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Platform: TCP: Guard against negative duration

ks-refactor-docs
Kyle Schwarz 2024-07-29 22:50:16 -04:00
parent 4476bd8b71
commit 387c39d3a0
1 changed files with 3 additions and 0 deletions
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3
platform/tcp.cpp
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@ -277,6 +277,9 @@ void TCP::Find(std::vector<FoundDevice>& found) {
uint8_t buffer[bufferLen];
// keep trying till the timeout
const auto msWait = std::chrono::duration_cast<std::chrono::milliseconds>(rxTill - std::chrono::steady_clock::now()).count();
if(msWait < 0) {
break;
}
socket.poll(POLLIN, static_cast<uint32_t>(msWait));
const auto recvRet = ::recv(socket, (char*)buffer, bufferLen, 0);
static constexpr auto headerLength = 12;