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a3bcde70 HT |
1 | /** @file\r |
2 | Driver Binding functions implementationfor for UefiPxeBc Driver.\r | |
3 | \r | |
75dce340 | 4 | Copyright (c) 2007 - 2012, Intel Corporation. All rights reserved.<BR>\r |
a3bcde70 HT |
5 | \r |
6 | This program and the accompanying materials\r | |
7 | are licensed and made available under the terms and conditions of the BSD License\r | |
8 | which accompanies this distribution. The full text of the license may be found at\r | |
9 | http://opensource.org/licenses/bsd-license.php.\r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
13 | \r | |
14 | **/\r | |
15 | \r | |
16 | #include "PxeBcImpl.h"\r | |
17 | \r | |
18 | \r | |
19 | EFI_DRIVER_BINDING_PROTOCOL gPxeBcDriverBinding = {\r | |
20 | PxeBcDriverBindingSupported,\r | |
21 | PxeBcDriverBindingStart,\r | |
22 | PxeBcDriverBindingStop,\r | |
23 | 0xa,\r | |
24 | NULL,\r | |
25 | NULL\r | |
26 | };\r | |
27 | \r | |
a3bcde70 HT |
28 | /**\r |
29 | Get the Nic handle using any child handle in the IPv4 stack.\r | |
30 | \r | |
31 | @param[in] ControllerHandle Pointer to child handle over IPv4.\r | |
32 | \r | |
33 | @return NicHandle The pointer to the Nic handle.\r | |
34 | \r | |
35 | **/\r | |
36 | EFI_HANDLE\r | |
37 | PxeBcGetNicByIp4Children (\r | |
38 | IN EFI_HANDLE ControllerHandle\r | |
39 | )\r | |
40 | {\r | |
41 | EFI_HANDLE NicHandle;\r | |
42 | \r | |
43 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiArpProtocolGuid);\r | |
44 | if (NicHandle == NULL) {\r | |
45 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiIp4ProtocolGuid);\r | |
46 | if (NicHandle == NULL) {\r | |
47 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiUdp4ProtocolGuid);\r | |
48 | if (NicHandle == NULL) {\r | |
49 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiDhcp4ProtocolGuid);\r | |
50 | if (NicHandle == NULL) {\r | |
51 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiMtftp4ProtocolGuid);\r | |
52 | if (NicHandle == NULL) {\r | |
53 | return NULL;\r | |
54 | }\r | |
55 | }\r | |
56 | }\r | |
57 | }\r | |
58 | }\r | |
59 | \r | |
60 | return NicHandle;\r | |
61 | }\r | |
62 | \r | |
63 | \r | |
64 | /**\r | |
65 | Get the Nic handle using any child handle in the IPv6 stack.\r | |
66 | \r | |
67 | @param[in] ControllerHandle Pointer to child handle over IPv6.\r | |
68 | \r | |
69 | @return NicHandle The pointer to the Nic handle.\r | |
70 | \r | |
71 | **/\r | |
72 | EFI_HANDLE\r | |
73 | PxeBcGetNicByIp6Children (\r | |
74 | IN EFI_HANDLE ControllerHandle\r | |
75 | )\r | |
76 | {\r | |
77 | EFI_HANDLE NicHandle;\r | |
78 | \r | |
79 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiIp6ProtocolGuid);\r | |
80 | if (NicHandle == NULL) {\r | |
81 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiUdp6ProtocolGuid);\r | |
82 | if (NicHandle == NULL) {\r | |
83 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiDhcp6ProtocolGuid);\r | |
84 | if (NicHandle == NULL) {\r | |
85 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiMtftp6ProtocolGuid);\r | |
86 | if (NicHandle == NULL) {\r | |
87 | return NULL;\r | |
88 | }\r | |
89 | }\r | |
90 | }\r | |
91 | }\r | |
92 | \r | |
93 | return NicHandle;\r | |
94 | }\r | |
95 | \r | |
96 | \r | |
97 | /**\r | |
98 | Destroy the opened instances based on IPv4.\r | |
99 | \r | |
100 | @param[in] This Pointer to the EFI_DRIVER_BINDING_PROTOCOL.\r | |
101 | @param[in] Private Pointer to PXEBC_PRIVATE_DATA.\r | |
102 | \r | |
103 | **/\r | |
104 | VOID\r | |
105 | PxeBcDestroyIp4Children (\r | |
106 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
107 | IN PXEBC_PRIVATE_DATA *Private\r | |
108 | )\r | |
109 | {\r | |
110 | ASSERT(Private != NULL);\r | |
111 | \r | |
112 | if (Private->ArpChild != NULL) {\r | |
113 | //\r | |
114 | // Close Arp for PxeBc->Arp and destroy the instance.\r | |
115 | //\r | |
116 | gBS->CloseProtocol (\r | |
117 | Private->ArpChild,\r | |
118 | &gEfiArpProtocolGuid,\r | |
119 | This->DriverBindingHandle,\r | |
120 | Private->Controller\r | |
121 | );\r | |
122 | \r | |
123 | NetLibDestroyServiceChild (\r | |
124 | Private->Controller,\r | |
125 | This->DriverBindingHandle,\r | |
126 | &gEfiArpServiceBindingProtocolGuid,\r | |
127 | Private->ArpChild\r | |
128 | );\r | |
129 | }\r | |
130 | \r | |
131 | if (Private->Ip4Child != NULL) {\r | |
132 | //\r | |
133 | // Close Ip4 for background ICMP error message and destroy the instance.\r | |
134 | //\r | |
135 | gBS->CloseProtocol (\r | |
136 | Private->Ip4Child,\r | |
137 | &gEfiIp4ProtocolGuid,\r | |
138 | This->DriverBindingHandle,\r | |
139 | Private->Controller\r | |
140 | );\r | |
141 | \r | |
142 | NetLibDestroyServiceChild (\r | |
143 | Private->Controller,\r | |
144 | This->DriverBindingHandle,\r | |
145 | &gEfiIp4ServiceBindingProtocolGuid,\r | |
146 | Private->Ip4Child\r | |
147 | );\r | |
148 | }\r | |
149 | \r | |
150 | if (Private->Udp4WriteChild != NULL) {\r | |
151 | //\r | |
152 | // Close Udp4 for PxeBc->UdpWrite and destroy the instance.\r | |
153 | //\r | |
154 | gBS->CloseProtocol (\r | |
155 | Private->Udp4WriteChild,\r | |
156 | &gEfiUdp4ProtocolGuid,\r | |
157 | This->DriverBindingHandle,\r | |
158 | Private->Controller\r | |
159 | );\r | |
160 | \r | |
161 | NetLibDestroyServiceChild (\r | |
162 | Private->Controller,\r | |
163 | This->DriverBindingHandle,\r | |
164 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
165 | Private->Udp4WriteChild\r | |
166 | );\r | |
167 | }\r | |
168 | \r | |
169 | if (Private->Udp4ReadChild != NULL) {\r | |
170 | //\r | |
171 | // Close Udp4 for PxeBc->UdpRead and destroy the instance.\r | |
172 | //\r | |
173 | gBS->CloseProtocol (\r | |
174 | Private->Udp4ReadChild,\r | |
175 | &gEfiUdp4ProtocolGuid,\r | |
176 | This->DriverBindingHandle,\r | |
177 | Private->Controller\r | |
178 | );\r | |
179 | \r | |
180 | NetLibDestroyServiceChild (\r | |
181 | Private->Controller,\r | |
182 | This->DriverBindingHandle,\r | |
183 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
184 | Private->Udp4ReadChild\r | |
185 | );\r | |
186 | }\r | |
187 | \r | |
188 | if (Private->Mtftp4Child != NULL) {\r | |
189 | //\r | |
190 | // Close Mtftp4 for PxeBc->Mtftp4 and destroy the instance.\r | |
191 | //\r | |
192 | gBS->CloseProtocol (\r | |
193 | Private->Mtftp4Child,\r | |
194 | &gEfiMtftp4ProtocolGuid,\r | |
195 | This->DriverBindingHandle,\r | |
196 | Private->Controller\r | |
197 | );\r | |
198 | \r | |
