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新增网络socket的系统调用接口 (#247)
1.修复spinlock忘记恢复rflags的问题 2.WaitQueue增加wakeup_all的功能 3.完善tcp,udp,raw socket 4.把PollStatus结构体改为使用bitflags 5.新增iovec结构体 6.完成网络的系统调用 7.在bootstrap里面添加dnsmasq bridge-utils iptables --------- Co-authored-by: guanjinquan <1666320330@qq.com>
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@ -244,6 +244,10 @@ impl<T> DerefMut for SpinLockGuard<'_, T> {
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/// @brief 为SpinLockGuard实现Drop方法,那么,一旦守卫的生命周期结束,就会自动释放自旋锁,避免了忘记放锁的情况
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impl<T> Drop for SpinLockGuard<'_, T> {
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fn drop(&mut self) {
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self.lock.lock.unlock();
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if self.flag != 0 {
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self.lock.lock.unlock_irqrestore(&self.flag);
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} else {
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self.lock.lock.unlock();
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}
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}
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}
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