9 Mar
2005
9 Mar
'05
12:04 a.m.
1. fixed querying tokens
2. implemented calling vectored exception handlers
Modified: branches/alex_devel_branch/reactos/lib/ntdll/def/ntdll.def
Modified: branches/alex_devel_branch/reactos/lib/ntdll/rtl/exception.c
Modified: branches/alex_devel_branch/reactos/lib/ntdll/rtl/misc.c
Modified: branches/alex_devel_branch/reactos/lib/rtl/sid.c
Modified:
branches/alex_devel_branch/reactos/ntoskrnl/include/internal/ob.h
Modified: branches/alex_devel_branch/reactos/ntoskrnl/ke/dpc.c
Modified: branches/alex_devel_branch/reactos/ntoskrnl/ke/ipi.c
Modified: branches/alex_devel_branch/reactos/ntoskrnl/se/token.c
Modified: branches/alex_devel_branch/reactos/w32api/include/ddk/ntifs.h
_____
Modified: branches/alex_devel_branch/reactos/lib/ntdll/def/ntdll.def
--- branches/alex_devel_branch/reactos/lib/ntdll/def/ntdll.def
2005-03-08 23:33:28 UTC (rev 13896)
+++ branches/alex_devel_branch/reactos/lib/ntdll/def/ntdll.def
2005-03-09 00:04:13 UTC (rev 13897)
@@ -363,7 +363,7 @@
RtlCustomCPToUnicodeN@24
RtlCutoverTimeToSystemTime@16
RtlDeNormalizeProcessParams@4
-RtlDecodePointer@4=RtlEncodePointer@4
+RtlDecodePointer=RtlEncodePointer@4
RtlDecompressBuffer@24
RtlDecompressFragment@32
RtlDelete@4
_____
Modified: branches/alex_devel_branch/reactos/lib/ntdll/rtl/exception.c
--- branches/alex_devel_branch/reactos/lib/ntdll/rtl/exception.c
2005-03-08 23:33:28 UTC (rev 13896)
+++ branches/alex_devel_branch/reactos/lib/ntdll/rtl/exception.c
2005-03-09 00:04:13 UTC (rev 13897)
@@ -31,6 +31,10 @@
PVECTORED_EXCEPTION_HANDLER VectoredHandler;
} RTL_VECTORED_EXCEPTION_HANDLER, *PRTL_VECTORED_EXCEPTION_HANDLER;
+/* FIXME - stupid ld won't resolve RtlDecodePointer! Since their
implementation
+ is the same just use RtlEncodePointer for now! */
+#define RtlDecodePointer RtlEncodePointer
+
/* FUNCTIONS
***************************************************************/
VOID STDCALL
@@ -44,20 +48,63 @@
RtlpDispatchException(IN PEXCEPTION_RECORD ExceptionRecord,
IN PCONTEXT Context);
+EXCEPTION_DISPOSITION
+RtlpExecuteVectoredExceptionHandlers(IN PEXCEPTION_RECORD
ExceptionRecord,
+ IN PCONTEXT Context)
+{
+ PLIST_ENTRY CurrentEntry;
+ PRTL_VECTORED_EXCEPTION_HANDLER veh;
+ PVECTORED_EXCEPTION_HANDLER VectoredHandler;
+ EXCEPTION_POINTERS ExceptionInfo;
+
+ ExceptionInfo.ExceptionRecord = ExceptionRecord;
+ ExceptionInfo.ContextRecord = Context;
+
+ if(RtlpVectoredExceptionHead.Flink != &RtlpVectoredExceptionHead)
+ {
+ RtlEnterCriticalSection(&RtlpVectoredExceptionLock);
+ for(CurrentEntry = RtlpVectoredExceptionHead.Flink;
+ CurrentEntry != &RtlpVectoredExceptionHead;
+ CurrentEntry = CurrentEntry->Flink)
+ {
+ veh = CONTAINING_RECORD(CurrentEntry,
+ RTL_VECTORED_EXCEPTION_HANDLER,
+ ListEntry);
+ VectoredHandler = RtlDecodePointer(veh->VectoredHandler);
+ if(VectoredHandler(&ExceptionInfo) ==
EXCEPTION_CONTINUE_EXECUTION)
+ {
+ RtlLeaveCriticalSection(&RtlpVectoredExceptionLock);
