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1 | /** @file\r | |
2 | \r | |
3 | Copyright (c) 2007 - 2008, Intel Corporation\r | |
4 | All rights reserved. This program and the accompanying materials\r | |
5 | are licensed and made available under the terms and conditions of the BSD License\r | |
6 | which accompanies this distribution. The full text of the license may be found at\r | |
7 | http://opensource.org/licenses/bsd-license.php\r | |
8 | \r | |
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
11 | \r | |
12 | Module Name:\r | |
13 | \r | |
14 | PxeBcImpl.c\r | |
15 | \r | |
16 | Abstract:\r | |
17 | \r | |
18 | Interface routines for PxeBc\r | |
19 | \r | |
20 | \r | |
21 | **/\r | |
22 | \r | |
23 | \r | |
24 | #include "PxeBcImpl.h"\r | |
25 | \r | |
26 | \r | |
27 | /**\r | |
28 | GC_NOTO: Add function description\r | |
29 | \r | |
30 | @param This GC_NOTO: add argument\r | |
31 | description\r | |
32 | @param UseIpv6 GC_NOTO: add argument\r | |
33 | description\r | |
34 | \r | |
35 | @retval EFI_INVALID_PARAMETER GC_NOTO: Add description for\r | |
36 | return value\r | |
37 | @retval EFI_ALREADY_STARTED GC_NOTO: Add description for\r | |
38 | return value\r | |
39 | @retval EFI_UNSUPPORTED GC_NOTO: Add description for\r | |
40 | return value\r | |
41 | @retval EFI_SUCCESS GC_NOTO: Add description for\r | |
42 | return value\r | |
43 | \r | |
44 | **/\r | |
45 | EFI_STATUS\r | |
46 | EFIAPI\r | |
47 | EfiPxeBcStart (\r | |
48 | IN EFI_PXE_BASE_CODE_PROTOCOL *This,\r | |
49 | IN BOOLEAN UseIpv6\r | |
50 | )\r | |
51 | {\r | |
52 | PXEBC_PRIVATE_DATA *Private;\r | |
53 | EFI_PXE_BASE_CODE_MODE *Mode;\r | |
54 | EFI_STATUS Status;\r | |
55 | \r | |
56 | if (This == NULL) {\r | |
57 | return EFI_INVALID_PARAMETER;\r | |
58 | }\r | |
59 | \r | |
60 | Private = PXEBC_PRIVATE_DATA_FROM_PXEBC (This);\r | |
61 | Mode = Private->PxeBc.Mode;\r | |
62 | \r | |
63 | if (Mode->Started) {\r | |
64 | return EFI_ALREADY_STARTED;\r | |
65 | }\r | |
66 | \r | |
67 | if (UseIpv6) {\r | |
68 | //\r | |
69 | // IPv6 is not supported now.\r | |
70 | //\r | |
71 | return EFI_UNSUPPORTED;\r | |
72 | }\r | |
73 | \r | |
74 | //\r | |
75 | // Configure the udp4 instance to let it receive data\r | |
76 | //\r | |
77 | Status = Private->Udp4->Configure (Private->Udp4, &Private->Udp4CfgData);\r | |
78 | if (EFI_ERROR (Status)) {\r | |
79 | return Status;\r | |
80 | }\r | |
81 | \r | |
82 | Private->AddressIsOk = FALSE;\r | |
83 | \r | |
84 | ZeroMem (Mode, sizeof (EFI_PXE_BASE_CODE_MODE));\r | |
85 | \r | |
86 | Mode->Started = TRUE;\r | |
87 | Mode->TTL = DEFAULT_TTL;\r | |
88 | Mode->ToS = DEFAULT_ToS;\r | |
89 | Mode->AutoArp = TRUE;\r | |
90 | \r | |
91 | return EFI_SUCCESS;\r | |
92 | }\r | |
93 | \r | |
94 | \r | |
95 | /**\r | |
96 | GC_NOTO: Add function description\r | |
97 | \r | |
98 | @param This GC_NOTO: add argument\r | |
99 | description\r | |
100 | \r | |
101 | @retval EFI_INVALID_PARAMETER GC_NOTO: Add description for\r | |
102 | return value\r | |
103 | @retval EFI_NOT_STARTED GC_NOTO: Add description for\r | |
104 | return value\r | |
105 | @retval EFI_SUCCESS GC_NOTO: Add description for\r | |
106 | return value\r | |
107 | \r | |
108 | **/\r | |
109 | EFI_STATUS\r | |
110 | EFIAPI\r | |
111 | EfiPxeBcStop (\r | |
112 | IN EFI_PXE_BASE_CODE_PROTOCOL *This\r | |
113 | )\r | |
114 | {\r | |
115 | PXEBC_PRIVATE_DATA *Private;\r | |
116 | EFI_PXE_BASE_CODE_MODE *Mode;\r | |
117 | \r | |
118 | if (This == NULL) {\r | |
119 | return EFI_INVALID_PARAMETER;\r | |
120 | }\r | |
121 | \r | |
122 | Private = PXEBC_PRIVATE_DATA_FROM_PXEBC (This);\r | |
123 | Mode = Private->PxeBc.Mode;\r | |
124 | \r | |
125 | if (!Mode->Started) {\r | |
126 | return EFI_NOT_STARTED;\r | |
127 | }\r | |
128 | \r | |
129 | Mode->Started = FALSE;\r | |
130 | \r | |
131 | //\r | |
132 | // Reset and leave joined groups\r | |
133 | //\r | |
134 | Private->Udp4->Groups (Private->Udp4, FALSE, NULL);\r | |
135 | \r | |
136 | Private->Udp4->Configure (Private->Udp4, NULL);\r | |
137 | \r | |
138 | Private->Dhcp4->Stop (Private->Dhcp4);\r | |
139 | Private->Dhcp4->Configure (Private->Dhcp4, NULL);\r | |
140 | \r | |
141 | Private->FileSize = 0;\r | |
142 | \r | |
143 | return EFI_SUCCESS;\r | |
144 | }\r | |
145 | \r | |
146 | \r | |
147 | /**\r | |
148 | GC_NOTO: Add function description\r | |
149 | \r | |
150 | @param This GC_NOTO: add argument\r | |
151 | description\r | |
152 | @param SortOffers GC_NOTO: add argument\r | |
153 | description\r | |
154 | \r | |
155 | @retval EFI_INVALID_PARAMETER GC_NOTO: Add description for\r | |
156 | return value\r | |
157 | @retval EFI_NOT_STARTED GC_NOTO: Add description for\r | |
158 | return value\r | |
159 | \r | |
160 | **/\r | |
161 | EFI_STATUS\r | |
162 | EFIAPI\r | |
163 | EfiPxeBcDhcp (\r | |
164 | IN EFI_PXE_BASE_CODE_PROTOCOL *This,\r | |
165 | IN BOOLEAN SortOffers\r | |
166 | )\r | |
167 | {\r | |
168 | PXEBC_PRIVATE_DATA *Private;\r | |
169 | EFI_PXE_BASE_CODE_MODE *Mode;\r | |
170 | EFI_DHCP4_PROTOCOL *Dhcp4;\r | |
171 | EFI_DHCP4_CONFIG_DATA Dhcp4CfgData;\r | |
172 | EFI_DHCP4_MODE_DATA Dhcp4Mode;\r | |
173 | EFI_DHCP4_PACKET_OPTION *OptList[PXEBC_DHCP4_MAX_OPTION_NUM];\r | |
174 | UINT32 OptCount;\r | |
175 | UINT32 DiscoverTimeout;\r | |
176 | UINTN Index;\r | |
177 | EFI_STATUS Status;\r | |
178 | EFI_ARP_CONFIG_DATA ArpConfigData;\r | |
179 | \r | |
180 | if (This == NULL) {\r | |
181 | return EFI_INVALID_PARAMETER;\r | |
182 | }\r | |
183 | \r | |
184 | Status = EFI_SUCCESS;\r | |
185 | Private = PXEBC_PRIVATE_DATA_FROM_PXEBC (This);\r | |
186 | Mode = Private->PxeBc.Mode;\r | |
187 | Dhcp4 = Private->Dhcp4;\r | |
188 | Private->Function = EFI_PXE_BASE_CODE_FUNCTION_DHCP;\r | |
189 | Private->SortOffers = SortOffers;\r | |
190 | \r | |
191 | if (!Mode->Started) {\r | |
192 | return EFI_NOT_STARTED;\r | |
193 | }\r | |
194 | //\r | |
195 | // Initialize the DHCP options and build the option list\r | |
196 | //\r | |
197 | OptCount = PxeBcBuildDhcpOptions (Private, OptList, TRUE);\r | |
198 | \r | |
199 | //\r | |
200 | // Set the DHCP4 config data.\r | |
201 | //\r | |
202 | ZeroMem (&Dhcp4CfgData, sizeof (EFI_DHCP4_CONFIG_DATA));\r | |
203 | Dhcp4CfgData.OptionCount = OptCount;\r | |
204 | Dhcp4CfgData.OptionList = OptList;\r | |
205 | Dhcp4CfgData.Dhcp4Callback = PxeBcDhcpCallBack;\r | |
206 | Dhcp4CfgData.CallbackContext = Private;\r | |
207 | Dhcp4CfgData.DiscoverTryCount = 1;\r | |
208 | Dhcp4CfgData.DiscoverTimeout = &DiscoverTimeout;\r | |
209 | \r | |
210 | for (Index = 0; Index < PXEBC_DHCP4_DISCOVER_RETRIES; Index++) {\r | |
211 | //\r | |
212 | // The four discovery timeouts are 4, 8, 16, 32 seconds respectively.\r | |
213 | //\r | |
214 | DiscoverTimeout = (PXEBC_DHCP4_DISCOVER_INIT_TIMEOUT << Index);\r | |
215 | \r | |
216 | Status = Dhcp4->Configure (Dhcp4, &Dhcp4CfgData);\r | |
217 | if (EFI_ERROR (Status)) {\r | |
218 | break;\r | |
219 | }\r | |
220 | //\r | |
221 | // Zero those arrays to record the varies numbers of DHCP OFFERS.\r | |
222 | //\r | |
223 | Private->NumOffers = 0;\r | |
224 | Private->BootpIndex = 0;\r | |
225 | ZeroMem (Private->ServerCount, sizeof (Private->ServerCount));\r | |
226 | ZeroMem (Private->ProxyIndex, sizeof (Private->ProxyIndex));\r | |
227 | \r | |
228 | Status = Dhcp4->Start (Dhcp4, NULL);\r | |
229 | if (EFI_ERROR (Status)) {\r | |
230 | if (Status == EFI_TIMEOUT) {\r | |
231 | //\r | |
232 | // If no response is received or all received offers don't match\r | |
233 | // the PXE boot requirements, EFI_TIMEOUT will be returned.\r | |
234 | //\r | |
235 | continue;\r | |
236 | }\r | |
237 | //\r | |
238 | // Other error status means the DHCP really fails.\r | |
239 | //\r | |
240 | break;\r | |
241 | }\r | |
242 | \r | |
243 | Status = Dhcp4->GetModeData (Dhcp4, &Dhcp4Mode);\r | |
244 | if (EFI_ERROR (Status)) {\r | |
245 | break;\r | |
246 | }\r | |
247 | \r | |
248 | ASSERT (Dhcp4Mode.State == Dhcp4Bound);\r | |
249 | \r | |
250 | CopyMem (&Private->StationIp, &Dhcp4Mode.ClientAddress, sizeof (EFI_IPv4_ADDRESS));\r | |
251 | CopyMem (&Private->SubnetMask, &Dhcp4Mode.SubnetMask, sizeof (EFI_IPv4_ADDRESS));\r | |
252 | CopyMem (&Private->GatewayIp, &Dhcp4Mode.RouterAddress, sizeof (EFI_IPv4_ADDRESS));\r | |
253 | \r | |
254 | //\r | |
255 | // Check the selected offer to see whether BINL is required, if no or BINL is\r | |
256 | // finished, set the various Mode members.\r | |
257 | //\r | |
258 | Status = PxeBcCheckSelectedOffer (Private);\r | |
259 | if (!EFI_ERROR (Status)) {\r | |
260 | break;\r | |
261 | }\r | |
262 | }\r | |
263 | \r | |
264 | if (EFI_ERROR (Status)) {\r | |
265 | Dhcp4->Stop (Dhcp4);\r | |
266 | Dhcp4->Configure (Dhcp4, NULL);\r | |
267 | } else {\r | |
268 | //\r | |
269 | // Remove the previously configured option list and callback function\r | |
270 | //\r | |
271 | ZeroMem (&Dhcp4CfgData, sizeof (EFI_DHCP4_CONFIG_DATA));\r | |
272 | Dhcp4->Configure (Dhcp4, &Dhcp4CfgData);\r | |