199 | NetLibDestroyServiceChild (\r | |
200 | Private->Controller,\r | |
201 | This->DriverBindingHandle,\r | |
202 | &gEfiMtftp4ServiceBindingProtocolGuid,\r | |
203 | Private->Mtftp4Child\r | |
204 | );\r | |
205 | }\r | |
206 | \r | |
207 | if (Private->Dhcp4Child != NULL) {\r | |
208 | //\r | |
209 | // Close Dhcp4 for PxeBc->Dhcp4 and destroy the instance.\r | |
210 | //\r | |
211 | gBS->CloseProtocol (\r | |
212 | Private->Dhcp4Child,\r | |
213 | &gEfiDhcp4ProtocolGuid,\r | |
214 | This->DriverBindingHandle,\r | |
215 | Private->Controller\r | |
216 | );\r | |
217 | \r | |
218 | NetLibDestroyServiceChild (\r | |
219 | Private->Controller,\r | |
220 | This->DriverBindingHandle,\r | |
221 | &gEfiDhcp4ServiceBindingProtocolGuid,\r | |
222 | Private->Dhcp4Child\r | |
223 | );\r | |
224 | }\r | |
225 | \r | |
226 | if (Private->Ip4Nic != NULL) {\r | |
227 | //\r | |
15f3fc85 | 228 | // Close PxeBcPrivate from the parent Nic handle and destroy the virtual handle.\r |
a3bcde70 HT |
229 | //\r |
230 | gBS->CloseProtocol (\r | |
231 | Private->Controller,\r | |
9bdc6592 | 232 | &gEfiCallerIdGuid,\r |
a3bcde70 HT |
233 | This->DriverBindingHandle,\r |
234 | Private->Ip4Nic->Controller\r | |
235 | );\r | |
236 | \r | |
237 | gBS->UninstallMultipleProtocolInterfaces (\r | |
238 | Private->Ip4Nic->Controller,\r | |
239 | &gEfiDevicePathProtocolGuid,\r | |
240 | Private->Ip4Nic->DevicePath,\r | |
241 | &gEfiLoadFileProtocolGuid,\r | |
242 | &Private->Ip4Nic->LoadFile,\r | |
15f3fc85 | 243 | &gEfiPxeBaseCodeProtocolGuid,\r |
244 | &Private->PxeBc,\r | |
a3bcde70 HT |
245 | NULL\r |
246 | );\r | |
15f3fc85 | 247 | \r |
248 | if (Private->Snp != NULL) { \r | |
249 | //\r | |
250 | // Close SNP from the child virtual handle\r | |
251 | //\r | |
252 | gBS->CloseProtocol (\r | |
253 | Private->Ip4Nic->Controller,\r | |
254 | &gEfiSimpleNetworkProtocolGuid,\r | |
255 | This->DriverBindingHandle,\r | |
256 | Private->Ip4Nic->Controller\r | |
257 | );\r | |
258 | \r | |
259 | gBS->UninstallProtocolInterface (\r | |
260 | Private->Ip4Nic->Controller,\r | |
261 | &gEfiSimpleNetworkProtocolGuid,\r | |
262 | Private->Snp\r | |
263 | );\r | |
264 | }\r | |
a3bcde70 HT |
265 | FreePool (Private->Ip4Nic);\r |
266 | }\r | |
267 | \r | |
268 | Private->ArpChild = NULL;\r | |
269 | Private->Ip4Child = NULL;\r | |
270 | Private->Udp4WriteChild = NULL;\r | |
271 | Private->Udp4ReadChild = NULL;\r | |
272 | Private->Mtftp4Child = NULL;\r | |
273 | Private->Dhcp4Child = NULL;\r | |
274 | Private->Ip4Nic = NULL;\r | |
275 | }\r | |
276 | \r | |
277 | \r | |
278 | /**\r | |
279 | Destroy the opened instances based on IPv6.\r | |
280 | \r | |
281 | @param[in] This Pointer to the EFI_DRIVER_BINDING_PROTOCOL.\r | |
282 | @param[in] Private Pointer to PXEBC_PRIVATE_DATA.\r | |
283 | \r | |
284 | **/\r | |
285 | VOID\r | |
286 | PxeBcDestroyIp6Children (\r | |
287 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
288 | IN PXEBC_PRIVATE_DATA *Private\r | |
289 | )\r | |
290 | {\r | |
291 | ASSERT(Private != NULL);\r | |
292 | \r | |
293 | if (Private->Ip6Child != NULL) {\r | |
294 | //\r | |
295 | // Close Ip6 for Ip6->Ip6Config and destroy the instance.\r | |
296 | //\r | |
297 | gBS->CloseProtocol (\r | |
298 | Private->Ip6Child,\r | |
299 | &gEfiIp6ProtocolGuid,\r | |
300 | This->DriverBindingHandle,\r | |
301 | Private->Controller\r | |
302 | );\r | |
303 | \r | |
304 | NetLibDestroyServiceChild (\r | |
305 | Private->Controller,\r | |
306 | This->DriverBindingHandle,\r | |
307 | &gEfiIp6ServiceBindingProtocolGuid,\r | |
308 | Private->Ip6Child\r | |
309 | );\r | |
310 | }\r | |
311 | \r | |
312 | if (Private->Udp6WriteChild != NULL) {\r | |
313 | //\r | |
314 | // Close Udp6 for PxeBc->UdpWrite and destroy the instance.\r | |
315 | //\r | |
316 | gBS->CloseProtocol (\r | |
317 | Private->Udp6WriteChild,\r | |
318 | &gEfiUdp6ProtocolGuid,\r | |
319 | This->DriverBindingHandle,\r | |
320 | Private->Controller\r | |
321 | );\r | |
322 | NetLibDestroyServiceChild (\r | |
323 | Private->Controller,\r | |
324 | This->DriverBindingHandle,\r | |
325 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
326 | Private->Udp6WriteChild\r | |
327 | );\r | |
328 | }\r | |
329 | \r | |
330 | if (Private->Udp6ReadChild != NULL) {\r | |
331 | //\r | |
332 | // Close Udp6 for PxeBc->UdpRead and destroy the instance.\r | |
333 | //\r | |
334 | gBS->CloseProtocol (\r | |
335 | Private->Udp6ReadChild,\r | |
336 | &gEfiUdp6ProtocolGuid,\r | |
337 | This->DriverBindingHandle,\r | |
338 | Private->Controller\r | |
339 | );\r | |
340 | NetLibDestroyServiceChild (\r | |
341 | Private->Controller,\r | |
342 | This->DriverBindingHandle,\r | |
343 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
344 | Private->Udp6ReadChild\r | |
345 | );\r | |
346 | }\r | |
347 | \r | |
348 | if (Private->Mtftp6Child != NULL) {\r | |
349 | //\r | |
350 | // Close Mtftp6 for PxeBc->Mtftp and destroy the instance.\r | |
351 | //\r | |
352 | gBS->CloseProtocol (\r | |
353 | Private->Mtftp6Child,\r | |
354 | &gEfiMtftp6ProtocolGuid,\r | |
355 | This->DriverBindingHandle,\r | |
356 | Private->Controller\r | |
357 | );\r | |
358 | \r | |
359 | NetLibDestroyServiceChild (\r | |
360 | Private->Controller,\r | |
361 | This->DriverBindingHandle,\r | |
362 | &gEfiMtftp6ServiceBindingProtocolGuid,\r | |
363 | Private->Mtftp6Child\r | |
364 | );\r | |
365 | }\r | |
366 | \r | |
367 | if (Private->Dhcp6Child != NULL) {\r | |
368 | //\r | |
369 | // Close Dhcp6 for PxeBc->Dhcp and destroy the instance.\r | |
370 | //\r | |
371 | gBS->CloseProtocol (\r | |
372 | Private->Dhcp6Child,\r | |
373 | &gEfiDhcp6ProtocolGuid,\r | |
374 | This->DriverBindingHandle,\r | |
375 | Private->Controller\r | |
376 | );\r | |
377 | \r | |
378 | NetLibDestroyServiceChild (\r | |
379 | Private->Controller,\r | |
380 | This->DriverBindingHandle,\r | |
381 | &gEfiDhcp6ServiceBindingProtocolGuid,\r | |
382 | Private->Dhcp6Child\r | |
383 | );\r | |
384 | }\r | |
385 | \r | |
386 | if (Private->Ip6Nic != NULL) {\r | |
387 | //\r | |
15f3fc85 | 388 | // Close PxeBcPrivate from the parent Nic handle and destroy the virtual handle.\r |
a3bcde70 HT |
389 | //\r |
390 | gBS->CloseProtocol (\r | |
391 | Private->Controller,\r | |
9bdc6592 | 392 | &gEfiCallerIdGuid,\r |
a3bcde70 HT |
393 | This->DriverBindingHandle,\r |
394 | Private->Ip6Nic->Controller\r | |
395 | );\r | |
15f3fc85 | 396 | \r |
a3bcde70 HT |
397 | gBS->UninstallMultipleProtocolInterfaces (\r |
