Merge pull request #34 from jankolkmeier/rangeErrorWorkaround

don't write to full buffers
jankolkmeier · Jan 8, 2016 · 5e6daf8 · 5e6daf8
2 parents 5c540f5 + 246d0eb
commit 5e6daf8
Showing 1 changed file with 7 additions and 2 deletions.
diff --git a/lib/xbee-api.js b/lib/xbee-api.js
@@ -138,7 +138,7 @@ XBeeAPI.prototype.parseRaw = function(buffer) {
  var S = this.parseState;
  for(var i = 0; i < buffer.length; i++) {
  S.b = buffer[i];
- if (S.b === C.START_BYTE && S.waiting) {
+ if (S.b === C.START_BYTE) {
  S.buffer = new Buffer(128);
  S.length = 0;
  S.total = 0;
@@ -159,7 +159,12 @@ XBeeAPI.prototype.parseRaw = function(buffer) {
  }
 
  if (!S.waiting) {
- S.buffer.writeUInt8(S.b, S.offset++);
+ if (S.buffer.length > S.offset) {
+ S.buffer.writeUInt8(S.b, S.offset++);
+ } else {
+ console.log("We would have a problem...");
+ S.waiting = true;
+ }
  }
 
  if (S.offset === 1) {