Sweden-Number/dlls/setupapi/diskspace.c

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/*
* SetupAPI DiskSpace functions
*
* Copyright 2004 CodeWeavers (Aric Stewart)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "winnls.h"
#include "winreg.h"
#include "setupapi.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(setupapi);
typedef struct {
WCHAR lpzName[20];
LONGLONG dwFreeSpace;
LONGLONG dwWantedSpace;
} DRIVE_ENTRY, *LPDRIVE_ENTRY;
typedef struct {
DWORD dwDriveCount;
DRIVE_ENTRY Drives[26];
} DISKSPACELIST, *LPDISKSPACELIST;
/***********************************************************************
* SetupCreateDiskSpaceListW (SETUPAPI.@)
*/
HDSKSPC WINAPI SetupCreateDiskSpaceListW(PVOID Reserved1, DWORD Reserved2, UINT Flags)
{
WCHAR drives[255];
DWORD rc;
WCHAR *ptr;
LPDISKSPACELIST list=NULL;
rc = GetLogicalDriveStringsW(255,drives);
if (rc == 0)
return NULL;
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list = HeapAlloc(GetProcessHeap(),0,sizeof(DISKSPACELIST));
list->dwDriveCount = 0;
ptr = drives;
while (*ptr)
{
DWORD type = GetDriveTypeW(ptr);
if (type == DRIVE_FIXED)
{
DWORD clusters;
DWORD sectors;
DWORD bytes;
DWORD total;
lstrcpyW(list->Drives[list->dwDriveCount].lpzName,ptr);
GetDiskFreeSpaceW(ptr,&sectors,&bytes,&clusters,&total);
list->Drives[list->dwDriveCount].dwFreeSpace = clusters * sectors *
bytes;
list->Drives[list->dwDriveCount].dwWantedSpace = 0;
list->dwDriveCount++;
}
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ptr += lstrlenW(ptr) + 1;
}
return (HANDLE)list;
}
/***********************************************************************
* SetupCreateDiskSpaceListA (SETUPAPI.@)
*/
HDSKSPC WINAPI SetupCreateDiskSpaceListA(PVOID Reserved1, DWORD Reserved2, UINT Flags)
{
return SetupCreateDiskSpaceListW( Reserved1, Reserved2, Flags );
}
/***********************************************************************
* SetupAddInstallSectionToDiskSpaceListA (SETUPAPI.@)
*/
BOOL WINAPI SetupAddInstallSectionToDiskSpaceListA(HDSKSPC DiskSpace,
HINF InfHandle, HINF LayoutInfHandle,
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LPCSTR SectionName, PVOID Reserved1, UINT Reserved2)
{
FIXME ("Stub\n");
return TRUE;
}
/***********************************************************************
* SetupQuerySpaceRequiredOnDriveA (SETUPAPI.@)
*/
BOOL WINAPI SetupQuerySpaceRequiredOnDriveA(HDSKSPC DiskSpace,
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LPCSTR DriveSpec, LONGLONG* SpaceRequired,
PVOID Reserved1, UINT Reserved2)
{
WCHAR driveW[20];
unsigned int i;
LPDISKSPACELIST list = (LPDISKSPACELIST)DiskSpace;
BOOL rc = FALSE;
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static const WCHAR bkslsh[]= {'\\',0};
MultiByteToWideChar(CP_ACP,0,DriveSpec,-1,driveW,20);
lstrcatW(driveW,bkslsh);
TRACE("Looking for drive %s\n",debugstr_w(driveW));
for (i = 0; i < list->dwDriveCount; i++)
{
TRACE("checking drive %s\n",debugstr_w(list->Drives[i].lpzName));
if (lstrcmpW(driveW,list->Drives[i].lpzName)==0)
{
rc = TRUE;
*SpaceRequired = list->Drives[i].dwWantedSpace;
break;
}
}
return rc;
}
/***********************************************************************
* SetupDestroyDiskSpaceList (SETUPAPI.@)
*/
BOOL WINAPI SetupDestroyDiskSpaceList(HDSKSPC DiskSpace)
{
LPDISKSPACELIST list = (LPDISKSPACELIST)DiskSpace;
HeapFree(GetProcessHeap(),0,list);
return TRUE;
}