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Draft implementation of Ravencoin utils

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MoneroOcean
2020-11-01 21:48:05 +00:00
parent 28e4c7a24a
commit 6abe65f623
2 changed files with 15 additions and 4 deletions
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17
index.js
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@@ -58,6 +58,7 @@ function getMerkleRoot2(transactions) {
let last_epoch_number; let last_epoch_number;
let last_seed_hash; let last_seed_hash;
const diff1 = 0x00000000ff000000000000000000000000000000000000000000000000000000;
module.exports.RavenBlockTemplate = function(rpcData, poolAddress) { module.exports.RavenBlockTemplate = function(rpcData, poolAddress) {
const poolAddrHash = bitcoin.address.fromBase58Check(poolAddress).hash; const poolAddrHash = bitcoin.address.fromBase58Check(poolAddress).hash;
@@ -130,7 +131,6 @@ module.exports.RavenBlockTemplate = function(rpcData, poolAddress) {
last_epoch_number = epoch_number; last_epoch_number = epoch_number;
} }
const diff1 = 0x00000000ff000000000000000000000000000000000000000000000000000000;
const difficulty = parseFloat((diff1 / bignum(rpcData.target, 16).toNumber()).toFixed(9)); const difficulty = parseFloat((diff1 / bignum(rpcData.target, 16).toNumber()).toFixed(9));
return { return {
@@ -144,7 +144,7 @@ module.exports.RavenBlockTemplate = function(rpcData, poolAddress) {
}; };
module.exports.convertRavenBlob = function(blobBuffer) { module.exports.convertRavenBlob = function(blobBuffer) {
let header = blobBuffer.slice(0, 80); let header = blobBuffer.slice(0, 80); // header
let offset = 80 + 8 + 32; let offset = 80 + 8 + 32;
const nTransactions = varuint.decode(blobBuffer, offset); const nTransactions = varuint.decode(blobBuffer, offset);
offset += varuint.decode.bytes; offset += varuint.decode.bytes;
@@ -155,5 +155,16 @@ module.exports.convertRavenBlob = function(blobBuffer) {
offset += tx.byteLength(); offset += tx.byteLength();
} }
getMerkleRoot2(transactions).copy(header, 4 + 32); getMerkleRoot2(transactions).copy(header, 4 + 32);
return header; return reverseBuffer(crypto.createHash('sha256').update(header_hash).digest());
};
module.exports.constructNewRavenBlob = function(blockTemplate, nonceBuff, mixhashBuff) {
nonceBuff.copy (blockTemplate, 80, 0, 8);
mixhashBuff.copy(blockTemplate, 88, 0, 32);
return blockTemplate;
};
module.exports.constructNewGrinBlob = function(blockTemplate, nonceBuff) {
nonceBuff.copy(blockTemplate, 39, 0, 4);
return blockTemplate;
}; };

2
package.json
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@@ -1,6 +1,6 @@
{ {
"name": "cryptoforknote-util", "name": "cryptoforknote-util",
"version": "8.2.0", "version": "9.0.0",
"main": "cryptoforknote-util", "main": "cryptoforknote-util",
"author": { "author": {
"name": "LucasJones", "name": "LucasJones",