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593a8308 | 1 | /** @file\r |
2 | \r | |
3 | Copyright (c) 2006 - 2007, 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 | SnpNt32.c\r | |
15 | \r | |
16 | Abstract:\r | |
17 | \r | |
18 | -**/\r | |
19 | \r | |
20 | #include "SnpNt32.h"\r | |
21 | \r | |
22 | EFI_DRIVER_BINDING_PROTOCOL gSnpNt32DriverBinding = {\r | |
23 | SnpNt32DriverBindingSupported,\r | |
24 | SnpNt32DriverBindingStart,\r | |
25 | SnpNt32DriverBindingStop,\r | |
26 | 0xa,\r | |
27 | NULL,\r | |
28 | NULL\r | |
29 | };\r | |
30 | \r | |
31 | SNPNT32_GLOBAL_DATA gSnpNt32GlobalData = {\r | |
32 | SNP_NT32_DRIVER_SIGNATURE, // Signature\r | |
33 | {\r | |
34 | NULL,\r | |
35 | NULL\r | |
36 | }, // InstanceList\r | |
37 | NULL, // WinNtThunk\r | |
38 | NULL, // NetworkLibraryHandle\r | |
39 | {\r | |
40 | 0\r | |
41 | }, // NtNetUtilityTable\r | |
42 | {\r | |
43 | 0,\r | |
44 | 0,\r | |
45 | 0\r | |
46 | }, // Lock\r | |
47 | //\r | |
48 | // Private functions\r | |
49 | //\r | |
50 | SnpNt32InitializeGlobalData, // InitializeGlobalData\r | |
51 | SnpNt32InitializeInstanceData, // InitializeInstanceData\r | |
52 | SnpNt32CloseInstance // CloseInstance\r | |
53 | };\r | |
54 | \r | |
55 | \r | |
56 | /**\r | |
57 | Test to see if this driver supports ControllerHandle.\r | |
58 | \r | |
59 | @param This Protocol instance pointer.\r | |
60 | @param ControllerHandle Handle of device to test.\r | |
61 | @param RemainingDevicePath Optional parameter use to pick a specific child\r | |
62 | device to start.\r | |
63 | \r | |
64 | @retval EFI_SUCCES This driver supports this device.\r | |
65 | @retval other This driver does not support this device.\r | |
66 | \r | |
67 | **/\r | |
68 | EFI_STATUS\r | |
69 | EFIAPI\r | |
70 | SnpNt32DriverBindingSupported (\r | |
71 | IN EFI_DRIVER_BINDING_PROTOCOL * This,\r | |
72 | IN EFI_HANDLE ControllerHandle,\r | |
73 | IN EFI_DEVICE_PATH_PROTOCOL * RemainingDevicePath OPTIONAL\r | |
74 | )\r | |
75 | {\r | |
76 | \r | |
77 | SNPNT32_GLOBAL_DATA *GlobalData;\r | |
e90e8777 | 78 | LIST_ENTRY *Entry;\r |
593a8308 | 79 | SNPNT32_INSTANCE_DATA *Instance;\r |
80 | \r | |
81 | GlobalData = &gSnpNt32GlobalData;\r | |
82 | \r | |
83 | NET_LIST_FOR_EACH (Entry, &GlobalData->InstanceList) {\r | |
84 | \r | |
85 | Instance = NET_LIST_USER_STRUCT_S (Entry, SNPNT32_INSTANCE_DATA, Entry, SNP_NT32_INSTANCE_SIGNATURE);\r | |
86 | \r | |
87 | if (Instance->DeviceHandle == ControllerHandle) {\r | |
88 | return EFI_SUCCESS;\r | |
89 | }\r | |
90 | \r | |
91 | }\r | |
92 | \r | |
93 | return EFI_UNSUPPORTED;\r | |
94 | }\r | |
95 | \r | |
96 | \r | |
97 | /**\r | |
98 | Start this driver on ControllerHandle.\r | |
99 | \r | |
100 | @param This Protocol instance pointer.\r | |
101 | @param ControllerHandle Handle of device to bind driver to.\r | |
102 | @param RemainingDevicePath Optional parameter use to pick a specific child\r | |
103 | device to start.\r | |
104 | \r | |
105 | @retval EFI_SUCCES This driver is added to ControllerHandle.\r | |
106 | \r | |
107 | **/\r | |
108 | EFI_STATUS\r | |
109 | EFIAPI\r | |
110 | SnpNt32DriverBindingStart (\r | |
111 | IN EFI_DRIVER_BINDING_PROTOCOL * This,\r | |
112 | IN EFI_HANDLE ControllerHandle,\r | |
113 | IN EFI_DEVICE_PATH_PROTOCOL * RemainingDevicePath OPTIONAL\r | |
114 | )\r | |
115 | {\r | |
116 | return EFI_SUCCESS;\r | |
117 | }\r | |
118 | \r | |
119 | \r | |
120 | /**\r | |
121 | Stop this driver on ControllerHandle.\r | |
122 | \r | |
123 | @param This Protocol instance pointer.\r | |
124 | @param ControllerHandle Handle of device to stop driver on.\r | |
125 | @param NumberOfChildren Number of Handles in ChildHandleBuffer. If number\r | |
126 | of children is zero stop the entire bus driver.\r | |
127 | @param ChildHandleBuffer List of Child Handles to Stop.\r | |
128 | \r | |
129 | @retval EFI_SUCCES This driver is removed ControllerHandle.\r | |
130 | \r | |
131 | **/\r | |
132 | EFI_STATUS\r | |
133 | EFIAPI\r | |
134 | SnpNt32DriverBindingStop (\r | |
135 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
136 | IN EFI_HANDLE ControllerHandle,\r | |
137 | IN UINTN NumberOfChildren,\r | |
138 | IN EFI_HANDLE *ChildHandleBuffer\r | |
139 | )\r | |
140 | {\r | |
141 | \r | |
142 | return EFI_SUCCESS;\r | |
