2 * NDR -Oi,-Oif,-Oicf Interpreter
4 * Copyright 2007 Robert Shearman (for CodeWeavers)
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21 /* there can't be any alignment with the structures in this file */
24 /* From http://msdn.microsoft.com/library/default.asp?url=/library/en-us/rpc/rpc/parameter_descriptors.asp */
25 typedef struct _NDR_PROC_HEADER
27 /* type of handle to use:
28 * RPC_FC_BIND_EXPLICIT = 0 - Explicit handle.
29 * Handle is passed as a parameter to the function.
30 * Indicates that explicit handle information follows the header,
31 * which actually describes the handle.
32 * RPC_FC_BIND_GENERIC = 31 - Implicit handle with custom binding routines
33 * (MIDL_STUB_DESC::IMPLICIT_HANDLE_INFO::pGenericBindingInfo)
34 * RPC_FC_BIND_PRIMITIVE = 32 - Implicit handle using handle_t created by
36 * RPC_FC_AUTO_HANDLE = 33 - Automatic handle
37 * RPC_FC_CALLBACK_HANDLE = 34 - undocmented
39 unsigned char handle_type;
42 * Oi_FULL_PTR_USED = 0x01 - A full pointer can have the value NULL and can
43 * change during the call from NULL to non-NULL and supports aliasing
44 * and cycles. Indicates that the NdrFullPointerXlatInit function
46 * Oi_RPCSS_ALLOC_USED = 0x02 - Use RpcSS allocate/free routines instead of
47 * normal allocate/free routines
48 * Oi_OBJECT_PROC = 0x04 - Indicates a procedure that is part of an OLE
49 * interface, rather than a DCE RPC interface.
50 * Oi_HAS_RPCFLAGS = 0x08 - Indicates that the rpc_flags element is
51 * present in the header.
52 * Oi_HAS_COMM_OR_FAULT = 0x20 - If Oi_OBJECT_PROC not present only then
53 * indicates that the procedure has the comm_status or fault_status
55 * Oi_OBJ_USE_V2_INTERPRETER = 0x20 - If Oi_OBJECT_PROC present only
56 * then indicates that the format string is in -Oif or -Oicf format
57 * Oi_USE_NEW_INIT_ROUTINES = 0x40 - Use NdrXInitializeNew instead of
60 unsigned char Oi_flags;
62 /* the zero-based index of the procedure */
63 unsigned short proc_num;
65 /* total size of all parameters on the stack, including any "this"
66 * pointer and/or return value */
67 unsigned short stack_size;
70 /* same as above struct except additional element rpc_flags */
71 typedef struct _NDR_PROC_HEADER_RPC
73 unsigned char handle_type;
74 unsigned char Oi_flags;
77 * RPCF_Idempotent = 0x0001 - [idempotent] MIDL attribute
78 * RPCF_Broadcast = 0x0002 - [broadcast] MIDL attribute
79 * RPCF_Maybe = 0x0004 - [maybe] MIDL attribute
80 * Reserved = 0x0008 - 0x0080
81 * RPCF_Message = 0x0100 - [message] MIDL attribute
82 * Reserved = 0x0200 - 0x1000
83 * RPCF_InputSynchronous = 0x2000 - unknown
84 * RPCF_Asynchronous = 0x4000 - [async] MIDL attribute
87 unsigned long rpc_flags;
88 unsigned short proc_num;
89 unsigned short stack_size;
91 } NDR_PROC_HEADER_RPC;
93 typedef struct _NDR_PROC_PARTIAL_OIF_HEADER
95 /* the pre-computed client buffer size so that interpreter can skip all
96 * or some (if the flag RPC_FC_PROC_OI2F_CLTMUSTSIZE is specified) of the
98 unsigned short constant_client_buffer_size;
100 /* the pre-computed server buffer size so that interpreter can skip all
101 * or some (if the flag RPC_FC_PROC_OI2F_SRVMUSTSIZE is specified) of the
103 unsigned short constant_server_buffer_size;
105 INTERPRETER_OPT_FLAGS Oi2Flags;
107 /* number of params */
108 unsigned char number_of_params;
109 } NDR_PROC_PARTIAL_OIF_HEADER;
111 typedef struct _NDR_PARAM_OI_BASETYPE
113 /* parameter direction. One of:
114 * FC_IN_PARAM_BASETYPE = 0x4e - an in param
