Main/src-server/HostDnsService.h

	HostDnsService.h revision 18b1f1bb3429f8bfc1a52cfaeb2445e9fb1f55cd
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin/* $Id$ */
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin/** @file
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin * Host DNS listener.
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin */
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin/*
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin * Copyright (C) 2005-2012 Oracle Corporation
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin *
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin * This file is part of VirtualBox Open Source Edition (OSE), as
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin * available from http://www.virtualbox.org. This file is free software;
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin * you can redistribute it and/or modify it under the terms of the GNU
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin * General Public License (GPL) as published by the Free Software
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin * Foundation, in version 2 as it comes in the "COPYING" file of the
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin */
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin#ifndef ___H_DNSHOSTSERVICE
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin#define ___H_DNSHOSTSERVICE
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin#include <iprt/cdefs.h>
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin#include <iprt/critsect.h>
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin#include <iprt/types.h>
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin#include <list>
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chintypedef std::list<com::Utf8Str> Utf8StrList;
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chintypedef Utf8StrList::iterator Utf8StrListIterator;
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chinclass HostDnsService
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin{
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chinpublic:
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin    HostDnsService();
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin    virtual ~HostDnsService();
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin    virtual HRESULT init(void);
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin    virtual HRESULT start(void);
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin    virtual void stop(void);
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin    STDMETHOD(COMGETTER(NameServers))(ComSafeArrayOut(BSTR, aNameServers));
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin    STDMETHOD(COMGETTER(DomainName))(BSTR *aDomainName);
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin    STDMETHOD(COMGETTER(SearchStrings))(ComSafeArrayOut(BSTR, aSearchStrings));
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chinprotected:
    virtual HRESULT update(void);

    /* XXX: hide it with struct Data together with <list> */
    Utf8StrList     m_llNameServers;
    Utf8StrList     m_llSearchStrings;
    com::Utf8Str        m_DomainName;
    RTCRITSECT      m_hCritSect;

private:
    HostDnsService(const HostDnsService& service){ NOREF(service); }
    HostDnsService& operator =(const HostDnsService& service){ NOREF(service); return *this; }
};

# ifdef RT_OS_DARWIN
class HostDnsServiceDarwin: public HostDnsService
{
public:
    HostDnsServiceDarwin();
    virtual ~HostDnsServiceDarwin();

    virtual HRESULT init(void);
    virtual HRESULT start(void);
    virtual void stop(void);
    virtual HRESULT update();
private:
    static void hostDnsServiceStoreCallback(void *store, void *arrayRef, void *info);

};
# endif

# ifdef RT_OS_WINDOWS
class HostDnsServiceWin: public HostDnsService
{
public:
    HostDnsServiceWin();
    virtual ~HostDnsServiceWin();

    virtual HRESULT init(void);
    virtual HRESULT start(void);
    virtual void stop(void);
    virtual HRESULT update();
private:
    void strList2List(Utf8StrList& lst, char *strLst);
};
# endif

#if defined(RT_OS_SOLARIS) || defined(RT_OS_LINUX) || defined(RT_OS_OS2)

class HostDnsServiceResolvConf: public HostDnsService
{
public:
    HostDnsServiceResolvConf(const char *aResolvConfFileName = "/etc/resolv.conf");
    virtual ~HostDnsServiceResolvConf();
    virtual HRESULT init(void);
    virtual HRESULT update();
protected:
    com::Utf8Str m_ResolvConfFilename;
    RTFILE m_ResolvConfFile;
};

#  if defined(RT_OS_SOLARIS)
/**
 * XXX: https://blogs.oracle.com/praks/entry/file_events_notification
 */
class HostDnsServiceSolaris: public HostDnsServiceResolvConf
{
public:
    HostDnsServiceSolaris(){}
    virtual ~HostDnsServiceSolaris(){}
};
#  elif defined(RT_OS_LINUX)
/**
 * XXX: http://www.ibm.com/developerworks/linux/library/l-ubuntu-inotify/index.html
 */
class HostDnsServiceLinux: public HostDnsServiceResolvConf
{
public:
    HostDnsServiceLinux(){}
    virtual ~HostDnsServiceLinux(){}
};

#  elif defined(RT_OS_OS2)
class HostDnsServiceOs2: public HostDnsServiceResolvConf
{
public:
    HostDnsServiceOs2()
    {
        /* XXX: \\MPTN\\ETC should be taken from environment variable ETC  */
        ::HostDnsServiceResolvConf("\\MPTN\\ETC\\RESOLV2");
    }
    virtual ~HostDnsServiceOs2(){}
};
#  endif
#endif

#endif /* !___H_DNSHOSTSERVICE */