398 | Private->Ip6Nic->Controller,\r | |
399 | &gEfiDevicePathProtocolGuid,\r | |
400 | Private->Ip6Nic->DevicePath,\r | |
401 | &gEfiLoadFileProtocolGuid,\r | |
402 | &Private->Ip6Nic->LoadFile,\r | |
15f3fc85 | 403 | &gEfiPxeBaseCodeProtocolGuid,\r |
404 | &Private->PxeBc,\r | |
a3bcde70 HT |
405 | NULL\r |
406 | );\r | |
15f3fc85 | 407 | if (Private->Snp != NULL) {\r |
408 | //\r | |
409 | // Close SNP from the child virtual handle\r | |
410 | //\r | |
411 | gBS->CloseProtocol (\r | |
412 | Private->Ip6Nic->Controller,\r | |
413 | &gEfiSimpleNetworkProtocolGuid,\r | |
414 | This->DriverBindingHandle,\r | |
415 | Private->Ip6Nic->Controller\r | |
416 | );\r | |
417 | gBS->UninstallProtocolInterface (\r | |
418 | Private->Ip6Nic->Controller,\r | |
419 | &gEfiSimpleNetworkProtocolGuid,\r | |
420 | Private->Snp\r | |
421 | );\r | |
422 | }\r | |
a3bcde70 HT |
423 | FreePool (Private->Ip6Nic);\r |
424 | }\r | |
425 | \r | |
426 | Private->Ip6Child = NULL;\r | |
427 | Private->Udp6WriteChild = NULL;\r | |
428 | Private->Udp6ReadChild = NULL;\r | |
429 | Private->Mtftp6Child = NULL;\r | |
430 | Private->Dhcp6Child = NULL;\r | |
431 | Private->Ip6Nic = NULL;\r | |
432 | Private->Mode.Ipv6Available = FALSE;\r | |
433 | }\r | |
434 | \r | |
435 | \r | |
436 | /**\r | |
437 | Create the opened instances based on IPv4.\r | |
438 | \r | |
439 | @param[in] This Pointer to EFI_DRIVER_BINDING_PROTOCOL.\r | |
440 | @param[in] ControllerHandle Handle of the child to destroy.\r | |
441 | @param[in] Private Handle Pointer to PXEBC_PRIVATE_DATA.\r | |
442 | \r | |
443 | @retval EFI_SUCCESS The instances based on IPv4 were all created successfully.\r | |
444 | @retval Others An unexpected error occurred.\r | |
445 | \r | |
446 | **/\r | |
447 | EFI_STATUS\r | |
448 | PxeBcCreateIp4Children (\r | |
449 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
450 | IN EFI_HANDLE ControllerHandle,\r | |
451 | IN PXEBC_PRIVATE_DATA *Private\r | |
452 | )\r | |
453 | {\r | |
454 | EFI_STATUS Status;\r | |
455 | IPv4_DEVICE_PATH Ip4Node;\r | |
a3bcde70 HT |
456 | EFI_PXE_BASE_CODE_MODE *Mode;\r |
457 | EFI_UDP4_CONFIG_DATA *Udp4CfgData;\r | |
458 | EFI_IP4_CONFIG_DATA *Ip4CfgData;\r | |
459 | EFI_IP4_MODE_DATA Ip4ModeData;\r | |
15f3fc85 | 460 | PXEBC_PRIVATE_PROTOCOL *Id;\r |
461 | EFI_SIMPLE_NETWORK_PROTOCOL *Snp;\r | |
a3bcde70 HT |
462 | \r |
463 | if (Private->Ip4Nic != NULL) {\r | |
464 | //\r | |
465 | // Already created before.\r | |
466 | //\r | |
467 | return EFI_SUCCESS;\r | |
468 | }\r | |
469 | \r | |
470 | //\r | |
471 | // Create Dhcp4 child and open Dhcp4 protocol for PxeBc->Dhcp.\r | |
472 | //\r | |
473 | Status = NetLibCreateServiceChild (\r | |
474 | ControllerHandle,\r | |
475 | This->DriverBindingHandle,\r | |
476 | &gEfiDhcp4ServiceBindingProtocolGuid,\r | |
477 | &Private->Dhcp4Child\r | |
478 | );\r | |
479 | if (EFI_ERROR (Status)) {\r | |
480 | goto ON_ERROR;\r | |
481 | }\r | |
482 | \r | |
483 | Status = gBS->OpenProtocol (\r | |
484 | Private->Dhcp4Child,\r | |
485 | &gEfiDhcp4ProtocolGuid,\r | |
486 | (VOID **) &Private->Dhcp4,\r | |
487 | This->DriverBindingHandle,\r | |
488 | ControllerHandle,\r | |
489 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
490 | );\r | |
491 | if (EFI_ERROR (Status)) {\r | |
492 | goto ON_ERROR;\r | |
493 | }\r | |
494 | \r | |
495 | //\r | |
496 | // Create Mtftp4 child and open Mtftp4 protocol for PxeBc->Mtftp.\r | |
497 | //\r | |
498 | Status = NetLibCreateServiceChild (\r | |
499 | ControllerHandle,\r | |
500 | This->DriverBindingHandle,\r | |
501 | &gEfiMtftp4ServiceBindingProtocolGuid,\r | |
502 | &Private->Mtftp4Child\r | |
503 | );\r | |
504 | if (EFI_ERROR (Status)) {\r | |
505 | goto ON_ERROR;\r | |
506 | }\r | |
507 | \r | |
508 | Status = gBS->OpenProtocol (\r | |
509 | Private->Mtftp4Child,\r | |
510 | &gEfiMtftp4ProtocolGuid,\r | |
511 | (VOID **) &Private->Mtftp4,\r | |
512 | This->DriverBindingHandle,\r | |
513 | ControllerHandle,\r | |
514 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
515 | );\r | |
516 | if (EFI_ERROR (Status)) {\r | |
517 | goto ON_ERROR;\r | |
518 | }\r | |
519 | \r | |
520 | //\r | |
521 | // Create Udp4 child and open Udp4 protocol for PxeBc->UdpRead.\r | |
522 | //\r | |
523 | Status = NetLibCreateServiceChild (\r | |
524 | ControllerHandle,\r | |
525 | This->DriverBindingHandle,\r | |
526 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
527 | &Private->Udp4ReadChild\r | |
528 | );\r | |
529 | if (EFI_ERROR (Status)) {\r | |
530 | goto ON_ERROR;\r | |
531 | }\r | |
532 | \r | |
533 | Status = gBS->OpenProtocol (\r | |
534 | Private->Udp4ReadChild,\r | |
535 | &gEfiUdp4ProtocolGuid,\r | |
536 | (VOID **) &Private->Udp4Read,\r | |
537 | This->DriverBindingHandle,\r | |
538 | ControllerHandle,\r | |
539 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
540 | );\r | |
541 | if (EFI_ERROR (Status)) {\r | |
542 | goto ON_ERROR;\r | |
543 | }\r | |
544 | \r | |
545 | //\r | |
546 | // Create Udp4 child and open Udp4 protocol for PxeBc->UdpWrite.\r | |
547 | //\r | |
548 | Status = NetLibCreateServiceChild (\r | |
549 | ControllerHandle,\r | |
550 | This->DriverBindingHandle,\r | |
551 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
552 | &Private->Udp4WriteChild\r | |
553 | );\r | |
554 | if (EFI_ERROR (Status)) {\r | |
555 | goto ON_ERROR;\r | |
556 | }\r | |
557 | \r | |
558 | Status = gBS->OpenProtocol (\r | |
559 | Private->Udp4WriteChild,\r | |
560 | &gEfiUdp4ProtocolGuid,\r | |
561 | (VOID **) &Private->Udp4Write,\r | |
562 | This->DriverBindingHandle,\r | |
563 | ControllerHandle,\r | |
564 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
565 | );\r | |
566 | if (EFI_ERROR (Status)) {\r | |
567 | goto ON_ERROR;\r | |
568 | }\r | |
569 | \r | |
570 | //\r | |
571 | // Create Arp child and open Arp protocol for PxeBc->Arp.\r | |
572 | //\r | |
573 | Status = NetLibCreateServiceChild (\r | |
574 | ControllerHandle,\r | |
575 | This->DriverBindingHandle,\r | |
576 | &gEfiArpServiceBindingProtocolGuid,\r | |
577 | &Private->ArpChild\r | |
578 | );\r | |
579 | if (EFI_ERROR (Status)) {\r | |
580 | goto ON_ERROR;\r | |
581 | }\r | |
582 | \r | |
583 | Status = gBS->OpenProtocol (\r | |
584 | Private->ArpChild,\r | |
585 | &gEfiArpProtocolGuid,\r | |
586 | (VOID **) &Private->Arp,\r | |
587 | This->DriverBindingHandle,\r | |
588 | ControllerHandle,\r | |
589 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
590 | );\r | |
