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7618784b HW |
1 | /** @file\r |
2 | Miscellaneous routines specific to Https for HttpDxe driver.\r | |
3 | \r | |
4 | Copyright (c) 2016 - 2017, Intel Corporation. All rights reserved.<BR>\r | |
5 | (C) Copyright 2016 Hewlett Packard Enterprise Development LP<BR>\r | |
6 | This program and the accompanying materials\r | |
7 | are licensed and made available under the terms and conditions of the BSD License\r | |
8 | which accompanies this distribution. The full text of the license may be found at\r | |
9 | http://opensource.org/licenses/bsd-license.php\r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
13 | \r | |
14 | **/\r | |
15 | \r | |
16 | #include "HttpDriver.h"\r | |
17 | \r | |
18 | /**\r | |
19 | Returns the first occurrence of a Null-terminated ASCII sub-string in a Null-terminated\r | |
20 | ASCII string and ignore case during the search process.\r | |
21 | \r | |
22 | This function scans the contents of the ASCII string specified by String\r | |
23 | and returns the first occurrence of SearchString and ignore case during the search process.\r | |
24 | If SearchString is not found in String, then NULL is returned. If the length of SearchString\r | |
25 | is zero, then String is returned.\r | |
26 | \r | |
27 | If String is NULL, then ASSERT().\r | |
28 | If SearchString is NULL, then ASSERT().\r | |
29 | \r | |
30 | @param[in] String A pointer to a Null-terminated ASCII string.\r | |
31 | @param[in] SearchString A pointer to a Null-terminated ASCII string to search for.\r | |
32 | \r | |
33 | @retval NULL If the SearchString does not appear in String.\r | |
34 | @retval others If there is a match return the first occurrence of SearchingString.\r | |
35 | If the length of SearchString is zero,return String.\r | |
36 | \r | |
37 | **/\r | |
38 | CHAR8 *\r | |
39 | AsciiStrCaseStr (\r | |
40 | IN CONST CHAR8 *String,\r | |
41 | IN CONST CHAR8 *SearchString\r | |
42 | )\r | |
43 | {\r | |
44 | CONST CHAR8 *FirstMatch;\r | |
45 | CONST CHAR8 *SearchStringTmp;\r | |
46 | \r | |
47 | CHAR8 Src;\r | |
48 | CHAR8 Dst;\r | |
49 | \r | |
50 | //\r | |
51 | // ASSERT both strings are less long than PcdMaximumAsciiStringLength\r | |
52 | //\r | |
53 | ASSERT (AsciiStrSize (String) != 0);\r | |
54 | ASSERT (AsciiStrSize (SearchString) != 0);\r | |
55 | \r | |
56 | if (*SearchString == '\0') {\r | |
57 | return (CHAR8 *) String;\r | |
58 | }\r | |
59 | \r | |
60 | while (*String != '\0') {\r | |
61 | SearchStringTmp = SearchString;\r | |
62 | FirstMatch = String;\r | |
63 | \r | |
64 | while ((*SearchStringTmp != '\0')\r | |
65 | && (*String != '\0')) {\r | |
66 | Src = *String;\r | |
67 | Dst = *SearchStringTmp;\r | |
68 | \r | |
69 | if ((Src >= 'A') && (Src <= 'Z')) {\r | |
70 | Src -= ('A' - 'a');\r | |
71 | }\r | |
72 | \r | |
73 | if ((Dst >= 'A') && (Dst <= 'Z')) {\r | |
74 | Dst -= ('A' - 'a');\r | |
75 | }\r | |
76 | \r | |
77 | if (Src != Dst) {\r | |
78 | break;\r | |
79 | }\r | |
80 | \r | |
81 | String++;\r | |
82 | SearchStringTmp++;\r | |
83 | }\r | |
84 | \r | |
85 | if (*SearchStringTmp == '\0') {\r | |
86 | return (CHAR8 *) FirstMatch;\r | |
87 | }\r | |
88 | \r | |
89 | String = FirstMatch + 1;\r | |
90 | }\r | |
91 | \r | |
92 | return NULL;\r | |
93 | }\r | |
94 | \r | |
95 | /**\r | |
96 | The callback function to free the net buffer list.\r | |
97 | \r | |
98 | @param[in] Arg The opaque parameter.\r | |
99 | \r | |
100 | **/\r | |
101 | VOID\r | |
102 | EFIAPI\r | |
103 | FreeNbufList (\r | |
104 | IN VOID *Arg\r | |
105 | )\r | |
106 | {\r | |
107 | ASSERT (Arg != NULL);\r | |
108 | \r | |
109 | NetbufFreeList ((LIST_ENTRY *) Arg);\r | |
110 | FreePool (Arg);\r | |
111 | }\r | |
112 | \r | |
113 | /**\r | |
114 | Check whether the Url is from Https.\r | |
115 | \r | |
116 | @param[in] Url The pointer to a HTTP or HTTPS URL string.\r | |
117 | \r | |
118 | @retval TRUE The Url is from HTTPS.\r | |
119 | @retval FALSE The Url is from HTTP.\r | |
120 | \r | |
121 | **/\r | |
122 | BOOLEAN\r | |
123 | IsHttpsUrl (\r | |
124 | IN CHAR8 *Url\r | |
125 | )\r | |
126 | {\r | |
127 | CHAR8 *Tmp;\r | |
128 | \r | |
129 | Tmp = NULL;\r | |
130 | \r | |
131 | Tmp = AsciiStrCaseStr (Url, HTTPS_FLAG);\r | |
132 | if (Tmp != NULL && Tmp == Url) {\r | |
133 | return TRUE;\r | |
134 | }\r | |
135 | \r | |
136 | return FALSE;\r | |
137 | }\r | |
138 | \r | |
139 | /**\r | |
140 | Creates a Tls child handle, open EFI_TLS_PROTOCOL and EFI_TLS_CONFIGURATION_PROTOCOL.\r | |
141 | \r | |
142 | @param[in] ImageHandle The firmware allocated handle for the UEFI image.\r | |
143 | @param[out] TlsProto Pointer to the EFI_TLS_PROTOCOL instance.\r | |
144 | @param[out] TlsConfiguration Pointer to the EFI_TLS_CONFIGURATION_PROTOCOL instance.\r | |
145 | \r | |
