396 lines
15 KiB
C
396 lines
15 KiB
C
//+----------------------------------------------------------------------------
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//
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// Copyright (C) 1992, Microsoft Corporation
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//
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// File: DfsMrshl.h
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//
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// Contents: Defines for Dfs marshalling routines
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//
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// Classes:
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//
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// Functions:
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//
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// History: March 29, 1994 Milans Created from Peterco's dfsrtl.h
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//
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//-----------------------------------------------------------------------------
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#ifndef _DFSMRSHL_
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#define _DFSMRSHL_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stddef.h>
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#include <guiddef.h>
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//
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// MARSHALLING AND UNMARSHALLING SUPPORT
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//
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#ifdef KERNEL_MODE
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#define MarshalBufferAllocate(x) ExAllocatePoolWithTag(PagedPool, x, ' puM')
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#define MarshalBufferFree(x) ExFreePool(x)
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#else
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#include <stdlib.h>
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#define MarshalBufferAllocate(x) malloc(x)
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#define MarshalBufferFree(x) free(x)
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#endif // KERNEL_MODE
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#define DfsAllocate MarshalBufferAllocate
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#define DfsFree MarshalBufferFree
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//
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// Structure used when marshalling and unmarhalling
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//
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typedef struct _MARSHAL_BUFFER {
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PUCHAR First;
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PUCHAR Current;
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PUCHAR Last;
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} MARSHAL_BUFFER, *PMARSHAL_BUFFER;
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typedef struct _MARSHAL_TYPE_INFO {
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ULONG _type; // the type of item to be marshalled
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ULONG _off; // offset of item (in the struct)
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ULONG _cntsize; // size of counter for counted array
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ULONG _cntoff; // else, offset count item (in the struct)
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struct _MARSHAL_INFO * _subinfo;// if compound type, need info
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} MARSHAL_TYPE_INFO, *PMARSHAL_TYPE_INFO;
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typedef struct _MARSHAL_INFO {
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ULONG _size; // size of item
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ULONG _typecnt; // number of type infos
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PMARSHAL_TYPE_INFO _typeInfo; // type infos
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} MARSHAL_INFO, *PMARSHAL_INFO;
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#define _mkMarshalInfo(s, i)\
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{(ULONG)sizeof(s),(ULONG)(sizeof(i)/sizeof(MARSHAL_TYPE_INFO)),i}
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#define MTYPE_BASE_TYPE (0x0000ffffL)
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#define MTYPE_COMPOUND (0x00000001L)
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#define MTYPE_GUID (0x00000002L)
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#define MTYPE_STRING (0x00000003L)
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#define MTYPE_UNICODE_STRING (0x00000004L)
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#define MTYPE_ULONG (0x00000005L)
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#define MTYPE_USHORT (0x00000006L)
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#define MTYPE_PWSTR (0x00000007L)
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#define MTYPE_UCHAR (0x00000008L)
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#define MTYPE_CONFORMANT_CNT (0x00000009L)
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#define MTYPE_INDIRECT (0x80000000L)
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#define MTYPE_COMPLEX_TYPE (0x7fff0000L)
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#define MTYPE_STATIC_ARRAY (0x00010000L)
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#define MTYPE_COUNTED_ARRAY (0x00020000L)
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#define _MCode_conformant(s,m,c)\
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{MTYPE_CONFORMANT_CNT, sizeof(((s *) 0)->m[0]), sizeof(((s *) 0)->c), offsetof(s,c), 0L}
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#define _MCode_Base(t,s,m,i)\
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{t,offsetof(s,m),0L,0L,i}
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#define _MCode_struct(s,m,i)\
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_MCode_Base(MTYPE_COMPOUND,s,m,i)
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#define _MCode_guid(s,m)\
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_MCode_Base(MTYPE_GUID,s,m,NULL)
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#define _MCode_str(s,m)\
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_MCode_Base(MTYPE_STRING,s,m,NULL)
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#define _MCode_ustr(s,m)\
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_MCode_Base(MTYPE_UNICODE_STRING,s,m,NULL)
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#define _MCode_pwstr(s,m)\
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_MCode_Base(MTYPE_PWSTR,s,m,NULL)
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#define _MCode_ul(s,m)\
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_MCode_Base(MTYPE_ULONG,s,m,NULL)
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#define _MCode_ush(s,m)\
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_MCode_Base(MTYPE_USHORT,s,m,NULL)
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#define _MCode_uch(s,m)\
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_MCode_Base(MTYPE_UCHAR,s,m,NULL)
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#define _MCode_pstruct(s,m,i)\
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_MCode_Base(MTYPE_COMPOUND|MTYPE_INDIRECT,s,m,i)
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#define _MCode_pguid(s,m)\
