From 7ecd6323ffedbfef92c87c02b2a8680dd53b772c Mon Sep 17 00:00:00 2001 From: lichao <lichao@aiotlink.com> Date: 星期四, 06 五月 2021 19:37:50 +0800 Subject: [PATCH] rename atomic queue io function. --- src/socket.cpp | 45 ++++++++++++++++++++++++++++++++++++++++++--- 1 files changed, 42 insertions(+), 3 deletions(-) diff --git a/src/socket.cpp b/src/socket.cpp index 313c212..9580529 100644 --- a/src/socket.cpp +++ b/src/socket.cpp @@ -24,7 +24,7 @@ using namespace bhome_msg; using namespace bhome_shm; -ShmSocket::ShmSocket(Shm &shm, const MQId &id, const int len) : +ShmSocket::ShmSocket(Shm &shm, const MQId id, const int len) : run_(false), mq_(id, shm, len) { Start(); @@ -38,6 +38,44 @@ ShmSocket::~ShmSocket() { Stop(); +} + +bool ShmSocket::Start(const RawRecvCB &onData, const IdleCB &onIdle, int nworker) +{ + auto ioProc = [this, onData, onIdle]() { + auto DoSend = [this]() { return send_buffer_.TrySend(mq()); }; + auto DoRecv = [=] { + // do not recv if no cb is set. + if (!onData) { + return false; + } + auto onMsg = [&](MsgI &imsg) { + DEFER1(imsg.Release()); + onData(*this, imsg); + }; + MsgI imsg; + return mq().TryRecv(imsg) ? (onMsg(imsg), true) : false; + }; + + try { + bool more_to_send = DoSend(); + bool more_to_recv = DoRecv(); + if (onIdle) { onIdle(*this); } + if (!more_to_send && !more_to_recv) { + robust::QuickSleep(); + } + } catch (...) { + } + }; + + std::lock_guard<std::mutex> lock(mutex_); + StopNoLock(); + + run_.store(true); + for (int i = 0; i < nworker; ++i) { + workers_.emplace_back([this, ioProc]() { while (run_) { ioProc(); } }); + } + return true; } bool ShmSocket::Start(int nworker, const RecvCB &onData, const IdleCB &onIdle) @@ -65,7 +103,8 @@ onRecvWithPerMsgCB(*this, imsg, head); } }; - return mq().TryRecvAll(onMsg) > 0; // this will recv all msgs. + MsgI imsg; + return mq().TryRecv(imsg) ? (onMsg(imsg), true) : false; }; try { @@ -73,7 +112,7 @@ bool more_to_recv = DoRecv(); if (onIdle) { onIdle(*this); } if (!more_to_send && !more_to_recv) { - std::this_thread::yield(); + robust::QuickSleep(); } } catch (...) { } -- Gitblit v1.8.0