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Keep users from deleting partitions in special cases that will damage partition tables.

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svn path=/trunk/; revision=5917
This commit is contained in:
Eric Kohl 2003-08-29 11:27:16 +00:00
parent 5348dfac81
commit b4b3b303fe
1 changed files with 16 additions and 8 deletions
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24
reactos/subsys/system/usetup/partlist.c
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@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id: partlist.c,v 1.22 2003/08/25 11:56:07 ekohl Exp $
/* $Id: partlist.c,v 1.23 2003/08/29 11:27:16 ekohl Exp $
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS text-mode setup
* FILE: subsys/system/usetup/partlist.c
@ -1367,8 +1367,7 @@ CreateNewPartition (PPARTLIST List,
else if (PrevPartEntry == NULL && NextPartEntry != NULL)
{
/* Current entry is the first entry */
/* FIXME: Update extended partition entries */
return;
}
else if (PrevPartEntry != NULL && NextPartEntry == NULL)
{
@ -1478,8 +1477,7 @@ CreateNewPartition (PPARTLIST List,
else if (PrevPartEntry == NULL && NextPartEntry != NULL)
{
/* Current entry is the first entry */
/* FIXME: Update extended partition entries */
return;
}
else if (PrevPartEntry != NULL && NextPartEntry == NULL)
{
@ -1558,6 +1556,14 @@ DeleteCurrentPartition (PPARTLIST List)
if (PrevPartEntry != NULL && NextPartEntry != NULL)
{
/* Current entry is in the middle of the list */
/*
* The first extended partition can not be deleted
* as long as other extended partitions are present.
*/
if (PrevPartEntry->ListEntry.Blink == &DiskEntry->PartListHead)
return;
/* Copy previous container partition data to current entry */
RtlCopyMemory (&PrevPartEntry->PartInfo[1],
&PartEntry->PartInfo[1],
@ -1566,9 +1572,11 @@ DeleteCurrentPartition (PPARTLIST List)
}
else if (PrevPartEntry == NULL && NextPartEntry != NULL)
{
/* Current entry is the first entry */
/* FIXME: Update extended partition entries */
/*
* A primary partition can not be deleted as long as
* extended partitions are present.
*/
return;
}
else if (PrevPartEntry != NULL && NextPartEntry == NULL)
{