ReactOS 0.4.15-dev-5664-g3bf4ef6
irotp.c
Go to the documentation of this file.
1/*
2 * Running Object Table
3 *
4 * Copyright 2007 Robert Shearman
5 *
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.
10 *
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.
15 *
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
19 */
20
21#include <stdarg.h>
22#include <string.h>
23
24#include "winerror.h"
25#include "windef.h"
26#include "winbase.h"
27
28#include "irot_s.h"
29
30#include "wine/list.h"
31#include "wine/debug.h"
32
34
35/* define the structure of the running object table elements */
37{
38 struct list entry;
39 InterfaceData *object; /* marshaled running object*/
40 InterfaceData *moniker; /* marshaled moniker that identifies this object */
41 MonikerComparisonData *moniker_data; /* moniker comparison data that identifies this object */
42 DWORD cookie; /* cookie identifying this object */
45};
46
48
51{
54 0, 0, { (DWORD_PTR)(__FILE__ ": csRunningObjectTable") }
55};
56static CRITICAL_SECTION csRunningObjectTable = { &critsect_debug, -1, 0, 0, 0, 0 };
57
58static LONG last_cookie = 1;
59
60static inline void rot_entry_release(struct rot_entry *rot_entry)
61{
63 {
68 }
69}
70
72 IrotHandle h,
74 const InterfaceData *obj,
75 const InterfaceData *mk,
76 const FILETIME *time,
77 DWORD grfFlags,
78 IrotCookie *cookie,
79 IrotContextHandle *ctxt_handle)
80{
81 struct rot_entry *rot_entry;
82 struct rot_entry *existing_rot_entry;
83 HRESULT hr;
84
85 if (grfFlags & ~(ROTFLAGS_REGISTRATIONKEEPSALIVE|ROTFLAGS_ALLOWANYCLIENT))
86 {
87 WINE_ERR("Invalid grfFlags: 0x%08x\n", grfFlags & ~(ROTFLAGS_REGISTRATIONKEEPSALIVE|ROTFLAGS_ALLOWANYCLIENT));
88 return E_INVALIDARG;
89 }
90
92 if (!rot_entry)
93 return E_OUTOFMEMORY;
94
95 rot_entry->refs = 1;
96 rot_entry->object = HeapAlloc(GetProcessHeap(), 0, FIELD_OFFSET(InterfaceData, abData[obj->ulCntData]));
97 if (!rot_entry->object)
98 {
100 return E_OUTOFMEMORY;
101 }
102 rot_entry->object->ulCntData = obj->ulCntData;
103 memcpy(&rot_entry->object->abData, obj->abData, obj->ulCntData);
104
106
107 rot_entry->moniker = HeapAlloc(GetProcessHeap(), 0, FIELD_OFFSET(InterfaceData, abData[mk->ulCntData]));
108 if (!rot_entry->moniker)
109 {
111 return E_OUTOFMEMORY;
112 }
113 rot_entry->moniker->ulCntData = mk->ulCntData;
114 memcpy(&rot_entry->moniker->abData, mk->abData, mk->ulCntData);
115
118 {
120 return E_OUTOFMEMORY;
121 }
122 rot_entry->moniker_data->ulCntData = data->ulCntData;
123 memcpy(&rot_entry->moniker_data->abData, data->abData, data->ulCntData);
124
126
127 hr = S_OK;
128
129 LIST_FOR_EACH_ENTRY(existing_rot_entry, &RunningObjectTable, struct rot_entry, entry)
130 {
131 if ((existing_rot_entry->moniker_data->ulCntData == data->ulCntData) &&
132 !memcmp(&data->abData, &existing_rot_entry->moniker_data->abData, data->ulCntData))
133 {
135 WINE_TRACE("moniker already registered with cookie %d\n", existing_rot_entry->cookie);
136 break;
137 }
138 }
139
141
143
144 /* gives a registration identifier to the registered object*/
147
148 return hr;
149}
150
152 IrotHandle h,
153 IrotCookie cookie,
154 IrotContextHandle *ctxt_handle,
155 PInterfaceData *obj,
156 PInterfaceData *mk)
157{
158 struct rot_entry *rot_entry;
159
160 WINE_TRACE("%d\n", cookie);
161
164 {
165 if (rot_entry->cookie == cookie)
166 {
167 HRESULT hr = S_OK;
168
171
172 *obj = MIDL_user_allocate(FIELD_OFFSET(InterfaceData, abData[rot_entry->object->ulCntData]));
173 *mk = MIDL_user_allocate(FIELD_OFFSET(InterfaceData, abData[rot_entry->moniker->ulCntData]));
174 if (*obj && *mk)
