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sys: IRP_MJ_CREATE

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This commit is contained in:
Bill Zissimopoulos
2015-12-03 18:40:02 -08:00
parent ca8a02bd9d
commit eb07db1d29
3 changed files with 25 additions and 21 deletions
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10
src/sys/iop.c
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@ -25,18 +25,22 @@ NTSTATUS FspIopCreateRequest(
if (0 != FileName)
ExtraSize += FileName->Length + sizeof(WCHAR);
if (FSP_FSCTL_TRANSACT_REQ_SIZEMAX < sizeof *Request + ExtraSize)
return STATUS_INVALID_PARAMETER;
FSP_FSCTL_TRANSACT_REQ *Request = ExAllocatePoolWithTag(PagedPool,
sizeof *Request + ExtraSize, FSP_TAG);
if (0 == Request)
return STATUS_INSUFFICIENT_RESOURCES;
RtlZeroMemory(Request, sizeof *Request + ExtraSize);
RtlZeroMemory(Request, sizeof *Request);
Request->Size = (UINT16)(sizeof *Request + ExtraSize);
Request->Hint = (UINT_PTR)Irp;
if (0 != FileName)
{
RtlCopyMemory(Request->FileName, FileName->Buffer, FileName->Length);
Request->FileName[FileName->Length / 2] = L'\0';
RtlCopyMemory(Request->Buffer, FileName->Buffer, FileName->Length);
Request->Buffer[FileName->Length] = '\0';
Request->Buffer[FileName->Length + 1] = '\0';
}
Irp->Tail.Overlay.DriverContext[0] = Request;