143 | }\r | |
144 | \r | |
145 | \r | |
146 | /**\r | |
147 | Start the SnpNt32 interface.\r | |
148 | \r | |
149 | @param This Context pointer.\r | |
150 | \r | |
151 | @retval EFI_SUCCESS The interface is started.\r | |
152 | \r | |
153 | **/\r | |
154 | EFI_STATUS\r | |
155 | SnpNt32Start (\r | |
156 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This\r | |
157 | )\r | |
158 | {\r | |
159 | return EFI_SUCCESS;\r | |
160 | }\r | |
161 | \r | |
162 | \r | |
163 | /**\r | |
164 | Stop the SnpNt32 interface.\r | |
165 | \r | |
166 | @param This Context pointer.\r | |
167 | \r | |
168 | @retval EFI_SUCCESS The interface is stopped.\r | |
169 | \r | |
170 | **/\r | |
171 | EFI_STATUS\r | |
172 | SnpNt32Stop (\r | |
173 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This\r | |
174 | )\r | |
175 | {\r | |
176 | return EFI_SUCCESS;\r | |
177 | }\r | |
178 | \r | |
179 | \r | |
180 | /**\r | |
181 | Initialize the SnpNt32 interface.\r | |
182 | \r | |
183 | @param This Context pointer.\r | |
184 | @param ExtraRxBufferSize Number of extra receive buffer.\r | |
185 | @param ExtraTxBufferSize Number of extra transmit buffer.\r | |
186 | \r | |
187 | @retval EFI_SUCCESS The interface is initialized.\r | |
188 | \r | |
189 | **/\r | |
190 | EFI_STATUS\r | |
191 | SnpNt32Initialize (\r | |
192 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This,\r | |
193 | IN UINTN ExtraRxBufferSize OPTIONAL,\r | |
194 | IN UINTN ExtraTxBufferSize OPTIONAL\r | |
195 | )\r | |
196 | {\r | |
197 | return EFI_SUCCESS;\r | |
198 | }\r | |
199 | \r | |
200 | \r | |
201 | /**\r | |
202 | Reset the snpnt32 interface.\r | |
203 | \r | |
204 | @param This Context pointer.\r | |
205 | @param ExtendedVerification Not implemented.\r | |
206 | \r | |
207 | @retval EFI_SUCCESS The interface is reseted.\r | |
208 | \r | |
209 | **/\r | |
210 | EFI_STATUS\r | |
211 | SnpNt32Reset (\r | |
212 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This,\r | |
213 | IN BOOLEAN ExtendedVerification\r | |
214 | )\r | |
215 | {\r | |
216 | return EFI_SUCCESS;\r | |
217 | }\r | |
218 | \r | |
219 | \r | |
220 | /**\r | |
221 | Shut down the snpnt32 interface.\r | |
222 | \r | |
223 | @param This Context pointer.\r | |
224 | \r | |
225 | @retval EFI_SUCCESS The interface is shut down.\r | |
226 | \r | |
227 | **/\r | |
228 | EFI_STATUS\r | |
229 | SnpNt32Shutdown (\r | |
230 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This\r | |
231 | )\r | |
232 | {\r | |
233 | return EFI_SUCCESS;\r | |
234 | }\r | |
235 | \r | |
236 | \r | |
237 | /**\r | |
238 | Change the interface's receive filter setting.\r | |
239 | \r | |
240 | @param This Context pointer.\r | |
241 | @param EnableBits The receive filters to enable.\r | |
242 | @param DisableBits The receive filters to disable\r | |
243 | @param ResetMcastFilter Reset the multicast filters or not.\r | |
244 | @param McastFilterCount The count of multicast filter to set.\r | |
245 | @param McastFilter Pointer to the arrya of multicast addresses to set.\r | |
246 | \r | |
247 | @retval EFI_SUCCESS The receive filter is updated.\r | |
248 | @retval EFI_ACCESS_DENIED The snpnt32 lock is already owned by another\r | |
249 | routine.\r | |
250 | @retval EFI_DEVICE_ERROR Failed to update the receive filter.\r | |
251 | \r | |
252 | **/\r | |
253 | EFI_STATUS\r | |
254 | SnpNt32ReceiveFilters (\r | |
255 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This,\r | |
256 | IN UINT32 EnableBits,\r | |
257 | IN UINT32 DisableBits,\r | |
258 | IN BOOLEAN ResetMcastFilter,\r | |
259 | IN UINTN McastFilterCount OPTIONAL,\r | |
260 | IN EFI_MAC_ADDRESS *McastFilter OPTIONAL\r | |
261 | )\r | |
262 | {\r | |
263 | SNPNT32_INSTANCE_DATA *Instance;\r | |
264 | SNPNT32_GLOBAL_DATA *GlobalData;\r | |
265 | INT32 ReturnValue;\r | |
266 | \r | |
267 | Instance = SNP_NT32_INSTANCE_DATA_FROM_SNP_THIS (This);\r | |
268 | \r | |
269 | GlobalData = Instance->GlobalData;\r | |
270 | \r | |
e90e8777 | 271 | if (EFI_ERROR (EfiAcquireLockOrFail (&GlobalData->Lock))) {\r |
593a8308 | 272 | return EFI_ACCESS_DENIED;\r |
273 | }\r | |
274 | \r | |
275 | ReturnValue = GlobalData->NtNetUtilityTable.SetReceiveFilter (\r | |
276 | Instance->InterfaceInfo.InterfaceIndex,\r | |
277 | EnableBits,\r | |