146 | @return The child handle with opened EFI_TLS_PROTOCOL and EFI_TLS_CONFIGURATION_PROTOCOL.\r | |
147 | \r | |
148 | **/\r | |
149 | EFI_HANDLE\r | |
150 | EFIAPI\r | |
151 | TlsCreateChild (\r | |
152 | IN EFI_HANDLE ImageHandle,\r | |
153 | OUT EFI_TLS_PROTOCOL **TlsProto,\r | |
154 | OUT EFI_TLS_CONFIGURATION_PROTOCOL **TlsConfiguration\r | |
155 | )\r | |
156 | {\r | |
157 | EFI_STATUS Status;\r | |
158 | EFI_SERVICE_BINDING_PROTOCOL *TlsSb;\r | |
159 | EFI_HANDLE TlsChildHandle;\r | |
160 | \r | |
161 | TlsSb = NULL;\r | |
162 | TlsChildHandle = 0;\r | |
163 | \r | |
164 | //\r | |
165 | // Locate TlsServiceBinding protocol.\r | |
166 | //\r | |
167 | gBS->LocateProtocol (\r | |
168 | &gEfiTlsServiceBindingProtocolGuid,\r | |
169 | NULL,\r | |
170 | (VOID **) &TlsSb\r | |
171 | );\r | |
172 | if (TlsSb == NULL) {\r | |
173 | return NULL;\r | |
174 | }\r | |
175 | \r | |
176 | Status = TlsSb->CreateChild (TlsSb, &TlsChildHandle);\r | |
177 | if (EFI_ERROR (Status)) {\r | |
178 | return NULL;\r | |
179 | }\r | |
180 | \r | |
181 | Status = gBS->OpenProtocol (\r | |
182 | TlsChildHandle,\r | |
183 | &gEfiTlsProtocolGuid,\r | |
184 | (VOID **) TlsProto,\r | |
185 | ImageHandle,\r | |
186 | TlsChildHandle,\r | |
187 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
188 | );\r | |
189 | if (EFI_ERROR (Status)) {\r | |
190 | TlsSb->DestroyChild (TlsSb, TlsChildHandle);\r | |
191 | return NULL;\r | |
192 | }\r | |
193 | \r | |
194 | Status = gBS->OpenProtocol (\r | |
195 | TlsChildHandle,\r | |
196 | &gEfiTlsConfigurationProtocolGuid,\r | |
197 | (VOID **) TlsConfiguration,\r | |
198 | ImageHandle,\r | |
199 | TlsChildHandle,\r | |
200 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
201 | );\r | |
202 | if (EFI_ERROR (Status)) {\r | |
203 | TlsSb->DestroyChild (TlsSb, TlsChildHandle);\r | |
204 | return NULL;\r | |
205 | }\r | |
206 | \r | |
207 | return TlsChildHandle;\r | |
208 | }\r | |
209 | \r | |
210 | /**\r | |
211 | Create event for the TLS receive and transmit tokens which are used to receive and\r | |
212 | transmit TLS related messages.\r | |
213 | \r | |
214 | @param[in, out] HttpInstance Pointer to HTTP_PROTOCOL structure.\r | |
215 | \r | |
216 | @retval EFI_SUCCESS The events are created successfully.\r | |
217 | @retval others Other error as indicated.\r | |
218 | \r | |
219 | **/\r | |
220 | EFI_STATUS\r | |
221 | EFIAPI\r | |
222 | TlsCreateTxRxEvent (\r | |
223 | IN OUT HTTP_PROTOCOL *HttpInstance\r | |
224 | )\r | |
225 | {\r | |
226 | EFI_STATUS Status;\r | |
227 | \r | |
228 | if (!HttpInstance->LocalAddressIsIPv6) {\r | |
229 | //\r | |
230 | // For Tcp4TlsTxToken.\r | |
231 | //\r | |
232 | Status = gBS->CreateEvent (\r | |
233 | EVT_NOTIFY_SIGNAL,\r | |
234 | TPL_NOTIFY,\r | |
235 | HttpCommonNotify,\r | |
236 | &HttpInstance->TlsIsTxDone,\r | |
237 | &HttpInstance->Tcp4TlsTxToken.CompletionToken.Event\r | |
238 | );\r | |
239 | if (EFI_ERROR (Status)) {\r | |
240 | goto ERROR;\r | |
241 | }\r | |
242 | \r | |
243 | HttpInstance->Tcp4TlsTxData.Push = TRUE;\r | |
244 | HttpInstance->Tcp4TlsTxData.Urgent = FALSE;\r | |
245 | HttpInstance->Tcp4TlsTxData.DataLength = 0;\r | |
246 | HttpInstance->Tcp4TlsTxData.FragmentCount = 1;\r | |
247 | HttpInstance->Tcp4TlsTxData.FragmentTable[0].FragmentLength = HttpInstance->Tcp4TlsTxData.DataLength;\r | |
248 | HttpInstance->Tcp4TlsTxData.FragmentTable[0].FragmentBuffer = NULL;\r | |
249 | HttpInstance->Tcp4TlsTxToken.Packet.TxData = &HttpInstance->Tcp4TlsTxData;\r | |
250 | HttpInstance->Tcp4TlsTxToken.CompletionToken.Status = EFI_NOT_READY;\r | |
251 | \r | |
252 | //\r | |
253 | // For Tcp4TlsRxToken.\r | |
254 | //\r | |
255 | Status = gBS->CreateEvent (\r | |
256 | EVT_NOTIFY_SIGNAL,\r | |
257 | TPL_NOTIFY,\r | |
258 | HttpCommonNotify,\r | |
259 | &HttpInstance->TlsIsRxDone,\r | |
260 | &HttpInstance->Tcp4TlsRxToken.CompletionToken.Event\r | |
261 | );\r | |
262 | if (EFI_ERROR (Status)) {\r | |
263 | goto ERROR;\r | |
264 | }\r | |
265 | \r | |
266 | HttpInstance->Tcp4TlsRxData.DataLength = 0;\r | |
267 | HttpInstance->Tcp4TlsRxData.FragmentCount = 1;\r | |
268 | HttpInstance->Tcp4TlsRxData.FragmentTable[0].FragmentLength = HttpInstance->Tcp4TlsRxData.DataLength ;\r | |
269 | HttpInstance->Tcp4TlsRxData.FragmentTable[0].FragmentBuffer = NULL;\r | |
270 | HttpInstance->Tcp4TlsRxToken.Packet.RxData = &HttpInstance->Tcp4TlsRxData;\r | |
271 | HttpInstance->Tcp4TlsRxToken.CompletionToken.Status = EFI_NOT_READY;\r | |
272 | } else {\r | |
273 | //\r | |
274 | // For Tcp6TlsTxToken.\r | |
275 | //\r | |
276 | Status = gBS->CreateEvent (\r | |
277 | EVT_NOTIFY_SIGNAL,\r | |
278 | TPL_NOTIFY,\r | |
279 | HttpCommonNotify,\r | |
280 | &HttpInstance->TlsIsTxDone,\r | |
281 | &HttpInstance->Tcp6TlsTxToken.CompletionToken.Event\r | |
282 | );\r | |
283 | if (EFI_ERROR (Status)) {\r | |
