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https://github.com/reactos/reactos.git
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Preliminary version of recv.
svn path=/trunk/; revision=9666
This commit is contained in:
parent
f773e32aab
commit
0999a0ef81
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@ -13,8 +13,8 @@
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#ifdef DBG
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/* See debug.h for debug/trace constants */
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DWORD DebugTraceLevel = MID_TRACE;
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//DWORD DebugTraceLevel = DEBUG_ULTRA;
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//DWORD DebugTraceLevel = MID_TRACE;
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DWORD DebugTraceLevel = DEBUG_ULTRA;
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#endif /* DBG */
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@ -13,7 +13,8 @@ NTSTATUS AfdpDispRecv(
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PIRP Irp,
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PAFDFCB FCB,
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PFILE_REQUEST_RECVFROM Request,
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PFILE_REPLY_RECVFROM Reply)
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PFILE_REPLY_RECVFROM Reply,
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BOOL Continuous)
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/*
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* FUNCTION: Receives data
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* ARGUMENTS:
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@ -64,7 +65,8 @@ NTSTATUS AfdpDispRecv(
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FCB,
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Request->Buffers,
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Request->BufferCount,
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&Count);
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&Count,
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Continuous); /* I.E. Packets are exhausted on short recv if not */
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KeReleaseSpinLock(&FCB->ReceiveQueueLock, OldIrql);
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Reply->NumberOfBytesRecvd = Count;
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@ -490,7 +492,8 @@ NTSTATUS AfdDispRecvFrom(
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Irp,
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FCB,
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Request,
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Reply);
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Reply,
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FALSE);
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} else {
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Status = STATUS_INVALID_PARAMETER;
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}
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@ -761,7 +764,6 @@ NTSTATUS AfdDispRecv(
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* Status of operation
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*/
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{
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#if 0
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NTSTATUS Status;
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UINT InputBufferLength;
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UINT OutputBufferLength;
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@ -786,9 +788,9 @@ NTSTATUS AfdDispRecv(
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Status = AfdpDispRecv(
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Irp,
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FCB,
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Request->Buffers,
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Request->BufferCount,
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&NumberOfBytesRecvd);
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(PFILE_REQUEST_RECVFROM)Request,
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(PFILE_REPLY_RECVFROM)Reply,
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TRUE);
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Reply->NumberOfBytesRecvd = NumberOfBytesRecvd;
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Reply->Status = NO_ERROR;
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} else {
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@ -798,9 +800,6 @@ NTSTATUS AfdDispRecv(
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AFD_DbgPrint(MAX_TRACE, ("Status (0x%X).\n", Status));
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return Status;
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#else
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return STATUS_SUCCESS;
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#endif
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}
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@ -44,9 +44,77 @@ NTSTATUS AfdEventReceive(
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IN PVOID Tsdu,
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OUT PIRP *IoRequestPacket)
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{
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AFD_DbgPrint(MAX_TRACE, ("Called.\n"));
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PAFDFCB FCB = (PAFDFCB)TdiEventContext;
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PAFD_READ_REQUEST ReadRequest;
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PVOID ReceiveBuffer;
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PAFD_BUFFER Buffer;
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PLIST_ENTRY Entry;
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NTSTATUS Status;
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KIRQL OldIrql;
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ULONG Count;
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return STATUS_SUCCESS;
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AFD_DbgPrint(MAX_TRACE, ("Called.\n"));
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AFD_DbgPrint(MID_TRACE, ("Receiving (%d) bytes on socket\n",
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BytesAvailable));
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ReceiveBuffer = ExAllocatePool(NonPagedPool, BytesAvailable);
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if (!ReceiveBuffer)
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return STATUS_INSUFFICIENT_RESOURCES;
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/*Buffer = (PAFD_BUFFER)ExAllocateFromNPagedLookasideList(
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&BufferLookasideList);*/
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Buffer = (PAFD_BUFFER)ExAllocatePool(NonPagedPool, sizeof(AFD_BUFFER));
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if (!Buffer) {
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ExFreePool(ReceiveBuffer);
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return STATUS_INSUFFICIENT_RESOURCES;
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}
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/* Copy the data to a local buffer */
