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// IPLookup.h
// Declares the cIPLookup class representing an IP-to-hostname lookup in progress.
// This is an internal header, no-one outside OSSupport should need to include it; use Network.h instead
#pragma once
#include "Network.h"
/** Holds information about an in-progress IP-to-Hostname lookup. */
class cIPLookup
{
public:
/** Creates the lookup object. Doesn't start the lookup yet. */
cIPLookup(cNetwork::cResolveNameCallbacksPtr a_Callbacks);
/** Starts the lookup.
Returns true if lookup started successfully, false on failure (invalid IP format etc.) */
bool Lookup(const AString & a_IP);
protected:
/** The callbacks to call for resolved names / errors. */
cNetwork::cResolveNameCallbacksPtr m_Callbacks;
/** The IP that was queried (needed for the callbacks). */
AString m_IP;
/** Callback that is called by LibEvent when there's an event for the request. */
static void Callback(int a_Result, char a_Type, int a_Count, int a_Ttl, void * a_Addresses, void * a_Self);
};
typedef SharedPtr<cIPLookup> cIPLookupPtr;
typedef std::vector<cIPLookupPtr> cIPLookupPtrs;
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