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path: root/src/wallet/wallet.cpp
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2017-09-08Merge #11250: Bump wallet version to 159900 and remove the `usehd` optionWladimir J. van der Laan
713a92073 Remove usehd option and warn when it is used (Andrew Chow) d4c18f733 Bump wallet version number to 159900 (Andrew Chow) Pull request description: Bump the wallet version number to 159900 so that new wallets made without a default key will no longer work on previous versions at all. Also remove the `usehd` option to avoid weird interaction with wallet version numbers and HD-ness of wallets. Tree-SHA512: dd7965505bfad6a926c79afd423236f509229a398a8398076f8d57d90a5974243f9459a61225c4daee560c796f427445c9e55a3ad528a3a97a9123ca6a1269ab
2017-09-07Remove usehd option and warn when it is usedAndrew Chow
Removed the -usehd option so wallets cannot be made to be non-hd anymore. A warning will be displayed when the option is set.
2017-09-07Bump wallet version number to 159900Andrew Chow
2017-09-07Merge #10916: add missing lock to crypter GetKeys()Wladimir J. van der Laan
fe09b0197 add missing lock to crypter GetKeys() (Marko Bencun) 5cb3da04b keystore GetKeys(): return result instead of writing to reference (Marko Bencun) Pull request description: Issue: #10905 First commit makes GetKeys() return the result instead of writing to a reference to remove some useless lines. Tree-SHA512: bb51255b5a6cf5488c3d5dee89f539d41f0717f018441d120047f877e0a705a133fb3b7a97d1cf8f73b5d2ed93dd2dbdfcd6f394e40105af2a12e01d397cb402
2017-09-06Introduce wrappers around CBitcoinAddressPieter Wuille
This patch removes the need for the intermediary Base58 type CBitcoinAddress, by providing {Encode,Decode,IsValid}Destination function that directly operate on the conversion between strings and CTxDestination.
2017-08-28Merge #11126: Acquire cs_main lock before cs_wallet during wallet initializationWladimir J. van der Laan
de9a1db Acquire cs_main lock before cs_wallet during wallet initialization (Russell Yanofsky) Pull request description: `CWallet::MarkConflicted` may acquire the `cs_main` lock after `CWalletDB::LoadWallet` acquires the `cs_wallet` lock during wallet initialization. (`CWalletDB::LoadWallet` calls `ReadKeyValue` which calls `CWallet::LoadToWallet` which calls `CWallet::MarkConflicted`). This is the opposite order that `cs_main` and `cs_wallet` locks are acquired in the rest of the code, and so leads to `POTENTIAL DEADLOCK DETECTED` errors if bitcoin is built with `-DDEBUG_LOCKORDER`. This commit changes `CWallet::LoadWallet` (which calls `CWalletDB::LoadWallet`) to acquire both locks in the standard order. Error was reported by @luke-jr in https://botbot.me/freenode/bitcoin-core-dev/msg/90244330/ Tree-SHA512: 353fe21bc0a4a2828b41876897001a3c414d4b115ee7430925bd391d8bc396fca81661145d00996c1ba1a01516d9acf8b89fb5c3da27092f5f3aa7e37ef26ffa
2017-08-28Merge #11145: Fix rounding bug in calculation of minimum changeWladimir J. van der Laan
6af49dd Output a bit more information for fee calculation report. (Alex Morcos) a54c7b9 Fix rounding errors in calculation of minimum change size (Alex Morcos) Pull request description: Thanks to @juscamarena for reporting this. Please backport to 0.15. There was a potential rounding error where the fee for the change added to the fee for the original tx could be less than the fee for the tx including change. This is fixed in the first commit. The second commit adds one more snippet of information in the fee calculation report. I actually realized that there is more information that would be nice to report, but we can add that post 0.15. An open question is whether we should be returning failure if the test in line 2885 is hit or just resetting pick_new_inputs and continuing. Originally I made it a failure to avoid any possible infinite loops. But the case hit here is an example of where that logic possibly backfired. Tree-SHA512: efe049781acc1f6a8ad429a689359ac6f7b7c44cdfc9578a866dff4a2f6596e8de474a89d25c704f31ef4f8c89af770e98b75ef06c25419d5a6dfc87247bf274
2017-08-25Output a bit more information for fee calculation report.Alex Morcos
2017-08-25Fix rounding errors in calculation of minimum change sizeAlex Morcos
2017-08-25Merge #10976: [MOVEONLY] Move some static functions out of wallet.h/cppWladimir J. van der Laan
