code: function _reseedSync() {
      if(ctx.pools[0].messageLength >= 32) {
        return _seed();
      }
      // not enough seed data...
      var needed = (32 - ctx.pools[0].messageLength) << 5;
      ctx.collect(ctx.seedFileSync(needed));
      _seed();
    }
docs: Private function that synchronously reseeds a generator.