591 | if (EFI_ERROR (Status)) {\r | |
592 | goto ON_ERROR;\r | |
593 | }\r | |
594 | \r | |
595 | //\r | |
596 | // Create Ip4 child and open Ip4 protocol for background ICMP packets.\r | |
597 | //\r | |
598 | Status = NetLibCreateServiceChild (\r | |
599 | ControllerHandle,\r | |
600 | This->DriverBindingHandle,\r | |
601 | &gEfiIp4ServiceBindingProtocolGuid,\r | |
602 | &Private->Ip4Child\r | |
603 | );\r | |
604 | if (EFI_ERROR (Status)) {\r | |
605 | goto ON_ERROR;\r | |
606 | }\r | |
607 | \r | |
608 | Status = gBS->OpenProtocol (\r | |
609 | Private->Ip4Child,\r | |
610 | &gEfiIp4ProtocolGuid,\r | |
611 | (VOID **) &Private->Ip4,\r | |
612 | This->DriverBindingHandle,\r | |
613 | ControllerHandle,\r | |
614 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
615 | );\r | |
616 | if (EFI_ERROR (Status)) {\r | |
617 | goto ON_ERROR;\r | |
618 | }\r | |
619 | \r | |
620 | //\r | |
621 | // Get max packet size from Ip4 to calculate block size for Tftp later.\r | |
622 | //\r | |
623 | Status = Private->Ip4->GetModeData (Private->Ip4, &Ip4ModeData, NULL, NULL);\r | |
624 | if (EFI_ERROR (Status)) {\r | |
625 | goto ON_ERROR;\r | |
626 | }\r | |
627 | \r | |
628 | Private->Ip4MaxPacketSize = Ip4ModeData.MaxPacketSize;\r | |
629 | \r | |
630 | Private->Ip4Nic = AllocateZeroPool (sizeof (PXEBC_VIRTUAL_NIC));\r | |
631 | if (Private->Ip4Nic == NULL) {\r | |
632 | return EFI_OUT_OF_RESOURCES;\r | |
633 | }\r | |
634 | \r | |
635 | Private->Ip4Nic->Private = Private;\r | |
636 | Private->Ip4Nic->Signature = PXEBC_VIRTUAL_NIC_SIGNATURE;\r | |
637 | \r | |
638 | //\r | |
639 | // Create a device path node for Ipv4 virtual nic, and append it.\r | |
640 | //\r | |
641 | ZeroMem (&Ip4Node, sizeof (IPv4_DEVICE_PATH));\r | |
642 | Ip4Node.Header.Type = MESSAGING_DEVICE_PATH;\r | |
643 | Ip4Node.Header.SubType = MSG_IPv4_DP;\r | |
644 | Ip4Node.StaticIpAddress = FALSE;\r | |
645 | \r | |
646 | SetDevicePathNodeLength (&Ip4Node.Header, sizeof (Ip4Node));\r | |
647 | \r | |
648 | Private->Ip4Nic->DevicePath = AppendDevicePathNode (Private->DevicePath, &Ip4Node.Header);\r | |
649 | \r | |
650 | if (Private->Ip4Nic->DevicePath == NULL) {\r | |
651 | Status = EFI_OUT_OF_RESOURCES;\r | |
652 | goto ON_ERROR;\r | |
653 | }\r | |
654 | \r | |
655 | CopyMem (\r | |
656 | &Private->Ip4Nic->LoadFile,\r | |
657 | &gLoadFileProtocolTemplate,\r | |
658 | sizeof (EFI_LOAD_FILE_PROTOCOL)\r | |
659 | );\r | |
660 | \r | |
661 | //\r | |
662 | // Create a new handle for IPv4 virtual nic,\r | |
663 | // and install PxeBaseCode, LoadFile and DevicePath protocols.\r | |
664 | //\r | |
665 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
666 | &Private->Ip4Nic->Controller,\r | |
667 | &gEfiDevicePathProtocolGuid,\r | |
668 | Private->Ip4Nic->DevicePath,\r | |
669 | &gEfiLoadFileProtocolGuid,\r | |
670 | &Private->Ip4Nic->LoadFile,\r | |
15f3fc85 | 671 | &gEfiPxeBaseCodeProtocolGuid,\r |
672 | &Private->PxeBc,\r | |
a3bcde70 HT |
673 | NULL\r |
674 | );\r | |
675 | if (EFI_ERROR (Status)) {\r | |
676 | goto ON_ERROR;\r | |
677 | }\r | |
678 | \r | |
15f3fc85 | 679 | if (Private->Snp != NULL) {\r |
680 | //\r | |
681 | // Install SNP protocol on purpose is for some OS loader backward\r | |
682 | // compatibility consideration.\r | |
683 | //\r | |
684 | Status = gBS->InstallProtocolInterface (\r | |
685 | &Private->Ip4Nic->Controller,\r | |
686 | &gEfiSimpleNetworkProtocolGuid,\r | |
687 | EFI_NATIVE_INTERFACE,\r | |
688 | Private->Snp\r | |
689 | );\r | |
690 | if (EFI_ERROR (Status)) {\r | |
691 | goto ON_ERROR;\r | |
692 | }\r | |
693 | \r | |
694 | //\r | |
695 | // Open SNP on the child handle BY_DRIVER. It will prevent any additionally \r | |
696 | // layering to perform the experiment.\r | |
697 | //\r | |
698 | Status = gBS->OpenProtocol (\r | |
699 | Private->Ip4Nic->Controller,\r | |
700 | &gEfiSimpleNetworkProtocolGuid,\r | |
701 | (VOID **) &Snp,\r | |
702 | This->DriverBindingHandle,\r | |
703 | Private->Ip4Nic->Controller,\r | |
704 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
705 | );\r | |
706 | if (EFI_ERROR (Status)) {\r | |
707 | goto ON_ERROR;\r | |
708 | }\r | |
709 | }\r | |
710 | \r | |
a3bcde70 | 711 | //\r |
15f3fc85 | 712 | // Open PxeBaseCodePrivate protocol by child to setup a parent-child relationship between\r |
a3bcde70 HT |
713 | // real NIC handle and the virtual IPv4 NIC handle.\r |
714 | //\r | |
715 | Status = gBS->OpenProtocol (\r | |
716 | ControllerHandle,\r | |
9bdc6592 | 717 | &gEfiCallerIdGuid,\r |
15f3fc85 | 718 | (VOID **) &Id,\r |
a3bcde70 HT |
719 | This->DriverBindingHandle,\r |
720 | Private->Ip4Nic->Controller,\r | |
721 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
722 | );\r | |
723 | if (EFI_ERROR (Status)) {\r | |
724 | goto ON_ERROR;\r | |
725 | }\r | |
726 | \r | |
727 | //\r | |
728 | // Set default configure data for Udp4Read and Ip4 instance.\r | |
729 | //\r | |
15f3fc85 | 730 | Mode = Private->PxeBc.Mode;\r |
a3bcde70 HT |
731 | Udp4CfgData = &Private->Udp4CfgData;\r |
732 | Ip4CfgData = &Private->Ip4CfgData;\r | |
733 | \r | |
18127352 | 734 | Udp4CfgData->AcceptBroadcast = FALSE;\r |
a3bcde70 HT |
735 | Udp4CfgData->AcceptAnyPort = TRUE;\r |
736 | Udp4CfgData->AllowDuplicatePort = TRUE;\r | |
737 | Udp4CfgData->TypeOfService = Mode->ToS;\r | |
738 | Udp4CfgData->TimeToLive = Mode->TTL;\r | |
739 | Udp4CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
740 | Udp4CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
741 | \r | |
742 | Ip4CfgData->AcceptIcmpErrors = TRUE;\r | |
743 | Ip4CfgData->DefaultProtocol = EFI_IP_PROTO_ICMP;\r | |
744 | Ip4CfgData->TypeOfService = Mode->ToS;\r | |
745 | Ip4CfgData->TimeToLive = Mode->TTL;\r | |
746 | Ip4CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
747 | Ip4CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
748 | \r | |
749 | return EFI_SUCCESS;\r | |
750 | \r | |
751 | ON_ERROR:\r | |
752 | PxeBcDestroyIp4Children (This, Private);\r | |
753 | return Status;\r | |
754 | }\r | |
755 | \r | |
756 | \r | |
757 | /**\r | |
758 | Create the opened instances based on IPv6.\r | |
759 | \r | |
760 | @param[in] This Pointer to EFI_DRIVER_BINDING_PROTOCOL.\r | |
761 | @param[in] ControllerHandle Handle of the child to destroy.\r | |
762 | @param[in] Private Handle Pointer to PXEBC_PRIVATE_DATA.\r | |
763 | \r | |
764 | @retval EFI_SUCCESS The instances based on IPv6 were all created successfully.\r | |
765 | @retval Others An unexpected error occurred.\r | |