273 | \r | |
274 | Private->AddressIsOk = TRUE;\r | |
275 | \r | |
276 | if (!Mode->UsingIpv6) {\r | |
277 | //\r | |
278 | // If in IPv4 mode, configure the corresponding ARP with this new\r | |
279 | // station IP address.\r | |
280 | //\r | |
281 | ZeroMem (&ArpConfigData, sizeof (EFI_ARP_CONFIG_DATA));\r | |
282 | \r | |
283 | ArpConfigData.SwAddressType = 0x0800;\r | |
284 | ArpConfigData.SwAddressLength = sizeof (EFI_IPv4_ADDRESS);\r | |
285 | ArpConfigData.StationAddress = &Private->StationIp.v4;\r | |
286 | \r | |
287 | Private->Arp->Configure (Private->Arp, NULL);\r | |
288 | Private->Arp->Configure (Private->Arp, &ArpConfigData);\r | |
289 | }\r | |
290 | }\r | |
291 | \r | |
292 | return Status;\r | |
293 | }\r | |
294 | \r | |
295 | \r | |
296 | /**\r | |
297 | GC_NOTO: Add function description\r | |
298 | \r | |
299 | @param This GC_NOTO: add argument\r | |
300 | description\r | |
301 | @param Type GC_NOTO: add argument\r | |
302 | description\r | |
303 | @param Layer GC_NOTO: add argument\r | |
304 | description\r | |
305 | @param UseBis GC_NOTO: add argument\r | |
306 | description\r | |
307 | @param Info GC_NOTO: add argument\r | |
308 | description\r | |
309 | \r | |
310 | @retval EFI_INVALID_PARAMETER GC_NOTO: Add description for\r | |
311 | return value\r | |
312 | @retval EFI_NOT_STARTED GC_NOTO: Add description for\r | |
313 | return value\r | |
314 | @retval EFI_INVALID_PARAMETER GC_NOTO: Add description for\r | |
315 | return value\r | |
316 | @retval EFI_INVALID_PARAMETER GC_NOTO: Add description for\r | |
317 | return value\r | |
318 | @retval EFI_INVALID_PARAMETER GC_NOTO: Add description for\r | |
319 | return value\r | |
320 | @retval EFI_INVALID_PARAMETER GC_NOTO: Add description for\r | |
321 | return value\r | |
322 | \r | |
323 | **/\r | |
324 | EFI_STATUS\r | |
325 | EFIAPI\r | |
326 | EfiPxeBcDiscover (\r | |
327 | IN EFI_PXE_BASE_CODE_PROTOCOL *This,\r | |
328 | IN UINT16 Type,\r | |
329 | IN UINT16 *Layer,\r | |
330 | IN BOOLEAN UseBis,\r | |
331 | IN EFI_PXE_BASE_CODE_DISCOVER_INFO *Info OPTIONAL\r | |
332 | )\r | |
333 | {\r | |
334 | PXEBC_PRIVATE_DATA *Private;\r | |
335 | EFI_PXE_BASE_CODE_MODE *Mode;\r | |
336 | EFI_PXE_BASE_CODE_DISCOVER_INFO DefaultInfo;\r | |
337 | EFI_PXE_BASE_CODE_SRVLIST *SrvList;\r | |
338 | EFI_PXE_BASE_CODE_SRVLIST DefaultSrvList;\r | |
339 | PXEBC_CACHED_DHCP4_PACKET *Packet;\r | |
340 | PXEBC_VENDOR_OPTION *VendorOpt;\r | |
341 | UINT16 Index;\r | |
342 | EFI_STATUS Status;\r | |
343 | PXEBC_BOOT_SVR_ENTRY *BootSvrEntry;\r | |
344 | \r | |
345 | if (This == NULL) {\r | |
346 | return EFI_INVALID_PARAMETER;\r | |
347 | }\r | |
348 | \r | |
349 | Private = PXEBC_PRIVATE_DATA_FROM_PXEBC (This);\r | |
350 | Mode = Private->PxeBc.Mode;\r | |
351 | BootSvrEntry = NULL;\r | |
352 | SrvList = NULL;\r | |
353 | Status = EFI_DEVICE_ERROR;\r | |
354 | Private->Function = EFI_PXE_BASE_CODE_FUNCTION_DISCOVER;\r | |
355 | \r | |
356 | if (!Private->AddressIsOk) {\r | |
357 | return EFI_INVALID_PARAMETER;\r | |
358 | }\r | |
359 | \r | |
360 | if (!Mode->Started) {\r | |
361 | return EFI_NOT_STARTED;\r | |
362 | }\r | |
363 | \r | |
364 | //\r | |
365 | // If layer isn't EFI_PXE_BASE_CODE_BOOT_LAYER_INITIAL,\r | |
366 | // use the previous setting;\r | |
367 | // If info isn't offered,\r | |
368 | // use the cached DhcpAck and ProxyOffer packets.\r | |
369 | //\r | |
370 | if (*Layer != EFI_PXE_BASE_CODE_BOOT_LAYER_INITIAL) {\r | |
371 | \r | |
372 | if (!Mode->PxeDiscoverValid || !Mode->PxeReplyReceived || (!Mode->PxeBisReplyReceived && UseBis)) {\r | |
373 | \r | |
374 | return EFI_INVALID_PARAMETER;\r | |
375 | }\r | |
376 | \r | |
377 | DefaultInfo.IpCnt = 1;\r | |
378 | DefaultInfo.UseUCast = TRUE;\r | |
379 | \r | |
380 | DefaultSrvList.Type = Type;\r | |
381 | DefaultSrvList.AcceptAnyResponse = FALSE;\r | |
382 | DefaultSrvList.IpAddr.Addr[0] = Private->ServerIp.Addr[0];\r | |
383 | \r | |
384 | SrvList = &DefaultSrvList;\r | |
385 | Info = &DefaultInfo;\r | |
386 | } else if (Info == NULL) {\r | |
387 | //\r | |
388 | // Create info by the cached packet before\r | |
389 | //\r | |
390 | Packet = (Mode->ProxyOfferReceived) ? &Private->ProxyOffer : &Private->Dhcp4Ack;\r | |
391 | VendorOpt = &Packet->PxeVendorOption;\r | |
392 | \r | |
393 | if (!Mode->DhcpAckReceived || !IS_VALID_DISCOVER_VENDOR_OPTION (VendorOpt->BitMap)) {\r | |
394 | //\r | |
395 | // Address is not acquired or no discovery options.\r | |
396 | //\r | |
397 | return EFI_INVALID_PARAMETER;\r | |
398 | }\r | |
399 | \r | |
400 | DefaultInfo.UseMCast = (BOOLEAN)!IS_DISABLE_MCAST_DISCOVER (VendorOpt->DiscoverCtrl);\r | |
401 | DefaultInfo.UseBCast = (BOOLEAN)!IS_DISABLE_BCAST_DISCOVER (VendorOpt->DiscoverCtrl);\r | |
402 | DefaultInfo.MustUseList = (BOOLEAN) IS_ENABLE_USE_SERVER_LIST (VendorOpt->DiscoverCtrl);\r | |
403 | DefaultInfo.UseUCast = DefaultInfo.MustUseList;\r | |
404 | \r | |
405 | if (DefaultInfo.UseMCast) {\r | |
406 | //\r | |
407 | // Get the multicast discover ip address from vendor option.\r | |
408 | //\r | |
409 | CopyMem (&DefaultInfo.ServerMCastIp.Addr, &VendorOpt->DiscoverMcastIp, sizeof (EFI_IPv4_ADDRESS));\r | |
410 | }\r | |
411 | \r | |
412 | DefaultInfo.IpCnt = 0;\r | |
413 | \r | |
414 | if (DefaultInfo.MustUseList) {\r | |
415 | BootSvrEntry = VendorOpt->BootSvr;\r | |
416 | Status = EFI_INVALID_PARAMETER;\r | |
417 | \r | |
418 | while (((UINT8) (BootSvrEntry - VendorOpt->BootSvr)) < VendorOpt->BootSvrLen) {\r | |
419 | \r | |
420 | if (BootSvrEntry->Type == HTONS (Type)) {\r | |
421 | Status = EFI_SUCCESS;\r | |
422 | break;\r | |
423 | }\r | |
424 | \r | |
425 | BootSvrEntry = GET_NEXT_BOOT_SVR_ENTRY (BootSvrEntry);\r | |
426 | }\r | |
427 | \r | |
428 | if (EFI_ERROR (Status)) {\r | |
429 | return Status;\r | |
430 | }\r | |
431 | \r | |
432 | DefaultInfo.IpCnt = BootSvrEntry->IpCnt;\r | |
433 | }\r | |
434 | \r | |
435 | Info = &DefaultInfo;\r | |
436 | } else {\r | |
437 | \r | |
438 | SrvList = Info->SrvList;\r | |
439 | \r | |
440 | if (!SrvList[0].AcceptAnyResponse) {\r | |
441 | \r | |
442 | for (Index = 1; Index < Info->IpCnt; Index++) {\r | |
443 | if (SrvList[Index].AcceptAnyResponse) {\r | |
444 | break;\r | |
445 | }\r | |
446 | }\r | |
447 | \r | |
448 | if (Index != Info->IpCnt) {\r | |
449 | return EFI_INVALID_PARAMETER;\r | |
450 | }\r | |
451 | }\r | |
452 | }\r | |
453 | \r | |
454 | if ((!Info->UseUCast && !Info->UseBCast && !Info->UseMCast) || (Info->MustUseList && Info->IpCnt == 0)) {\r | |
455 | \r | |
456 | return EFI_INVALID_PARAMETER;\r | |
457 | }\r | |
458 | //\r | |
459 | // Execute discover by UniCast/BroadCast/MultiCast\r | |
460 | //\r | |
461 | if (Info->UseUCast) {\r | |
462 | \r | |
463 | for (Index = 0; Index < Info->IpCnt; Index++) {\r | |
464 | \r | |
465 | if (BootSvrEntry == NULL) {\r | |
466 | Private->ServerIp.Addr[0] = SrvList[Index].IpAddr.Addr[0];\r | |
467 | } else {\r | |
468 | CopyMem (&Private->ServerIp, &BootSvrEntry->IpAddr[Index], sizeof (EFI_IPv4_ADDRESS));\r | |
469 | }\r | |
470 | \r | |
471 | Status = PxeBcDiscvBootService (\r | |
472 | Private,\r | |
473 | Type,\r | |
474 | Layer,\r | |
475 | UseBis,\r | |
476 | &SrvList[Index].IpAddr,\r | |
477 | 0,\r | |
478 | NULL,\r | |
479 | TRUE,\r | |
480 | &Private->PxeReply.Packet.Ack\r | |
481 | );\r | |
482 | }\r | |
483 | \r | |
484 | } else if (Info->UseMCast) {\r | |
485 | \r | |
486 | Status = PxeBcDiscvBootService (\r | |
487 | Private,\r | |
488 | Type,\r | |
489 | Layer,\r | |
490 | UseBis,\r | |
491 | &Info->ServerMCastIp,\r | |
492 | 0,\r | |
493 | NULL,\r | |
494 | TRUE,\r | |
495 | &Private->PxeReply.Packet.Ack\r | |
496 | );\r | |
497 | \r | |
498 | } else if (Info->UseBCast) {\r | |
499 | \r | |
500 | Status = PxeBcDiscvBootService (\r | |
501 | Private,\r | |
502 | Type,\r | |
503 | Layer,\r | |
504 | UseBis,\r | |
505 | NULL,\r | |
506 | Info->IpCnt,\r | |
507 | SrvList,\r | |
508 | TRUE,\r | |
509 | &Private->PxeReply.Packet.Ack\r | |
510 | );\r | |
511 | }\r | |
512 | \r | |
513 | if (EFI_ERROR (Status) || !Mode->PxeReplyReceived || (!Mode->PxeBisReplyReceived && UseBis)) {\r | |
514 | \r | |
515 | Status = EFI_DEVICE_ERROR;\r | |
516 | } else {\r | |
517 | PxeBcParseCachedDhcpPacket (&Private->PxeReply);\r | |
518 | }\r | |
519 | \r | |
520 | if (Mode->PxeBisReplyReceived) {\r | |
521 | CopyMem (&Private->ServerIp, &Mode->PxeReply.Dhcpv4.BootpSiAddr, sizeof (EFI_IPv4_ADDRESS));\r | |
522 | }\r | |
523 | \r | |
524 | return Status;\r | |
525 | }\r | |
526 | \r | |
527 | \r | |
528 | /**\r | |
529 | GC_NOTO: Add function description\r | |
530 | \r | |
531 | @param This GC_NOTO: add argument\r | |
532 | description\r | |
533 | @param Operation GC_NOTO: add argument\r | |
534 | description\r | |
535 | @param BufferPtr GC_NOTO: add argument\r | |
536 | description\r | |
537 | @param Overwrite GC_NOTO: add argument\r | |
538 | description\r | |
539 | @param BufferSize GC_NOTO: add argument\r | |