175 {
176 (*obj)->ulCntData = rot_entry->object->ulCntData;
177 memcpy((*obj)->abData, rot_entry->object->abData, (*obj)->ulCntData);
178 (*mk)->ulCntData = rot_entry->moniker->ulCntData;
179 memcpy((*mk)->abData, rot_entry->moniker->abData, (*mk)->ulCntData);
180 }
181 else
182 {
184 MIDL_user_free(*mk);
186 }
187
189 *ctxt_handle = NULL;
190 return hr;
191 }
192 }
194
195 return E_INVALIDARG;
196}
197
199 IrotHandle h,
201{
202 const struct rot_entry *rot_entry;
204
205 WINE_TRACE("\n");
206
208
210 {
211 if ((rot_entry->moniker_data->ulCntData == data->ulCntData) &&
212 !memcmp(&data->abData, &rot_entry->moniker_data->abData, data->ulCntData))
213 {
214 hr = S_OK;
215 break;
216 }
217 }
219
220 return hr;
221}
222
224 IrotHandle h,
226 PInterfaceData *obj,
227 IrotCookie *cookie)
228{
229 const struct rot_entry *rot_entry;
230
231 WINE_TRACE("%p\n", moniker_data);
232
233 *cookie = 0;
234
236
238 {
239 HRESULT hr = S_OK;
242 {
243 *obj = MIDL_user_allocate(FIELD_OFFSET(InterfaceData, abData[rot_entry->object->ulCntData]));
244 if (*obj)
245 {
246 (*obj)->ulCntData = rot_entry->object->ulCntData;
247 memcpy((*obj)->abData, rot_entry->object->abData, (*obj)->ulCntData);
248
250 }
251 else
253
255
256 return hr;
257 }
258 }
259
261
262 return MK_E_UNAVAILABLE;
263}
264
266 IrotHandle h,
267 IrotCookie cookie,
268 const FILETIME *last_modified_time)
269{
270 struct rot_entry *rot_entry;
271
272 WINE_TRACE("%d %p\n", cookie, last_modified_time);
273
276 {
277 if (rot_entry->cookie == cookie)
278 {
279 rot_entry->last_modified = *last_modified_time;
281 return S_OK;
282 }
283 }
285
286 return E_INVALIDARG;
287}
288
290 IrotHandle h,
292 FILETIME *time)
293{
294 const struct rot_entry *rot_entry;
296
297 WINE_TRACE("%p\n", moniker_data);
298
299 memset(time, 0, sizeof(*time));
300
303 {
306 {
308 hr = S_OK;
309 break;
310 }
311 }
313
314 return hr;
315}
316
318 IrotHandle h,
319 PInterfaceList *list)
320{
321 const struct rot_entry *rot_entry;
322 HRESULT hr = S_OK;
323 ULONG moniker_count = 0;
324 ULONG i = 0;
325
326 WINE_TRACE("\n");
327
329
331 moniker_count++;
332
333 *list = MIDL_user_allocate(FIELD_OFFSET(InterfaceList, interfaces[moniker_count]));
334 if (*list)
335 {
336 (*list)->size = moniker_count;
338 {
339 (*list)->interfaces[i] = MIDL_user_allocate(FIELD_OFFSET(InterfaceData, abData[rot_entry->moniker->ulCntData]));
340 if (!(*list)->interfaces[i])
341 {
342 ULONG end = i - 1;
343 for (i = 0; i < end; i++)
344 MIDL_user_free((*list)->interfaces[i]);
347 break;
348 }
349 (*list)->interfaces[i]->ulCntData = rot_entry->moniker->ulCntData;
350 memcpy((*list)->interfaces[i]->abData, rot_entry->moniker->abData, rot_entry->moniker->ulCntData);
351 i++;
352 }
353 }
354 else
356
358
359 return hr;
360}
361
363{
369}
370
372{
373 return HeapAlloc(GetProcessHeap(), 0, size);
374}
375
377{
379}
int memcmp(void *Buffer1, void *Buffer2, ACPI_SIZE Count)
Definition: utclib.c:112
#define __cdecl
Definition: accygwin.h:79
#define InterlockedIncrement
Definition: armddk.h:53
#define InterlockedDecrement
Definition: armddk.h:52
#define WINE_DEFAULT_DEBUG_CHANNEL(t)
Definition: precomp.h:23
static void list_remove(struct list_entry *entry)
Definition: list.h:90
static void list_add_tail(struct list_entry *head, struct list_entry *entry)
Definition: list.h:83
Definition: list.h:37
#define E_OUTOFMEMORY
Definition: ddrawi.h:100
#define E_INVALIDARG
Definition: ddrawi.h:101
#define NULL
Definition: types.h:112
#define GetProcessHeap()
Definition: compat.h:736
#define HeapAlloc
Definition: compat.h:733
