LBRYCommunity/bitcoinjs-lib
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

Fix Block to allow regtest target (easiest possible target)

Browse source
This commit is contained in:
junderw 2018-12-12 21:07:16 +09:00
parent f57a73496d
commit 7c0e02ad48
No known key found for this signature in database
GPG key ID: B256185D3A971908
2 changed files with 5 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
src/block.js
View file

@ -145,7 +145,7 @@ Block.calculateTarget = function (bits) {
const exponent = ((bits & 0xff000000) >> 24) - 3 const exponent = ((bits & 0xff000000) >> 24) - 3
const mantissa = bits & 0x007fffff const mantissa = bits & 0x007fffff
const target = Buffer.alloc(32, 0) const target = Buffer.alloc(32, 0)
target.writeUInt32BE(mantissa, 28 - exponent) target.writeUIntBE(mantissa, 29 - exponent, 3)
return target return target
} }

4
test/fixtures/block.json vendored
View file

@ -19,6 +19,10 @@
{ {
"bits": "cffca00", "bits": "cffca00",
"expected": "00000000000000000000000000000000000000007fca00000000000000000000" "expected": "00000000000000000000000000000000000000007fca00000000000000000000"
},
{
"bits": "207fffff",
"expected": "7fffff0000000000000000000000000000000000000000000000000000000000"
} }
], ],
"valid": [ "valid": [