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1 | /** @file\r |
2 | Public API for Opal Core library.\r | |
3 | \r | |
a3068f06 | 4 | Copyright (c) 2016 - 2018, Intel Corporation. All rights reserved.<BR>\r |
9dd05dde ED |
5 | This program and the accompanying materials\r |
6 | are licensed and made available under the terms and conditions of the BSD License\r | |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | **/\r | |
14 | \r | |
59ed6433 | 15 | #include <Uefi.h>\r |
9dd05dde ED |
16 | #include <Library/BaseLib.h>\r |
17 | #include <Library/TimerLib.h>\r | |
18 | #include <Library/BaseMemoryLib.h>\r | |
19 | #include <Library/DebugLib.h>\r | |
20 | #include <Library/TcgStorageOpalLib.h>\r | |
21 | \r | |
a3068f06 ED |
22 | #include "TcgStorageOpalLibInternal.h"\r |
23 | \r | |
9dd05dde ED |
24 | #pragma pack(1)\r |
25 | typedef struct {\r | |
26 | UINT8 HardwareReset : 1;\r | |
27 | UINT8 Reserved : 7;\r | |
28 | } TCG_BLOCK_SID_CLEAR_EVENTS;\r | |
29 | #pragma pack()\r | |
30 | \r | |
31 | #define TRUSTED_COMMAND_TIMEOUT_NS ((UINT64) 5 * ((UINT64)(1000000)) * 1000) // 5 seconds\r | |
32 | #define BUFFER_SIZE 512\r | |
33 | \r | |
34 | /**\r | |
35 | The function performs a Trusted Send of a Buffer containing a TCG_COM_PACKET.\r | |
36 | \r | |
37 | @param[in] Sscp The input Ssc Protocol.\r | |
38 | @param[in] MediaId The input Media id info used by Ssc Protocol.\r | |
39 | @param[in] SecurityProtocol Security Protocol\r | |
40 | @param[in] SpSpecific Security Protocol Specific\r | |
41 | @param[in] TransferLength Transfer Length of Buffer (in bytes) - always a multiple of 512\r | |
42 | @param[in] Buffer Address of Data to transfer\r | |
43 | @param[in] BufferSize Full Size of Buffer, including space that may be used for padding.\r | |
44 | \r | |
45 | **/\r | |
46 | TCG_RESULT\r | |
47 | OpalTrustedSend(\r | |
48 | EFI_STORAGE_SECURITY_COMMAND_PROTOCOL *Sscp,\r | |
49 | UINT32 MediaId,\r | |
50 | UINT8 SecurityProtocol,\r | |
51 | UINT16 SpSpecific,\r | |
52 | UINTN TransferLength,\r | |
53 | VOID *Buffer,\r | |
54 | UINTN BufferSize\r | |
55 | )\r | |
56 | {\r | |
57 | UINTN TransferLength512;\r | |
58 | EFI_STATUS Status;\r | |
59 | \r | |
60 | //\r | |
61 | // Round transferLength up to a 512-byte multiple\r | |
62 | //\r | |
63 | TransferLength512 = (TransferLength + 511) & ~(UINTN)511;\r | |
64 | \r | |
65 | if (TransferLength512 > BufferSize) {\r | |
66 | return TcgResultFailureBufferTooSmall;\r | |
67 | }\r | |
68 | \r | |
69 | ZeroMem((UINT8*)Buffer + TransferLength, TransferLength512 - TransferLength);\r | |
70 | \r | |
71 | Status = Sscp->SendData(\r | |
72 | Sscp,\r | |
73 | MediaId,\r | |
74 | TRUSTED_COMMAND_TIMEOUT_NS,\r | |
75 | SecurityProtocol,\r | |
76 | SwapBytes16(SpSpecific),\r | |
77 | TransferLength512,\r | |
78 | Buffer\r | |
79 | );\r | |
80 | \r | |
81 | return Status == EFI_SUCCESS ? TcgResultSuccess : TcgResultFailure;\r | |
82 | }\r | |
83 | \r | |
84 | /**\r | |
85 | \r | |
86 | The function performs a Trusted Receive of a Buffer containing a TCG_COM_PACKET.\r | |
87 | \r | |
88 | @param[in] Sscp The input Ssc Protocol.\r | |
89 | @param[in] MediaId The input Media id info used by Ssc Protocol.\r | |
90 | @param[in] SecurityProtocol Security Protocol\r | |
91 | @param[in] SpSpecific Security Protocol Specific\r | |
92 | @param[in] Buffer Address of Data to transfer\r | |
93 | @param[in] BufferSize Full Size of Buffer, including space that may be used for padding.\r | |
a3068f06 | 94 | @param[in] EstimateTimeCost Estimate the time needed.\r |
9dd05dde ED |
95 | \r |
96 | **/\r | |
97 | TCG_RESULT\r | |
98 | OpalTrustedRecv(\r | |
99 | EFI_STORAGE_SECURITY_COMMAND_PROTOCOL *Sscp,\r | |
100 | UINT32 MediaId,\r | |
101 | UINT8 SecurityProtocol,\r | |
102 | UINT16 SpSpecific,\r | |
103 | VOID *Buffer,\r | |
a3068f06 ED |
104 | UINTN BufferSize,\r |
105 | UINT32 EstimateTimeCost\r | |
9dd05dde ED |
106 | )\r |
107 | {\r | |
9dd05dde ED |
108 | UINTN TransferLength512;\r |
109 | UINT32 Tries;\r | |
110 | TCG_COM_PACKET *ComPacket;\r | |
111 | UINT32 Length;\r | |
112 | UINT32 OutstandingData;\r | |
113 | EFI_STATUS Status;\r | |
114 | UINTN TransferSize;\r | |
115 | \r | |
116 | //\r | |
117 | // Round Buffer Size down to a 512-byte multiple\r | |
118 | //\r | |
119 | TransferLength512 = BufferSize & ~(UINTN)511;\r | |
120 | Tries = 0;\r | |
121 | ComPacket = NULL;\r | |
122 | Length = 0;\r | |
123 | OutstandingData = 0;\r | |
124 | \r | |
125 | if (TransferLength512 < sizeof(TCG_COM_PACKET)) {\r | |
126 | DEBUG ((DEBUG_INFO, "transferLength %u too small for ComPacket\n", TransferLength512));\r | |
127 | return TcgResultFailureBufferTooSmall;\r | |
128 | }\r | |
129 | \r | |
130 | //\r | |
131 | // Some devices respond with Length = 0 and OutstandingData = 1 to indicate that processing is not yet completed,\r | |
132 | // so we need to retry the IF-RECV to get the actual Data.\r | |
133 | // See TCG Core Spec v2 Table 45 IF-RECV ComPacket Field Values Summary\r | |
134 | // This is an arbitrary number of retries, not from the spec.\r | |
9dd05dde | 135 | //\r |
a3068f06 ED |
136 | // if user input estimate time cost(second level) value bigger than 10s, base on user input value to wait.\r |
137 | // Else, Use a max timeout of 10 seconds to wait, 5000 tries * 2ms = 10s\r | |
138 | //\r | |
139 | if (EstimateTimeCost > 10) {\r | |
140 | Tries = EstimateTimeCost * 500; // 500 = 1000 * 1000 / 2000;\r | |
141 | } else {\r | |
142 | Tries = 5000;\r | |
143 | }\r | |
9dd05dde ED |
144 | while ((Tries--) > 0) {\r |
145 | ZeroMem( Buffer, BufferSize );\r | |
146 | TransferSize = 0;\r | |
147 | \r | |
148 | Status = Sscp->ReceiveData(\r | |
149 | Sscp,\r | |
150 | MediaId,\r | |
151 | TRUSTED_COMMAND_TIMEOUT_NS,\r | |
152 | SecurityProtocol,\r | |
153 | SwapBytes16(SpSpecific),\r | |
154 | TransferLength512,\r | |
155 | Buffer,\r | |
156 | &TransferSize\r | |
157 | );\r | |
9dd05dde ED |
158 | if (EFI_ERROR (Status)) {\r |
159 | return TcgResultFailure;\r | |
160 | }\r | |
161 | \r | |
162 | if (SecurityProtocol != TCG_OPAL_SECURITY_PROTOCOL_1 && SecurityProtocol != TCG_OPAL_SECURITY_PROTOCOL_2) {\r | |
163 | return TcgResultSuccess;\r | |
164 | }\r | |
165 | \r | |
166 | if (SpSpecific == TCG_SP_SPECIFIC_PROTOCOL_LEVEL0_DISCOVERY) {\r | |
167 | return TcgResultSuccess;\r | |
168 | }\r | |
169 | \r | |
170 | ComPacket = (TCG_COM_PACKET*) Buffer;\r | |
171 | Length = SwapBytes32(ComPacket->LengthBE);\r | |
172 | OutstandingData = SwapBytes32( ComPacket->OutstandingDataBE );\r | |
173 | \r | |
174 | if (Length != 0 && OutstandingData == 0) {\r | |
175 | return TcgResultSuccess;\r | |
176 | }\r | |
177 | \r | |
178 | //\r | |
179 | // Delay for 2 ms\r | |
180 | //\r | |
181 | MicroSecondDelay (2000);\r | |
182 | }\r | |
183 | \r | |
184 | return TcgResultFailure;\r | |
185 | }\r | |
186 | \r | |
187 | /**\r | |
188 | The function performs send, recv, check comIDs, check method status action.\r | |
189 | \r | |
a3068f06 ED |
190 | @param[in] Session OPAL_SESSION related to this method..\r |
191 | @param[in] SendSize Transfer Length of Buffer (in bytes) - always a multiple of 512\r | |
192 | @param[in] Buffer Address of Data to transfer\r | |
193 | @param[in] BufferSize Full Size of Buffer, including space that may be used for padding.\r | |
194 | @param[in] ParseStruct Structure used to parse received TCG response.\r | |
195 | @param[in] MethodStatus Method status of last action performed. If action succeeded, it should be TCG_METHOD_STATUS_CODE_SUCCESS.\r | |
196 | @param[in] EstimateTimeCost Estimate the time need to for the method.\r | |
9dd05dde ED |
197 | **/\r |
198 | TCG_RESULT\r | |
199 | EFIAPI\r | |
a3068f06 | 200 | OpalPerformMethod (\r |
9dd05dde ED |
201 | OPAL_SESSION *Session,\r |
202 | UINT32 SendSize,\r | |
203 | VOID *Buffer,\r | |
204 | UINT32 BufferSize,\r | |
205 | TCG_PARSE_STRUCT *ParseStruct,\r | |
a3068f06 ED |
206 | UINT8 *MethodStatus,\r |
207 | UINT32 EstimateTimeCost\r | |
9dd05dde ED |
208 | )\r |
209 | {\r | |
210 | NULL_CHECK(Session);\r | |
211 | NULL_CHECK(MethodStatus);\r | |
212 | \r | |
213 | ERROR_CHECK(OpalTrustedSend(\r | |
214 | Session->Sscp,\r | |
215 | Session->MediaId,\r | |
216 | TCG_OPAL_SECURITY_PROTOCOL_1,\r | |
217 | Session->OpalBaseComId,\r | |
218 | SendSize,\r | |
219 | Buffer,\r | |
220 | BufferSize\r | |
221 | ));\r | |
222 | \r | |
223 | ERROR_CHECK(OpalTrustedRecv(\r | |
224 | Session->Sscp,\r | |
225 | Session->MediaId,\r | |
226 | TCG_OPAL_SECURITY_PROTOCOL_1,\r | |
227 | Session->OpalBaseComId,\r | |
228 | Buffer,\r | |
a3068f06 ED |
229 | BufferSize,\r |
230 | EstimateTimeCost\r | |
9dd05dde ED |
231 | ));\r |
232 | \r | |
233 | ERROR_CHECK(TcgInitTcgParseStruct(ParseStruct, Buffer, BufferSize));\r | |
234 | ERROR_CHECK(TcgCheckComIds(ParseStruct, Session->OpalBaseComId, Session->ComIdExtension));\r | |
235 | ERROR_CHECK(TcgGetMethodStatus(ParseStruct, MethodStatus));\r | |
236 | \r | |
237 | return TcgResultSuccess;\r | |
238 | }\r | |
239 | \r | |
240 | /**\r | |
241 | Trig the block sid action.\r | |
242 | \r | |
243 | @param[in] Session OPAL_SESSION related to this method..\r | |
244 | @param[in] HardwareReset Whether need to do hardware reset.\r | |
245 | \r | |
246 | **/\r | |
247 | TCG_RESULT\r | |
248 | EFIAPI\r | |
249 | OpalBlockSid(\r | |
250 | OPAL_SESSION *Session,\r | |
251 | BOOLEAN HardwareReset\r | |
252 | )\r | |
253 | {\r | |
254 | UINT8 Buffer[BUFFER_SIZE];\r | |
255 | TCG_BLOCK_SID_CLEAR_EVENTS *ClearEvents;\r | |
256 | \r | |
257 | NULL_CHECK(Session);\r | |
258 | \r | |
259 | //\r | |
260 | // Set Hardware Reset bit\r | |
261 | //\r | |
262 | ClearEvents = (TCG_BLOCK_SID_CLEAR_EVENTS *) &Buffer[0];\r | |
263 | \r | |
264 | ClearEvents->Reserved = 0;\r | |
265 | ClearEvents->HardwareReset = HardwareReset;\r | |
266 | \r | |
267 | return(OpalTrustedSend(\r | |
268 | Session->Sscp,\r | |
269 | Session->MediaId,\r | |
270 | TCG_OPAL_SECURITY_PROTOCOL_2,\r | |
81c1b6df | 271 | TCG_BLOCKSID_COMID, // hardcode ComID 0x0005\r |
9dd05dde ED |
272 | 1,\r |
273 | Buffer,\r | |
274 | BUFFER_SIZE\r | |
275 | ));\r | |
276 | }\r | |
277 | \r | |
278 | /**\r | |
279 | \r | |
280 | Reverts device using Admin SP Revert method.\r | |
281 | \r | |
282 | @param[in] AdminSpSession OPAL_SESSION with OPAL_UID_ADMIN_SP as OPAL_ADMIN_SP_PSID_AUTHORITY to perform PSID revert.\r | |
283 | \r | |
284 | **/\r | |
285 | TCG_RESULT\r | |
286 | EFIAPI\r | |
287 | OpalPsidRevert(\r | |
288 | OPAL_SESSION *AdminSpSession\r | |
289 | )\r | |
290 | {\r | |
291 | //\r | |
292 | // Now that base comid is known, start Session\r | |
293 | // we'll attempt to start Session as PSID authority\r | |
294 | // verify PSID Authority is defined in ADMIN SP authority table... is this possible?\r | |
295 | //\r | |
296 | TCG_CREATE_STRUCT CreateStruct;\r | |
297 | TCG_PARSE_STRUCT ParseStruct;\r | |
298 | UINT32 Size;\r | |
299 | UINT8 Buffer[BUFFER_SIZE];\r | |
300 | UINT8 MethodStatus;\r | |
301 | \r | |
302 | NULL_CHECK(AdminSpSession);\r | |
303 | \r | |
304 | //\r | |
305 | // Send Revert action on Admin SP\r | |
306 | //\r | |
