moar

Author: axic

index.js

@@ -13,9 +13,28 @@ if (global.WebAssembly !== undefined) {
   const ec_mul = bn128.instance.exports.ec_mul
   const ec_pairing = bn128.instance.exports.ec_pairing
   let memory = bn128.instance.exports.memory
-  console.log(memory)
+  console.log(memory.buffer)
   let ret = ec_add("00112200")
-  console.log(memory)
+  
+  function extractHexString (buffer, startOffset) {
+    const bufferView = new Uint8Array(buffer)
+
+    let endOffset = startOffset
+    for (; bufferView[endOffset] !== 0; endOffset++) {
+    console.log(bufferView[endOffset]);
+    }
+    console.log('startoffest', startOffset)
+    console.log('endoffset', endOffset)
+    console.log('len', endOffset - startOffset)
+
+//    return Buffer.from(buffer.slice(startOffset, endOffset), 'hex')
+    return Buffer.from(Buffer.from(buffer, startOffset, endOffset - startOffset), 'hex')
+  }
+
+  console.log(extractHexString(memory.buffer, ret))
+  
+  let retmem = new Uint8Array(memory.buffer)
+  console.log(retmem[ret])
   console.log(ret)
   })
 } else {