284 | goto ERROR;\r | |
285 | }\r | |
286 | \r | |
287 | HttpInstance->Tcp6TlsTxData.Push = TRUE;\r | |
288 | HttpInstance->Tcp6TlsTxData.Urgent = FALSE;\r | |
289 | HttpInstance->Tcp6TlsTxData.DataLength = 0;\r | |
290 | HttpInstance->Tcp6TlsTxData.FragmentCount = 1;\r | |
291 | HttpInstance->Tcp6TlsTxData.FragmentTable[0].FragmentLength = HttpInstance->Tcp6TlsTxData.DataLength;\r | |
292 | HttpInstance->Tcp6TlsTxData.FragmentTable[0].FragmentBuffer = NULL;\r | |
293 | HttpInstance->Tcp6TlsTxToken.Packet.TxData = &HttpInstance->Tcp6TlsTxData;\r | |
294 | HttpInstance->Tcp6TlsTxToken.CompletionToken.Status = EFI_NOT_READY;\r | |
295 | \r | |
296 | //\r | |
297 | // For Tcp6TlsRxToken.\r | |
298 | //\r | |
299 | Status = gBS->CreateEvent (\r | |
300 | EVT_NOTIFY_SIGNAL,\r | |
301 | TPL_NOTIFY,\r | |
302 | HttpCommonNotify,\r | |
303 | &HttpInstance->TlsIsRxDone,\r | |
304 | &HttpInstance->Tcp6TlsRxToken.CompletionToken.Event\r | |
305 | );\r | |
306 | if (EFI_ERROR (Status)) {\r | |
307 | goto ERROR;\r | |
308 | }\r | |
309 | \r | |
310 | HttpInstance->Tcp6TlsRxData.DataLength = 0;\r | |
311 | HttpInstance->Tcp6TlsRxData.FragmentCount = 1;\r | |
312 | HttpInstance->Tcp6TlsRxData.FragmentTable[0].FragmentLength = HttpInstance->Tcp6TlsRxData.DataLength ;\r | |
313 | HttpInstance->Tcp6TlsRxData.FragmentTable[0].FragmentBuffer = NULL;\r | |
314 | HttpInstance->Tcp6TlsRxToken.Packet.RxData = &HttpInstance->Tcp6TlsRxData;\r | |
315 | HttpInstance->Tcp6TlsRxToken.CompletionToken.Status = EFI_NOT_READY;\r | |
316 | }\r | |
317 | \r | |
318 | return Status;\r | |
319 | \r | |
320 | ERROR:\r | |
321 | //\r | |
322 | // Error handling\r | |
323 | //\r | |
324 | TlsCloseTxRxEvent (HttpInstance);\r | |
325 | \r | |
326 | return Status;\r | |
327 | }\r | |
328 | \r | |
329 | /**\r | |
330 | Close events in the TlsTxToken and TlsRxToken.\r | |
331 | \r | |
332 | @param[in] HttpInstance Pointer to HTTP_PROTOCOL structure.\r | |
333 | \r | |
334 | **/\r | |
335 | VOID\r | |
336 | EFIAPI\r | |
337 | TlsCloseTxRxEvent (\r | |
338 | IN HTTP_PROTOCOL *HttpInstance\r | |
339 | )\r | |
340 | {\r | |
341 | ASSERT (HttpInstance != NULL);\r | |
342 | if (!HttpInstance->LocalAddressIsIPv6) {\r | |
343 | if (NULL != HttpInstance->Tcp4TlsTxToken.CompletionToken.Event) {\r | |
344 | gBS->CloseEvent(HttpInstance->Tcp4TlsTxToken.CompletionToken.Event);\r | |
345 | HttpInstance->Tcp4TlsTxToken.CompletionToken.Event = NULL;\r | |
346 | }\r | |
347 | \r | |
348 | if (NULL != HttpInstance->Tcp4TlsRxToken.CompletionToken.Event) {\r | |
349 | gBS->CloseEvent (HttpInstance->Tcp4TlsRxToken.CompletionToken.Event);\r | |
350 | HttpInstance->Tcp4TlsRxToken.CompletionToken.Event = NULL;\r | |
351 | }\r | |
352 | } else {\r | |
353 | if (NULL != HttpInstance->Tcp6TlsTxToken.CompletionToken.Event) {\r | |
354 | gBS->CloseEvent(HttpInstance->Tcp6TlsTxToken.CompletionToken.Event);\r | |
355 | HttpInstance->Tcp6TlsTxToken.CompletionToken.Event = NULL;\r | |
356 | }\r | |
357 | \r | |
358 | if (NULL != HttpInstance->Tcp6TlsRxToken.CompletionToken.Event) {\r | |
359 | gBS->CloseEvent (HttpInstance->Tcp6TlsRxToken.CompletionToken.Event);\r | |
360 | HttpInstance->Tcp6TlsRxToken.CompletionToken.Event = NULL;\r | |
361 | }\r | |
362 | }\r | |
363 | }\r | |
364 | \r | |
365 | /**\r | |
366 | Read the TlsCaCertificate variable and configure it.\r | |
367 | \r | |
368 | @param[in, out] HttpInstance The HTTP instance private data.\r | |
369 | \r | |
370 | @retval EFI_SUCCESS TlsCaCertificate is configured.\r | |
371 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.\r | |
372 | @retval EFI_NOT_FOUND Fail to get 'TlsCaCertificate' variable.\r | |
373 | @retval Others Other error as indicated.\r | |
374 | \r | |
375 | **/\r | |
376 | EFI_STATUS\r | |
377 | TlsConfigCertificate (\r | |
378 | IN OUT HTTP_PROTOCOL *HttpInstance\r | |
379 | )\r | |
380 | {\r | |
381 | EFI_STATUS Status;\r | |
382 | UINT8 *CACert;\r | |
383 | UINTN CACertSize;\r | |
384 | UINT32 Index;\r | |
385 | EFI_SIGNATURE_LIST *CertList;\r | |
386 | EFI_SIGNATURE_DATA *Cert;\r | |
387 | UINTN CertCount;\r | |
388 | UINT32 ItemDataSize;\r | |
389 | \r | |
390 | CACert = NULL;\r | |
391 | CACertSize = 0;\r | |
392 | \r | |
393 | //\r | |
394 | // Try to read the TlsCaCertificate variable.\r | |
395 | //\r | |
396 | Status = gRT->GetVariable (\r | |
397 | EFI_TLS_CA_CERTIFICATE_VARIABLE,\r | |
398 | &gEfiTlsCaCertificateGuid,\r | |
399 | NULL,\r | |
400 | &CACertSize,\r | |
401 | NULL\r | |
402 | );\r | |
403 | \r | |
404 | if (EFI_ERROR (Status) && Status != EFI_BUFFER_TOO_SMALL) {\r | |
405 | return Status;\r | |
406 | }\r | |
407 | \r | |
408 | //\r | |
409 | // Allocate buffer and read the config variable.\r | |
410 | //\r | |
411 | CACert = AllocatePool (CACertSize);\r | |
412 | if (CACert == NULL) {\r | |
