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network: fix requestTx()

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2 bugs were here:
1. If amount of tx is small, no messages were sent.
2. Correctly cut byte slice if last message is small.
This commit is contained in:
Evgenii Stratonikov 2020-12-07 18:40:36 +03:00 committed by Roman Khimov
parent 363c24d128
commit ee45d7739f
1 changed files with 5 additions and 2 deletions
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7
pkg/network/server.go
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@ -887,12 +887,15 @@ func (s *Server) requestTx(hashes ...util.Uint256) {
return
}
for i := 0; i < len(hashes)/payload.MaxHashesCount; i++ {
for i := 0; i <= len(hashes)/payload.MaxHashesCount; i++ {
start := i * payload.MaxHashesCount
stop := (i + 1) * payload.MaxHashesCount
if stop < len(hashes) {
if stop > len(hashes) {
stop = len(hashes)
}
if start == stop {
break
}
msg := s.MkMsg(CMDGetData, payload.NewInventory(payload.TXType, hashes[start:stop]))
// It's high priority because it directly affects consensus process,
// even though it's getdata.