179 lines
4.9 KiB
C
179 lines
4.9 KiB
C
/*++
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Copyright (c) 1989-1993 Microsoft Corporation
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Module Name:
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spxutils.h
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Abstract:
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Author:
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Nikhil Kamkolkar (nikhilk) 11-November-1993
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Environment:
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Kernel mode
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Revision History:
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--*/
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// For PROTO_SPX, i'd return a device name from the dll of the form
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// \Device\NwlnkSpx\SpxStream (for SOCK_STREAM) or
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// \Device\NwlnkSpx\Spx (for SOCK_SEQPKT)
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//
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// and for PROTO_SPXII (the more common case we hope, even if
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// internally we degrade to SPX1 cause of the remote client's
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// limitations)
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// \Device\NwlnkSpx\Stream (for SOCK_STREAM) or
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// \Device\NwlnkSpx (for SOCK_SEQPKT)
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#define SOCKET1STREAM_SUFFIX L"\\SpxStream"
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#define SOCKET1_SUFFIX L"\\Spx"
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#define SOCKET2STREAM_SUFFIX L"\\Stream"
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#define SOCKET1_TYPE_SEQPKT 0
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#define SOCKET2_TYPE_SEQPKT 1
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#define SOCKET1_TYPE_STREAM 2
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#define SOCKET2_TYPE_STREAM 3
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#define IN_RANGE(_S, _RangeStart, _RangeEnd) \
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((_S >= _RangeStart) && (_S <= _RangeEnd))
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//
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// The following macros deal with on-the-wire integer and long values
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//
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// On the wire format is big-endian i.e. a long value of 0x01020304 is
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// represented as 01 02 03 04. Similarly an int value of 0x0102 is
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// represented as 01 02.
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//
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// The host format is not assumed since it will vary from processor to
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// processor.
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//
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// Get a byte from on-the-wire format to a short in the host format
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#define GETBYTE2SHORT(DstPtr, SrcPtr) \
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*(PUSHORT)(DstPtr) = (USHORT) (*(PBYTE)(SrcPtr))
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// Get a byte from on-the-wire format to a short in the host format
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#define GETBYTE2ULONG(DstPtr, SrcPtr) \
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*(PULONG)(DstPtr) = (ULONG) (*(PBYTE)(SrcPtr))
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// Get a short from on-the-wire format to a dword in the host format
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#define GETSHORT2ULONG(DstPtr, SrcPtr) \
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*(PULONG)(DstPtr) = ((*((PBYTE)(SrcPtr)+0) << 8) + \
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(*((PBYTE)(SrcPtr)+1) ))
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// Get a short from on-the-wire format to a dword in the host format
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#define GETSHORT2SHORT(DstPtr, SrcPtr) \
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*(PUSHORT)(DstPtr) = ((*((PBYTE)(SrcPtr)+0) << 8) + \
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(*((PBYTE)(SrcPtr)+1) ))
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// Get a dword from on-the-wire format to a dword in the host format
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#define GETULONG2ULONG(DstPtr, SrcPtr) \
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*(PULONG)(DstPtr) = ((*((PBYTE)(SrcPtr)+0) << 24) + \
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(*((PBYTE)(SrcPtr)+1) << 16) + \
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(*((PBYTE)(SrcPtr)+2) << 8) + \
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(*((PBYTE)(SrcPtr)+3) ))
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// Get a dword from on-the-wire format to a dword in the same format but
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// also watch out for alignment
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#define GETULONG2ULONG_NOCONV(DstPtr, SrcPtr) \
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*((PBYTE)(DstPtr)+0) = *((PBYTE)(SrcPtr)+0); \
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*((PBYTE)(DstPtr)+1) = *((PBYTE)(SrcPtr)+1); \
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*((PBYTE)(DstPtr)+2) = *((PBYTE)(SrcPtr)+2); \
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*((PBYTE)(DstPtr)+3) = *((PBYTE)(SrcPtr)+3);
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// Put a dword from the host format to a short to on-the-wire format
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#define PUTBYTE2BYTE(DstPtr, Src) \
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*((PBYTE)(DstPtr)) = (BYTE)(Src)
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// Put a dword from the host format to a short to on-the-wire format
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#define PUTSHORT2BYTE(DstPtr, Src) \
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*((PBYTE)(DstPtr)) = ((USHORT)(Src) % 256)
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// Put a dword from the host format to a short to on-the-wire format
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#define PUTSHORT2SHORT(DstPtr, Src) \
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*((PBYTE)(DstPtr)+0) = (BYTE) ((USHORT)(Src) >> 8), \
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*((PBYTE)(DstPtr)+1) = (BYTE)(Src)
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// Put a dword from the host format to a byte to on-the-wire format
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#define PUTULONG2BYTE(DstPtr, Src) \
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*(PBYTE)(DstPtr) = (BYTE)(Src)
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// Put a dword from the host format to a short to on-the-wire format
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#define PUTULONG2SHORT(DstPtr, Src) \
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*((PBYTE)(DstPtr)+0) = (BYTE) ((ULONG)(Src) >> 8), \
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*((PBYTE)(DstPtr)+1) = (BYTE) (Src)
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// Put a dword from the host format to a dword to on-the-wire format
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#define PUTULONG2ULONG(DstPtr, Src) \
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*((PBYTE)(DstPtr)+0) = (BYTE) ((ULONG)(Src) >> 24), \
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*((PBYTE)(DstPtr)+1) = (BYTE) ((ULONG)(Src) >> 16), \
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*((PBYTE)(DstPtr)+2) = (BYTE) ((ULONG)(Src) >> 8), \
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*((PBYTE)(DstPtr)+3) = (BYTE) (Src)
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// Put a BYTE[4] array into another BYTE4 array.
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#define PUTBYTE42BYTE4(DstPtr, SrcPtr) \
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*((PBYTE)(DstPtr)+0) = *((PBYTE)(SrcPtr)+0), \
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*((PBYTE)(DstPtr)+1) = *((PBYTE)(SrcPtr)+1), \
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*((PBYTE)(DstPtr)+2) = *((PBYTE)(SrcPtr)+2), \
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*((PBYTE)(DstPtr)+3) = *((PBYTE)(SrcPtr)+3)
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// MIN/MAX macros
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#define MIN(a, b) (((a) < (b)) ? (a) : (b))
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#define MAX(a, b) (((a) > (b)) ? (a) : (b))
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// Exported prototypes
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UINT
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SpxUtilWstrLength(
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IN PWSTR Wstr);
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LONG
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SpxRandomNumber(
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VOID);
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NTSTATUS
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SpxUtilGetSocketType(
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PUNICODE_STRING RemainingFileName,
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PBYTE SocketType);
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VOID
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SpxSleep(
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IN ULONG TimeInMs);
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ULONG
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SpxBuildTdiAddress(
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IN PVOID AddressBuffer,
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IN ULONG AddressBufferLength,
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IN UCHAR Network[4],
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IN UCHAR Node[6],
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IN USHORT Socket);
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VOID
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SpxBuildTdiAddressFromIpxAddr(
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IN PVOID AddressBuffer,
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IN PBYTE pIpxAddr);
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TDI_ADDRESS_IPX UNALIGNED *
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SpxParseTdiAddress(
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IN TRANSPORT_ADDRESS UNALIGNED * TransportAddress);
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BOOLEAN
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SpxValidateTdiAddress(
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IN TRANSPORT_ADDRESS UNALIGNED * TransportAddress,
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IN ULONG TransportAddressLength);
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VOID
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SpxCalculateNewT1(
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IN struct _SPX_CONN_FILE * pSpxConnFile,
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IN int NewT1);
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