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support multiple RouterInfo request callbacks

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orignal 2024-01-14 18:54:21 -05:00
parent d8f6c4a93d
commit 4afdca090d
2 changed files with 20 additions and 1 deletions
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20
libi2pd/NetDbRequests.cpp
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@ -83,8 +83,26 @@ namespace data
dest->SetRequestComplete (requestComplete);
{
std::unique_lock<std::mutex> l(m_RequestedDestinationsMutex);
if (!m_RequestedDestinations.emplace (destination, dest).second) // not inserted
auto ret = m_RequestedDestinations.emplace (destination, dest);
if (!ret.second) // not inserted
{
dest->SetRequestComplete (nullptr); // don't call requestComplete in destructor
if (requestComplete)
{
auto prev = ret.first->second->GetRequestComplete ();
if (prev) // if already set
ret.first->second->SetRequestComplete (
[requestComplete, prev](std::shared_ptr<RouterInfo> r)
{
prev (r); // call previous
requestComplete (r); // then new
});
else
ret.first->second->SetRequestComplete (requestComplete);
}
return nullptr;
}
}
return dest;
}