278 | McastFilterCount,\r | |
279 | McastFilter\r | |
280 | );\r | |
281 | \r | |
e90e8777 | 282 | EfiReleaseLock (&GlobalData->Lock);\r |
593a8308 | 283 | \r |
284 | if (ReturnValue <= 0) {\r | |
285 | return EFI_DEVICE_ERROR;\r | |
286 | }\r | |
287 | \r | |
288 | return EFI_SUCCESS;\r | |
289 | }\r | |
290 | \r | |
291 | \r | |
292 | /**\r | |
293 | Change or reset the mac address of the interface.\r | |
294 | \r | |
295 | @param This Context pointer.\r | |
296 | @param reset Reset the mac address to the original one or not.\r | |
297 | @param NewMacAddr Pointer to the new mac address to set.\r | |
298 | \r | |
299 | @retval EFI_UNSUPPORTED Not supported yet.\r | |
300 | \r | |
301 | **/\r | |
302 | EFI_STATUS\r | |
303 | SnpNt32StationAddress (\r | |
304 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This,\r | |
305 | IN BOOLEAN Reset,\r | |
306 | IN EFI_MAC_ADDRESS *NewMacAddr OPTIONAL\r | |
307 | )\r | |
308 | {\r | |
309 | return EFI_UNSUPPORTED;\r | |
310 | }\r | |
311 | \r | |
312 | \r | |
313 | /**\r | |
314 | Get or reset the statistics data.\r | |
315 | \r | |
316 | @param This Context pointer.\r | |
317 | @param Reset Reset the statistics or not.\r | |
318 | @param StatisticsSize The size of the buffer used to receive the\r | |
319 | statistics data.\r | |
320 | @param StatisticsTable Pointer to the table used to receive the statistics\r | |
321 | data.\r | |
322 | \r | |
323 | @retval EFI_UNSUPPORTED Not supported yet.\r | |
324 | \r | |
325 | **/\r | |
326 | EFI_STATUS\r | |
327 | SnpNt32Statistics (\r | |
328 | IN EFI_SIMPLE_NETWORK_PROTOCOL * This,\r | |
329 | IN BOOLEAN Reset,\r | |
330 | IN OUT UINTN *StatisticsSize OPTIONAL,\r | |
331 | IN OUT EFI_NETWORK_STATISTICS *StatisticsTable OPTIONAL\r | |
332 | )\r | |
333 | {\r | |
334 | return EFI_UNSUPPORTED;\r | |
335 | }\r | |
336 | \r | |
337 | \r | |
338 | /**\r | |
339 | Convert a multicast ip address to the multicast mac address.\r | |
340 | \r | |
341 | @param This Context pointer.\r | |
342 | @param Ipv6 The Ip is an Ipv6 address or not.\r | |
343 | @param Ip Pointer to the Ip address to convert.\r | |
344 | @param Mac Pointer to the buffer used to hold the converted\r | |
345 | mac address.\r | |
346 | \r | |
347 | @retval EFI_UNSUPPORTED Not supported yet.\r | |
348 | \r | |
349 | **/\r | |
350 | EFI_STATUS\r | |
351 | SnpNt32McastIptoMac (\r | |
352 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This,\r | |
353 | IN BOOLEAN Ipv6,\r | |
354 | IN EFI_IP_ADDRESS *Ip,\r | |
355 | OUT EFI_MAC_ADDRESS *Mac\r | |
356 | )\r | |
357 | {\r | |
358 | return EFI_UNSUPPORTED;\r | |
359 | }\r | |
360 | \r | |
361 | \r | |
362 | /**\r | |
363 | Read or write the nv data.\r | |
364 | \r | |
365 | @param This Context pinter.\r | |
366 | @param ReadOrWrite Read or write the nv data.\r | |
367 | @param Offset The offset to the start of the nv data.\r | |
368 | @param BufferSize Size of the buffer.\r | |
369 | @param Buffer Pointer to the buffer containing the data to write\r | |
370 | or used to receive the data read.\r | |
371 | \r | |
372 | @retval EFI_UNSUPPORTED Not supported yet.\r | |
373 | \r | |
374 | **/\r | |
375 | EFI_STATUS\r | |
376 | SnpNt32Nvdata (\r | |
377 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This,\r | |
378 | IN BOOLEAN ReadOrWrite,\r | |
379 | IN UINTN Offset,\r | |
380 | IN UINTN BufferSize,\r | |
381 | IN OUT VOID *Buffer\r | |
382 | )\r | |
383 | {\r | |
384 | return EFI_UNSUPPORTED;\r | |
385 | }\r | |
386 | \r | |
387 | \r | |
388 | /**\r | |
389 | Get the status information of the interface.\r | |
390 | \r | |
391 | @param This Context pointer.\r | |
392 | @param InterruptStatus The storage to hold the interrupt status.\r | |
393 | @param TxBuffer Pointer to get the list of pointers of previously\r | |
394 | transmitted buffers whose transmission was\r | |
395 | completed asynchrnously.\r | |
396 | \r | |
397 | @retval EFI_SUCCESS The status is got.\r | |
398 | \r | |
399 | **/\r | |
400 | EFI_STATUS\r | |
401 | SnpNt32GetStatus (\r | |
402 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This,\r | |
403 | OUT UINT32 *InterruptStatus,\r | |
404 | OUT VOID **TxBuffer\r | |
405 | )\r | |
406 | {\r | |
407 | \r | |
408 | if (TxBuffer != NULL) {\r | |
409 | *((UINT8 **) TxBuffer) = (UINT8 *) 1;\r | |