766 | \r | |
767 | **/\r | |
768 | EFI_STATUS\r | |
769 | PxeBcCreateIp6Children (\r | |
770 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
771 | IN EFI_HANDLE ControllerHandle,\r | |
772 | IN PXEBC_PRIVATE_DATA *Private\r | |
773 | )\r | |
774 | {\r | |
775 | EFI_STATUS Status;\r | |
776 | IPv6_DEVICE_PATH Ip6Node;\r | |
a3bcde70 HT |
777 | EFI_UDP6_CONFIG_DATA *Udp6CfgData;\r |
778 | EFI_IP6_CONFIG_DATA *Ip6CfgData;\r | |
779 | EFI_IP6_MODE_DATA Ip6ModeData;\r | |
15f3fc85 | 780 | PXEBC_PRIVATE_PROTOCOL *Id;\r |
781 | EFI_SIMPLE_NETWORK_PROTOCOL *Snp;\r | |
75dce340 | 782 | UINTN Index;\r |
a3bcde70 HT |
783 | \r |
784 | if (Private->Ip6Nic != NULL) {\r | |
785 | //\r | |
786 | // Already created before.\r | |
787 | //\r | |
788 | return EFI_SUCCESS;\r | |
789 | }\r | |
790 | \r | |
791 | Private->Ip6Nic = AllocateZeroPool (sizeof (PXEBC_VIRTUAL_NIC));\r | |
792 | \r | |
793 | if (Private->Ip6Nic == NULL) {\r | |
794 | return EFI_OUT_OF_RESOURCES;\r | |
795 | }\r | |
796 | \r | |
797 | Private->Ip6Nic->Private = Private;\r | |
798 | Private->Ip6Nic->Signature = PXEBC_VIRTUAL_NIC_SIGNATURE;\r | |
799 | \r | |
800 | //\r | |
801 | // Create Dhcp6 child and open Dhcp6 protocol for PxeBc->Dhcp.\r | |
802 | //\r | |
803 | Status = NetLibCreateServiceChild (\r | |
804 | ControllerHandle,\r | |
805 | This->DriverBindingHandle,\r | |
806 | &gEfiDhcp6ServiceBindingProtocolGuid,\r | |
807 | &Private->Dhcp6Child\r | |
808 | );\r | |
809 | if (EFI_ERROR (Status)) {\r | |
810 | goto ON_ERROR;\r | |
811 | }\r | |
812 | \r | |
813 | Status = gBS->OpenProtocol (\r | |
814 | Private->Dhcp6Child,\r | |
815 | &gEfiDhcp6ProtocolGuid,\r | |
816 | (VOID **) &Private->Dhcp6,\r | |
817 | This->DriverBindingHandle,\r | |
818 | ControllerHandle,\r | |
819 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
820 | );\r | |
821 | if (EFI_ERROR (Status)) {\r | |
822 | goto ON_ERROR;\r | |
823 | }\r | |
824 | \r | |
75dce340 | 825 | //\r |
826 | // Generate a random IAID for the Dhcp6 assigned address.\r | |
827 | //\r | |
828 | Private->IaId = NET_RANDOM (NetRandomInitSeed ());\r | |
829 | if (Private->Snp != NULL) {\r | |
830 | for (Index = 0; Index < Private->Snp->Mode->HwAddressSize; Index++) {\r | |
831 | Private->IaId |= (Private->Snp->Mode->CurrentAddress.Addr[Index] << ((Index << 3) & 31));\r | |
832 | } \r | |
833 | }\r | |
834 | \r | |
a3bcde70 HT |
835 | //\r |
836 | // Create Mtftp6 child and open Mtftp6 protocol for PxeBc->Mtftp.\r | |
837 | //\r | |
838 | Status = NetLibCreateServiceChild (\r | |
839 | ControllerHandle,\r | |
840 | This->DriverBindingHandle,\r | |
841 | &gEfiMtftp6ServiceBindingProtocolGuid,\r | |
842 | &Private->Mtftp6Child\r | |
843 | );\r | |
844 | if (EFI_ERROR (Status)) {\r | |
845 | goto ON_ERROR;\r | |
846 | }\r | |
847 | \r | |
848 | Status = gBS->OpenProtocol (\r | |
849 | Private->Mtftp6Child,\r | |
850 | &gEfiMtftp6ProtocolGuid,\r | |
851 | (VOID **) &Private->Mtftp6,\r | |
852 | This->DriverBindingHandle,\r | |
853 | ControllerHandle,\r | |
854 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
855 | );\r | |
856 | if (EFI_ERROR (Status)) {\r | |
857 | goto ON_ERROR;\r | |
858 | }\r | |
859 | \r | |
860 | //\r | |
861 | // Create Udp6 child and open Udp6 protocol for PxeBc->UdpRead.\r | |
862 | //\r | |
863 | Status = NetLibCreateServiceChild (\r | |
864 | ControllerHandle,\r | |
865 | This->DriverBindingHandle,\r | |
866 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
867 | &Private->Udp6ReadChild\r | |
868 | );\r | |
869 | if (EFI_ERROR (Status)) {\r | |
870 | goto ON_ERROR;\r | |
871 | }\r | |
872 | \r | |
873 | Status = gBS->OpenProtocol (\r | |
874 | Private->Udp6ReadChild,\r | |
875 | &gEfiUdp6ProtocolGuid,\r | |
876 | (VOID **) &Private->Udp6Read,\r | |
877 | This->DriverBindingHandle,\r | |
878 | ControllerHandle,\r | |
879 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
880 | );\r | |
881 | if (EFI_ERROR (Status)) {\r | |
882 | goto ON_ERROR;\r | |
883 | }\r | |
884 | \r | |
885 | //\r | |
886 | // Create Udp6 child and open Udp6 protocol for PxeBc->UdpWrite.\r | |
887 | //\r | |
888 | Status = NetLibCreateServiceChild (\r | |
889 | ControllerHandle,\r | |
890 | This->DriverBindingHandle,\r | |
891 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
892 | &Private->Udp6WriteChild\r | |
893 | );\r | |
894 | if (EFI_ERROR (Status)) {\r | |
895 | goto ON_ERROR;\r | |
896 | }\r | |
897 | \r | |
898 | Status = gBS->OpenProtocol (\r | |
899 | Private->Udp6WriteChild,\r | |
900 | &gEfiUdp6ProtocolGuid,\r | |
901 | (VOID **) &Private->Udp6Write,\r | |
902 | This->DriverBindingHandle,\r | |
903 | ControllerHandle,\r | |
904 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
905 | );\r | |
906 | if (EFI_ERROR (Status)) {\r | |
907 | goto ON_ERROR;\r | |
908 | }\r | |
909 | \r | |
910 | //\r | |
911 | // Create Ip6 child and open Ip6 protocol for background ICMP6 packets.\r | |
912 | //\r | |
913 | Status = NetLibCreateServiceChild (\r | |
914 | ControllerHandle,\r | |
915 | This->DriverBindingHandle,\r | |
916 | &gEfiIp6ServiceBindingProtocolGuid,\r | |
917 | &Private->Ip6Child\r | |
918 | );\r | |
919 | if (EFI_ERROR (Status)) {\r | |
920 | goto ON_ERROR;\r | |
921 | }\r | |
922 | \r | |
923 | Status = gBS->OpenProtocol (\r | |
924 | Private->Ip6Child,\r | |
925 | &gEfiIp6ProtocolGuid,\r | |
926 | (VOID **) &Private->Ip6,\r | |
927 | This->DriverBindingHandle,\r | |
928 | ControllerHandle,\r | |
929 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
930 | );\r | |
931 | if (EFI_ERROR (Status)) {\r | |
932 | goto ON_ERROR;\r | |
933 | }\r | |
934 | \r | |
935 | //\r | |
936 | // Get max packet size from Ip6 to calculate block size for Tftp later.\r | |
937 | //\r | |
938 | Status = Private->Ip6->GetModeData (Private->Ip6, &Ip6ModeData, NULL, NULL);\r | |
939 | if (EFI_ERROR (Status)) {\r | |
940 | goto ON_ERROR;\r | |
941 | }\r | |
942 | \r | |
943 | Private->Ip6MaxPacketSize = Ip6ModeData.MaxPacketSize;\r | |
944 | \r | |
945 | //\r | |
946 | // Locate Ip6->Ip6Config and store it for set IPv6 address.\r | |
947 | //\r | |
948 | Status = gBS->HandleProtocol (\r | |
949 | ControllerHandle,\r | |
950 | &gEfiIp6ConfigProtocolGuid,\r | |
951 | (VOID **) &Private->Ip6Cfg\r | |
952 | );\r | |
953 | if (EFI_ERROR (Status)) {\r | |
954 | goto ON_ERROR;\r | |
955 | }\r | |
956 | \r | |
957 | //\r | |
958 | // Create a device path node for Ipv6 virtual nic, and append it.\r | |
959 | //\r | |
