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