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git://source.winehq.org/git/wine.git
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184 lines
4.9 KiB
C
184 lines
4.9 KiB
C
/*
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* Eject CDs
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*
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* Copyright 2005 Alexandre Julliard for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#define WIN32_LEAN_AND_MEAN
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#include "config.h"
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#include <windows.h>
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#include <winioctl.h>
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#include <ntddstor.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(eject);
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/* options */
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static int unmount_only;
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static int eject_all;
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/* wrapper for GetDriveTypeW */
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static DWORD get_drive_type( WCHAR drive )
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{
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static const WCHAR rootW[] = {'a',':','\\',0};
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WCHAR path[16];
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memcpy( path, rootW, sizeof(rootW) );
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path[0] = drive;
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return GetDriveTypeW( path );
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}
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static BOOL eject_cd( WCHAR drive )
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{
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static const WCHAR deviceW[] = {'\\','\\','.','\\','a',':',0};
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PREVENT_MEDIA_REMOVAL removal;
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WCHAR buffer[16];
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HANDLE handle;
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DWORD result;
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if (get_drive_type( drive ) != DRIVE_CDROM)
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{
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WINE_MESSAGE( "Drive %c: is not a CD or is not mounted\n", (char)drive );
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return FALSE;
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}
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memcpy( buffer, deviceW, sizeof(deviceW) );
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buffer[4] = drive;
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handle = CreateFileW( buffer, 0, FILE_SHARE_READ|FILE_SHARE_WRITE,
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NULL, OPEN_EXISTING, 0, 0 );
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if (handle == INVALID_HANDLE_VALUE)
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{
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WINE_MESSAGE( "Cannot open device for drive %c:\n", (char)drive );
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return FALSE;
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}
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WINE_TRACE( "ejecting %c:\n", (char)drive );
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if (!DeviceIoControl( handle, FSCTL_DISMOUNT_VOLUME, NULL, 0, NULL, 0, &result, NULL ))
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WINE_WARN( "FSCTL_DISMOUNT_VOLUME failed with err %d\n", GetLastError() );
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removal.PreventMediaRemoval = FALSE;
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if (!DeviceIoControl( handle, IOCTL_STORAGE_MEDIA_REMOVAL, &removal, sizeof(removal), NULL, 0, &result, NULL ))
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WINE_WARN( "IOCTL_STORAGE_MEDIA_REMOVAL failed with err %d\n", GetLastError() );
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if (!unmount_only)
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{
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if (!DeviceIoControl( handle, IOCTL_STORAGE_EJECT_MEDIA, NULL, 0, NULL, 0, &result, NULL ))
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WINE_WARN( "IOCTL_STORAGE_EJECT_MEDIA failed with err %d\n", GetLastError() );
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}
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CloseHandle( handle );
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return TRUE;
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}
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/* find the CD drive, and die if we find more than one */
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static WCHAR find_cd_drive(void)
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{
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WCHAR ret = 0, drive;
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for (drive = 'c'; drive <= 'z'; drive++)
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{
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if (get_drive_type( drive ) != DRIVE_CDROM) continue;
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if (ret)
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{
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WINE_MESSAGE( "Multiple CD drives found (%c: and %c:), you need to specify the one you want.\n",
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(char)ret, (char)drive );
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exit(1);
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}
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ret = drive;
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}
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return ret;
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}
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static void usage(void)
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{
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WINE_MESSAGE( "Usage: eject [-u] [-a] [-h] [x:]...\n" );
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WINE_MESSAGE( " -a Eject all the CD drives we find\n" );
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WINE_MESSAGE( " -h Display this help message\n" );
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WINE_MESSAGE( " -u Unmount only, don't eject the CD\n" );
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WINE_MESSAGE( " x: Eject drive x:\n" );
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exit(1);
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}
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static void parse_options( int *argc, char *argv[] )
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{
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int i;
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char *opt;
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for (i = 1; i < *argc; i++)
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{
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if (argv[i][0] != '-')
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{
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/* check for valid drive argument */
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if (strlen(argv[i]) != 2 || argv[i][1] != ':') usage();
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continue;
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}
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for (opt = argv[i] + 1; *opt; opt++) switch(*opt)
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{
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case 'a': eject_all = 1; break;
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case 'u': unmount_only = 1; break;
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case 'h': usage(); break;
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default:
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WINE_MESSAGE( "Unknown option -%c\n", *opt );
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usage();
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}
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memmove( argv + i, argv + i + 1, (*argc - i) * sizeof(*argv) );
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(*argc)--;
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i--;
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}
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}
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int main( int argc, char *argv[] )
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{
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parse_options( &argc, argv );
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if (eject_all)
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{
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WCHAR drive;
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for (drive = 'c'; drive <= 'z'; drive++)
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{
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if (get_drive_type( drive ) != DRIVE_CDROM) continue;
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if (!eject_cd( drive )) exit(1);
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}
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}
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else if (argc > 1)
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{
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int i;
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for (i = 1; i < argc; i++)
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if (!eject_cd( argv[i][0] )) exit(1);
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}
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else
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{
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WCHAR drive = find_cd_drive();
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if (!drive)
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{
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WINE_MESSAGE( "No CD drive found\n" );
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exit(1);
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}
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if (!eject_cd( drive )) exit(1);
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}
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exit(0);
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}
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