960 | ZeroMem (&Ip6Node, sizeof (IPv6_DEVICE_PATH));\r | |
961 | Ip6Node.Header.Type = MESSAGING_DEVICE_PATH;\r | |
962 | Ip6Node.Header.SubType = MSG_IPv6_DP;\r | |
501793fa | 963 | Ip6Node.PrefixLength = IP6_PREFIX_LENGTH;\r |
a3bcde70 HT |
964 | \r |
965 | SetDevicePathNodeLength (&Ip6Node.Header, sizeof (Ip6Node));\r | |
966 | \r | |
967 | Private->Ip6Nic->DevicePath = AppendDevicePathNode (Private->DevicePath, &Ip6Node.Header);\r | |
968 | \r | |
969 | if (Private->Ip6Nic->DevicePath == NULL) {\r | |
970 | Status = EFI_OUT_OF_RESOURCES;\r | |
971 | goto ON_ERROR;\r | |
972 | }\r | |
973 | \r | |
974 | CopyMem (\r | |
975 | &Private->Ip6Nic->LoadFile,\r | |
976 | &gLoadFileProtocolTemplate,\r | |
977 | sizeof (EFI_LOAD_FILE_PROTOCOL)\r | |
978 | );\r | |
979 | \r | |
980 | //\r | |
981 | // Create a new handle for IPv6 virtual nic,\r | |
982 | // and install PxeBaseCode, LoadFile and DevicePath protocols.\r | |
983 | //\r | |
984 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
985 | &Private->Ip6Nic->Controller,\r | |
986 | &gEfiDevicePathProtocolGuid,\r | |
987 | Private->Ip6Nic->DevicePath,\r | |
988 | &gEfiLoadFileProtocolGuid,\r | |
989 | &Private->Ip6Nic->LoadFile,\r | |
15f3fc85 | 990 | &gEfiPxeBaseCodeProtocolGuid,\r |
991 | &Private->PxeBc,\r | |
a3bcde70 HT |
992 | NULL\r |
993 | );\r | |
994 | if (EFI_ERROR (Status)) {\r | |
995 | goto ON_ERROR;\r | |
996 | }\r | |
15f3fc85 | 997 | \r |
998 | if (Private->Snp != NULL) {\r | |
999 | //\r | |
1000 | // Install SNP protocol on purpose is for some OS loader backward\r | |
1001 | // compatibility consideration.\r | |
1002 | //\r | |
1003 | Status = gBS->InstallProtocolInterface (\r | |
1004 | &Private->Ip6Nic->Controller,\r | |
1005 | &gEfiSimpleNetworkProtocolGuid,\r | |
1006 | EFI_NATIVE_INTERFACE,\r | |
1007 | Private->Snp\r | |
1008 | );\r | |
1009 | if (EFI_ERROR (Status)) {\r | |
1010 | goto ON_ERROR;\r | |
1011 | }\r | |
1012 | \r | |
1013 | //\r | |
1014 | // Open SNP on the child handle BY_DRIVER. It will prevent any additionally \r | |
1015 | // layering to perform the experiment.\r | |
1016 | //\r | |
1017 | Status = gBS->OpenProtocol (\r | |
1018 | Private->Ip6Nic->Controller,\r | |
1019 | &gEfiSimpleNetworkProtocolGuid,\r | |
1020 | (VOID **) &Snp,\r | |
1021 | This->DriverBindingHandle,\r | |
1022 | Private->Ip6Nic->Controller,\r | |
1023 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
1024 | );\r | |
1025 | if (EFI_ERROR (Status)) {\r | |
1026 | goto ON_ERROR;\r | |
1027 | }\r | |
1028 | }\r | |
a3bcde70 HT |
1029 | \r |
1030 | //\r | |
15f3fc85 | 1031 | // Open PxeBaseCodePrivate protocol by child to setup a parent-child relationship between\r |
a3bcde70 HT |
1032 | // real NIC handle and the virtual IPv6 NIC handle.\r |
1033 | //\r | |
1034 | Status = gBS->OpenProtocol (\r | |
1035 | ControllerHandle,\r | |
9bdc6592 | 1036 | &gEfiCallerIdGuid,\r |
15f3fc85 | 1037 | (VOID **) &Id,\r |
a3bcde70 HT |
1038 | This->DriverBindingHandle,\r |
1039 | Private->Ip6Nic->Controller,\r | |
1040 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
1041 | );\r | |
1042 | if (EFI_ERROR (Status)) {\r | |
1043 | goto ON_ERROR;\r | |
1044 | }\r | |
1045 | \r | |
1046 | //\r | |
1047 | // Set IPv6 avaiable flag and set default configure data for\r | |
1048 | // Udp6Read and Ip6 instance.\r | |
1049 | //\r | |
1050 | Private->Mode.Ipv6Available = TRUE;\r | |
1051 | Udp6CfgData = &Private->Udp6CfgData;\r | |
1052 | Ip6CfgData = &Private->Ip6CfgData;\r | |
1053 | \r | |
1054 | Udp6CfgData->AcceptAnyPort = TRUE;\r | |
1055 | Udp6CfgData->AllowDuplicatePort = TRUE;\r | |
1056 | Udp6CfgData->HopLimit = PXEBC_DEFAULT_HOPLIMIT;\r | |
1057 | Udp6CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
1058 | Udp6CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
1059 | \r | |
1060 | Ip6CfgData->AcceptIcmpErrors = TRUE;\r | |
1061 | Ip6CfgData->DefaultProtocol = IP6_ICMP;\r | |
1062 | Ip6CfgData->HopLimit = PXEBC_DEFAULT_HOPLIMIT;\r | |
1063 | Ip6CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
1064 | Ip6CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
1065 | \r | |
1066 | return EFI_SUCCESS;\r | |
1067 | \r | |
1068 | ON_ERROR:\r | |
1069 | PxeBcDestroyIp6Children (This, Private);\r | |
1070 | return Status;\r | |
1071 | }\r | |
1072 | \r | |
1073 | \r | |
1074 | /**\r | |
1075 | The entry point for UefiPxeBc driver that installs the driver\r | |
1076 | binding and component name protocol on its image.\r | |
1077 | \r | |
1078 | @param[in] ImageHandle The Image handle of the driver.\r | |
1079 | @param[in] SystemTable The system table.\r | |
1080 | \r | |
1081 | @return EFI_SUCCESS\r | |
1082 | @return Others\r | |
1083 | \r | |
1084 | **/\r | |
1085 | EFI_STATUS\r | |
1086 | EFIAPI\r | |
1087 | PxeBcDriverEntryPoint (\r | |
1088 | IN EFI_HANDLE ImageHandle,\r | |
1089 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
1090 | )\r | |
1091 | {\r | |
1092 | return EfiLibInstallDriverBindingComponentName2 (\r | |
1093 | ImageHandle,\r | |
1094 | SystemTable,\r | |
1095 | &gPxeBcDriverBinding,\r | |
1096 | ImageHandle,\r | |
1097 | &gPxeBcComponentName,\r | |
1098 | &gPxeBcComponentName2\r | |
1099 | );\r | |
1100 | }\r | |
1101 | \r | |
1102 | \r | |
1103 | /**\r | |
1104 | Test to see if this driver supports ControllerHandle. This service\r | |
1105 | is called by the EFI boot service ConnectController(). In\r | |
1106 | order to make drivers as small as possible, there are a few calling\r | |
1107 | restrictions for this service. ConnectController() must\r | |
1108 | follow these calling restrictions. If any other agent wishes to call\r | |
1109 | Supported() it must also follow these calling restrictions.\r | |
1110 | \r | |
1111 | @param[in] This The pointer to the driver binding protocol.\r | |
1112 | @param[in] ControllerHandle The handle of device to be tested.\r | |
1113 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1114 | device to be started.\r | |
1115 | \r | |
1116 | @retval EFI_SUCCESS This driver supports this device.\r | |
1117 | @retval EFI_UNSUPPORTED This driver does not support this device.\r | |
1118 | \r | |
1119 | **/\r | |
1120 | EFI_STATUS\r | |
1121 | EFIAPI\r | |
1122 | PxeBcDriverBindingSupported (\r | |
1123 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1124 | IN EFI_HANDLE ControllerHandle,\r | |
1125 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
1126 | )\r | |
1127 | {\r | |
1128 | EFI_STATUS Ip4Status;\r | |
1129 | EFI_STATUS Ip6Status;\r | |
