48 lines
1 KiB
C
48 lines
1 KiB
C
|
#include <windows.h>
|
||
|
|
#include <stdio.h>
|
||
|
|
#include <winioctl.h>
|
||
|
|
#include <ntddvol.h>
|
||
|
|
|
||
|
|
void __cdecl
|
||
|
|
main(
|
||
|
|
int argc,
|
||
|
|
char** argv
|
||
|
|
)
|
||
|
|
|
||
|
|
{
|
||
|
|
WCHAR driveName[7];
|
||
|
|
HANDLE h;
|
||
|
|
BOOL b;
|
||
|
|
DWORD bytes;
|
||
|
|
|
||
|
|
if (argc != 2) {
|
||
|
|
printf("usage: %s drive:\n", argv[0]);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
driveName[0] = '\\';
|
||
|
|
driveName[1] = '\\';
|
||
|
|
driveName[2] = '.';
|
||
|
|
driveName[3] = '\\';
|
||
|
|
driveName[4] = argv[1][0];
|
||
|
|
driveName[5] = ':';
|
||
|
|
driveName[6] = 0;
|
||
|
|
|
||
|
|
h = CreateFileW(driveName, GENERIC_READ | GENERIC_WRITE,
|
||
|
|
FILE_SHARE_DELETE | FILE_SHARE_READ | FILE_SHARE_WRITE,
|
||
|
|
NULL, OPEN_EXISTING, 0, INVALID_HANDLE_VALUE);
|
||
|
|
|
||
|
|
if (h == INVALID_HANDLE_VALUE) {
|
||
|
|
printf("Open of drive %c: failed with %d\n", argv[1][0], GetLastError());
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
b = DeviceIoControl(h, IOCTL_VOLUME_ONLINE, NULL, 0, NULL, 0, &bytes,
|
||
|
|
NULL);
|
||
|
|
if (b) {
|
||
|
|
printf("Online succeeded.\n");
|
||
|
|
} else {
|
||
|
|
printf("Online failed with %d\n", GetLastError());
|
||
|
|
}
|
||
|
|
}
|