337 lines
8.4 KiB
C
337 lines
8.4 KiB
C
/*++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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Copyright (c) 2000 Microsoft Corporation
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Module Name :
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ndrmisc.h
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Abtract :
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Contains misc. function prototypes, flags, and macros, mainly from
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rpc\ndr20\ndrp.h.
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Revision History :
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John Doty johndoty May 2000 (Assembled from other ndr headers)
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--------------------------------------------------------------------*/
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#ifndef __NDRMISC_H__
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#define __NDRMISC_H__
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//
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// Type marshalling and buffer manipulation
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//
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EXTERN_C uchar *
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NdrpMemoryIncrement(
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PMIDL_STUB_MESSAGE pStubMsg,
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uchar * pMemory,
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PFORMAT_STRING pFormat
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);
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EXTERN_C void
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NdrUnmarshallBasetypeInline(
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PMIDL_STUB_MESSAGE pStubMsg,
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uchar * pArg,
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uchar Format
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);
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EXTERN_C
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unsigned char
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RPC_ENTRY
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NdrGetSimpleTypeBufferAlignment(
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unsigned char FormatChar
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);
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EXTERN_C
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unsigned char
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RPC_ENTRY
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NdrGetSimpleTypeBufferSize(
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unsigned char FormatChar
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);
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EXTERN_C
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unsigned char
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RPC_ENTRY
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NdrGetSimpleTypeMemorySize(
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unsigned char FormatChar
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);
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EXTERN_C
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unsigned long
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RPC_ENTRY
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NdrGetTypeFlags(
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unsigned char FormatChar
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);
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EXTERN_C
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void
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RPC_ENTRY
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NdrTypeSize(
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PMIDL_STUB_MESSAGE pStubMsg,
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unsigned char __RPC_FAR * pMemory,
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PFORMAT_STRING pFormat
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);
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EXTERN_C
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unsigned char *
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RPC_ENTRY
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NdrTypeMarshall(
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PMIDL_STUB_MESSAGE pStubMsg,
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unsigned char __RPC_FAR * pMemory,
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PFORMAT_STRING pFormat
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);
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EXTERN_C
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unsigned char *
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RPC_ENTRY
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NdrTypeUnmarshall(
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PMIDL_STUB_MESSAGE pStubMsg,
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unsigned char __RPC_FAR ** ppMemory,
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PFORMAT_STRING pFormat,
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unsigned char fSkipRefCheck
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);
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EXTERN_C
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void
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RPC_ENTRY
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NdrTypeFree(
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PMIDL_STUB_MESSAGE pStubMsg,
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unsigned char __RPC_FAR * pMemory,
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PFORMAT_STRING pFormat
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);
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// used by callframe guys
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EXTERN_C void
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NdrOutInit(
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PMIDL_STUB_MESSAGE pStubMsg,
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PFORMAT_STRING pFormat,
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uchar ** ppArg
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);
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// This definition is adjusted for a native platform.
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// The wire size is fixed for DCE NDR regardless of platform.
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#define PTR_MEM_SIZE sizeof(void *)
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#define PTR_MEM_ALIGN (sizeof(void *)-1)
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#define PTR_WIRE_SIZE (4)
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#define NDR_MAX_BUFFER_ALIGNMENT (16)
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#define CONTEXT_HANDLE_WIRE_SIZE 20
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#define IGNORED(Param)
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//
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// Alignment macros.
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//
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#define ALIGN( pStuff, cAlign ) \
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pStuff = (uchar *)((LONG_PTR)((pStuff) + (cAlign)) \
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& ~ ((LONG_PTR)(cAlign)))
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#define LENGTH_ALIGN( Length, cAlign ) \
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Length = (((Length) + (cAlign)) & ~ (cAlign))
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//
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// Simple type alignment and size lookup macros.
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//
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#ifdef _RPCRT4_
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#define SIMPLE_TYPE_ALIGNMENT(FormatChar) SimpleTypeAlignment[FormatChar]
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#define SIMPLE_TYPE_BUFSIZE(FormatChar) SimpleTypeBufferSize[FormatChar]
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#define SIMPLE_TYPE_MEMSIZE(FormatChar) SimpleTypeMemorySize[FormatChar]
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#else
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#define SIMPLE_TYPE_ALIGNMENT(FormatChar) NdrGetSimpleTypeBufferAlignment(FormatChar)
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#define SIMPLE_TYPE_BUFSIZE(FormatChar) NdrGetSimpleTypeBufferSize(FormatChar)
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#define SIMPLE_TYPE_MEMSIZE(FormatChar) NdrGetSimpleTypeMemorySize(FormatChar)
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#endif
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//
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// Format character attribute bits used in global NdrTypesFlags defined in
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// global.c.
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//
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#define _SIMPLE_TYPE_ 0x0001L
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#define _POINTER_ 0x0002L
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#define _STRUCT_ 0x0004L
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#define _ARRAY_ 0x0008L
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#define _STRING_ 0x0010L
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#define _UNION_ 0x0020L
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#define _XMIT_AS_ 0x0040L
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#define _BY_VALUE_ 0x0080L
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#define _HANDLE_ 0x0100L
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#define _BASIC_POINTER_ 0x0200L
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//
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// Format character query macros.