410 | }\r | |
411 | \r | |
412 | if (InterruptStatus != NULL) {\r | |
413 | *InterruptStatus = EFI_SIMPLE_NETWORK_TRANSMIT_INTERRUPT;\r | |
414 | }\r | |
415 | \r | |
416 | return EFI_SUCCESS;\r | |
417 | }\r | |
418 | \r | |
419 | \r | |
420 | /**\r | |
421 | Transmit a packet.\r | |
422 | \r | |
423 | @param This Context pointer.\r | |
424 | @param HeaderSize The media header size contained in the packet\r | |
425 | buffer.\r | |
426 | @param BufferSize The size of the packet buffer.\r | |
427 | @param Buffer Pointer to the buffer containing the packet data.\r | |
428 | @param SrcAddr If non null, points to the source address of this\r | |
429 | packet.\r | |
430 | @param DestAddr If non null, points to the destination address of\r | |
431 | this packet.\r | |
432 | @param Protocol The protocol type of this packet.\r | |
433 | \r | |
434 | @retval EFI_SUCCESS The packet is transmitted or put into the transmit\r | |
435 | queue.\r | |
436 | @retval other Some error occurs.\r | |
437 | \r | |
438 | **/\r | |
439 | EFI_STATUS\r | |
440 | SnpNt32Transmit (\r | |
441 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This,\r | |
442 | IN UINTN HeaderSize,\r | |
443 | IN UINTN BufferSize,\r | |
444 | IN VOID *Buffer,\r | |
445 | IN EFI_MAC_ADDRESS *SrcAddr OPTIONAL,\r | |
446 | IN EFI_MAC_ADDRESS *DestAddr OPTIONAL,\r | |
447 | IN UINT16 *Protocol OPTIONAL\r | |
448 | )\r | |
449 | {\r | |
450 | SNPNT32_INSTANCE_DATA *Instance;\r | |
451 | SNPNT32_GLOBAL_DATA *GlobalData;\r | |
452 | INT32 ReturnValue;\r | |
453 | \r | |
454 | Instance = SNP_NT32_INSTANCE_DATA_FROM_SNP_THIS (This);\r | |
455 | \r | |
456 | GlobalData = Instance->GlobalData;\r | |
457 | \r | |
458 | if ((HeaderSize != 0) && (SrcAddr == NULL)) {\r | |
459 | SrcAddr = &Instance->Mode.CurrentAddress;\r | |
460 | }\r | |
461 | \r | |
e90e8777 | 462 | if (EFI_ERROR (EfiAcquireLockOrFail (&GlobalData->Lock))) {\r |
593a8308 | 463 | return EFI_ACCESS_DENIED;\r |
464 | }\r | |
465 | \r | |
466 | ReturnValue = GlobalData->NtNetUtilityTable.Transmit (\r | |
467 | Instance->InterfaceInfo.InterfaceIndex,\r | |
468 | HeaderSize,\r | |
469 | BufferSize,\r | |
470 | Buffer,\r | |
471 | SrcAddr,\r | |
472 | DestAddr,\r | |
473 | Protocol\r | |
474 | );\r | |
475 | \r | |
e90e8777 | 476 | EfiReleaseLock (&GlobalData->Lock);\r |
593a8308 | 477 | \r |
478 | if (ReturnValue < 0) {\r | |
479 | return EFI_DEVICE_ERROR;\r | |
480 | }\r | |
481 | \r | |
482 | return EFI_SUCCESS;\r | |
483 | }\r | |
484 | \r | |
485 | \r | |
486 | /**\r | |
487 | Receive network data.\r | |
488 | \r | |
489 | @param This Context pointer.\r | |
490 | @param HeaderSize Optional parameter and is a pointer to the header\r | |
491 | portion of the data received.\r | |
492 | @param BuffSize Pointer to the length of the Buffer on entry and\r | |
493 | contains the length of the received data on return\r | |
494 | @param Buffer Pointer to the memory for the received data\r | |
495 | @param SourceAddr Optional parameter, is a pointer to contain the\r | |
496 | source ethernet address on return\r | |
497 | @param DestinationAddr Optional parameter, is a pointer to contain the\r | |
498 | destination ethernet address on return.\r | |
499 | @param Protocol Optional parameter, is a pointer to contain the\r | |
500 | Protocol type from the ethernet header on return.\r | |
501 | \r | |
502 | @retval EFI_SUCCESS A packet is received and put into the buffer.\r | |
503 | @retval EFI_BUFFER_TOO_SMALL The provided buffer is too small to receive the\r | |
504 | packet.\r | |
505 | @retval EFI_NOT_READY There is no packet received.\r | |
506 | \r | |
507 | **/\r | |
508 | EFI_STATUS\r | |
509 | SnpNt32Receive (\r | |
510 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This,\r | |
511 | OUT UINTN *HeaderSize,\r | |
512 | IN OUT UINTN *BuffSize,\r | |
513 | OUT VOID *Buffer,\r | |
514 | OUT EFI_MAC_ADDRESS *SourceAddr,\r | |
515 | OUT EFI_MAC_ADDRESS *DestinationAddr,\r | |
516 | OUT UINT16 *Protocol\r | |
517 | )\r | |
518 | {\r | |
519 | SNPNT32_INSTANCE_DATA *Instance;\r | |
520 | SNPNT32_GLOBAL_DATA *GlobalData;\r | |
521 | INT32 ReturnValue;\r | |
522 | \r | |
523 | Instance = SNP_NT32_INSTANCE_DATA_FROM_SNP_THIS (This);\r | |
524 | \r | |
525 | GlobalData = Instance->GlobalData;\r | |
