IN ULONG ValidResponseOptions,
OUT PULONG Response)
{
+ NTSTATUS Status;
SIZE_T Size;
UNICODE_STRING CapturedParams[MAXIMUM_HARDERROR_PARAMETERS];
ULONG i;
PHARDERROR_USER_PARAMETERS UserParams;
PWSTR BufferBase;
ULONG SafeResponse;
- NTSTATUS Status;
+
PAGED_CODE();
/* Check if we have parameters */
UserParams = UserData;
BufferBase = UserParams->Buffer;
- /* Loop parameters again */
- for (i = 0; i < NumberOfParameters; i++)
+ /* Enter SEH block as we are writing to user-mode space */
+ _SEH2_TRY
{
- /* Check if we're in the mask */
- if (UnicodeStringParameterMask & (1 << i))
+ /* Loop parameters again */
+ for (i = 0; i < NumberOfParameters; i++)
{
- /* Update the base */
- UserParams->Parameters[i] = (ULONG_PTR)&UserParams->Strings[i];
+ /* Check if we are in the mask */
+ if (UnicodeStringParameterMask & (1 << i))
+ {
+ /* Update the base */
+ UserParams->Parameters[i] = (ULONG_PTR)&UserParams->Strings[i];
- /* Copy the string buffer */
- RtlMoveMemory(BufferBase,
- CapturedParams[i].Buffer,
- CapturedParams[i].MaximumLength);
+ /* Copy the string buffer */
+ RtlMoveMemory(BufferBase,
+ CapturedParams[i].Buffer,
+ CapturedParams[i].MaximumLength);
- /* Set buffer */
- CapturedParams[i].Buffer = BufferBase;
+ /* Set buffer */
+ CapturedParams[i].Buffer = BufferBase;
- /* Copy the string structure */
- UserParams->Strings[i] = CapturedParams[i];
+ /* Copy the string structure */
+ UserParams->Strings[i] = CapturedParams[i];
- /* Update the pointer */
- BufferBase += CapturedParams[i].MaximumLength;
- }
- else
- {
- /* No need to copy any strings */
- UserParams->Parameters[i] = Parameters[i];
+ /* Update the pointer */
+ BufferBase += CapturedParams[i].MaximumLength;
+ }
+ else
+ {
+ /* No need to copy any strings */
+ UserParams->Parameters[i] = Parameters[i];
+ }
}
}
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
+ {
+ /* Return the exception code */
+ Status = _SEH2_GetExceptionCode();
+ DPRINT1("ExRaiseHardError - Exception when writing data to user-mode, Status 0x%08lx\n", Status);
+ }
+ _SEH2_END;
}
else
{