413 | return EFI_OUT_OF_RESOURCES;\r | |
414 | }\r | |
415 | \r | |
416 | Status = gRT->GetVariable (\r | |
417 | EFI_TLS_CA_CERTIFICATE_VARIABLE,\r | |
418 | &gEfiTlsCaCertificateGuid,\r | |
419 | NULL,\r | |
420 | &CACertSize,\r | |
421 | CACert\r | |
422 | );\r | |
423 | if (EFI_ERROR (Status)) {\r | |
424 | //\r | |
425 | // GetVariable still error or the variable is corrupted.\r | |
426 | // Fall back to the default value.\r | |
427 | //\r | |
428 | FreePool (CACert);\r | |
429 | \r | |
430 | return EFI_NOT_FOUND;\r | |
431 | }\r | |
432 | \r | |
433 | ASSERT (CACert != NULL);\r | |
434 | \r | |
435 | //\r | |
436 | // Enumerate all data and erasing the target item.\r | |
437 | //\r | |
438 | ItemDataSize = (UINT32) CACertSize;\r | |
439 | CertList = (EFI_SIGNATURE_LIST *) CACert;\r | |
440 | while ((ItemDataSize > 0) && (ItemDataSize >= CertList->SignatureListSize)) {\r | |
441 | Cert = (EFI_SIGNATURE_DATA *) ((UINT8 *) CertList + sizeof (EFI_SIGNATURE_LIST) + CertList->SignatureHeaderSize);\r | |
442 | CertCount = (CertList->SignatureListSize - sizeof (EFI_SIGNATURE_LIST) - CertList->SignatureHeaderSize) / CertList->SignatureSize;\r | |
443 | for (Index = 0; Index < CertCount; Index++) {\r | |
444 | //\r | |
445 | // EfiTlsConfigDataTypeCACertificate\r | |
446 | //\r | |
447 | Status = HttpInstance->TlsConfiguration->SetData (\r | |
448 | HttpInstance->TlsConfiguration,\r | |
449 | EfiTlsConfigDataTypeCACertificate,\r | |
450 | Cert->SignatureData,\r | |
451 | CertList->SignatureSize - sizeof (Cert->SignatureOwner)\r | |
452 | );\r | |
453 | if (EFI_ERROR (Status)) {\r | |
454 | FreePool (CACert);\r | |
455 | return Status;\r | |
456 | }\r | |
457 | \r | |
458 | Cert = (EFI_SIGNATURE_DATA *) ((UINT8 *) Cert + CertList->SignatureSize);\r | |
459 | }\r | |
460 | \r | |
461 | ItemDataSize -= CertList->SignatureListSize;\r | |
462 | CertList = (EFI_SIGNATURE_LIST *) ((UINT8 *) CertList + CertList->SignatureListSize);\r | |
463 | }\r | |
464 | \r | |
465 | FreePool (CACert);\r | |
466 | return Status;\r | |
467 | }\r | |
468 | \r | |
469 | /**\r | |
470 | Configure TLS session data.\r | |
471 | \r | |
472 | @param[in, out] HttpInstance The HTTP instance private data.\r | |
473 | \r | |
474 | @retval EFI_SUCCESS TLS session data is configured.\r | |
475 | @retval Others Other error as indicated.\r | |
476 | \r | |
477 | **/\r | |
478 | EFI_STATUS\r | |
479 | EFIAPI\r | |
480 | TlsConfigureSession (\r | |
481 | IN OUT HTTP_PROTOCOL *HttpInstance\r | |
482 | )\r | |
483 | {\r | |
484 | EFI_STATUS Status;\r | |
485 | \r | |
486 | //\r | |
487 | // TlsConfigData initialization\r | |
488 | //\r | |
489 | HttpInstance->TlsConfigData.ConnectionEnd = EfiTlsClient;\r | |
490 | HttpInstance->TlsConfigData.VerifyMethod = EFI_TLS_VERIFY_PEER;\r | |
491 | HttpInstance->TlsConfigData.SessionState = EfiTlsSessionNotStarted;\r | |
492 | \r | |
493 | //\r | |
494 | // EfiTlsConnectionEnd,\r | |
495 | // EfiTlsVerifyMethod\r | |
496 | // EfiTlsSessionState\r | |
497 | //\r | |
498 | Status = HttpInstance->Tls->SetSessionData (\r | |
499 | HttpInstance->Tls,\r | |
500 | EfiTlsConnectionEnd,\r | |
501 | &(HttpInstance->TlsConfigData.ConnectionEnd),\r | |
502 | sizeof (EFI_TLS_CONNECTION_END)\r | |
503 | );\r | |
504 | if (EFI_ERROR (Status)) {\r | |
505 | return Status;\r | |
506 | }\r | |
507 | \r | |
508 | Status = HttpInstance->Tls->SetSessionData (\r | |
509 | HttpInstance->Tls,\r | |
510 | EfiTlsVerifyMethod,\r | |
511 | &HttpInstance->TlsConfigData.VerifyMethod,\r | |
512 | sizeof (EFI_TLS_VERIFY)\r | |
513 | );\r | |
514 | if (EFI_ERROR (Status)) {\r | |
515 | return Status;\r | |
516 | }\r | |
517 | \r | |
518 | Status = HttpInstance->Tls->SetSessionData (\r | |
519 | HttpInstance->Tls,\r | |
520 | EfiTlsSessionState,\r | |
521 | &(HttpInstance->TlsConfigData.SessionState),\r | |
522 | sizeof (EFI_TLS_SESSION_STATE)\r | |
523 | );\r | |
524 | if (EFI_ERROR (Status)) {\r | |
525 | return Status;\r | |
526 | }\r | |
527 | \r | |
528 | //\r | |
529 | // Tls Config Certificate\r | |
530 | //\r | |
531 | Status = TlsConfigCertificate (HttpInstance);\r | |
532 | if (EFI_ERROR (Status)) {\r | |
533 | DEBUG ((EFI_D_ERROR, "TLS Certificate Config Error!\n"));\r | |
534 | return Status;\r | |
535 | }\r | |
536 | \r | |
537 | //\r | |
538 | // TlsCreateTxRxEvent\r | |
539 | //\r | |
540 | Status = TlsCreateTxRxEvent (HttpInstance);\r | |
541 | if (EFI_ERROR (Status)) {\r | |
542 | goto ERROR;\r | |
543 | }\r | |
544 | \r | |
545 | return Status;\r | |
546 | \r | |
547 | ERROR:\r | |
548 | TlsCloseTxRxEvent (HttpInstance);\r | |
549 | \r | |
550 | return Status;\r | |
551 | }\r | |
552 | \r | |
553 | /**\r | |
554 | Transmit the Packet by processing the associated HTTPS token.\r | |
555 | \r | |
556 | @param[in, out] HttpInstance Pointer to HTTP_PROTOCOL structure.\r | |
