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TargetHostInterfaceRoster.cpp
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TargetHostInterfaceRoster.cpp
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/*
* Copyright 2016, Rene Gollent, rene@gollent.com.
* Distributed under the terms of the MIT License.
*/
#include "TargetHostInterfaceRoster.h"
#include <new>
#include <AutoDeleter.h>
#include <AutoLocker.h>
#include "LocalTargetHostInterfaceInfo.h"
#include "TargetHostInterfaceInfo.h"
/*static*/ TargetHostInterfaceRoster*
TargetHostInterfaceRoster::sDefaultInstance = NULL;
TargetHostInterfaceRoster::TargetHostInterfaceRoster()
:
TargetHostInterface::Listener(),
fLock(),
fRunningTeamDebuggers(0),
fInterfaceInfos(20, false),
fActiveInterfaces(20, false),
fListener(NULL)
{
}
TargetHostInterfaceRoster::~TargetHostInterfaceRoster()
{
}
/*static*/ TargetHostInterfaceRoster*
TargetHostInterfaceRoster::Default()
{
return sDefaultInstance;
}
/*static*/ status_t
TargetHostInterfaceRoster::CreateDefault(Listener* listener)
{
if (sDefaultInstance != NULL)
return B_OK;
TargetHostInterfaceRoster* roster
= new(std::nothrow) TargetHostInterfaceRoster;
if (roster == NULL)
return B_NO_MEMORY;
ObjectDeleter<TargetHostInterfaceRoster> rosterDeleter(roster);
status_t error = roster->Init(listener);
if (error != B_OK)
return error;
error = roster->RegisterInterfaceInfos();
if (error != B_OK)
return error;
sDefaultInstance = rosterDeleter.Detach();
return B_OK;
}
/*static*/ void
TargetHostInterfaceRoster::DeleteDefault()
{
TargetHostInterfaceRoster* roster = sDefaultInstance;
sDefaultInstance = NULL;
delete roster;
}
status_t
TargetHostInterfaceRoster::Init(Listener* listener)
{
fListener = listener;
return fLock.InitCheck();
}
status_t
TargetHostInterfaceRoster::RegisterInterfaceInfos()
{
TargetHostInterfaceInfo* info = NULL;
BReference<TargetHostInterfaceInfo> interfaceReference;
#undef REGISTER_INTERFACE_INFO
#define REGISTER_INTERFACE_INFO(type) \
info = new(std::nothrow) type##TargetHostInterfaceInfo; \
if (info == NULL) \
return B_NO_MEMORY; \
interfaceReference.SetTo(info, true); \
if (!fInterfaceInfos.AddItem(info)) \
return B_NO_MEMORY; \
interfaceReference.Detach();
REGISTER_INTERFACE_INFO(Local)
return B_OK;
}
int32
TargetHostInterfaceRoster::CountInterfaceInfos() const
{
return fInterfaceInfos.CountItems();
}
TargetHostInterfaceInfo*
TargetHostInterfaceRoster::InterfaceInfoAt(int32 index) const
{
return fInterfaceInfos.ItemAt(index);
}
status_t
TargetHostInterfaceRoster::CreateInterface(TargetHostInterfaceInfo* info,
Settings* settings, TargetHostInterface*& _interface)
{
// TODO: this should eventually verify that an active interface with
// matching settings/type doesn't already exist, and if so, return that
// directly rather than instantiating a new one, since i.e. the interface
// for the local host only requires one instance.
AutoLocker<TargetHostInterfaceRoster> locker(this);
TargetHostInterface* interface;
status_t error = info->CreateInterface(settings, interface);
if (error != B_OK)
return error;
error = interface->Run();
if (error < B_OK || !fActiveInterfaces.AddItem(interface)) {
delete interface;
return B_NO_MEMORY;
}
interface->AddListener(this);
_interface = interface;
return B_OK;
}
int32
TargetHostInterfaceRoster::CountActiveInterfaces() const
{
return fActiveInterfaces.CountItems();
}
TargetHostInterface*
TargetHostInterfaceRoster::ActiveInterfaceAt(int32 index) const
{
return fActiveInterfaces.ItemAt(index);
}
void
TargetHostInterfaceRoster::TeamDebuggerStarted(TeamDebugger* debugger)
{
fRunningTeamDebuggers++;
fListener->TeamDebuggerCountChanged(fRunningTeamDebuggers);
}
void
TargetHostInterfaceRoster::TeamDebuggerQuit(TeamDebugger* debugger)
{
fRunningTeamDebuggers--;
fListener->TeamDebuggerCountChanged(fRunningTeamDebuggers);
}
void
TargetHostInterfaceRoster::TargetHostInterfaceQuit(
TargetHostInterface* interface)
{
AutoLocker<TargetHostInterfaceRoster> locker(this);
fActiveInterfaces.RemoveItem(interface);
}
// #pragma mark - TargetHostInterfaceRoster::Listener
TargetHostInterfaceRoster::Listener::~Listener()
{
}
void
TargetHostInterfaceRoster::Listener::TeamDebuggerCountChanged(int32 count)
{
}