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* core/vm: hide ecrecover error messageFelix Lange2016-08-061-2/+2
| | | | Fixes #2825
* all: Rename crypto.Sha3{,Hash}() to crypto.Keccak256{,Hash}()Ricardo Catalinas Jiménez2016-02-221-1/+1
| | | | As we aren't really using the standarized SHA-3
* parmas, crypto, core, core/vm: homestead consensus protocol changesGustav Simonsson2016-02-181-1/+2
| | | | | | | | * change gas cost for contract creating txs * invalidate signature with s value greater than secp256k1 N / 2 * OOG contract creation if not enough gas to store code * new difficulty adjustment algorithm * new DELEGATECALL op code
* cmd/evm, core/vm, test: refactored VM and coreJeffrey Wilcke2015-10-041-5/+5
| | | | | | | | | | | | | | | | | * Moved `vm.Transfer` to `core` package and changed execution to call `env.Transfer` instead of `core.Transfer` directly. * core/vm: byte code VM moved to jump table instead of switch * Moved `vm.Transfer` to `core` package and changed execution to call `env.Transfer` instead of `core.Transfer` directly. * Byte code VM now shares the same code as the JITVM * Renamed Context to Contract * Changed initialiser of state transition & unexported methods * Removed the Execution object and refactor `Call`, `CallCode` & `Create` in to their own functions instead of being methods. * Removed the hard dep on the state for the VM. The VM now depends on a Database interface returned by the environment. In the process the core now depends less on the statedb by usage of the env * Moved `Log` from package `core/state` to package `core/vm`.
* core/vm, tests: implemented semi-jit vmJeffrey Wilcke2015-08-071-1/+1
| | | | * changed stack and removed stack ptr. Let go decide on slice reuse.
* all: fix license headers one more timeFelix Lange2015-07-241-1/+1
| | | | I forgot to update one instance of "go-ethereum" in commit 3f047be5a.
* all: update license headers to distiguish GPL/LGPLFelix Lange2015-07-231-4/+4
| | | | | All code outside of cmd/ is licensed as LGPL. The headers now reflect this by calling the whole work "the go-ethereum library".
* all: update license informationFelix Lange2015-07-071-0/+16
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* Remove unneeded if check on EC recover paddingGustav Simonsson2015-06-091-3/+1
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* Pad precompiled EC recover input and add validationsGustav Simonsson2015-06-091-8/+14
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* core/vm: cleanup and renamesobscuren2015-06-041-0/+98