540 | description\r | |
541 | @param BlockSize GC_NOTO: add argument\r | |
542 | description\r | |
543 | @param ServerIp GC_NOTO: add argument\r | |
544 | description\r | |
545 | @param Filename GC_NOTO: add argument\r | |
546 | description\r | |
547 | @param Info GC_NOTO: add argument\r | |
548 | description\r | |
549 | @param DontUseBuffer GC_NOTO: add argument\r | |
550 | description\r | |
551 | \r | |
552 | @retval EFI_INVALID_PARAMETER GC_NOTO: Add description for\r | |
553 | return value\r | |
554 | \r | |
555 | **/\r | |
556 | EFI_STATUS\r | |
557 | EFIAPI\r | |
558 | EfiPxeBcMtftp (\r | |
559 | IN EFI_PXE_BASE_CODE_PROTOCOL *This,\r | |
560 | IN EFI_PXE_BASE_CODE_TFTP_OPCODE Operation,\r | |
561 | IN OUT VOID *BufferPtr,\r | |
562 | IN BOOLEAN Overwrite,\r | |
563 | IN OUT UINT64 *BufferSize,\r | |
564 | IN UINTN *BlockSize OPTIONAL,\r | |
565 | IN EFI_IP_ADDRESS *ServerIp,\r | |
566 | IN UINT8 *Filename,\r | |
567 | IN EFI_PXE_BASE_CODE_MTFTP_INFO *Info OPTIONAL,\r | |
568 | IN BOOLEAN DontUseBuffer\r | |
569 | )\r | |
570 | {\r | |
571 | PXEBC_PRIVATE_DATA *Private;\r | |
572 | EFI_MTFTP4_CONFIG_DATA Mtftp4Config;\r | |
573 | EFI_STATUS Status;\r | |
574 | \r | |
575 | if ((This == NULL) ||\r | |
576 | (Filename == NULL) ||\r | |
577 | (BufferSize == NULL) ||\r | |
578 | ((ServerIp == NULL) || !Ip4IsUnicast (NTOHL (ServerIp->Addr[0]), 0)) ||\r | |
579 | ((BufferPtr == NULL) && DontUseBuffer) ||\r | |
580 | ((BlockSize != NULL) && (*BlockSize < 512))) {\r | |
581 | \r | |
582 | return EFI_INVALID_PARAMETER;\r | |
583 | }\r | |
584 | \r | |
585 | Status = EFI_DEVICE_ERROR;\r | |
586 | Private = PXEBC_PRIVATE_DATA_FROM_PXEBC (This);\r | |
587 | \r | |
588 | Mtftp4Config.UseDefaultSetting = FALSE;\r | |
589 | Mtftp4Config.TimeoutValue = PXEBC_MTFTP_TIMEOUT;\r | |
590 | Mtftp4Config.TryCount = PXEBC_MTFTP_RETRIES;\r | |
591 | \r | |
592 | CopyMem (&Mtftp4Config.StationIp, &Private->StationIp, sizeof (EFI_IPv4_ADDRESS));\r | |
593 | CopyMem (&Mtftp4Config.SubnetMask, &Private->SubnetMask, sizeof (EFI_IPv4_ADDRESS));\r | |
594 | CopyMem (&Mtftp4Config.GatewayIp, &Private->GatewayIp, sizeof (EFI_IPv4_ADDRESS));\r | |
595 | CopyMem (&Mtftp4Config.ServerIp, ServerIp, sizeof (EFI_IPv4_ADDRESS));\r | |
596 | \r | |
597 | switch (Operation) {\r | |
598 | \r | |
599 | case EFI_PXE_BASE_CODE_TFTP_GET_FILE_SIZE:\r | |
600 | \r | |
601 | Status = PxeBcTftpGetFileSize (\r | |
602 | Private,\r | |
603 | &Mtftp4Config,\r | |
604 | Filename,\r | |
605 | BlockSize,\r | |
606 | BufferSize\r | |
607 | );\r | |
608 | \r | |
609 | if (!EFI_ERROR (Status)) {\r | |
610 | Status = EFI_BUFFER_TOO_SMALL;\r | |
611 | }\r | |
612 | \r | |
613 | break;\r | |
614 | \r | |
615 | case EFI_PXE_BASE_CODE_TFTP_READ_FILE:\r | |
616 | \r | |
617 | Status = PxeBcTftpReadFile (\r | |
618 | Private,\r | |
619 | &Mtftp4Config,\r | |
620 | Filename,\r | |
621 | BlockSize,\r | |
622 | BufferPtr,\r | |
623 | BufferSize,\r | |
624 | DontUseBuffer\r | |
625 | );\r | |
626 | \r | |
627 | break;\r | |
628 | \r | |
629 | case EFI_PXE_BASE_CODE_TFTP_WRITE_FILE:\r | |
630 | \r | |
631 | Status = PxeBcTftpWriteFile (\r | |
632 | Private,\r | |
633 | &Mtftp4Config,\r | |
634 | Filename,\r | |
635 | Overwrite,\r | |
636 | BlockSize,\r | |
637 | BufferPtr,\r | |
638 | BufferSize\r | |
639 | );\r | |
640 | \r | |
641 | break;\r | |
642 | \r | |
643 | case EFI_PXE_BASE_CODE_TFTP_READ_DIRECTORY:\r | |
644 | \r | |
645 | Status = PxeBcTftpReadDirectory (\r | |
646 | Private,\r | |
647 | &Mtftp4Config,\r | |
648 | Filename,\r | |
649 | BlockSize,\r | |
650 | BufferPtr,\r | |
651 | BufferSize,\r | |
652 | DontUseBuffer\r | |
653 | );\r | |
654 | \r | |
655 | break;\r | |
656 | \r | |
657 | case EFI_PXE_BASE_CODE_MTFTP_GET_FILE_SIZE:\r | |
658 | case EFI_PXE_BASE_CODE_MTFTP_READ_FILE:\r | |
659 | case EFI_PXE_BASE_CODE_MTFTP_READ_DIRECTORY:\r | |
660 | Status = EFI_UNSUPPORTED;\r | |
661 | break;\r | |
662 | \r | |
663 | default:\r | |
664 | \r | |
665 | Status = EFI_INVALID_PARAMETER;\r | |
666 | break;\r | |
667 | }\r | |
668 | \r | |
669 | return Status;\r | |
670 | }\r | |
671 | \r | |
672 | \r | |
673 | /**\r | |
674 | GC_NOTO: Add function description\r | |
675 | \r | |
676 | @param This GC_NOTO: add argument\r | |
677 | description\r | |
678 | @param OpFlags GC_NOTO: add argument\r | |
679 | description\r | |
680 | @param DestIp GC_NOTO: add argument\r | |
681 | description\r | |
682 | @param DestPort GC_NOTO: add argument\r | |
683 | description\r | |
684 | @param GatewayIp GC_NOTO: add argument\r | |
685 | description\r | |
686 | @param SrcIp GC_NOTO: add argument\r | |
687 | description\r | |
688 | @param SrcPort GC_NOTO: add argument\r | |
689 | description\r | |
690 | @param HeaderSize GC_NOTO: add argument\r | |
691 | description\r | |
692 | @param HeaderPtr GC_NOTO: add argument\r | |
693 | description\r | |
694 | @param BufferSize GC_NOTO: add argument\r | |
695 | description\r | |
696 | @param BufferPtr GC_NOTO: add argument\r | |
697 | description\r | |
698 | \r | |
699 | @retval EFI_INVALID_PARAMETER GC_NOTO: Add description for\r | |
700 | return value\r | |
701 | @retval EFI_INVALID_PARAMETER GC_NOTO: Add description for\r | |
702 | return value\r | |
703 | @retval EFI_INVALID_PARAMETER GC_NOTO: Add description for\r | |
704 | return value\r | |
705 | @retval EFI_INVALID_PARAMETER GC_NOTO: Add description for\r | |
706 | return value\r | |
707 | @retval EFI_OUT_OF_RESOURCES GC_NOTO: Add description for\r | |
708 | return value\r | |
709 | \r | |
710 | **/\r | |
711 | EFI_STATUS\r | |
712 | EFIAPI\r | |
713 | EfiPxeBcUdpWrite (\r | |
714 | IN EFI_PXE_BASE_CODE_PROTOCOL *This,\r | |
715 | IN UINT16 OpFlags,\r | |
716 | IN EFI_IP_ADDRESS *DestIp,\r | |
717 | IN EFI_PXE_BASE_CODE_UDP_PORT *DestPort,\r | |
718 | IN EFI_IP_ADDRESS *GatewayIp OPTIONAL,\r | |
719 | IN EFI_IP_ADDRESS *SrcIp OPTIONAL,\r | |
720 | IN OUT EFI_PXE_BASE_CODE_UDP_PORT *SrcPort OPTIONAL,\r | |
721 | IN UINTN *HeaderSize OPTIONAL,\r | |
722 | IN VOID *HeaderPtr OPTIONAL,\r | |
723 | IN UINTN *BufferSize,\r | |
724 | IN VOID *BufferPtr\r | |
725 | )\r | |
726 | {\r | |
727 | PXEBC_PRIVATE_DATA *Private;\r | |
728 | EFI_UDP4_PROTOCOL *Udp4;\r | |
729 | EFI_UDP4_COMPLETION_TOKEN Token;\r | |
730 | EFI_UDP4_TRANSMIT_DATA *Udp4TxData;\r | |
731 | UINT32 FragCount;\r | |
732 | UINT32 DataLength;\r | |
733 | EFI_UDP4_SESSION_DATA Udp4Session;\r | |
734 | EFI_STATUS Status;\r | |
735 | BOOLEAN IsDone;\r | |
736 | UINT16 RandomSrcPort;\r | |
737 | \r | |
738 | IsDone = FALSE;\r | |
739 | \r | |
740 | if ((This == NULL) || (DestIp == NULL) || (DestPort == NULL)) {\r | |
741 | return EFI_INVALID_PARAMETER;\r | |
742 | }\r | |
743 | \r | |
744 | if ((GatewayIp != NULL) && !Ip4IsUnicast (NTOHL (GatewayIp->Addr[0]), 0)) {\r | |
745 | //\r | |
746 | // Gateway is provided but it's not a unicast IP address.\r | |
747 | //\r | |
748 | return EFI_INVALID_PARAMETER;\r | |
749 | }\r | |
750 | \r | |
751 | if ((HeaderSize != NULL) && ((*HeaderSize == 0) || (HeaderPtr == NULL))) {\r | |
752 | //\r | |
753 | // The HeaderSize ptr isn't NULL and: 1. the value is zero; or 2. the HeaderPtr\r | |
754 | // is NULL.\r | |
755 | //\r | |
756 | return EFI_INVALID_PARAMETER;\r | |
757 | }\r | |
758 | \r | |
759 | if ((BufferSize == NULL) || ((*BufferSize != 0) && (BufferPtr == NULL))) {\r | |
760 | return EFI_INVALID_PARAMETER;\r | |
761 | }\r | |
762 | \r | |
763 | Private = PXEBC_PRIVATE_DATA_FROM_PXEBC (This);\r | |
764 | Udp4 = Private->Udp4;\r | |
765 | \r | |
766 | if (!Private->AddressIsOk && (SrcIp == NULL)) {\r | |
767 | return EFI_INVALID_PARAMETER;\r | |
768 | }\r | |
769 | \r | |
770 | if (SrcIp == NULL) {\r | |
771 | SrcIp = &Private->StationIp;\r | |
772 | \r | |
773 | if (GatewayIp == NULL) {\r | |
774 | GatewayIp = &Private->GatewayIp;\r | |
775 | }\r | |
776 | }\r | |
777 | \r | |
778 | if ((SrcPort == NULL) || (OpFlags & EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_PORT)) {\r | |
779 | RandomSrcPort = (UINT16) (NET_RANDOM (NetRandomInitSeed ()) % 10000 + 1024);\r | |
780 | \r | |
781 | if (SrcPort == NULL) {\r | |
782 | \r | |
783 | SrcPort = &RandomSrcPort;\r | |
784 | } else {\r | |
785 | \r | |
786 | *SrcPort = RandomSrcPort;\r | |
787 | }\r | |
788 | }\r | |
789 | \r | |
790 | ZeroMem (&Token, sizeof (EFI_UDP4_COMPLETION_TOKEN));\r | |
791 | ZeroMem (&Udp4Session, sizeof (EFI_UDP4_SESSION_DATA));\r | |
792 | \r | |
793 | CopyMem (&Udp4Session.DestinationAddress, DestIp, sizeof (EFI_IPv4_ADDRESS));\r | |
794 | Udp4Session.DestinationPort = *DestPort;\r | |
795 | CopyMem (&Udp4Session.SourceAddress, SrcIp, sizeof (EFI_IPv4_ADDRESS));\r | |
796 | Udp4Session.SourcePort = *SrcPort;\r | |
797 | \r | |
798 | FragCount = (HeaderSize != NULL) ? 2 : 1;\r | |
799 | Udp4TxData = (EFI_UDP4_TRANSMIT_DATA *) AllocatePool (sizeof (EFI_UDP4_TRANSMIT_DATA) + (FragCount - 1) * sizeof (EFI_UDP4_FRAGMENT_DATA));\r | |
800 | if (Udp4TxData == NULL) {\r | |
801 | return EFI_OUT_OF_RESOURCES;\r | |
