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a3bcde70 HT |
1 | /** @file\r |
2 | The driver binding and service binding protocol for the TCP driver.\r | |
3 | \r | |
f75a7f56 | 4 | Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.<BR>\r |
a3bcde70 | 5 | \r |
ecf98fbc | 6 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
a3bcde70 HT |
7 | \r |
8 | **/\r | |
9 | \r | |
10 | #include "TcpMain.h"\r | |
11 | \r | |
d1050b9d MK |
12 | UINT16 mTcp4RandomPort;\r |
13 | UINT16 mTcp6RandomPort;\r | |
a3bcde70 | 14 | \r |
d1050b9d | 15 | TCP_HEARTBEAT_TIMER mTcpTimer = {\r |
a3bcde70 HT |
16 | NULL,\r |
17 | 0\r | |
18 | };\r | |
19 | \r | |
d1050b9d | 20 | EFI_TCP4_PROTOCOL gTcp4ProtocolTemplate = {\r |
a3bcde70 HT |
21 | Tcp4GetModeData,\r |
22 | Tcp4Configure,\r | |
23 | Tcp4Routes,\r | |
24 | Tcp4Connect,\r | |
25 | Tcp4Accept,\r | |
26 | Tcp4Transmit,\r | |
27 | Tcp4Receive,\r | |
28 | Tcp4Close,\r | |
29 | Tcp4Cancel,\r | |
30 | Tcp4Poll\r | |
31 | };\r | |
32 | \r | |
d1050b9d | 33 | EFI_TCP6_PROTOCOL gTcp6ProtocolTemplate = {\r |
a3bcde70 HT |
34 | Tcp6GetModeData,\r |
35 | Tcp6Configure,\r | |
36 | Tcp6Connect,\r | |
37 | Tcp6Accept,\r | |
38 | Tcp6Transmit,\r | |
39 | Tcp6Receive,\r | |
40 | Tcp6Close,\r | |
41 | Tcp6Cancel,\r | |
42 | Tcp6Poll\r | |
43 | };\r | |
44 | \r | |
d1050b9d | 45 | SOCK_INIT_DATA mTcpDefaultSockData = {\r |
a3bcde70 HT |
46 | SockStream,\r |
47 | SO_CLOSED,\r | |
48 | NULL,\r | |
49 | TCP_BACKLOG,\r | |
50 | TCP_SND_BUF_SIZE,\r | |
51 | TCP_RCV_BUF_SIZE,\r | |
52 | IP_VERSION_4,\r | |
53 | NULL,\r | |
54 | TcpCreateSocketCallback,\r | |
55 | TcpDestroySocketCallback,\r | |
56 | NULL,\r | |
57 | NULL,\r | |
58 | 0,\r | |
59 | TcpDispatcher,\r | |
60 | NULL,\r | |
61 | };\r | |
62 | \r | |
d1050b9d | 63 | EFI_DRIVER_BINDING_PROTOCOL gTcp4DriverBinding = {\r |
6879581d | 64 | Tcp4DriverBindingSupported,\r |
65 | Tcp4DriverBindingStart,\r | |
66 | Tcp4DriverBindingStop,\r | |
67 | 0xa,\r | |
68 | NULL,\r | |
69 | NULL\r | |
70 | };\r | |
71 | \r | |
d1050b9d | 72 | EFI_DRIVER_BINDING_PROTOCOL gTcp6DriverBinding = {\r |
6879581d | 73 | Tcp6DriverBindingSupported,\r |
74 | Tcp6DriverBindingStart,\r | |
75 | Tcp6DriverBindingStop,\r | |
a3bcde70 HT |
76 | 0xa,\r |
77 | NULL,\r | |
78 | NULL\r | |
79 | };\r | |
80 | \r | |
81 | EFI_SERVICE_BINDING_PROTOCOL gTcpServiceBinding = {\r | |
82 | TcpServiceBindingCreateChild,\r | |
83 | TcpServiceBindingDestroyChild\r | |
84 | };\r | |
85 | \r | |
a3bcde70 HT |
86 | /**\r |
87 | Create and start the heartbeat timer for the TCP driver.\r | |
88 | \r | |
89 | @retval EFI_SUCCESS The timer was successfully created and started.\r | |
90 | @retval other The timer was not created.\r | |
91 | \r | |
92 | **/\r | |
93 | EFI_STATUS\r | |
94 | TcpCreateTimer (\r | |
95 | VOID\r | |
96 | )\r | |
97 | {\r | |
98 | EFI_STATUS Status;\r | |
99 | \r | |
100 | Status = EFI_SUCCESS;\r | |
101 | \r | |
102 | if (mTcpTimer.RefCnt == 0) {\r | |
a3bcde70 HT |
103 | Status = gBS->CreateEvent (\r |
104 | EVT_TIMER | EVT_NOTIFY_SIGNAL,\r | |
105 | TPL_NOTIFY,\r | |
106 | TcpTicking,\r | |
107 | NULL,\r | |
108 | &mTcpTimer.TimerEvent\r | |
109 | );\r | |
110 | if (!EFI_ERROR (Status)) {\r | |
a3bcde70 HT |
111 | Status = gBS->SetTimer (\r |
112 | mTcpTimer.TimerEvent,\r | |
113 | TimerPeriodic,\r | |
d1050b9d | 114 | (UINT64)(TICKS_PER_SECOND / TCP_TICK_HZ)\r |
a3bcde70 HT |
115 | );\r |
116 | }\r | |
117 | }\r | |
118 | \r | |
119 | if (!EFI_ERROR (Status)) {\r | |
a3bcde70 HT |
120 | mTcpTimer.RefCnt++;\r |
121 | }\r | |
122 | \r | |
123 | return Status;\r | |
124 | }\r | |
125 | \r | |
126 | /**\r | |
127 | Stop and destroy the heartbeat timer for TCP driver.\r | |
128 | \r | |
129 | **/\r | |
130 | VOID\r | |
131 | TcpDestroyTimer (\r | |
132 | VOID\r | |
133 | )\r | |
134 | {\r | |
135 | ASSERT (mTcpTimer.RefCnt > 0);\r | |
136 | \r | |
137 | mTcpTimer.RefCnt--;\r | |
138 | \r | |
139 | if (mTcpTimer.RefCnt > 0) {\r | |
140 | return;\r | |
141 | }\r | |
142 | \r | |
143 | gBS->SetTimer (mTcpTimer.TimerEvent, TimerCancel, 0);\r | |
144 | gBS->CloseEvent (mTcpTimer.TimerEvent);\r | |
145 | mTcpTimer.TimerEvent = NULL;\r | |
146 | }\r | |
147 | \r | |
148 | /**\r | |
149 | The entry point for Tcp driver, which is used to install Tcp driver on the ImageHandle.\r | |
150 | \r | |
151 | @param[in] ImageHandle The firmware allocated handle for this driver image.\r | |
152 | @param[in] SystemTable Pointer to the EFI system table.\r | |
