string& err) EXCLUSIVE_LOCKS_REQUIRED(pwallet->cs_wallet) {
     961                 :          0 :         std::string strAddress;
     962         [ #  # ]:          0 :         key >> strAddress;
     963                 :          0 :         std::string label;
     964         [ #  # ]:          0 :         value >> label;
     965 [ #  # ][ #  # ]:          0 :         pwallet->m_address_book[DecodeDestination(strAddress)].SetLabel(label);
         [ #  # ][ #  # ]
     966                 :            :         return DBErrors::LOAD_OK;
     967                 :          0 :     });
     968                 :          0 :     result = std::max(result, name_res.m_result);
     969                 :            : 
     970                 :            :     // Load purpose record
     971 [ #  # ][ #  # ]:          0 :     LoadResult purpose_res = LoadRecords(pwallet, batch, DBKeys::PURPOSE,
     972                 :          0 :         [] (CWallet* pwallet, DataStream& key, CDataStream& value, std::string& err) EXCLUSIVE_LOCKS_REQUIRED(pwallet->cs_wallet) {
     973                 :          0 :         std::string strAddress;
     974         [ #  # ]:          0 :         key >> strAddress;
     975                 :          0 :         std::string purpose_str;
     976         [ #  # ]:          0 :         value >> purpose_str;
     977         [ #  # ]:          0 :         std::optional<AddressPurpose> purpose{PurposeFromString(purpose_str)};
     978         [ #  # ]:          0 :         if (!purpose) {
     979 [ #  # ][ #  # ]:          0 :             pwallet->WalletLogPrintf("Warning: nonstandard purpose string '%s' for address '%s'\n", purpose_str, strAddress);
                 [ #  # ]
     980                 :          0 :         }
     981 [ #  # ][ #  # ]:          0 :         pwallet->m_address_book[DecodeDestination(strAddress)].purpose = purpose;
     982                 :            :         return DBErrors::LOAD_OK;
     983                 :          0 :     });
     984                 :          0 :     result = std::max(result, purpose_res.m_result);
     985                 :            : 
     986                 :            :     // Load destination data record
     987 [ #  # ][ #  # ]:          0 :     LoadResult dest_res = LoadRecords(pwallet, batch, DBKeys::DESTDATA,
     988                 :          0 :         [] (CWallet* pwallet, DataStream& key, CDataStream& value, std::string& err) EXCLUSIVE_LOCKS_REQUIRED(pwallet->cs_wallet) {
     989                 :          0 :         std::string strAddress, strKey, strValue;
     990         [ #  # ]:          0 :         key >> strAddress;
     991         [ #  # ]:          0 :         key >> strKey;
     992         [ #  # ]:          0 :         value >> strValue;
     993         [ #  # ]:          0 :         const CTxDestination& dest{DecodeDestination(strAddress)};
     994         [ #  # ]:          0 :         if (strKey.compare("used") == 0) {
     995                 :            :             // Load "used" key indicating if an IsMine address has
     996                 :            :             // previously been spent from with avoid_reuse option enabled.
     997                 :            :             // The strValue is not used for anything currently, but could
     998                 :            :             // hold more information in the future. Current values are just
     999                 :            :             // "1" or "p" for present (which was written prior to
    1000                 :            :             // f5ba424cd44619d9b9be88b8593d69a7ba96db26).
    1001         [ #  # ]:          0 :             pwallet->LoadAddressPreviouslySpent(dest);
    1002 [ #  # ][ #  # ]:          0 :         } else if (strKey.compare(0, 2, "rr") == 0) {
    1003                 :            :             // Load "rr##" keys where ## is a decimal number, and strValue
    1004                 :            :             // is a serialized RecentRequestEntry object.
    1005 [ #  # ][ #  # ]:          0 :             pwallet->LoadAddressReceiveRequest(dest, strKey.substr(2), strValue);
    1006                 :          0 :         }
    1007                 :            :         return DBErrors::LOAD_OK;
    1008                 :          0 :     });
    1009                 :          0 :     result = std::max(result, dest_res.m_result);
    1010                 :            : 
    1011                 :          0 :     return result;
    1012                 :          0 : }
    1013                 :            : 
    1014                 :          0 : static DBErrors LoadTxRecords(CWallet* pwallet, DatabaseBatch& batch, std::vector<uint256>& upgraded_txs, bool& any_unordered) EXCLUSIVE_LOCKS_REQUIRED(pwallet->cs_wallet)
    1015                 :            : {
    1016                 :          0 :     AssertLockHeld(pwallet->cs_wallet);
    1017                 :          0 :     DBErrors result = DBErrors::LOAD_OK;
    1018                 :            : 
    1019                 :            :     // Load tx record
    1020                 :          0 :     any_unordered = false;
    1021 [ #  # ][ #  # ]:          0 :     LoadResult tx_res = LoadRecords(pwallet, batch, DBKeys::TX,
    1022                 :          0 :         [&any_unordered, &upgraded_txs] (CWallet* pwallet, DataStream& key, CDataStream& value, std::string& err) EXCLUSIVE_LOCKS_REQUIRED(pwallet->cs_wallet) {
    1023                 :          0 :         DBErrors result = DBErrors::LOAD_OK;
    1024                 :          0 :         uint256 hash;
    1025                 :          0 :         key >> hash;
    1026                 :            :         // LoadToWallet call below creates a new CWalletTx that fill_wtx
    1027                 :            :         // callback fills with transaction metadata.