802 | }\r | |
803 | \r | |
804 | Udp4TxData->FragmentCount = FragCount;\r | |
805 | Udp4TxData->FragmentTable[FragCount - 1].FragmentLength = (UINT32) *BufferSize;\r | |
806 | Udp4TxData->FragmentTable[FragCount - 1].FragmentBuffer = BufferPtr;\r | |
807 | DataLength = (UINT32) *BufferSize;\r | |
808 | \r | |
809 | if (FragCount == 2) {\r | |
810 | \r | |
811 | Udp4TxData->FragmentTable[0].FragmentLength = (UINT32) *HeaderSize;\r | |
812 | Udp4TxData->FragmentTable[0].FragmentBuffer = HeaderPtr;\r | |
813 | DataLength += (UINT32) *HeaderSize;\r | |
814 | }\r | |
815 | \r | |
816 | Udp4TxData->GatewayAddress = (EFI_IPv4_ADDRESS *) GatewayIp;\r | |
817 | Udp4TxData->UdpSessionData = &Udp4Session;\r | |
818 | Udp4TxData->DataLength = DataLength;\r | |
819 | Token.Packet.TxData = Udp4TxData;\r | |
820 | \r | |
821 | Status = gBS->CreateEvent (\r | |
822 | EVT_NOTIFY_SIGNAL,\r | |
823 | TPL_NOTIFY,\r | |
824 | PxeBcCommonNotify,\r | |
825 | &IsDone,\r | |
826 | &Token.Event\r | |
827 | );\r | |
828 | if (EFI_ERROR (Status)) {\r | |
829 | goto ON_EXIT;\r | |
830 | }\r | |
831 | \r | |
832 | Status = Udp4->Transmit (Udp4, &Token);\r | |
833 | if (EFI_ERROR (Status)) {\r | |
834 | goto ON_EXIT;\r | |
835 | }\r | |
836 | \r | |
837 | while (!IsDone) {\r | |
838 | \r | |
839 | Udp4->Poll (Udp4);\r | |
840 | }\r | |
841 | \r | |
842 | Status = Token.Status;\r | |
843 | \r | |
844 | ON_EXIT:\r | |
845 | \r | |
846 | if (Token.Event != NULL) {\r | |
847 | gBS->CloseEvent (Token.Event);\r | |
848 | }\r | |
849 | \r | |
850 | gBS->FreePool (Udp4TxData);\r | |
851 | \r | |
852 | return Status;\r | |
853 | }\r | |
854 | \r | |
855 | /**\r | |
856 | Validate IP packages by IP filter settings\r | |
857 | \r | |
858 | @param PxeBcMode Pointer to EFI_PXEBC_MODE\r | |
859 | \r | |
860 | @param Session Received UDP session\r | |
861 | \r | |
862 | @retval TRUE The UDP package matches IP filters\r | |
863 | \r | |
864 | @retval FLASE The UDP package doesn't matches IP filters\r | |
865 | \r | |
866 | **/\r | |
867 | STATIC\r | |
868 | BOOLEAN\r | |
869 | CheckIpByFilter (\r | |
870 | EFI_PXE_BASE_CODE_MODE *PxeBcMode,\r | |
871 | EFI_UDP4_SESSION_DATA *Session\r | |
872 | )\r | |
873 | {\r | |
874 | UINTN Index;\r | |
875 | EFI_IPv4_ADDRESS Ip4Address;\r | |
876 | EFI_IPv4_ADDRESS DestIp4Address;\r | |
877 | \r | |
878 | if (PxeBcMode->IpFilter.Filters & EFI_PXE_BASE_CODE_IP_FILTER_PROMISCUOUS) {\r | |
879 | return TRUE;\r | |
880 | }\r | |
881 | \r | |
882 | CopyMem (&DestIp4Address, &Session->DestinationAddress, sizeof (DestIp4Address));\r | |
883 | if ((PxeBcMode->IpFilter.Filters & EFI_PXE_BASE_CODE_IP_FILTER_PROMISCUOUS_MULTICAST) &&\r | |
884 | IP4_IS_MULTICAST (NTOHL (EFI_IP4 (DestIp4Address)))\r | |
885 | ) {\r | |
886 | return TRUE;\r | |
887 | }\r | |
888 | \r | |
889 | if ((PxeBcMode->IpFilter.Filters & EFI_PXE_BASE_CODE_IP_FILTER_BROADCAST) &&\r | |
890 | IP4_IS_LOCAL_BROADCAST (EFI_NTOHL (DestIp4Address))\r | |
891 | ) {\r | |
892 | return TRUE;\r | |
893 | }\r | |
894 | \r | |
895 | CopyMem (&Ip4Address, &PxeBcMode->StationIp.v4, sizeof (Ip4Address));\r | |
896 | if ((PxeBcMode->IpFilter.Filters & EFI_PXE_BASE_CODE_IP_FILTER_STATION_IP) &&\r | |
897 | EFI_IP4_EQUAL (&PxeBcMode->StationIp.v4, &DestIp4Address)\r | |
898 | ) {\r | |
899 | return TRUE;\r | |
900 | }\r | |
901 | \r | |
902 | for (Index = 0; Index < PxeBcMode->IpFilter.IpCnt; ++Index) {\r | |
903 | CopyMem (&Ip4Address, &PxeBcMode->IpFilter.IpList[Index].v4, sizeof (Ip4Address));\r | |
904 | if (EFI_IP4_EQUAL (&Ip4Address, &DestIp4Address)) {\r | |
905 | return TRUE;\r | |
906 | }\r | |
907 | }\r | |
908 | \r | |
909 | return FALSE;\r | |
910 | }\r | |
911 | \r | |
912 | /**\r | |
913 | GC_NOTO: Add function description\r | |
914 | \r | |
915 | @param This GC_NOTO: add argument\r | |
916 | description\r | |
917 | @param OpFlags GC_NOTO: add argument\r | |
918 | description\r | |
919 | @param DestIp GC_NOTO: add argument\r | |
920 | description\r | |
921 | @param DestPort GC_NOTO: add argument\r | |
922 | description\r | |
923 | @param SrcIp GC_NOTO: add argument\r | |
924 | description\r | |
925 | @param SrcPort GC_NOTO: add argument\r | |
926 | description\r | |
927 | @param HeaderSize GC_NOTO: add argument\r | |
928 | description\r | |
929 | @param HeaderPtr GC_NOTO: add argument\r | |
930 | description\r | |
931 | @param BufferSize GC_NOTO: add argument\r | |
932 | description\r | |
933 | @param BufferPtr GC_NOTO: add argument\r | |
934 | description\r | |
935 | \r | |
936 | @retval EFI_INVALID_PARAMETER GC_NOTO: Add description for\r | |
937 | return value\r | |
938 | @retval EFI_INVALID_PARAMETER GC_NOTO: Add description for\r | |
939 | return value\r | |
940 | @retval EFI_INVALID_PARAMETER GC_NOTO: Add description for\r | |
941 | return value\r | |
942 | @retval EFI_INVALID_PARAMETER GC_NOTO: Add description for\r | |
943 | return value\r | |
944 | @retval EFI_NOT_STARTED GC_NOTO: Add description for\r | |
945 | return value\r | |
946 | @retval EFI_OUT_OF_RESOURCES GC_NOTO: Add description for\r | |
947 | return value\r | |
948 | \r | |
949 | **/\r | |
950 | EFI_STATUS\r | |
951 | EFIAPI\r | |
952 | EfiPxeBcUdpRead (\r | |
953 | IN EFI_PXE_BASE_CODE_PROTOCOL *This,\r | |
954 | IN UINT16 OpFlags,\r | |
955 | IN OUT EFI_IP_ADDRESS *DestIp, OPTIONAL\r | |
956 | IN OUT EFI_PXE_BASE_CODE_UDP_PORT *DestPort, OPTIONAL\r | |
957 | IN OUT EFI_IP_ADDRESS *SrcIp, OPTIONAL\r | |
958 | IN OUT EFI_PXE_BASE_CODE_UDP_PORT *SrcPort, OPTIONAL\r | |
959 | IN UINTN *HeaderSize, OPTIONAL\r | |
960 | IN VOID *HeaderPtr, OPTIONAL\r | |
961 | IN OUT UINTN *BufferSize,\r | |
962 | IN VOID *BufferPtr\r | |
963 | )\r | |
964 | {\r | |
965 | PXEBC_PRIVATE_DATA *Private;\r | |
966 | EFI_PXE_BASE_CODE_MODE *Mode;\r | |
967 | EFI_UDP4_PROTOCOL *Udp4;\r | |
968 | EFI_UDP4_COMPLETION_TOKEN Token;\r | |
969 | EFI_UDP4_RECEIVE_DATA *RxData;\r | |
970 | EFI_UDP4_SESSION_DATA *Session;\r | |
971 | EFI_STATUS Status;\r | |
972 | BOOLEAN IsDone;\r | |
973 | BOOLEAN Matched;\r | |
974 | UINTN CopyLen;\r | |
975 | \r | |
976 | if (This == NULL || DestIp == NULL || DestPort == NULL) {\r | |
977 | return EFI_INVALID_PARAMETER;\r | |
978 | }\r | |
979 | \r | |
980 | if ((!(OpFlags & EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_DEST_PORT) && (DestPort == NULL)) ||\r | |
981 | (!(OpFlags & EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_DEST_PORT) && (SrcIp == NULL)) ||\r | |
982 | (!(OpFlags & EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_PORT) && (SrcPort == NULL))) {\r | |
983 | return EFI_INVALID_PARAMETER;\r | |
984 | }\r | |
985 | \r | |
986 | if (((HeaderSize != NULL) && (*HeaderSize == 0)) || ((HeaderPtr == NULL) && (*HeaderSize != 0))) {\r | |
987 | return EFI_INVALID_PARAMETER;\r | |
988 | }\r | |
989 | \r | |
990 | if ((BufferSize == NULL) || ((BufferPtr == NULL) && (*BufferSize != 0))) {\r | |
991 | return EFI_INVALID_PARAMETER;\r | |
992 | }\r | |
993 | \r | |
994 | Private = PXEBC_PRIVATE_DATA_FROM_PXEBC (This);\r | |
995 | Mode = Private->PxeBc.Mode;\r | |
996 | Udp4 = Private->Udp4;\r | |
997 | \r | |
998 | if (!Mode->Started) {\r | |
999 | return EFI_NOT_STARTED;\r | |
1000 | }\r | |
1001 | \r | |
1002 | Status = gBS->CreateEvent (\r | |
1003 | EVT_NOTIFY_SIGNAL,\r | |
1004 | TPL_NOTIFY,\r | |
1005 | PxeBcCommonNotify,\r | |
1006 | &IsDone,\r | |
1007 | &Token.Event\r | |
1008 | );\r | |
1009 | if (EFI_ERROR (Status)) {\r | |
1010 | return EFI_OUT_OF_RESOURCES;\r | |
1011 | }\r | |
1012 | \r | |
1013 | IsDone = FALSE;\r | |
1014 | Status = Udp4->Receive (Udp4, &Token);\r | |
1015 | if (EFI_ERROR (Status)) {\r | |
1016 | goto ON_EXIT;\r | |
1017 | }\r | |
1018 | \r | |
1019 | Udp4->Poll (Udp4);\r | |
1020 | \r | |
1021 | if (!IsDone) {\r | |
1022 | Status = EFI_TIMEOUT;\r | |
1023 | } else {\r | |
1024 | \r | |
1025 | //\r | |
1026 | // check whether this packet matches the filters\r | |
1027 | //\r | |
1028 | if (EFI_ERROR (Token.Status)){\r | |
1029 | goto ON_EXIT;\r | |
1030 | }\r | |
1031 | \r | |
1032 | RxData = Token.Packet.RxData;\r | |
1033 | Session = &RxData->UdpSession;\r | |
1034 | \r | |
1035 | Matched = FALSE;\r | |
1036 | \r | |
1037 | if (OpFlags & EFI_PXE_BASE_CODE_UDP_OPFLAGS_USE_FILTER) {\r | |
1038 | //\r | |
1039 | // Check UDP package by IP filter settings\r | |
1040 | //\r | |
1041 | if (CheckIpByFilter (Mode, Session)) {\r | |
1042 | Matched = TRUE;\r | |
1043 | }\r | |
1044 | }\r | |
1045 | \r | |
1046 | if (Matched) {\r | |
1047 | //\r | |
1048 | // Match the destination ip of the received udp dgram\r | |
1049 | //\r | |
1050 | if (OpFlags & EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_DEST_IP) {\r | |
1051 | Matched = TRUE;\r | |
1052 | \r | |
1053 | if (DestIp != NULL) {\r | |
1054 | CopyMem (DestIp, &Session->DestinationAddress, sizeof (EFI_IPv4_ADDRESS));\r | |
1055 | }\r | |
1056 | } else {\r | |
1057 | if (DestIp != NULL) {\r | |
1058 | if (EFI_IP4_EQUAL (DestIp, &Session->DestinationAddress)) {\r | |
