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sys: IRP_MJ_CREATE

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This commit is contained in:
Bill Zissimopoulos
2015-12-02 21:56:39 -08:00
parent 26b4727a0b
commit 171c8eff04
5 changed files with 20 additions and 8 deletions
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16
src/sys/iop.c
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@ -6,7 +6,8 @@
#include <sys/driver.h>
NTSTATUS FspIopCreateRequest(PIRP Irp, ULONG ExtraSize, FSP_FSCTL_TRANSACT_REQ **PRequest);
NTSTATUS FspIopCreateRequest(
PIRP Irp, PUNICODE_STRING FileName, ULONG ExtraSize, FSP_FSCTL_TRANSACT_REQ **PRequest);
VOID FspIopDispatchComplete(PIRP Irp, const FSP_FSCTL_TRANSACT_RSP *Response);
#ifdef ALLOC_PRAGMA
@ -14,20 +15,29 @@ VOID FspIopDispatchComplete(PIRP Irp, const FSP_FSCTL_TRANSACT_RSP *Response);
#pragma alloc_text(PAGE, FspIopDispatchComplete)
#endif
NTSTATUS FspIopCreateRequest(PIRP Irp, ULONG ExtraSize, FSP_FSCTL_TRANSACT_REQ **PRequest)
NTSTATUS FspIopCreateRequest(
PIRP Irp, PUNICODE_STRING FileName, ULONG ExtraSize, FSP_FSCTL_TRANSACT_REQ **PRequest)
{
PAGED_CODE();
*PRequest = 0;
if (0 != FileName)
ExtraSize += FileName->Length + sizeof(WCHAR);
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)
{
memcpy(Request->FileName, FileName->Buffer, FileName->Length);
Request->FileName[FileName->Length / 2] = L'\0';
}
Irp->Tail.Overlay.DriverContext[0] = Request;
*PRequest = Request;