557 | @param[in] Packet The packet to transmit.\r | |
558 | \r | |
559 | @retval EFI_SUCCESS The packet is transmitted.\r | |
560 | @retval EFI_INVALID_PARAMETER HttpInstance is NULL or Packet is NULL.\r | |
561 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.\r | |
562 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r | |
563 | @retval Others Other errors as indicated.\r | |
564 | \r | |
565 | **/\r | |
566 | EFI_STATUS\r | |
567 | EFIAPI\r | |
568 | TlsCommonTransmit (\r | |
569 | IN OUT HTTP_PROTOCOL *HttpInstance,\r | |
570 | IN NET_BUF *Packet\r | |
571 | )\r | |
572 | {\r | |
573 | EFI_STATUS Status;\r | |
574 | VOID *Data;\r | |
575 | UINTN Size;\r | |
576 | \r | |
577 | if ((HttpInstance == NULL) || (Packet == NULL)) {\r | |
578 | return EFI_INVALID_PARAMETER;\r | |
579 | }\r | |
580 | \r | |
581 | if (!HttpInstance->LocalAddressIsIPv6) {\r | |
582 | Size = sizeof (EFI_TCP4_TRANSMIT_DATA) +\r | |
583 | (Packet->BlockOpNum - 1) * sizeof (EFI_TCP4_FRAGMENT_DATA);\r | |
584 | } else {\r | |
585 | Size = sizeof (EFI_TCP6_TRANSMIT_DATA) +\r | |
586 | (Packet->BlockOpNum - 1) * sizeof (EFI_TCP6_FRAGMENT_DATA);\r | |
587 | }\r | |
588 | \r | |
589 | Data = AllocatePool (Size);\r | |
590 | if (Data == NULL) {\r | |
591 | return EFI_OUT_OF_RESOURCES;\r | |
592 | }\r | |
593 | \r | |
594 | if (!HttpInstance->LocalAddressIsIPv6) {\r | |
595 | ((EFI_TCP4_TRANSMIT_DATA *) Data)->Push = TRUE;\r | |
596 | ((EFI_TCP4_TRANSMIT_DATA *) Data)->Urgent = FALSE;\r | |
597 | ((EFI_TCP4_TRANSMIT_DATA *) Data)->DataLength = Packet->TotalSize;\r | |
598 | \r | |
599 | //\r | |
600 | // Build the fragment table.\r | |
601 | //\r | |
602 | ((EFI_TCP4_TRANSMIT_DATA *) Data)->FragmentCount = Packet->BlockOpNum;\r | |
603 | \r | |
604 | NetbufBuildExt (\r | |
605 | Packet,\r | |
606 | (NET_FRAGMENT *) &((EFI_TCP4_TRANSMIT_DATA *) Data)->FragmentTable[0],\r | |
607 | &((EFI_TCP4_TRANSMIT_DATA *) Data)->FragmentCount\r | |
608 | );\r | |
609 | \r | |
610 | HttpInstance->Tcp4TlsTxToken.Packet.TxData = (EFI_TCP4_TRANSMIT_DATA *) Data;\r | |
611 | \r | |
612 | Status = EFI_DEVICE_ERROR;\r | |
613 | \r | |
614 | //\r | |
615 | // Transmit the packet.\r | |
616 | //\r | |
617 | Status = HttpInstance->Tcp4->Transmit (HttpInstance->Tcp4, &HttpInstance->Tcp4TlsTxToken);\r | |
618 | if (EFI_ERROR (Status)) {\r | |
619 | goto ON_EXIT;\r | |
620 | }\r | |
621 | \r | |
622 | while (!HttpInstance->TlsIsTxDone) {\r | |
623 | HttpInstance->Tcp4->Poll (HttpInstance->Tcp4);\r | |
624 | }\r | |
625 | \r | |
626 | HttpInstance->TlsIsTxDone = FALSE;\r | |
627 | Status = HttpInstance->Tcp4TlsTxToken.CompletionToken.Status;\r | |
628 | } else {\r | |
629 | ((EFI_TCP6_TRANSMIT_DATA *) Data)->Push = TRUE;\r | |
630 | ((EFI_TCP6_TRANSMIT_DATA *) Data)->Urgent = FALSE;\r | |
631 | ((EFI_TCP6_TRANSMIT_DATA *) Data)->DataLength = Packet->TotalSize;\r | |
632 | \r | |
633 | //\r | |
634 | // Build the fragment table.\r | |
635 | //\r | |
636 | ((EFI_TCP6_TRANSMIT_DATA *) Data)->FragmentCount = Packet->BlockOpNum;\r | |
637 | \r | |
638 | NetbufBuildExt (\r | |
639 | Packet,\r | |
640 | (NET_FRAGMENT *) &((EFI_TCP6_TRANSMIT_DATA *) Data)->FragmentTable[0],\r | |
641 | &((EFI_TCP6_TRANSMIT_DATA *) Data)->FragmentCount\r | |
642 | );\r | |
643 | \r | |
644 | HttpInstance->Tcp6TlsTxToken.Packet.TxData = (EFI_TCP6_TRANSMIT_DATA *) Data;\r | |
645 | \r | |
646 | Status = EFI_DEVICE_ERROR;\r | |
647 | \r | |
648 | //\r | |
649 | // Transmit the packet.\r | |
650 | //\r | |
651 | Status = HttpInstance->Tcp6->Transmit (HttpInstance->Tcp6, &HttpInstance->Tcp6TlsTxToken);\r | |
652 | if (EFI_ERROR (Status)) {\r | |
653 | goto ON_EXIT;\r | |
654 | }\r | |
655 | \r | |
656 | while (!HttpInstance->TlsIsTxDone) {\r | |
657 | HttpInstance->Tcp6->Poll (HttpInstance->Tcp6);\r | |
658 | }\r | |
659 | \r | |
660 | HttpInstance->TlsIsTxDone = FALSE;\r | |
661 | Status = HttpInstance->Tcp6TlsTxToken.CompletionToken.Status;\r | |
662 | }\r | |
663 | \r | |
664 | ON_EXIT:\r | |
665 | FreePool (Data);\r | |
666 | \r | |
667 | return Status;\r | |
668 | }\r | |
669 | \r | |
670 | /**\r | |
671 | Receive the Packet by processing the associated HTTPS token.\r | |
672 | \r | |
673 | @param[in, out] HttpInstance Pointer to HTTP_PROTOCOL structure.\r | |
674 | @param[in] Packet The packet to transmit.\r | |
675 | @param[in] Timeout The time to wait for connection done.\r | |
676 | \r | |
677 | @retval EFI_SUCCESS The Packet is received.\r | |
678 | @retval EFI_INVALID_PARAMETER HttpInstance is NULL or Packet is NULL.\r | |
679 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.\r | |
680 | @retval EFI_TIMEOUT The operation is time out.\r | |
681 | @retval Others Other error as indicated.\r | |
682 | \r | |
683 | **/\r | |
684 | EFI_STATUS\r | |
685 | EFIAPI\r | |
686 | TlsCommonReceive (\r | |
