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Sha256 P2PK secure context workaround

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This commit is contained in:
softsimon
2024-06-24 09:31:02 +09:00
parent 61c9debcca
commit 5d1877a275
2 changed files with 462 additions and 2 deletions
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5
frontend/src/app/bitcoin.utils.ts
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@@ -1,4 +1,5 @@
import { Transaction, Vin } from './interfaces/electrs.interface';
import { Hash } from './shared/sha256';
const P2SH_P2WPKH_COST = 21 * 4; // the WU cost for the non-witness part of P2SH-P2WPKH
const P2SH_P2WSH_COST = 35 * 4; // the WU cost for the non-witness part of P2SH-P2WSH
@@ -292,8 +293,8 @@ export async function calcScriptHash$(script: string): Promise<string> {
throw new Error('script is not a valid hex string');
}
const buf = Uint8Array.from(script.match(/.{2}/g).map((byte) => parseInt(byte, 16)));
const hashBuffer = await crypto.subtle.digest('SHA-256', buf);
const hashArray = Array.from(new Uint8Array(hashBuffer));
const hash = new Hash().update(buf).digest();
const hashArray = Array.from(new Uint8Array(hash));
return hashArray
.map((bytes) => bytes.toString(16).padStart(2, '0'))
.join('');