Avoid 2 async consecutive writes in noise HS

2020-03-18 20:40:51 +09:00 · 2020-03-18 20:40:51 +09:00 · b1a34f478e
parent c02fca25f8
commit b1a34f478e
1 changed files with 4 additions and 2 deletions
--- a/libp2p/protocols/secure/noise.nim
+++ b/libp2p/protocols/secure/noise.nim
@ -273,9 +273,11 @@ proc sendHSMessage(sconn: Connection; buf: seq[byte]) {.async.} =
  var
    lesize = buf.len.uint16
    besize = lesize.toBytesBE
+    outbuf = newSeqOfCap[byte](besize.len + buf.len)
  trace "sendHSMessage", size = lesize
-  await sconn.write(besize[0].addr, besize.len)
-  await sconn.write(buf)
+  outbuf &= besize
+  outbuf &= buf
+  await sconn.write(outbuf)

 proc packNoisePayload(payload: openarray[byte]): seq[byte] =
  let