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* cmd/geth, core: add support for recording SHA3 preimages (#3543)Nick Johnson2017-01-173-2/+5
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* Merge pull request #3519 from zsfelfoldi/light-topic5Péter Szilágyi2017-01-091-16/+19
|\ | | | | les: fixed selectPeer deadlock, improved request distribution
| * light: fixed data race in TestTxPoolZsolt Felfoldi2017-01-061-16/+19
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* | all: gofmt -w -sFelix Lange2017-01-062-2/+2
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* | Merge pull request #3516 from fjl/types-drop-sign-ecdsaPéter Szilágyi2017-01-062-7/+7
|\ \ | | | | | | core/types: remove redundant SignECDSA wrappers, rename to SignTx
| * | core/types: remove redundant SignECDSA wrappers, rename to SignTxFelix Lange2017-01-052-7/+7
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* / core/vm: move Log to core/typesFelix Lange2017-01-061-1/+2
|/ | | | | | | | This significantly reduces the dependency closure of ethclient, which no longer depends on core/vm as of this change. All uses of vm.Logs are replaced by []*types.Log. NewLog is gone too, the constructor simply returned a literal.
* core/vm: improved EVM run loop & instruction calling (#3378)Jeffrey Wilcke2017-01-051-2/+2
| | | | | | | | | | | | | | | The run loop, which previously contained custom opcode executes have been removed and has been simplified to a few checks. Each operation consists of 4 elements: execution function, gas cost function, stack validation function and memory size function. The execution function implements the operation's runtime behaviour, the gas cost function implements the operation gas costs function and greatly depends on the memory and stack, the stack validation function validates the stack and makes sure that enough items can be popped off and pushed on and the memory size function calculates the memory required for the operation and returns it. This commit also allows the EVM to go unmetered. This is helpful for offline operations such as contract calls.
* core, light: allow zero cost txs from inexistent accounts tooPéter Szilágyi2016-12-161-12/+1
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* Merge pull request #3413 from zsfelfoldi/light-topic4Felix Lange2016-12-133-8/+23
|\ | | | | les, p2p/discv5: implement server pool, improve peer selection, light fetcher and topic searching
| * les, light: add block availability check for ODR requestsZsolt Felfoldi2016-12-102-8/+12
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| * les: improved header fetcher and server statisticsZsolt Felfoldi2016-12-101-0/+11
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* | core: bugfix state change race condition in txpool (#3412)bas-vk2016-12-111-2/+2
|/ | | | | | | | The transaction pool keeps track of the current nonce in its local pendingState. When a new block comes in the pendingState is reset. During the reset it fetches multiple times the current state through the use of the currentState callback. When a second block comes in during the reset its possible that the state changes during the reset. If that block holds transactions that are currently in the pool the local pendingState that is used to determine nonces can get out of sync.
* core, core/vm: implemented a generic environment (#3348)Jeffrey Wilcke2016-12-064-103/+40
| | | | | | | | Environment is now a struct (not an interface). This reduces a lot of tech-debt throughout the codebase where a virtual machine environment had to be implemented in order to test or run it. The new environment is suitable to be used en the json tests, core consensus and light client.
* light: implemented VMState.Empty() (#3357)Felföldi Zsolt2016-11-282-2/+14
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* core: implemented new ropsten testnetJeffrey Wilcke2016-11-231-1/+0
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* cmd/geth, core, light, mobile: removed state account StartingNonceJeffrey Wilcke2016-11-231-4/+1
| | | | All account's nonce start at 0.
