util.hpp

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/*  $Id: util.hpp 76197 2017-01-23 18:16:35Z sadyrovr $
 * ===========================================================================
 *
 *                            PUBLIC DOMAIN NOTICE
 *               National Center for Biotechnology Information
 *
 *  This software/database is a "United States Government Work" under the
 *  terms of the United States Copyright Act.  It was written as part of
 *  the author's official duties as a United States Government employee and
 *  thus cannot be copyrighted.  This software/database is freely available
 *  to the public for use. The National Library of Medicine and the U.S.
 *  Government have not placed any restriction on its use or reproduction.
 *
 *  Although all reasonable efforts have been taken to ensure the accuracy
 *  and reliability of the software and data, the NLM and the U.S.
 *  Government do not and cannot warrant the performance or results that
 *  may be obtained by using this software or data. The NLM and the U.S.
 *  Government disclaim all warranties, express or implied, including
 *  warranties of performance, merchantability or fitness for any particular
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 *  Please cite the author in any work or product based on this material.
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 * ===========================================================================
 *
 * File Description:
 *   Contains declarations of utility classes used by Grid applications.
 *
 * Authors:
 *   Dmitry Kazimirov
 *
 */
 
 
#ifndef CONNECT_SERVICES___UTIL__HPP
#define CONNECT_SERVICES___UTIL__HPP
 
#include "netcomponent.hpp"
 
BEGIN_NCBI_SCOPE
 
struct SCmdLineArgListImpl;
 
class NCBI_XCONNECT_EXPORT CCmdLineArgList
{
    NCBI_NET_COMPONENT(CmdLineArgList);
 
    static CCmdLineArgList OpenForOutput(const string& file_or_stdout);
 
    void WriteLine(const string& line);
 
    static CCmdLineArgList CreateFrom(const string& file_or_list);
 
    bool GetNextArg(string& arg);
 
    static const string GetDelimiterString();
};
 
 
extern NCBI_XCONNECT_EXPORT
string g_NetService_gethostnamebyaddr(unsigned ip);
 
 
extern NCBI_XCONNECT_EXPORT
unsigned g_NetService_gethostbyname(const string& hostname);
 
 
extern NCBI_XCONNECT_EXPORT
string g_NetService_gethostname(const string& ip_or_hostname);
 
 
extern NCBI_XCONNECT_EXPORT
string g_NetService_gethostip(const string& ip_or_hostname);
 
 
extern NCBI_XCONNECT_EXPORT
string g_NetService_TryResolveHost(const string& ip_or_hostname);
 
#define TEMP_STRING_CTOR(str) CTempString(str, sizeof(str) - 1)
 
END_NCBI_SCOPE
 
#endif  /* CONNECT_SERVICES___UTIL__HPP */