f01103c MOVEONLY: Init functions wallet/wallet.cpp -> wallet/init.cpp (Russell Yanofsky) e7fe320 MOVEONLY: Fee functions wallet/wallet.cpp -> wallet/fees.cpp (Russell Yanofsky) d97fe20 Move some static functions out of wallet.h/cpp (Russell Yanofsky) Pull request description: This just moves some static wallet fee and init functions out of `wallet/wallet.cpp` and into new `wallet/fees.cpp` and `wallet/init.cpp` source files. There is one commit updating declarations and callers, followed by two MOVEONLY commits actually moving the function bodies. This change is desirable because wallet.h/cpp are monolithic and hard to navigate, so pulling things out and grouping together pieces of related functionality should improve the organization. Another motivation is the wallet process separation work in https://github.com/bitcoin/bitcoin/pull/10973, where (at least initially) parameter parsing and fee estimation are still done in the main process rather than the wallet process, and having functions that run in different processes scrambled up throughout wallet.cpp is unnecessarily confusing. Tree-SHA512: 6e6982ff82b2ab4e681c043907e2b1801ceb9513394730070f16c46ad338278a863f5b3759aa13db76a259b268b1c919c81f4e339f0796a3cfb990161e8c316d
2017-08-24Acquire cs_main lock before cs_wallet during wallet initializationRussell Yanofsky
CWallet::MarkConflicted may acquire the cs_main lock after CWalletDB::LoadWallet acquires the cs_wallet lock during wallet initialization. (CWalletDB::LoadWallet calls ReadKeyValue which calls CWallet::LoadToWallet which calls CWallet::MarkConflicted). This is the opposite order that cs_main and cs_wallet locks are acquired in the rest of the code, and so leads to POTENTIAL DEADLOCK DETECTED errors if bitcoin is built with -DDEBUG_LOCKORDER. This commit changes CWallet::LoadWallet (which calls CWalletDB::LoadWallet) to acquire both locks in the standard order. It also fixes some tests that were acquiring wallet and main locks out of order and failed with the new locking in CWallet::LoadWallet. Error was reported by Luke Dashjr <luke-jr@utopios.org> in https://botbot.me/freenode/bitcoin-core-dev/msg/90244330/
2017-08-22Merge #11007: wallet: Fix potential memory leak when loading a corrupted ↵Wladimir J. van der Laan
wallet file c06755f wallet: Fix memory leak when loading a corrupted wallet file (practicalswift) Pull request description: Fix potential memory leak when loading a corrupted wallet file. Tree-SHA512: 4b836e4ee1fe4267213bb126af0c1174f964ff015fbe28d0a7e679eab877c275769906b3c08f885763958f6a9b559e1b5e6c7bff1df340bf2dfa2acd57500818
2017-08-18Merge #10952: [wallet] Remove vchDefaultKey and have better first run detectionWladimir J. van der Laan
e53615b Remove vchDefaultKey and have better first run detection (Andrew Chow) Pull request description: Removes vchDefaultKey which was only used for first run detection. Improves wallet first run detection by checking to see if any keys were read from the database. This also fixes a (rather contrived) case where an encrypted non-HD wallet has corruption such that the default key is no longer valid and is loaded into a Core version that supports HD wallets. This causes a runtime exception since a new hd master key is generated as the software believes the wallet file is newly created but cannot add the generated key to the wallet since it is encrypted. I was only able to replicate this error by creating a non-hd wallet, encrypting it, then editing the wallet using `db_dump` and `db_load` before loading the wallet with hd enabled. This problem has been reported by [two](https://bitcointalk.org/index.php?topic=1993244.0) [users](https://bitcointalk.org/index.php?topic=1746976.msg17511261#msg17511261) so it is something that can happen, although that raises the question of "what corrupted the default key". ~P.S. I don't know what's up with the whitespace changes. I think my text editor is doing something stupid but I don't think those are important enough to attempt undoing them.~ Undid those Tree-SHA512: 63b485f356566e8ffa033ad9b7101f7f6b56372b29ec2a43b947b0eeb1ada4c2cfe24740515d013aedd5f51aa1890dfbe499d2c5c062fc1b5d272324728a7d55
2017-08-18Merge #11044: [wallet] Keypool topup cleanupsWladimir J. van der Laan
67ceff4 [wallet] Add logging to MarkReserveKeysAsUsed (John Newbery) 1221f60 [wallet] Remove keypool_topup_cleanups (John Newbery) Pull request description: A couple of minor cleanups suggested by @ryanofsky here: https://github.com/bitcoin/bitcoin/pull/11022#pullrequestreview-55598940 Does not affect functionality. Not required for v0.15. Tree-SHA512: d8d0698fd26ea49a4157e68669d5511095760c3a1ecfa3f917e3f273efbafb55c51a202d677614216eae3f796b6e8d17506b2ec2d4799a94f18981b396e65eec
2017-08-18Merge #11039: Avoid second mapWallet lookupWladimir J. van der Laan
8f2f1e0 wallet: Avoid second mapWallet lookup (João Barbosa) Pull request description: All calls to `mapWallet.count()` have the intent to detect if a `txid` exists and most are followed by a second lookup to retrieve the `CWalletTx`. This PR replaces all `mapWallet.count()` calls with `mapWallet.find()` to avoid the second lookup. Tree-SHA512: 96b7de7f5520ebf789a1aec1949a4e9c74e13683869cee012f717e5be8e51097d068e2347a36e89097c9a89f1ed1a1529db71760dac9b572e36a3e9ac1155f29
2017-08-16[wallet] Add logging to MarkReserveKeysAsUsedJohn Newbery
2017-08-16[wallet] Remove keypool_topup_cleanupsJohn Newbery
Unused function. Mostly reverts c25d90f125d69e33688288eff439eb7be75012e9 c25d90f... was merged as part of PR 11022 but is not required.