* core/types: turn off nonce checking for Call messagesZsolt Felfoldi2016-11-141-2/+2
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* light: updated CHTs for mainnet and testnetZsolt Felfoldi2016-11-141-4/+4
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* core/types, params: EIP#155Jeffrey Wilcke2016-11-134-69/+24
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* core, core/state, trie: EIP158, reprice & skip empty account writeJeffrey Wilcke2016-11-137-22/+28
| | | | | | | | | | | | | | | This commit implements EIP158 part 1, 2, 3 & 4 1. If an account is empty it's no longer written to the trie. An empty account is defined as (balance=0, nonce=0, storage=0, code=0). 2. Delete an empty account if it's touched 3. An empty account is redefined as either non-existent or empty. 4. Zero value calls and zero value suicides no longer consume the 25k reation costs. params: moved core/config to params Signed-off-by: Jeffrey Wilcke <jeffrey@ethereum.org>
* all: update license informationFelix Lange2016-11-097-6/+24
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* core/types: remove header accessorsFelix Lange2016-11-094-10/+10
| | | | | | These accessors were introduced by light client changes, but the only method that is actually used is GetNumberU64. This commit replaces all uses of .GetNumberU64 with .Number.Uint64.
* p2p/discv5: added new topic discovery packageZsolt Felfoldi2016-11-091-4/+4
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* light: light chain, VM env and tx poolZsolt Felfoldi2016-11-0912-97/+2558
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* trie, core/state: improve memory usage and performance (#3135)Felix Lange2016-10-151-3/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * trie: store nodes as pointers This avoids memory copies when unwrapping node interface values. name old time/op new time/op delta Get 388ns ± 8% 215ns ± 2% -44.56% (p=0.000 n=15+15) GetDB 363ns ± 3% 202ns ± 2% -44.21% (p=0.000 n=15+15) UpdateBE 1.57µs ± 2% 1.29µs ± 3% -17.80% (p=0.000 n=13+15) UpdateLE 1.92µs ± 2% 1.61µs ± 2% -16.25% (p=0.000 n=14+14) HashBE 2.16µs ± 6% 2.18µs ± 6% ~ (p=0.436 n=15+15) HashLE 7.43µs ± 3% 7.21µs ± 3% -2.96% (p=0.000 n=15+13) * trie: close temporary databases in GetDB benchmark * trie: don't keep []byte from DB load around Nodes decoded from a DB load kept hashes and values as sub-slices of the DB value. This can be a problem because loading from leveldb often returns []byte with a cap that's larger than necessary, increasing memory usage. * trie: unload old cached nodes * trie, core/state: use cache unloading for account trie * trie: use explicit private flags (fixes Go 1.5 reflection issue). * trie: fixup cachegen overflow at request of nick * core/state: rename journal size constant
* core/state: implement reverts by journaling all changesFelix Lange2016-10-061-9/+5
| | | | | | | | | | This commit replaces the deep-copy based state revert mechanism with a linear complexity journal. This commit also hides several internal StateDB methods to limit the number of ways in which calling code can use the journal incorrectly. As usual consultation and bug fixes to the initial implementation were provided by @karalabe, @obscuren and @Arachnid. Thank you!
* cmd, core, internal, light, tests: avoid hashing the code in the VMPéter Szilágyi2016-10-011-1/+2
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* core, trie: replace state caches with trie journalFelix Lange2016-09-281-4/+0
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* core/state: track all accounts in canon stateFelix Lange2016-09-261-1/+1
| | | | | This change introduces a global, per-state cache that keeps account data in the canon state. Thanks to @karalabe for lots of fixes.
* light: fix memory expansion bug (same as fix for core/state)Gustav Simonsson2016-09-202-2/+4
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* core/state, light: remove unused StateObject.initCodeGustav Simonsson2016-09-191-3/+0
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* all: update license informationFelix Lange2016-04-151-1/+1
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* all: Rename crypto.Sha3{,Hash}() to crypto.Keccak256{,Hash}()Ricardo Catalinas Jiménez2016-02-222-4/+4
| | | | As we aren't really using the standarized SHA-3
* rpc: migrated the RPC insterface to a new reflection based RPC layerBas van Kervel2016-01-261-1/+1
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* light: implemented odr-capable trie and state structureszsfelfoldi2015-12-175-0/+1032