Gustav Simonsson
371871d685
parmas, crypto, core, core/vm: homestead consensus protocol changes
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* 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
2016-02-18 10:08:11 +01:00
Gustav Simonsson
c8ad64f33c
crypto, crypto/ecies, crypto/secp256k1: libsecp256k1 scalar mult
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thanks to Felix Lange (fjl) for help with design & impl
2015-11-30 13:43:32 +01:00
Gustav Simonsson
3340b56593
crypto: correct sig validation, add more unit tests
2015-09-22 17:33:39 +02:00
Felix Lange
bfbcfbe4a9
all: fix license headers one more time
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I forgot to update one instance of "go-ethereum" in commit 3f047be5a
2015-07-23 18:35:11 +02:00
Felix Lange
3f047be5aa
all: update license headers to distiguish GPL/LGPL
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All code outside of cmd/ is licensed as LGPL. The headers
now reflect this by calling the whole work "the go-ethereum library".
2015-07-22 18:51:45 +02:00
Felix Lange
ea54283b30
all: update license information
2015-07-07 14:12:44 +02:00
Felix Lange
ad78db4d62
crypto: fix Sha3Hash and add a test for it
2015-03-17 01:32:35 +01:00
obscuren
b523441361
Moved ethutil => common
2015-03-16 11:27:38 +01:00
Felix Lange
410b35e913
crypto: make it easier to run Sha3 on multiple inputs
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crypto.Sha3(append(foo, bar)) --> crypto.Sha3(foo, bar)
crypto.Sha3([]byte{}) --> crypto.Sha3()
2015-02-06 00:00:36 +01:00
obscuren
d4cc2d3503
Pad private key when signing & length check for hashes in sign
2015-01-22 18:12:05 +01:00
obscuren
67f9783e6a
Moved obscuren secp256k1-go
2015-01-22 00:35:00 +01:00
obscuren
bcb1166e52
Added 0 key proof error
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Private key \x00\x00...\x00 returns the _exact_ same public key as \x11
\x11...\x11. Currently investigating.
2015-01-19 11:22:56 +01:00
obscuren
35fe4313d5
pre-pow
2015-01-12 10:19:27 +01:00
obscuren
fd9da72536
ethcrypto => crypto
2014-10-31 12:37:43 +01:00