+ return ExceptionContinueSearch;
+ }
+ }
+ RtlLeaveCriticalSection(&RtlpVectoredExceptionLock);
+ }
+
+ return ExceptionContinueExecution;
+}
+
VOID STDCALL
KiUserExceptionDispatcher(PEXCEPTION_RECORD ExceptionRecord,
PCONTEXT Context)
{
EXCEPTION_RECORD NestedExceptionRecord;
NTSTATUS Status;
-
- if (RtlpDispatchException(ExceptionRecord, Context) !=
ExceptionContinueExecution)
+
+ if(RtlpExecuteVectoredExceptionHandlers(ExceptionRecord,
+ Context) !=
ExceptionContinueExecution)
{
Status = NtContinue(Context, FALSE);
}
else
{
- Status = NtRaiseException(ExceptionRecord, Context, FALSE);
+ if(RtlpDispatchException(ExceptionRecord, Context) !=
ExceptionContinueExecution)
+ {
+ Status = NtContinue(Context, FALSE);
+ }
+ else
+ {
+ Status = NtRaiseException(ExceptionRecord, Context, FALSE);
+ }
}
NestedExceptionRecord.ExceptionCode = Status;
_____
Modified: branches/alex_devel_branch/reactos/lib/ntdll/rtl/misc.c
--- branches/alex_devel_branch/reactos/lib/ntdll/rtl/misc.c
2005-03-08 23:33:28 UTC (rev 13896)
+++ branches/alex_devel_branch/reactos/lib/ntdll/rtl/misc.c
2005-03-09 00:04:13 UTC (rev 13897)
@@ -131,7 +131,7 @@
if(!NT_SUCCESS(Status))
{
DPRINT1("Failed to receive the process cookie! Status: 0x%x\n",
Status);
- return NULL;
+ return Pointer;
}
return (PVOID)((ULONG_PTR)Pointer ^ Cookie);
_____
Modified: branches/alex_devel_branch/reactos/lib/rtl/sid.c
--- branches/alex_devel_branch/reactos/lib/rtl/sid.c 2005-03-08
23:33:28 UTC (rev 13896)
+++ branches/alex_devel_branch/reactos/lib/rtl/sid.c 2005-03-09
00:04:13 UTC (rev 13897)
@@ -200,7 +200,7 @@
RtlCopySid(SidLength,
SidArea,
Src[i].Sid);
- SidArea = SidArea + SidLength;
+ SidArea = (PVOID)((ULONG_PTR)SidArea + SidLength);
}
*RemainingSidArea = SidArea;
*RemainingSidAreaSize = Length;
_____
Modified:
branches/alex_devel_branch/reactos/ntoskrnl/include/internal/ob.h
--- branches/alex_devel_branch/reactos/ntoskrnl/include/internal/ob.h
2005-03-08 23:33:28 UTC (rev 13896)
+++ branches/alex_devel_branch/reactos/ntoskrnl/include/internal/ob.h
2005-03-09 00:04:13 UTC (rev 13897)
@@ -377,10 +377,8 @@
else if(ClassList[Class].RequiredSize##Mode > 0 &&
\
(BufferLen) != ClassList[Class].RequiredSize##Mode)
\
{
\
- if((!(ClassList[Class].Flags & ICIF_##Mode##_SIZE_VARIABLE) &&
\
- (BufferLen) != ClassList[Class].RequiredSize##Mode) ||
\
- ((ClassList[Class].Flags & ICIF_##Mode##_SIZE_VARIABLE) &&
\
- (BufferLen) < ClassList[Class].RequiredSize##Mode))
\
+ if(!(ClassList[Class].Flags & ICIF_##Mode##_SIZE_VARIABLE) &&
\
+ (BufferLen) != ClassList[Class].RequiredSize##Mode)
\
{
\
*(StatusVar) = STATUS_INFO_LENGTH_MISMATCH;
\
}
\
_____
Modified: branches/alex_devel_branch/reactos/ntoskrnl/ke/dpc.c
--- branches/alex_devel_branch/reactos/ntoskrnl/ke/dpc.c
2005-03-08 23:33:28 UTC (rev 13896)
+++ branches/alex_devel_branch/reactos/ntoskrnl/ke/dpc.c
2005-03-09 00:04:13 UTC (rev 13897)
@@ -513,7 +513,7 @@
#endif
Prcb->DpcRoutineActive = TRUE;