1130 | \r | |
1131 | //\r | |
1132 | // Try to open the Mtftp4 and Dhcp4 protocol to test whether IPv4 stack is ready.\r | |
1133 | //\r | |
1134 | Ip4Status = gBS->OpenProtocol (\r | |
1135 | ControllerHandle,\r | |
1136 | &gEfiDhcp4ServiceBindingProtocolGuid,\r | |
1137 | NULL,\r | |
1138 | This->DriverBindingHandle,\r | |
1139 | ControllerHandle,\r | |
1140 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
1141 | );\r | |
1142 | if (!EFI_ERROR (Ip4Status)) {\r | |
1143 | Ip4Status = gBS->OpenProtocol (\r | |
1144 | ControllerHandle,\r | |
1145 | &gEfiMtftp4ServiceBindingProtocolGuid,\r | |
1146 | NULL,\r | |
1147 | This->DriverBindingHandle,\r | |
1148 | ControllerHandle,\r | |
1149 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
1150 | );\r | |
1151 | }\r | |
1152 | \r | |
1153 | //\r | |
1154 | // Try to open the Mtftp6 and Dhcp6 protocol to test whether IPv4 stack is ready.\r | |
1155 | //\r | |
1156 | Ip6Status = gBS->OpenProtocol (\r | |
1157 | ControllerHandle,\r | |
1158 | &gEfiDhcp6ServiceBindingProtocolGuid,\r | |
1159 | NULL,\r | |
1160 | This->DriverBindingHandle,\r | |
1161 | ControllerHandle,\r | |
1162 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
1163 | );\r | |
1164 | if (!EFI_ERROR (Ip6Status)) {\r | |
1165 | Ip6Status = gBS->OpenProtocol (\r | |
1166 | ControllerHandle,\r | |
1167 | &gEfiMtftp6ServiceBindingProtocolGuid,\r | |
1168 | NULL,\r | |
1169 | This->DriverBindingHandle,\r | |
1170 | ControllerHandle,\r | |
1171 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
1172 | );\r | |
1173 | }\r | |
1174 | \r | |
1175 | //\r | |
1176 | // It's unsupported case if both stack are not ready.\r | |
1177 | //\r | |
1178 | if (EFI_ERROR (Ip4Status) && EFI_ERROR (Ip6Status)) {\r | |
1179 | return EFI_UNSUPPORTED;\r | |
1180 | }\r | |
1181 | \r | |
1182 | return EFI_SUCCESS;\r | |
1183 | }\r | |
1184 | \r | |
1185 | \r | |
1186 | /**\r | |
1187 | Start this driver on ControllerHandle. This service is called by the\r | |
1188 | EFI boot service ConnectController(). In order to make\r | |
1189 | drivers as small as possible, there are a few calling restrictions for\r | |
1190 | this service. ConnectController() must follow these\r | |
1191 | calling restrictions. If any other agent wishes to call Start() it\r | |
1192 | must also follow these calling restrictions.\r | |
1193 | \r | |
1194 | @param[in] This The pointer to the driver binding protocol.\r | |
1195 | @param[in] ControllerHandle The handle of device to be started.\r | |
1196 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1197 | device to be started.\r | |
1198 | \r | |
1199 | @retval EFI_SUCCESS This driver is installed to ControllerHandle.\r | |
1200 | @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle.\r | |
1201 | @retval other This driver does not support this device.\r | |
1202 | \r | |
1203 | **/\r | |
1204 | EFI_STATUS\r | |
1205 | EFIAPI\r | |
1206 | PxeBcDriverBindingStart (\r | |
1207 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1208 | IN EFI_HANDLE ControllerHandle,\r | |
1209 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
1210 | )\r | |
1211 | {\r | |
1212 | PXEBC_PRIVATE_DATA *Private;\r | |
a3bcde70 HT |
1213 | EFI_STATUS Status;\r |
1214 | EFI_STATUS Ip4Status;\r | |
1215 | EFI_STATUS Ip6Status;\r | |
15f3fc85 | 1216 | PXEBC_PRIVATE_PROTOCOL *Id;\r |
a3bcde70 HT |
1217 | \r |
1218 | Status = gBS->OpenProtocol (\r | |
1219 | ControllerHandle,\r | |
9bdc6592 | 1220 | &gEfiCallerIdGuid,\r |
15f3fc85 | 1221 | (VOID **) &Id,\r |
a3bcde70 HT |
1222 | This->DriverBindingHandle,\r |
1223 | ControllerHandle,\r | |
1224 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1225 | );\r | |
1226 | if (!EFI_ERROR (Status)) {\r | |
1227 | //\r | |
1228 | // Skip the initialization if the driver has been started already.\r | |
1229 | //\r | |
15f3fc85 | 1230 | Private = PXEBC_PRIVATE_DATA_FROM_ID (Id);\r |
a3bcde70 HT |
1231 | } else {\r |
1232 | //\r | |
1233 | // If the driver has not been started yet, it should do initialization.\r | |
1234 | //\r | |
1235 | Private = AllocateZeroPool (sizeof (PXEBC_PRIVATE_DATA));\r | |
1236 | if (Private == NULL) {\r | |
1237 | return EFI_OUT_OF_RESOURCES;\r | |
1238 | }\r | |
1239 | \r | |
1240 | CopyMem (\r | |
1241 | &Private->PxeBc,\r | |
1242 | &gPxeBcProtocolTemplate,\r | |
1243 | sizeof (EFI_PXE_BASE_CODE_PROTOCOL)\r | |
1244 | );\r | |
1245 | \r | |
1246 | Private->Signature = PXEBC_PRIVATE_DATA_SIGNATURE;\r | |
1247 | Private->Controller = ControllerHandle;\r | |
1248 | Private->Image = This->ImageHandle;\r | |
1249 | Private->PxeBc.Mode = &Private->Mode;\r | |
1250 | Private->Mode.Ipv6Supported = TRUE;\r | |
1251 | Private->Mode.AutoArp = TRUE;\r | |
1252 | Private->Mode.TTL = DEFAULT_TTL;\r | |
1253 | Private->Mode.ToS = DEFAULT_ToS;\r | |
1254 | \r | |
1255 | //\r | |
1256 | // Open device path to prepare for appending virtual NIC node.\r | |
1257 | //\r | |
1258 | Status = gBS->OpenProtocol (\r | |
1259 | ControllerHandle,\r | |
1260 | &gEfiDevicePathProtocolGuid,\r | |
1261 | (VOID **) &Private->DevicePath,\r | |
1262 | This->DriverBindingHandle,\r | |
1263 | ControllerHandle,\r | |
1264 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1265 | );\r | |
1266 | \r | |
1267 | if (EFI_ERROR (Status)) {\r | |
1268 | goto ON_ERROR;\r | |
1269 | }\r | |
1270 | \r | |
1271 | //\r | |
1272 | // Get the NII interface if it exists, it's not required.\r | |
1273 | //\r | |
1274 | Status = gBS->OpenProtocol (\r | |
1275 | ControllerHandle,\r | |
1276 | &gEfiNetworkInterfaceIdentifierProtocolGuid_31,\r | |
1277 | (VOID **) &Private->Nii,\r | |
1278 | This->DriverBindingHandle,\r | |
1279 | ControllerHandle,\r | |
1280 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1281 | );\r | |
1282 | if (EFI_ERROR (Status)) {\r | |
1283 | Private->Nii = NULL;\r | |
1284 | }\r | |
1285 | \r | |
1286 | //\r | |
15f3fc85 | 1287 | // Install PxeBaseCodePrivate protocol onto the real NIC handler.\r |
9bdc6592 LG |
1288 | // PxeBaseCodePrivate protocol is only used to keep the relationship between \r |
1289 | // NIC handle and virtual child handles.\r | |
1290 | // gEfiCallerIdGuid will be used as its protocol guid.\r | |
a3bcde70 HT |
1291 | //\r |
1292 | Status = gBS->InstallProtocolInterface (\r | |
1293 | &ControllerHandle,\r | |
9bdc6592 | 1294 | &gEfiCallerIdGuid,\r |
a3bcde70 | 1295 | EFI_NATIVE_INTERFACE,\r |
15f3fc85 | 1296 | &Private->Id\r |
a3bcde70 HT |
1297 | );\r |