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//
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#ifdef __RPCRT4__
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#define _FC_FLAGS(FC) NdrTypeFlags[(FC)]
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#else
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#define _FC_FLAGS(FC) NdrGetTypeFlags(FC)
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#endif
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#define IS_SIMPLE_TYPE(FC) (_FC_FLAGS(FC) & _SIMPLE_TYPE_)
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#define IS_POINTER_TYPE(FC) (_FC_FLAGS(FC) & _POINTER_)
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#define IS_BASIC_POINTER(FC) (_FC_FLAGS(FC) & _BASIC_POINTER_)
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#define IS_ARRAY(FC) (_FC_FLAGS(FC) & _ARRAY_)
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#define IS_STRUCT(FC) (_FC_FLAGS(FC) & _STRUCT_)
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#define IS_UNION(FC) (_FC_FLAGS(FC) & _UNION_)
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#define IS_STRING(FC) (_FC_FLAGS(FC) & _STRING_)
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#define IS_ARRAY_OR_STRING(FC) (_FC_FLAGS(FC) & (_STRING_ | _ARRAY_))
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#define IS_XMIT_AS(FC) (_FC_FLAGS(FC) & _XMIT_AS_)
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#define IS_BY_VALUE(FC) (_FC_FLAGS(FC) & _BY_VALUE_)
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#define IS_HANDLE(FC) (NdrTypeFlags[(FC)] & _HANDLE_)
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//
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// Pointer attribute extraction and querying macros.
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//
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#define ALLOCATE_ALL_NODES( FC ) ((FC) & FC_ALLOCATE_ALL_NODES)
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#define DONT_FREE( FC ) ((FC) & FC_DONT_FREE)
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#define ALLOCED_ON_STACK( FC ) ((FC) & FC_ALLOCED_ON_STACK)
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#define SIMPLE_POINTER( FC ) ((FC) & FC_SIMPLE_POINTER)
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#define POINTER_DEREF( FC ) ((FC) & FC_POINTER_DEREF)
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//
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// Handle query macros.
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//
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#define IS_HANDLE_PTR( FC ) ((FC) & HANDLE_PARAM_IS_VIA_PTR)
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#define IS_HANDLE_IN( FC ) ((FC) & HANDLE_PARAM_IS_IN)
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#define IS_HANDLE_OUT( FC ) ((FC) & HANDLE_PARAM_IS_OUT)
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#define IS_HANDLE_RETURN( FC ) ((FC) & HANDLE_PARAM_IS_RETURN)
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//
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// Stack and argument defines.
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//
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#if defined(_AMD64_) || defined(_IA64_)
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#define REGISTER_TYPE _int64
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#else
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#define REGISTER_TYPE int
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#endif
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#define RETURN_SIZE 8
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//
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// Argument retrieval macros.
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//
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#define INIT_ARG(argptr,arg0) va_start(argptr, arg0)
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#ifndef _ALPHA_
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//
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// Both MIPS and x86 are 4 byte aligned stacks, with MIPS supporting 8byte
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// alignment on the stack as well. Their va_list is essentially an
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// unsigned char *.
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//
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#if defined(_IA64_)
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#define GET_FIRST_IN_ARG(argptr)
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#define GET_FIRST_OUT_ARG(argptr)
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#elif defined(_AMD64_)
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#define GET_FIRST_IN_ARG(argptr)
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#define GET_FIRST_OUT_ARG(argptr)
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#else
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#define GET_FIRST_IN_ARG(argptr) argptr = *(va_list *)argptr
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#define GET_FIRST_OUT_ARG(argptr) argptr = *(va_list *)argptr
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#endif
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#define GET_NEXT_C_ARG(argptr,type) va_arg(argptr,type)
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#define SKIP_STRUCT_ON_STACK(ArgPtr, Size) ArgPtr += Size
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#define GET_STACK_START(ArgPtr) ArgPtr
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#define GET_STACK_POINTER(ArgPtr, mode) ArgPtr
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#else // _ALPHA_
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//
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// The Alpha has an 8byte aligned stack, with its va_list being a structure
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// consisting of an unsigned char *, a0 and an int offset. See stdarg.h for
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// the gory details.
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//
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#define GET_FIRST_IN_ARG(argptr) \
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argptr.a0 = va_arg(argptr, char *); \
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argptr.offset = 0
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#define GET_FIRST_OUT_ARG(argptr) \
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argptr.a0 = va_arg(argptr, char *); \
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argptr.offset = 0
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//
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// Note that this macro does nothing for the Alpha. The stack incrementing is
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// folded into the GET_STACK_POINTER below.
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//
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#define GET_NEXT_C_ARG(argptr,type)
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#define SKIP_STRUCT_ON_STACK(ArgPtr, Size) \
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Size += 7; Size &= ~7; \
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for(Size /= sizeof(_int64);Size;--Size){va_arg(ArgPtr, _int64);}
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#define GET_STACK_START(ArgPtr) ArgPtr.a0
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//
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// Ok, this ugly mess is just a trimmed dowm version of the va_arg macro for
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// the alpha. What is missing is the dereference operator (*) and the test for
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// a float (__builtin_isfloat()).
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//
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#define GET_STACK_POINTER(ArgPtr, mode) \
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( \
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((ArgPtr).offset += ((int)sizeof(mode) + 7) & -8) , \
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(mode *)((ArgPtr).a0 + \
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(ArgPtr).offset - \
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(((int)sizeof(mode) + 7) & -8)) \
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)
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#endif // _ALPHA_
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//
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// Use the following macro _after_ argptr has been saved or processed
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//
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#define SKIP_PROCESSED_ARG(argptr, type) \
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GET_NEXT_C_ARG(argptr, type); \
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GET_STACK_POINTER(argptr,type)
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#define GET_NEXT_S_ARG(argptr,type) argptr += sizeof(type)
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#endif
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