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150 lines
3.7 KiB
150 lines
3.7 KiB
/*++
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Copyright (c) 1989 Microsoft Corporation
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Module Name:
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sync.c
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Abstract:
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This is the main module for the Win32 sync command.
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Author:
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Mark Lucovsky (markl) 28-Jan-1991
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Revision History:
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--*/
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#include "sync.h"
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int
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__cdecl main( argc, argv )
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int argc;
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char *argv[];
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{
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BOOLEAN fEject;
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char *p;
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int i;
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char c;
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char DrivePath[ 4 ];
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if (argc > 1 &&
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(!_stricmp( argv[1], "-e" ) || !_stricmp( argv[1], "/e" ))
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) {
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argc -= 1;
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argv += 1;
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fEject = TRUE;
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}
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else {
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fEject = FALSE;
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}
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if ( argc > 1 ) {
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while (--argc) {
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p = *++argv;
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if ( isalpha(*p) ) {
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sprintf( DrivePath, "%c:", *p );
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SyncVolume( DrivePath, fEject );
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}
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}
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}
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else {
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for(i=0;i<26;i++){
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c = (CHAR)i + (CHAR)'a';
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sprintf( DrivePath, "%c:", i+'A' );
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switch (GetDriveType( DrivePath )) {
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case DRIVE_REMOVABLE:
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if (i <2) {
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break;
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}
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case DRIVE_FIXED:
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SyncVolume( DrivePath, fEject );
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break;
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}
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}
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}
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return( 0 );
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}
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void
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SyncVolume(
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PCHAR DrivePath,
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BOOLEAN EjectMedia
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)
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{
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UCHAR VolumePath[16];
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HANDLE VolumeHandle;
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DWORD ReturnedByteCount;
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_strupr( DrivePath );
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sprintf( VolumePath, "\\\\.\\%s", DrivePath );
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VolumeHandle = CreateFile( VolumePath,
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GENERIC_READ | GENERIC_WRITE,
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FILE_SHARE_READ | FILE_SHARE_WRITE,
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NULL,
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OPEN_EXISTING,
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0,
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NULL
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);
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if (VolumeHandle == INVALID_HANDLE_VALUE ) {
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fprintf( stderr, "SYNC: Unable to open %s volume (%u)\n", DrivePath, GetLastError() );
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return;
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}
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printf( "Syncing %s ... ", DrivePath );
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if (!FlushFileBuffers( VolumeHandle )) {
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printf( "flush failed (%u)\n", GetLastError() );
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}
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else
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if (!DeviceIoControl( VolumeHandle,
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FSCTL_LOCK_VOLUME,
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NULL,
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0,
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NULL,
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0,
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&ReturnedByteCount,
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NULL
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)
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) {
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printf( "lock volume failed (%u)\n", GetLastError() );
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}
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else
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if (!DeviceIoControl( VolumeHandle,
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FSCTL_DISMOUNT_VOLUME,
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NULL,
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0,
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NULL,
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0,
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&ReturnedByteCount,
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NULL
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)
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) {
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printf( "dismount volume failed (%u)\n", GetLastError() );
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}
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else
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if (EjectMedia && !DeviceIoControl( VolumeHandle,
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IOCTL_DISK_EJECT_MEDIA,
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NULL,
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0,
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NULL,
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0,
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&ReturnedByteCount,
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NULL
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)
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) {
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printf( "eject media failed (%u)\n", GetLastError() );
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}
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else {
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printf( "done. Okay to remove drive.\n" );
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}
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CloseHandle( VolumeHandle );
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return;
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}
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