reactos/dll/win32/rpcrt4/ndr_stubless.h
2019-11-23 12:12:31 +01:00

269 lines
9.4 KiB
C

/*
* NDR -Oi,-Oif,-Oicf Interpreter
*
* Copyright 2007 Robert Shearman (for CodeWeavers)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#pragma once
#include "ndrtypes.h"
/* there can't be any alignment with the structures in this file */
#include "pshpack1.h"
typedef struct _NDR_PROC_HEADER
{
/* type of handle to use:
* 0 - Explicit handle.
* Handle is passed as a parameter to the function.
* Indicates that explicit handle information follows the header,
* which actually describes the handle.
* FC_BIND_GENERIC = 31 - Implicit handle with custom binding routines
* (MIDL_STUB_DESC::IMPLICIT_HANDLE_INFO::pGenericBindingInfo)
* FC_BIND_PRIMITIVE = 32 - Implicit handle using handle_t created by
* calling application
* FC_AUTO_HANDLE = 33 - Automatic handle
* FC_CALLBACK_HANDLE = 34 - Implicit handle used for a callback: current handle
* from last remote call
*/
unsigned char handle_type;
/* procedure flags:
* Oi_FULL_PTR_USED = 0x01 - A full pointer can have the value NULL and can
* change during the call from NULL to non-NULL and supports aliasing
* and cycles. Indicates that the NdrFullPointerXlatInit function
* should be called.
* Oi_RPCSS_ALLOC_USED = 0x02 - Use RpcSS allocate/free routines instead of
* normal allocate/free routines
* Oi_OBJECT_PROC = 0x04 - Indicates a procedure that is part of an OLE
* interface, rather than a DCE RPC interface.
* Oi_HAS_RPCFLAGS = 0x08 - Indicates that the rpc_flags element is
* present in the header.
* Oi_HAS_COMM_OR_FAULT = 0x20 - If Oi_OBJECT_PROC not present only then
* indicates that the procedure has the comm_status or fault_status
* MIDL attribute.
* Oi_OBJ_USE_V2_INTERPRETER = 0x20 - If Oi_OBJECT_PROC present only
* then indicates that the format string is in -Oif or -Oicf format
* Oi_USE_NEW_INIT_ROUTINES = 0x40 - Use NdrXInitializeNew instead of
* NdrXInitialize?
*/
unsigned char Oi_flags;
/* the zero-based index of the procedure */
unsigned short proc_num;
/* total size of all parameters on the stack, including any "this"
* pointer and/or return value */
unsigned short stack_size;
} NDR_PROC_HEADER;
/* same as above struct except additional element rpc_flags */
typedef struct _NDR_PROC_HEADER_RPC
{
unsigned char handle_type;
unsigned char Oi_flags;
/*
* RPCF_Idempotent = 0x0001 - [idempotent] MIDL attribute
* RPCF_Broadcast = 0x0002 - [broadcast] MIDL attribute
* RPCF_Maybe = 0x0004 - [maybe] MIDL attribute
* Reserved = 0x0008 - 0x0080
* RPCF_Message = 0x0100 - [message] MIDL attribute
* Reserved = 0x0200 - 0x1000
* RPCF_InputSynchronous = 0x2000 - unknown
* RPCF_Asynchronous = 0x4000 - [async] MIDL attribute
* Reserved = 0x8000
*/
unsigned int rpc_flags;
unsigned short proc_num;
unsigned short stack_size;
} NDR_PROC_HEADER_RPC;
typedef struct _NDR_PROC_PARTIAL_OIF_HEADER
{
/* the pre-computed client buffer size so that interpreter can skip all
* or some (if the flag ClientMustSize is specified) of the sizing pass */
unsigned short constant_client_buffer_size;
/* the pre-computed server buffer size so that interpreter can skip all
* or some (if the flag ServerMustSize is specified) of the sizing pass */
unsigned short constant_server_buffer_size;
INTERPRETER_OPT_FLAGS Oi2Flags;
/* number of params */
unsigned char number_of_params;
} NDR_PROC_PARTIAL_OIF_HEADER;
typedef struct _NDR_PARAM_OI_BASETYPE
{
/* parameter direction. One of:
* FC_IN_PARAM_BASETYPE = 0x4e - an in param
* FC_RETURN_PARAM_BASETYPE = 0x53 - a return param
*/
unsigned char param_direction;
/* One of: FC_BYTE,FC_CHAR,FC_SMALL,FC_USMALL,FC_WCHAR,FC_SHORT,FC_USHORT,
* FC_LONG,FC_ULONG,FC_FLOAT,FC_HYPER,FC_DOUBLE,FC_ENUM16,FC_ENUM32,
* FC_ERROR_STATUS_T,FC_INT3264,FC_UINT3264 */
unsigned char type_format_char;
} NDR_PARAM_OI_BASETYPE;
typedef struct _NDR_PARAM_OI_OTHER
{
/* One of:
* FC_IN_PARAM = 0x4d - An in param
* FC_IN_OUT_PARAM = 0x50 - An in/out param
* FC_OUT_PARAM = 0x51 - An out param
* FC_RETURN_PARAM = 0x52 - A return value