687 | IN OUT HTTP_PROTOCOL *HttpInstance,\r | |
688 | IN NET_BUF *Packet,\r | |
689 | IN EFI_EVENT Timeout\r | |
690 | )\r | |
691 | {\r | |
692 | EFI_TCP4_RECEIVE_DATA *Tcp4RxData;\r | |
693 | EFI_TCP6_RECEIVE_DATA *Tcp6RxData;\r | |
694 | EFI_STATUS Status;\r | |
695 | NET_FRAGMENT *Fragment;\r | |
696 | UINT32 FragmentCount;\r | |
697 | UINT32 CurrentFragment;\r | |
698 | \r | |
699 | Tcp4RxData = NULL;\r | |
700 | Tcp6RxData = NULL;\r | |
701 | \r | |
702 | if ((HttpInstance == NULL) || (Packet == NULL)) {\r | |
703 | return EFI_INVALID_PARAMETER;\r | |
704 | }\r | |
705 | \r | |
706 | FragmentCount = Packet->BlockOpNum;\r | |
707 | Fragment = AllocatePool (FragmentCount * sizeof (NET_FRAGMENT));\r | |
708 | if (Fragment == NULL) {\r | |
709 | Status = EFI_OUT_OF_RESOURCES;\r | |
710 | goto ON_EXIT;\r | |
711 | }\r | |
712 | \r | |
713 | //\r | |
714 | // Build the fragment table.\r | |
715 | //\r | |
716 | NetbufBuildExt (Packet, Fragment, &FragmentCount);\r | |
717 | \r | |
718 | if (!HttpInstance->LocalAddressIsIPv6) {\r | |
719 | Tcp4RxData = HttpInstance->Tcp4TlsRxToken.Packet.RxData;\r | |
720 | if (Tcp4RxData == NULL) {\r | |
721 | return EFI_INVALID_PARAMETER;\r | |
722 | }\r | |
723 | Tcp4RxData->FragmentCount = 1;\r | |
724 | } else {\r | |
725 | Tcp6RxData = HttpInstance->Tcp6TlsRxToken.Packet.RxData;\r | |
726 | if (Tcp6RxData == NULL) {\r | |
727 | return EFI_INVALID_PARAMETER;\r | |
728 | }\r | |
729 | Tcp6RxData->FragmentCount = 1;\r | |
730 | }\r | |
731 | \r | |
732 | CurrentFragment = 0;\r | |
733 | Status = EFI_SUCCESS;\r | |
734 | \r | |
735 | while (CurrentFragment < FragmentCount) {\r | |
736 | if (!HttpInstance->LocalAddressIsIPv6) {\r | |
737 | Tcp4RxData->DataLength = Fragment[CurrentFragment].Len;\r | |
738 | Tcp4RxData->FragmentTable[0].FragmentLength = Fragment[CurrentFragment].Len;\r | |
739 | Tcp4RxData->FragmentTable[0].FragmentBuffer = Fragment[CurrentFragment].Bulk;\r | |
740 | Status = HttpInstance->Tcp4->Receive (HttpInstance->Tcp4, &HttpInstance->Tcp4TlsRxToken);\r | |
741 | } else {\r | |
742 | Tcp6RxData->DataLength = Fragment[CurrentFragment].Len;\r | |
743 | Tcp6RxData->FragmentTable[0].FragmentLength = Fragment[CurrentFragment].Len;\r | |
744 | Tcp6RxData->FragmentTable[0].FragmentBuffer = Fragment[CurrentFragment].Bulk;\r | |
745 | Status = HttpInstance->Tcp6->Receive (HttpInstance->Tcp6, &HttpInstance->Tcp6TlsRxToken);\r | |
746 | }\r | |
747 | if (EFI_ERROR (Status)) {\r | |
748 | goto ON_EXIT;\r | |
749 | }\r | |
750 | \r | |
751 | while (!HttpInstance->TlsIsRxDone && ((Timeout == NULL) || EFI_ERROR (gBS->CheckEvent (Timeout)))) {\r | |
752 | //\r | |
753 | // Poll until some data is received or an error occurs.\r | |
754 | //\r | |
755 | if (!HttpInstance->LocalAddressIsIPv6) {\r | |
756 | HttpInstance->Tcp4->Poll (HttpInstance->Tcp4);\r | |
757 | } else {\r | |
758 | HttpInstance->Tcp6->Poll (HttpInstance->Tcp6);\r | |
759 | }\r | |
760 | }\r | |
761 | \r | |
762 | if (!HttpInstance->TlsIsRxDone) {\r | |
763 | //\r | |
764 | // Timeout occurs, cancel the receive request.\r | |
765 | //\r | |
766 | if (!HttpInstance->LocalAddressIsIPv6) {\r | |
767 | HttpInstance->Tcp4->Cancel (HttpInstance->Tcp4, &HttpInstance->Tcp4TlsRxToken.CompletionToken);\r | |
768 | } else {\r | |
769 | HttpInstance->Tcp6->Cancel (HttpInstance->Tcp6, &HttpInstance->Tcp6TlsRxToken.CompletionToken);\r | |
770 | }\r | |
771 | \r | |
772 | Status = EFI_TIMEOUT;\r | |
773 | goto ON_EXIT;\r | |
774 | } else {\r | |
775 | HttpInstance->TlsIsRxDone = FALSE;\r | |
776 | }\r | |
777 | \r | |
778 | if (!HttpInstance->LocalAddressIsIPv6) {\r | |
779 | Status = HttpInstance->Tcp4TlsRxToken.CompletionToken.Status;\r | |
780 | if (EFI_ERROR (Status)) {\r | |
781 | goto ON_EXIT;\r | |
782 | }\r | |
783 | \r | |
784 | Fragment[CurrentFragment].Len -= Tcp4RxData->FragmentTable[0].FragmentLength;\r | |
785 | if (Fragment[CurrentFragment].Len == 0) {\r | |
786 | CurrentFragment++;\r | |
787 | } else {\r | |
788 | Fragment[CurrentFragment].Bulk += Tcp4RxData->FragmentTable[0].FragmentLength;\r | |
789 | }\r | |
790 | } else {\r | |
791 | Status = HttpInstance->Tcp6TlsRxToken.CompletionToken.Status;\r | |
792 | if (EFI_ERROR (Status)) {\r | |
793 | goto ON_EXIT;\r | |
794 | }\r | |
795 | \r | |
796 | Fragment[CurrentFragment].Len -= Tcp6RxData->FragmentTable[0].FragmentLength;\r | |
797 | if (Fragment[CurrentFragment].Len == 0) {\r | |
798 | CurrentFragment++;\r | |
799 | } else {\r | |
800 | Fragment[CurrentFragment].Bulk += Tcp6RxData->FragmentTable[0].FragmentLength;\r | |
801 | }\r | |
802 | }\r | |
803 | }\r | |
804 | \r | |
805 | ON_EXIT:\r | |
806 | \r | |
807 | if (Fragment != NULL) {\r | |
808 | FreePool (Fragment);\r | |
809 | }\r | |
810 | \r | |
811 | return Status;\r | |
812 | }\r | |
813 | \r | |
814 | /**\r | |