    1028                 :          0 :         auto fill_wtx = [&](CWalletTx& wtx, bool new_tx) {
    1029         [ #  # ]:          0 :             if(!new_tx) {
    1030                 :            :                 // There's some corruption here since the tx we just tried to load was already in the wallet.
    1031                 :          0 :                 err = "Error: Corrupt transaction found. This can be fixed by removing transactions from wallet and rescanning.";
    1032                 :          0 :                 result = DBErrors::CORRUPT;
    1033                 :          0 :                 return false;
    1034                 :            :             }
    1035                 :          0 :             value >> wtx;
    1036         [ #  # ]:          0 :             if (wtx.GetHash() != hash)
    1037                 :          0 :                 return false;
    1038                 :            : 
    1039                 :            :             // Undo serialize changes in 31600
    1040 [ #  # ][ #  # ]:          0 :             if (31404 <= wtx.fTimeReceivedIsTxTime && wtx.fTimeReceivedIsTxTime <= 31703)
    1041                 :            :             {
    1042         [ #  # ]:          0 :                 if (!value.empty())
    1043                 :            :                 {
    1044                 :            :                     uint8_t fTmp;
    1045                 :            :                     uint8_t fUnused;
    1046                 :          0 :                     std::string unused_string;
    1047 [ #  # ][ #  # ]:          0 :                     value >> fTmp >> fUnused >> unused_string;
                 [ #  # ]
    1048         [ #  # ]:          0 :                     pwallet->WalletLogPrintf("LoadWallet() upgrading tx ver=%d %d %s\n",
    1049         [ #  # ]:          0 :                                        wtx.fTimeReceivedIsTxTime, fTmp, hash.ToString());
    1050                 :          0 :                     wtx.fTimeReceivedIsTxTime = fTmp;
    1051                 :          0 :                 }
    1052                 :            :                 else
    1053                 :            :                 {
    1054         [ #  # ]:          0 :                     pwallet->WalletLogPrintf("LoadWallet() repairing tx ver=%d %s\n", wtx.fTimeReceivedIsTxTime, hash.ToString());
    1055                 :          0 :                     wtx.fTimeReceivedIsTxTime = 0;
    1056                 :            :                 }
    1057                 :          0 :                 upgraded_txs.push_back(hash);
    1058                 :          0 :             }
    1059                 :            : 
    1060         [ #  # ]:          0 :             if (wtx.nOrderPos == -1)
    1061                 :          0 :                 any_unordered = true;
    1062                 :            : 
    1063                 :          0 :             return true;
    1064                 :          0 :         };
    1065 [ #  # ][ #  # ]:          0 :         if (!pwallet->LoadToWallet(hash, fill_wtx)) {
    1066                 :            :             // Use std::max as fill_wtx may have already set result to CORRUPT
    1067                 :          0 :             result = std::max(result, DBErrors::NEED_RESCAN);
    1068                 :          0 :         }
    1069                 :          0 :         return result;
    1070                 :          0 :     });
    1071                 :          0 :     result = std::max(result, tx_res.m_result);
    1072                 :            : 
    1073                 :            :     // Load locked utxo record
    1074 [ #  # ][ #  # ]:          0 :     LoadResult locked_utxo_res = LoadRecords(pwallet, batch, DBKeys::LOCKED_UTXO,
    1075                 :          0 :         [] (CWallet* pwallet, DataStream& key, CDataStream& value, std::string& err) EXCLUSIVE_LOCKS_REQUIRED(pwallet->cs_wallet) {
    1076                 :          0 :         uint256 hash;
    1077                 :            :         uint32_t n;
    1078                 :          0 :         key >> hash;
    1079                 :          0 :         key >> n;
    1080                 :          0 :         pwallet->LockCoin(COutPoint(hash, n));
    1081                 :          0 :         return DBErrors::LOAD_OK;
    1082                 :            :     });
    1083                 :          0 :     result = std::max(result, locked_utxo_res.m_result);
    1084                 :            : 
    1085                 :            :     // Load orderposnext record
    1086                 :            :     // Note: There should only be one ORDERPOSNEXT record with nothing trailing the type
    1087 [ #  # ][ #  # ]:          0 :     LoadResult order_pos_res = LoadRecords(pwallet, batch, DBKeys::ORDERPOSNEXT,
    1088                 :          0 :         [] (CWallet* pwallet, DataStream& key, CDataStream& value, std::string& err) EXCLUSIVE_LOCKS_REQUIRED(pwallet->cs_wallet) {
    1089                 :            :         try {
    1090         [ #  # ]:          0 :             value >> pwallet->nOrderPosNext;
    1091         [ #  # ]:          0 :         } catch (const std::exception& e) {
    1092         [ #  # ]:          0 :             err = e.what();
