src/js/fio-util.js

   1 function FIObufferToPublic(pubBuf) {
   2   const Buffer = libs.buffer.Buffer;
   3   const FIO_PUBLIC_PREFIX = "FIO";
   4
   5   let checksum = libs.createHash("rmd160").update(pubBuf).digest("hex").slice(0, 8);
   6   pubBuf = Buffer.concat([pubBuf, Buffer.from(checksum, "hex")]);
   7   return FIO_PUBLIC_PREFIX.concat(libs.bs58.encode(pubBuf));
   8 }
   9
  10 function FIObufferToPrivate(privBuf) {
  11   const Buffer = libs.buffer.Buffer;
  12   const FIO_PRIVATE_PREFIX = "80";
  13
  14   privBuf = Buffer.concat([Buffer.from(FIO_PRIVATE_PREFIX, "hex"), privBuf]);
  15   let tmp = libs.createHash("sha256").update(privBuf).digest();
  16   let checksum = libs.createHash("sha256").update(tmp).digest("hex").slice(0, 8);
  17   privBuf = Buffer.concat([privBuf, Buffer.from(checksum, "hex")]);
  18   return libs.bs58.encode(privBuf);
  19 }