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RtlCopyMemory(ReceiveBuffer, Tsdu, BytesAvailable);
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Buffer->Buffer.len = BytesAvailable;
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Buffer->Buffer.buf = ReceiveBuffer;
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Buffer->Offset = 0;
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ExInterlockedInsertTailList(
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&FCB->ReceiveQueue,
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&Buffer->ListEntry,
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&FCB->ReceiveQueueLock);
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KeAcquireSpinLock(&FCB->ReadRequestQueueLock, &OldIrql);
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while (!IsListEmpty(&FCB->ReadRequestQueue) &&
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!IsListEmpty(&FCB->ReceiveQueue)) {
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AFD_DbgPrint(MAX_TRACE, ("Satisfying read request.\n"));
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Entry = RemoveHeadList(&FCB->ReceiveQueue);
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ReadRequest = CONTAINING_RECORD(Entry, AFD_READ_REQUEST, ListEntry);
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Status = FillWSABuffers(
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FCB,
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ReadRequest->RecvFromRequest->Buffers,
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ReadRequest->RecvFromRequest->BufferCount,
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&Count,
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TRUE ); /* Continuous */
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ReadRequest->RecvFromReply->NumberOfBytesRecvd = Count;
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ReadRequest->RecvFromReply->Status = NO_ERROR;
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ReadRequest->Irp->IoStatus.Information = 0;
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ReadRequest->Irp->IoStatus.Status = Status;
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AFD_DbgPrint(MAX_TRACE, ("Completing IRP at (0x%X).\n", ReadRequest->Irp));
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IoCompleteRequest(ReadRequest->Irp, IO_NETWORK_INCREMENT);
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}
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KeReleaseSpinLock(&FCB->ReadRequestQueueLock, OldIrql);
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*BytesTaken = BytesAvailable;
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AFD_DbgPrint(MAX_TRACE, ("Leaving.\n"));
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return STATUS_SUCCESS;
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}
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@ -125,6 +193,7 @@ NTSTATUS AfdEventReceiveDatagramHandler(
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Buffer->Buffer.len = BytesAvailable;
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Buffer->Buffer.buf = ReceiveBuffer;
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Buffer->Offset = 0;
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ExInterlockedInsertTailList(
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&FCB->ReceiveQueue,
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@ -143,7 +212,8 @@ NTSTATUS AfdEventReceiveDatagramHandler(
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FCB,
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ReadRequest->RecvFromRequest->Buffers,
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ReadRequest->RecvFromRequest->BufferCount,
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&Count);
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&Count,
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FALSE ); /* Packet oriented */
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ReadRequest->RecvFromReply->NumberOfBytesRecvd = Count;
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ReadRequest->RecvFromReply->Status = NO_ERROR;
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@ -91,7 +91,8 @@ NTSTATUS FillWSABuffers(
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PAFDFCB FCB,
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LPWSABUF Buffers,
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DWORD BufferCount,
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PULONG BytesCopied)
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PULONG BytesCopied,
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BOOL Continuous)
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{
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PUCHAR DstData, SrcData;
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UINT DstSize, SrcSize;
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@ -108,8 +109,8 @@ NTSTATUS FillWSABuffers(
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Entry = RemoveHeadList(&FCB->ReceiveQueue);
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SrcBuffer = CONTAINING_RECORD(Entry, AFD_BUFFER, ListEntry);
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SrcData = SrcBuffer->Buffer.buf;
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SrcSize = SrcBuffer->Buffer.len;
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SrcData = SrcBuffer->Buffer.buf + SrcBuffer->Offset;
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SrcSize = SrcBuffer->Buffer.len - SrcBuffer->Offset;
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DstData = Buffers->buf;
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DstSize = Buffers->len;
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@ -169,6 +170,7 @@ NTSTATUS FillWSABuffers(
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ExFreePool(SrcBuffer);
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}
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SrcBuffer->Offset += Total;
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*BytesCopied = Total;
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return STATUS_SUCCESS;
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@ -87,6 +87,7 @@ typedef struct _AFDFCB {
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typedef struct _AFD_BUFFER {
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LIST_ENTRY ListEntry;
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WSABUF Buffer;
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UINT Offset;
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} AFD_BUFFER, *PAFD_BUFFER;
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typedef struct _AFD_READ_REQUEST {
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@ -324,7 +325,8 @@ NTSTATUS FillWSABuffers(
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PAFDFCB FCB,
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LPWSABUF Buffers,
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DWORD BufferCount,
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PULONG BytesCopied);
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PULONG BytesCopied,
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BOOL Continuous);
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VOID BuildIPv4Header(
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PIPv4_HEADER IPHeader,
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