526 | \r | |
527 | ASSERT (GlobalData->NtNetUtilityTable.Receive != NULL);\r | |
528 | \r | |
e90e8777 | 529 | if (EFI_ERROR (EfiAcquireLockOrFail (&GlobalData->Lock))) {\r |
593a8308 | 530 | return EFI_ACCESS_DENIED;\r |
531 | }\r | |
532 | \r | |
533 | ReturnValue = GlobalData->NtNetUtilityTable.Receive (\r | |
534 | Instance->InterfaceInfo.InterfaceIndex,\r | |
535 | BuffSize,\r | |
536 | Buffer\r | |
537 | );\r | |
538 | \r | |
e90e8777 | 539 | EfiReleaseLock (&GlobalData->Lock);\r |
593a8308 | 540 | \r |
541 | if (ReturnValue < 0) {\r | |
542 | if (ReturnValue == -100) {\r | |
543 | return EFI_BUFFER_TOO_SMALL;\r | |
544 | }\r | |
545 | \r | |
546 | return EFI_DEVICE_ERROR;\r | |
547 | } else if (ReturnValue == 0) {\r | |
548 | return EFI_NOT_READY;\r | |
549 | }\r | |
550 | \r | |
551 | if (HeaderSize != NULL) {\r | |
552 | *HeaderSize = 14;\r | |
553 | }\r | |
554 | \r | |
555 | if (SourceAddr != NULL) {\r | |
e90e8777 | 556 | ZeroMem (SourceAddr, sizeof (EFI_MAC_ADDRESS));\r |
557 | CopyMem (SourceAddr, ((UINT8 *) Buffer) + 6, 6);\r | |
593a8308 | 558 | }\r |
559 | \r | |
560 | if (DestinationAddr != NULL) {\r | |
e90e8777 | 561 | ZeroMem (DestinationAddr, sizeof (EFI_MAC_ADDRESS));\r |
562 | CopyMem (DestinationAddr, ((UINT8 *) Buffer), 6);\r | |
593a8308 | 563 | }\r |
564 | \r | |
565 | if (Protocol != NULL) {\r | |
566 | *Protocol = NTOHS (*((UINT16 *) (((UINT8 *) Buffer) + 12)));\r | |
567 | }\r | |
568 | \r | |
569 | return EFI_SUCCESS;\r | |
570 | }\r | |
571 | \r | |
572 | SNPNT32_INSTANCE_DATA gSnpNt32InstanceTemplate = {\r | |
573 | SNP_NT32_INSTANCE_SIGNATURE, // Signature\r | |
574 | {\r | |
575 | NULL,\r | |
576 | NULL\r | |
577 | }, // Entry\r | |
578 | NULL, // GlobalData\r | |
579 | NULL, // DeviceHandle\r | |
580 | NULL, // DevicePath\r | |
581 | { // Snp\r | |
582 | EFI_SIMPLE_NETWORK_PROTOCOL_REVISION, // Revision\r | |
583 | SnpNt32Start, // Start\r | |
584 | SnpNt32Stop, // Stop\r | |
585 | SnpNt32Initialize, // Initialize\r | |
586 | SnpNt32Reset, // Reset\r | |
587 | SnpNt32Shutdown, // Shutdown\r | |
588 | SnpNt32ReceiveFilters, // ReceiveFilters\r | |
589 | SnpNt32StationAddress, // StationAddress\r | |
590 | SnpNt32Statistics, // Statistics\r | |
591 | SnpNt32McastIptoMac, // MCastIpToMac\r | |
592 | SnpNt32Nvdata, // NvData\r | |
593 | SnpNt32GetStatus, // GetStatus\r | |
594 | SnpNt32Transmit, // Transmit\r | |
595 | SnpNt32Receive, // Receive\r | |
596 | NULL, // WaitForPacket\r | |
597 | NULL // Mode\r | |
598 | },\r | |
599 | { // Mode\r | |
600 | EfiSimpleNetworkInitialized, // State\r | |
601 | NET_ETHER_ADDR_LEN, // HwAddressSize\r | |
602 | NET_ETHER_HEADER_SIZE, // MediaHeaderSize\r | |
603 | 1500, // MaxPacketSize\r | |
604 | 0, // NvRamSize\r | |
605 | 0, // NvRamAccessSize\r | |
606 | 0, // ReceiveFilterMask\r | |
607 | 0, // ReceiveFilterSetting\r | |
608 | MAX_MCAST_FILTER_CNT, // MaxMCastFilterCount\r | |
609 | 0, // MCastFilterCount\r | |
610 | {\r | |
611 | 0\r | |
612 | }, // MCastFilter\r | |
613 | {\r | |
614 | 0\r | |
615 | }, // CurrentAddress\r | |
616 | {\r | |
617 | 0\r | |
618 | }, // BroadcastAddress\r | |
619 | {\r | |
620 | 0\r | |
621 | }, // PermanentAddress\r | |
622 | NET_IFTYPE_ETHERNET, // IfType\r | |
623 | FALSE, // MacAddressChangeable\r | |
624 | FALSE, // MultipleTxSupported\r | |
625 | FALSE, // MediaPresentSupported\r | |
626 | TRUE // MediaPresent\r | |
627 | },\r | |
628 | {\r | |
629 | 0\r | |
630 | } // InterfaceInfo\r | |
631 | };\r | |
632 | \r | |
633 | \r | |
634 | /**\r | |
635 | Initialize the driver's global data.\r | |
636 | \r | |
637 | @param This Pointer to the global context data.\r | |
638 | \r | |
639 | @retval EFI_SUCCESS The global data is initialized.\r | |
640 | @retval EFI_NOT_FOUND The required DLL is not found.\r | |
641 | \r | |
642 | **/\r | |
643 | EFI_STATUS\r | |
644 | SnpNt32InitializeGlobalData (\r | |
645 | IN SNPNT32_GLOBAL_DATA *This\r | |
646 | )\r | |
647 | {\r | |
648 | EFI_STATUS Status;\r | |
649 | CHAR16 *DllFileNameU;\r | |
650 | UINT32 Index;\r | |
651 | INT32 ReturnValue;\r | |
652 | BOOLEAN NetUtilityLibInitDone;\r | |
653 | NT_NET_INTERFACE_INFO NetInterfaceInfoBuffer[MAX_INTERFACE_INFO_NUMBER];\r | |
654 | SNPNT32_INSTANCE_DATA *Instance;\r | |