2017-08-16Use nullptr instead of zero (0) as the null pointer constantpracticalswift
2017-08-16Merge #10956: Fix typosMarcoFalke
9d5e98ff8 Fix typos. (practicalswift) Pull request description: Fix some typos not covered by #10705. Tree-SHA512: f06e9541f6ae13ef5d6731399b61795997b21a8816abeb1749c93e99a5c47354e6cbd4a3d145f4dc6ef8a13db179799a3121ecbb7288abf3e8d81cdf81500d37
2017-08-15Remove vchDefaultKey and have better first run detectionAndrew Chow
Removes vchDefaultKey which was only used for first run detection. Improves wallet first run detection by checking to see if any keys were read from the database. This will now also check for a valid defaultkey for backwards compatibility reasons and to check for any corruption. Keys will stil be generated on the first one, but there won't be any shown in the address book as was previously done.
2017-08-14wallet: Avoid second mapWallet lookupJoão Barbosa
2017-08-14wallet: Fix memory leak when loading a corrupted wallet filepracticalswift
2017-08-14MOVEONLY: Init functions wallet/wallet.cpp -> wallet/init.cppRussell Yanofsky
2017-08-14MOVEONLY: Fee functions wallet/wallet.cpp -> wallet/fees.cppRussell Yanofsky
2017-08-14Move some static functions out of wallet.h/cppRussell Yanofsky
This commit just moves a few function declarations and updates callers. Function bodies are moved in two followup MOVEONLY commits. This change is desirable because wallet.h/cpp are monolithic and hard to navigate, so pulling things out and grouping together pieces of related functionality should improve the organization. Another proximate motivation is the wallet process separation work in https://github.com/bitcoin/bitcoin/pull/10973, where (at least initially) parameter parsing and fee estimation are still done in the main process rather than the wallet process, and having functions that run in different processes scrambled up throughout wallet.cpp is unnecessarily confusing.