153 | \r | |
154 | @retval EFI_SUCCESS The driver loaded.\r | |
155 | @retval other The driver did not load.\r | |
156 | \r | |
157 | **/\r | |
158 | EFI_STATUS\r | |
159 | EFIAPI\r | |
160 | TcpDriverEntryPoint (\r | |
161 | IN EFI_HANDLE ImageHandle,\r | |
162 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
163 | )\r | |
164 | {\r | |
165 | EFI_STATUS Status;\r | |
166 | UINT32 Seed;\r | |
167 | \r | |
168 | //\r | |
169 | // Install the TCP Driver Binding Protocol\r | |
170 | //\r | |
171 | Status = EfiLibInstallDriverBindingComponentName2 (\r | |
172 | ImageHandle,\r | |
173 | SystemTable,\r | |
6879581d | 174 | &gTcp4DriverBinding,\r |
a3bcde70 HT |
175 | ImageHandle,\r |
176 | &gTcpComponentName,\r | |
177 | &gTcpComponentName2\r | |
178 | );\r | |
179 | if (EFI_ERROR (Status)) {\r | |
180 | return Status;\r | |
181 | }\r | |
182 | \r | |
6879581d | 183 | //\r |
184 | // Install the TCP Driver Binding Protocol\r | |
185 | //\r | |
186 | Status = EfiLibInstallDriverBindingComponentName2 (\r | |
187 | ImageHandle,\r | |
188 | SystemTable,\r | |
189 | &gTcp6DriverBinding,\r | |
190 | NULL,\r | |
191 | &gTcpComponentName,\r | |
192 | &gTcpComponentName2\r | |
193 | );\r | |
194 | if (EFI_ERROR (Status)) {\r | |
22b35e8b AS |
195 | EfiLibUninstallDriverBindingComponentName2 (\r |
196 | &gTcp4DriverBinding,\r | |
197 | &gTcpComponentName,\r | |
198 | &gTcpComponentName2\r | |
199 | );\r | |
6879581d | 200 | return Status;\r |
201 | }\r | |
202 | \r | |
a3bcde70 HT |
203 | //\r |
204 | // Initialize ISS and random port.\r | |
205 | //\r | |
206 | Seed = NetRandomInitSeed ();\r | |
207 | mTcpGlobalIss = NET_RANDOM (Seed) % mTcpGlobalIss;\r | |
d1050b9d | 208 | mTcp4RandomPort = (UINT16)(TCP_PORT_KNOWN + (NET_RANDOM (Seed) % TCP_PORT_KNOWN));\r |
a3bcde70 HT |
209 | mTcp6RandomPort = mTcp4RandomPort;\r |
210 | \r | |
211 | return EFI_SUCCESS;\r | |
212 | }\r | |
213 | \r | |
214 | /**\r | |
215 | Create a new TCP4 or TCP6 driver service binding protocol\r | |
216 | \r | |
217 | @param[in] Controller Controller handle of device to bind driver to.\r | |
76389e18 | 218 | @param[in] Image The TCP driver's image handle.\r |
a3bcde70 HT |
219 | @param[in] IpVersion IP_VERSION_4 or IP_VERSION_6.\r |
220 | \r | |
221 | @retval EFI_OUT_OF_RESOURCES Failed to allocate some resources.\r | |
222 | @retval EFI_SUCCESS A new IP6 service binding private was created.\r | |
223 | \r | |
224 | **/\r | |
225 | EFI_STATUS\r | |
226 | TcpCreateService (\r | |
227 | IN EFI_HANDLE Controller,\r | |
228 | IN EFI_HANDLE Image,\r | |
229 | IN UINT8 IpVersion\r | |
230 | )\r | |
231 | {\r | |
d1050b9d MK |
232 | EFI_STATUS Status;\r |
233 | EFI_GUID *IpServiceBindingGuid;\r | |
234 | EFI_GUID *TcpServiceBindingGuid;\r | |
235 | TCP_SERVICE_DATA *TcpServiceData;\r | |
236 | IP_IO_OPEN_DATA OpenData;\r | |
a3bcde70 HT |
237 | \r |
238 | if (IpVersion == IP_VERSION_4) {\r | |
239 | IpServiceBindingGuid = &gEfiIp4ServiceBindingProtocolGuid;\r | |
240 | TcpServiceBindingGuid = &gEfiTcp4ServiceBindingProtocolGuid;\r | |
241 | } else {\r | |
242 | IpServiceBindingGuid = &gEfiIp6ServiceBindingProtocolGuid;\r | |
243 | TcpServiceBindingGuid = &gEfiTcp6ServiceBindingProtocolGuid;\r | |
244 | }\r | |
245 | \r | |
246 | Status = gBS->OpenProtocol (\r | |
247 | Controller,\r | |
248 | TcpServiceBindingGuid,\r | |
249 | NULL,\r | |
250 | Image,\r | |
251 | Controller,\r | |
252 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
253 | );\r | |
254 | if (!EFI_ERROR (Status)) {\r | |
255 | return EFI_ALREADY_STARTED;\r | |
256 | }\r | |
257 | \r | |
258 | Status = gBS->OpenProtocol (\r | |
259 | Controller,\r | |
260 | IpServiceBindingGuid,\r | |
261 | NULL,\r | |
262 | Image,\r | |
263 | Controller,\r | |
264 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
265 | );\r | |
266 | if (EFI_ERROR (Status)) {\r | |
267 | return EFI_UNSUPPORTED;\r | |
268 | }\r | |
269 | \r | |
270 | //\r | |
271 | // Create the TCP service data.\r | |
272 | //\r | |
273 | TcpServiceData = AllocateZeroPool (sizeof (TCP_SERVICE_DATA));\r | |
274 | if (TcpServiceData == NULL) {\r | |
275 | return EFI_OUT_OF_RESOURCES;\r | |
276 | }\r | |
277 | \r | |
d1050b9d MK |
278 | TcpServiceData->Signature = TCP_DRIVER_SIGNATURE;\r |
279 | TcpServiceData->ControllerHandle = Controller;\r | |
280 | TcpServiceData->DriverBindingHandle = Image;\r | |
281 | TcpServiceData->IpVersion = IpVersion;\r | |
a3bcde70 HT |
282 | CopyMem (\r |