#define HeapFree(x, y, z)
Definition: compat.h:735
#define HEAP_ZERO_MEMORY
Definition: compat.h:134
unsigned long DWORD
Definition: ntddk_ex.h:95
GLuint GLuint end
Definition: gl.h:1545
GLint GLenum GLsizei GLsizei GLsizei GLint GLsizei const GLvoid * data
Definition: gl.h:1950
GLsizeiptr size
Definition: glext.h:5919
GLfloat GLfloat p
Definition: glext.h:8902
GLfloat GLfloat GLfloat GLfloat h
Definition: glext.h:7723
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
#define S_OK
Definition: intsafe.h:52
HRESULT __cdecl IrotRevoke(IrotHandle h, IrotCookie cookie, IrotContextHandle *ctxt_handle, PInterfaceData *obj, PInterfaceData *mk)
Definition: irotp.c:151
HRESULT __cdecl IrotEnumRunning(IrotHandle h, PInterfaceList *list)
Definition: irotp.c:317
HRESULT __cdecl IrotGetObject(IrotHandle h, const MonikerComparisonData *moniker_data, PInterfaceData *obj, IrotCookie *cookie)
Definition: irotp.c:223
static CRITICAL_SECTION_DEBUG critsect_debug
Definition: irotp.c:50
HRESULT __cdecl IrotRegister(IrotHandle h, const MonikerComparisonData *data, const InterfaceData *obj, const InterfaceData *mk, const FILETIME *time, DWORD grfFlags, IrotCookie *cookie, IrotContextHandle *ctxt_handle)
Definition: irotp.c:71
HRESULT __cdecl IrotIsRunning(IrotHandle h, const MonikerComparisonData *data)
Definition: irotp.c:198
void *__RPC_USER MIDL_user_allocate(SIZE_T size)
Definition: irotp.c:371
void __RPC_USER IrotContextHandle_rundown(IrotContextHandle ctxt_handle)
Definition: irotp.c:362
static struct list RunningObjectTable
Definition: irotp.c:47
static CRITICAL_SECTION csRunningObjectTable
Definition: irotp.c:49
static LONG last_cookie
Definition: irotp.c:58
HRESULT __cdecl IrotGetTimeOfLastChange(IrotHandle h, const MonikerComparisonData *moniker_data, FILETIME *time)
Definition: irotp.c:289
HRESULT __cdecl IrotNoteChangeTime(IrotHandle h, IrotCookie cookie, const FILETIME *last_modified_time)
Definition: irotp.c:265
static void rot_entry_release(struct rot_entry *rot_entry)
Definition: irotp.c:60
void __RPC_USER MIDL_user_free(void *p)
Definition: irotp.c:376
uint32_t entry
Definition: isohybrid.c:63
unsigned int ULONG
Definition: retypes.h:1
__u16 time
Definition: mkdosfs.c:8
#define memcpy(s1, s2, n)
Definition: mkisofs.h:878
long LONG
Definition: pedump.c:60
#define __RPC_USER
Definition: rpc.h:65
#define WINE_TRACE
Definition: debug.h:354
#define WINE_ERR
Definition: debug.h:371
#define LIST_FOR_EACH_ENTRY(elem, list, type, field)
Definition: list.h:198
#define memset(x, y, z)
Definition: compat.h:39
HRESULT hr
Definition: shlfolder.c:183
LIST_ENTRY ProcessLocksList
Definition: winbase.h:883
Definition: cookie.c:34
Definition: irotp.c:37
LONG refs
Definition: irotp.c:44
IrotContextHandle ctxt_handle
Definition: moniker.c:65
struct list entry
Definition: irotp.c:38
InterfaceData * object
Definition: irotp.c:39
MonikerComparisonData * moniker_data
Definition: irotp.c:41
DWORD cookie
Definition: irotp.c:42
InterfaceData * moniker
Definition: irotp.c:40
FILETIME last_modified
Definition: irotp.c:43
#define LIST_INIT(head)
Definition: queue.h:197
#define DWORD_PTR
Definition: treelist.c:76
#define FIELD_OFFSET(t, f)
Definition: typedefs.h:255
ULONG_PTR SIZE_T
Definition: typedefs.h:80
_In_ PUSBD_INTERFACE_LIST_ENTRY InterfaceList
Definition: usbdlib.h:181
void WINAPI LeaveCriticalSection(LPCRITICAL_SECTION)
void WINAPI EnterCriticalSection(LPCRITICAL_SECTION)
#define S_FALSE
Definition: winerror.h:2357
#define MK_E_UNAVAILABLE
Definition: winerror.h:2784
#define MK_S_MONIKERALREADYREGISTERED
Definition: winerror.h:2777