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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, 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;
TRACE("(%p, %u, 0x%08x)\n", Reserved1, Reserved2, Flags);
if (Reserved1 || Reserved2 || Flags & ~SPDSL_IGNORE_DISK)
{
SetLastError(ERROR_INVALID_PARAMETER);
return 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 list;
}
/***********************************************************************
* SetupCreateDiskSpaceListA (SETUPAPI.@)
*/
HDSKSPC WINAPI SetupCreateDiskSpaceListA(PVOID Reserved1, DWORD Reserved2, UINT Flags)
{
return SetupCreateDiskSpaceListW( Reserved1, Reserved2, Flags );
}
/***********************************************************************
* SetupDuplicateDiskSpaceListW (SETUPAPI.@)
*/
HDSKSPC WINAPI SetupDuplicateDiskSpaceListW(HDSKSPC DiskSpace, PVOID Reserved1, DWORD Reserved2, UINT Flags)
{
DISKSPACELIST *list_copy, *list_original = DiskSpace;
if (Reserved1 || Reserved2 || Flags)
{
SetLastError(ERROR_INVALID_PARAMETER);
return NULL;
}
if (!DiskSpace)
{
SetLastError(ERROR_INVALID_HANDLE);
return NULL;
}
list_copy = HeapAlloc(GetProcessHeap(), 0, sizeof(DISKSPACELIST));
if (!list_copy)
{
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
return NULL;
}
*list_copy = *list_original;
return list_copy;
}
/***********************************************************************
* SetupDuplicateDiskSpaceListA (SETUPAPI.@)
*/
HDSKSPC WINAPI SetupDuplicateDiskSpaceListA(HDSKSPC DiskSpace, PVOID Reserved1, DWORD Reserved2, UINT Flags)
{
return SetupDuplicateDiskSpaceListW(DiskSpace, 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;
}
/***********************************************************************
* SetupQuerySpaceRequiredOnDriveW (SETUPAPI.@)
*/
BOOL WINAPI SetupQuerySpaceRequiredOnDriveW(HDSKSPC DiskSpace,
LPCWSTR DriveSpec, LONGLONG *SpaceRequired,
PVOID Reserved1, UINT Reserved2)
{
WCHAR *driveW;
unsigned int i;
LPDISKSPACELIST list = DiskSpace;
BOOL rc = FALSE;
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static const WCHAR bkslsh[]= {'\\',0};
if (!DiskSpace)
{
SetLastError(ERROR_INVALID_HANDLE);
return FALSE;
}
if (!DriveSpec)
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
driveW = HeapAlloc(GetProcessHeap(), 0, (lstrlenW(DriveSpec) + 2) * sizeof(WCHAR));
if (!driveW)
{
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
return FALSE;
}
lstrcpyW(driveW,DriveSpec);
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;
}
}
HeapFree(GetProcessHeap(), 0, driveW);
if (!rc) SetLastError(ERROR_INVALID_DRIVE);
return rc;
}
/***********************************************************************
* SetupQuerySpaceRequiredOnDriveA (SETUPAPI.@)
*/
BOOL WINAPI SetupQuerySpaceRequiredOnDriveA(HDSKSPC DiskSpace,
LPCSTR DriveSpec, LONGLONG *SpaceRequired,
PVOID Reserved1, UINT Reserved2)
{
DWORD len;
LPWSTR DriveSpecW;
BOOL ret;
/* The parameter validation checks are in a different order from the
* Unicode variant of SetupQuerySpaceRequiredOnDrive. */
if (!DriveSpec)
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
if (!DiskSpace)
{
SetLastError(ERROR_INVALID_HANDLE);
return FALSE;
}
len = MultiByteToWideChar(CP_ACP, 0, DriveSpec, -1, NULL, 0);
DriveSpecW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
if (!DriveSpecW)
{
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
return FALSE;
}
MultiByteToWideChar(CP_ACP, 0, DriveSpec, -1, DriveSpecW, len);
ret = SetupQuerySpaceRequiredOnDriveW(DiskSpace, DriveSpecW, SpaceRequired,
Reserved1, Reserved2);
HeapFree(GetProcessHeap(), 0, DriveSpecW);
return ret;
}
/***********************************************************************
* SetupDestroyDiskSpaceList (SETUPAPI.@)
*/
BOOL WINAPI SetupDestroyDiskSpaceList(HDSKSPC DiskSpace)
{
LPDISKSPACELIST list = DiskSpace;
HeapFree(GetProcessHeap(),0,list);
return TRUE;
}