- DPRINT("&Pcr->PrcbData.DpcData[0].DpcListHead: %x\n",
&Prcb->DpcData[0].DpcListHead);
+ DPRINT("&Prcb->DpcData[0].DpcListHead: %x\n",
&Prcb->DpcData[0].DpcListHead);
/* Loop while we have entries */
while (!IsListEmpty(&Prcb->DpcData[0].DpcListHead)) {
_____
Modified: branches/alex_devel_branch/reactos/ntoskrnl/ke/ipi.c
--- branches/alex_devel_branch/reactos/ntoskrnl/ke/ipi.c
2005-03-08 23:33:28 UTC (rev 13896)
+++ branches/alex_devel_branch/reactos/ntoskrnl/ke/ipi.c
2005-03-09 00:04:13 UTC (rev 13897)
@@ -119,18 +119,18 @@
KiIpiSendPacket(ULONG TargetSet, VOID STDCALL (*WorkerRoutine)(PVOID),
PVOID Argument, ULONG Count, BOOLEAN Synchronize)
{
ULONG i, Processor, CurrentProcessor;
- PKPCR Pcr, CurrentPcr;
+ PKPRCB Prcb, CurrentPrcb;
KIRQL oldIrql;
ASSERT(KeGetCurrentIrql() == SYNCH_LEVEL);
- CurrentPcr = KeGetCurrentKPCR();
- InterlockedExchangeUL(&CurrentPcr->PrcbData.TargetSet, TargetSet);
- InterlockedExchangeUL(&CurrentPcr->PrcbData.WorkerRoutine,
(ULONG_PTR)WorkerRoutine);
- InterlockedExchangePointer(&CurrentPcr->PrcbData.CurrentPacket[0],
Argument);
- InterlockedExchangeUL(&CurrentPcr->PrcbData.CurrentPacket[1],
Count);
- InterlockedExchangeUL(&CurrentPcr->PrcbData.CurrentPacket[2],
Synchronize ? 1 : 0);
+ CurrentPrcb = KeGetCurrentPrcb();
+ InterlockedExchangeUL(&CurrentPrcb->TargetSet, TargetSet);
+ InterlockedExchangeUL(&CurrentPrcb->WorkerRoutine,
(ULONG_PTR)WorkerRoutine);
+ InterlockedExchangePointer(&CurrentPrcb->CurrentPacket[0],
Argument);
+ InterlockedExchangeUL(&CurrentPrcb->CurrentPacket[1], Count);
+ InterlockedExchangeUL(&CurrentPrcb->CurrentPacket[2], Synchronize ?
1 : 0);
CurrentProcessor = 1 << KeGetCurrentProcessorNumber();
@@ -138,9 +138,9 @@
{
if (TargetSet & Processor)
{
- Pcr = (PKPCR)(KPCR_BASE + i * PAGE_SIZE);
- while(0 !=
InterlockedCompareExchangeUL(&Pcr->PrcbData.SignalDone,
(LONG)&CurrentPcr->PrcbData, 0));
- Ke386TestAndSetBit(IPI_REQUEST_FUNCTIONCALL,
&Pcr->PrcbData.IpiFrozen);
+ Prcb = ((PKPCR)(KPCR_BASE + i * PAGE_SIZE))->Prcb;
+ while(0 != InterlockedCompareExchangeUL(&Prcb->SignalDone,
(LONG)CurrentPrcb, 0));
+ Ke386TestAndSetBit(IPI_REQUEST_FUNCTIONCALL,
&Prcb->IpiFrozen);
if (Processor != CurrentProcessor)
{
HalRequestIpi(i);
_____
Modified: branches/alex_devel_branch/reactos/ntoskrnl/se/token.c
--- branches/alex_devel_branch/reactos/ntoskrnl/se/token.c
2005-03-08 23:33:28 UTC (rev 13896)
+++ branches/alex_devel_branch/reactos/ntoskrnl/se/token.c
2005-03-09 00:04:13 UTC (rev 13897)
@@ -643,7 +643,6 @@
if(!NT_SUCCESS(Status))
{
- /* Invalid buffers */
DPRINT("NtQueryInformationToken() failed, Status: 0x%x\n", Status);
return Status;
}
@@ -664,15 +663,15 @@
DPRINT("NtQueryInformationToken(TokenUser)\n");
RequiredLength = sizeof(TOKEN_USER) +
- RtlLengthSidAndAttributes(1,
Token->UserAndGroups);
+ RtlLengthSid(Token->UserAndGroups[0].Sid);
_SEH_TRY
{
if(TokenInformationLength >= RequiredLength)
{
Status = RtlCopySidAndAttributesArray(1,