    1093                 :          0 :             return DBErrors::NONCRITICAL_ERROR;
    1094         [ #  # ]:          0 :         }
    1095                 :          0 :         return DBErrors::LOAD_OK;
    1096                 :          0 :     });
    1097                 :          0 :     result = std::max(result, order_pos_res.m_result);
    1098                 :            : 
    1099                 :          0 :     return result;
    1100                 :          0 : }
    1101                 :            : 
    1102                 :          0 : static DBErrors LoadActiveSPKMs(CWallet* pwallet, DatabaseBatch& batch) EXCLUSIVE_LOCKS_REQUIRED(pwallet->cs_wallet)
    1103                 :            : {
    1104                 :          0 :     AssertLockHeld(pwallet->cs_wallet);
    1105                 :          0 :     DBErrors result = DBErrors::LOAD_OK;
    1106                 :            : 
    1107                 :            :     // Load spk records
    1108                 :          0 :     std::set<std::pair<OutputType, bool>> seen_spks;
    1109 [ #  # ][ #  # ]:          0 :     for (const auto& spk_key : {DBKeys::ACTIVEEXTERNALSPK, DBKeys::ACTIVEINTERNALSPK}) {
                 [ #  # ]
    1110 [ #  # ][ #  # ]:          0 :         LoadResult spkm_res = LoadRecords(pwallet, batch, spk_key,
    1111                 :          0 :             [&seen_spks, &spk_key] (CWallet* pwallet, DataStream& key, CDataStream& value, std::string& strErr) {
    1112                 :            :             uint8_t output_type;
    1113                 :          0 :             key >> output_type;
    1114                 :          0 :             uint256 id;
    1115                 :          0 :             value >> id;
    1116                 :            : 
    1117                 :          0 :             bool internal = spk_key == DBKeys::ACTIVEINTERNALSPK;
    1118                 :          0 :             auto [it, insert] = seen_spks.emplace(static_cast<OutputType>(output_type), internal);
    1119         [ #  # ]:          0 :             if (!insert) {
    1120                 :          0 :                 strErr = "Multiple ScriptpubKeyMans specified for a single type";
    1121                 :          0 :                 return DBErrors::CORRUPT;
    1122                 :            :             }
    1123                 :          0 :             pwallet->LoadActiveScriptPubKeyMan(id, static_cast<OutputType>(output_type), /*internal=*/internal);
    1124                 :          0 :             return DBErrors::LOAD_OK;
    1125                 :          0 :         });
    1126                 :          0 :         result = std::max(result, spkm_res.m_result);
    1127                 :            :     }
    1128                 :          0 :     return result;
    1129                 :          0 : }
    1130                 :            : 
    1131                 :          0 : static DBErrors LoadDecryptionKeys(CWallet* pwallet, DatabaseBatch& batch) EXCLUSIVE_LOCKS_REQUIRED(pwallet->cs_wallet)
    1132                 :            : {
    1133                 :          0 :     AssertLockHeld(pwallet->cs_wallet);
    1134                 :            : 
    1135                 :            :     // Load decryption key (mkey) records
    1136 [ #  # ][ #  # ]:          0 :     LoadResult mkey_res = LoadRecords(pwallet, batch, DBKeys::MASTER_KEY,
    1137                 :          0 :         [] (CWallet* pwallet, DataStream& key, CDataStream& value, std::string& err) {
    1138         [ #  # ]:          0 :         if (!LoadEncryptionKey(pwallet, key, value, err)) {
    1139                 :          0 :             return DBErrors::CORRUPT;
    1140                 :            :         }
    1141                 :          0 :         return DBErrors::LOAD_OK;
    1142                 :          0 :     });
    1143                 :          0 :     return mkey_res.m_result;
    1144                 :          0 : }
    1145                 :            : 
    1146                 :          0 : DBErrors WalletBatch::LoadWallet(CWallet* pwallet)
    1147                 :            : {
    1148                 :          0 :     DBErrors result = DBErrors::LOAD_OK;
    1149                 :          0 :     bool any_unordered = false;
    1150                 :          0 :     std::vector<uint256> upgraded_txs;
    1151                 :            : 
    1152 [ #  # ][ #  # ]:          0 :     LOCK(pwallet->cs_wallet);
    1153                 :            : 
    1154                 :            :     // Last client version to open this wallet
    1155                 :          0 :     int last_client = CLIENT_VERSION;
    1156         [ #  # ]:          0 :     bool has_last_client = m_batch->Read(DBKeys::VERSION, last_client);
    1157 [ #  # ][ #  # ]:          0 :     pwallet->WalletLogPrintf("Wallet file version = %d, last client version = %d\n", pwallet->GetVersion(), last_client);
    1158                 :            : 
    1159                 :            :     try {
    1160 [ #  # ][ #  # ]:          0 :         if ((result = LoadMinVersion(pwallet, *m_batch)) != DBErrors::LOAD_OK) return result;
    1161                 :            : 
    1162                 :            :         // Load wallet flags, so they are known when processing other records.