307 | ERROR_CHECK(TcgInitTcgCreateStruct(&CreateStruct, Buffer, BUFFER_SIZE));\r | |
308 | ERROR_CHECK(TcgStartComPacket(&CreateStruct, AdminSpSession->OpalBaseComId, AdminSpSession->ComIdExtension));\r | |
309 | ERROR_CHECK(TcgStartPacket(&CreateStruct, AdminSpSession->TperSessionId, AdminSpSession->HostSessionId, 0x0, 0x0, 0x0));\r | |
310 | ERROR_CHECK(TcgStartSubPacket(&CreateStruct, 0x0));\r | |
311 | ERROR_CHECK(TcgStartMethodCall(&CreateStruct, OPAL_UID_ADMIN_SP, OPAL_ADMIN_SP_REVERT_METHOD));\r | |
312 | ERROR_CHECK(TcgStartParameters(&CreateStruct));\r | |
313 | ERROR_CHECK(TcgEndParameters(&CreateStruct));\r | |
314 | ERROR_CHECK(TcgEndMethodCall(&CreateStruct));\r | |
315 | ERROR_CHECK(TcgEndSubPacket(&CreateStruct));\r | |
316 | ERROR_CHECK(TcgEndPacket(&CreateStruct));\r | |
317 | ERROR_CHECK(TcgEndComPacket(&CreateStruct, &Size));\r | |
318 | \r | |
319 | //\r | |
320 | // Send Revert Method Call\r | |
321 | //\r | |
a3068f06 ED |
322 | ERROR_CHECK(OpalPerformMethod(AdminSpSession, Size, Buffer, BUFFER_SIZE, &ParseStruct, &MethodStatus, 0));\r |
323 | METHOD_STATUS_ERROR_CHECK(MethodStatus, TcgResultFailure);\r | |
324 | \r | |
325 | return TcgResultSuccess;\r | |
326 | }\r | |
327 | \r | |
328 | /**\r | |
329 | \r | |
330 | Reverts device using Admin SP Revert method.\r | |
331 | \r | |
332 | @param[in] AdminSpSession OPAL_SESSION with OPAL_UID_ADMIN_SP as OPAL_ADMIN_SP_PSID_AUTHORITY to perform PSID revert.\r | |
333 | @param[in] EstimateTimeCost Estimate the time needed.\r | |
334 | \r | |
335 | **/\r | |
336 | TCG_RESULT\r | |
337 | EFIAPI\r | |
338 | OpalPyrite2PsidRevert(\r | |
339 | OPAL_SESSION *AdminSpSession,\r | |
340 | UINT32 EstimateTimeCost\r | |
341 | )\r | |
342 | {\r | |
343 | //\r | |
344 | // Now that base comid is known, start Session\r | |
345 | // we'll attempt to start Session as PSID authority\r | |
346 | // verify PSID Authority is defined in ADMIN SP authority table... is this possible?\r | |
347 | //\r | |
348 | TCG_CREATE_STRUCT CreateStruct;\r | |
349 | TCG_PARSE_STRUCT ParseStruct;\r | |
350 | UINT32 Size;\r | |
351 | UINT8 Buffer[BUFFER_SIZE];\r | |
352 | UINT8 MethodStatus;\r | |
353 | \r | |
354 | \r | |
355 | NULL_CHECK(AdminSpSession);\r | |
356 | \r | |
357 | //\r | |
358 | // Send Revert action on Admin SP\r | |
359 | //\r | |
360 | ERROR_CHECK(TcgInitTcgCreateStruct(&CreateStruct, Buffer, BUFFER_SIZE));\r | |
361 | ERROR_CHECK(TcgStartComPacket(&CreateStruct, AdminSpSession->OpalBaseComId, AdminSpSession->ComIdExtension));\r | |
362 | ERROR_CHECK(TcgStartPacket(&CreateStruct, AdminSpSession->TperSessionId, AdminSpSession->HostSessionId, 0x0, 0x0, 0x0));\r | |
363 | ERROR_CHECK(TcgStartSubPacket(&CreateStruct, 0x0));\r | |
364 | ERROR_CHECK(TcgStartMethodCall(&CreateStruct, OPAL_UID_ADMIN_SP, OPAL_ADMIN_SP_REVERT_METHOD));\r | |
365 | ERROR_CHECK(TcgStartParameters(&CreateStruct));\r | |
366 | ERROR_CHECK(TcgEndParameters(&CreateStruct));\r | |
367 | ERROR_CHECK(TcgEndMethodCall(&CreateStruct));\r | |
368 | ERROR_CHECK(TcgEndSubPacket(&CreateStruct));\r | |
369 | ERROR_CHECK(TcgEndPacket(&CreateStruct));\r | |
370 | ERROR_CHECK(TcgEndComPacket(&CreateStruct, &Size));\r | |
371 | \r | |
372 | //\r | |
373 | // Send Revert Method Call\r | |
374 | //\r | |
375 | ERROR_CHECK(OpalPerformMethod(AdminSpSession, Size, Buffer, BUFFER_SIZE, &ParseStruct, &MethodStatus, EstimateTimeCost));\r | |
9dd05dde ED |
376 | METHOD_STATUS_ERROR_CHECK(MethodStatus, TcgResultFailure);\r |
377 | \r | |
378 | return TcgResultSuccess;\r | |
379 | }\r | |
380 | \r | |
381 | /**\r | |
382 | \r | |
383 | The function fills in the provided Buffer with the level 0 discovery Header\r | |
384 | of the device specified.\r | |
385 | \r | |
386 | @param[in] Session OPAL_SESSION data.\r | |
387 | @param[in] BufferSize Size of Buffer provided (in bytes)\r | |
388 | @param[in] BuffAddress Buffer address to fill with Level 0 Discovery response\r | |
389 | \r | |
390 | **/\r | |
391 | TCG_RESULT\r | |
392 | EFIAPI\r | |
393 | OpalRetrieveLevel0DiscoveryHeader(\r | |
394 | OPAL_SESSION *Session,\r | |
395 | UINTN BufferSize,\r | |
396 | VOID *BuffAddress\r | |
397 | )\r | |
398 | {\r | |
399 | return (OpalTrustedRecv(\r | |
400 | Session->Sscp,\r | |
401 | Session->MediaId,\r | |
402 | TCG_OPAL_SECURITY_PROTOCOL_1, // SP\r | |
403 | TCG_SP_SPECIFIC_PROTOCOL_LEVEL0_DISCOVERY, // SP_Specific\r | |
404 | BuffAddress,\r | |
a3068f06 ED |
405 | BufferSize,\r |
406 | 0\r | |
9dd05dde ED |
407 | ));\r |
408 | }\r | |
409 | \r | |
410 | /**\r | |
411 | \r | |
412 | The function fills in the provided Buffer with the supported protocol list\r | |
413 | of the device specified.\r | |
414 | \r | |
415 | @param[in] Session OPAL_SESSION data.\r | |
416 | @param[in] BufferSize Size of Buffer provided (in bytes)\r | |
417 | @param[in] BuffAddress Buffer address to fill with security protocol list\r | |
418 | \r | |
419 | **/\r | |
420 | TCG_RESULT\r | |
421 | EFIAPI\r | |
422 | OpalRetrieveSupportedProtocolList(\r | |
423 | OPAL_SESSION *Session,\r | |
424 | UINTN BufferSize,\r | |
425 | VOID *BuffAddress\r | |
426 | )\r | |
427 | {\r | |
428 | return (OpalTrustedRecv(\r | |
429 | Session->Sscp,\r | |
430 | Session->MediaId,\r | |
431 | TCG_SECURITY_PROTOCOL_INFO, // SP\r | |
432 | TCG_SP_SPECIFIC_PROTOCOL_LIST, // SP_Specific\r | |
433 | BuffAddress,\r | |
a3068f06 ED |
434 | BufferSize,\r |
435 | 0\r | |
9dd05dde ED |
436 | ));\r |
437 | }\r | |
438 | \r | |
439 | /**\r | |
440 | Starts a session with a security provider (SP).\r | |
441 | \r | |
442 | If a session is started successfully, the caller must end the session with OpalEndSession when finished\r | |
443 | performing Opal actions.\r | |
444 | \r | |
445 | @param[in/out] Session OPAL_SESSION to initialize.\r | |
446 | @param[in] SpId Security provider ID to start the session with.\r | |
447 | @param[in] Write Whether the session should be read-only (FALSE) or read/write (TRUE).\r | |
448 | @param[in] HostChallengeLength Length of the host challenge. Length should be 0 if hostChallenge is NULL\r | |
449 | @param[in] HostChallenge Host challenge for Host Signing Authority. If NULL, then no Host Challenge will be sent.\r | |
450 | @param[in] HostSigningAuthority Host Signing Authority used for start session. If NULL, then no Host Signing Authority will be sent.\r | |
451 | @param[in/out] MethodStatus Status of the StartSession method; only valid if TcgResultSuccess is returned.\r | |
452 | \r | |
453 | @return TcgResultSuccess indicates that the function completed without any internal errors.\r | |
454 | The caller must inspect the MethodStatus field to determine whether the method completed successfully.\r | |
455 | \r | |
456 | **/\r | |
457 | TCG_RESULT\r | |
458 | EFIAPI\r | |
459 | OpalStartSession(\r | |
460 | OPAL_SESSION *Session,\r | |
461 | TCG_UID SpId,\r | |
462 | BOOLEAN Write,\r | |
463 | UINT32 HostChallengeLength,\r | |
464 | const VOID *HostChallenge,\r | |
465 | TCG_UID HostSigningAuthority,\r | |
466 | UINT8 *MethodStatus\r | |
467 | )\r | |
468 | {\r | |
469 | TCG_CREATE_STRUCT CreateStruct;\r | |
470 | TCG_PARSE_STRUCT ParseStruct;\r | |
471 | UINT32 Size;\r | |
472 | UINT8 Buf[BUFFER_SIZE];\r | |
473 | UINT16 ComIdExtension;\r | |
474 | UINT32 HostSessionId;\r | |
475 | \r | |
476 | ComIdExtension = 0;\r | |
477 | HostSessionId = 1;\r | |
478 | \r | |
479 | NULL_CHECK(Session);\r | |
480 | NULL_CHECK(MethodStatus);\r | |
481 | \r | |
482 | Session->ComIdExtension = ComIdExtension;\r | |
483 | Session->HostSessionId = HostSessionId;\r | |
484 | \r | |
485 | ERROR_CHECK(TcgInitTcgCreateStruct(&CreateStruct, Buf, sizeof(Buf)));\r | |
486 | ERROR_CHECK(TcgCreateStartSession(\r | |
487 | &CreateStruct,\r | |
488 | &Size,\r | |
489 | Session->OpalBaseComId,\r | |
490 | ComIdExtension,\r | |
491 | HostSessionId,\r | |
492 | SpId,\r | |
493 | Write,\r | |
494 | HostChallengeLength,\r | |
495 | HostChallenge,\r | |
496 | HostSigningAuthority\r | |
497 | ));\r | |
a3068f06 | 498 | ERROR_CHECK(OpalPerformMethod(Session, Size, Buf, sizeof(Buf), &ParseStruct, MethodStatus, 0));\r |
9dd05dde ED |
499 | if (*MethodStatus != TCG_METHOD_STATUS_CODE_SUCCESS) {\r |
500 | return TcgResultSuccess; // return early if method failed - user must check MethodStatus\r | |
501 | }\r | |
502 | \r | |
503 | if (TcgParseSyncSession(&ParseStruct, Session->OpalBaseComId, ComIdExtension, HostSessionId, &Session->TperSessionId) != TcgResultSuccess) {\r | |
504 | OpalEndSession(Session);\r | |
505 | return TcgResultFailure;\r | |
506 | }\r | |
507 | \r | |
508 | return TcgResultSuccess;\r | |
509 | }\r | |
510 | \r | |
511 | /**\r | |
512 | Close a session opened with OpalStartSession.\r | |
513 | \r | |
514 | @param[in/out] Session OPAL_SESSION to end.\r | |
515 | \r | |
516 | **/\r | |
517 | TCG_RESULT\r | |
518 | EFIAPI\r | |
519 | OpalEndSession(\r | |
520 | OPAL_SESSION *Session\r | |
521 | )\r | |
522 | {\r | |
523 | UINT8 Buffer[BUFFER_SIZE];\r | |
524 | TCG_CREATE_STRUCT CreateStruct;\r | |
525 | UINT32 Size;\r | |
526 | TCG_PARSE_STRUCT ParseStruct;\r | |
527 | \r | |
528 | NULL_CHECK(Session);\r | |
529 | ERROR_CHECK(TcgInitTcgCreateStruct(&CreateStruct, Buffer, sizeof(Buffer)));\r | |
530 | ERROR_CHECK(TcgCreateEndSession(\r | |
531 | &CreateStruct,\r | |
532 | &Size,\r | |
533 | Session->OpalBaseComId,\r | |
534 | Session->ComIdExtension,\r | |
535 | Session->HostSessionId,\r | |
536 | Session->TperSessionId\r | |
537 | ));\r | |
538 | \r | |
539 | ERROR_CHECK(OpalTrustedSend(\r | |
540 | Session->Sscp,\r | |
541 | Session->MediaId,\r | |
542 | TCG_OPAL_SECURITY_PROTOCOL_1,\r | |
543 | Session->OpalBaseComId,\r | |
544 | Size,\r | |
545 | Buffer,\r | |
546 | sizeof(Buffer)\r | |
547 | ));\r | |
548 | \r | |
549 | ERROR_CHECK(OpalTrustedRecv(\r | |
550 | Session->Sscp,\r | |
551 | Session->MediaId,\r | |
552 | TCG_OPAL_SECURITY_PROTOCOL_1,\r | |
553 | Session->OpalBaseComId,\r | |
554 | Buffer,\r | |
a3068f06 ED |
555 | sizeof(Buffer),\r |
556 | 0\r | |
9dd05dde ED |
557 | ));\r |
558 | \r | |
559 | ERROR_CHECK(TcgInitTcgParseStruct(&ParseStruct, Buffer, sizeof(Buffer)));\r | |
560 | ERROR_CHECK(TcgCheckComIds(&ParseStruct, Session->OpalBaseComId, Session->ComIdExtension));\r | |
561 | \r | |
562 | ERROR_CHECK(TcgGetNextEndOfSession(&ParseStruct));\r | |
563 | return TcgResultSuccess;\r | |
564 | }\r | |
565 | \r | |
566 | /**\r | |
567 | \r | |
568 | The function retrieves the MSID from the device specified\r | |
569 | \r | |
570 | @param[in] AdminSpSession OPAL_SESSION with OPAL_UID_ADMIN_SP as OPAL_ADMIN_SP_PSID_AUTHORITY to perform PSID revert.\r | |
571 | @param[in] MsidBufferSize Allocated Buffer Size (in bytes) for MSID allocated by caller\r | |
572 | @param[in] Msid Variable Length byte sequence representing MSID of device\r | |
573 | @param[in] MsidLength Actual Length of MSID retrieved from device\r | |
574 | \r | |
575 | **/\r | |
576 | TCG_RESULT\r | |
577 | EFIAPI\r | |
578 | OpalGetMsid(\r | |
579 | OPAL_SESSION *AdminSpSession,\r | |
580 | UINT32 MsidBufferSize,\r | |
581 | UINT8 *Msid,\r | |
582 | UINT32 *MsidLength\r | |
583 | )\r | |
584 | {\r | |