283 | &TcpServiceData->ServiceBinding,\r | |
284 | &gTcpServiceBinding,\r | |
285 | sizeof (EFI_SERVICE_BINDING_PROTOCOL)\r | |
286 | );\r | |
287 | \r | |
288 | TcpServiceData->IpIo = IpIoCreate (Image, Controller, IpVersion);\r | |
289 | if (TcpServiceData->IpIo == NULL) {\r | |
290 | Status = EFI_OUT_OF_RESOURCES;\r | |
291 | goto ON_ERROR;\r | |
292 | }\r | |
293 | \r | |
a3bcde70 HT |
294 | InitializeListHead (&TcpServiceData->SocketList);\r |
295 | ZeroMem (&OpenData, sizeof (IP_IO_OPEN_DATA));\r | |
296 | \r | |
297 | if (IpVersion == IP_VERSION_4) {\r | |
298 | CopyMem (\r | |
299 | &OpenData.IpConfigData.Ip4CfgData,\r | |
300 | &mIp4IoDefaultIpConfigData,\r | |
301 | sizeof (EFI_IP4_CONFIG_DATA)\r | |
302 | );\r | |
303 | OpenData.IpConfigData.Ip4CfgData.DefaultProtocol = EFI_IP_PROTO_TCP;\r | |
304 | } else {\r | |
305 | CopyMem (\r | |
306 | &OpenData.IpConfigData.Ip6CfgData,\r | |
307 | &mIp6IoDefaultIpConfigData,\r | |
308 | sizeof (EFI_IP6_CONFIG_DATA)\r | |
309 | );\r | |
310 | OpenData.IpConfigData.Ip6CfgData.DefaultProtocol = EFI_IP_PROTO_TCP;\r | |
311 | }\r | |
312 | \r | |
d1050b9d MK |
313 | OpenData.PktRcvdNotify = TcpRxCallback;\r |
314 | Status = IpIoOpen (TcpServiceData->IpIo, &OpenData);\r | |
a3bcde70 HT |
315 | if (EFI_ERROR (Status)) {\r |
316 | goto ON_ERROR;\r | |
317 | }\r | |
318 | \r | |
319 | Status = TcpCreateTimer ();\r | |
320 | if (EFI_ERROR (Status)) {\r | |
321 | goto ON_ERROR;\r | |
322 | }\r | |
323 | \r | |
324 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
325 | &Controller,\r | |
326 | TcpServiceBindingGuid,\r | |
327 | &TcpServiceData->ServiceBinding,\r | |
328 | NULL\r | |
329 | );\r | |
330 | if (EFI_ERROR (Status)) {\r | |
331 | TcpDestroyTimer ();\r | |
332 | \r | |
333 | goto ON_ERROR;\r | |
334 | }\r | |
335 | \r | |
a3bcde70 HT |
336 | return EFI_SUCCESS;\r |
337 | \r | |
338 | ON_ERROR:\r | |
339 | \r | |
340 | if (TcpServiceData->IpIo != NULL) {\r | |
341 | IpIoDestroy (TcpServiceData->IpIo);\r | |
216f7970 | 342 | TcpServiceData->IpIo = NULL;\r |
a3bcde70 HT |
343 | }\r |
344 | \r | |
345 | FreePool (TcpServiceData);\r | |
346 | \r | |
347 | return Status;\r | |
348 | }\r | |
349 | \r | |
216f7970 | 350 | /**\r |
351 | Callback function which provided by user to remove one node in NetDestroyLinkList process.\r | |
f75a7f56 | 352 | \r |
216f7970 | 353 | @param[in] Entry The entry to be removed.\r |
354 | @param[in] Context Pointer to the callback context corresponds to the Context in NetDestroyLinkList.\r | |
355 | \r | |
356 | @retval EFI_SUCCESS The entry has been removed successfully.\r | |
357 | @retval Others Fail to remove the entry.\r | |
358 | \r | |
359 | **/\r | |
360 | EFI_STATUS\r | |
1f7eb561 | 361 | EFIAPI\r |
216f7970 | 362 | TcpDestroyChildEntryInHandleBuffer (\r |
d1050b9d MK |
363 | IN LIST_ENTRY *Entry,\r |
364 | IN VOID *Context\r | |
1f7eb561 | 365 | )\r |
216f7970 | 366 | {\r |
367 | SOCKET *Sock;\r | |
368 | EFI_SERVICE_BINDING_PROTOCOL *ServiceBinding;\r | |
369 | UINTN NumberOfChildren;\r | |
370 | EFI_HANDLE *ChildHandleBuffer;\r | |
371 | \r | |
d1050b9d | 372 | if ((Entry == NULL) || (Context == NULL)) {\r |
216f7970 | 373 | return EFI_INVALID_PARAMETER;\r |
374 | }\r | |
375 | \r | |
d1050b9d MK |
376 | Sock = NET_LIST_USER_STRUCT_S (Entry, SOCKET, Link, SOCK_SIGNATURE);\r |
377 | ServiceBinding = ((TCP_DESTROY_CHILD_IN_HANDLE_BUF_CONTEXT *)Context)->ServiceBinding;\r | |
378 | NumberOfChildren = ((TCP_DESTROY_CHILD_IN_HANDLE_BUF_CONTEXT *)Context)->NumberOfChildren;\r | |
379 | ChildHandleBuffer = ((TCP_DESTROY_CHILD_IN_HANDLE_BUF_CONTEXT *)Context)->ChildHandleBuffer;\r | |
216f7970 | 380 | \r |
381 | if (!NetIsInHandleBuffer (Sock->SockHandle, NumberOfChildren, ChildHandleBuffer)) {\r | |
382 | return EFI_SUCCESS;\r | |
383 | }\r | |
384 | \r | |
385 | return ServiceBinding->DestroyChild (ServiceBinding, Sock->SockHandle);\r | |
386 | }\r | |
387 | \r | |
a3bcde70 HT |
388 | /**\r |
389 | Destroy a TCP6 or TCP4 service binding instance. It will release all\r | |
390 | the resources allocated by the instance.\r | |
391 | \r | |
392 | @param[in] Controller Controller handle of device to bind driver to.\r | |
393 | @param[in] ImageHandle The TCP driver's image handle.\r | |
216f7970 | 394 | @param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If number\r |
a3bcde70 | 395 | of children is zero stop the entire bus driver.\r |
216f7970 | 396 | @param[in] ChildHandleBuffer An array of child handles to be freed. May be NULL\r |