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_MCode_Base(MTYPE_GUID|MTYPE_INDIRECT,s,m,NULL)
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#define _MCode_pstr(s,m)\
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_MCode_Base(MTYPE_STRING|MTYPE_INDIRECT,s,m,NULL)
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#define _MCode_pustr(s,m)\
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_MCode_Base(MTYPE_UNICODE_STRING|MTYPE_INDIRECT,s,m,NULL)
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#define _MCode_pul(s,m)\
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_MCode_Base(MTYPE_ULONG|MTYPE_INDIRECT,s,m,NULL)
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#define _MCode_push(s,m)\
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_MCode_Base(MTYPE_USHORT|MTYPE_INDIRECT,s,m,NULL)
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#define _MCode_puch(s,m)\
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_MCode_Base(MTYPE_UCHAR|MTYPE_INDIRECT,s,m,NULL)
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#define _MCode_aStatic(t,s,m,c,i)\
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{t|MTYPE_STATIC_ARRAY,offsetof(s,m),0L,c,i}
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#define _MCode_astruct(s,m,c,i)\
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_MCode_aStatic(MTYPE_COMPOUND,s,m,c,i)
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#define _MCode_aguid(s,m,c)\
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_MCode_aStatic(MTYPE_GUID,s,m,c,NULL)
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#define _MCode_astr(s,m,c)\
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_MCode_aStatic(MTYPE_STRING,s,m,c,NULL)
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#define _MCode_austr(s,m,c)\
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_MCode_aStatic(MTYPE_UNICODE_STRING,s,m,c,NULL)
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#define _MCode_aul(s,m,c)\
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_MCode_aStatic(MTYPE_ULONG,s,m,c,NULL)
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#define _MCode_aush(s,m,c)\
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_MCode_aStatic(MTYPE_USHORT,s,m,c,NULL)
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#define _MCode_auch(s,m,c)\
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_MCode_aStatic(MTYPE_UCHAR,s,m,c,NULL)
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#define _MCode_pastruct(s,m,c,i)\
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_MCode_aStatic(MTYPE_COMPOUND|MTYPE_INDIRECT,s,m,c,i)
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#define _MCode_paguid(s,m,c)\
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_MCode_aStatic(MTYPE_GUID|MTYPE_INDIRECT,s,m,c,NULL)
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#define _MCode_pastr(s,m,c)\
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_MCode_aStatic(MTYPE_STRING|MTYPE_INDIRECT,s,m,c,NULL)
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#define _MCode_paustr(s,m,c)\
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_MCode_aStatic(MTYPE_UNICODE_STRING|MTYPE_INDIRECT,s,m,c,NULL)
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#define _MCode_paul(s,m,c)\
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_MCode_aStatic(MTYPE_ULONG|MTYPE_INDIRECT,s,m,c,NULL)
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#define _MCode_paush(s,m,c)\
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_MCode_aStatic(MTYPE_USHORT|MTYPE_INDIRECT,s,m,c,NULL)
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#define _MCode_pauch(s,m,c)\
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_MCode_aStatic(MTYPE_UCHAR|MTYPE_INDIRECT,s,m,c,NULL)
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#define _MCode_aCounted(t,s,m,c,i) {\
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t|MTYPE_COUNTED_ARRAY,\
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offsetof(s,m),\
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sizeof(((s *)0)->c),\
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offsetof(s,c),\
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i\
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}
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#define _MCode_castruct(s,m,c,i)\
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_MCode_aCounted(MTYPE_COMPOUND,s,m,c,i)
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#define _MCode_caguid(s,m,c)\
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_MCode_aCounted(MTYPE_GUID,s,m,c,NULL)
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#define _MCode_capwstr(s,m,c)\
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_MCode_aCounted(MTYPE_PWSTR,s,m,c,NULL)
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#define _MCode_castr(s,m,c)\
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_MCode_aCounted(MTYPE_STRING,s,m,c,NULL)
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#define _MCode_caustr(s,m,c)\
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_MCode_aCounted(MTYPE_UNICODE_STRING,s,m,c,NULL)
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#define _MCode_caul(s,m,c)\
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_MCode_aCounted(MTYPE_ULONG,s,m,c,NULL)
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#define _MCode_caush(s,m,c)\
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_MCode_aCounted(MTYPE_USHORT,s,m,c,NULL)
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#define _MCode_cauch(s,m,c)\
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_MCode_aCounted(MTYPE_UCHAR,s,m,c,NULL)
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#define _MCode_pcastruct(s,m,c,i)\
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_MCode_aCounted(MTYPE_COMPOUND|MTYPE_INDIRECT,s,m,c,i)
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#define _MCode_pcaguid(s,m,c)\
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_MCode_aCounted(MTYPE_GUID|MTYPE_INDIRECT,s,m,c,NULL)
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#define _MCode_pcapwstr(s,m,c)\
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_MCode_aCounted(MTYPE_PWSTR|MTYPE_INDIRECT,s,m,c,NULL)
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#define _MCode_pcastr(s,m,c)\
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_MCode_aCounted(MTYPE_STRING|MTYPE_INDIRECT,s,m,c,NULL)
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#define _MCode_pcaustr(s,m,c)\
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_MCode_aCounted(MTYPE_UNICODE_STRING|MTYPE_INDIRECT,s,m,c,NULL)
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#define _MCode_pcaul(s,m,c)\
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_MCode_aCounted(MTYPE_ULONG|MTYPE_INDIRECT,s,m,c,NULL)
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#define _MCode_pcaush(s,m,c)\
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_MCode_aCounted(MTYPE_USHORT|MTYPE_INDIRECT,s,m,c,NULL)
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#define MarshalBufferInitialize( MarshalBuffer, BufferLength, Buffer ) {\
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(MarshalBuffer)->First = (PUCHAR)(Buffer); \
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(MarshalBuffer)->Current = (PUCHAR)(Buffer); \
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(MarshalBuffer)->Last = &(MarshalBuffer)->Current[(BufferLength)]; \
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}
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//
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// Defines and functions for unmarshalling base types.