    1163                 :            :         // The FLAGS key is absent during wallet creation.
    1164 [ #  # ][ #  # ]:          0 :         if ((result = LoadWalletFlags(pwallet, *m_batch)) != DBErrors::LOAD_OK) return result;
    1165                 :            : 
    1166                 :            : #ifndef ENABLE_EXTERNAL_SIGNER
    1167 [ #  # ][ #  # ]:          0 :         if (pwallet->IsWalletFlagSet(WALLET_FLAG_EXTERNAL_SIGNER)) {
    1168         [ #  # ]:          0 :             pwallet->WalletLogPrintf("Error: External signer wallet being loaded without external signer support compiled\n");
    1169                 :          0 :             return DBErrors::EXTERNAL_SIGNER_SUPPORT_REQUIRED;
    1170                 :            :         }
    1171                 :            : #endif
    1172                 :            : 
    1173                 :            :         // Load legacy wallet keys
    1174 [ #  # ][ #  # ]:          0 :         result = std::max(LoadLegacyWalletRecords(pwallet, *m_batch, last_client), result);
    1175                 :            : 
    1176                 :            :         // Load descriptors
    1177 [ #  # ][ #  # ]:          0 :         result = std::max(LoadDescriptorWalletRecords(pwallet, *m_batch, last_client), result);
    1178                 :            :         // Early return if there are unknown descriptors. Later loading of ACTIVEINTERNALSPK and ACTIVEEXTERNALEXPK
    1179                 :            :         // may reference the unknown descriptor's ID which can result in a misleading corruption error
    1180                 :            :         // when in reality the wallet is simply too new.
    1181         [ #  # ]:          0 :         if (result == DBErrors::UNKNOWN_DESCRIPTOR) return result;
    1182                 :            : 
    1183                 :            :         // Load address book
    1184 [ #  # ][ #  # ]:          0 :         result = std::max(LoadAddressBookRecords(pwallet, *m_batch), result);
    1185                 :            : 
    1186                 :            :         // Load tx records
    1187 [ #  # ][ #  # ]:          0 :         result = std::max(LoadTxRecords(pwallet, *m_batch, upgraded_txs, any_unordered), result);
    1188                 :            : 
    1189                 :            :         // Load SPKMs
    1190 [ #  # ][ #  # ]:          0 :         result = std::max(LoadActiveSPKMs(pwallet, *m_batch), result);
    1191                 :            : 
    1192                 :            :         // Load decryption keys
    1193 [ #  # ][ #  # ]:          0 :         result = std::max(LoadDecryptionKeys(pwallet, *m_batch), result);
    1194                 :          0 :     } catch (...) {
    1195                 :            :         // Exceptions that can be ignored or treated as non-critical are handled by the individual loading functions.
    1196                 :            :         // Any uncaught exceptions will be caught here and treated as critical.
    1197                 :          0 :         result = DBErrors::CORRUPT;
    1198         [ #  # ]:          0 :     }
    1199                 :            : 
    1200                 :            :     // Any wallet corruption at all: skip any rewriting or
    1201                 :            :     // upgrading, we don't want to make it worse.