585 | //\r | |
586 | // now that base comid is known, start Session\r | |
587 | // we'll attempt to start Session as PSID authority\r | |
588 | // verify PSID Authority is defined in ADMIN SP authority table... is this possible?\r | |
589 | //\r | |
590 | TCG_CREATE_STRUCT CreateStruct;\r | |
591 | TCG_PARSE_STRUCT ParseStruct;\r | |
592 | UINT32 Size;\r | |
593 | UINT8 MethodStatus;\r | |
594 | UINT32 Col;\r | |
595 | const VOID *RecvMsid;\r | |
596 | UINT8 Buffer[BUFFER_SIZE];\r | |
597 | \r | |
598 | NULL_CHECK(AdminSpSession);\r | |
599 | NULL_CHECK(Msid);\r | |
600 | NULL_CHECK(MsidLength);\r | |
601 | \r | |
602 | ERROR_CHECK(TcgInitTcgCreateStruct(&CreateStruct, Buffer, BUFFER_SIZE));\r | |
603 | ERROR_CHECK(TcgStartComPacket(&CreateStruct, AdminSpSession->OpalBaseComId, AdminSpSession->ComIdExtension));\r | |
604 | ERROR_CHECK(TcgStartPacket(&CreateStruct, AdminSpSession->TperSessionId, AdminSpSession->HostSessionId, 0x0, 0x0, 0x0));\r | |
605 | ERROR_CHECK(TcgStartSubPacket(&CreateStruct, 0x0));\r | |
606 | ERROR_CHECK(TcgStartMethodCall(&CreateStruct, OPAL_UID_ADMIN_SP_C_PIN_MSID, TCG_UID_METHOD_GET));\r | |
607 | ERROR_CHECK(TcgStartParameters(&CreateStruct));\r | |
608 | ERROR_CHECK(TcgAddStartList(&CreateStruct));\r | |
609 | ERROR_CHECK(TcgAddStartName(&CreateStruct));\r | |
610 | ERROR_CHECK(TcgAddUINT8(&CreateStruct, TCG_CELL_BLOCK_START_COLUMN_NAME));\r | |
611 | ERROR_CHECK(TcgAddUINT8(&CreateStruct, OPAL_ADMIN_SP_PIN_COL));\r | |
612 | ERROR_CHECK(TcgAddEndName(&CreateStruct));\r | |
613 | ERROR_CHECK(TcgAddStartName(&CreateStruct));\r | |
614 | ERROR_CHECK(TcgAddUINT8(&CreateStruct, TCG_CELL_BLOCK_END_COLUMN_NAME));\r | |
615 | ERROR_CHECK(TcgAddUINT8(&CreateStruct, OPAL_ADMIN_SP_PIN_COL));\r | |
616 | ERROR_CHECK(TcgAddEndName(&CreateStruct));\r | |
617 | ERROR_CHECK(TcgAddEndList(&CreateStruct));\r | |
618 | ERROR_CHECK(TcgEndParameters(&CreateStruct));\r | |
619 | ERROR_CHECK(TcgEndMethodCall(&CreateStruct));\r | |
620 | ERROR_CHECK(TcgEndSubPacket(&CreateStruct));\r | |
621 | ERROR_CHECK(TcgEndPacket(&CreateStruct));\r | |
622 | ERROR_CHECK(TcgEndComPacket(&CreateStruct, &Size));\r | |
623 | \r | |
624 | //\r | |
625 | // Send MSID Method Call\r | |
626 | //\r | |
a3068f06 | 627 | ERROR_CHECK(OpalPerformMethod(AdminSpSession, Size, Buffer, BUFFER_SIZE, &ParseStruct, &MethodStatus, 0));\r |
9dd05dde ED |
628 | METHOD_STATUS_ERROR_CHECK(MethodStatus, TcgResultFailure);\r |
629 | \r | |
630 | ERROR_CHECK(TcgGetNextStartList(&ParseStruct));\r | |
631 | ERROR_CHECK(TcgGetNextStartList(&ParseStruct));\r | |
632 | ERROR_CHECK(TcgGetNextStartName(&ParseStruct));\r | |
633 | ERROR_CHECK(TcgGetNextUINT32(&ParseStruct, &Col));\r | |
634 | ERROR_CHECK(TcgGetNextByteSequence(&ParseStruct, &RecvMsid, MsidLength));\r | |
635 | ERROR_CHECK(TcgGetNextEndName(&ParseStruct));\r | |
636 | ERROR_CHECK(TcgGetNextEndList(&ParseStruct));\r | |
637 | ERROR_CHECK(TcgGetNextEndList(&ParseStruct));\r | |
638 | ERROR_CHECK(TcgGetNextEndOfData(&ParseStruct));\r | |
639 | \r | |
640 | if (Col != OPAL_ADMIN_SP_PIN_COL) {\r | |
641 | DEBUG ((DEBUG_INFO, "ERROR: got col %u, expected %u\n", Col, OPAL_ADMIN_SP_PIN_COL));\r | |
642 | return TcgResultFailure;\r | |
643 | }\r | |
644 | \r | |
645 | if (RecvMsid == NULL) {\r | |
646 | return TcgResultFailure;\r | |
647 | }\r | |
648 | \r | |
649 | if (MsidBufferSize < *MsidLength) {\r | |
650 | DEBUG ((DEBUG_INFO, "Buffer too small MsidBufferSize: %d MsidLength: %d\n", MsidBufferSize, *MsidLength));\r | |
651 | return TcgResultFailureBufferTooSmall;\r | |
652 | }\r | |
653 | \r | |
654 | //\r | |
655 | // copy msid into Buffer\r | |
656 | //\r | |
657 | CopyMem(Msid, RecvMsid, *MsidLength);\r | |
658 | return TcgResultSuccess;\r | |
659 | }\r | |
660 | \r | |
a3068f06 ED |
661 | /**\r |
662 | \r | |
663 | The function retrieves the MSID from the device specified\r | |
664 | \r | |
665 | @param[in] AdminSpSession OPAL_SESSION with OPAL_UID_ADMIN_SP as OPAL_ADMIN_SP_ANYBODY_AUTHORITY\r | |
666 | @param[out] ActiveDataRemovalMechanism Active Data Removal Mechanism that the device will use for Revert/RevertSP calls.\r | |
667 | \r | |
668 | **/\r | |
669 | TCG_RESULT\r | |
670 | EFIAPI\r | |
671 | OpalPyrite2GetActiveDataRemovalMechanism (\r | |
672 | IN OPAL_SESSION *AdminSpSession,\r | |
673 | OUT UINT8 *ActiveDataRemovalMechanism\r | |
674 | )\r | |
675 | {\r | |
676 | TCG_CREATE_STRUCT CreateStruct;\r | |
677 | TCG_PARSE_STRUCT ParseStruct;\r | |
678 | UINT32 Size;\r | |
679 | UINT8 MethodStatus;\r | |
680 | UINT32 Col;\r | |
681 | UINT8 RecvActiveDataRemovalMechanism;\r | |
682 | UINT8 Buffer[BUFFER_SIZE];\r | |
683 | \r | |
684 | NULL_CHECK(AdminSpSession);\r | |
685 | NULL_CHECK(ActiveDataRemovalMechanism);\r | |
686 | \r | |
687 | ERROR_CHECK(TcgInitTcgCreateStruct(&CreateStruct, Buffer, BUFFER_SIZE));\r | |
688 | ERROR_CHECK(TcgStartComPacket(&CreateStruct, AdminSpSession->OpalBaseComId, AdminSpSession->ComIdExtension));\r | |
689 | ERROR_CHECK(TcgStartPacket(&CreateStruct, AdminSpSession->TperSessionId, AdminSpSession->HostSessionId, 0x0, 0x0, 0x0));\r | |
690 | ERROR_CHECK(TcgStartSubPacket(&CreateStruct, 0x0));\r | |
691 | ERROR_CHECK(TcgStartMethodCall(&CreateStruct, OPAL_UID_ADMIN_SP_DATA_REMOVAL_MECHANISM, TCG_UID_METHOD_GET));\r | |
692 | ERROR_CHECK(TcgStartParameters(&CreateStruct));\r | |
693 | ERROR_CHECK(TcgAddStartList(&CreateStruct));\r | |
694 | ERROR_CHECK(TcgAddStartName(&CreateStruct));\r | |
695 | ERROR_CHECK(TcgAddUINT8(&CreateStruct, TCG_CELL_BLOCK_START_COLUMN_NAME));\r | |
696 | ERROR_CHECK(TcgAddUINT8(&CreateStruct, OPAL_ADMIN_SP_ACTIVE_DATA_REMOVAL_MECHANISM_COL));\r | |
697 | ERROR_CHECK(TcgAddEndName(&CreateStruct));\r | |
698 | ERROR_CHECK(TcgAddStartName(&CreateStruct));\r | |
699 | ERROR_CHECK(TcgAddUINT8(&CreateStruct, TCG_CELL_BLOCK_END_COLUMN_NAME));\r | |
700 | ERROR_CHECK(TcgAddUINT8(&CreateStruct, OPAL_ADMIN_SP_ACTIVE_DATA_REMOVAL_MECHANISM_COL));\r | |
701 | ERROR_CHECK(TcgAddEndName(&CreateStruct));\r | |
702 | ERROR_CHECK(TcgAddEndList(&CreateStruct));\r | |
703 | ERROR_CHECK(TcgEndParameters(&CreateStruct));\r | |
704 | ERROR_CHECK(TcgEndMethodCall(&CreateStruct));\r | |
705 | ERROR_CHECK(TcgEndSubPacket(&CreateStruct));\r | |
706 | ERROR_CHECK(TcgEndPacket(&CreateStruct));\r | |
707 | ERROR_CHECK(TcgEndComPacket(&CreateStruct, &Size));\r | |
708 | \r | |
709 | //\r | |
710 | // Send Get Active Data Removal Mechanism Method Call\r | |
711 | //\r | |
712 | ERROR_CHECK(OpalPerformMethod(AdminSpSession, Size, Buffer, BUFFER_SIZE, &ParseStruct, &MethodStatus, 0));\r | |
713 | METHOD_STATUS_ERROR_CHECK(MethodStatus, TcgResultFailure);\r | |
714 | \r | |
715 | ERROR_CHECK(TcgGetNextStartList(&ParseStruct));\r | |
716 | ERROR_CHECK(TcgGetNextStartList(&ParseStruct));\r | |
717 | ERROR_CHECK(TcgGetNextStartName(&ParseStruct));\r | |
718 | ERROR_CHECK(TcgGetNextUINT32(&ParseStruct, &Col));\r | |
719 | ERROR_CHECK(TcgGetNextUINT8(&ParseStruct, &RecvActiveDataRemovalMechanism));\r | |
720 | ERROR_CHECK(TcgGetNextEndName(&ParseStruct));\r | |
721 | ERROR_CHECK(TcgGetNextEndList(&ParseStruct));\r | |
722 | ERROR_CHECK(TcgGetNextEndList(&ParseStruct));\r | |
723 | ERROR_CHECK(TcgGetNextEndOfData(&ParseStruct));\r | |
724 | \r | |
725 | if (Col != OPAL_ADMIN_SP_ACTIVE_DATA_REMOVAL_MECHANISM_COL) {\r | |
726 | DEBUG ((DEBUG_INFO, "ERROR: got col %u, expected %u\n", Col, OPAL_ADMIN_SP_ACTIVE_DATA_REMOVAL_MECHANISM_COL));\r | |
727 | return TcgResultFailure;\r | |
728 | }\r | |
729 | \r | |
730 | if (RecvActiveDataRemovalMechanism >= ResearvedMechanism) {\r | |
731 | return TcgResultFailure;\r | |
732 | }\r | |
733 | \r | |
734 | //\r | |
735 | // Copy active data removal mechanism into Buffer\r | |
736 | //\r | |
737 | CopyMem(ActiveDataRemovalMechanism, &RecvActiveDataRemovalMechanism, sizeof(RecvActiveDataRemovalMechanism));\r | |
738 | return TcgResultSuccess;\r | |
739 | }\r | |
740 | \r | |
9dd05dde ED |
741 | /**\r |
742 | \r | |
743 | The function calls the Admin SP RevertSP method on the Locking SP. If KeepUserData is True, then the optional parameter\r | |
744 | to keep the user Data is set to True, otherwise the optional parameter is not provided.\r | |
745 | \r | |
746 | @param[in] LockingSpSession OPAL_SESSION with OPAL_UID_LOCKING_SP as OPAL_LOCKING_SP_ADMIN1_AUTHORITY to revertSP\r | |
747 | @param[in] KeepUserData Specifies whether or not to keep user Data when performing RevertSP action. True = keeps user Data.\r | |
748 | @param[in/out] MethodStatus Method status of last action performed. If action succeeded, it should be TCG_METHOD_STATUS_CODE_SUCCESS.\r | |
749 | \r | |
750 | **/\r | |
751 | TCG_RESULT\r | |
752 | EFIAPI\r | |
753 | OpalAdminRevert(\r | |
754 | OPAL_SESSION *LockingSpSession,\r | |
755 | BOOLEAN KeepUserData,\r | |
756 | UINT8 *MethodStatus\r | |
757 | )\r | |
758 | {\r | |
759 | UINT8 Buf[BUFFER_SIZE];\r | |
760 | TCG_CREATE_STRUCT CreateStruct;\r | |
761 | UINT32 Size;\r | |
762 | TCG_PARSE_STRUCT ParseStruct;\r | |
763 | TCG_RESULT Ret;\r | |
764 | \r | |
765 | NULL_CHECK(LockingSpSession);\r | |
766 | NULL_CHECK(MethodStatus);\r | |
767 | \r | |
768 | //\r | |
769 | // ReadLocked or WriteLocked must be False (per Opal spec) to guarantee revertSP can keep user Data\r | |
770 | //\r | |
771 | if (KeepUserData) {\r | |
772 | //\r | |
773 | // set readlocked and writelocked to false\r | |
774 | //\r | |
775 | Ret = OpalUpdateGlobalLockingRange(\r | |
776 | LockingSpSession,\r | |
777 | FALSE,\r | |
778 | FALSE,\r | |
779 | MethodStatus);\r | |
780 | \r | |
781 | if (Ret != TcgResultSuccess || *MethodStatus != TCG_METHOD_STATUS_CODE_SUCCESS) {\r | |
782 | //\r | |
783 | // bail out\r | |
784 | //\r | |
785 | return Ret;\r | |
786 | }\r | |
787 | }\r | |
788 | \r | |
789 | ERROR_CHECK(TcgInitTcgCreateStruct(&CreateStruct, Buf, sizeof(Buf)));\r | |
790 | ERROR_CHECK(TcgStartComPacket(&CreateStruct, LockingSpSession->OpalBaseComId, LockingSpSession->ComIdExtension));\r | |
791 | ERROR_CHECK(TcgStartPacket(&CreateStruct, LockingSpSession->TperSessionId, LockingSpSession->HostSessionId, 0x0, 0x0, 0x0));\r | |
792 | ERROR_CHECK(TcgStartSubPacket(&CreateStruct, 0x0));\r | |
793 | ERROR_CHECK(TcgStartMethodCall(&CreateStruct, TCG_UID_THIS_SP, OPAL_LOCKING_SP_REVERTSP_METHOD));\r | |
794 | ERROR_CHECK(TcgStartParameters(&CreateStruct));\r | |
795 | \r | |
796 | if (KeepUserData) {\r | |
797 | //\r | |
798 | // optional parameter to keep Data after revert\r | |
799 | //\r | |
800 | ERROR_CHECK(TcgAddStartName(&CreateStruct));\r | |
801 | ERROR_CHECK(TcgAddUINT32(&CreateStruct, 0x060000)); // weird Value but that's what spec says\r | |
802 | ERROR_CHECK(TcgAddBOOLEAN(&CreateStruct, KeepUserData));\r | |
803 | ERROR_CHECK(TcgAddEndName(&CreateStruct));\r | |
804 | }\r | |
805 | \r | |
806 | ERROR_CHECK(TcgEndParameters(&CreateStruct));\r | |
807 | ERROR_CHECK(TcgEndMethodCall(&CreateStruct));\r | |
808 | ERROR_CHECK(TcgEndSubPacket(&CreateStruct));\r | |
809 | ERROR_CHECK(TcgEndPacket(&CreateStruct));\r | |
810 | ERROR_CHECK(TcgEndComPacket(&CreateStruct, &Size));\r | |
811 | \r | |
812 | //\r | |
813 | // Send RevertSP method call\r | |