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// The BYTE masks are perfectly fine and they dont care if
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// we are on working on LITTLE_ENDIAN or BIG_ENDIAN etc.
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//
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#define BYTE_0_MASK 0xFF
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#define BYTE_0(Value) (UCHAR)( (Value) & BYTE_0_MASK)
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#define BYTE_1(Value) (UCHAR)( ((Value) >> 8) & BYTE_0_MASK)
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#define BYTE_2(Value) (UCHAR)( ((Value) >> 16) & BYTE_0_MASK)
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#define BYTE_3(Value) (UCHAR)( ((Value) >> 24) & BYTE_0_MASK)
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#define DfsRtlGetUshort(MarshalBuffer, pValue) ( \
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((MarshalBuffer)->Current + 2 <= (MarshalBuffer)->Last) ? \
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*(pValue) = (USHORT)((MarshalBuffer)->Current[0] ) | \
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((MarshalBuffer)->Current[1] << 8), \
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(MarshalBuffer)->Current += 2, \
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STATUS_SUCCESS \
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: STATUS_DATA_ERROR \
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)
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#define DfsRtlPutUshort(MarshalBuffer, pValue) ( \
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((MarshalBuffer)->Current + 2 <= (MarshalBuffer)->Last) ? \
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(MarshalBuffer)->Current[0] = BYTE_0(*pValue), \
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(MarshalBuffer)->Current[1] = BYTE_1(*pValue), \
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(MarshalBuffer)->Current += 2, \
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STATUS_SUCCESS \
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: STATUS_BUFFER_TOO_SMALL \
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)
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#define DfsRtlGetUlong(MarshalBuffer, pValue) ( \
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((MarshalBuffer)->Current + 4 <= (MarshalBuffer)->Last) ? \
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*(pValue) = (ULONG) ((MarshalBuffer)->Current[0] ) | \
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((MarshalBuffer)->Current[1] << 8) | \
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((MarshalBuffer)->Current[2] << 16) | \
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((MarshalBuffer)->Current[3] << 24), \
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(MarshalBuffer)->Current += 4, \
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STATUS_SUCCESS \
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: STATUS_DATA_ERROR \
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)
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#define DfsRtlPutUlong(MarshalBuffer, pValue) ( \
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((MarshalBuffer)->Current + 4 <= (MarshalBuffer)->Last) ? \
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(MarshalBuffer)->Current[0] = BYTE_0(*pValue), \
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(MarshalBuffer)->Current[1] = BYTE_1(*pValue), \
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(MarshalBuffer)->Current[2] = BYTE_2(*pValue), \
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(MarshalBuffer)->Current[3] = BYTE_3(*pValue), \
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(MarshalBuffer)->Current += 4, \
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STATUS_SUCCESS \
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: STATUS_BUFFER_TOO_SMALL \
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)
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#define DfsRtlGetGuid(MarshalBuffer, pValue) ( \
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((MarshalBuffer)->Current + 16 <= (MarshalBuffer)->Last) ? \
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(pValue)->Data1 = (ULONG) ((MarshalBuffer)->Current[0] ) | \
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((MarshalBuffer)->Current[1] << 8) | \
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((MarshalBuffer)->Current[2] << 16) | \
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((MarshalBuffer)->Current[3] << 24) , \
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(pValue)->Data2 = (USHORT)((MarshalBuffer)->Current[4] ) | \
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((MarshalBuffer)->Current[5] << 8) , \
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(pValue)->Data3 = (USHORT)((MarshalBuffer)->Current[6] ) | \
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((MarshalBuffer)->Current[7] << 8) , \
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memcpy((pValue)->Data4, &(MarshalBuffer)->Current[8], 8), \
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(MarshalBuffer)->Current += 16, \
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STATUS_SUCCESS \
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: STATUS_DATA_ERROR \
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)
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//
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// This routine is being used for DFS_UPD_REFERRAL_BUFFER. These
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// routines will continue to be used in the future as well since
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// we want to keep the structure of DFS_UPD_REFERRAL_BUFFER well
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// defined rather than using the Marshalling routines provided here.