115 * FC_RETURN_PARAM_BASETYPE = 0x53 - a return param
117 unsigned char param_direction;
119 /* One of: FC_BYTE,FC_CHAR,FC_SMALL,FC_USMALL,FC_WCHAR,FC_SHORT,FC_USHORT,
120 * FC_LONG,FC_ULONG,FC_FLOAT,FC_HYPER,FC_DOUBLE,FC_ENUM16,FC_ENUM32,
121 * FC_ERROR_STATUS_T,FC_INT3264,FC_UINT3264 */
122 unsigned char type_format_char;
123 } NDR_PARAM_OI_BASETYPE;
125 typedef struct _NDR_PARAM_OI_OTHER
128 * FC_IN_PARAM = 0x4d - An in param
129 * FC_IN_OUT_PARAM = 0x50 - An in/out param
130 * FC_OUT_PARAM = 0x51 - An out param
131 * FC_RETURN_PARAM = 0x52 - A return value
132 * FC_IN_PARAM_NO_FREE_INST = 0x4f - A param for which no freeing is done
134 unsigned char param_direction;
136 /* Size of param on stack in NUMBERS OF INTS */
137 unsigned char stack_size;
139 /* offset in the type format string table */
140 unsigned short type_offset;
141 } NDR_PARAM_OI_OTHER;
143 typedef struct _NDR_PARAM_OIF_BASETYPE
145 PARAM_ATTRIBUTES param_attributes;
147 /* the offset on the calling stack where the parameter is located */
148 unsigned short stack_offset;
150 /* see NDR_PARAM_OI_BASETYPE::type_format_char */
151 unsigned char type_format_char;
154 unsigned char unused;
155 } NDR_PARAM_OIF_BASETYPE;
157 typedef struct _NDR_PARAM_OIF_OTHER
159 PARAM_ATTRIBUTES param_attributes;
161 /* see NDR_PARAM_OIF_BASETYPE::stack_offset */
162 unsigned short stack_offset;
164 /* offset into the provided type format string where the type for this
165 * parameter starts */
166 unsigned short type_offset;
167 } NDR_PARAM_OIF_OTHER;
169 /* explicit handle description for FC_BIND_PRIMITIVE type */
170 typedef struct _NDR_EHD_PRIMITIVE
172 /* FC_BIND_PRIMITIVE */
173 unsigned char handle_type;
175 /* is the handle passed in via a pointer? */
178 /* offset from the beginning of the stack to the handle in bytes */
179 unsigned short offset;
182 /* explicit handle description for FC_BIND_GENERIC type */
183 typedef struct _NDR_EHD_GENERIC
185 /* FC_BIND_GENERIC */
186 unsigned char handle_type;
188 /* upper 4bits is a flag indicating whether the handle is passed in
189 * via a pointer. lower 4bits is the size of the user defined generic
190 * handle type. the size must be less than or equal to the machine
192 unsigned char flag_and_size;
194 /* offset from the beginning of the stack to the handle in bytes */
195 unsigned short offset;
197 /* the index into the aGenericBindingRoutinesPairs field of MIDL_STUB_DESC
198 * giving the bind and unbind routines for the handle */
199 unsigned char binding_routine_pair_index;
202 unsigned char unused;
205 /* explicit handle description for FC_BIND_CONTEXT type */
206 typedef struct _NDR_EHD_CONTEXT
208 /* FC_BIND_CONTEXT */
209 unsigned char handle_type;
211 /* Any of the following flags:
212 * NDR_CONTEXT_HANDLE_CANNOT_BE_NULL = 0x01
213 * NDR_CONTEXT_HANDLE_SERIALIZE = 0x02
214 * NDR_CONTEXT_HANDLE_NO_SERIALIZE = 0x04
215 * NDR_STRICT_CONTEXT_HANDLE = 0x08
216 * HANDLE_PARAM_IS_OUT = 0x20
217 * HANDLE_PARAM_IS_RETURN = 0x21
218 * HANDLE_PARAM_IS_IN = 0x40
219 * HANDLE_PARAM_IS_VIA_PTR = 0x80
223 /* offset from the beginning of the stack to the handle in bytes */
224 unsigned short offset;
226 /* zero-based index on rundown routine in apfnNdrRundownRoutines field
227 * of MIDL_STUB_DESC */
228 unsigned char context_rundown_routine_index;
230 /* varies depending on NDR version used.
231 * V1: zero-based index into parameters
232 * V2: zero-based index into handles that are parameters */
233 unsigned char param_num;