e90e8777 | 655 | LIST_ENTRY *Entry;\r |
593a8308 | 656 | UINT32 InterfaceCount;\r |
657 | \r | |
658 | ASSERT (This != NULL);\r | |
659 | \r | |
660 | NetUtilityLibInitDone = FALSE;\r | |
661 | InterfaceCount = MAX_INTERFACE_INFO_NUMBER;\r | |
662 | \r | |
e90e8777 | 663 | InitializeListHead (&This->InstanceList);\r |
664 | EfiInitializeLock (&This->Lock, TPL_CALLBACK);\r | |
593a8308 | 665 | \r |
666 | //\r | |
667 | // Get the WinNT thunk\r | |
668 | //\r | |
669 | Status = gBS->LocateProtocol (&gEfiWinNtThunkProtocolGuid, NULL, &This->WinNtThunk);\r | |
670 | \r | |
671 | if (EFI_ERROR (Status)) {\r | |
672 | return Status;\r | |
673 | }\r | |
674 | \r | |
675 | ASSERT (This->WinNtThunk != NULL);\r | |
676 | \r | |
677 | DllFileNameU = NETWORK_LIBRARY_NAME_U;\r | |
678 | \r | |
679 | //\r | |
680 | // Load network utility library\r | |
681 | //\r | |
682 | This->NetworkLibraryHandle = This->WinNtThunk->LoadLibraryEx (DllFileNameU, NULL, 0);\r | |
683 | \r | |
684 | if (NULL == This->NetworkLibraryHandle) {\r | |
685 | return EFI_NOT_FOUND;\r | |
686 | }\r | |
687 | \r | |
688 | This->NtNetUtilityTable.Initialize = (NT_NET_INITIALIZE) This->WinNtThunk->GetProcAddress (\r | |
689 | This->NetworkLibraryHandle,\r | |
690 | NETWORK_LIBRARY_INITIALIZE\r | |
691 | );\r | |
692 | \r | |
693 | if (NULL == This->NtNetUtilityTable.Initialize) {\r | |
694 | Status = EFI_NOT_FOUND;\r | |
695 | goto ErrorReturn;\r | |
696 | }\r | |
697 | \r | |
698 | This->NtNetUtilityTable.Finalize = (NT_NET_FINALIZE) This->WinNtThunk->GetProcAddress (\r | |
699 | This->NetworkLibraryHandle,\r | |
700 | NETWORK_LIBRARY_FINALIZE\r | |
701 | );\r | |
702 | \r | |
703 | if (NULL == This->NtNetUtilityTable.Finalize) {\r | |
704 | Status = EFI_NOT_FOUND;\r | |
705 | goto ErrorReturn;\r | |
706 | }\r | |
707 | \r | |
708 | This->NtNetUtilityTable.SetReceiveFilter = (NT_NET_SET_RECEIVE_FILTER) This->WinNtThunk->GetProcAddress (\r | |
709 | This->NetworkLibraryHandle,\r | |
710 | NETWORK_LIBRARY_SET_RCV_FILTER\r | |
711 | );\r | |
712 | \r | |
713 | if (NULL == This->NtNetUtilityTable.SetReceiveFilter) {\r | |
714 | Status = EFI_NOT_FOUND;\r | |
715 | goto ErrorReturn;\r | |
716 | }\r | |
717 | \r | |
718 | This->NtNetUtilityTable.Receive = (NT_NET_RECEIVE) This->WinNtThunk->GetProcAddress (\r | |
719 | This->NetworkLibraryHandle,\r | |
720 | NETWORK_LIBRARY_RECEIVE\r | |
721 | );\r | |
722 | \r | |
723 | if (NULL == This->NtNetUtilityTable.Receive) {\r | |
724 | Status = EFI_NOT_FOUND;\r | |
725 | goto ErrorReturn;\r | |
726 | }\r | |
727 | \r | |
728 | This->NtNetUtilityTable.Transmit = (NT_NET_TRANSMIT) This->WinNtThunk->GetProcAddress (\r | |
729 | This->NetworkLibraryHandle,\r | |
730 | NETWORK_LIBRARY_TRANSMIT\r | |
731 | );\r | |
732 | \r | |
733 | if (NULL == This->NtNetUtilityTable.Transmit) {\r | |
734 | Status = EFI_NOT_FOUND;\r | |
735 | goto ErrorReturn;\r | |
736 | }\r | |
737 | //\r | |
738 | // Initialize the network utility library\r | |
739 | // And enumerate the interfaces in NT32 host\r | |
740 | //\r | |
741 | ReturnValue = This->NtNetUtilityTable.Initialize (&InterfaceCount, &NetInterfaceInfoBuffer[0]);\r | |
742 | if (ReturnValue <= 0) {\r | |
743 | Status = EFI_DEVICE_ERROR;\r | |
744 | goto ErrorReturn;\r | |
745 | }\r | |
746 | \r | |
747 | NetUtilityLibInitDone = TRUE;\r | |
748 | \r | |
749 | if (InterfaceCount == 0) {\r | |
750 | Status = EFI_NOT_FOUND;\r | |
751 | goto ErrorReturn;\r | |
752 | }\r | |
753 | //\r | |
754 | // Create fake SNP instances\r | |
755 | //\r | |
756 | for (Index = 0; Index < InterfaceCount; Index++) {\r | |
757 | \r | |
e90e8777 | 758 | Instance = AllocatePool (sizeof (SNPNT32_INSTANCE_DATA));\r |
593a8308 | 759 | \r |
760 | if (NULL == Instance) {\r | |
761 | Status = EFI_OUT_OF_RESOURCES;\r | |
762 | goto ErrorReturn;\r | |
763 | }\r | |
764 | //\r | |
765 | // Copy the content from a template\r | |
766 | //\r | |
e90e8777 | 767 | CopyMem (Instance, &gSnpNt32InstanceTemplate, sizeof (SNPNT32_INSTANCE_DATA));\r |
593a8308 | 768 | \r |
769 | //\r | |
770 | // Set the interface information.\r | |
771 | //\r | |
772 | Instance->InterfaceInfo = NetInterfaceInfoBuffer[Index];\r | |
773 | //\r | |
774 | // Initialize this instance\r | |
775 | //\r | |