814 | //\r | |
a3068f06 ED |
815 | ERROR_CHECK(OpalPerformMethod(LockingSpSession, Size, Buf, sizeof(Buf), &ParseStruct, MethodStatus, 0));\r |
816 | \r | |
817 | //\r | |
818 | // Session is immediately ended by device after successful revertsp, so no need to end Session\r | |
819 | //\r | |
820 | if (*MethodStatus == TCG_METHOD_STATUS_CODE_SUCCESS) {\r | |
821 | //\r | |
822 | // Caller should take ownership again\r | |
823 | //\r | |
824 | return TcgResultSuccess;\r | |
825 | } else {\r | |
826 | //\r | |
827 | // End Session\r | |
828 | //\r | |
829 | METHOD_STATUS_ERROR_CHECK(*MethodStatus, TcgResultSuccess); // exit with success on method failure - user must inspect MethodStatus\r | |
830 | }\r | |
831 | \r | |
832 | return TcgResultSuccess;\r | |
833 | }\r | |
834 | \r | |
835 | \r | |
836 | /**\r | |
837 | \r | |
838 | The function calls the Admin SP RevertSP method on the Locking SP. If KeepUserData is True, then the optional parameter\r | |
839 | to keep the user Data is set to True, otherwise the optional parameter is not provided.\r | |
840 | \r | |
841 | @param[in] LockingSpSession OPAL_SESSION with OPAL_UID_LOCKING_SP as OPAL_LOCKING_SP_ADMIN1_AUTHORITY to revertSP\r | |
842 | @param[in] KeepUserData Specifies whether or not to keep user Data when performing RevertSP action. True = keeps user Data.\r | |
843 | @param[in/out] MethodStatus Method status of last action performed. If action succeeded, it should be TCG_METHOD_STATUS_CODE_SUCCESS.\r | |
844 | @param[in] EstimateTimeCost Estimate the time needed.\r | |
845 | \r | |
846 | **/\r | |
847 | TCG_RESULT\r | |
848 | EFIAPI\r | |
849 | OpalPyrite2AdminRevert(\r | |
850 | OPAL_SESSION *LockingSpSession,\r | |
851 | BOOLEAN KeepUserData,\r | |
852 | UINT8 *MethodStatus,\r | |
853 | UINT32 EstimateTimeCost\r | |
854 | )\r | |
855 | {\r | |
856 | UINT8 Buf[BUFFER_SIZE];\r | |
857 | TCG_CREATE_STRUCT CreateStruct;\r | |
858 | UINT32 Size;\r | |
859 | TCG_PARSE_STRUCT ParseStruct;\r | |
860 | TCG_RESULT Ret;\r | |
861 | \r | |
862 | NULL_CHECK(LockingSpSession);\r | |
863 | NULL_CHECK(MethodStatus);\r | |
864 | \r | |
865 | //\r | |
866 | // ReadLocked or WriteLocked must be False (per Opal spec) to guarantee revertSP can keep user Data\r | |
867 | //\r | |
868 | if (KeepUserData) {\r | |
869 | //\r | |
870 | // set readlocked and writelocked to false\r | |
871 | //\r | |
872 | Ret = OpalUpdateGlobalLockingRange(\r | |
873 | LockingSpSession,\r | |
874 | FALSE,\r | |
875 | FALSE,\r | |
876 | MethodStatus);\r | |
877 | \r | |
878 | if (Ret != TcgResultSuccess || *MethodStatus != TCG_METHOD_STATUS_CODE_SUCCESS) {\r | |
879 | //\r | |
880 | // bail out\r | |
881 | //\r | |
882 | return Ret;\r | |
883 | }\r | |
884 | }\r | |
885 | \r | |
886 | ERROR_CHECK(TcgInitTcgCreateStruct(&CreateStruct, Buf, sizeof(Buf)));\r | |
887 | ERROR_CHECK(TcgStartComPacket(&CreateStruct, LockingSpSession->OpalBaseComId, LockingSpSession->ComIdExtension));\r | |
888 | ERROR_CHECK(TcgStartPacket(&CreateStruct, LockingSpSession->TperSessionId, LockingSpSession->HostSessionId, 0x0, 0x0, 0x0));\r | |
889 | ERROR_CHECK(TcgStartSubPacket(&CreateStruct, 0x0));\r | |
890 | ERROR_CHECK(TcgStartMethodCall(&CreateStruct, TCG_UID_THIS_SP, OPAL_LOCKING_SP_REVERTSP_METHOD));\r | |
891 | ERROR_CHECK(TcgStartParameters(&CreateStruct));\r | |
892 | \r | |
893 | if (KeepUserData) {\r | |
894 | //\r | |
895 | // optional parameter to keep Data after revert\r | |
896 | //\r | |
897 | ERROR_CHECK(TcgAddStartName(&CreateStruct));\r | |
898 | ERROR_CHECK(TcgAddUINT32(&CreateStruct, 0x060000)); // weird Value but that's what spec says\r | |
899 | ERROR_CHECK(TcgAddBOOLEAN(&CreateStruct, KeepUserData));\r | |
900 | ERROR_CHECK(TcgAddEndName(&CreateStruct));\r | |
901 | }\r | |
902 | \r | |
903 | ERROR_CHECK(TcgEndParameters(&CreateStruct));\r | |
904 | ERROR_CHECK(TcgEndMethodCall(&CreateStruct));\r | |
905 | ERROR_CHECK(TcgEndSubPacket(&CreateStruct));\r | |
906 | ERROR_CHECK(TcgEndPacket(&CreateStruct));\r | |
907 | ERROR_CHECK(TcgEndComPacket(&CreateStruct, &Size));\r | |
908 | \r | |
909 | //\r | |
910 | // Send RevertSP method call\r | |
911 | //\r | |
912 | ERROR_CHECK(OpalPerformMethod(LockingSpSession, Size, Buf, sizeof(Buf), &ParseStruct, MethodStatus, EstimateTimeCost));\r | |
9dd05dde ED |
913 | \r |
914 | //\r | |
915 | // Session is immediately ended by device after successful revertsp, so no need to end Session\r | |
916 | //\r | |
917 | if (*MethodStatus == TCG_METHOD_STATUS_CODE_SUCCESS) {\r | |
918 | //\r | |
919 | // Caller should take ownership again\r | |
920 | //\r | |
921 | return TcgResultSuccess;\r | |
922 | } else {\r | |
923 | //\r | |
924 | // End Session\r | |
925 | //\r | |
926 | METHOD_STATUS_ERROR_CHECK(*MethodStatus, TcgResultSuccess); // exit with success on method failure - user must inspect MethodStatus\r | |
927 | }\r | |
928 | \r | |
929 | return TcgResultSuccess;\r | |
930 | }\r | |
931 | \r | |
932 | /**\r | |
933 | \r | |
934 | The function activates the Locking SP.\r | |
935 | Once activated, per Opal spec, the ADMIN SP SID PIN is copied over to the ADMIN1 LOCKING SP PIN.\r | |
936 | If the Locking SP is already enabled, then TcgResultSuccess is returned and no action occurs.\r | |
937 | \r | |
938 | @param[in] AdminSpSession OPAL_SESSION with OPAL_UID_ADMIN_SP as OPAL_ADMIN_SP_SID_AUTHORITY to activate Locking SP\r | |
939 | @param[in/out] MethodStatus Method status of last action performed. If action succeeded, it should be TCG_METHOD_STATUS_CODE_SUCCESS.\r | |
940 | \r | |
941 | **/\r | |
942 | TCG_RESULT\r | |
943 | EFIAPI\r | |
944 | OpalActivateLockingSp(\r | |
945 | OPAL_SESSION *AdminSpSession,\r | |
946 | UINT8 *MethodStatus\r | |
947 | )\r | |
948 | {\r | |
949 | UINT8 Buf[BUFFER_SIZE];\r | |
950 | TCG_CREATE_STRUCT CreateStruct;\r | |
951 | UINT32 Size;\r | |
952 | TCG_PARSE_STRUCT ParseStruct;\r | |
953 | \r | |
954 | NULL_CHECK(AdminSpSession);\r | |
955 | NULL_CHECK(MethodStatus);\r | |
956 | \r | |
957 | //\r | |
958 | // Call Activate method on Locking SP\r | |
959 | //\r | |
960 | ERROR_CHECK(TcgInitTcgCreateStruct(&CreateStruct, Buf, sizeof(Buf)));\r | |
961 | ERROR_CHECK(TcgStartComPacket(&CreateStruct, AdminSpSession->OpalBaseComId, AdminSpSession->ComIdExtension));\r | |
962 | ERROR_CHECK(TcgStartPacket(&CreateStruct, AdminSpSession->TperSessionId, AdminSpSession->HostSessionId, 0x0, 0x0, 0x0));\r | |
963 | ERROR_CHECK(TcgStartSubPacket(&CreateStruct, 0x0));\r | |
964 | ERROR_CHECK(TcgStartMethodCall(&CreateStruct, OPAL_UID_LOCKING_SP, OPAL_ADMIN_SP_ACTIVATE_METHOD));\r | |
965 | ERROR_CHECK(TcgStartParameters(&CreateStruct));\r | |
966 | ERROR_CHECK(TcgEndParameters(&CreateStruct));\r | |
967 | ERROR_CHECK(TcgEndMethodCall(&CreateStruct));\r | |
968 | ERROR_CHECK(TcgEndSubPacket(&CreateStruct));\r | |
969 | ERROR_CHECK(TcgEndPacket(&CreateStruct));\r | |
970 | ERROR_CHECK(TcgEndComPacket(&CreateStruct, &Size));\r | |
971 | \r | |
972 | //\r | |
973 | // Send Activate method call\r | |
974 | //\r | |
a3068f06 | 975 | ERROR_CHECK(OpalPerformMethod(AdminSpSession, Size, Buf, sizeof(Buf), &ParseStruct, MethodStatus, 0));\r |
9dd05dde ED |
976 | METHOD_STATUS_ERROR_CHECK(*MethodStatus, TcgResultSuccess); // exit with success on method failure - user must inspect MethodStatus\r |
977 | \r | |
978 | return TcgResultSuccess;\r | |
979 | }\r | |
980 | \r | |
981 | /**\r | |
982 | \r | |
983 | The function sets the PIN column of the specified cpinRowUid (authority) with the newPin Value.\r | |
984 | \r | |
985 | @param[in/out] Session OPAL_SESSION to set password\r | |
986 | @param[in] CpinRowUid UID of row (authority) to update PIN column\r | |
987 | @param[in] NewPin New Pin to set for cpinRowUid specified\r | |
988 | @param[in] NewPinLength Length in bytes of newPin\r | |
989 | @param[in/out] MethodStatus Method status of last action performed. If action succeeded, it should be TCG_METHOD_STATUS_CODE_SUCCESS.\r | |
990 | \r | |
991 | **/\r | |
992 | TCG_RESULT\r | |
993 | EFIAPI\r | |
994 | OpalSetPassword(\r | |
995 | OPAL_SESSION *Session,\r | |
996 | TCG_UID CpinRowUid,\r | |
997 | const VOID *NewPin,\r | |
998 | UINT32 NewPinLength,\r | |
999 | UINT8 *MethodStatus\r | |
1000 | )\r | |
1001 | {\r | |
1002 | UINT8 Buf[BUFFER_SIZE];\r | |
1003 | TCG_CREATE_STRUCT CreateStruct;\r | |
1004 | TCG_PARSE_STRUCT ParseStruct;\r | |
1005 | UINT32 Size;\r | |
1006 | \r | |
1007 | NULL_CHECK(Session);\r | |
1008 | NULL_CHECK(NewPin);\r | |
1009 | NULL_CHECK(MethodStatus);\r | |
1010 | \r | |
1011 | ERROR_CHECK(TcgInitTcgCreateStruct(&CreateStruct, Buf, sizeof(Buf)));\r | |
1012 | ERROR_CHECK(TcgCreateSetCPin(\r | |
1013 | &CreateStruct,\r | |
1014 | &Size,\r | |
1015 | Session->OpalBaseComId,\r | |
1016 | Session->ComIdExtension,\r | |
1017 | Session->TperSessionId,\r | |
1018 | Session->HostSessionId,\r | |
1019 | CpinRowUid,\r | |
1020 | NewPin,\r | |
1021 | NewPinLength\r | |
1022 | ));\r | |
1023 | \r | |
a3068f06 | 1024 | ERROR_CHECK(OpalPerformMethod(Session, Size, Buf, sizeof(Buf), &ParseStruct, MethodStatus, 0));\r |
9dd05dde ED |
1025 | // exit with success on method failure - user must inspect MethodStatus\r |
1026 | METHOD_STATUS_ERROR_CHECK(*MethodStatus, TcgResultSuccess);\r | |
1027 | \r | |
1028 | return TcgResultSuccess;\r | |
1029 | }\r | |
1030 | \r | |
1031 | /**\r | |
1032 | \r | |
1033 | The function sets the Enabled column to TRUE for the authorityUid provided and updates the PIN column for the cpinRowUid provided\r | |
1034 | using the newPin provided. AuthorityUid and cpinRowUid should describe the same authority.\r | |
1035 | \r | |
1036 | @param[in] LockingSpSession OPAL_SESSION with OPAL_UID_LOCKING_SP as OPAL_LOCKING_SP_ADMIN1_AUTHORITY to update\r | |
1037 | @param[in] CpinRowUid Row UID of C_PIN table of Locking SP to update PIN\r | |
1038 | @param[in] AuthorityUid UID of Locking SP authority to update Pin column with\r | |
1039 | @param[in] NewPin New Password used to set Pin column\r | |
1040 | @param[in] NewPinLength Length in bytes of new password\r | |
1041 | @param[in/out] MethodStatus Method status of last action performed. If action succeeded, it should be TCG_METHOD_STATUS_CODE_SUCCESS.\r | |
1042 | \r | |
1043 | **/\r | |
1044 | TCG_RESULT\r | |
1045 | EFIAPI\r | |
1046 | OpalSetLockingSpAuthorityEnabledAndPin(\r | |
1047 | OPAL_SESSION *LockingSpSession,\r | |
1048 | TCG_UID CpinRowUid,\r | |
1049 | TCG_UID AuthorityUid,\r | |
1050 | const VOID *NewPin,\r | |
1051 | UINT32 NewPinLength,\r | |
1052 | UINT8 *MethodStatus\r | |
1053 | )\r | |
1054 | {\r | |
1055 | UINT8 Buf[BUFFER_SIZE];\r | |
1056 | TCG_CREATE_STRUCT CreateStruct;\r | |
1057 | TCG_PARSE_STRUCT ParseStruct;\r | |
1058 | UINT32 Size;\r | |
1059 | TCG_UID ActiveKey;\r | |
6e7423c3 | 1060 | TCG_RESULT Ret;\r |
9dd05dde ED |
1061 | \r |
1062 | NULL_CHECK(LockingSpSession);\r | |
1063 | NULL_CHECK(NewPin);\r | |
1064 | NULL_CHECK(MethodStatus);\r | |
1065 | \r | |
1066 | ERROR_CHECK(TcgInitTcgCreateStruct(&CreateStruct, Buf, sizeof(Buf)));\r | |
1067 | ERROR_CHECK(TcgSetAuthorityEnabled(\r | |
1068 | &CreateStruct,\r | |
1069 | &Size,\r | |