f75a7f56 | 397 | if NumberOfChildren is 0.\r |
a3bcde70 HT |
398 | @param[in] IpVersion IP_VERSION_4 or IP_VERSION_6\r |
399 | \r | |
400 | @retval EFI_SUCCESS The resources used by the instance were cleaned up.\r | |
401 | @retval Others Failed to clean up some of the resources.\r | |
402 | \r | |
403 | **/\r | |
404 | EFI_STATUS\r | |
405 | TcpDestroyService (\r | |
406 | IN EFI_HANDLE Controller,\r | |
407 | IN EFI_HANDLE ImageHandle,\r | |
408 | IN UINTN NumberOfChildren,\r | |
8874fa19 | 409 | IN EFI_HANDLE *ChildHandleBuffer OPTIONAL,\r |
a3bcde70 HT |
410 | IN UINT8 IpVersion\r |
411 | )\r | |
412 | {\r | |
d1050b9d MK |
413 | EFI_HANDLE NicHandle;\r |
414 | EFI_GUID *IpProtocolGuid;\r | |
415 | EFI_GUID *ServiceBindingGuid;\r | |
416 | EFI_SERVICE_BINDING_PROTOCOL *ServiceBinding;\r | |
417 | TCP_SERVICE_DATA *TcpServiceData;\r | |
418 | EFI_STATUS Status;\r | |
419 | LIST_ENTRY *List;\r | |
216f7970 | 420 | TCP_DESTROY_CHILD_IN_HANDLE_BUF_CONTEXT Context;\r |
a3bcde70 HT |
421 | \r |
422 | ASSERT ((IpVersion == IP_VERSION_4) || (IpVersion == IP_VERSION_6));\r | |
423 | \r | |
424 | if (IpVersion == IP_VERSION_4) {\r | |
425 | IpProtocolGuid = &gEfiIp4ProtocolGuid;\r | |
426 | ServiceBindingGuid = &gEfiTcp4ServiceBindingProtocolGuid;\r | |
427 | } else {\r | |
428 | IpProtocolGuid = &gEfiIp6ProtocolGuid;\r | |
429 | ServiceBindingGuid = &gEfiTcp6ServiceBindingProtocolGuid;\r | |
430 | }\r | |
431 | \r | |
432 | NicHandle = NetLibGetNicHandle (Controller, IpProtocolGuid);\r | |
433 | if (NicHandle == NULL) {\r | |
216f7970 | 434 | return EFI_SUCCESS;\r |
a3bcde70 HT |
435 | }\r |
436 | \r | |
437 | Status = gBS->OpenProtocol (\r | |
438 | NicHandle,\r | |
439 | ServiceBindingGuid,\r | |
d1050b9d | 440 | (VOID **)&ServiceBinding,\r |
a3bcde70 HT |
441 | ImageHandle,\r |
442 | Controller,\r | |
443 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
444 | );\r | |
445 | if (EFI_ERROR (Status)) {\r | |
446 | return EFI_DEVICE_ERROR;\r | |
447 | }\r | |
448 | \r | |
449 | TcpServiceData = TCP_SERVICE_FROM_THIS (ServiceBinding);\r | |
450 | \r | |
216f7970 | 451 | if (NumberOfChildren != 0) {\r |
d1050b9d MK |
452 | List = &TcpServiceData->SocketList;\r |
453 | Context.ServiceBinding = ServiceBinding;\r | |
454 | Context.NumberOfChildren = NumberOfChildren;\r | |
216f7970 | 455 | Context.ChildHandleBuffer = ChildHandleBuffer;\r |
d1050b9d MK |
456 | Status = NetDestroyLinkList (\r |
457 | List,\r | |
458 | TcpDestroyChildEntryInHandleBuffer,\r | |
459 | &Context,\r | |
460 | NULL\r | |
461 | );\r | |
216f7970 | 462 | } else if (IsListEmpty (&TcpServiceData->SocketList)) {\r |
a3bcde70 HT |
463 | //\r |
464 | // Uninstall TCP servicebinding protocol\r | |
465 | //\r | |
466 | gBS->UninstallMultipleProtocolInterfaces (\r | |
467 | NicHandle,\r | |
468 | ServiceBindingGuid,\r | |
469 | ServiceBinding,\r | |
470 | NULL\r | |
471 | );\r | |
472 | \r | |
473 | //\r | |
474 | // Destroy the IpIO consumed by TCP driver\r | |
475 | //\r | |
476 | IpIoDestroy (TcpServiceData->IpIo);\r | |
216f7970 | 477 | TcpServiceData->IpIo = NULL;\r |
a3bcde70 HT |
478 | \r |
479 | //\r | |
480 | // Destroy the heartbeat timer.\r | |
481 | //\r | |
482 | TcpDestroyTimer ();\r | |
483 | \r | |
a3bcde70 HT |
484 | //\r |
485 | // Release the TCP service data\r | |
486 | //\r | |
487 | FreePool (TcpServiceData);\r | |
a3bcde70 | 488 | \r |
216f7970 | 489 | Status = EFI_SUCCESS;\r |
a3bcde70 HT |
490 | }\r |
491 | \r | |
216f7970 | 492 | return Status;\r |
a3bcde70 HT |
493 | }\r |
494 | \r | |
495 | /**\r | |
496 | Test to see if this driver supports ControllerHandle.\r | |
497 | \r | |
498 | @param[in] This Protocol instance pointer.\r | |
499 | @param[in] ControllerHandle Handle of device to test.\r | |
500 | @param[in] RemainingDevicePath Optional parameter use to pick a specific\r | |
501 | child device to start.\r | |
502 | \r | |
503 | @retval EFI_SUCCESS This driver supports this device.\r | |
504 | @retval EFI_ALREADY_STARTED This driver is already running on this device.\r | |
505 | @retval other This driver does not support this device.\r | |
506 | \r | |
507 | **/\r | |
508 | EFI_STATUS\r | |
509 | EFIAPI\r | |
6879581d | 510 | Tcp4DriverBindingSupported (\r |
a3bcde70 HT |
511 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r |
512 | IN EFI_HANDLE ControllerHandle,\r | |
513 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
514 | )\r | |
