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Optimize tcp_socket::on_send by using vector::erase() only once per call

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This commit is contained in:
louiz’
2016-10-20 20:08:29 +02:00
parent ce06c25e93
commit aa4255224e
1 changed files with 7 additions and 6 deletions
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louloulibs/network/tcp_socket_handler.cpp
+7 -6
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@@ -305,23 +305,24 @@ void TCPSocketHandler::on_send()
else
{
// remove all the strings that were successfully sent.
for (auto it = this->out_buf.begin();
it != this->out_buf.end();)
auto it = this->out_buf.begin();
while (it != this->out_buf.end())
{
if (static_cast<size_t>(res) >= (*it).size())
if (static_cast<size_t>(res) >= it->size())
{
res -= (*it).size();
it = this->out_buf.erase(it);
res -= it->size();
++it;
}
else
{
// If one string has partially been sent, we use substr to
// crop it
if (res > 0)
(*it) = (*it).substr(res, std::string::npos);
*it = it->substr(res, std::string::npos);
break;
}
}
this->out_buf.erase(this->out_buf.begin(), it);
if (this->out_buf.empty())
this->poller->stop_watching_send_events(this);
}