windows-nt/Source/XPSP1/NT/net/wlbs/control/nlb/control.cpp

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2020-09-26 03:20:57 -05:00
//+---------------------------------------------------------------------------
//
// Microsoft Windows
// Copyright (C) Microsoft Corporation, 2001
//
// File: control.cpp
//
// Contents: Command line wrapper for nlb.exe
//
// Notes:
//
// Author: chrisdar
//
// Created: 6 Apr 2001
//
// Change History:
//
//+---------------------------------------------------------------------------
#include <windows.h>
#include <wchar.h>
#include <process.h>
#include <stdio.h>
int __cdecl wmain (int argc, PWCHAR argv[]) {
// Set up the path+exe to be executed
// Note: system32 is the correct directory, even for i64 machines!
const wchar_t* pwszPath = L"%systemroot%\\system32\\wlbs.exe";
const DWORD dwPathLen = wcslen(pwszPath);
// Get space needed to hold the command line arguments
DWORD dwArgSpace = 0;
int i = 0;
for (i=1; i<argc; i++)
{
dwArgSpace += wcslen(argv[i]);
}
// Allocate memory for the path+exe+arguments+1 (for NULL termination)
// Params are separated by space and 'argc - 1' spaces are needed.
// +1 for a NULL terminator ==> add 'argc' to length
wchar_t* pwszCommand = new wchar_t[dwPathLen + dwArgSpace + argc];
if (NULL == pwszCommand)
{
printf("Memory allocation failure...exiting\n");
return -1;
}
// Build up the command line with spaces as token separators
wcscpy(pwszCommand, pwszPath);
for (i=1; i<argc; i++)
{
wcscat(pwszCommand, L" ");
wcscat(pwszCommand, argv[i]);
}
// Execute the command for the user
if (-1 == _wsystem(pwszCommand))
{
// Prints a text equivalent of errno for the system call
_wperror(L"Command execution failed: ");
return -1;
}
return 0;
}