    1202         [ #  # ]:          0 :     if (result != DBErrors::LOAD_OK)
    1203                 :          0 :         return result;
    1204                 :            : 
    1205         [ #  # ]:          0 :     for (const uint256& hash : upgraded_txs)
    1206 [ #  # ][ #  # ]:          0 :         WriteTx(pwallet->mapWallet.at(hash));
    1207                 :            : 
    1208 [ #  # ][ #  # ]:          0 :     if (!has_last_client || last_client != CLIENT_VERSION) // Update
    1209         [ #  # ]:          0 :         m_batch->Write(DBKeys::VERSION, CLIENT_VERSION);
    1210                 :            : 
    1211         [ #  # ]:          0 :     if (any_unordered)
    1212         [ #  # ]:          0 :         result = pwallet->ReorderTransactions();
    1213                 :            : 
    1214                 :            :     // Upgrade all of the wallet keymetadata to have the hd master key id
    1215                 :            :     // This operation is not atomic, but if it fails, updated entries are still backwards compatible with older software
    1216                 :            :     try {
    1217         [ #  # ]:          0 :         pwallet->UpgradeKeyMetadata();
    1218                 :          0 :     } catch (...) {
    1219                 :          0 :         result = DBErrors::CORRUPT;
    1220         [ #  # ]:          0 :     }
    1221                 :            : 
    1222                 :            :     // Upgrade all of the descriptor caches to cache the last hardened xpub
    1223                 :            :     // This operation is not atomic, but if it fails, only new entries are added so it is backwards compatible
    1224                 :            :     try {
    1225         [ #  # ]:          0 :         pwallet->UpgradeDescriptorCache();
    1226                 :          0 :     } catch (...) {
    1227                 :          0 :         result = DBErrors::CORRUPT;
    1228         [ #  # ]:          0 :     }
    1229                 :            : 
    1230                 :          0 :     return result;
    1231                 :          0 : }
    1232                 :            : 
    1233                 :          0 : DBErrors WalletBatch::FindWalletTxHashes(std::vector<uint256>& tx_hashes)
    1234                 :            : {
    1235                 :          0 :     DBErrors result = DBErrors::LOAD_OK;
    1236                 :            : 
    1237                 :            :     try {
    1238                 :          0 :         int nMinVersion = 0;
    1239 [ #  # ][ #  # ]:          0 :         if (m_batch->Read(DBKeys::MINVERSION, nMinVersion)) {
    1240         [ #  # ]:          0 :             if (nMinVersion > FEATURE_LATEST)
    1241                 :          0 :                 return DBErrors::TOO_NEW;
    1242                 :          0 :         }
    1243                 :            : 
    1244                 :            :         // Get cursor
    1245         [ #  # ]:          0 :         std::unique_ptr<DatabaseCursor> cursor = m_batch->GetNewCursor();
    1246         [ #  # ]:          0 :         if (!cursor)
    1247                 :            :         {
    1248 [ #  # ][ #  # ]:          0 :             LogPrintf("Error getting wallet database cursor\n");
                 [ #  # ]
    1249                 :          0 :             return DBErrors::CORRUPT;
    1250                 :            :         }
    1251                 :            : 
    1252                 :          0 :         while (true)
    1253                 :            :         {
    1254                 :            :             // Read next record
    1255         [ #  # ]:          0 :             DataStream ssKey{};
    1256         [ #  # ]:          0 :             DataStream ssValue{};
    1257         [ #  # ]:          0 :             DatabaseCursor::Status status = cursor->Next(ssKey, ssValue);
    1258         [ #  # ]:          0 :             if (status == DatabaseCursor::Status::DONE) {
    1259                 :          0 :                 break;
    1260         [ #  # ]:          0 :             } else if (status == DatabaseCursor::Status::FAIL) {
    1261 [ #  # ][ #  # ]:          0 :                 LogPrintf("Error reading next record from wallet database\n");
                 [ #  # ]
    1262                 :          0 :                 return DBErrors::CORRUPT;
    1263                 :            :             }
    1264                 :            : 
    1265                 :          0 :             std::string strType;
    1266         [ #  # ]:          0 :             ssKey >> strType;
    1267         [ #  # ]:          0 :             if (strType == DBKeys::TX) {
    1268         [ #  # ]:          0 :                 uint256 hash;
    1269         [ #  # ]:          0 :                 ssKey >> hash;
    1270         [ #  # ]:          0 :                 tx_hashes.push_back(hash);
    1271                 :          0 :             }
    1272      [ #  #  # ]:          0 :         }
    1273      [ #  #  # ]:          0 :     } catch (...) {
    1274                 :          0 :         result = DBErrors::CORRUPT;
    1275                 :          0 :     }
    1276                 :            : 
    1277                 :          0 :     return result;
    1278                 :          0 : }
    1279                 :            : 
    1280                 :          0 : DBErrors WalletBatch::ZapSelectTx(std::vector<uint256>& vTxHashIn, std::vector<uint256>& vTxHashOut)
    1281                 :            : {
    1282                 :            :     // build list of wallet TX hashes