1070 | LockingSpSession->OpalBaseComId,\r | |
1071 | LockingSpSession->ComIdExtension,\r | |
1072 | LockingSpSession->TperSessionId,\r | |
1073 | LockingSpSession->HostSessionId,\r | |
1074 | AuthorityUid,\r | |
1075 | TRUE));\r | |
1076 | \r | |
a3068f06 | 1077 | ERROR_CHECK(OpalPerformMethod(LockingSpSession, Size, Buf, sizeof(Buf), &ParseStruct, MethodStatus, 0));\r |
9dd05dde ED |
1078 | \r |
1079 | if (*MethodStatus != TCG_METHOD_STATUS_CODE_SUCCESS) {\r | |
1080 | DEBUG ((DEBUG_INFO, "Send Set Authority error\n"));\r | |
1081 | return TcgResultFailure;\r | |
1082 | }\r | |
1083 | \r | |
1084 | ERROR_CHECK(TcgInitTcgCreateStruct(&CreateStruct, Buf, sizeof(Buf)));\r | |
1085 | \r | |
1086 | ERROR_CHECK(TcgCreateSetCPin(\r | |
1087 | &CreateStruct,\r | |
1088 | &Size,\r | |
1089 | LockingSpSession->OpalBaseComId,\r | |
1090 | LockingSpSession->ComIdExtension,\r | |
1091 | LockingSpSession->TperSessionId,\r | |
1092 | LockingSpSession->HostSessionId,\r | |
1093 | CpinRowUid,\r | |
1094 | NewPin,\r | |
1095 | NewPinLength));\r | |
1096 | \r | |
a3068f06 | 1097 | ERROR_CHECK(OpalPerformMethod(LockingSpSession, Size, Buf, sizeof(Buf), &ParseStruct, MethodStatus, 0));\r |
9dd05dde ED |
1098 | \r |
1099 | //\r | |
1100 | // allow user1 to set global range to unlocked/locked by modifying ACE_Locking_GlobalRange_SetRdLocked/SetWrLocked\r | |
1101 | //\r | |
1102 | ERROR_CHECK(TcgInitTcgCreateStruct(&CreateStruct, Buf, sizeof(Buf)));\r | |
1103 | ERROR_CHECK(TcgCreateSetAce(\r | |
1104 | &CreateStruct,\r | |
1105 | &Size,\r | |
1106 | LockingSpSession->OpalBaseComId,\r | |
1107 | LockingSpSession->ComIdExtension,\r | |
1108 | LockingSpSession->TperSessionId,\r | |
1109 | LockingSpSession->HostSessionId,\r | |
1110 | OPAL_LOCKING_SP_ACE_LOCKING_GLOBALRANGE_SET_RDLOCKED,\r | |
1111 | OPAL_LOCKING_SP_USER1_AUTHORITY,\r | |
1112 | TCG_ACE_EXPRESSION_OR,\r | |
1113 | OPAL_LOCKING_SP_ADMINS_AUTHORITY\r | |
1114 | ));\r | |
1115 | \r | |
a3068f06 | 1116 | ERROR_CHECK(OpalPerformMethod(LockingSpSession, Size, Buf, sizeof(Buf), &ParseStruct, MethodStatus, 0));\r |
9dd05dde ED |
1117 | \r |
1118 | if (*MethodStatus != TCG_METHOD_STATUS_CODE_SUCCESS) {\r | |
1119 | DEBUG ((DEBUG_INFO, "Update ACE for RDLOCKED failed\n"));\r | |
1120 | return TcgResultFailure;\r | |
1121 | }\r | |
1122 | \r | |
1123 | ERROR_CHECK(TcgInitTcgCreateStruct(&CreateStruct, Buf, sizeof(Buf)));\r | |
1124 | ERROR_CHECK(TcgCreateSetAce(\r | |
1125 | &CreateStruct,\r | |
1126 | &Size,\r | |
1127 | LockingSpSession->OpalBaseComId,\r | |
1128 | LockingSpSession->ComIdExtension,\r | |
1129 | LockingSpSession->TperSessionId,\r | |
1130 | LockingSpSession->HostSessionId,\r | |
1131 | OPAL_LOCKING_SP_ACE_LOCKING_GLOBALRANGE_SET_WRLOCKED,\r | |
1132 | OPAL_LOCKING_SP_USER1_AUTHORITY,\r | |
1133 | TCG_ACE_EXPRESSION_OR,\r | |
1134 | OPAL_LOCKING_SP_ADMINS_AUTHORITY\r | |
1135 | ));\r | |
1136 | \r | |
a3068f06 | 1137 | ERROR_CHECK(OpalPerformMethod(LockingSpSession, Size, Buf, sizeof(Buf), &ParseStruct, MethodStatus, 0));\r |
9dd05dde ED |
1138 | \r |
1139 | if (*MethodStatus != TCG_METHOD_STATUS_CODE_SUCCESS) {\r | |
1140 | DEBUG ((DEBUG_INFO, "Update ACE for WRLOCKED failed\n"));\r | |
1141 | return TcgResultFailure;\r | |
1142 | }\r | |
1143 | \r | |
1144 | ERROR_CHECK(TcgInitTcgCreateStruct(&CreateStruct, Buf, sizeof(Buf)));\r | |
1145 | ERROR_CHECK(OpalCreateRetrieveGlobalLockingRangeActiveKey(LockingSpSession, &CreateStruct, &Size));\r | |
a3068f06 | 1146 | ERROR_CHECK(OpalPerformMethod(LockingSpSession, Size, Buf, sizeof(Buf), &ParseStruct, MethodStatus, 0));\r |
9dd05dde | 1147 | \r |
6e7423c3 ED |
1148 | //\r |
1149 | // For Pyrite type SSC, it not supports Active Key. \r | |
1150 | // So here add check logic before enable it.\r | |
1151 | //\r | |
1152 | Ret = OpalParseRetrieveGlobalLockingRangeActiveKey(&ParseStruct, &ActiveKey);\r | |
1153 | if (Ret == TcgResultSuccess) {\r | |
1154 | ERROR_CHECK(TcgInitTcgCreateStruct(&CreateStruct, Buf, sizeof(Buf)));\r | |
1155 | ERROR_CHECK(TcgCreateSetAce(\r | |
1156 | &CreateStruct,\r | |
1157 | &Size,\r | |
1158 | LockingSpSession->OpalBaseComId,\r | |
1159 | LockingSpSession->ComIdExtension,\r | |
1160 | LockingSpSession->TperSessionId,\r | |
1161 | LockingSpSession->HostSessionId,\r | |
1162 | (ActiveKey == OPAL_LOCKING_SP_K_AES_256_GLOBALRANGE_KEY) ? OPAL_LOCKING_SP_ACE_K_AES_256_GLOBALRANGE_GENKEY : OPAL_LOCKING_SP_ACE_K_AES_128_GLOBALRANGE_GENKEY,\r | |
1163 | OPAL_LOCKING_SP_USER1_AUTHORITY,\r | |
1164 | TCG_ACE_EXPRESSION_OR,\r | |
1165 | OPAL_LOCKING_SP_ADMINS_AUTHORITY\r | |
1166 | ));\r | |
9dd05dde | 1167 | \r |
a3068f06 | 1168 | ERROR_CHECK(OpalPerformMethod(LockingSpSession, Size, Buf, sizeof(Buf), &ParseStruct, MethodStatus, 0));\r |
9dd05dde | 1169 | \r |
6e7423c3 ED |
1170 | if (*MethodStatus != TCG_METHOD_STATUS_CODE_SUCCESS) {\r |
1171 | DEBUG ((DEBUG_INFO, "Update ACE for GLOBALRANGE_GENKEY failed\n"));\r | |
1172 | //\r | |
dbff6ed0 | 1173 | // Disable user1 if all permissions are not granted.\r |
6e7423c3 ED |
1174 | //\r |
1175 | return TcgResultFailure;\r | |
1176 | }\r | |
9dd05dde ED |
1177 | }\r |
1178 | \r | |
1179 | ERROR_CHECK(TcgInitTcgCreateStruct(&CreateStruct, Buf, sizeof(Buf)));\r | |
1180 | ERROR_CHECK(TcgCreateSetAce(\r | |
1181 | &CreateStruct,\r | |
1182 | &Size,\r | |
1183 | LockingSpSession->OpalBaseComId,\r | |
1184 | LockingSpSession->ComIdExtension,\r | |
1185 | LockingSpSession->TperSessionId,\r | |
1186 | LockingSpSession->HostSessionId,\r | |
1187 | OPAL_LOCKING_SP_ACE_LOCKING_GLOBALRANGE_GET_ALL,\r | |
1188 | OPAL_LOCKING_SP_USER1_AUTHORITY,\r | |
1189 | TCG_ACE_EXPRESSION_OR,\r | |
1190 | OPAL_LOCKING_SP_ADMINS_AUTHORITY\r | |
1191 | ));\r | |
1192 | \r | |
a3068f06 | 1193 | ERROR_CHECK(OpalPerformMethod(LockingSpSession, Size, Buf, sizeof(Buf), &ParseStruct, MethodStatus, 0));\r |
9dd05dde ED |
1194 | \r |
1195 | if (*MethodStatus != TCG_METHOD_STATUS_CODE_SUCCESS) {\r | |
1196 | DEBUG ((DEBUG_INFO, "Update ACE for OPAL_LOCKING_SP_ACE_LOCKING_GLOBALRANGE_GET_ALL failed\n"));\r | |
1197 | return TcgResultFailure;\r | |
1198 | }\r | |
1199 | \r | |
1200 | return TcgResultSuccess;\r | |
1201 | }\r | |
1202 | \r | |
1203 | /**\r | |
1204 | \r | |
1205 | The function sets the Enabled column to FALSE for the USER1 authority.\r | |
1206 | \r | |
1207 | @param[in] LockingSpSession OPAL_SESSION with OPAL_UID_LOCKING_SP as OPAL_LOCKING_SP_ADMIN1_AUTHORITY to disable User1\r | |
1208 | @param[in/out] MethodStatus Method status of last action performed. If action succeeded, it should be TCG_METHOD_STATUS_CODE_SUCCESS.\r | |
1209 | \r | |
1210 | **/\r | |
1211 | TCG_RESULT\r | |
1212 | EFIAPI\r | |
1213 | OpalDisableUser(\r | |
1214 | OPAL_SESSION *LockingSpSession,\r | |
1215 | UINT8 *MethodStatus\r | |
1216 | )\r | |
1217 | {\r | |
1218 | UINT8 Buf[BUFFER_SIZE];\r | |
1219 | TCG_CREATE_STRUCT CreateStruct;\r | |
1220 | TCG_PARSE_STRUCT ParseStruct;\r | |
1221 | UINT32 Size;\r | |
1222 | \r | |
1223 | NULL_CHECK(LockingSpSession);\r | |
1224 | NULL_CHECK(MethodStatus);\r | |
1225 | \r | |
1226 | ERROR_CHECK(TcgInitTcgCreateStruct(&CreateStruct, Buf, sizeof(Buf)));\r | |
1227 | ERROR_CHECK(TcgSetAuthorityEnabled(\r | |
1228 | &CreateStruct,\r | |
1229 | &Size,\r | |
1230 | LockingSpSession->OpalBaseComId,\r | |
1231 | LockingSpSession->ComIdExtension,\r | |
1232 | LockingSpSession->TperSessionId,\r | |
1233 | LockingSpSession->HostSessionId,\r | |
1234 | OPAL_LOCKING_SP_USER1_AUTHORITY,\r | |
1235 | FALSE));\r | |
1236 | \r | |
a3068f06 | 1237 | ERROR_CHECK(OpalPerformMethod(LockingSpSession, Size, Buf, sizeof(Buf), &ParseStruct, MethodStatus, 0));\r |
9dd05dde ED |
1238 | \r |
1239 | return TcgResultSuccess;\r | |
1240 | }\r | |
1241 | \r | |
1242 | /**\r | |
1243 | \r | |
1244 | The function retrieves the active key of the global locking range\r | |
1245 | and calls the GenKey method on the active key retrieved.\r | |
1246 | \r | |
1247 | @param[in] LockingSpSession OPAL_SESSION with OPAL_UID_LOCKING_SP to generate key\r | |
1248 | @param[in/out] MethodStatus Method status of last action performed. If action succeeded, it should be TCG_METHOD_STATUS_CODE_SUCCESS.\r | |
1249 | \r | |
1250 | **/\r | |
1251 | TCG_RESULT\r | |
1252 | EFIAPI\r | |
1253 | OpalGlobalLockingRangeGenKey(\r | |
1254 | OPAL_SESSION *LockingSpSession,\r | |
1255 | UINT8 *MethodStatus\r | |
1256 | )\r | |
1257 | {\r | |
1258 | UINT8 Buf[BUFFER_SIZE];\r | |
1259 | TCG_CREATE_STRUCT CreateStruct;\r | |
1260 | TCG_PARSE_STRUCT ParseStruct;\r | |
1261 | UINT32 Size;\r | |
1262 | TCG_UID ActiveKey;\r | |
1263 | \r | |
1264 | NULL_CHECK(LockingSpSession);\r | |
1265 | NULL_CHECK(MethodStatus);\r | |
1266 | \r | |
1267 | ERROR_CHECK(TcgInitTcgCreateStruct(&CreateStruct, Buf, sizeof(Buf)));\r | |
1268 | //\r | |
1269 | // retrieve the activekey in order to know which globalrange key to generate\r | |
1270 | //\r | |
1271 | ERROR_CHECK(OpalCreateRetrieveGlobalLockingRangeActiveKey(LockingSpSession, &CreateStruct, &Size));\r | |
a3068f06 | 1272 | ERROR_CHECK(OpalPerformMethod(LockingSpSession, Size, Buf, sizeof(Buf), &ParseStruct, MethodStatus, 0));\r |
9dd05dde ED |
1273 | \r |
1274 | METHOD_STATUS_ERROR_CHECK(*MethodStatus, TcgResultSuccess);\r | |
1275 | \r | |
1276 | ERROR_CHECK(OpalParseRetrieveGlobalLockingRangeActiveKey(&ParseStruct, &ActiveKey));\r | |
1277 | \r | |
1278 | //\r | |
1279 | // call genkey on ActiveKey UID\r | |
1280 | //\r | |
1281 | ERROR_CHECK(TcgInitTcgCreateStruct(&CreateStruct, Buf, sizeof(Buf)));\r | |
1282 | ERROR_CHECK(TcgStartComPacket(&CreateStruct, LockingSpSession->OpalBaseComId, LockingSpSession->ComIdExtension));\r | |
1283 | ERROR_CHECK(TcgStartPacket(&CreateStruct, LockingSpSession->TperSessionId, LockingSpSession->HostSessionId, 0x0, 0x0, 0x0));\r | |
1284 | ERROR_CHECK(TcgStartSubPacket(&CreateStruct, 0x0));\r | |
1285 | ERROR_CHECK(TcgStartMethodCall(&CreateStruct, ActiveKey, TCG_UID_METHOD_GEN_KEY));\r | |
1286 | ERROR_CHECK(TcgStartParameters(&CreateStruct));\r | |
1287 | ERROR_CHECK(TcgEndParameters(&CreateStruct));\r | |
1288 | ERROR_CHECK(TcgEndMethodCall(&CreateStruct));\r | |
1289 | ERROR_CHECK(TcgEndSubPacket(&CreateStruct));\r | |
1290 | ERROR_CHECK(TcgEndPacket(&CreateStruct));\r | |
1291 | ERROR_CHECK(TcgEndComPacket(&CreateStruct, &Size));\r | |
1292 | \r | |
a3068f06 | 1293 | ERROR_CHECK(OpalPerformMethod(LockingSpSession, Size, Buf, sizeof(Buf), &ParseStruct, MethodStatus, 0));\r |
9dd05dde ED |
1294 | \r |
1295 | return TcgResultSuccess;\r | |
1296 | }\r | |
1297 | \r | |
1298 | /**\r | |
1299 | \r | |
1300 | The function updates the ReadLocked and WriteLocked columns of the Global Locking Range.\r | |
0ab475c9 | 1301 | This function is required for a user1 authority, since a user1 authority shall only have access to ReadLocked and WriteLocked columns\r |
9dd05dde ED |
1302 | (not ReadLockEnabled and WriteLockEnabled columns).\r |
1303 | \r | |
1304 | @param[in] LockingSpSession OPAL_SESSION with OPAL_UID_LOCKING_SP to generate key\r | |
1305 | @param[in] ReadLocked Value to set ReadLocked column for Global Locking Range\r | |