515 | {\r | |
516 | EFI_STATUS Status;\r | |
a3bcde70 HT |
517 | \r |
518 | //\r | |
519 | // Test for the Tcp4ServiceBinding Protocol\r | |
520 | //\r | |
521 | Status = gBS->OpenProtocol (\r | |
522 | ControllerHandle,\r | |
523 | &gEfiTcp4ServiceBindingProtocolGuid,\r | |
524 | NULL,\r | |
525 | This->DriverBindingHandle,\r | |
526 | ControllerHandle,\r | |
527 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
528 | );\r | |
6879581d | 529 | if (!EFI_ERROR (Status)) {\r |
530 | return EFI_ALREADY_STARTED;\r | |
531 | }\r | |
f75a7f56 | 532 | \r |
6879581d | 533 | //\r |
534 | // Test for the Ip4ServiceBinding Protocol\r | |
535 | //\r | |
536 | Status = gBS->OpenProtocol (\r | |
537 | ControllerHandle,\r | |
538 | &gEfiIp4ServiceBindingProtocolGuid,\r | |
539 | NULL,\r | |
540 | This->DriverBindingHandle,\r | |
541 | ControllerHandle,\r | |
542 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
543 | );\r | |
544 | return Status;\r | |
545 | }\r | |
a3bcde70 | 546 | \r |
6879581d | 547 | /**\r |
548 | Start this driver on ControllerHandle.\r | |
549 | \r | |
550 | @param[in] This Protocol instance pointer.\r | |
551 | @param[in] ControllerHandle Handle of device to bind driver to.\r | |
552 | @param[in] RemainingDevicePath Optional parameter use to pick a specific child\r | |
553 | device to start.\r | |
554 | \r | |
555 | @retval EFI_SUCCESS The driver is added to ControllerHandle.\r | |
556 | @retval EFI_OUT_OF_RESOURCES There are not enough resources to start the\r | |
557 | driver.\r | |
558 | @retval other The driver cannot be added to ControllerHandle.\r | |
559 | \r | |
560 | **/\r | |
561 | EFI_STATUS\r | |
562 | EFIAPI\r | |
563 | Tcp4DriverBindingStart (\r | |
564 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
565 | IN EFI_HANDLE ControllerHandle,\r | |
566 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
567 | )\r | |
568 | {\r | |
569 | EFI_STATUS Status;\r | |
570 | \r | |
571 | Status = TcpCreateService (ControllerHandle, This->DriverBindingHandle, IP_VERSION_4);\r | |
572 | if ((Status == EFI_ALREADY_STARTED) || (Status == EFI_UNSUPPORTED)) {\r | |
573 | Status = EFI_SUCCESS;\r | |
a3bcde70 HT |
574 | }\r |
575 | \r | |
6879581d | 576 | return Status;\r |
577 | }\r | |
578 | \r | |
579 | /**\r | |
580 | Stop this driver on ControllerHandle.\r | |
581 | \r | |
582 | @param[in] This A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance.\r | |
583 | @param[in] ControllerHandle A handle to the device being stopped. The handle must\r | |
584 | support a bus specific I/O protocol for the driver\r | |
585 | to use to stop the device.\r | |
586 | @param[in] NumberOfChildren The number of child device handles in ChildHandleBuffer.\r | |
587 | @param[in] ChildHandleBuffer An array of child handles to be freed. May be NULL\r | |
588 | if NumberOfChildren is 0.\r | |
589 | \r | |
590 | @retval EFI_SUCCESS The device was stopped.\r | |
591 | @retval EFI_DEVICE_ERROR The device could not be stopped due to a device error.\r | |
592 | \r | |
593 | **/\r | |
594 | EFI_STATUS\r | |
595 | EFIAPI\r | |
596 | Tcp4DriverBindingStop (\r | |
597 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
598 | IN EFI_HANDLE ControllerHandle,\r | |
599 | IN UINTN NumberOfChildren,\r | |
600 | IN EFI_HANDLE *ChildHandleBuffer OPTIONAL\r | |
601 | )\r | |
602 | {\r | |
603 | return TcpDestroyService (\r | |
604 | ControllerHandle,\r | |
605 | This->DriverBindingHandle,\r | |
606 | NumberOfChildren,\r | |
607 | ChildHandleBuffer,\r | |
608 | IP_VERSION_4\r | |
609 | );\r | |
610 | }\r | |
611 | \r | |
612 | /**\r | |
613 | Test to see if this driver supports ControllerHandle.\r | |
614 | \r | |
615 | @param[in] This Protocol instance pointer.\r | |
616 | @param[in] ControllerHandle Handle of device to test.\r | |
617 | @param[in] RemainingDevicePath Optional parameter use to pick a specific\r | |
618 | child device to start.\r | |
619 | \r | |
620 | @retval EFI_SUCCESS This driver supports this device.\r | |
621 | @retval EFI_ALREADY_STARTED This driver is already running on this device.\r | |
622 | @retval other This driver does not support this device.\r | |
623 | \r | |
624 | **/\r | |
625 | EFI_STATUS\r | |
626 | EFIAPI\r | |
627 | Tcp6DriverBindingSupported (\r | |
628 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
629 | IN EFI_HANDLE ControllerHandle,\r | |
630 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
631 | )\r | |
632 | {\r | |