    1283                 :          0 :     std::vector<uint256> vTxHash;
    1284         [ #  # ]:          0 :     DBErrors err = FindWalletTxHashes(vTxHash);
    1285         [ #  # ]:          0 :     if (err != DBErrors::LOAD_OK) {
    1286                 :          0 :         return err;
    1287                 :            :     }
    1288                 :            : 
    1289         [ #  # ]:          0 :     std::sort(vTxHash.begin(), vTxHash.end());
    1290         [ #  # ]:          0 :     std::sort(vTxHashIn.begin(), vTxHashIn.end());
    1291                 :            : 
    1292                 :            :     // erase each matching wallet TX
    1293                 :          0 :     bool delerror = false;
    1294                 :          0 :     std::vector<uint256>::iterator it = vTxHashIn.begin();
    1295         [ #  # ]:          0 :     for (const uint256& hash : vTxHash) {
    1296 [ #  # ][ #  # ]:          0 :         while (it < vTxHashIn.end() && (*it) < hash) {
                 [ #  # ]
    1297                 :          0 :             it++;
    1298                 :            :         }
    1299         [ #  # ]:          0 :         if (it == vTxHashIn.end()) {
    1300                 :          0 :             break;
    1301                 :            :         }
    1302 [ #  # ][ #  # ]:          0 :         else if ((*it) == hash) {
    1303 [ #  # ][ #  # ]:          0 :             if(!EraseTx(hash)) {
    1304 [ #  # ][ #  # ]:          0 :                 LogPrint(BCLog::WALLETDB, "Transaction was found for deletion but returned database error: %s\n", hash.GetHex());
         [ #  # ][ #  # ]
         [ #  # ][ #  # ]
    1305                 :          0 :                 delerror = true;
    1306                 :          0 :             }
    1307         [ #  # ]:          0 :             vTxHashOut.push_back(hash);
    1308                 :          0 :         }
    1309                 :            :     }
    1310                 :            : 
    1311         [ #  # ]:          0 :     if (delerror) {
    1312                 :          0 :         return DBErrors::CORRUPT;
    1313                 :            :     }
    1314                 :          0 :     return DBErrors::LOAD_OK;
    1315                 :          0 : }
    1316                 :            : 
    1317                 :          0 : void MaybeCompactWalletDB(WalletContext& context)
    1318                 :            : {
    1319                 :            :     static std::atomic<bool> fOneThread(false);
    1320         [ #  # ]:          0 :     if (fOneThread.exchange(true)) {
    1321                 :          0 :         return;
    1322                 :            :     }
    1323                 :            : 
    1324         [ #  # ]:          0 :     for (const std::shared_ptr<CWallet>& pwallet : GetWallets(context)) {
    1325         [ #  # ]:          0 :         WalletDatabase& dbh = pwallet->GetDatabase();
    1326                 :            : 
    1327                 :          0 :         unsigned int nUpdateCounter = dbh.nUpdateCounter;
    1328                 :            : 
    1329         [ #  # ]:          0 :         if (dbh.nLastSeen != nUpdateCounter) {
    1330                 :          0 :             dbh.nLastSeen = nUpdateCounter;
    1331         [ #  # ]:          0 :             dbh.nLastWalletUpdate = GetTime();
    1332                 :          0 :         }
    1333                 :            : 
    1334 [ #  # ][ #  # ]:          0 :         if (dbh.nLastFlushed != nUpdateCounter && GetTime() - dbh.nLastWalletUpdate >= 2) {
                 [ #  # ]
    1335 [ #  # ][ #  # ]:          0 :             if (dbh.PeriodicFlush()) {
    1336                 :          0 :                 dbh.nLastFlushed = nUpdateCounter;
    1337                 :          0 :             }
    1338                 :          0 :         }
    1339                 :            :     }
    1340                 :            : 
    1341                 :          0 :     fOneThread = false;
    1342                 :          0 : }
    1343                 :            : 
    1344                 :          0 : bool WalletBatch::WriteAddressPreviouslySpent(const CTxDestination& dest, bool previously_spent)
    1345                 :            : {
    1346 [ #  # ][ #  # ]:          0 :     auto key{std::make_pair(DBKeys::DESTDATA, std::make_pair(EncodeDestination(dest), std::string("used")))};
                 [ #  # ]
    1347 [ #  # ][ #  # ]:          0 :     return previously_spent ? WriteIC(key, std::string("1")) : EraseIC(key);
         [ #  # ][ #  # ]
         [ #  # ][ #  # ]
         [ #  # ][ #  # ]
    1348                 :          0 : }
    1349                 :            : 
    1350                 :          0 : bool WalletBatch::WriteAddressReceiveRequest(const CTxDestination& dest, const std::string& id, const std::string& receive_request)
    1351                 :            : {
    1352 [ #  # ][ #  # ]:          0 :     return WriteIC(std::make_pair(DBKeys::DESTDATA, std::make_pair(EncodeDestination(dest), "rr" + id)), receive_request);
         [ #  # ][ #  # ]
    1353                 :          0 : }
    1354                 :            : 
    1355                 :          0 : bool WalletBatch::EraseAddressReceiveRequest(const CTxDestination& dest, const std::string& id)
    1356                 :            : {
    1357 [ #  # ][ #  # ]:          0 :     return EraseIC(std::make_pair(DBKeys::DESTDATA, std::make_pair(EncodeDestination(dest), "rr" + id)));
         [ #  # ][ #  # ]
    1358                 :          0 : }
    1359                 :            : 
    1360                 :          0 : bool WalletBatch::EraseAddressData(const CTxDestination& dest)
