lsdd.c

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/*
 * FILE  : lsdd.c
 * AUTHOR: Emanuele ALIBERTI
 * DATE  : 2000-08-04
 * DESC  : List DOS devices, i.e. symbolic links created
 *         in the \?? object manager's name space.
 */
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
 
#include <windef.h>
#include <winbase.h>
 
 
#include <reactos/buildno.h>
 
#include "../win32err.h"
 
#define LINKS_SIZE 32768
#define DEVICE_SIZE 8192
 
static const LPWSTR error_prefix = L"lsdd: ";
 
static char SymbolicLinks [LINKS_SIZE];
static char DosDeviceName [DEVICE_SIZE];
 
static char DeviceNames [DEVICE_SIZE];
static char DeviceName [DEVICE_SIZE];
 
 
BOOL
WINAPI
GetNextString (
    char *  BufferIn,
    char *  BufferOut,
    char ** Next
    )
{
    char * next = *Next;
    char * w;
 
    if ('\0' == *next) return FALSE;
    for (   w = BufferOut;
        ('\0' != *next);
        next ++
        )
    {
        *(w ++) = *next;
    }
    *w = '\0';
    *Next = ++ next;
    return TRUE;
}
 
 
int
main (int argc, char * argv [] )
{
    printf (
        "ReactOS/Win32 %s - List DOS Devices Utility\n"
        "Written by E.Aliberti (%s)\n\n",
        KERNEL_VERSION_STR,
        __DATE__
        );
 
    if (0 != QueryDosDevice (
            NULL, /* dump full directory */
            SymbolicLinks,
            sizeof SymbolicLinks
            )
        )
    {
        char * NextDosDevice = SymbolicLinks;
        char * NextDevice;
 
        while (TRUE == GetNextString (
                    SymbolicLinks,
                    DosDeviceName,
                    & NextDosDevice
                    )
                )
        {
            printf ("%s\n", DosDeviceName);
            if (0 != QueryDosDevice (
                    DosDeviceName,
                    DeviceNames,
                    sizeof DeviceNames
                    )
                )
            {
                NextDevice = DeviceNames;
                while (TRUE == GetNextString (
                            DeviceNames,
                            DeviceName,
                            & NextDevice
                        )
                    )
                {
                    printf ("  -> \"%s\"\n", DeviceName);
                }
            }
            else
            {
                PrintWin32Error (
                    error_prefix,
                    GetLastError ()
                    );
            }
            printf ("\n");
        }
    }
    else
    {
        PrintWin32Error (
            error_prefix,
            GetLastError ()
            );
        return EXIT_FAILURE;
    }
    return EXIT_SUCCESS;
}
 
 
/* EOF */