633 | EFI_STATUS Status;\r | |
634 | \r | |
a3bcde70 | 635 | //\r |
6879581d | 636 | // Test for the Tcp6ServiceBinding Protocol\r |
a3bcde70 HT |
637 | //\r |
638 | Status = gBS->OpenProtocol (\r | |
639 | ControllerHandle,\r | |
640 | &gEfiTcp6ServiceBindingProtocolGuid,\r | |
641 | NULL,\r | |
642 | This->DriverBindingHandle,\r | |
643 | ControllerHandle,\r | |
644 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
645 | );\r | |
6879581d | 646 | if (!EFI_ERROR (Status)) {\r |
a3bcde70 HT |
647 | return EFI_ALREADY_STARTED;\r |
648 | }\r | |
f75a7f56 | 649 | \r |
6879581d | 650 | //\r |
651 | // Test for the Ip6ServiceBinding Protocol\r | |
652 | //\r | |
653 | Status = gBS->OpenProtocol (\r | |
654 | ControllerHandle,\r | |
655 | &gEfiIp6ServiceBindingProtocolGuid,\r | |
656 | NULL,\r | |
657 | This->DriverBindingHandle,\r | |
658 | ControllerHandle,\r | |
659 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
660 | );\r | |
661 | return Status;\r | |
a3bcde70 HT |
662 | }\r |
663 | \r | |
664 | /**\r | |
665 | Start this driver on ControllerHandle.\r | |
666 | \r | |
667 | @param[in] This Protocol instance pointer.\r | |
668 | @param[in] ControllerHandle Handle of device to bind driver to.\r | |
669 | @param[in] RemainingDevicePath Optional parameter use to pick a specific child\r | |
670 | device to start.\r | |
671 | \r | |
672 | @retval EFI_SUCCESS The driver is added to ControllerHandle.\r | |
673 | @retval EFI_OUT_OF_RESOURCES There are not enough resources to start the\r | |
674 | driver.\r | |
675 | @retval other The driver cannot be added to ControllerHandle.\r | |
676 | \r | |
677 | **/\r | |
678 | EFI_STATUS\r | |
679 | EFIAPI\r | |
6879581d | 680 | Tcp6DriverBindingStart (\r |
a3bcde70 HT |
681 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r |
682 | IN EFI_HANDLE ControllerHandle,\r | |
683 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
684 | )\r | |
685 | {\r | |
6879581d | 686 | EFI_STATUS Status;\r |
a3bcde70 | 687 | \r |
6879581d | 688 | Status = TcpCreateService (ControllerHandle, This->DriverBindingHandle, IP_VERSION_6);\r |
689 | if ((Status == EFI_ALREADY_STARTED) || (Status == EFI_UNSUPPORTED)) {\r | |
690 | Status = EFI_SUCCESS;\r | |
a3bcde70 HT |
691 | }\r |
692 | \r | |
6879581d | 693 | return Status;\r |
a3bcde70 HT |
694 | }\r |
695 | \r | |
696 | /**\r | |
697 | Stop this driver on ControllerHandle.\r | |
698 | \r | |
699 | @param[in] This A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance.\r | |
700 | @param[in] ControllerHandle A handle to the device being stopped. The handle must\r | |
701 | support a bus specific I/O protocol for the driver\r | |
702 | to use to stop the device.\r | |
703 | @param[in] NumberOfChildren The number of child device handles in ChildHandleBuffer.\r | |
704 | @param[in] ChildHandleBuffer An array of child handles to be freed. May be NULL\r | |
705 | if NumberOfChildren is 0.\r | |
706 | \r | |
707 | @retval EFI_SUCCESS The device was stopped.\r | |
708 | @retval EFI_DEVICE_ERROR The device could not be stopped due to a device error.\r | |
709 | \r | |
710 | **/\r | |
711 | EFI_STATUS\r | |
712 | EFIAPI\r | |
6879581d | 713 | Tcp6DriverBindingStop (\r |
a3bcde70 HT |
714 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r |
715 | IN EFI_HANDLE ControllerHandle,\r | |
716 | IN UINTN NumberOfChildren,\r | |
717 | IN EFI_HANDLE *ChildHandleBuffer OPTIONAL\r | |
718 | )\r | |
719 | {\r | |
6879581d | 720 | return TcpDestroyService (\r |
721 | ControllerHandle,\r | |
722 | This->DriverBindingHandle,\r | |
723 | NumberOfChildren,\r | |
724 | ChildHandleBuffer,\r | |
725 | IP_VERSION_6\r | |
726 | );\r | |
a3bcde70 HT |
727 | }\r |
728 | \r | |
729 | /**\r | |
81c6f176 | 730 | The Callback function called after the TCP socket was created.\r |
a3bcde70 HT |
731 | \r |
732 | @param[in] This Pointer to the socket just created\r | |
733 | @param[in] Context Context of the socket\r | |
734 | \r | |
735 | @retval EFI_SUCCESS This protocol installed successfully.\r | |
81c6f176 | 736 | @retval other An error occurred.\r |
a3bcde70 HT |
737 | \r |
738 | **/\r | |
739 | EFI_STATUS\r | |
740 | TcpCreateSocketCallback (\r | |
741 | IN SOCKET *This,\r | |
742 | IN VOID *Context\r | |
743 | )\r | |
744 | {\r | |
745 | EFI_STATUS Status;\r | |
746 | TCP_SERVICE_DATA *TcpServiceData;\r | |
747 | EFI_GUID *IpProtocolGuid;\r | |
748 | VOID *Ip;\r | |
749 | \r | |
750 | if (This->IpVersion == IP_VERSION_4) {\r | |
