// Stay Connectified
//
// Douglas Thrift
//
// $Id$

#include <iostream>
#include <string>
#include <vector>

#include <windows.h>
#include <shellapi.h>
#include <ras.h>
#include <raserror.h>

#pragma warning(disable: 4267)

struct Exception
{
	unsigned long code;
	Exception(unsigned long code) : code(code) {}
};

template <typename Type>
Type check(Type code)
{
	if (code != 0)
		throw Exception(code);

	return code;
}

int main(int argc, char** argv)
{
	for (int index(1); index != argc; ++index)
		std::wcerr << argv[index] << std::endl;

	std::vector<RASENTRYNAME> entries(1);

	entries.front().dwSize = sizeof (RASENTRYNAME);

	unsigned long size(entries.size() * sizeof (RASENTRYNAME)), count;

	loop: try
	{
		check(RasEnumEntries(NULL, NULL, &entries.front(), &size, &count));
	}
	catch (const Exception& exception)
	{
		if (exception.code == ERROR_BUFFER_TOO_SMALL)
		{
			entries.resize(entries.size() + size / sizeof (RASENTRYNAME));

			size = entries.size() * sizeof (RASENTRYNAME);

			goto loop;
		}
		else
			throw exception;
	}

	entries.resize(count);

	for (std::vector<RASENTRYNAME>::iterator entry(entries.begin()); entry != entries.end(); ++entry)
		std::wcout << entry->szEntryName << std::endl;

	return 0;
}