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mining submit work

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This commit is contained in:
Ben Wilson
2023-06-11 13:17:07 -04:00
parent 4ed46315b1
commit e8a5e263b0
6 changed files with 142 additions and 45 deletions
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src/models/stratum-messages/MiningSubmitMessage.ts
+59
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@@ -2,7 +2,10 @@ import { ArrayMaxSize, ArrayMinSize, IsArray } from 'class-validator';
import { eRequestMethod } from '../enums/eRequestMethod';
import { StratumBaseMessage } from './StratumBaseMessage';
import { MiningJob } from '../MiningJob';
import * as crypto from 'crypto';
const trueDiffOne = Number('26959535291011309493156476344723991336010898738574164086137773096960');
export class MiningSubmitMessage extends StratumBaseMessage {
@IsArray()
@@ -10,11 +13,26 @@ export class MiningSubmitMessage extends StratumBaseMessage {
@ArrayMaxSize(5)
params: string[];
public userId: string;
public jobId: string;
public extraNonce2: string;
public ntime: string;
public nonce: string
constructor() {
super();
this.method = eRequestMethod.AUTHORIZE;
}
public parse() {
this.userId = this.params[0];
this.jobId = this.params[1];
this.extraNonce2 = this.params[2];
this.ntime = this.params[3];
this.nonce = this.params[4];
}
public response() {
return {
id: null,
@@ -22,4 +40,45 @@ export class MiningSubmitMessage extends StratumBaseMessage {
result: true
};
}
testNonceValue(job: MiningJob, nonce: string): number {
const header: Buffer = Buffer.alloc(80);
// TODO: use the midstate hash instead of hashing the whole header
header.set(Buffer.from(job.version).subarray(0, 4), 0);
header.set(Buffer.from(job.prevhash).subarray(0, 32), 4);
header.set(Buffer.from(job.merkleRoot).subarray(0, 32), 36);
header.set(Buffer.from(job.ntime).subarray(0, 4), 68);
header.set(Buffer.from(job.target).subarray(0, 4), 72);
header.set(Buffer.from(nonce).subarray(0, 4), 76);
const hashBuffer = crypto.createHash('sha256').update(header).digest();
const hashResult = crypto.createHash('sha256').update(hashBuffer).digest();
const s64 = this.le256toDouble(hashResult);
const ds = trueDiffOne / s64;
console.log(trueDiffOne + '/ ' + s64)
return ds;
}
private le256toDouble(target: Buffer): number {
const bits192 = 6277101735386680763835789423207666416102355444464034512896n; // Replace with the actual value of bits192
const bits128 = 340282366920938463463374607431768211456n; // Replace with the actual value of bits128
const bits64 = 18446744073709551616n; // Replace with the actual value of bits64
const data64 = target.readBigUInt64LE(24);
let dcut64 = Number(data64) * Number(bits192);
dcut64 += Number(target.readBigUInt64LE(16)) * Number(bits128);
dcut64 += Number(target.readBigUInt64LE(8)) * Number(bits64);
dcut64 += Number(target.readBigUInt64LE(0));
return dcut64;
}
}