2017-08-14scripted-diff: stop using the gArgs wrappersMarko Bencun
They were temporary additions to ease the transition. -BEGIN VERIFY SCRIPT- find src/ -name "*.cpp" ! -wholename "src/util.h" ! -wholename "src/util.cpp" | xargs perl -i -pe 's/(?<!\.)(ParseParameters|ReadConfigFile|IsArgSet|(Soft|Force)?(Get|Set)(|Bool|)Arg(s)?)\(/gArgs.\1(/g' -END VERIFY SCRIPT-
2017-08-14Merge #10483: scripted-diff: Use the C++11 keyword nullptr to denote the ↵Wladimir J. van der Laan
pointer literal instead of the macro NULL 90d4d89 scripted-diff: Use the C++11 keyword nullptr to denote the pointer literal instead of the macro NULL (practicalswift) Pull request description: Since C++11 the macro `NULL` may be: * an integer literal with value zero, or * a prvalue of type `std::nullptr_t` By using the C++11 keyword `nullptr` we are guaranteed a prvalue of type `std::nullptr_t`. For a more thorough discussion, see "A name for the null pointer: nullptr" (Sutter & Stroustrup), http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2431.pdf With this patch applied there are no `NULL` macro usages left in the repo: ``` $ git grep NULL -- "*.cpp" "*.h" | egrep -v '(/univalue/|/secp256k1/|/leveldb/|_NULL|NULLDUMMY|torcontrol.*NULL|NULL cert)' | wc -l 0 ``` The road towards `nullptr` (C++11) is split into two PRs: * `NULL` → `nullptr` is handled in PR #10483 (scripted, this PR) * `0` → `nullptr` is handled in PR #10645 (manual) Tree-SHA512: 3c395d66f2ad724a8e6fed74b93634de8bfc0c0eafac94e64e5194c939499fefd6e68f047de3083ad0b4eff37df9a8a3a76349aa17d55eabbd8e0412f140a297
2017-08-14Merge #11022: Basic keypool topupWladimir J. van der Laan
d34957e [wallet] [tests] Add keypool topup functional test (Jonas Schnelli) 095142d [wallet] keypool mark-used and topup (John Newbery) c25d90f [wallet] Add HasUnusedKeys() helper (John Newbery) f2123e3 [wallet] Cache keyid -> keypool id mappings (John Newbery) 83f1ec3 [wallet] Don't hold cs_LastBlockFile while calling setBestChain (John Newbery) 2376bfc [wallet] [moveonly] Move LoadKeyPool to cpp (Matt Corallo) cab8557 [wallet] [moveonly] Move CAffectedKeysVisitor (Jonas Schnelli) Pull request description: This PR contains the first part of #10882 : - if a key from the keypool is used, mark all keys up to that key as used, and then try to top up the keypool - top up the keypool on startup Notably, it does not stop the node or prevent the best block from advancing if the keypool drops below a threshold (which means that transactions may be missed and funds lost if restoring from an old HD wallet backup). Tree-SHA512: ac681fefeaf7ec2aab2fa1da93d12273ea80bd05eb48d7b3b551ea6e5d975dd97ba7de52b7fba52993823280ac4079cc36cf78a27dac708107ebf8fb6326142b
2017-08-10[wallet] keypool mark-used and topupJohn Newbery
This commit adds basic keypool mark-used and topup: - try to topup the keypool on initial load - if a key in the keypool is used, mark all keys before that as used and try to top up
2017-08-08Fix typos.practicalswift
2017-08-07scripted-diff: Use the C++11 keyword nullptr to denote the pointer literal ↵practicalswift
instead of the macro NULL -BEGIN VERIFY SCRIPT- sed -i 's/\<NULL\>/nullptr/g' src/*.cpp src/*.h src/*/*.cpp src/*/*.h src/qt/*/*.cpp src/qt/*/*.h src/wallet/*/*.cpp src/wallet/*/*.h src/support/allocators/*.h sed -i 's/Prefer nullptr, otherwise SAFECOOKIE./Prefer NULL, otherwise SAFECOOKIE./g' src/torcontrol.cpp sed -i 's/tor: Using nullptr authentication/tor: Using NULL authentication/g' src/torcontrol.cpp sed -i 's/METHODS=nullptr/METHODS=NULL/g' src/test/torcontrol_tests.cpp src/torcontrol.cpp sed -i 's/nullptr certificates/NULL certificates/g' src/qt/paymentserver.cpp sed -i 's/"nullptr"/"NULL"/g' src/torcontrol.cpp src/test/torcontrol_tests.cpp -END VERIFY SCRIPT-
2017-08-06Fix resendwallettransactions assert failure if -walletbroadcast=0Matt Corallo
2017-08-04[wallet] Add HasUnusedKeys() helperJohn Newbery
2017-08-04[wallet] Cache keyid -> keypool id mappingsJohn Newbery
2017-08-03Merge #10942: Eliminate fee overpaying edge case when subtracting fee from ↵Wladimir J. van der Laan
recipients 49d903e Eliminate fee overpaying edge case when subtracting fee from recipients (Alex Morcos) Pull request description: I'm not sure if this is the cause of the issue in #10034 , but this was a known edge case. I just didn't realize how simple the fix is. Could use a couple more eyes to make sure nothing silly can go wrong here, but if we all agree it's this simple, we can add this as another 0.15 bug fix. Tree-SHA512: db1dd1e83363a3c231267b626d3a388893ee70ba1972056fe2c339c5c9e4fbfd30f7fe837c30cc7be884d454797fd4c619b9d631a8d5eeb55cdb07402a83acb3
2017-08-02[wallet] [moveonly] Move LoadKeyPool to cppMatt Corallo
2017-08-02[wallet] [moveonly] Move CAffectedKeysVisitorJonas Schnelli
2017-07-28Clarify help message for -discardfeeAlex Morcos
2017-07-28[wallet] Specify wallet name in wallet loading errorsJohn Newbery
2017-07-28Reject invalid wallet filesJoão Barbosa
2017-07-28Reject duplicate wallet filenamesJoão Barbosa
2017-07-27Eliminate fee overpaying edge case when subtracting fee from recipientsAlex Morcos
2017-07-26Merge #10854: Avoid using sizes on non-fixed-width types to derive protocol ↵Wladimir J. van der Laan
constants. 095b917 Avoid using sizes on non-fixed-width types to derive protocol constants. (Gregory Maxwell) Pull request description: Thanks to awemany for pointing this out. This replaces #10172 which appears to be abandoned, but uses the constants as requested on that PR. Tree-SHA512: 032c0d75b3aaf807a7d0c7fb8ff5515acc45ad58bd00fe81413f900fe02bad900534a970403b9bb568e132c9eddea6043e958daf625e8acc84375bd41ee2e2ef
2017-07-23keystore GetKeys(): return result instead of writing to referenceMarko Bencun
Issue: #10905 By returning the result, a few useless lines can be removed. Return-value-optimization means there should be no copy.