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//
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#define _PutGuid(cp, pguid) \
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cp[0] = BYTE_0((pguid)->Data1), \
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cp[1] = BYTE_1((pguid)->Data1), \
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cp[2] = BYTE_2((pguid)->Data1), \
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cp[3] = BYTE_3((pguid)->Data1), \
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cp[4] = BYTE_0((pguid)->Data2), \
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cp[5] = BYTE_1((pguid)->Data2), \
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cp[6] = BYTE_0((pguid)->Data3), \
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cp[7] = BYTE_1((pguid)->Data3), \
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memcpy(&cp[8], (pguid)->Data4, 8)
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#define _PutULong(cp, ularg) \
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cp[0] = BYTE_0(ularg), \
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cp[1] = BYTE_1(ularg), \
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cp[2] = BYTE_2(ularg), \
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cp[3] = BYTE_3(ularg)
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#define _GetULong(cp, ularg) \
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ularg = (ULONG) (cp[0]) | \
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(cp[1] << 8) | \
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(cp[2] << 16) | \
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(cp[3] << 24)
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#define DfsRtlPutGuid(MarshalBuffer, pValue) ( \
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((MarshalBuffer)->Current + 16 <= (MarshalBuffer)->Last) ? \
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(MarshalBuffer)->Current[0] = BYTE_0((pValue)->Data1), \
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(MarshalBuffer)->Current[1] = BYTE_1((pValue)->Data1), \
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(MarshalBuffer)->Current[2] = BYTE_2((pValue)->Data1), \
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(MarshalBuffer)->Current[3] = BYTE_3((pValue)->Data1), \
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(MarshalBuffer)->Current[4] = BYTE_0((pValue)->Data2), \
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(MarshalBuffer)->Current[5] = BYTE_1((pValue)->Data2), \
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(MarshalBuffer)->Current[6] = BYTE_0((pValue)->Data3), \
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(MarshalBuffer)->Current[7] = BYTE_1((pValue)->Data3), \
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memcpy(&(MarshalBuffer)->Current[8], (pValue)->Data4, 8), \
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(MarshalBuffer)->Current += 16, \
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STATUS_SUCCESS \
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: STATUS_BUFFER_TOO_SMALL \
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)
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#define DfsRtlSizeString(pString, pSize) ( \
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((pString)->Length > 0) ? ( \
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((pString)->Buffer != NULL) ? \
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(*(pSize)) += (2 + (pString)->Length), \
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STATUS_SUCCESS \
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: STATUS_DATA_ERROR \
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) \
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: ((*(pSize)) += 2, \
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STATUS_SUCCESS) \
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)
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#define DfsRtlSizepwString(pString, pSize) ( \
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(*pString != NULL) ? \
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(*(pSize)) += ((1 + wcslen(*pString))*sizeof(WCHAR)), \
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STATUS_SUCCESS \
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: ((*(pSize)) += 2, \
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STATUS_SUCCESS) \
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)
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#define DfsRtlSizeUnicodeString(pUnicodeString, pSize) \
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DfsRtlSizeString(pUnicodeString, pSize)
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NTSTATUS
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DfsRtlGet(
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IN OUT PMARSHAL_BUFFER MarshalBuffer,
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IN PMARSHAL_INFO MarshalInfo,
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OUT PVOID Item
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);
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NTSTATUS
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DfsRtlPut(
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IN OUT PMARSHAL_BUFFER MarshalBuffer,
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IN PMARSHAL_INFO MarshalInfo,
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OUT PVOID Item
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);
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NTSTATUS
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DfsRtlSize(
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IN PMARSHAL_INFO MarshalInfo,
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IN PVOID Item,
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OUT PULONG Size
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);
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VOID
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DfsRtlUnwindGet(
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IN PMARSHAL_INFO MarshalInfo,
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IN PMARSHAL_TYPE_INFO LastTypeInfo,
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IN PVOID Item
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);
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#ifdef __cplusplus
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}
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#endif
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#endif // _DFSMRSHL_
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