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Fix left-over handling in webserial

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This commit is contained in:
Paul Kendall 2022-07-14 13:15:37 +12:00
parent 9c9cfa5d6c
commit a9b0a713c3
1 changed files with 3 additions and 1 deletions
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4
webserial.js
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@ -79,9 +79,11 @@ class Transport {
i++;
}
if (state !== "packet_complete") {
this.left_over = data;
return new Uint8Array(0);
}
this.left_over = data.slice(data_end + 2);
var temp_pkt = new Uint8Array(data_end - data_start + 1);
var j = 0;
for (i = data_start; i <= data_end; i++, j++) {
@ -98,7 +100,6 @@ class Transport {
temp_pkt[j] = data[i];
}
packet = temp_pkt.slice(0, j); /* Remove unused bytes due to escape seq */
this.left_over = new Uint8Array(data).slice(i);
return packet;
}
@ -118,6 +119,7 @@ class Transport {
do {
const {value, done} = await reader.read();
if (done) {
this.left_over = packet;
throw new TimeoutError("Timeout");
}
var p = new Uint8Array(this._appendBuffer(packet.buffer, value.buffer));