2017-07-20Merge #10862: Remove unused variable int64_t nEnd. Fix typo: "conditon" → ↵Wladimir J. van der Laan
"condition". 5a6671c Fix typo: "conditon" → "condition" (practicalswift) 35aff43 Remove unused variable int64_t nEnd (practicalswift) Pull request description: * Remove unused variable `int64_t nEnd`. Last use of `nEnd` removed in commit 1fc8c3d. * Fix typo: "conditon" → "condition". Typo introduced in commit 439c4e8. Tree-SHA512: 61624e6f70828c485fe46dbe00df76f1a07b7a5849d41bf7d279323b687420e60e9b85192f611a37211f17f3dea8eb3f6f6dc65d90c92e5516404fd81d37785a
2017-07-19Merge #10817: Redefine Dust and add a discard_rateWladimir J. van der Laan
f4d00e6 Add a discard_rate (Alex Morcos) b138585 Remove factor of 3 from definition of dust. (Alex Morcos) Pull request description: The definition of dust is redefined to remove the factor of 3. Dust is redefined to be the value of an output such that it would cost that value in fees to (create and) spend the output at the dust relay rate. The previous definition was that it would cost 1/3 of the value. The default dust relay rate is correspondingly increased to 3000 sat/kB so the actual default dust output value of 546 satoshis for a non-segwit output remains unchanged. This commit is a refactor only unless a dustrelayfee is passed on the commandline in which case that number now needs to be increased by a factor of 3 to get the same behavior. -dustrelayfee is a hidden command line option. Note: It's not exactly a refactor due to edge case changes in rounding as evidenced by the required change to the unit test. A discard_rate is added which defaults to 10,000 sat/kB Any change output which would be dust at the discard_rate you are willing to discard completely and add to fee (as well as continuing to pay the fee that would have been needed for creating the change) This would be a nice addition for 0.15 and I think will remain useful for 0.16 with the new coin selection algorithms in discussion, but its not crucial. It does add translation strings, but we could (should?) avoid that by hiding the option Tree-SHA512: 5b6f655354d0ab6b8b6cac1e8d1fe3136d10beb15c6d948fb15bfb105155a9d03684c6240624039b3eed6428b7e60e54216cc8b2f90c4600701e39f646284a9b
2017-07-18Do not allow users to get keys from keypool without reserving themMatt Corallo
fundrawtransaction allows users to add a change output and then not have it removed from keypool. While it would be nice to have users follow the normal CreateTransaction/CommitTransaction process we use internally, there isnt much benefit in exposing this option, especially with HD wallets, while there is ample room for users to misunderstand or misuse this option. This could be particularly nasty in some use-cases (especially pre-HD-split) - eg a user might fundrawtransaction, then call getnewaddress, hand out the address for someone to pay them, then sendrawtransaction. This may result in the user thinking they have received payment, even though it was really just their own change! This could obviously result in needless key-reuse.
2017-07-18Remove unused variable int64_t nEndpracticalswift
Last use of nEnd removed in commit 1fc8c3de0cff2971cc1f9903bfc3d03a982f2fab.
2017-07-17Add a discard_rateAlex Morcos
Any change output which would be dust at the discard_rate you are willing to discard completely and add to fee (as well as continuing to pay the fee that would have been needed for creating the change).
2017-07-17Avoid using sizes on non-fixed-width types to derive protocol constants.Gregory Maxwell
Thanks to awemany for pointing this out.