751 | IpProtocolGuid = &gEfiIp4ProtocolGuid;\r | |
752 | } else {\r | |
753 | IpProtocolGuid = &gEfiIp6ProtocolGuid;\r | |
754 | }\r | |
755 | \r | |
d1050b9d | 756 | TcpServiceData = ((TCP_PROTO_DATA *)This->ProtoReserved)->TcpService;\r |
a3bcde70 HT |
757 | \r |
758 | //\r | |
759 | // Open the default IP protocol of IP_IO BY_DRIVER.\r | |
760 | //\r | |
761 | Status = gBS->OpenProtocol (\r | |
762 | TcpServiceData->IpIo->ChildHandle,\r | |
763 | IpProtocolGuid,\r | |
764 | &Ip,\r | |
765 | TcpServiceData->DriverBindingHandle,\r | |
766 | This->SockHandle,\r | |
767 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
768 | );\r | |
769 | if (EFI_ERROR (Status)) {\r | |
770 | return Status;\r | |
771 | }\r | |
772 | \r | |
773 | //\r | |
774 | // Open the device path on the handle where service binding resides on.\r | |
775 | //\r | |
776 | Status = gBS->OpenProtocol (\r | |
777 | TcpServiceData->ControllerHandle,\r | |
778 | &gEfiDevicePathProtocolGuid,\r | |
d1050b9d | 779 | (VOID **)&This->ParentDevicePath,\r |
a3bcde70 HT |
780 | TcpServiceData->DriverBindingHandle,\r |
781 | This->SockHandle,\r | |
bf1400b9 | 782 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r |
a3bcde70 HT |
783 | );\r |
784 | if (EFI_ERROR (Status)) {\r | |
785 | gBS->CloseProtocol (\r | |
786 | TcpServiceData->IpIo->ChildHandle,\r | |
787 | IpProtocolGuid,\r | |
788 | TcpServiceData->DriverBindingHandle,\r | |
789 | This->SockHandle\r | |
790 | );\r | |
791 | } else {\r | |
792 | //\r | |
793 | // Insert this socket into the SocketList.\r | |
794 | //\r | |
795 | InsertTailList (&TcpServiceData->SocketList, &This->Link);\r | |
796 | }\r | |
797 | \r | |
798 | return Status;\r | |
799 | }\r | |
800 | \r | |
801 | /**\r | |
802 | The callback function called before the TCP socket was to be destroyed.\r | |
803 | \r | |
804 | @param[in] This The TCP socket to be destroyed.\r | |
805 | @param[in] Context The context of the socket.\r | |
806 | \r | |
807 | **/\r | |
808 | VOID\r | |
809 | TcpDestroySocketCallback (\r | |
810 | IN SOCKET *This,\r | |
811 | IN VOID *Context\r | |
812 | )\r | |
813 | {\r | |
814 | TCP_SERVICE_DATA *TcpServiceData;\r | |
815 | EFI_GUID *IpProtocolGuid;\r | |
816 | \r | |
817 | if (This->IpVersion == IP_VERSION_4) {\r | |
818 | IpProtocolGuid = &gEfiIp4ProtocolGuid;\r | |
819 | } else {\r | |
820 | IpProtocolGuid = &gEfiIp6ProtocolGuid;\r | |
821 | }\r | |
822 | \r | |
d1050b9d | 823 | TcpServiceData = ((TCP_PROTO_DATA *)This->ProtoReserved)->TcpService;\r |
a3bcde70 HT |
824 | \r |
825 | //\r | |
826 | // Remove this node from the list.\r | |
827 | //\r | |
828 | RemoveEntryList (&This->Link);\r | |
829 | \r | |
a3bcde70 HT |
830 | //\r |
831 | // Close the IP protocol.\r | |
832 | //\r | |
833 | gBS->CloseProtocol (\r | |
834 | TcpServiceData->IpIo->ChildHandle,\r | |
835 | IpProtocolGuid,\r | |
836 | TcpServiceData->DriverBindingHandle,\r | |
837 | This->SockHandle\r | |
838 | );\r | |
839 | }\r | |
840 | \r | |
841 | /**\r | |
842 | Creates a child handle with a set of TCP services.\r | |
843 | \r | |
844 | The CreateChild() function installs a protocol on ChildHandle.\r | |
845 | If ChildHandle is a pointer to NULL, then a new handle is created and returned in ChildHandle.\r | |
846 | If ChildHandle is not a pointer to NULL, then the protocol installs on the existing ChildHandle.\r | |
847 | \r | |
848 | @param[in] This Pointer to the EFI_SERVICE_BINDING_PROTOCOL instance.\r | |
849 | @param[in, out] ChildHandle Pointer to the handle of the child to create.\r | |
850 | If it is NULL, then a new handle is created.\r | |
851 | If it is a pointer to an existing UEFI handle,\r | |
852 | then the protocol is added to the existing UEFI handle.\r | |
853 | \r | |
81c6f176 | 854 | @retval EFI_SUCCESS The protocol was added to ChildHandle.\r |
a3bcde70 | 855 | @retval EFI_INVALID_PARAMETER ChildHandle is NULL.\r |
c2adf51f | 856 | @retval EFI_OUT_OF_RESOURCES There are not enough resources available to create\r |
a3bcde70 HT |
857 | the child.\r |
858 | @retval other The child handle was not created.\r | |
859 | \r | |
860 | **/\r | |
861 | EFI_STATUS\r | |
862 | EFIAPI\r | |
863 | TcpServiceBindingCreateChild (\r | |
864 | IN EFI_SERVICE_BINDING_PROTOCOL *This,\r | |
865 | IN OUT EFI_HANDLE *ChildHandle\r | |
866 | )\r | |
867 | {\r | |
868 | SOCKET *Sock;\r | |
869 | TCP_SERVICE_DATA *TcpServiceData;\r | |
870 | TCP_PROTO_DATA TcpProto;\r | |
871 | EFI_STATUS Status;\r | |