1059 | Matched = TRUE;\r | |
1060 | }\r | |
1061 | } else {\r | |
1062 | if (EFI_IP4_EQUAL (&Private->StationIp, &Session->DestinationAddress)) {\r | |
1063 | Matched = TRUE;\r | |
1064 | }\r | |
1065 | }\r | |
1066 | }\r | |
1067 | }\r | |
1068 | \r | |
1069 | if (Matched) {\r | |
1070 | //\r | |
1071 | // Match the destination port of the received udp dgram\r | |
1072 | //\r | |
1073 | if (OpFlags & EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_DEST_PORT) {\r | |
1074 | \r | |
1075 | if (DestPort != NULL) {\r | |
1076 | *DestPort = Session->DestinationPort;\r | |
1077 | }\r | |
1078 | } else {\r | |
1079 | \r | |
1080 | if (*DestPort != Session->DestinationPort) {\r | |
1081 | Matched = FALSE;\r | |
1082 | }\r | |
1083 | }\r | |
1084 | }\r | |
1085 | \r | |
1086 | if (Matched) {\r | |
1087 | //\r | |
1088 | // Match the source ip of the received udp dgram\r | |
1089 | //\r | |
1090 | if (OpFlags & EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_IP) {\r | |
1091 | \r | |
1092 | if (SrcIp != NULL) {\r | |
1093 | CopyMem (SrcIp, &Session->SourceAddress, sizeof (EFI_IPv4_ADDRESS));\r | |
1094 | }\r | |
1095 | } else {\r | |
1096 | \r | |
1097 | if (!EFI_IP4_EQUAL (SrcIp, &Session->SourceAddress)) {\r | |
1098 | Matched = FALSE;\r | |
1099 | }\r | |
1100 | }\r | |
1101 | }\r | |
1102 | \r | |
1103 | if (Matched) {\r | |
1104 | //\r | |
1105 | // Match the source port of the received udp dgram\r | |
1106 | //\r | |
1107 | if (OpFlags & EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_PORT) {\r | |
1108 | \r | |
1109 | if (SrcPort != NULL) {\r | |
1110 | *SrcPort = Session->SourcePort;\r | |
1111 | }\r | |
1112 | } else {\r | |
1113 | \r | |
1114 | if (*SrcPort != Session->SourcePort) {\r | |
1115 | Matched = FALSE;\r | |
1116 | }\r | |
1117 | }\r | |
1118 | }\r | |
1119 | \r | |
1120 | if (Matched) {\r | |
1121 | \r | |
1122 | CopyLen = 0;\r | |
1123 | \r | |
1124 | if (HeaderSize != NULL) {\r | |
1125 | CopyLen = MIN (*HeaderSize, RxData->DataLength);\r | |
1126 | CopyMem (HeaderPtr, RxData->FragmentTable[0].FragmentBuffer, CopyLen);\r | |
1127 | *HeaderSize = CopyLen;\r | |
1128 | }\r | |
1129 | \r | |
1130 | if (RxData->DataLength - CopyLen > *BufferSize) {\r | |
1131 | \r | |
1132 | Status = EFI_BUFFER_TOO_SMALL;\r | |
1133 | } else {\r | |
1134 | \r | |
1135 | *BufferSize = RxData->DataLength - CopyLen;\r | |
1136 | CopyMem (BufferPtr, (UINT8 *) RxData->FragmentTable[0].FragmentBuffer + CopyLen, *BufferSize);\r | |
1137 | }\r | |
1138 | } else {\r | |
1139 | \r | |
1140 | Status = EFI_TIMEOUT;\r | |
1141 | }\r | |
1142 | \r | |
1143 | //\r | |
1144 | // Recycle the RxData\r | |
1145 | //\r | |
1146 | gBS->SignalEvent (RxData->RecycleSignal);\r | |
1147 | }\r | |
1148 | \r | |
1149 | ON_EXIT:\r | |
1150 | \r | |
1151 | Udp4->Cancel (Udp4, &Token);\r | |
1152 | \r | |
1153 | gBS->CloseEvent (Token.Event);\r | |
1154 | \r | |
1155 | return Status;\r | |
1156 | }\r | |
1157 | \r | |
1158 | \r | |
1159 | /**\r | |
1160 | GC_NOTO: Add function description\r | |
1161 | \r | |
1162 | @param This GC_NOTO: add argument\r | |
1163 | description\r | |
1164 | @param NewFilter GC_NOTO: add argument\r | |
1165 | description\r | |
1166 | \r | |
1167 | @retval EFI_UNSUPPORTED GC_NOTO: Add description for\r | |
1168 | return value\r | |
1169 | \r | |
1170 | **/\r | |
1171 | EFI_STATUS\r | |
1172 | EFIAPI\r | |
1173 | EfiPxeBcSetIpFilter (\r | |
1174 | IN EFI_PXE_BASE_CODE_PROTOCOL *This,\r | |
1175 | IN EFI_PXE_BASE_CODE_IP_FILTER *NewFilter\r | |
1176 | )\r | |
1177 | {\r | |
1178 | EFI_STATUS Status;\r | |
1179 | PXEBC_PRIVATE_DATA *Private;\r | |
1180 | EFI_PXE_BASE_CODE_MODE *Mode;\r | |
1181 | UINTN Index;\r | |
1182 | BOOLEAN PromiscuousNeed;\r | |
1183 | \r | |
1184 | if (This == NULL) {\r | |
1185 | DEBUG ((EFI_D_ERROR, "BC *This pointer == NULL.\n"));\r | |
1186 | return EFI_INVALID_PARAMETER;\r | |
1187 | }\r | |
1188 | \r | |
1189 | Private = PXEBC_PRIVATE_DATA_FROM_PXEBC (This);\r | |
1190 | Mode = Private->PxeBc.Mode;\r | |
1191 | \r | |
1192 | if (Private == NULL) {\r | |
1193 | DEBUG ((EFI_D_ERROR, "PXEBC_PRIVATE_DATA poiner == NULL.\n"));\r | |
1194 | return EFI_INVALID_PARAMETER;\r | |
1195 | }\r | |
1196 | \r | |
1197 | if (NewFilter == NULL) {\r | |
1198 | DEBUG ((EFI_D_ERROR, "IP Filter *NewFilter == NULL.\n"));\r | |
1199 | return EFI_INVALID_PARAMETER;\r | |
1200 | }\r | |
1201 | \r | |
1202 | if (!Mode->Started) {\r | |
1203 | DEBUG ((EFI_D_ERROR, "BC was not started.\n"));\r | |
1204 | return EFI_NOT_STARTED;\r | |
1205 | }\r | |
1206 | \r | |
1207 | PromiscuousNeed = FALSE;\r | |
1208 | for (Index = 0; Index < NewFilter->IpCnt; ++Index) {\r | |
1209 | if (IP4_IS_LOCAL_BROADCAST (EFI_IP4 (NewFilter->IpList[Index].v4))) {\r | |
1210 | //\r | |
1211 | // The IP is a broadcast address.\r | |
1212 | //\r | |
1213 | DEBUG ((EFI_D_ERROR, "There is broadcast address in NewFilter.\n"));\r | |
1214 | return EFI_INVALID_PARAMETER;\r | |
1215 | }\r | |
1216 | if (Ip4IsUnicast (EFI_IP4 (NewFilter->IpList[Index].v4), 0) &&\r | |
1217 | (NewFilter->Filters & EFI_PXE_BASE_CODE_IP_FILTER_STATION_IP)\r | |
1218 | ) {\r | |
1219 | //\r | |
1220 | // If EFI_PXE_BASE_CODE_IP_FILTER_STATION_IP is set and IP4 address is in IpList,\r | |
1221 | // promiscuous mode is needed.\r | |
1222 | //\r | |
1223 | PromiscuousNeed = TRUE;\r | |
1224 | }\r | |
1225 | }\r | |
1226 | \r | |
1227 | //\r | |
1228 | // Clear the UDP instance configuration, all joined groups will be left\r | |
1229 | // during the operation.\r | |
1230 | //\r | |
1231 | Private->Udp4->Configure (Private->Udp4, NULL);\r | |
1232 | Private->Udp4CfgData.AcceptPromiscuous = FALSE;\r | |
1233 | Private->Udp4CfgData.AcceptBroadcast = FALSE;\r | |
1234 | \r | |
1235 | if (PromiscuousNeed ||\r | |
1236 | NewFilter->Filters & EFI_PXE_BASE_CODE_IP_FILTER_PROMISCUOUS ||\r | |
1237 | NewFilter->Filters & EFI_PXE_BASE_CODE_IP_FILTER_PROMISCUOUS_MULTICAST\r | |
1238 | ) {\r | |
1239 | //\r | |
1240 | // Configure the udp4 filter to receive all packages\r | |
1241 | //\r | |
1242 | Private->Udp4CfgData.AcceptPromiscuous = TRUE;\r | |
1243 | \r | |
1244 | //\r | |
1245 | // Configure the UDP instance with the new configuration.\r | |
1246 | //\r | |
1247 | Status = Private->Udp4->Configure (Private->Udp4, &Private->Udp4CfgData);\r | |
1248 | if (EFI_ERROR (Status)) {\r | |
1249 | return Status;\r | |
1250 | }\r | |
1251 | \r | |
1252 | } else {\r | |
1253 | \r | |
1254 | if (NewFilter->Filters & EFI_PXE_BASE_CODE_IP_FILTER_BROADCAST) {\r | |
1255 | //\r | |
1256 | // Configure the udp4 filter to receive all broadcast packages\r | |
1257 | //\r | |
1258 | Private->Udp4CfgData.AcceptBroadcast = TRUE;\r | |
1259 | }\r | |
1260 | \r | |
1261 | //\r | |
1262 | // Configure the UDP instance with the new configuration.\r | |
1263 | //\r | |
1264 | Status = Private->Udp4->Configure (Private->Udp4, &Private->Udp4CfgData);\r | |
1265 | if (EFI_ERROR (Status)) {\r | |
1266 | return Status;\r | |
1267 | }\r | |
1268 | \r | |
1269 | if (NewFilter->Filters & EFI_PXE_BASE_CODE_IP_FILTER_STATION_IP) {\r | |
1270 | \r | |
1271 | for (Index = 0; Index < NewFilter->IpCnt; ++Index) {\r | |
1272 | if (IP4_IS_MULTICAST (EFI_NTOHL (NewFilter->IpList[Index].v4))) {\r | |
1273 | //\r | |
1274 | // Join the mutilcast group\r | |
1275 | //\r | |
1276 | Status = Private->Udp4->Groups (Private->Udp4, TRUE, &NewFilter->IpList[Index].v4);\r | |
1277 | if (EFI_ERROR (Status)) {\r | |
1278 | return Status;\r | |
1279 | }\r | |
1280 | }\r | |
1281 | }\r | |
1282 | }\r | |
1283 | }\r | |
1284 | \r | |
1285 | \r | |
1286 | //\r | |
1287 | // Save the new filter.\r | |
1288 | //\r | |
1289 | CopyMem (&Mode->IpFilter, NewFilter, sizeof (Mode->IpFilter));\r | |
1290 | \r | |
1291 | return EFI_SUCCESS;\r | |
1292 | }\r | |
1293 | \r | |
1294 | \r | |
1295 | /**\r | |
1296 | GC_NOTO: Add function description\r | |
1297 | \r | |
1298 | @param This GC_NOTO: add argument\r | |
1299 | description\r | |
1300 | @param IpAddr GC_NOTO: add argument\r | |
1301 | description\r | |
1302 | @param MacAddr GC_NOTO: add argument\r | |
1303 | description\r | |
1304 | \r | |
1305 | @retval EFI_UNSUPPORTED GC_NOTO: Add description for\r | |
1306 | return value\r | |
1307 | \r | |
1308 | **/\r | |
1309 | EFI_STATUS\r | |
1310 | EFIAPI\r | |
1311 | EfiPxeBcArp (\r | |
1312 | IN EFI_PXE_BASE_CODE_PROTOCOL * This,\r | |
1313 | IN EFI_IP_ADDRESS * IpAddr,\r | |
1314 | IN EFI_MAC_ADDRESS * MacAddr OPTIONAL\r | |
1315 | )\r | |
1316 | {\r | |
1317 | PXEBC_PRIVATE_DATA *Private;\r | |
1318 | EFI_PXE_BASE_CODE_MODE *Mode;\r | |
1319 | EFI_STATUS Status;\r | |
1320 | EFI_MAC_ADDRESS TempMacAddr;\r | |
1321 | \r | |
1322 | if (This == NULL || IpAddr == NULL) {\r | |
1323 | return EFI_INVALID_PARAMETER;\r | |
1324 | }\r | |
1325 | \r | |
1326 | Private = PXEBC_PRIVATE_DATA_FROM_PXEBC (This);\r | |
1327 | Mode = Private->PxeBc.Mode;\r | |
1328 | \r | |