1306 | @param[in] WriteLocked Value to set WriteLocked column for Global Locking Range\r | |
1307 | @param[in/out] MethodStatus Method status of last action performed. If action succeeded, it should be TCG_METHOD_STATUS_CODE_SUCCESS.\r | |
1308 | \r | |
1309 | **/\r | |
1310 | TCG_RESULT\r | |
1311 | EFIAPI\r | |
1312 | OpalUpdateGlobalLockingRange(\r | |
1313 | OPAL_SESSION *LockingSpSession,\r | |
1314 | BOOLEAN ReadLocked,\r | |
1315 | BOOLEAN WriteLocked,\r | |
1316 | UINT8 *MethodStatus\r | |
1317 | )\r | |
1318 | {\r | |
1319 | UINT8 Buf[BUFFER_SIZE];\r | |
1320 | TCG_CREATE_STRUCT CreateStruct;\r | |
1321 | TCG_PARSE_STRUCT ParseStruct;\r | |
1322 | UINT32 Size;\r | |
1323 | \r | |
1324 | NULL_CHECK(LockingSpSession);\r | |
1325 | NULL_CHECK(MethodStatus);\r | |
1326 | \r | |
1327 | ERROR_CHECK(TcgInitTcgCreateStruct(&CreateStruct, Buf, sizeof(Buf)));\r | |
1328 | \r | |
1329 | //\r | |
1330 | // set global locking range values\r | |
1331 | //\r | |
1332 | ERROR_CHECK(TcgStartComPacket(&CreateStruct, LockingSpSession->OpalBaseComId, LockingSpSession->ComIdExtension));\r | |
1333 | ERROR_CHECK(TcgStartPacket(&CreateStruct, LockingSpSession->TperSessionId, LockingSpSession->HostSessionId, 0x0, 0x0, 0x0));\r | |
1334 | ERROR_CHECK(TcgStartSubPacket(&CreateStruct, 0x0));\r | |
1335 | ERROR_CHECK(TcgStartMethodCall(&CreateStruct, OPAL_LOCKING_SP_LOCKING_GLOBALRANGE, TCG_UID_METHOD_SET));\r | |
1336 | ERROR_CHECK(TcgStartParameters(&CreateStruct));\r | |
1337 | ERROR_CHECK(TcgAddStartName(&CreateStruct));\r | |
1338 | ERROR_CHECK(TcgAddUINT8(&CreateStruct, 0x01)); // "Values"\r | |
1339 | ERROR_CHECK(TcgAddStartList(&CreateStruct));\r | |
1340 | \r | |
1341 | ERROR_CHECK(TcgAddStartName(&CreateStruct));\r | |
1342 | ERROR_CHECK(TcgAddUINT8(&CreateStruct, 0x07)); // "ReadLocked"\r | |
1343 | ERROR_CHECK(TcgAddBOOLEAN(&CreateStruct, ReadLocked));\r | |
1344 | ERROR_CHECK(TcgAddEndName(&CreateStruct));\r | |
1345 | \r | |
1346 | ERROR_CHECK(TcgAddStartName(&CreateStruct));\r | |
1347 | ERROR_CHECK(TcgAddUINT8(&CreateStruct, 0x08)); // "WriteLocked"\r | |
1348 | ERROR_CHECK(TcgAddBOOLEAN(&CreateStruct, WriteLocked));\r | |
1349 | ERROR_CHECK(TcgAddEndName(&CreateStruct));\r | |
1350 | \r | |
1351 | ERROR_CHECK(TcgAddEndList(&CreateStruct));\r | |
1352 | ERROR_CHECK(TcgAddEndName(&CreateStruct));\r | |
1353 | ERROR_CHECK(TcgEndParameters(&CreateStruct));\r | |
1354 | ERROR_CHECK(TcgEndMethodCall(&CreateStruct));\r | |
1355 | ERROR_CHECK(TcgEndSubPacket(&CreateStruct));\r | |
1356 | ERROR_CHECK(TcgEndPacket(&CreateStruct));\r | |
1357 | ERROR_CHECK(TcgEndComPacket(&CreateStruct, &Size));\r | |
1358 | \r | |
a3068f06 | 1359 | ERROR_CHECK(OpalPerformMethod(LockingSpSession, Size, Buf, sizeof(Buf), &ParseStruct, MethodStatus, 0));\r |
9dd05dde ED |
1360 | METHOD_STATUS_ERROR_CHECK(*MethodStatus, TcgResultSuccess);\r |
1361 | \r | |
1362 | return TcgResultSuccess;\r | |
1363 | }\r | |
1364 | \r | |
1365 | /**\r | |
1366 | \r | |
1367 | The function updates the RangeStart, RangeLength, ReadLockedEnabled, WriteLockedEnabled, ReadLocked and WriteLocked columns\r | |
1368 | of the specified Locking Range. This function requires admin authority of a locking SP session.\r | |
1369 | \r | |
1370 | @param[in] LockingSpSession OPAL_SESSION with OPAL_UID_LOCKING_SP to generate key\r | |
1371 | @param[in] LockingRangeUid Locking range UID to set values\r | |
1372 | @param[in] RangeStart Value to set RangeStart column for Locking Range\r | |
1373 | @param[in] RangeLength Value to set RangeLength column for Locking Range\r | |
1374 | @param[in] ReadLockEnabled Value to set readLockEnabled column for Locking Range\r | |
1375 | @param[in] WriteLockEnabled Value to set writeLockEnabled column for Locking Range\r | |
1376 | @param[in] ReadLocked Value to set ReadLocked column for Locking Range\r | |
1377 | @param[in] WriteLocked Value to set WriteLocked column for Locking Range\r | |
1378 | @param[in/out] MethodStatus Method status of last action performed. If action succeeded, it should be TCG_METHOD_STATUS_CODE_SUCCESS.\r | |
1379 | \r | |
1380 | **/\r | |
1381 | TCG_RESULT\r | |
1382 | EFIAPI\r | |
1383 | OpalSetLockingRange(\r | |
1384 | OPAL_SESSION *LockingSpSession,\r | |
1385 | TCG_UID LockingRangeUid,\r | |
1386 | UINT64 RangeStart,\r | |
1387 | UINT64 RangeLength,\r | |
1388 | BOOLEAN ReadLockEnabled,\r | |
1389 | BOOLEAN WriteLockEnabled,\r | |
1390 | BOOLEAN ReadLocked,\r | |
1391 | BOOLEAN WriteLocked,\r | |
1392 | UINT8 *MethodStatus\r | |
1393 | )\r | |
1394 | {\r | |
1395 | UINT8 Buf[BUFFER_SIZE];\r | |
1396 | TCG_CREATE_STRUCT CreateStruct;\r | |
1397 | TCG_PARSE_STRUCT ParseStruct;\r | |
1398 | UINT32 Size;\r | |
1399 | \r | |
1400 | NULL_CHECK(LockingSpSession);\r | |
1401 | NULL_CHECK(MethodStatus);\r | |
1402 | \r | |
1403 | ERROR_CHECK(TcgInitTcgCreateStruct(&CreateStruct, Buf, sizeof(Buf)));\r | |
1404 | \r | |
1405 | //\r | |
1406 | // set locking range values\r | |
1407 | //\r | |
1408 | ERROR_CHECK(TcgStartComPacket(&CreateStruct, LockingSpSession->OpalBaseComId, LockingSpSession->ComIdExtension));\r | |
1409 | ERROR_CHECK(TcgStartPacket(&CreateStruct, LockingSpSession->TperSessionId, LockingSpSession->HostSessionId, 0x0, 0x0, 0x0));\r | |
1410 | ERROR_CHECK(TcgStartSubPacket(&CreateStruct, 0x0));\r | |
1411 | ERROR_CHECK(TcgStartMethodCall(&CreateStruct, LockingRangeUid, TCG_UID_METHOD_SET));\r | |
1412 | ERROR_CHECK(TcgStartParameters(&CreateStruct));\r | |
1413 | ERROR_CHECK(TcgAddStartName(&CreateStruct));\r | |
1414 | ERROR_CHECK(TcgAddUINT8(&CreateStruct, 0x01)); // "Values"\r | |
1415 | ERROR_CHECK(TcgAddStartList(&CreateStruct));\r | |
1416 | \r | |
1417 | //\r | |
1418 | // range start and range Length only apply to non-global locking ranges\r | |
1419 | //\r | |
1420 | if (LockingRangeUid != OPAL_LOCKING_SP_LOCKING_GLOBALRANGE) {\r | |
1421 | ERROR_CHECK(TcgAddStartName(&CreateStruct));\r | |
1422 | ERROR_CHECK(TcgAddUINT8(&CreateStruct, 0x03)); // "RangeStart"\r | |
1423 | ERROR_CHECK(TcgAddUINT64(&CreateStruct, RangeStart));\r | |
1424 | ERROR_CHECK(TcgAddEndName(&CreateStruct));\r | |
1425 | \r | |
1426 | ERROR_CHECK(TcgAddStartName(&CreateStruct));\r | |
1427 | ERROR_CHECK(TcgAddUINT8(&CreateStruct, 0x04)); // "RangeLength"\r | |
1428 | ERROR_CHECK(TcgAddUINT64(&CreateStruct, RangeLength));\r | |
1429 | ERROR_CHECK(TcgAddEndName(&CreateStruct));\r | |
1430 | }\r | |
1431 | \r | |
1432 | ERROR_CHECK(TcgAddStartName(&CreateStruct));\r | |
1433 | ERROR_CHECK(TcgAddUINT8(&CreateStruct, 0x05)); // "ReadLockEnabled"\r | |
1434 | ERROR_CHECK(TcgAddBOOLEAN(&CreateStruct, ReadLockEnabled));\r | |
1435 | ERROR_CHECK(TcgAddEndName(&CreateStruct));\r | |
1436 | \r | |
1437 | ERROR_CHECK(TcgAddStartName(&CreateStruct));\r | |
1438 | ERROR_CHECK(TcgAddUINT8(&CreateStruct, 0x06)); // "WriteLockEnabled"\r | |
1439 | ERROR_CHECK(TcgAddBOOLEAN(&CreateStruct, WriteLockEnabled));\r | |
1440 | ERROR_CHECK(TcgAddEndName(&CreateStruct));\r | |
1441 | \r | |
1442 | ERROR_CHECK(TcgAddStartName(&CreateStruct));\r | |
1443 | ERROR_CHECK(TcgAddUINT8(&CreateStruct, 0x07)); // "ReadLocked"\r | |
1444 | ERROR_CHECK(TcgAddBOOLEAN(&CreateStruct, ReadLocked));\r | |
1445 | ERROR_CHECK(TcgAddEndName(&CreateStruct));\r | |
1446 | \r | |
1447 | ERROR_CHECK(TcgAddStartName(&CreateStruct));\r | |
1448 | ERROR_CHECK(TcgAddUINT8(&CreateStruct, 0x08)); // "WriteLocked"\r | |
1449 | ERROR_CHECK(TcgAddBOOLEAN(&CreateStruct, WriteLocked));\r | |
1450 | ERROR_CHECK(TcgAddEndName(&CreateStruct));\r | |
1451 | \r | |
1452 | ERROR_CHECK(TcgAddEndList(&CreateStruct));\r | |
1453 | ERROR_CHECK(TcgAddEndName(&CreateStruct));\r | |
1454 | ERROR_CHECK(TcgEndParameters(&CreateStruct));\r | |
1455 | ERROR_CHECK(TcgEndMethodCall(&CreateStruct));\r | |
1456 | ERROR_CHECK(TcgEndSubPacket(&CreateStruct));\r | |
1457 | ERROR_CHECK(TcgEndPacket(&CreateStruct));\r | |
1458 | ERROR_CHECK(TcgEndComPacket(&CreateStruct, &Size));\r | |
1459 | \r | |
a3068f06 | 1460 | ERROR_CHECK(OpalPerformMethod(LockingSpSession, Size, Buf, sizeof(Buf), &ParseStruct, MethodStatus, 0));\r |
9dd05dde ED |
1461 | // Exit with success on method failure - user must inspect MethodStatus\r |
1462 | METHOD_STATUS_ERROR_CHECK(*MethodStatus, TcgResultSuccess);\r | |
1463 | \r | |
1464 | return TcgResultSuccess;\r | |
1465 | }\r | |
1466 | \r | |
1467 | /**\r | |
1468 | \r | |
1469 | The function populates the CreateStruct with a payload that will retrieve the global locking range active key.\r | |
1470 | It is intended to be called with a session that is already started with a valid credential.\r | |
1471 | The function does not send the payload.\r | |
1472 | \r | |
1473 | @param[in] Session OPAL_SESSION to populate command for, needs ComId\r | |
1474 | @param[in/out] CreateStruct Structure to populate with encoded TCG command\r | |
1475 | @param[in/out] Size Size in bytes of the command created.\r | |
1476 | \r | |
1477 | **/\r | |
1478 | TCG_RESULT\r | |
1479 | EFIAPI\r | |
1480 | OpalCreateRetrieveGlobalLockingRangeActiveKey(\r | |
1481 | const OPAL_SESSION *Session,\r | |
1482 | TCG_CREATE_STRUCT *CreateStruct,\r | |
1483 | UINT32 *Size\r | |
1484 | )\r | |
1485 | {\r | |
1486 | NULL_CHECK(Session);\r | |
1487 | NULL_CHECK(CreateStruct);\r | |
1488 | NULL_CHECK(Size);\r | |
1489 | \r | |
1490 | // Retrieve the activekey in order to know which globalrange key to generate\r | |
1491 | ERROR_CHECK(TcgStartComPacket(CreateStruct, Session->OpalBaseComId, Session->ComIdExtension));\r | |
1492 | ERROR_CHECK(TcgStartPacket(CreateStruct, Session->TperSessionId, Session->HostSessionId, 0x0, 0x0, 0x0));\r | |
1493 | ERROR_CHECK(TcgStartSubPacket(CreateStruct, 0x0));\r | |
1494 | ERROR_CHECK(TcgStartMethodCall(CreateStruct, OPAL_LOCKING_SP_LOCKING_GLOBALRANGE, TCG_UID_METHOD_GET));\r | |
1495 | ERROR_CHECK(TcgStartParameters(CreateStruct));\r | |
1496 | ERROR_CHECK(TcgAddStartList(CreateStruct));\r | |
1497 | ERROR_CHECK(TcgAddStartName(CreateStruct));\r | |
1498 | ERROR_CHECK(TcgAddUINT8(CreateStruct, TCG_CELL_BLOCK_START_COLUMN_NAME));\r | |
1499 | ERROR_CHECK(TcgAddUINT8(CreateStruct, 0x0A)); // ActiveKey\r | |
1500 | ERROR_CHECK(TcgAddEndName(CreateStruct));\r | |
1501 | ERROR_CHECK(TcgAddStartName(CreateStruct));\r | |
1502 | ERROR_CHECK(TcgAddUINT8(CreateStruct, TCG_CELL_BLOCK_END_COLUMN_NAME));\r | |
1503 | ERROR_CHECK(TcgAddUINT8(CreateStruct, 0x0A));\r | |
1504 | ERROR_CHECK(TcgAddEndName(CreateStruct));\r | |
1505 | ERROR_CHECK(TcgAddEndList(CreateStruct));\r | |
1506 | ERROR_CHECK(TcgEndParameters(CreateStruct));\r | |
1507 | ERROR_CHECK(TcgEndMethodCall(CreateStruct));\r | |
1508 | ERROR_CHECK(TcgEndSubPacket(CreateStruct));\r | |
1509 | ERROR_CHECK(TcgEndPacket(CreateStruct));\r | |
1510 | ERROR_CHECK(TcgEndComPacket(CreateStruct, Size));\r | |
1511 | \r | |
1512 | return TcgResultSuccess;\r | |
1513 | }\r | |
1514 | \r | |
1515 | /**\r | |
1516 | \r | |
1517 | The function acquires the activeKey specified for the Global Locking Range from the ParseStruct.\r | |
1518 | \r | |
1519 | @param[in] ParseStruct Structure that contains the device's response with the activekey\r | |