872 | EFI_TPL OldTpl;\r | |
873 | \r | |
d1050b9d | 874 | if ((NULL == This) || (NULL == ChildHandle)) {\r |
a3bcde70 HT |
875 | return EFI_INVALID_PARAMETER;\r |
876 | }\r | |
877 | \r | |
878 | OldTpl = gBS->RaiseTPL (TPL_CALLBACK);\r | |
879 | \r | |
880 | Status = EFI_SUCCESS;\r | |
881 | TcpServiceData = TCP_SERVICE_FROM_THIS (This);\r | |
882 | TcpProto.TcpService = TcpServiceData;\r | |
883 | TcpProto.TcpPcb = NULL;\r | |
884 | \r | |
885 | //\r | |
81c6f176 | 886 | // Create a tcp instance with default Tcp default\r |
a3bcde70 HT |
887 | // sock init data and TcpProto\r |
888 | //\r | |
889 | mTcpDefaultSockData.ProtoData = &TcpProto;\r | |
890 | mTcpDefaultSockData.DataSize = sizeof (TCP_PROTO_DATA);\r | |
891 | mTcpDefaultSockData.DriverBinding = TcpServiceData->DriverBindingHandle;\r | |
892 | mTcpDefaultSockData.IpVersion = TcpServiceData->IpVersion;\r | |
893 | \r | |
894 | if (TcpServiceData->IpVersion == IP_VERSION_4) {\r | |
895 | mTcpDefaultSockData.Protocol = &gTcp4ProtocolTemplate;\r | |
896 | } else {\r | |
897 | mTcpDefaultSockData.Protocol = &gTcp6ProtocolTemplate;\r | |
898 | }\r | |
899 | \r | |
900 | Sock = SockCreateChild (&mTcpDefaultSockData);\r | |
901 | if (NULL == Sock) {\r | |
902 | DEBUG (\r | |
c49ca4a2 | 903 | (DEBUG_ERROR,\r |
d1050b9d | 904 | "TcpDriverBindingCreateChild: No resource to create a Tcp Child\n")\r |
a3bcde70 HT |
905 | );\r |
906 | \r | |
907 | Status = EFI_OUT_OF_RESOURCES;\r | |
908 | } else {\r | |
909 | *ChildHandle = Sock->SockHandle;\r | |
910 | }\r | |
911 | \r | |
d1050b9d | 912 | mTcpDefaultSockData.ProtoData = NULL;\r |
a3bcde70 HT |
913 | \r |
914 | gBS->RestoreTPL (OldTpl);\r | |
915 | return Status;\r | |
916 | }\r | |
917 | \r | |
918 | /**\r | |
919 | Destroys a child handle with a set of TCP services.\r | |
920 | \r | |
921 | The DestroyChild() function does the opposite of CreateChild(). It removes a protocol\r | |
922 | that was installed by CreateChild() from ChildHandle. If the removed protocol is the\r | |
923 | last protocol on ChildHandle, then ChildHandle is destroyed.\r | |
924 | \r | |
925 | @param This Pointer to the EFI_SERVICE_BINDING_PROTOCOL instance.\r | |
926 | @param ChildHandle Handle of the child to be destroyed.\r | |
927 | \r | |
81c6f176 | 928 | @retval EFI_SUCCESS The protocol was removed from ChildHandle.\r |
a3bcde70 | 929 | @retval EFI_UNSUPPORTED ChildHandle does not support the protocol that is being removed.\r |
15ee13fc | 930 | @retval EFI_INVALID_PARAMETER Child handle is NULL.\r |
a3bcde70 HT |
931 | @retval EFI_ACCESS_DENIED The protocol could not be removed from the ChildHandle\r |
932 | because its services are being used.\r | |
933 | @retval other The child handle was not destroyed.\r | |
934 | \r | |
935 | **/\r | |
936 | EFI_STATUS\r | |
937 | EFIAPI\r | |
938 | TcpServiceBindingDestroyChild (\r | |
939 | IN EFI_SERVICE_BINDING_PROTOCOL *This,\r | |
940 | IN EFI_HANDLE ChildHandle\r | |
941 | )\r | |
942 | {\r | |
943 | EFI_STATUS Status;\r | |
944 | VOID *Tcp;\r | |
945 | SOCKET *Sock;\r | |
a3bcde70 | 946 | \r |
d1050b9d | 947 | if ((NULL == This) || (NULL == ChildHandle)) {\r |
a3bcde70 HT |
948 | return EFI_INVALID_PARAMETER;\r |
949 | }\r | |
950 | \r | |
a3bcde70 HT |
951 | //\r |
952 | // retrieve the Tcp4 protocol from ChildHandle\r | |
953 | //\r | |
954 | Status = gBS->OpenProtocol (\r | |
955 | ChildHandle,\r | |
956 | &gEfiTcp4ProtocolGuid,\r | |
957 | &Tcp,\r | |
6879581d | 958 | gTcp4DriverBinding.DriverBindingHandle,\r |
a3bcde70 HT |
959 | ChildHandle,\r |
960 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
961 | );\r | |
962 | if (EFI_ERROR (Status)) {\r | |
963 | //\r | |
964 | // No Tcp4, try the Tcp6 protocol\r | |
965 | //\r | |
966 | Status = gBS->OpenProtocol (\r | |
967 | ChildHandle,\r | |
968 | &gEfiTcp6ProtocolGuid,\r | |
969 | &Tcp,\r | |
6879581d | 970 | gTcp6DriverBinding.DriverBindingHandle,\r |
a3bcde70 HT |
971 | ChildHandle,\r |
972 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
973 | );\r | |
974 | if (EFI_ERROR (Status)) {\r | |
975 | Status = EFI_UNSUPPORTED;\r | |
976 | }\r | |
977 | }\r | |
978 | \r | |
979 | if (!EFI_ERROR (Status)) {\r | |
980 | //\r | |
981 | // destroy this sock and related Tcp protocol control\r | |
982 | // block\r | |
983 | //\r | |
984 | Sock = SOCK_FROM_THIS (Tcp);\r | |
985 | \r | |
986 | SockDestroyChild (Sock);\r | |
987 | }\r | |
988 | \r | |
a3bcde70 HT |
989 | return Status;\r |
990 | }\r |