776 | Status = This->InitializeInstanceData (This, Instance);\r | |
777 | if (EFI_ERROR (Status)) {\r | |
778 | \r | |
e90e8777 | 779 | gBS->FreePool (Instance);\r |
593a8308 | 780 | goto ErrorReturn;\r |
781 | }\r | |
782 | //\r | |
783 | // Insert this instance into the instance list\r | |
784 | //\r | |
e90e8777 | 785 | InsertTailList (&This->InstanceList, &Instance->Entry);\r |
593a8308 | 786 | }\r |
787 | \r | |
788 | return EFI_SUCCESS;\r | |
789 | \r | |
790 | ErrorReturn:\r | |
791 | \r | |
e90e8777 | 792 | while (!IsListEmpty (&This->InstanceList)) {\r |
593a8308 | 793 | \r |
794 | Entry = This->InstanceList.ForwardLink;\r | |
795 | \r | |
796 | Instance = NET_LIST_USER_STRUCT_S (Entry, SNPNT32_INSTANCE_DATA, Entry, SNP_NT32_INSTANCE_SIGNATURE);\r | |
797 | \r | |
e90e8777 | 798 | RemoveEntryList (Entry);\r |
593a8308 | 799 | \r |
800 | This->CloseInstance (This, Instance);\r | |
e90e8777 | 801 | gBS->FreePool (Instance);\r |
593a8308 | 802 | }\r |
803 | \r | |
804 | if (NetUtilityLibInitDone) {\r | |
805 | \r | |
806 | ASSERT (This->WinNtThunk != NULL);\r | |
807 | \r | |
808 | if (This->NtNetUtilityTable.Finalize != NULL) {\r | |
809 | This->NtNetUtilityTable.Finalize ();\r | |
810 | This->NtNetUtilityTable.Finalize = NULL;\r | |
811 | }\r | |
812 | }\r | |
813 | \r | |
814 | return Status;\r | |
815 | }\r | |
816 | \r | |
817 | \r | |
818 | /**\r | |
819 | Initialize the snpnt32 driver instance.\r | |
820 | \r | |
821 | @param This Pointer to the SnpNt32 global data.\r | |
822 | @param Instance Pointer to the instance context data.\r | |
823 | \r | |
824 | @retval EFI_SUCCESS The driver instance is initialized.\r | |
825 | \r | |
826 | **/\r | |
827 | EFI_STATUS\r | |
828 | SnpNt32InitializeInstanceData (\r | |
829 | IN SNPNT32_GLOBAL_DATA *This,\r | |
830 | IN SNPNT32_INSTANCE_DATA *Instance\r | |
831 | )\r | |
832 | {\r | |
833 | EFI_STATUS Status;\r | |
834 | EFI_DEV_PATH EndNode;\r | |
835 | EFI_DEV_PATH Node;\r | |
836 | \r | |
837 | Instance->GlobalData = This;\r | |
838 | Instance->Snp.Mode = &Instance->Mode;\r | |
839 | //\r | |
840 | // Set broadcast address\r | |
841 | //\r | |
842 | SetMem (&Instance->Mode.BroadcastAddress, sizeof (EFI_MAC_ADDRESS), 0xFF);\r | |
843 | \r | |
844 | //\r | |
845 | // Copy Current/PermanentAddress MAC address\r | |
846 | //\r | |
847 | Instance->Mode.CurrentAddress = Instance->InterfaceInfo.MacAddr;\r | |
848 | Instance->Mode.PermanentAddress = Instance->InterfaceInfo.MacAddr;\r | |
849 | \r | |
850 | //\r | |
851 | // Since the fake SNP is based on a real NIC, to avoid conflict with the host\r | |
852 | // NIC network stack, we use a different MAC address.\r | |
853 | // So just change the last byte of the MAC address for the real NIC.\r | |
854 | //\r | |
855 | Instance->Mode.CurrentAddress.Addr[NET_ETHER_ADDR_LEN - 1]++;\r | |
856 | \r | |
857 | //\r | |
858 | // Create a fake device path for the instance\r | |
859 | //\r | |
e90e8777 | 860 | ZeroMem (&Node, sizeof (Node));\r |
593a8308 | 861 | \r |
862 | Node.DevPath.Type = MESSAGING_DEVICE_PATH;\r | |
863 | Node.DevPath.SubType = MSG_MAC_ADDR_DP;\r | |
864 | SetDevicePathNodeLength (&Node.DevPath, sizeof (MAC_ADDR_DEVICE_PATH));\r | |
865 | \r | |
e90e8777 | 866 | CopyMem (\r |
593a8308 | 867 | &Node.MacAddr.MacAddress,\r |
868 | &Instance->Mode.CurrentAddress,\r | |
869 | sizeof (EFI_MAC_ADDRESS)\r | |
870 | );\r | |
871 | \r | |
872 | Node.MacAddr.IfType = Instance->Mode.IfType;\r | |
873 | \r | |
874 | SetDevicePathEndNode (&EndNode.DevPath);\r | |
875 | \r | |
876 | Instance->DevicePath = AppendDevicePathNode (\r | |
877 | &EndNode.DevPath,\r | |
878 | &Node.DevPath\r | |
879 | );\r | |
880 | \r | |
881 | //\r | |
882 | // Create a fake device handle for the fake SNP\r | |
883 | //\r | |
884 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
885 | &Instance->DeviceHandle,\r | |
886 | &gEfiSimpleNetworkProtocolGuid,\r | |
887 | &Instance->Snp,\r | |
888 | &gEfiDevicePathProtocolGuid,\r | |
889 | Instance->DevicePath,\r | |
890 | NULL\r | |
891 | );\r | |
892 | if (EFI_ERROR (Status)) {\r | |
893 | goto ErrorReturn;\r | |
894 | }\r | |
895 | \r | |
896 | return EFI_SUCCESS;\r | |
897 | \r | |
898 | ErrorReturn:\r | |
899 | return Status;\r | |
900 | }\r | |
901 | \r | |
902 | \r | |
903 | /**\r | |
