//BEGIN_LICENSE
//
// Copyright (c) 2000 The Open Group, BMC Software, Tivoli Systems, IBM
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
//END_LICENSE
//BEGIN_HISTORY
//
// Author: Michael E. Brasher
//
// $Log: SystemWindows.cpp,v $
// Revision 1.4  2001/04/12 21:59:39  mike
// *** empty log message ***
//
// Revision 1.3  2001/04/12 07:25:20  mike
// Replaced ACE with new Channel implementation.
// Removed all ACE dependencies.
//
// Revision 1.1  2001/04/11 00:23:44  mike
// new files
//
//
//END_HISTORY

#include "System.h"

PEGASUS_NAMESPACE_BEGIN

#include <windows.h>
#include <sys/types.h>
#include <sys/timeb.h>
#include <io.h>
#include <direct.h>
#include <sys/stat.h>
#include <sys/types.h>

#define ACCESS_EXISTS 0
#define ACCESS_WRITE 2
#define ACCESS_READ 4
#define ACCESS_READ_AND_WRITE 6

void System::getCurrentTime(Uint32& seconds, Uint32& milliseconds)
{
    FILETIME ft;
    GetSystemTimeAsFileTime(&ft);
    ULARGE_INTEGER largeInt = { ft.dwLowDateTime, ft.dwHighDateTime };
    largeInt.QuadPart -= 0x19db1ded53e8000;
    seconds = long(largeInt.QuadPart / (10000 * 1000));
    milliseconds = long((largeInt.QuadPart % (10000 * 1000)) / 10);
}

void System::sleep(Uint32 seconds)
{
    Sleep(seconds * 1000);
}

Boolean System::exists(const char* path)
{
    return _access(path, ACCESS_EXISTS) == 0;
}

Boolean System::canRead(const char* path)
{
    return _access(path, ACCESS_READ) == 0;
}

Boolean System::canWrite(const char* path)
{
    return _access(path, ACCESS_WRITE) == 0;
}

Boolean System::getCurrentDirectory(char* path, Uint32 size)
{
    return GetCurrentDirectory(size, path) != 0;
}

Boolean System::isDirectory(const char* path)
{
    struct stat st;

    if (stat(path, &st) != 0)
	return false;

    return (st.st_mode & _S_IFDIR) != 0;
}

Boolean System::changeDirectory(const char* path)
{
    return chdir(path) == 0;
}

Boolean System::makeDirectory(const char* path)
{
    return _mkdir(path) == 0;
}

Boolean System::getFileSize(const char* path, Uint32& size)
{
    struct stat st;

    if (stat(path, &st) != 0)
	return false;

    size = st.st_size;
    return true;
}

Boolean System::removeDirectory(const char* path)
{
    return rmdir(path) == 0;	
}

Boolean System::removeFile(const char* path)
{
    return unlink(path) == 0;	
}

Boolean System::renameFile(const char* oldPath, const char* newPath)
{
    return rename(oldPath, newPath) == 0;
}

DynamicLibraryHandle System::loadDynamicLibrary(const char* fileName)
{
    return DynamicLibraryHandle(LoadLibrary(fileName));
}

DynamicSymbolHandle System::loadDynamicSymbol(
    DynamicLibraryHandle libraryHandle,
    const char* symbolName)
{
    return DynamicSymbolHandle(GetProcAddress(
	(HINSTANCE)libraryHandle, symbolName));
}

PEGASUS_NAMESPACE_END