/* /////////////////////////////////////////////////////////////////////////
 * File:        winstl/toolhelp/process_sequence.hpp
 *
 * Purpose:     TOOLHELP process sequence class.
 *
 * Created:     21st May 2005
 * Updated:     10th August 2009
 *
 * Thanks:      To Pablo for contributing this great library.
 *
 * Home:        http://stlsoft.org/
 *
 * Copyright (c) 2005-2009, Pablo Aguilar
 * Copyright (c) 2006-2007, Matthew Wilson
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * - Redistributions of source code must retain the above copyright notice, this
 *   list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright notice,
 *   this list of conditions and the following disclaimer in the documentation
 *   and/or other materials provided with the distribution.
 * - Neither the name(s) of Matthew Wilson and Synesis Software, nor Pablo
 *   Aguilar, nor the names of any contributors may be used to endorse or
 *   promote products derived from this software without specific prior written
 *   permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * ////////////////////////////////////////////////////////////////////// */


/** \file winstl/toolhelp/process_sequence.hpp
 *
 * \brief [C++ only] Definition of the
 *  \link winstl::process_sequence process_sequence\endlink class
 *   (\ref group__library__windows_toolhelp "Windows ToolHelp" Library).
 */

#ifndef WINSTL_INCL_WINSTL_TOOLHELP_HPP_PROCESS_SEQUENCE
#define WINSTL_INCL_WINSTL_TOOLHELP_HPP_PROCESS_SEQUENCE

#ifndef STLSOFT_DOCUMENTATION_SKIP_SECTION
# define WINSTL_VER_WINSTL_TOOLHELP_HPP_PROCESS_SEQUENCE_MAJOR      1
# define WINSTL_VER_WINSTL_TOOLHELP_HPP_PROCESS_SEQUENCE_MINOR      1
# define WINSTL_VER_WINSTL_TOOLHELP_HPP_PROCESS_SEQUENCE_REVISION   1
# define WINSTL_VER_WINSTL_TOOLHELP_HPP_PROCESS_SEQUENCE_EDIT       8
#endif /* !STLSOFT_DOCUMENTATION_SKIP_SECTION */

/* /////////////////////////////////////////////////////////////////////////
 * Includes
 */

#ifndef WINSTL_INCL_WINSTL_H_WINSTL
# include <winstl/winstl.h>
#endif /* !WINSTL_INCL_WINSTL_H_WINSTL */
#ifdef STLSOFT_CF_PRAGMA_ONCE_SUPPORT
# pragma once
#endif /* STLSOFT_CF_PRAGMA_ONCE_SUPPORT */
#ifndef WINSTL_INCL_WINSTL_TOOLHELP_HPP_SEQUENCE_BASE
# include <winstl/toolhelp/sequence_base.hpp>
#endif /* !WINSTL_INCL_WINSTL_TOOLHELP_HPP_SEQUENCE_BASE */

/* /////////////////////////////////////////////////////////////////////////
 * Namespace
 */

#ifndef _WINSTL_NO_NAMESPACE
# if defined(_STLSOFT_NO_NAMESPACE) || \
     defined(STLSOFT_DOCUMENTATION_SKIP_SECTION)
/* There is no stlsoft namespace, so must define ::winstl */
namespace winstl
{
# else
/* Define stlsoft::winstl_project */

namespace stlsoft
{

namespace winstl_project
{

# endif /* _STLSOFT_NO_NAMESPACE */
#endif /* !_WINSTL_NO_NAMESPACE */

/* /////////////////////////////////////////////////////////////////////////
 * Classes
 */

// th_sequence_value_traits specialization for process_sequence
////////////////////////////////////////////////////////////////////////////
#define WINSTL_TH_API_SEQUENCE_VALUE_TRAITS_VALUE                           PROCESSENTRY32
#define WINSTL_TH_API_SEQUENCE_VALUE_TRAITS_FIRST                           Process32First
#define WINSTL_TH_API_SEQUENCE_VALUE_TRAITS_NEXT                            Process32Next
#define WINSTL_TH_API_SEQUENCE_VALUE_TRAITS_FLAG                            TH32CS_SNAPPROCESS
#define WINSTL_TH_API_SEQUENCE_VALUE_TRAITS_CREATE_SNAPSHOT_FAIL_MESSAGE    TEXT("Could not create process list snapshot")
#include <winstl/toolhelp/sequence_value_traits.hpp>

/** \brief An STL collection for accessing process information.
 *
 * \ingroup group__library__windows_toolhelp
 */
typedef th_sequence_base<PROCESSENTRY32>            process_sequence;

/** \brief Attribute shim for retrieving the process id associated with the PROCESSENTRY32 instance
 *
 * \ingroup group__library__windows_toolhelp
 *
 * \param pe The PROCESSENTRY32 instance
 */
inline DWORD get_pid(PROCESSENTRY32 const& pe)
{
    return pe.th32ProcessID;
}

/* ////////////////////////////////////////////////////////////////////// */

#ifndef _WINSTL_NO_NAMESPACE
# if defined(_STLSOFT_NO_NAMESPACE) || \
     defined(STLSOFT_DOCUMENTATION_SKIP_SECTION)
} // namespace winstl
# else
} // namespace winstl_project
} // namespace stlsoft
# endif /* _STLSOFT_NO_NAMESPACE */
#endif /* !_WINSTL_NO_NAMESPACE */

/* ////////////////////////////////////////////////////////////////////// */

#endif // WINSTL_INCL_WINSTL_TOOLHELP_HPP_PROCESS_SEQUENCE

/* ///////////////////////////// end of file //////////////////////////// */