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#include "ns3/pointer.h" |
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#include "ns3/pointer.h" |
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#include "ns3/node.h" |
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#include "ns3/node.h" |
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#include "ns3/trace-source-accessor.h" |
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#include "ns3/trace-source-accessor.h" |
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#include "ns3/log.h" |
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NS_LOG_COMPONENT_DEFINE ("WifiNetDevice"); |
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namespace ns3 { |
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namespace ns3 { |
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void |
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void |
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WifiNetDevice::LinkUp (void) |
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WifiNetDevice::LinkUp (void) |
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{ |
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{ |
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NS_LOG_FUNCTION (this); |
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bool wasUp = m_linkUp; |
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m_linkUp = true; |
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m_linkUp = true; |
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if (!m_linkChange.IsNull ()) |
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if (!wasUp && !m_linkChange.IsNull ()) |
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{ |
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{ |
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NS_LOG_LOGIC ("link changed"); |
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m_linkChange (); |
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m_linkChange (); |
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} |
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} |
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} |
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} |
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void |
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void |
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WifiNetDevice::LinkDown (void) |
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WifiNetDevice::LinkDown (void) |
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{ |
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{ |
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NS_LOG_FUNCTION (this); |
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bool wasUp = m_linkUp; |
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m_linkUp = false; |
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m_linkUp = false; |
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if (!m_linkChange.IsNull ()) |
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if (wasUp && !m_linkChange.IsNull ()) |
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{ |
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{ |
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NS_LOG_LOGIC ("link changed"); |
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m_linkChange (); |
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m_linkChange (); |
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} |
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} |
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} |
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} |