1520 | @param[in/out] ActiveKey The UID of the active key retrieved\r | |
1521 | \r | |
1522 | **/\r | |
1523 | TCG_RESULT\r | |
1524 | EFIAPI\r | |
1525 | OpalParseRetrieveGlobalLockingRangeActiveKey(\r | |
1526 | TCG_PARSE_STRUCT *ParseStruct,\r | |
1527 | TCG_UID *ActiveKey\r | |
1528 | )\r | |
1529 | {\r | |
1530 | UINT32 ColumnName;\r | |
1531 | \r | |
1532 | NULL_CHECK(ParseStruct);\r | |
1533 | NULL_CHECK(ActiveKey);\r | |
1534 | \r | |
1535 | // parse response\r | |
1536 | ERROR_CHECK(TcgGetNextStartList(ParseStruct));\r | |
1537 | ERROR_CHECK(TcgGetNextStartList(ParseStruct));\r | |
1538 | ERROR_CHECK(TcgGetNextStartName(ParseStruct));\r | |
1539 | ERROR_CHECK(TcgGetNextUINT32(ParseStruct, &ColumnName));\r | |
1540 | ERROR_CHECK(TcgGetNextTcgUid(ParseStruct, ActiveKey));\r | |
1541 | ERROR_CHECK(TcgGetNextEndName(ParseStruct));\r | |
1542 | ERROR_CHECK(TcgGetNextEndList(ParseStruct));\r | |
1543 | ERROR_CHECK(TcgGetNextEndList(ParseStruct));\r | |
1544 | ERROR_CHECK(TcgGetNextEndOfData(ParseStruct));\r | |
1545 | \r | |
1546 | if (ColumnName != 0x0A) {\r | |
1547 | DEBUG ((DEBUG_INFO, "Unexpected column name %u (exp 0x0A)\n", ColumnName));\r | |
1548 | return TcgResultFailure;\r | |
1549 | }\r | |
1550 | \r | |
1551 | if (*ActiveKey != OPAL_LOCKING_SP_K_AES_256_GLOBALRANGE_KEY && *ActiveKey != OPAL_LOCKING_SP_K_AES_128_GLOBALRANGE_KEY) {\r | |
1552 | DEBUG ((DEBUG_INFO, "Unexpected gen key %u (exp %u or %u)\n", *ActiveKey, OPAL_LOCKING_SP_K_AES_256_GLOBALRANGE_KEY, OPAL_LOCKING_SP_K_AES_128_GLOBALRANGE_KEY));\r | |
1553 | return TcgResultFailure;\r | |
1554 | }\r | |
1555 | \r | |
1556 | return TcgResultSuccess;\r | |
1557 | }\r | |
1558 | \r | |
1559 | /**\r | |
1560 | \r | |
1561 | The function retrieves the TryLimit column for the specified rowUid (authority).\r | |
1562 | \r | |
1563 | @param[in] LockingSpSession OPAL_SESSION with OPAL_UID_LOCKING_SP to retrieve try limit\r | |
1564 | @param[in] RowUid Row UID of the Locking SP C_PIN table to retrieve TryLimit column\r | |
1565 | @param[in/out] TryLimit Value from TryLimit column\r | |
1566 | \r | |
1567 | **/\r | |
1568 | TCG_RESULT\r | |
1569 | EFIAPI\r | |
1570 | OpalGetTryLimit(\r | |
1571 | OPAL_SESSION *LockingSpSession,\r | |
1572 | TCG_UID RowUid,\r | |
1573 | UINT32 *TryLimit\r | |
1574 | )\r | |
1575 | {\r | |
1576 | TCG_CREATE_STRUCT CreateStruct;\r | |
1577 | TCG_PARSE_STRUCT ParseStruct;\r | |
1578 | UINT32 Size;\r | |
1579 | UINT8 MethodStatus;\r | |
1580 | UINT8 Buf[BUFFER_SIZE];\r | |
1581 | UINT32 Col;\r | |
1582 | \r | |
1583 | NULL_CHECK(LockingSpSession);\r | |
1584 | NULL_CHECK(TryLimit);\r | |
1585 | \r | |
1586 | ERROR_CHECK(TcgInitTcgCreateStruct(&CreateStruct, Buf, sizeof(Buf)));\r | |
1587 | ERROR_CHECK(TcgStartComPacket(&CreateStruct, LockingSpSession->OpalBaseComId, LockingSpSession->ComIdExtension));\r | |
1588 | ERROR_CHECK(TcgStartPacket(&CreateStruct, LockingSpSession->TperSessionId, LockingSpSession->HostSessionId, 0x0, 0x0, 0x0));\r | |
1589 | ERROR_CHECK(TcgStartSubPacket(&CreateStruct, 0x0));\r | |
1590 | ERROR_CHECK(TcgStartMethodCall(&CreateStruct, RowUid, TCG_UID_METHOD_GET));\r | |
1591 | ERROR_CHECK(TcgStartParameters(&CreateStruct));\r | |
1592 | ERROR_CHECK(TcgAddStartList(&CreateStruct));\r | |
1593 | ERROR_CHECK(TcgAddStartName(&CreateStruct));\r | |
1594 | ERROR_CHECK(TcgAddUINT8(&CreateStruct, TCG_CELL_BLOCK_START_COLUMN_NAME));\r | |
1595 | ERROR_CHECK(TcgAddUINT8(&CreateStruct, OPAL_LOCKING_SP_C_PIN_TRYLIMIT_COL));\r | |
1596 | ERROR_CHECK(TcgAddEndName(&CreateStruct));\r | |
1597 | ERROR_CHECK(TcgAddStartName(&CreateStruct));\r | |
1598 | ERROR_CHECK(TcgAddUINT8(&CreateStruct, TCG_CELL_BLOCK_END_COLUMN_NAME));\r | |
1599 | ERROR_CHECK(TcgAddUINT8(&CreateStruct, OPAL_LOCKING_SP_C_PIN_TRYLIMIT_COL));\r | |
1600 | ERROR_CHECK(TcgAddEndName(&CreateStruct));\r | |
1601 | ERROR_CHECK(TcgAddEndList(&CreateStruct));\r | |
1602 | ERROR_CHECK(TcgEndParameters(&CreateStruct));\r | |
1603 | ERROR_CHECK(TcgEndMethodCall(&CreateStruct));\r | |
1604 | ERROR_CHECK(TcgEndSubPacket(&CreateStruct));\r | |
1605 | ERROR_CHECK(TcgEndPacket(&CreateStruct));\r | |
1606 | ERROR_CHECK(TcgEndComPacket(&CreateStruct, &Size));\r | |
1607 | \r | |
a3068f06 | 1608 | ERROR_CHECK(OpalPerformMethod(LockingSpSession, Size, Buf, sizeof(Buf), &ParseStruct, &MethodStatus, 0));\r |
9dd05dde ED |
1609 | METHOD_STATUS_ERROR_CHECK(MethodStatus, TcgResultFailure);\r |
1610 | \r | |
1611 | ERROR_CHECK(TcgGetNextStartList(&ParseStruct));\r | |
1612 | ERROR_CHECK(TcgGetNextStartList(&ParseStruct));\r | |
1613 | ERROR_CHECK(TcgGetNextStartName(&ParseStruct));\r | |
1614 | ERROR_CHECK(TcgGetNextUINT32(&ParseStruct, &Col));\r | |
1615 | ERROR_CHECK(TcgGetNextUINT32(&ParseStruct, TryLimit));\r | |
1616 | ERROR_CHECK(TcgGetNextEndName(&ParseStruct));\r | |
1617 | ERROR_CHECK(TcgGetNextEndList(&ParseStruct));\r | |
1618 | ERROR_CHECK(TcgGetNextEndList(&ParseStruct));\r | |
1619 | ERROR_CHECK(TcgGetNextEndOfData(&ParseStruct));\r | |
1620 | \r | |
1621 | if (Col != OPAL_LOCKING_SP_C_PIN_TRYLIMIT_COL) {\r | |
1622 | DEBUG ((DEBUG_INFO, "ERROR: got col %u, expected %u\n", Col, OPAL_LOCKING_SP_C_PIN_TRYLIMIT_COL));\r | |
1623 | return TcgResultFailure;\r | |
1624 | }\r | |
1625 | \r | |
1626 | return TcgResultSuccess;\r | |
1627 | }\r | |
1628 | \r | |
1629 | /**\r | |
1630 | \r | |
1631 | Get the support attribute info.\r | |
1632 | \r | |
1633 | @param[in] Session OPAL_SESSION with OPAL_UID_LOCKING_SP to retrieve info.\r | |
1634 | @param[out] SupportedAttributes Return the support attribute info.\r | |
1635 | @param[out] OpalBaseComId Return the base com id info.\r | |
1636 | \r | |
1637 | **/\r | |
1638 | TCG_RESULT\r | |
1639 | EFIAPI\r | |
1640 | OpalGetSupportedAttributesInfo(\r | |
1641 | IN OPAL_SESSION *Session,\r | |
1642 | OUT OPAL_DISK_SUPPORT_ATTRIBUTE *SupportedAttributes,\r | |
1643 | OUT UINT16 *OpalBaseComId\r | |
1644 | )\r | |
1645 | {\r | |
1646 | UINT8 Buffer[BUFFER_SIZE];\r | |
1647 | TCG_SUPPORTED_SECURITY_PROTOCOLS *SupportedProtocols;\r | |
1648 | TCG_LEVEL0_DISCOVERY_HEADER *DiscoveryHeader;\r | |
1649 | OPAL_LEVEL0_FEATURE_DESCRIPTOR *Feat;\r | |
a3068f06 | 1650 | OPAL_LEVEL0_FEATURE_DESCRIPTOR *Feat2;\r |
9dd05dde | 1651 | UINTN Size;\r |
a3068f06 | 1652 | UINTN Size2;\r |
9dd05dde ED |
1653 | \r |
1654 | NULL_CHECK(Session);\r | |
1655 | NULL_CHECK(SupportedAttributes);\r | |
1656 | NULL_CHECK(OpalBaseComId);\r | |
1657 | \r | |
1658 | ZeroMem(Buffer, BUFFER_SIZE);\r | |
1659 | ASSERT(sizeof(Buffer) >= sizeof(TCG_SUPPORTED_SECURITY_PROTOCOLS));\r | |
1660 | \r | |
1661 | //\r | |
1662 | // Retrieve supported protocols verify security protocol 1 is supported\r | |
1663 | //\r | |
1664 | SupportedProtocols = (TCG_SUPPORTED_SECURITY_PROTOCOLS*) Buffer;\r | |
1665 | \r | |
1666 | //\r | |
1667 | // Get list of supported protocols\r | |
1668 | //\r | |
1669 | if (OpalRetrieveSupportedProtocolList (Session, sizeof(TCG_SUPPORTED_SECURITY_PROTOCOLS), SupportedProtocols) == TcgResultFailure) {\r | |
1670 | DEBUG ((DEBUG_INFO, "OpalRetrieveSupportedProtocolList failed\n"));\r | |
1671 | return TcgResultFailure;\r | |
1672 | }\r | |
1673 | \r | |
1674 | SupportedAttributes->Sp1 = TcgIsProtocolSupported (SupportedProtocols, TCG_OPAL_SECURITY_PROTOCOL_1);\r | |
1675 | SupportedAttributes->Sp2 = TcgIsProtocolSupported (SupportedProtocols, TCG_OPAL_SECURITY_PROTOCOL_2);\r | |
1676 | SupportedAttributes->SpIeee1667 = TcgIsProtocolSupported (SupportedProtocols, TCG_SECURITY_PROTOCOL_IEEE_1667);\r | |
1677 | \r | |
1678 | DEBUG ((DEBUG_INFO, "Supported Protocols: Sp1 %d Sp2: %d SpIeee1667 %d \n",\r | |
1679 | SupportedAttributes->Sp1,\r | |
1680 | SupportedAttributes->Sp2,\r | |
1681 | SupportedAttributes->SpIeee1667\r | |
1682 | ));\r | |
1683 | \r | |
1684 | //\r | |
1685 | // Perform level 0 discovery and assign desired feature info to Opal Disk structure\r | |
1686 | //\r | |
1687 | ZeroMem (Buffer, BUFFER_SIZE);\r | |
1688 | if (OpalRetrieveLevel0DiscoveryHeader (Session, BUFFER_SIZE, Buffer) == TcgResultFailure) {\r | |
1689 | DEBUG ((DEBUG_INFO, "OpalRetrieveLevel0DiscoveryHeader failed\n"));\r | |
1690 | return TcgResultFailure;\r | |
1691 | }\r | |
1692 | \r | |
1693 | //\r | |
1694 | // Check for required feature descriptors\r | |
1695 | //\r | |
1696 | DiscoveryHeader = (TCG_LEVEL0_DISCOVERY_HEADER*) Buffer;\r | |
1697 | \r | |
1698 | Size = 0;\r | |
1699 | Feat = (OPAL_LEVEL0_FEATURE_DESCRIPTOR*) TcgGetFeature (DiscoveryHeader, TCG_FEATURE_OPAL_SSC_V2_0_0, &Size);\r | |
1700 | SupportedAttributes->OpalSsc2 = (Feat != NULL);\r | |
1701 | \r | |
1702 | *OpalBaseComId = TCG_RESERVED_COMID;\r | |
1703 | \r | |
1704 | //\r | |
1705 | // Check Opal SCC V2 has valid settings for SID C_PIN on revert\r | |
1706 | //\r | |
1707 | if (SupportedAttributes->OpalSsc2 && Size >= sizeof (OPAL_SSCV2_FEATURE_DESCRIPTOR)) {\r | |
1708 | //\r | |
1709 | // Want opposite polarity b/c Value is greater than a bit, but we only care about non-zero vs zero\r | |
1710 | //\r | |
1711 | SupportedAttributes->InitCpinIndicator = (Feat->OpalSscV2.InitialCPINSIDPIN == 0);\r | |
1712 | SupportedAttributes->CpinUponRevert = (Feat->OpalSscV2.CPINSIDPINRevertBehavior == 0);\r | |
1713 | DEBUG ((DEBUG_INFO, "Opal SSC V2 InitCpinIndicator %d CpinUponRevert %d \n",\r | |
1714 | SupportedAttributes->InitCpinIndicator,\r | |
1715 | SupportedAttributes->CpinUponRevert\r | |
1716 | ));\r | |
1717 | *OpalBaseComId = SwapBytes16 (Feat->OpalSscV2.BaseComdIdBE);\r | |
1718 | }\r | |
1719 | \r | |
1720 | Size = 0;\r | |
1721 | Feat = (OPAL_LEVEL0_FEATURE_DESCRIPTOR*) TcgGetFeature (DiscoveryHeader, TCG_FEATURE_OPAL_SSC_LITE, &Size);\r | |
1722 | SupportedAttributes->OpalSscLite = (Feat != NULL);\r | |
1723 | \r | |
1724 | if (Feat != NULL && Size >= sizeof (OPAL_SSCLITE_FEATURE_DESCRIPTOR)) {\r | |
1725 | if (*OpalBaseComId == TCG_RESERVED_COMID) {\r | |
1726 | //\r | |
1727 | // Pin values used always match up with ComId used\r | |
1728 | //\r | |
1729 | *OpalBaseComId = SwapBytes16 (Feat->OpalSscLite.BaseComdIdBE);\r | |
1730 | SupportedAttributes->InitCpinIndicator = (Feat->OpalSscV2.InitialCPINSIDPIN == 0);\r | |
1731 | SupportedAttributes->CpinUponRevert = (Feat->OpalSscV2.CPINSIDPINRevertBehavior == 0);\r | |
1732 | DEBUG ((DEBUG_INFO, "Opal SSC Lite InitCpinIndicator %d CpinUponRevert %d \n",\r | |
1733 | SupportedAttributes->InitCpinIndicator,\r | |
1734 | SupportedAttributes->CpinUponRevert\r | |
1735 | ));\r | |
1736 | }\r | |
1737 | }\r | |
1738 | \r | |
a3068f06 ED |
1739 | //\r |
1740 | // For some pyrite 2.0 device, it contains both pyrite 1.0 and 2.0 feature data.\r | |
1741 | // so here try to get data from pyrite 2.0 feature data first.\r | |
1742 | //\r | |
9dd05dde ED |
1743 | Size = 0;\r |
1744 | Feat = (OPAL_LEVEL0_FEATURE_DESCRIPTOR*) TcgGetFeature (DiscoveryHeader, TCG_FEATURE_PYRITE_SSC, &Size);\r | |
a3068f06 ED |
1745 | Size2 = 0;\r |
1746 | Feat2 = (OPAL_LEVEL0_FEATURE_DESCRIPTOR*) TcgGetFeature (DiscoveryHeader, TCG_FEATURE_PYRITE_SSC_V2_0_0, &Size2);\r | |
1747 | if (Feat2 != NULL && Size2 >= sizeof (PYRITE_SSCV2_FEATURE_DESCRIPTOR)) {\r | |
1748 | SupportedAttributes->PyriteSscV2 = TRUE;\r | |