815 | Receive one TLS PDU. An TLS PDU contains an TLS record header and it's\r | |
816 | corresponding record data. These two parts will be put into two blocks of buffers in the\r | |
817 | net buffer.\r | |
818 | \r | |
819 | @param[in, out] HttpInstance Pointer to HTTP_PROTOCOL structure.\r | |
820 | @param[out] Pdu The received TLS PDU.\r | |
821 | @param[in] Timeout The time to wait for connection done.\r | |
822 | \r | |
823 | @retval EFI_SUCCESS An TLS PDU is received.\r | |
824 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.\r | |
825 | @retval EFI_PROTOCOL_ERROR An unexpected TLS packet was received.\r | |
826 | @retval Others Other errors as indicated.\r | |
827 | \r | |
828 | **/\r | |
829 | EFI_STATUS\r | |
830 | EFIAPI\r | |
831 | TlsReceiveOnePdu (\r | |
832 | IN OUT HTTP_PROTOCOL *HttpInstance,\r | |
833 | OUT NET_BUF **Pdu,\r | |
834 | IN EFI_EVENT Timeout\r | |
835 | )\r | |
836 | {\r | |
837 | EFI_STATUS Status;\r | |
838 | \r | |
839 | LIST_ENTRY *NbufList;\r | |
840 | \r | |
841 | UINT32 Len;\r | |
842 | \r | |
843 | NET_BUF *PduHdr;\r | |
844 | UINT8 *Header;\r | |
845 | TLS_RECORD_HEADER RecordHeader;\r | |
846 | \r | |
847 | NET_BUF *DataSeg;\r | |
848 | \r | |
849 | NbufList = NULL;\r | |
850 | PduHdr = NULL;\r | |
851 | Header = NULL;\r | |
852 | DataSeg = NULL;\r | |
853 | \r | |
854 | NbufList = AllocatePool (sizeof (LIST_ENTRY));\r | |
855 | if (NbufList == NULL) {\r | |
856 | return EFI_OUT_OF_RESOURCES;\r | |
857 | }\r | |
858 | \r | |
859 | InitializeListHead (NbufList);\r | |
860 | \r | |
861 | //\r | |
862 | // Allocate buffer to receive one TLS header.\r | |
863 | //\r | |
864 | Len = sizeof (TLS_RECORD_HEADER);\r | |
865 | PduHdr = NetbufAlloc (Len);\r | |
866 | if (PduHdr == NULL) {\r | |
867 | Status = EFI_OUT_OF_RESOURCES;\r | |
868 | goto ON_EXIT;\r | |
869 | }\r | |
870 | \r | |
871 | Header = NetbufAllocSpace (PduHdr, Len, NET_BUF_TAIL);\r | |
872 | if (Header == NULL) {\r | |
873 | Status = EFI_OUT_OF_RESOURCES;\r | |
874 | goto ON_EXIT;\r | |
875 | }\r | |
876 | \r | |
877 | //\r | |
878 | // First step, receive one TLS header.\r | |
879 | //\r | |
880 | Status = TlsCommonReceive (HttpInstance, PduHdr, Timeout);\r | |
881 | if (EFI_ERROR (Status)) {\r | |
882 | goto ON_EXIT;\r | |
883 | }\r | |
884 | \r | |
885 | RecordHeader = *(TLS_RECORD_HEADER *) Header;\r | |
886 | if ((RecordHeader.ContentType == TlsContentTypeHandshake ||\r | |
887 | RecordHeader.ContentType == TlsContentTypeAlert ||\r | |
888 | RecordHeader.ContentType == TlsContentTypeChangeCipherSpec ||\r | |
889 | RecordHeader.ContentType == TlsContentTypeApplicationData) &&\r | |
890 | (RecordHeader.Version.Major == 0x03) && /// Major versions are same.\r | |
891 | (RecordHeader.Version.Minor == TLS10_PROTOCOL_VERSION_MINOR ||\r | |
892 | RecordHeader.Version.Minor ==TLS11_PROTOCOL_VERSION_MINOR ||\r | |
893 | RecordHeader.Version.Minor == TLS12_PROTOCOL_VERSION_MINOR)\r | |
894 | ) {\r | |
895 | InsertTailList (NbufList, &PduHdr->List);\r | |
896 | } else {\r | |
897 | Status = EFI_PROTOCOL_ERROR;\r | |
898 | goto ON_EXIT;\r | |
899 | }\r | |
900 | \r | |
901 | Len = SwapBytes16(RecordHeader.Length);\r | |
902 | if (Len == 0) {\r | |
903 | //\r | |
904 | // No TLS payload.\r | |
905 | //\r | |
906 | goto FORM_PDU;\r | |
907 | }\r | |
908 | \r | |
909 | //\r | |
910 | // Allocate buffer to receive one TLS payload.\r | |
911 | //\r | |
912 | DataSeg = NetbufAlloc (Len);\r | |
913 | if (DataSeg == NULL) {\r | |
914 | Status = EFI_OUT_OF_RESOURCES;\r | |
915 | goto ON_EXIT;\r | |
916 | }\r | |
917 | \r | |
918 | NetbufAllocSpace (DataSeg, Len, NET_BUF_TAIL);\r | |
919 | \r | |
920 | //\r | |
921 | // Second step, receive one TLS payload.\r | |
922 | //\r | |
923 | Status = TlsCommonReceive (HttpInstance, DataSeg, Timeout);\r | |
924 | if (EFI_ERROR (Status)) {\r | |
925 | goto ON_EXIT;\r | |
926 | }\r | |
927 | \r | |
928 | InsertTailList (NbufList, &DataSeg->List);\r | |
929 | \r | |
930 | FORM_PDU:\r | |
931 | //\r | |
932 | // Form the PDU from a list of PDU.\r | |
933 | //\r | |
934 | *Pdu = NetbufFromBufList (NbufList, 0, 0, FreeNbufList, NbufList);\r | |
935 | if (*Pdu == NULL) {\r | |
936 | Status = EFI_OUT_OF_RESOURCES;\r | |
937 | }\r | |
938 | \r | |
939 | ON_EXIT:\r | |
940 | \r | |
941 | if (EFI_ERROR (Status)) {\r | |
942 | //\r | |
943 | // Free the Nbufs in this NbufList and the NbufList itself.\r | |
944 | //\r | |
945 | FreeNbufList (NbufList);\r | |
946 | }\r | |
947 | \r | |
948 | return Status;\r | |
949 | }\r | |
950 | \r | |
951 | /**\r | |
952 | Connect one TLS session by finishing the TLS handshake process.\r | |
953 | \r | |
954 | @param[in] HttpInstance The HTTP instance private data.\r | |
955 | @param[in] Timeout The time to wait for connection done.\r | |
956 | \r | |
957 | @retval EFI_SUCCESS The TLS session is established.\r | |
