done

SummerOfBitcoin · May 8, 2024 · b4555e9 · b4555e9
1 parent 772c60c
commit b4555e9
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diff --git a/b_Error.txt b/b_Error.txt
diff --git a/c_Error.txt b/c_Error.txt
diff --git a/e_Error.txt b/e_Error.txt
diff --git a/op_codes/opcodes.js b/op_codes/opcodes.js
@@ -0,0 +1,30 @@
+const crypto = require('crypto');
+
+
+// OP_HASH function
+function OP_HASH(s) {
+    let hash = crypto.createHash('sha256').update(s, 'hex').digest();
+    hash = crypto.createHash('ripemd160').update(hash).digest();
+    // console.log(Buffer.from(hash).toString("hex"));
+    return Buffer.from(hash).toString("hex")
+}
+
+// HASH256 function
+function HASH256(input){
+    const h1 = crypto.createHash('sha256').update(Buffer.from(input, 'hex')).digest()
+    return crypto.createHash('sha256').update(h1).digest('hex')
+}
+
+
+
+// SHA-256 function
+function SHA256(input) {
+    return crypto.createHash('sha256').update(input).digest();
+}
+
+
+module.exports = {
+    OP_HASH,
+    HASH256,
+    SHA256,
+}