1329 | if (!Mode->Started) {\r | |
1330 | return EFI_NOT_STARTED;\r | |
1331 | }\r | |
1332 | \r | |
1333 | if (!Private->AddressIsOk || Mode->UsingIpv6) {\r | |
1334 | //\r | |
1335 | // We can't resolve the IP address if we don't have a local address now.\r | |
1336 | // Don't have ARP for IPv6.\r | |
1337 | //\r | |
1338 | return EFI_INVALID_PARAMETER;\r | |
1339 | }\r | |
1340 | \r | |
1341 | Status = Private->Arp->Request (Private->Arp, &IpAddr->v4, NULL, &TempMacAddr);\r | |
1342 | if (EFI_ERROR (Status)) {\r | |
1343 | return Status;\r | |
1344 | }\r | |
1345 | \r | |
1346 | if (MacAddr != NULL) {\r | |
1347 | CopyMem (MacAddr, &TempMacAddr, sizeof (EFI_MAC_ADDRESS));\r | |
1348 | }\r | |
1349 | \r | |
1350 | return EFI_SUCCESS;\r | |
1351 | }\r | |
1352 | \r | |
1353 | \r | |
1354 | \r | |
1355 | /**\r | |
1356 | GC_NOTO: Add function description\r | |
1357 | \r | |
1358 | @param This GC_NOTO: add argument\r | |
1359 | description\r | |
1360 | @param NewAutoArp GC_NOTO: add argument\r | |
1361 | description\r | |
1362 | @param NewSendGUID GC_NOTO: add argument\r | |
1363 | description\r | |
1364 | @param NewTTL GC_NOTO: add argument\r | |
1365 | description\r | |
1366 | @param NewToS GC_NOTO: add argument\r | |
1367 | description\r | |
1368 | @param NewMakeCallback GC_NOTO: add argument\r | |
1369 | description\r | |
1370 | \r | |
1371 | @return GC_NOTO: add return values\r | |
1372 | \r | |
1373 | **/\r | |
1374 | EFI_STATUS\r | |
1375 | EFIAPI\r | |
1376 | EfiPxeBcSetParameters (\r | |
1377 | IN EFI_PXE_BASE_CODE_PROTOCOL *This,\r | |
1378 | IN BOOLEAN *NewAutoArp, OPTIONAL\r | |
1379 | IN BOOLEAN *NewSendGUID, OPTIONAL\r | |
1380 | IN UINT8 *NewTTL, OPTIONAL\r | |
1381 | IN UINT8 *NewToS, OPTIONAL\r | |
1382 | IN BOOLEAN *NewMakeCallback // OPTIONAL\r | |
1383 | )\r | |
1384 | {\r | |
1385 | PXEBC_PRIVATE_DATA *Private;\r | |
1386 | EFI_PXE_BASE_CODE_MODE *Mode;\r | |
1387 | EFI_STATUS Status;\r | |
1388 | \r | |
1389 | Status = EFI_SUCCESS;\r | |
1390 | \r | |
1391 | if (This == NULL) {\r | |
1392 | Status = EFI_INVALID_PARAMETER;\r | |
1393 | goto ON_EXIT;\r | |
1394 | }\r | |
1395 | \r | |
1396 | Private = PXEBC_PRIVATE_DATA_FROM_PXEBC (This);\r | |
1397 | Mode = Private->PxeBc.Mode;\r | |
1398 | \r | |
1399 | if (NewSendGUID != NULL && *NewSendGUID == TRUE) {\r | |
1400 | //\r | |
1401 | // FixMe, cann't locate SendGuid\r | |
1402 | //\r | |
1403 | }\r | |
1404 | \r | |
1405 | if (NewMakeCallback != NULL && *NewMakeCallback == TRUE) {\r | |
1406 | \r | |
1407 | Status = gBS->HandleProtocol (\r | |
1408 | Private->Controller,\r | |
1409 | &gEfiPxeBaseCodeCallbackProtocolGuid,\r | |
1410 | (VOID **) &Private->PxeBcCallback\r | |
1411 | );\r | |
1412 | if (EFI_ERROR (Status) || (Private->PxeBcCallback->Callback == NULL)) {\r | |
1413 | \r | |
1414 | Status = EFI_INVALID_PARAMETER;\r | |
1415 | goto ON_EXIT;\r | |
1416 | }\r | |
1417 | }\r | |
1418 | \r | |
1419 | if (!Mode->Started) {\r | |
1420 | Status = EFI_NOT_STARTED;\r | |
1421 | goto ON_EXIT;\r | |
1422 | }\r | |
1423 | \r | |
1424 | if (NewMakeCallback != NULL) {\r | |
1425 | \r | |
1426 | if (*NewMakeCallback) {\r | |
1427 | //\r | |
1428 | // Update the Callback protocol.\r | |
1429 | //\r | |
1430 | Status = gBS->HandleProtocol (\r | |
1431 | Private->Controller,\r | |
1432 | &gEfiPxeBaseCodeCallbackProtocolGuid,\r | |
1433 | (VOID **) &Private->PxeBcCallback\r | |
1434 | );\r | |
1435 | \r | |
1436 | if (EFI_ERROR (Status) || (Private->PxeBcCallback->Callback == NULL)) {\r | |
1437 | Status = EFI_INVALID_PARAMETER;\r | |
1438 | goto ON_EXIT;\r | |
1439 | }\r | |
1440 | } else {\r | |
1441 | Private->PxeBcCallback = NULL;\r | |
1442 | }\r | |
1443 | \r | |
1444 | Mode->MakeCallbacks = *NewMakeCallback;\r | |
1445 | }\r | |
1446 | \r | |
1447 | if (NewAutoArp != NULL) {\r | |
1448 | Mode->AutoArp = *NewAutoArp;\r | |
1449 | }\r | |
1450 | \r | |
1451 | if (NewSendGUID != NULL) {\r | |
1452 | Mode->SendGUID = *NewSendGUID;\r | |
1453 | }\r | |
1454 | \r | |
1455 | if (NewTTL != NULL) {\r | |
1456 | Mode->TTL = *NewTTL;\r | |
1457 | }\r | |
1458 | \r | |
1459 | if (NewToS != NULL) {\r | |
1460 | Mode->ToS = *NewToS;\r | |
1461 | }\r | |
1462 | \r | |
1463 | ON_EXIT:\r | |
1464 | return Status;\r | |
1465 | }\r | |
1466 | \r | |
1467 | \r | |
1468 | /**\r | |
1469 | GC_NOTO: Add function description\r | |
1470 | \r | |
1471 | @param This GC_NOTO: add argument\r | |
1472 | description\r | |
1473 | @param NewStationIp GC_NOTO: add argument\r | |
1474 | description\r | |
1475 | @param NewSubnetMask GC_NOTO: add argument\r | |
1476 | description\r | |
1477 | \r | |
1478 | @retval EFI_INVALID_PARAMETER GC_NOTO: Add description for\r | |
1479 | return value\r | |
1480 | @retval EFI_INVALID_PARAMETER GC_NOTO: Add description for\r | |
1481 | return value\r | |
1482 | @retval EFI_INVALID_PARAMETER GC_NOTO: Add description for\r | |
1483 | return value\r | |
1484 | @retval EFI_NOT_STARTED GC_NOTO: Add description for\r | |
1485 | return value\r | |
1486 | @retval EFI_SUCCESS GC_NOTO: Add description for\r | |
1487 | return value\r | |
1488 | \r | |
1489 | **/\r | |
1490 | EFI_STATUS\r | |
1491 | EFIAPI\r | |
1492 | EfiPxeBcSetStationIP (\r | |
1493 | IN EFI_PXE_BASE_CODE_PROTOCOL * This,\r | |
1494 | IN EFI_IP_ADDRESS * NewStationIp, OPTIONAL\r | |
1495 | IN EFI_IP_ADDRESS * NewSubnetMask OPTIONAL\r | |
1496 | )\r | |
1497 | {\r | |
1498 | PXEBC_PRIVATE_DATA *Private;\r | |
1499 | EFI_PXE_BASE_CODE_MODE *Mode;\r | |
1500 | EFI_ARP_CONFIG_DATA ArpConfigData;\r | |
1501 | \r | |
1502 | if (This == NULL) {\r | |
1503 | return EFI_INVALID_PARAMETER;\r | |
1504 | }\r | |
1505 | \r | |
1506 | if (NewStationIp != NULL && !Ip4IsUnicast (NTOHL (NewStationIp->Addr[0]), 0)) {\r | |
1507 | return EFI_INVALID_PARAMETER;\r | |
1508 | }\r | |
1509 | \r | |
1510 | if (NewSubnetMask != NULL && !IP4_IS_VALID_NETMASK (NTOHL (NewSubnetMask->Addr[0]))) {\r | |
1511 | return EFI_INVALID_PARAMETER;\r | |
1512 | }\r | |
1513 | \r | |
1514 | Private = PXEBC_PRIVATE_DATA_FROM_PXEBC (This);\r | |
1515 | Mode = Private->PxeBc.Mode;\r | |
1516 | \r | |
1517 | if (!Mode->Started) {\r | |
1518 | return EFI_NOT_STARTED;\r | |
1519 | }\r | |
1520 | \r | |
1521 | if (NewStationIp != NULL) {\r | |
1522 | Mode->StationIp = *NewStationIp;\r | |
1523 | }\r | |
1524 | \r | |
1525 | if (NewSubnetMask != NULL) {\r | |
1526 | Mode->SubnetMask = *NewSubnetMask;\r | |
1527 | }\r | |
1528 | \r | |
1529 | Private->AddressIsOk = TRUE;\r | |
1530 | \r | |
1531 | if (!Mode->UsingIpv6) {\r | |
1532 | //\r | |
1533 | // If in IPv4 mode, configure the corresponding ARP with this new\r | |
1534 | // station IP address.\r | |
1535 | //\r | |
1536 | ZeroMem (&ArpConfigData, sizeof (EFI_ARP_CONFIG_DATA));\r | |
1537 | \r | |
1538 | ArpConfigData.SwAddressType = 0x0800;\r | |
1539 | ArpConfigData.SwAddressLength = sizeof (EFI_IPv4_ADDRESS);\r | |
1540 | ArpConfigData.StationAddress = &Private->StationIp.v4;\r | |
1541 | \r | |
1542 | Private->Arp->Configure (Private->Arp, NULL);\r | |
1543 | Private->Arp->Configure (Private->Arp, &ArpConfigData);\r | |
1544 | }\r | |
1545 | \r | |
1546 | return EFI_SUCCESS;\r | |
1547 | }\r | |
1548 | \r | |
1549 | \r | |
1550 | /**\r | |
1551 | GC_NOTO: Add function description\r | |
1552 | \r | |
1553 | @param This GC_NOTO: add argument\r | |
1554 | description\r | |
1555 | @param NewDhcpDiscoverValid GC_NOTO: add argument\r | |
1556 | description\r | |
1557 | @param NewDhcpAckReceived GC_NOTO: add argument\r | |
1558 | description\r | |
1559 | @param NewProxyOfferReceived GC_NOTO: add argument\r | |
1560 | description\r | |
1561 | @param NewPxeDiscoverValid GC_NOTO: add argument\r | |
1562 | description\r | |
1563 | @param NewPxeReplyReceived GC_NOTO: add argument\r | |
1564 | description\r | |
1565 | @param NewPxeBisReplyReceived GC_NOTO: add argument\r | |
1566 | description\r | |
1567 | @param NewDhcpDiscover GC_NOTO: add argument\r | |
1568 | description\r | |
1569 | @param NewDhcpAck GC_NOTO: add argument\r | |
1570 | description\r | |
1571 | @param NewProxyOffer GC_NOTO: add argument\r | |
1572 | description\r | |
1573 | @param NewPxeDiscover GC_NOTO: add argument\r | |
1574 | description\r | |
1575 | @param NewPxeReply GC_NOTO: add argument\r | |
1576 | description\r | |
1577 | @param NewPxeBisReply GC_NOTO: add argument\r | |
1578 | description\r | |
1579 | \r | |
1580 | @retval EFI_INVALID_PARAMETER GC_NOTO: Add description for\r | |
1581 | return value\r | |
1582 | @retval EFI_NOT_STARTED GC_NOTO: Add description for\r | |
1583 | return value\r | |
1584 | @retval EFI_SUCCESS GC_NOTO: Add description for\r | |
1585 | return value\r | |
1586 | \r | |
1587 | **/\r | |
1588 | EFI_STATUS\r | |
1589 | EFIAPI\r | |
1590 | EfiPxeBcSetPackets (\r | |
1591 | IN EFI_PXE_BASE_CODE_PROTOCOL * This,\r | |
1592 | IN BOOLEAN * NewDhcpDiscoverValid, OPTIONAL\r | |
1593 | IN BOOLEAN * NewDhcpAckReceived, OPTIONAL\r | |
1594 | IN BOOLEAN * NewProxyOfferReceived, OPTIONAL\r | |
