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[NTOS/SE]

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- Do not fail when setting the same primary token for a process.
 - Fake equality of tokens when both of them are (not) restricted.
CORE-8554 #resolve #comment JRE-7u65 now installs fine

svn path=/trunk/; revision=64545
This commit is contained in:
Jérôme Gardou 2014-10-05 14:20:08 +00:00
parent 75f20f9f0c
commit 5550a89326
1 changed files with 26 additions and 1 deletions
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27
reactos/ntoskrnl/se/token.c
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@ -108,6 +108,8 @@ SepCompareTokens(IN PTOKEN FirstToken,
}
/* FIXME: Check if every privilege that is present in either token is also present in the other one */
DPRINT1("FIXME: Pretending tokens are equal!\n");
IsEqual = TRUE;
}
*Equal = IsEqual;
@ -231,7 +233,30 @@ SeExchangePrimaryToken(PEPROCESS Process,
PAGED_CODE();
if (NewToken->TokenType != TokenPrimary) return(STATUS_BAD_TOKEN_TYPE);
if (NewToken->TokenInUse) return(STATUS_TOKEN_ALREADY_IN_USE);
if (NewToken->TokenInUse)
{
BOOLEAN IsEqual;
NTSTATUS Status;
/* Maybe we're trying to set the same token */
OldToken = PsReferencePrimaryToken(Process);
if (OldToken == NewToken)
{
/* So it's a nop. */
PsDereferencePrimaryToken(OldToken);
return STATUS_SUCCESS;
}
Status = SepCompareTokens(OldToken, NewToken, &IsEqual);
if (!NT_SUCCESS(Status))
{
PsDereferencePrimaryToken(OldToken);
return Status;
}
PsDereferencePrimaryToken(OldToken);
return IsEqual ? STATUS_SUCCESS : STATUS_TOKEN_ALREADY_IN_USE;
}
/* Mark new token in use */
NewToken->TokenInUse = 1;