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Diffstat (limited to 'private/ntos/ndis/ndis40/data.c')
| -rw-r--r-- | private/ntos/ndis/ndis40/data.c | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/private/ntos/ndis/ndis40/data.c b/private/ntos/ndis/ndis40/data.c new file mode 100644 index 000000000..e65838217 --- /dev/null +++ b/private/ntos/ndis/ndis40/data.c @@ -0,0 +1,190 @@ +/*++ + +Copyright (c) 1990-1995 Microsoft Corporation + +Module Name: + + data.c + +Abstract: + + NDIS wrapper Data + +Author: + + 01-Jun-1995 JameelH Re-organization + +Environment: + + Kernel mode, FSD + +Revision History: + + 10-July-1995 KyleB Added spinlock logging debug code. + +--*/ + +#include <precomp.h> +#pragma hdrstop + +// +// Define the module number for debug code. +// +#define MODULE_NUMBER MODULE_DATA + +#if DBG +ULONG ndisDebugSystems = 0; +LONG ndisDebugLevel = DBG_LEVEL_FATAL; +ULONG ndisDebugInformationOffset; +#endif + +UCHAR ndisValidProcessors[32] = { 0 }; +ULONG ndisMaximumProcessor = 0; +ULONG ndisCurrentProcessor = 0; +UCHAR ndisInternalEaName[4] = "NDIS"; +UCHAR ndisInternalEaValue[8] = "INTERNAL"; +const NDIS_PHYSICAL_ADDRESS HighestAcceptableMax = NDIS_PHYSICAL_ADDRESS_CONST(-1,-1); +PKG_REF ProtocolPkg = {0}; +PKG_REF MacPkg = {0}; +PKG_REF CoPkg = {0}; +PKG_REF InitPkg = {0}; +PKG_REF PnPPkg = {0}; +PKG_REF MiniportPkg = {0}; +PKG_REF ArcPkg = {0}; +PKG_REF EthPkg = {0}; +PKG_REF TrPkg = {0}; +PKG_REF FddiPkg = {0}; +KSPIN_LOCK ndisDriverListLock = {0}; +PNDIS_MAC_BLOCK ndisMacDriverList = (PNDIS_MAC_BLOCK)NULL; +PNDIS_M_DRIVER_BLOCK ndisMiniDriverList = NULL; +PNDIS_PROTOCOL_BLOCK ndisProtocolList = NULL; +PNDIS_OPEN_BLOCK ndisGlobalOpenList = NULL; +PNDIS_AF_LIST ndisAfList = NULL; +KSPIN_LOCK ndisGlobalOpenListLock = {0}; +TDI_REGISTER_CALLBACK ndisTdiRegisterCallback = NULL; +ULONG ndisDmaAlignment = 0; +ERESOURCE SharedMemoryResource = {0}; +KSPIN_LOCK ndisLookaheadBufferLock = {0}; +ULONG ndisLookaheadBufferLength = 0; +#if defined(_ALPHA_) +PNDIS_LOOKAHEAD_ELEMENT ndisLookaheadBufferList = NULL; +#endif +ULONG MiniportDebug = 0; // MINIPORT_DEBUG_LOUD; + +UCHAR ndisMSendRescBuffer[512] = {0}; +ULONG ndisMSendRescIndex = 0; +UCHAR ndisMSendLog[256] = {0}; +UCHAR ndisMSendLogIndex = 0; +BOOLEAN ndisSkipProcessorAffinity = FALSE; +BOOLEAN ndisMediaTypeCl[NdisMediumMax] = + { + TRUE, + TRUE, + TRUE, + FALSE, + TRUE, + TRUE, + TRUE, + TRUE, + FALSE, + TRUE, + TRUE + }; +NDIS_MEDIUM ndisMediumBuffer[NdisMediumMax + EXPERIMENTAL_SIZE] = // Keep some space for experimental media + { + NdisMedium802_3, + NdisMedium802_5, + NdisMediumFddi, + NdisMediumWan, + NdisMediumLocalTalk, + NdisMediumDix, + NdisMediumArcnetRaw, + NdisMediumArcnet878_2, + NdisMediumAtm, + NdisMediumWirelessWan, + NdisMediumIrda + }; +NDIS_MEDIUM * ndisMediumArray = ndisMediumBuffer; +UINT ndisMediumArraySize = NdisMediumMax * sizeof(NDIS_MEDIUM); +UINT ndisMediumArrayMaxSize = sizeof(ndisMediumBuffer); +PBUS_SLOT_DB ndisGlobalDb = NULL; +KSPIN_LOCK ndisGlobalDbLock = {0}; + + +#if TRACK_MEMORY + +KSPIN_LOCK ALock = 0; +#define MAX_PTR_COUNT 2048 + +struct _MemPtr +{ + PVOID Ptr; + ULONG Size; + ULONG ModLine; + ULONG Tag; +} ndisMemPtrs[MAX_PTR_COUNT] = { 0 }; + +PVOID +AllocateM( + IN UINT Size, + IN ULONG ModLine, + IN ULONG Tag + ) +{ + PVOID p; + + p = ExAllocatePoolWithTag(NonPagedPool, Size, Tag); + + if (p != NULL) + { + KIRQL OldIrql; + UINT i; + + ACQUIRE_SPIN_LOCK(&ALock, &OldIrql); + + for (i = 0; i < MAX_PTR_COUNT; i++) + { + if (ndisMemPtrs[i].Ptr == NULL) + { + ndisMemPtrs[i].Ptr = p; + ndisMemPtrs[i].Size = Size; + ndisMemPtrs[i].ModLine = ModLine; + ndisMemPtrs[i].Tag = Tag; + break; + } + } + + RELEASE_SPIN_LOCK(&ALock, OldIrql); + } + + return(p); +} + +VOID +FreeM( + IN PVOID MemPtr + ) +{ + KIRQL OldIrql; + UINT i; + + ACQUIRE_SPIN_LOCK(&ALock, &OldIrql); + + for (i = 0; i < MAX_PTR_COUNT; i++) + { + if (ndisMemPtrs[i].Ptr == MemPtr) + { + ndisMemPtrs[i].Ptr = NULL; + ndisMemPtrs[i].Size = 0; + ndisMemPtrs[i].ModLine = 0; + ndisMemPtrs[i].Tag = 0; + } + } + + RELEASE_SPIN_LOCK(&ALock, OldIrql); + + ExFreePool(MemPtr); +} + +#endif + |