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fix crc and length on last sent block

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This commit is contained in:
Stewart Allen 2017-10-11 14:38:14 -04:00
commit da0af16894
1 changed files with 7 additions and 4 deletions
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11
js/util-gx.js
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@ -219,14 +219,17 @@ class GXSender {
const length = uint32b(4096); const length = uint32b(4096);
for (let slice = 0; slice < slices; slice++) { for (let slice = 0; slice < slices; slice++) {
let chunk = buffer.slice(slice * 4096, slice * 4096 + 4096); let chunk = buffer.slice(slice * 4096, slice * 4096 + 4096);
if (chunk.length < 4096) {
chunk = Buffer.concat([chunk, new Buffer(4096-chunk.length).fill(0)]);
}
let crc = crc32.unsigned(chunk); let crc = crc32.unsigned(chunk);
let len = chunk.length;
if (len < 4096) {
chunk = Buffer.concat([chunk, new Buffer(4096-len).fill(0)]);
}
// let crc = crc32.unsigned(chunk);
let block = Buffer.concat([ let block = Buffer.concat([
preamble, preamble,
uint32b(slice), uint32b(slice),
length, uint32b(len),
// length,
uint32b(crc), uint32b(crc),
chunk chunk
]); ]);