- Token->UserAndGroups,
- RequiredLength,
+
&Token->UserAndGroups[0],
+ RequiredLength -
sizeof(TOKEN_USER),
&tu->User,
(PSID)(tu + 1),
&Unused.Ptr,
@@ -702,21 +701,22 @@
PTOKEN_GROUPS tg = (PTOKEN_GROUPS)TokenInformation;
DPRINT("NtQueryInformationToken(TokenGroups)\n");
- RequiredLength = sizeof(TOKEN_GROUPS) +
-
RtlLengthSidAndAttributes(Token->UserAndGroupCount - 1,
&Token->UserAndGroups[1]) +
- sizeof(SID_AND_ATTRIBUTES);
+ RequiredLength = sizeof(tg->GroupCount) +
+
RtlLengthSidAndAttributes(Token->UserAndGroupCount - 1,
&Token->UserAndGroups[1]);
_SEH_TRY
{
if(TokenInformationLength >= RequiredLength)
{
- PSID_AND_ATTRIBUTES Sid =
(PSID_AND_ATTRIBUTES)((ULONG_PTR)TokenInformation +
-
RequiredLength - sizeof(SID_AND_ATTRIBUTES));
+ ULONG SidLen = RequiredLength - sizeof(tg->GroupCount) -
+ ((Token->UserAndGroupCount - 1) *
sizeof(SID_AND_ATTRIBUTES));
+ PSID_AND_ATTRIBUTES Sid =
(PSID_AND_ATTRIBUTES)((ULONG_PTR)TokenInformation +
sizeof(tg->GroupCount) +
+
((Token->UserAndGroupCount - 1) * sizeof(SID_AND_ATTRIBUTES)));
tg->GroupCount = Token->UserAndGroupCount - 1;
Status =
RtlCopySidAndAttributesArray(Token->UserAndGroupCount - 1,
&Token->UserAndGroups[1],
- RequiredLength,
+ SidLen,
&tg->Groups[0],
(PSID)Sid,
&Unused.Ptr,
@@ -746,7 +746,7 @@
PTOKEN_PRIVILEGES tp = (PTOKEN_PRIVILEGES)TokenInformation;
DPRINT("NtQueryInformationToken(TokenPrivileges)\n");
- RequiredLength = sizeof(TOKEN_PRIVILEGES) +
+ RequiredLength = sizeof(tp->PrivilegeCount) +
(Token->PrivilegeCount *
sizeof(LUID_AND_ATTRIBUTES));
_SEH_TRY
@@ -1096,6 +1096,7 @@
{
_SEH_TRY
{
+ /* buffer size was already verified, no need to check here
again */
*(PULONG)TokenInformation = SessionId;
if(ReturnLength != NULL)
@@ -1357,6 +1358,7 @@
_SEH_TRY
{
+ /* buffer size was already verified, no need to check here
again */
SessionId = *(PULONG)TokenInformation;
}
_SEH_HANDLE
_____
Modified: branches/alex_devel_branch/reactos/w32api/include/ddk/ntifs.h
--- branches/alex_devel_branch/reactos/w32api/include/ddk/ntifs.h
2005-03-08 23:33:28 UTC (rev 13896)
+++ branches/alex_devel_branch/reactos/w32api/include/ddk/ntifs.h
2005-03-09 00:04:13 UTC (rev 13897)
@@ -1218,13 +1218,23 @@
ULONG LastIndexValue;
} GENERATE_NAME_CONTEXT, *PGENERATE_NAME_CONTEXT;
+typedef struct _HANDLE_TABLE_ENTRY_INFO {
+ ULONG AuditMask;
+} HANDLE_TABLE_ENTRY_INFO, *PHANDLE_TABLE_ENTRY_INFO;
+
typedef struct _HANDLE_TABLE_ENTRY {
- PVOID Object;
- ULONG ObjectAttributes;
- ULONG GrantedAccess;
- USHORT GrantedAccessIndex;
- USHORT CreatorBackTraceIndex;
- ULONG NextFreeTableEntry;
+ union {
+ PVOID Object;
+ ULONG ObAttributes;
+ PHANDLE_TABLE_ENTRY_INFO InfoTable;
+ ULONG_PTR Value;
+ } u1;
+ union {
+ ULONG GrantedAccess;
+ USHORT GrantedAccessIndex;
+ LONG NextFreeTableEntry;
+ } u2;
+ USHORT CreatorBackTraceIndex;
} HANDLE_TABLE_ENTRY, *PHANDLE_TABLE_ENTRY;
typedef struct _MAPPING_PAIR {
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