904 | Close the SnpNt32 driver instance.\r | |
905 | \r | |
906 | @param This Pointer to the SnpNt32 global data.\r | |
907 | @param Instance Pointer to the instance context data.\r | |
908 | \r | |
909 | @retval EFI_SUCCESS The instance is closed.\r | |
910 | \r | |
911 | **/\r | |
912 | EFI_STATUS\r | |
913 | SnpNt32CloseInstance (\r | |
914 | IN SNPNT32_GLOBAL_DATA *This,\r | |
915 | IN SNPNT32_INSTANCE_DATA *Instance\r | |
916 | )\r | |
917 | {\r | |
918 | ASSERT (This != NULL);\r | |
919 | ASSERT (Instance != NULL);\r | |
920 | \r | |
921 | gBS->UninstallMultipleProtocolInterfaces (\r | |
922 | Instance->DeviceHandle,\r | |
923 | &gEfiSimpleNetworkProtocolGuid,\r | |
924 | &Instance->Snp,\r | |
925 | &gEfiDevicePathProtocolGuid,\r | |
926 | Instance->DevicePath,\r | |
927 | NULL\r | |
928 | );\r | |
929 | \r | |
930 | if (Instance->DevicePath != NULL) {\r | |
931 | gBS->FreePool (Instance->DevicePath);\r | |
932 | }\r | |
933 | \r | |
934 | return EFI_SUCCESS;\r | |
935 | }\r | |
936 | \r | |
937 | \r | |
938 | /**\r | |
939 | Unload the SnpNt32 driver.\r | |
940 | \r | |
941 | @param ImageHandle The handle of the driver image.\r | |
942 | \r | |
943 | @retval EFI_SUCCESS The driver is unloaded.\r | |
944 | @retval other Some error occurs.\r | |
945 | \r | |
946 | **/\r | |
947 | EFI_STATUS\r | |
948 | EFIAPI\r | |
949 | SnpNt32Unload (\r | |
950 | IN EFI_HANDLE ImageHandle\r | |
951 | )\r | |
952 | {\r | |
953 | EFI_STATUS Status;\r | |
954 | SNPNT32_GLOBAL_DATA *This;\r | |
e90e8777 | 955 | LIST_ENTRY *Entry;\r |
593a8308 | 956 | SNPNT32_INSTANCE_DATA *Instance;\r |
957 | \r | |
958 | This = &gSnpNt32GlobalData;\r | |
959 | \r | |
960 | Status = NetLibDefaultUnload (ImageHandle);\r | |
961 | \r | |
962 | if (EFI_ERROR (Status)) {\r | |
963 | return Status;\r | |
964 | }\r | |
965 | \r | |
e90e8777 | 966 | while (!IsListEmpty (&This->InstanceList)) {\r |
593a8308 | 967 | //\r |
968 | // Walkthrough the interfaces and remove all the SNP instance\r | |
969 | //\r | |
970 | Entry = This->InstanceList.ForwardLink;\r | |
971 | \r | |
972 | Instance = NET_LIST_USER_STRUCT_S (Entry, SNPNT32_INSTANCE_DATA, Entry, SNP_NT32_INSTANCE_SIGNATURE);\r | |
973 | \r | |
e90e8777 | 974 | RemoveEntryList (Entry);\r |
593a8308 | 975 | \r |
976 | This->CloseInstance (This, Instance);\r | |
e90e8777 | 977 | gBS->FreePool (Instance);\r |
593a8308 | 978 | }\r |
979 | \r | |
980 | if (This->NtNetUtilityTable.Finalize != NULL) {\r | |
981 | This->NtNetUtilityTable.Finalize ();\r | |
982 | }\r | |
983 | \r | |
984 | This->WinNtThunk->FreeLibrary (This->NetworkLibraryHandle);\r | |
985 | \r | |
986 | return EFI_SUCCESS;\r | |
987 | }\r | |
988 | \r | |
989 | \r | |
990 | EFI_STATUS\r | |
991 | InitializeSnpNt32river (\r | |
992 | IN EFI_HANDLE ImageHandle,\r | |
993 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
994 | )\r | |
995 | /*++\r | |
996 | \r | |
997 | Routine Description:\r | |
998 | \r | |
999 | Install DriverBinding Protocol for the Win NT Bus driver on the drivers\r | |
1000 | image handle.\r | |
1001 | \r | |
1002 | Arguments:\r | |
1003 | \r | |
1004 | ImageHandle - The handle of this image.\r | |
1005 | SystemTable - Pointer to the EFI system table.\r | |
1006 | \r | |
1007 | Returns:\r | |
1008 | \r | |
1009 | EFI_SUCEESS - The protocols are installed and the SnpNt32 is initialized.\r | |
1010 | other - Some error occurs.\r | |
1011 | \r | |
1012 | --*/\r | |
1013 | {\r | |
1014 | \r | |
1015 | EFI_STATUS Status;\r | |
1016 | \r | |
1017 | //\r | |
1018 | // Install the Driver Protocols\r | |
1019 | //\r | |
1020 | \r | |
057d744e | 1021 | Status = EfiLibInstallDriverBindingComponentName2 (\r |
1022 | ImageHandle,\r | |
1023 | SystemTable,\r | |
1024 | &gSnpNt32DriverBinding,\r | |
1025 | ImageHandle,\r | |
1026 | &gSnpNt32DriverComponentName,\r | |
1027 | &gSnpNt32DriverComponentName2\r | |
1028 | );\r | |
593a8308 | 1029 | if (EFI_ERROR (Status)) {\r |
1030 | return Status;\r | |
1031 | }\r | |
1032 | \r | |
1033 | //\r | |
1034 | // Initialize the global data\r | |
1035 | //\r | |
1036 | Status = SnpNt32InitializeGlobalData (&gSnpNt32GlobalData);\r | |
1037 | if (EFI_ERROR (Status)) {\r | |
1038 | SnpNt32Unload (ImageHandle);\r | |
1039 | }\r | |
1040 | \r | |
1041 | return Status;\r | |
1042 | }\r |