    1361                 :            : {
    1362                 :          0 :     DataStream prefix;
    1363 [ #  # ][ #  # ]:          0 :     prefix << DBKeys::DESTDATA << EncodeDestination(dest);
                 [ #  # ]
    1364 [ #  # ][ #  # ]:          0 :     return m_batch->ErasePrefix(prefix);
    1365                 :          0 : }
    1366                 :            : 
    1367                 :          0 : bool WalletBatch::WriteHDChain(const CHDChain& chain)
    1368                 :            : {
    1369                 :          0 :     return WriteIC(DBKeys::HDCHAIN, chain);
    1370                 :            : }
    1371                 :            : 
    1372                 :          0 : bool WalletBatch::WriteWalletFlags(const uint64_t flags)
    1373                 :            : {
    1374                 :          0 :     return WriteIC(DBKeys::FLAGS, flags);
    1375                 :            : }
    1376                 :            : 
    1377                 :          0 : bool WalletBatch::EraseRecords(const std::unordered_set<std::string>& types)
    1378                 :            : {
    1379                 :            :     // Begin db txn
    1380         [ #  # ]:          0 :     if (!m_batch->TxnBegin()) return false;
    1381                 :            : 
    1382                 :            :     // Get cursor
    1383                 :          0 :     std::unique_ptr<DatabaseCursor> cursor = m_batch->GetNewCursor();
    1384         [ #  # ]:          0 :     if (!cursor)
    1385                 :            :     {
    1386                 :          0 :         return false;
    1387                 :            :     }
    1388                 :            : 
    1389                 :            :     // Iterate the DB and look for any records that have the type prefixes
    1390                 :          0 :     while (true) {
    1391                 :            :         // Read next record
    1392         [ #  # ]:          0 :         DataStream key{};
    1393         [ #  # ]:          0 :         DataStream value{};
    1394         [ #  # ]:          0 :         DatabaseCursor::Status status = cursor->Next(key, value);
    1395         [ #  # ]:          0 :         if (status == DatabaseCursor::Status::DONE) {
    1396                 :          0 :             break;
    1397         [ #  # ]:          0 :         } else if (status == DatabaseCursor::Status::FAIL) {
    1398                 :          0 :             cursor.reset(nullptr);
    1399         [ #  # ]:          0 :             m_batch->TxnAbort(); // abort db txn
    1400                 :          0 :             return false;
    1401                 :            :         }
    1402                 :            : 
    1403                 :            :         // Make a copy of key to avoid data being deleted by the following read of the type
    1404         [ #  # ]:          0 :         Span key_data{key};
    1405                 :            : 
    1406                 :          0 :         std::string type;
    1407         [ #  # ]:          0 :         key >> type;
    1408                 :            : 
    1409 [ #  # ][ #  # ]:          0 :         if (types.count(type) > 0) {
    1410 [ #  # ][ #  # ]:          0 :             if (!m_batch->Erase(key_data)) {
    1411                 :          0 :                 cursor.reset(nullptr);
    1412         [ #  # ]:          0 :                 m_batch->TxnAbort();
    1413                 :          0 :                 return false; // erase failed
    1414                 :            :             }
    1415                 :          0 :         }
    1416      [ #  #  # ]:          0 :     }
    1417                 :            :     // Finish db txn
    1418                 :          0 :     cursor.reset(nullptr);
    1419         [ #  # ]:          0 :     return m_batch->TxnCommit();
    1420                 :          0 : }
    1421                 :            : 
    1422                 :          0 : bool WalletBatch::TxnBegin()
    1423                 :            : {
    1424                 :          0 :     return m_batch->TxnBegin();
    1425                 :            : }
    1426                 :            : 
    1427                 :          0 : bool WalletBatch::TxnCommit()
    1428                 :            : {
    1429                 :          0 :     return m_batch->TxnCommit();
    1430                 :            : }
    1431                 :            : 
    1432                 :          0 : bool WalletBatch::TxnAbort()
    1433                 :            : {
    1434                 :          0 :     return m_batch->TxnAbort();
    1435                 :            : }
    1436                 :            : 
    1437                 :          0 : std::unique_ptr<WalletDatabase> MakeDatabase(const fs::path& path, const DatabaseOptions& options, DatabaseStatus& status, bilingual_str& error)
    1438                 :            : {
    1439                 :            :     bool exists;
    1440                 :            :     try {
    1441         [ #  # ]:          0 :         exists = fs::symlink_status(path).type() != fs::file_type::not_found;
    1442         [ #  # ]:          0 :     } catch (const fs::filesystem_error& e) {
    1443 [ #  # ][ #  # ]:          0 :         error = Untranslated(strprintf("Failed to access database path '%s': %s", fs::PathToString(path), fsbridge::get_filesystem_error_message(e)));
         [ #  # ][ #  # ]
    1444                 :          0 :         status = DatabaseStatus::FAILED_BAD_PATH;
    1445                 :          0 :         return nullptr;