1595 | IN BOOLEAN * NewPxeDiscoverValid, OPTIONAL\r | |
1596 | IN BOOLEAN * NewPxeReplyReceived, OPTIONAL\r | |
1597 | IN BOOLEAN * NewPxeBisReplyReceived, OPTIONAL\r | |
1598 | IN EFI_PXE_BASE_CODE_PACKET * NewDhcpDiscover, OPTIONAL\r | |
1599 | IN EFI_PXE_BASE_CODE_PACKET * NewDhcpAck, OPTIONAL\r | |
1600 | IN EFI_PXE_BASE_CODE_PACKET * NewProxyOffer, OPTIONAL\r | |
1601 | IN EFI_PXE_BASE_CODE_PACKET * NewPxeDiscover, OPTIONAL\r | |
1602 | IN EFI_PXE_BASE_CODE_PACKET * NewPxeReply, OPTIONAL\r | |
1603 | IN EFI_PXE_BASE_CODE_PACKET * NewPxeBisReply OPTIONAL\r | |
1604 | )\r | |
1605 | {\r | |
1606 | PXEBC_PRIVATE_DATA *Private;\r | |
1607 | EFI_PXE_BASE_CODE_MODE *Mode;\r | |
1608 | \r | |
1609 | if (This == NULL) {\r | |
1610 | return EFI_INVALID_PARAMETER;\r | |
1611 | }\r | |
1612 | \r | |
1613 | Private = PXEBC_PRIVATE_DATA_FROM_PXEBC (This);\r | |
1614 | Mode = Private->PxeBc.Mode;\r | |
1615 | \r | |
1616 | if (!Mode->Started) {\r | |
1617 | return EFI_NOT_STARTED;\r | |
1618 | }\r | |
1619 | \r | |
1620 | Private->FileSize = 0;\r | |
1621 | \r | |
1622 | if (NewDhcpDiscoverValid != NULL) {\r | |
1623 | Mode->DhcpDiscoverValid = *NewDhcpDiscoverValid;\r | |
1624 | }\r | |
1625 | \r | |
1626 | if (NewDhcpAckReceived != NULL) {\r | |
1627 | Mode->DhcpAckReceived = *NewDhcpAckReceived;\r | |
1628 | }\r | |
1629 | \r | |
1630 | if (NewProxyOfferReceived != NULL) {\r | |
1631 | Mode->ProxyOfferReceived = *NewProxyOfferReceived;\r | |
1632 | }\r | |
1633 | \r | |
1634 | if (NewPxeDiscoverValid != NULL) {\r | |
1635 | Mode->PxeDiscoverValid = *NewPxeDiscoverValid;\r | |
1636 | }\r | |
1637 | \r | |
1638 | if (NewPxeReplyReceived != NULL) {\r | |
1639 | Mode->PxeReplyReceived = *NewPxeReplyReceived;\r | |
1640 | }\r | |
1641 | \r | |
1642 | if (NewPxeBisReplyReceived != NULL) {\r | |
1643 | Mode->PxeBisReplyReceived = *NewPxeBisReplyReceived;\r | |
1644 | }\r | |
1645 | \r | |
1646 | if (NewDhcpDiscover != NULL) {\r | |
1647 | CopyMem (&Mode->DhcpDiscover, NewDhcpDiscover, sizeof (EFI_PXE_BASE_CODE_PACKET));\r | |
1648 | }\r | |
1649 | \r | |
1650 | if (NewDhcpAck != NULL) {\r | |
1651 | CopyMem (&Mode->DhcpAck, NewDhcpAck, sizeof (EFI_PXE_BASE_CODE_PACKET));\r | |
1652 | }\r | |
1653 | \r | |
1654 | if (NewProxyOffer != NULL) {\r | |
1655 | CopyMem (&Mode->ProxyOffer, NewProxyOffer, sizeof (EFI_PXE_BASE_CODE_PACKET));\r | |
1656 | }\r | |
1657 | \r | |
1658 | if (NewPxeDiscover != NULL) {\r | |
1659 | CopyMem (&Mode->PxeDiscover, NewPxeDiscover, sizeof (EFI_PXE_BASE_CODE_PACKET));\r | |
1660 | }\r | |
1661 | \r | |
1662 | if (NewPxeReply != NULL) {\r | |
1663 | CopyMem (&Mode->PxeReply, NewPxeReply, sizeof (EFI_PXE_BASE_CODE_PACKET));\r | |
1664 | }\r | |
1665 | \r | |
1666 | if (NewPxeBisReply != NULL) {\r | |
1667 | CopyMem (&Mode->PxeBisReply, NewPxeBisReply, sizeof (EFI_PXE_BASE_CODE_PACKET));\r | |
1668 | }\r | |
1669 | \r | |
1670 | return EFI_SUCCESS;\r | |
1671 | }\r | |
1672 | \r | |
1673 | EFI_PXE_BASE_CODE_PROTOCOL mPxeBcProtocolTemplate = {\r | |
1674 | EFI_PXE_BASE_CODE_PROTOCOL_REVISION,\r | |
1675 | EfiPxeBcStart,\r | |
1676 | EfiPxeBcStop,\r | |
1677 | EfiPxeBcDhcp,\r | |
1678 | EfiPxeBcDiscover,\r | |
1679 | EfiPxeBcMtftp,\r | |
1680 | EfiPxeBcUdpWrite,\r | |
1681 | EfiPxeBcUdpRead,\r | |
1682 | EfiPxeBcSetIpFilter,\r | |
1683 | EfiPxeBcArp,\r | |
1684 | EfiPxeBcSetParameters,\r | |
1685 | EfiPxeBcSetStationIP,\r | |
1686 | EfiPxeBcSetPackets,\r | |
1687 | NULL\r | |
1688 | };\r | |
1689 | \r | |
1690 | \r | |
1691 | /**\r | |
1692 | GC_NOTO: Add function description\r | |
1693 | \r | |
1694 | @param This GC_NOTO: add argument\r | |
1695 | description\r | |
1696 | @param Function GC_NOTO: add argument\r | |
1697 | description\r | |
1698 | @param Received GC_NOTO: add argument\r | |
1699 | description\r | |
1700 | @param PacketLength GC_NOTO: add argument\r | |
1701 | description\r | |
1702 | @param PacketPtr GC_NOTO: add argument\r | |
1703 | description\r | |
1704 | \r | |
1705 | @retval EFI_PXE_BASE_CODE_CALLBACK_STATUS_ABORT GC_NOTO: Add description for\r | |
1706 | return value\r | |
1707 | @retval EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE GC_NOTO: Add description for\r | |
1708 | return value\r | |
1709 | @retval EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE GC_NOTO: Add description for\r | |
1710 | return value\r | |
1711 | @retval EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE GC_NOTO: Add description for\r | |
1712 | return value\r | |
1713 | @retval EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE GC_NOTO: Add description for\r | |
1714 | return value\r | |
1715 | \r | |
1716 | **/\r | |
1717 | EFI_PXE_BASE_CODE_CALLBACK_STATUS\r | |
1718 | EFIAPI\r | |
1719 | EfiPxeLoadFileCallback (\r | |
1720 | IN EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL * This,\r | |
1721 | IN EFI_PXE_BASE_CODE_FUNCTION Function,\r | |
1722 | IN BOOLEAN Received,\r | |
1723 | IN UINT32 PacketLength,\r | |
1724 | IN EFI_PXE_BASE_CODE_PACKET * PacketPtr OPTIONAL\r | |
1725 | )\r | |
1726 | {\r | |
1727 | EFI_INPUT_KEY Key;\r | |
1728 | EFI_STATUS Status;\r | |
1729 | \r | |
1730 | //\r | |
1731 | // Catch Ctrl-C or ESC to abort.\r | |
1732 | //\r | |
1733 | Status = gST->ConIn->ReadKeyStroke (gST->ConIn, &Key);\r | |
1734 | \r | |
1735 | if (!EFI_ERROR (Status)) {\r | |
1736 | \r | |
1737 | if (Key.ScanCode == SCAN_ESC || Key.UnicodeChar == (0x1F & 'c')) {\r | |
1738 | \r | |
1739 | return EFI_PXE_BASE_CODE_CALLBACK_STATUS_ABORT;\r | |
1740 | }\r | |
1741 | }\r | |
1742 | //\r | |
1743 | // No print if receive packet\r | |
1744 | //\r | |
1745 | if (Received) {\r | |
1746 | return EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE;\r | |
1747 | }\r | |
1748 | //\r | |
1749 | // Print only for three functions\r | |
1750 | //\r | |
1751 | switch (Function) {\r | |
1752 | \r | |
1753 | case EFI_PXE_BASE_CODE_FUNCTION_MTFTP:\r | |
1754 | //\r | |
1755 | // Print only for open MTFTP packets, not every MTFTP packets\r | |
1756 | //\r | |
1757 | if (PacketLength != 0 && PacketPtr != NULL) {\r | |
1758 | if (PacketPtr->Raw[0x1C] != 0x00 || PacketPtr->Raw[0x1D] != 0x01) {\r | |
1759 | return EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE;\r | |
1760 | }\r | |
1761 | }\r | |
1762 | break;\r | |
1763 | \r | |
1764 | case EFI_PXE_BASE_CODE_FUNCTION_DHCP:\r | |
1765 | case EFI_PXE_BASE_CODE_FUNCTION_DISCOVER:\r | |
1766 | break;\r | |
1767 | \r | |
1768 | default:\r | |
1769 | return EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE;\r | |
1770 | }\r | |
1771 | \r | |
1772 | if (PacketLength != 0 && PacketPtr != NULL) {\r | |
1773 | //\r | |
1774 | // Print '.' when transmit a packet\r | |
1775 | //\r | |
1776 | AsciiPrint (".");\r | |
1777 | \r | |
1778 | }\r | |
1779 | \r | |
1780 | return EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE;\r | |
1781 | }\r | |
1782 | \r | |
1783 | EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL mPxeBcCallBackTemplate = {\r | |
1784 | EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL_REVISION,\r | |
1785 | EfiPxeLoadFileCallback\r | |
1786 | };\r | |
1787 | \r | |
1788 | \r | |
1789 | /**\r | |
1790 | GC_NOTO: Add function description\r | |
1791 | \r | |
1792 | @param Private GC_NOTO: add argument\r | |
1793 | description\r | |
1794 | @param BufferSize GC_NOTO: add argument\r | |
1795 | description\r | |
1796 | @param Buffer GC_NOTO: add argument\r | |
1797 | description\r | |
1798 | \r | |
1799 | @return GC_NOTO: add return values\r | |
1800 | \r | |
1801 | **/\r | |
1802 | EFI_STATUS\r | |
1803 | DiscoverBootFile (\r | |
1804 | IN PXEBC_PRIVATE_DATA *Private,\r | |
1805 | IN OUT UINT64 *BufferSize,\r | |
1806 | IN VOID *Buffer\r | |
1807 | )\r | |
1808 | {\r | |
1809 | EFI_PXE_BASE_CODE_PROTOCOL *PxeBc;\r | |
1810 | EFI_PXE_BASE_CODE_MODE *Mode;\r | |
1811 | EFI_STATUS Status;\r | |
1812 | UINT16 Type;\r | |
1813 | UINT16 Layer;\r | |
1814 | BOOLEAN UseBis;\r | |
1815 | UINTN BlockSize;\r | |
1816 | PXEBC_CACHED_DHCP4_PACKET *Packet;\r | |
1817 | UINT16 Value;\r | |
1818 | \r | |
1819 | PxeBc = &Private->PxeBc;\r | |
1820 | Mode = PxeBc->Mode;\r | |
1821 | Type = EFI_PXE_BASE_CODE_BOOT_TYPE_BOOTSTRAP;\r | |
1822 | Layer = EFI_PXE_BASE_CODE_BOOT_LAYER_INITIAL;\r | |
1823 | \r | |
1824 | //\r | |
1825 | // do DHCP.\r | |
1826 | //\r | |
1827 | Status = PxeBc->Dhcp (PxeBc, TRUE);\r | |
1828 | if (EFI_ERROR (Status)) {\r | |
1829 | return Status;\r | |
1830 | }\r | |
1831 | \r | |
1832 | //\r | |
1833 | // Select a boot server\r | |
1834 | //\r | |
1835 | Status = PxeBcSelectBootPrompt (Private);\r | |
1836 | \r | |
1837 | if (Status == EFI_SUCCESS) {\r | |
1838 | Status = PxeBcSelectBootMenu (Private, &Type, TRUE);\r | |
1839 | } else if (Status == EFI_TIMEOUT) {\r | |
1840 | Status = PxeBcSelectBootMenu (Private, &Type, FALSE);\r | |
1841 | }\r | |
1842 | \r | |
1843 | if (!EFI_ERROR (Status)) {\r | |
1844 | \r | |
1845 | if (Type == EFI_PXE_BASE_CODE_BOOT_TYPE_BOOTSTRAP) {\r | |