1298 | if (EFI_ERROR (Status)) {\r | |
1299 | goto ON_ERROR;\r | |
1300 | }\r | |
15f3fc85 | 1301 | \r |
1302 | //\r | |
1303 | // Try to locate SNP protocol.\r | |
1304 | //\r | |
1305 | NetLibGetSnpHandle(ControllerHandle, &Private->Snp); \r | |
a3bcde70 HT |
1306 | }\r |
1307 | \r | |
1308 | //\r | |
1309 | // Try to create virtual NIC handle for IPv4.\r | |
1310 | //\r | |
1311 | Ip4Status = PxeBcCreateIp4Children (This, ControllerHandle, Private);\r | |
1312 | \r | |
1313 | //\r | |
1314 | // Try to create virtual NIC handle for IPv6.\r | |
1315 | //\r | |
1316 | Ip6Status = PxeBcCreateIp6Children (This, ControllerHandle, Private);\r | |
1317 | \r | |
1318 | if (EFI_ERROR (Ip4Status) && EFI_ERROR (Ip6Status)) {\r | |
1319 | //\r | |
1320 | // Failed to start PXE driver if IPv4 and IPv6 stack are both not available.\r | |
1321 | //\r | |
1322 | Status = EFI_DEVICE_ERROR;\r | |
1323 | goto ON_ERROR;\r | |
1324 | }\r | |
1325 | \r | |
1326 | return EFI_SUCCESS;\r | |
1327 | \r | |
1328 | ON_ERROR:\r | |
1329 | gBS->UninstallProtocolInterface (\r | |
1330 | ControllerHandle,\r | |
9bdc6592 | 1331 | &gEfiCallerIdGuid,\r |
15f3fc85 | 1332 | &Private->Id\r |
a3bcde70 HT |
1333 | );\r |
1334 | PxeBcDestroyIp4Children (This, Private);\r | |
1335 | PxeBcDestroyIp6Children (This, Private);\r | |
1336 | FreePool (Private);\r | |
1337 | \r | |
1338 | return Status;\r | |
1339 | }\r | |
1340 | \r | |
1341 | \r | |
1342 | /**\r | |
1343 | Stop this driver on ControllerHandle. This service is called by the\r | |
1344 | EFI boot service DisconnectController(). In order to\r | |
1345 | make drivers as small as possible, there are a few calling\r | |
1346 | restrictions for this service. DisconnectController()\r | |
1347 | must follow these calling restrictions. If any other agent wishes\r | |
1348 | to call Stop() it must also follow these calling restrictions.\r | |
1349 | \r | |
1350 | @param[in] This Protocol instance pointer.\r | |
1351 | @param[in] ControllerHandle Handle of device to stop driver on.\r | |
1352 | @param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If number of\r | |
1353 | children is zero stop the entire bus driver.\r | |
1354 | @param[in] ChildHandleBuffer List of Child Handles to Stop.\r | |
1355 | \r | |
1356 | @retval EFI_SUCCESS This driver was removed ControllerHandle.\r | |
1357 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r | |
1358 | @retval Others This driver was not removed from this device\r | |
1359 | \r | |
1360 | **/\r | |
1361 | EFI_STATUS\r | |
1362 | EFIAPI\r | |
1363 | PxeBcDriverBindingStop (\r | |
1364 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1365 | IN EFI_HANDLE ControllerHandle,\r | |
1366 | IN UINTN NumberOfChildren,\r | |
1367 | IN EFI_HANDLE *ChildHandleBuffer\r | |
1368 | )\r | |
1369 | {\r | |
1370 | PXEBC_PRIVATE_DATA *Private;\r | |
1371 | PXEBC_VIRTUAL_NIC *VirtualNic;\r | |
a3bcde70 HT |
1372 | EFI_LOAD_FILE_PROTOCOL *LoadFile;\r |
1373 | EFI_STATUS Status;\r | |
1374 | EFI_HANDLE NicHandle;\r | |
1375 | BOOLEAN IsIpv6;\r | |
15f3fc85 | 1376 | PXEBC_PRIVATE_PROTOCOL *Id;\r |
a3bcde70 HT |
1377 | \r |
1378 | Private = NULL;\r | |
1379 | NicHandle = NULL;\r | |
1380 | VirtualNic = NULL;\r | |
1381 | LoadFile = NULL;\r | |
15f3fc85 | 1382 | Id = NULL;\r |
a3bcde70 HT |
1383 | IsIpv6 = FALSE;\r |
1384 | \r | |
1385 | Status = gBS->OpenProtocol (\r | |
1386 | ControllerHandle,\r | |
1387 | &gEfiLoadFileProtocolGuid,\r | |
1388 | (VOID **) &LoadFile,\r | |
1389 | This->DriverBindingHandle,\r | |
1390 | ControllerHandle,\r | |
1391 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1392 | );\r | |
1393 | if (EFI_ERROR (Status)) {\r | |
1394 | //\r | |
1395 | // Get the Nic handle by any pass-over service child handle.\r | |
1396 | //\r | |
1397 | NicHandle = PxeBcGetNicByIp4Children (ControllerHandle);\r | |
1398 | if (NicHandle == NULL) {\r | |
1399 | NicHandle = PxeBcGetNicByIp6Children (ControllerHandle);\r | |
1400 | if (NicHandle == NULL) {\r | |
1401 | return EFI_DEVICE_ERROR;\r | |
1402 | } else {\r | |
1403 | IsIpv6 = TRUE;\r | |
1404 | }\r | |
1405 | }\r | |
1406 | \r | |
1407 | //\r | |
15f3fc85 | 1408 | // Try to retrieve the private data by PxeBcPrivate protocol.\r |
a3bcde70 HT |
1409 | //\r |
1410 | Status = gBS->OpenProtocol (\r | |
1411 | NicHandle,\r | |
9bdc6592 | 1412 | &gEfiCallerIdGuid,\r |
15f3fc85 | 1413 | (VOID **) &Id,\r |
a3bcde70 HT |
1414 | This->DriverBindingHandle,\r |
1415 | ControllerHandle,\r | |
1416 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1417 | );\r | |
1418 | if (EFI_ERROR (Status)) {\r | |
1419 | return Status;\r | |
1420 | }\r | |
15f3fc85 | 1421 | Private = PXEBC_PRIVATE_DATA_FROM_ID (Id);\r |
a3bcde70 HT |
1422 | \r |
1423 | } else {\r | |
1424 | //\r | |
1425 | // It's a virtual handle with LoadFileProtocol.\r | |
1426 | //\r | |
1427 | Status = gBS->OpenProtocol (\r | |
1428 | ControllerHandle,\r | |
1429 | &gEfiLoadFileProtocolGuid,\r | |
1430 | (VOID **) &LoadFile,\r | |
1431 | This->DriverBindingHandle,\r | |
1432 | ControllerHandle,\r | |
1433 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1434 | );\r | |
1435 | if (EFI_ERROR (Status)) {\r | |
1436 | return Status;\r | |
1437 | }\r | |
1438 | \r | |
1439 | VirtualNic = PXEBC_VIRTUAL_NIC_FROM_LOADFILE (LoadFile);\r | |
1440 | Private = VirtualNic->Private;\r | |
1441 | NicHandle = Private->Controller;\r | |
1442 | \r | |
1443 | if (Private->Ip6Nic == VirtualNic) {\r | |
1444 | IsIpv6 = TRUE;\r | |
1445 | }\r | |
1446 | }\r | |
1447 | \r | |
d6d78ac1 | 1448 | //\r |
1449 | // Stop functionality of PXE Base Code protocol\r | |
1450 | //\r | |
1451 | Status = Private->PxeBc.Stop (&Private->PxeBc);\r | |
1452 | if (Status != EFI_SUCCESS && Status != EFI_NOT_STARTED) {\r | |
1453 | return Status;\r | |
1454 | }\r | |
1455 | \r | |
1456 | \r | |
a3bcde70 HT |
1457 | if (Private->Ip4Nic != NULL && !IsIpv6) {\r |
1458 | PxeBcDestroyIp4Children (This, Private);\r | |
1459 | }\r | |
1460 | \r | |
1461 | if (Private->Ip6Nic != NULL && IsIpv6) {\r | |
1462 | PxeBcDestroyIp6Children (This, Private);\r | |
1463 | }\r | |
1464 | \r | |
1465 | if (Private->Ip4Nic == NULL && Private->Ip6Nic == NULL) {\r | |
1466 | gBS->UninstallProtocolInterface (\r | |
1467 | NicHandle,\r | |
9bdc6592 | 1468 | &gEfiCallerIdGuid,\r |
15f3fc85 | 1469 | &Private->Id\r |
a3bcde70 HT |
1470 | );\r |
1471 | FreePool (Private);\r | |
1472 | }\r | |
1473 | \r | |
1474 | return EFI_SUCCESS;\r | |
1475 | }\r |