* FC_IN_PARAM_NO_FREE_INST = 0x4f - A param for which no freeing is done
*/
unsigned char param_direction;
/* Size of param on stack in NUMBERS OF INTS */
unsigned char stack_size;
/* offset in the type format string table */
unsigned short type_offset;
} NDR_PARAM_OI_OTHER;
typedef struct
{
PARAM_ATTRIBUTES attr;
/* the offset on the calling stack where the parameter is located */
unsigned short stack_offset;
union
{
/* see NDR_PARAM_OI_BASETYPE::type_format_char */
unsigned char type_format_char;
/* offset into the provided type format string where the type for this
* parameter starts */
unsigned short type_offset;
} u;
} NDR_PARAM_OIF;
/* explicit handle description for FC_BIND_PRIMITIVE type */
typedef struct _NDR_EHD_PRIMITIVE
{
/* FC_BIND_PRIMITIVE */
unsigned char handle_type;
/* is the handle passed in via a pointer? */
unsigned char flag;
/* offset from the beginning of the stack to the handle in bytes */
unsigned short offset;
} NDR_EHD_PRIMITIVE;
/* explicit handle description for FC_BIND_GENERIC type */
typedef struct _NDR_EHD_GENERIC
{
/* FC_BIND_GENERIC */
unsigned char handle_type;
/* upper 4bits is a flag indicating whether the handle is passed in
* via a pointer. lower 4bits is the size of the user defined generic
* handle type. the size must be less than or equal to the machine
* register size */
unsigned char flag_and_size;
/* offset from the beginning of the stack to the handle in bytes */
unsigned short offset;
/* the index into the aGenericBindingRoutinesPairs field of MIDL_STUB_DESC
* giving the bind and unbind routines for the handle */
unsigned char binding_routine_pair_index;
/* FC_PAD */
unsigned char unused;
} NDR_EHD_GENERIC;
/* explicit handle description for FC_BIND_CONTEXT type */
typedef struct _NDR_EHD_CONTEXT
{
/* FC_BIND_CONTEXT */
unsigned char handle_type;
/* Any of the following flags:
* NDR_CONTEXT_HANDLE_CANNOT_BE_NULL = 0x01
* NDR_CONTEXT_HANDLE_SERIALIZE = 0x02
* NDR_CONTEXT_HANDLE_NO_SERIALIZE = 0x04
* NDR_STRICT_CONTEXT_HANDLE = 0x08
* HANDLE_PARAM_IS_RETURN = 0x10
* HANDLE_PARAM_IS_OUT = 0x20
* HANDLE_PARAM_IS_IN = 0x40
* HANDLE_PARAM_IS_VIA_PTR = 0x80
*/
unsigned char flags;
/* offset from the beginning of the stack to the handle in bytes */
unsigned short offset;
/* zero-based index on rundown routine in apfnNdrRundownRoutines field
* of MIDL_STUB_DESC */
unsigned char context_rundown_routine_index;
/* varies depending on NDR version used.
* V1: zero-based index into parameters
* V2: zero-based index into handles that are parameters */
unsigned char param_num;
} NDR_EHD_CONTEXT;
#include "poppack.h"
struct async_call_data
{
MIDL_STUB_MESSAGE *pStubMsg;
const NDR_PROC_HEADER *pProcHeader;
PFORMAT_STRING pHandleFormat;
PFORMAT_STRING pParamFormat;
RPC_BINDING_HANDLE hBinding;
/* size of stack */
unsigned short stack_size;
/* number of parameters. optional for client to give it to us */
unsigned int number_of_params;
/* location to put retval into */
LONG_PTR *retval_ptr;
/* correlation cache */
ULONG_PTR NdrCorrCache[256];
};
enum stubless_phase
{
STUBLESS_UNMARSHAL,
STUBLESS_INITOUT,
STUBLESS_CALLSERVER,
STUBLESS_CALCSIZE,
STUBLESS_GETBUFFER,
STUBLESS_MARSHAL,
STUBLESS_MUSTFREE,
STUBLESS_FREE
};
LONG_PTR CDECL ndr_client_call( PMIDL_STUB_DESC pStubDesc, PFORMAT_STRING pFormat,
void **stack_top, void **fpu_stack ) DECLSPEC_HIDDEN;
LONG_PTR CDECL ndr_async_client_call( PMIDL_STUB_DESC pStubDesc, PFORMAT_STRING pFormat,
void **stack_top ) DECLSPEC_HIDDEN;
void client_do_args( PMIDL_STUB_MESSAGE pStubMsg, PFORMAT_STRING pFormat, enum stubless_phase phase,
void **fpu_args, unsigned short number_of_params, unsigned char *pRetVal ) DECLSPEC_HIDDEN;
PFORMAT_STRING convert_old_args( PMIDL_STUB_MESSAGE pStubMsg, PFORMAT_STRING pFormat,
unsigned int stack_size, BOOL object_proc,
void *buffer, unsigned int size, unsigned int *count ) DECLSPEC_HIDDEN;
RPC_STATUS NdrpCompleteAsyncClientCall(RPC_ASYNC_STATE *pAsync, void *Reply) DECLSPEC_HIDDEN;
RPC_STATUS NdrpCompleteAsyncServerCall(RPC_ASYNC_STATE *pAsync, void *Reply) DECLSPEC_HIDDEN;