1846 | //\r | |
1847 | // Local boot(PXE bootstrap server) need abort\r | |
1848 | //\r | |
1849 | return EFI_ABORTED;\r | |
1850 | }\r | |
1851 | \r | |
1852 | UseBis = (BOOLEAN) (Mode->BisSupported && Mode->BisDetected);\r | |
1853 | Status = PxeBc->Discover (PxeBc, Type, &Layer, UseBis, NULL);\r | |
1854 | if (EFI_ERROR (Status)) {\r | |
1855 | return Status;\r | |
1856 | }\r | |
1857 | }\r | |
1858 | \r | |
1859 | *BufferSize = 0;\r | |
1860 | BlockSize = 0x8000;\r | |
1861 | \r | |
1862 | //\r | |
1863 | // Get bootfile name and (m)tftp server ip addresss\r | |
1864 | //\r | |
1865 | if (Mode->PxeReplyReceived) {\r | |
1866 | Packet = &Private->PxeReply;\r | |
1867 | } else if (Mode->ProxyOfferReceived) {\r | |
1868 | Packet = &Private->ProxyOffer;\r | |
1869 | } else {\r | |
1870 | Packet = &Private->Dhcp4Ack;\r | |
1871 | }\r | |
1872 | \r | |
1873 | CopyMem (&Private->ServerIp, &Packet->Packet.Offer.Dhcp4.Header.ServerAddr, sizeof (EFI_IPv4_ADDRESS));\r | |
1874 | if (Private->ServerIp.Addr[0] == 0) {\r | |
1875 | //\r | |
1876 | // next server ip address is zero, use option 54 instead\r | |
1877 | //\r | |
1878 | CopyMem (\r | |
1879 | &Private->ServerIp,\r | |
1880 | Packet->Dhcp4Option[PXEBC_DHCP4_TAG_INDEX_SERVER_ID]->Data,\r | |
1881 | sizeof (EFI_IPv4_ADDRESS)\r | |
1882 | );\r | |
1883 | }\r | |
1884 | \r | |
1885 | ASSERT (Packet->Dhcp4Option[PXEBC_DHCP4_TAG_INDEX_BOOTFILE] != NULL);\r | |
1886 | \r | |
1887 | //\r | |
1888 | // bootlfile name\r | |
1889 | //\r | |
1890 | Private->BootFileName = (CHAR8 *) (Packet->Dhcp4Option[PXEBC_DHCP4_TAG_INDEX_BOOTFILE]->Data);\r | |
1891 | \r | |
1892 | if (Packet->Dhcp4Option[PXEBC_DHCP4_TAG_INDEX_BOOTFILE_LEN] != NULL) {\r | |
1893 | //\r | |
1894 | // Already have the bootfile length option, compute the file size\r | |
1895 | //\r | |
1896 | CopyMem (&Value, Packet->Dhcp4Option[PXEBC_DHCP4_TAG_INDEX_BOOTFILE_LEN]->Data, sizeof (Value));\r | |
1897 | Value = NTOHS (Value);\r | |
1898 | *BufferSize = 512 * Value;\r | |
1899 | Status = EFI_BUFFER_TOO_SMALL;\r | |
1900 | } else {\r | |
1901 | //\r | |
1902 | // Get the bootfile size from tftp\r | |
1903 | //\r | |
1904 | Status = PxeBc->Mtftp (\r | |
1905 | PxeBc,\r | |
1906 | EFI_PXE_BASE_CODE_TFTP_GET_FILE_SIZE,\r | |
1907 | Buffer,\r | |
1908 | FALSE,\r | |
1909 | BufferSize,\r | |
1910 | &BlockSize,\r | |
1911 | &Private->ServerIp,\r | |
1912 | (UINT8 *) Private->BootFileName,\r | |
1913 | NULL,\r | |
1914 | FALSE\r | |
1915 | );\r | |
1916 | }\r | |
1917 | \r | |
1918 | Private->FileSize = (UINTN) *BufferSize;\r | |
1919 | \r | |
1920 | return Status;\r | |
1921 | }\r | |
1922 | \r | |
1923 | \r | |
1924 | /**\r | |
1925 | GC_NOTO: Add function description\r | |
1926 | \r | |
1927 | @param This GC_NOTO: add argument\r | |
1928 | description\r | |
1929 | @param FilePath GC_NOTO: add argument\r | |
1930 | description\r | |
1931 | @param BootPolicy GC_NOTO: add argument\r | |
1932 | description\r | |
1933 | @param BufferSize GC_NOTO: add argument\r | |
1934 | description\r | |
1935 | @param Buffer GC_NOTO: add argument\r | |
1936 | description\r | |
1937 | \r | |
1938 | @retval EFI_INVALID_PARAMETER GC_NOTO: Add description for\r | |
1939 | return value\r | |
1940 | @retval EFI_UNSUPPORTED GC_NOTO: Add description for\r | |
1941 | return value\r | |
1942 | \r | |
1943 | **/\r | |
1944 | EFI_STATUS\r | |
1945 | EFIAPI\r | |
1946 | EfiPxeLoadFile (\r | |
1947 | IN EFI_LOAD_FILE_PROTOCOL * This,\r | |
1948 | IN EFI_DEVICE_PATH_PROTOCOL * FilePath,\r | |
1949 | IN BOOLEAN BootPolicy,\r | |
1950 | IN OUT UINTN *BufferSize,\r | |
1951 | IN VOID *Buffer OPTIONAL\r | |
1952 | )\r | |
1953 | {\r | |
1954 | PXEBC_PRIVATE_DATA *Private;\r | |
1955 | EFI_PXE_BASE_CODE_PROTOCOL *PxeBc;\r | |
1956 | BOOLEAN NewMakeCallback;\r | |
1957 | UINTN BlockSize;\r | |
1958 | EFI_STATUS Status;\r | |
1959 | UINT64 TmpBufSize;\r | |
1960 | \r | |
1961 | Private = PXEBC_PRIVATE_DATA_FROM_LOADFILE (This);\r | |
1962 | PxeBc = &Private->PxeBc;\r | |
1963 | NewMakeCallback = FALSE;\r | |
1964 | BlockSize = 0x8000;\r | |
1965 | Status = EFI_DEVICE_ERROR;\r | |
1966 | \r | |
1967 | if (This == NULL || BufferSize == NULL) {\r | |
1968 | \r | |
1969 | return EFI_INVALID_PARAMETER;\r | |
1970 | }\r | |
1971 | \r | |
1972 | //\r | |
1973 | // Only support BootPolicy\r | |
1974 | //\r | |
1975 | if (!BootPolicy) {\r | |
1976 | return EFI_UNSUPPORTED;\r | |
1977 | }\r | |
1978 | \r | |
1979 | Status = PxeBc->Start (PxeBc, FALSE);\r | |
1980 | if (EFI_ERROR (Status) && (Status != EFI_ALREADY_STARTED)) {\r | |
1981 | return Status;\r | |
1982 | }\r | |
1983 | \r | |
1984 | Status = gBS->HandleProtocol (\r | |
1985 | Private->Controller,\r | |
1986 | &gEfiPxeBaseCodeCallbackProtocolGuid,\r | |
1987 | (VOID **) &Private->PxeBcCallback\r | |
1988 | );\r | |
1989 | if (Status == EFI_UNSUPPORTED) {\r | |
1990 | \r | |
1991 | CopyMem (&Private->LoadFileCallback, &mPxeBcCallBackTemplate, sizeof (Private->LoadFileCallback));\r | |
1992 | \r | |
1993 | Status = gBS->InstallProtocolInterface (\r | |
1994 | &Private->Controller,\r | |
1995 | &gEfiPxeBaseCodeCallbackProtocolGuid,\r | |
1996 | EFI_NATIVE_INTERFACE,\r | |
1997 | &Private->LoadFileCallback\r | |
1998 | );\r | |
1999 | \r | |
2000 | NewMakeCallback = (BOOLEAN) (Status == EFI_SUCCESS);\r | |
2001 | \r | |
2002 | Status = PxeBc->SetParameters (PxeBc, NULL, NULL, NULL, NULL, &NewMakeCallback);\r | |
2003 | if (EFI_ERROR (Status)) {\r | |
2004 | PxeBc->Stop (PxeBc);\r | |
2005 | return Status;\r | |
2006 | }\r | |
2007 | }\r | |
2008 | \r | |
2009 | if (Private->FileSize == 0) {\r | |
2010 | TmpBufSize = 0;\r | |
2011 | Status = DiscoverBootFile (Private, &TmpBufSize, Buffer);\r | |
2012 | \r | |
2013 | if (sizeof (UINTN) < sizeof (UINT64) && (TmpBufSize > 0xFFFFFFFF)) {\r | |
2014 | Status = EFI_DEVICE_ERROR;\r | |
2015 | } else {\r | |
2016 | *BufferSize = (UINTN) TmpBufSize;\r | |
2017 | }\r | |
2018 | } else if (Buffer == NULL) {\r | |
2019 | *BufferSize = Private->FileSize;\r | |
2020 | Status = EFI_BUFFER_TOO_SMALL;\r | |
2021 | } else {\r | |
2022 | //\r | |
2023 | // Download the file.\r | |
2024 | //\r | |
2025 | TmpBufSize = (UINT64) (*BufferSize);\r | |
2026 | Status = PxeBc->Mtftp (\r | |
2027 | PxeBc,\r | |
2028 | EFI_PXE_BASE_CODE_TFTP_READ_FILE,\r | |
2029 | Buffer,\r | |
2030 | FALSE,\r | |
2031 | &TmpBufSize,\r | |
2032 | &BlockSize,\r | |
2033 | &Private->ServerIp,\r | |
2034 | (UINT8 *) Private->BootFileName,\r | |
2035 | NULL,\r | |
2036 | FALSE\r | |
2037 | );\r | |
2038 | }\r | |
2039 | //\r | |
2040 | // If we added a callback protocol, now is the time to remove it.\r | |
2041 | //\r | |
2042 | if (NewMakeCallback) {\r | |
2043 | \r | |
2044 | NewMakeCallback = FALSE;\r | |
2045 | \r | |
2046 | PxeBc->SetParameters (PxeBc, NULL, NULL, NULL, NULL, &NewMakeCallback);\r | |
2047 | \r | |
2048 | gBS->UninstallProtocolInterface (\r | |
2049 | Private->Controller,\r | |
2050 | &gEfiPxeBaseCodeCallbackProtocolGuid,\r | |
2051 | &Private->LoadFileCallback\r | |
2052 | );\r | |
2053 | }\r | |
2054 | //\r | |
2055 | // Check download status\r | |
2056 | //\r | |
2057 | switch (Status) {\r | |
2058 | \r | |
2059 | case EFI_SUCCESS:\r | |
2060 | break;\r | |
2061 | \r | |
2062 | case EFI_BUFFER_TOO_SMALL:\r | |
2063 | if (Buffer != NULL) {\r | |
2064 | AsciiPrint ("PXE-E05: Download buffer is smaller than requested file.\n");\r | |
2065 | } else {\r | |
2066 | return Status;\r | |
2067 | }\r | |
2068 | break;\r | |
2069 | \r | |
2070 | case EFI_DEVICE_ERROR:\r | |
2071 | AsciiPrint ("PXE-E07: Network device error.\n");\r | |
2072 | break;\r | |
2073 | \r | |
2074 | case EFI_OUT_OF_RESOURCES:\r | |
2075 | AsciiPrint ("PXE-E09: Could not allocate I/O buffers.\n");\r | |
2076 | break;\r | |
2077 | \r | |
2078 | case EFI_NO_MEDIA:\r | |
2079 | AsciiPrint ("PXE-E12: Could not detect network connection.\n");\r | |
2080 | break;\r | |
2081 | \r | |
2082 | case EFI_NO_RESPONSE:\r | |
2083 | AsciiPrint ("PXE-E16: No offer received.\n");\r | |
2084 | break;\r | |
2085 | \r | |
2086 | case EFI_TIMEOUT:\r | |
2087 | AsciiPrint ("PXE-E18: Server response timeout.\n");\r | |
2088 | break;\r | |
2089 | \r | |
2090 | case EFI_ABORTED:\r | |
2091 | AsciiPrint ("PXE-E21: Remote boot cancelled.\n");\r | |
2092 | break;\r | |
2093 | \r | |
2094 | case EFI_ICMP_ERROR:\r | |
2095 | AsciiPrint ("PXE-E22: Client received ICMP error from server.\n");\r | |
2096 | break;\r | |
2097 | \r | |
2098 | case EFI_TFTP_ERROR:\r | |
2099 | AsciiPrint ("PXE-E23: Client received TFTP error from server.\n");\r | |
2100 | break;\r | |
2101 | \r | |
2102 | default:\r | |
2103 | AsciiPrint ("PXE-E99: Unexpected network error.\n");\r | |
2104 | break;\r | |
2105 | }\r | |
2106 | \r | |
2107 | PxeBc->Stop (PxeBc);\r | |
2108 | \r | |
2109 | return Status;\r | |
2110 | }\r | |
2111 | \r | |
2112 | EFI_LOAD_FILE_PROTOCOL mLoadFileProtocolTemplate = { EfiPxeLoadFile };\r | |
2113 | \r |