9dd05dde | 1749 | if (*OpalBaseComId == TCG_RESERVED_COMID) {\r |
a3068f06 ED |
1750 | *OpalBaseComId = SwapBytes16 (Feat2->PyriteSscV2.BaseComdIdBE);\r |
1751 | SupportedAttributes->InitCpinIndicator = (Feat2->PyriteSscV2.InitialCPINSIDPIN == 0);\r | |
1752 | SupportedAttributes->CpinUponRevert = (Feat2->PyriteSscV2.CPINSIDPINRevertBehavior == 0);\r | |
1753 | DEBUG ((DEBUG_INFO, "Pyrite SSC V2 InitCpinIndicator %d CpinUponRevert %d \n",\r | |
9dd05dde ED |
1754 | SupportedAttributes->InitCpinIndicator,\r |
1755 | SupportedAttributes->CpinUponRevert\r | |
1756 | ));\r | |
1757 | }\r | |
a3068f06 ED |
1758 | } else {\r |
1759 | SupportedAttributes->PyriteSsc = (Feat != NULL);\r | |
1760 | if (Feat != NULL && Size >= sizeof (PYRITE_SSC_FEATURE_DESCRIPTOR)) {\r | |
1761 | if (*OpalBaseComId == TCG_RESERVED_COMID) {\r | |
1762 | *OpalBaseComId = SwapBytes16 (Feat->PyriteSsc.BaseComdIdBE);\r | |
1763 | SupportedAttributes->InitCpinIndicator = (Feat->PyriteSsc.InitialCPINSIDPIN == 0);\r | |
1764 | SupportedAttributes->CpinUponRevert = (Feat->PyriteSsc.CPINSIDPINRevertBehavior == 0);\r | |
1765 | DEBUG ((DEBUG_INFO, "Pyrite SSC InitCpinIndicator %d CpinUponRevert %d \n",\r | |
1766 | SupportedAttributes->InitCpinIndicator,\r | |
1767 | SupportedAttributes->CpinUponRevert\r | |
1768 | ));\r | |
1769 | }\r | |
1770 | }\r | |
9dd05dde ED |
1771 | }\r |
1772 | \r | |
1773 | Size = 0;\r | |
1774 | Feat = (OPAL_LEVEL0_FEATURE_DESCRIPTOR*) TcgGetFeature (DiscoveryHeader, TCG_FEATURE_OPAL_SSC_V1_0_0, &Size);\r | |
1775 | SupportedAttributes->OpalSsc1 = (Feat != NULL);\r | |
1776 | if (Feat != NULL && Size >= sizeof (OPAL_SSCV1_FEATURE_DESCRIPTOR)) {\r | |
1777 | if (*OpalBaseComId == TCG_RESERVED_COMID) {\r | |
1778 | *OpalBaseComId = SwapBytes16 (Feat->OpalSscV1.BaseComdIdBE);\r | |
1779 | }\r | |
1780 | }\r | |
1781 | \r | |
1782 | Size = 0;\r | |
1783 | Feat = (OPAL_LEVEL0_FEATURE_DESCRIPTOR*) TcgGetFeature (DiscoveryHeader, TCG_FEATURE_LOCKING, &Size);\r | |
1784 | if (Feat != NULL && Size >= sizeof (TCG_LOCKING_FEATURE_DESCRIPTOR)) {\r | |
1785 | SupportedAttributes->MediaEncryption = Feat->Locking.MediaEncryption;\r | |
a3068f06 | 1786 | DEBUG ((DEBUG_INFO, "SupportedAttributes->MediaEncryption 0x%X \n", SupportedAttributes->MediaEncryption));\r |
9dd05dde ED |
1787 | }\r |
1788 | \r | |
b20e0d29 ED |
1789 | Size = 0;\r |
1790 | Feat = (OPAL_LEVEL0_FEATURE_DESCRIPTOR*) TcgGetFeature (DiscoveryHeader, TCG_FEATURE_BLOCK_SID, &Size);\r | |
1791 | if (Feat != NULL && Size >= sizeof (TCG_BLOCK_SID_FEATURE_DESCRIPTOR)) {\r | |
1792 | SupportedAttributes->BlockSid = TRUE;\r | |
a3068f06 ED |
1793 | DEBUG ((DEBUG_INFO, "BlockSid Supported!!! Current Status is 0x%X \n", Feat->BlockSid.SIDBlockedState));\r |
1794 | } else {\r | |
1795 | DEBUG ((DEBUG_INFO, "BlockSid Unsupported!!!"));\r | |
b20e0d29 ED |
1796 | }\r |
1797 | \r | |
a3068f06 ED |
1798 | Size = 0;\r |
1799 | Feat = (OPAL_LEVEL0_FEATURE_DESCRIPTOR*) TcgGetFeature (DiscoveryHeader, TCG_FEATURE_DATA_REMOVAL, &Size);\r | |
1800 | if (Feat != NULL && Size >= sizeof (DATA_REMOVAL_FEATURE_DESCRIPTOR)) {\r | |
1801 | SupportedAttributes->DataRemoval = TRUE;\r | |
1802 | DEBUG ((DEBUG_INFO, "DataRemoval Feature Supported!\n"));\r | |
1803 | DEBUG ((DEBUG_INFO, "Operation Processing = 0x%x\n", Feat->DataRemoval.OperationProcessing));\r | |
1804 | DEBUG ((DEBUG_INFO, "RemovalMechanism = 0x%x\n", Feat->DataRemoval.RemovalMechanism));\r | |
1805 | DEBUG ((DEBUG_INFO, "BIT0 :: Format = 0x%x, Time = 0x%x\n", Feat->DataRemoval.FormatBit0, SwapBytes16 (Feat->DataRemoval.TimeBit0)));\r | |
1806 | DEBUG ((DEBUG_INFO, "BIT1 :: Format = 0x%x, Time = 0x%x\n", Feat->DataRemoval.FormatBit1, SwapBytes16 (Feat->DataRemoval.TimeBit1)));\r | |
1807 | DEBUG ((DEBUG_INFO, "BIT2 :: Format = 0x%x, Time = 0x%x\n", Feat->DataRemoval.FormatBit2, SwapBytes16 (Feat->DataRemoval.TimeBit2)));\r | |
1808 | DEBUG ((DEBUG_INFO, "BIT3 :: Format = 0x%x, Time = 0x%x\n", Feat->DataRemoval.FormatBit3, SwapBytes16 (Feat->DataRemoval.TimeBit3)));\r | |
1809 | DEBUG ((DEBUG_INFO, "BIT4 :: Format = 0x%x, Time = 0x%x\n", Feat->DataRemoval.FormatBit4, SwapBytes16 (Feat->DataRemoval.TimeBit4)));\r | |
1810 | }\r | |
9dd05dde | 1811 | \r |
a3068f06 | 1812 | DEBUG ((DEBUG_INFO, "Base COMID 0x%04X \n", *OpalBaseComId));\r |
9dd05dde ED |
1813 | \r |
1814 | return TcgResultSuccess;\r | |
1815 | }\r | |
1816 | \r | |
1817 | /**\r | |
1818 | \r | |
1819 | Get the support attribute info.\r | |
1820 | \r | |
1821 | @param[in] Session OPAL_SESSION with OPAL_UID_LOCKING_SP to retrieve info.\r | |
1822 | @param[in/out] LockingFeature Return the Locking info.\r | |
1823 | \r | |
1824 | **/\r | |
1825 | TCG_RESULT\r | |
1826 | EFIAPI\r | |
1827 | OpalGetLockingInfo(\r | |
1828 | OPAL_SESSION *Session,\r | |
1829 | TCG_LOCKING_FEATURE_DESCRIPTOR *LockingFeature\r | |
1830 | )\r | |
1831 | {\r | |
1832 | UINT8 Buffer[BUFFER_SIZE];\r | |
1833 | TCG_LEVEL0_DISCOVERY_HEADER *DiscoveryHeader;\r | |
1834 | OPAL_LEVEL0_FEATURE_DESCRIPTOR *Feat;\r | |
1835 | UINTN Size;\r | |
1836 | \r | |
1837 | NULL_CHECK(Session);\r | |
1838 | NULL_CHECK(LockingFeature);\r | |
1839 | \r | |
1840 | ZeroMem(Buffer, BUFFER_SIZE);\r | |
1841 | ASSERT(sizeof(Buffer) >= sizeof(TCG_SUPPORTED_SECURITY_PROTOCOLS));\r | |
1842 | \r | |
1843 | if (OpalRetrieveLevel0DiscoveryHeader (Session, BUFFER_SIZE, Buffer) == TcgResultFailure) {\r | |
1844 | DEBUG ((DEBUG_INFO, "OpalRetrieveLevel0DiscoveryHeader failed\n"));\r | |
1845 | return TcgResultFailure;\r | |
1846 | }\r | |
1847 | DiscoveryHeader = (TCG_LEVEL0_DISCOVERY_HEADER*) Buffer;\r | |
1848 | \r | |
1849 | Size = 0;\r | |
1850 | Feat = (OPAL_LEVEL0_FEATURE_DESCRIPTOR*) TcgGetFeature (DiscoveryHeader, TCG_FEATURE_LOCKING, &Size);\r | |
1851 | if (Feat != NULL && Size >= sizeof (TCG_LOCKING_FEATURE_DESCRIPTOR)) {\r | |
1852 | CopyMem (LockingFeature, &Feat->Locking, sizeof (TCG_LOCKING_FEATURE_DESCRIPTOR));\r | |
1853 | }\r | |
1854 | \r | |
1855 | return TcgResultSuccess;\r | |
1856 | }\r | |
1857 | \r | |
a3068f06 ED |
1858 | /**\r |
1859 | \r | |
1860 | Get the descriptor for the specific feature code.\r | |
1861 | \r | |
1862 | @param[in] Session OPAL_SESSION with OPAL_UID_LOCKING_SP to retrieve info.\r | |
1863 | @param[in] FeatureCode The feature code user request.\r | |
1864 | @param[in, out] DataSize The data size.\r | |
1865 | @param[out] Data The data buffer used to save the feature descriptor.\r | |
1866 | \r | |
1867 | **/\r | |
1868 | TCG_RESULT\r | |
1869 | EFIAPI\r | |
1870 | OpalGetFeatureDescriptor (\r | |
1871 | IN OPAL_SESSION *Session,\r | |
1872 | IN UINT16 FeatureCode,\r | |
1873 | IN OUT UINTN *DataSize,\r | |
1874 | OUT VOID *Data\r | |
1875 | )\r | |
1876 | {\r | |
1877 | UINT8 Buffer[BUFFER_SIZE];\r | |
1878 | TCG_LEVEL0_DISCOVERY_HEADER *DiscoveryHeader;\r | |
1879 | OPAL_LEVEL0_FEATURE_DESCRIPTOR *Feat;\r | |
1880 | UINTN Size;\r | |
1881 | \r | |
1882 | NULL_CHECK(Session);\r | |
1883 | NULL_CHECK(DataSize);\r | |
1884 | NULL_CHECK(Data);\r | |
1885 | \r | |
1886 | ZeroMem(Buffer, BUFFER_SIZE);\r | |
1887 | ASSERT(sizeof(Buffer) >= sizeof(TCG_SUPPORTED_SECURITY_PROTOCOLS));\r | |
1888 | \r | |
1889 | if (OpalRetrieveLevel0DiscoveryHeader (Session, BUFFER_SIZE, Buffer) == TcgResultFailure) {\r | |
1890 | DEBUG ((DEBUG_INFO, "OpalRetrieveLevel0DiscoveryHeader failed\n"));\r | |
1891 | return TcgResultFailure;\r | |
1892 | }\r | |
1893 | DiscoveryHeader = (TCG_LEVEL0_DISCOVERY_HEADER*) Buffer;\r | |
1894 | \r | |
1895 | Size = 0;\r | |
1896 | Feat = (OPAL_LEVEL0_FEATURE_DESCRIPTOR*) TcgGetFeature (DiscoveryHeader, FeatureCode, &Size);\r | |
1897 | if (Feat != NULL) {\r | |
1898 | if (Size > *DataSize) {\r | |
1899 | *DataSize = Size;\r | |
1900 | return TcgResultFailureBufferTooSmall;\r | |
1901 | }\r | |
1902 | \r | |
1903 | *DataSize = Size;\r | |
1904 | CopyMem (Data, Feat, Size);\r | |
1905 | }\r | |
1906 | \r | |
1907 | return TcgResultSuccess;\r | |
1908 | }\r | |
1909 | \r | |
9dd05dde ED |
1910 | /**\r |
1911 | \r | |
1912 | The function determines whether or not all of the requirements for the Opal Feature (not full specification)\r | |
1913 | are met by the specified device.\r | |
1914 | \r | |
1915 | @param[in] SupportedAttributes Opal device attribute.\r | |
1916 | \r | |
1917 | **/\r | |
1918 | BOOLEAN\r | |
1919 | EFIAPI\r | |
1920 | OpalFeatureSupported(\r | |
1921 | OPAL_DISK_SUPPORT_ATTRIBUTE *SupportedAttributes\r | |
1922 | )\r | |
1923 | {\r | |
1924 | NULL_CHECK(SupportedAttributes);\r | |
1925 | \r | |
1926 | if (SupportedAttributes->Sp1 == 0) {\r | |
1927 | return FALSE;\r | |
1928 | }\r | |
1929 | \r | |
1930 | if (SupportedAttributes->OpalSscLite == 0 &&\r | |
1931 | SupportedAttributes->OpalSsc1 == 0 &&\r | |
1932 | SupportedAttributes->OpalSsc2 == 0 &&\r | |
a3068f06 ED |
1933 | SupportedAttributes->PyriteSsc == 0 &&\r |
1934 | SupportedAttributes->PyriteSscV2 == 0\r | |
9dd05dde ED |
1935 | ) {\r |
1936 | return FALSE;\r | |
1937 | }\r | |
1938 | \r | |
1939 | return TRUE;\r | |
1940 | }\r | |
1941 | \r | |
1942 | /**\r | |
1943 | \r | |
1944 | The function returns whether or not the device is Opal Enabled.\r | |
1945 | TRUE means that the device is partially or fully locked.\r | |
1946 | This will perform a Level 0 Discovery and parse the locking feature descriptor\r | |
1947 | \r | |
1948 | @param[in] SupportedAttributes Opal device attribute.\r | |
1949 | @param[in] LockingFeature Opal device locking status.\r | |
1950 | \r | |
1951 | \r | |
1952 | **/\r | |
1953 | BOOLEAN\r | |
1954 | EFIAPI\r | |
1955 | OpalFeatureEnabled(\r | |
1956 | OPAL_DISK_SUPPORT_ATTRIBUTE *SupportedAttributes,\r | |
1957 | TCG_LOCKING_FEATURE_DESCRIPTOR *LockingFeature\r | |
1958 | )\r | |
1959 | {\r | |
1960 | NULL_CHECK(SupportedAttributes);\r | |
1961 | NULL_CHECK(LockingFeature);\r | |
1962 | \r | |
1963 | if (!OpalFeatureSupported (SupportedAttributes)) {\r | |
1964 | return FALSE;\r | |
1965 | }\r | |
1966 | \r | |
1967 | if (LockingFeature->LockingSupported && LockingFeature->LockingEnabled) {\r | |
1968 | return TRUE;\r | |
1969 | }\r | |
1970 | \r | |
1971 | return FALSE;\r | |
1972 | }\r | |
1973 | \r | |
1974 | /**\r | |
1975 | \r | |
1976 | The function returns whether or not the device is Opal Locked.\r | |
1977 | TRUE means that the device is partially or fully locked.\r | |
1978 | This will perform a Level 0 Discovery and parse the locking feature descriptor\r | |
1979 | \r | |
1980 | @param[in] SupportedAttributes Opal device attribute.\r | |
1981 | @param[in] LockingFeature Opal device locking status.\r | |
1982 | \r | |
1983 | **/\r | |
1984 | BOOLEAN\r | |
1985 | OpalDeviceLocked(\r | |
1986 | OPAL_DISK_SUPPORT_ATTRIBUTE *SupportedAttributes,\r | |
1987 | TCG_LOCKING_FEATURE_DESCRIPTOR *LockingFeature\r | |
1988 | )\r | |
1989 | {\r | |
1990 | NULL_CHECK(SupportedAttributes);\r | |
1991 | NULL_CHECK(LockingFeature);\r | |
1992 | \r | |
1993 | if (!OpalFeatureEnabled (SupportedAttributes, LockingFeature)) {\r | |
1994 | return FALSE;\r | |
1995 | }\r | |
1996 | \r | |
1997 | return LockingFeature->Locked;\r | |
1998 | }\r | |
1999 | \r |