    1446         [ #  # ]:          0 :     }
    1447                 :            : 
    1448                 :          0 :     std::optional<DatabaseFormat> format;
    1449         [ #  # ]:          0 :     if (exists) {
    1450 [ #  # ][ #  # ]:          0 :         if (IsBDBFile(BDBDataFile(path))) {
    1451                 :          0 :             format = DatabaseFormat::BERKELEY;
    1452                 :          0 :         }
    1453 [ #  # ][ #  # ]:          0 :         if (IsSQLiteFile(SQLiteDataFile(path))) {
    1454         [ #  # ]:          0 :             if (format) {
    1455 [ #  # ][ #  # ]:          0 :                 error = Untranslated(strprintf("Failed to load database path '%s'. Data is in ambiguous format.", fs::PathToString(path)));
    1456                 :          0 :                 status = DatabaseStatus::FAILED_BAD_FORMAT;
    1457                 :          0 :                 return nullptr;
    1458                 :            :             }
    1459                 :          0 :             format = DatabaseFormat::SQLITE;
    1460                 :          0 :         }
    1461         [ #  # ]:          0 :     } else if (options.require_existing) {
    1462 [ #  # ][ #  # ]:          0 :         error = Untranslated(strprintf("Failed to load database path '%s'. Path does not exist.", fs::PathToString(path)));
    1463                 :          0 :         status = DatabaseStatus::FAILED_NOT_FOUND;
    1464                 :          0 :         return nullptr;
    1465                 :            :     }
    1466                 :            : 
    1467 [ #  # ][ #  # ]:          0 :     if (!format && options.require_existing) {
    1468 [ #  # ][ #  # ]:          0 :         error = Untranslated(strprintf("Failed to load database path '%s'. Data is not in recognized format.", fs::PathToString(path)));
    1469                 :          0 :         status = DatabaseStatus::FAILED_BAD_FORMAT;
    1470                 :          0 :         return nullptr;
    1471                 :            :     }
    1472                 :            : 
    1473 [ #  # ][ #  # ]:          0 :     if (format && options.require_create) {
    1474 [ #  # ][ #  # ]:          0 :         error = Untranslated(strprintf("Failed to create database path '%s'. Database already exists.", fs::PathToString(path)));
    1475                 :          0 :         status = DatabaseStatus::FAILED_ALREADY_EXISTS;
    1476                 :          0 :         return nullptr;
    1477                 :            :     }
    1478                 :            : 
    1479                 :            :     // A db already exists so format is set, but options also specifies the format, so make sure they agree
    1480 [ #  # ][ #  # ]:          0 :     if (format && options.require_format && format != options.require_format) {
                 [ #  # ]
    1481 [ #  # ][ #  # ]:          0 :         error = Untranslated(strprintf("Failed to load database path '%s'. Data is not in required format.", fs::PathToString(path)));
    1482                 :          0 :         status = DatabaseStatus::FAILED_BAD_FORMAT;
    1483                 :          0 :         return nullptr;
    1484                 :            :     }
    1485                 :            : 
    1486                 :            :     // Format is not set when a db doesn't already exist, so use the format specified by the options if it is set.
    1487 [ #  # ][ #  # ]:          0 :     if (!format && options.require_format) format = options.require_format;
    1488                 :            : 
    1489                 :            :     // If the format is not specified or detected, choose the default format based on what is available. We prefer BDB over SQLite for now.
    1490         [ #  # ]:          0 :     if (!format) {
    1491                 :            : #ifdef USE_SQLITE
    1492                 :          0 :         format = DatabaseFormat::SQLITE;
    1493                 :            : #endif
    1494                 :            : #ifdef USE_BDB
    1495                 :            :         format = DatabaseFormat::BERKELEY;
    1496                 :            : #endif
    1497                 :          0 :     }
    1498                 :            : 
    1499         [ #  # ]:          0 :     if (format == DatabaseFormat::SQLITE) {
    1500                 :            : #ifdef USE_SQLITE
    1501                 :          0 :         return MakeSQLiteDatabase(path, options, status, error);
    1502                 :            : #endif
    1503                 :            :         error = Untranslated(strprintf("Failed to open database path '%s'. Build does not support SQLite database format.", fs::PathToString(path)));
    1504                 :            :         status = DatabaseStatus::FAILED_BAD_FORMAT;
    1505                 :            :         return nullptr;
    1506                 :            :     }
    1507                 :            : 
    1508                 :            : #ifdef USE_BDB
    1509                 :            :     return MakeBerkeleyDatabase(path, options, status, error);
    1510                 :            : #endif
    1511 [ #  # ][ #  # ]:          0 :     error = Untranslated(strprintf("Failed to open database path '%s'. Build does not support Berkeley DB database format.", fs::PathToString(path)));
    1512                 :          0 :     status = DatabaseStatus::FAILED_BAD_FORMAT;
    1513                 :          0 :     return nullptr;
    1514                 :          0 : }
    1515                 :            : } // namespace wallet

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