958 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.\r | |
959 | @retval EFI_ABORTED TLS session state is incorrect.\r | |
960 | @retval Others Other error as indicated.\r | |
961 | \r | |
962 | **/\r | |
963 | EFI_STATUS\r | |
964 | EFIAPI\r | |
965 | TlsConnectSession (\r | |
966 | IN HTTP_PROTOCOL *HttpInstance,\r | |
967 | IN EFI_EVENT Timeout\r | |
968 | )\r | |
969 | {\r | |
970 | EFI_STATUS Status;\r | |
971 | UINT8 *BufferOut;\r | |
972 | UINTN BufferOutSize;\r | |
973 | NET_BUF *PacketOut;\r | |
974 | UINT8 *DataOut;\r | |
975 | NET_BUF *Pdu;\r | |
976 | UINT8 *BufferIn;\r | |
977 | UINTN BufferInSize;\r | |
978 | UINT8 *GetSessionDataBuffer;\r | |
979 | UINTN GetSessionDataBufferSize;\r | |
980 | \r | |
981 | BufferOut = NULL;\r | |
982 | PacketOut = NULL;\r | |
983 | DataOut = NULL;\r | |
984 | Pdu = NULL;\r | |
985 | BufferIn = NULL;\r | |
986 | \r | |
987 | //\r | |
988 | // Initialize TLS state.\r | |
989 | //\r | |
990 | HttpInstance->TlsSessionState = EfiTlsSessionNotStarted;\r | |
991 | Status = HttpInstance->Tls->SetSessionData (\r | |
992 | HttpInstance->Tls,\r | |
993 | EfiTlsSessionState,\r | |
994 | &(HttpInstance->TlsSessionState),\r | |
995 | sizeof (EFI_TLS_SESSION_STATE)\r | |
996 | );\r | |
997 | if (EFI_ERROR (Status)) {\r | |
998 | return Status;\r | |
999 | }\r | |
1000 | \r | |
1001 | //\r | |
1002 | // Create ClientHello\r | |
1003 | //\r | |
1004 | BufferOutSize = DEF_BUF_LEN;\r | |
1005 | BufferOut = AllocateZeroPool (BufferOutSize);\r | |
1006 | if (BufferOut == NULL) {\r | |
1007 | Status = EFI_OUT_OF_RESOURCES;\r | |
1008 | return Status;\r | |
1009 | }\r | |
1010 | \r | |
1011 | Status = HttpInstance->Tls->BuildResponsePacket (\r | |
1012 | HttpInstance->Tls,\r | |
1013 | NULL,\r | |
1014 | 0,\r | |
1015 | BufferOut,\r | |
1016 | &BufferOutSize\r | |
1017 | );\r | |
1018 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
1019 | FreePool (BufferOut);\r | |
1020 | BufferOut = AllocateZeroPool (BufferOutSize);\r | |
1021 | if (BufferOut == NULL) {\r | |
1022 | Status = EFI_OUT_OF_RESOURCES;\r | |
1023 | return Status;\r | |
1024 | }\r | |
1025 | \r | |
1026 | Status = HttpInstance->Tls->BuildResponsePacket (\r | |
1027 | HttpInstance->Tls,\r | |
1028 | NULL,\r | |
1029 | 0,\r | |
1030 | BufferOut,\r | |
1031 | &BufferOutSize\r | |
1032 | );\r | |
1033 | }\r | |
1034 | if (EFI_ERROR (Status)) {\r | |
1035 | FreePool (BufferOut);\r | |
1036 | return Status;\r | |
1037 | }\r | |
1038 | \r | |
1039 | //\r | |
1040 | // Transmit ClientHello\r | |
1041 | //\r | |
1042 | PacketOut = NetbufAlloc ((UINT32) BufferOutSize);\r | |
1043 | DataOut = NetbufAllocSpace (PacketOut, (UINT32) BufferOutSize, NET_BUF_TAIL);\r | |
1044 | if (DataOut == NULL) {\r | |
1045 | FreePool (BufferOut);\r | |
1046 | return EFI_OUT_OF_RESOURCES;\r | |
1047 | }\r | |
1048 | \r | |
1049 | CopyMem (DataOut, BufferOut, BufferOutSize);\r | |
1050 | Status = TlsCommonTransmit (HttpInstance, PacketOut);\r | |
1051 | \r | |
1052 | FreePool (BufferOut);\r | |
1053 | NetbufFree (PacketOut);\r | |
1054 | \r | |
1055 | if (EFI_ERROR (Status)) {\r | |
1056 | return Status;\r | |
1057 | }\r | |
1058 | \r | |
1059 | while(HttpInstance->TlsSessionState != EfiTlsSessionDataTransferring && \\r | |
1060 | ((Timeout == NULL) || EFI_ERROR (gBS->CheckEvent (Timeout)))) {\r | |
1061 | //\r | |
1062 | // Receive one TLS record.\r | |
1063 | //\r | |
1064 | Status = TlsReceiveOnePdu (HttpInstance, &Pdu, Timeout);\r | |
1065 | if (EFI_ERROR (Status)) {\r | |
1066 | return Status;\r | |
1067 | }\r | |
1068 | \r | |
1069 | BufferInSize = Pdu->TotalSize;\r | |
1070 | BufferIn = AllocateZeroPool (BufferInSize);\r | |
1071 | if (BufferIn == NULL) {\r | |
1072 | NetbufFree (Pdu);\r | |
1073 | Status = EFI_OUT_OF_RESOURCES;\r | |
1074 | return Status;\r | |
1075 | }\r | |
1076 | \r | |
1077 | NetbufCopy (Pdu, 0, (UINT32)BufferInSize, BufferIn);\r | |
1078 | \r | |
1079 | NetbufFree (Pdu);\r | |
1080 | \r | |
1081 | //\r | |
1082 | // Handle Receive data.\r | |
1083 | //\r | |
1084 | BufferOutSize = DEF_BUF_LEN;\r | |
1085 | BufferOut = AllocateZeroPool (BufferOutSize);\r | |
1086 | if (BufferOut == NULL) {\r | |
1087 | Status = EFI_OUT_OF_RESOURCES;\r | |
1088 | return Status;\r | |
1089 | }\r | |
1090 | \r | |
1091 | Status = HttpInstance->Tls->BuildResponsePacket (\r | |
1092 | HttpInstance->Tls,\r | |
1093 | BufferIn,\r | |
1094 | BufferInSize,\r | |
1095 | BufferOut,\r | |
1096 | &BufferOutSize\r | |
1097 | );\r | |
1098 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
1099 | FreePool (BufferOut);\r | |
1100 | BufferOut = AllocateZeroPool (BufferOutSize);\r | |
1101 | if (BufferOut == NULL) {\r | |
1102 | FreePool (BufferIn);\r | |
1103 | Status = EFI_OUT_OF_RESOURCES;\r | |
1104 | return Status;\r | |
1105 | }\r | |
1106 | \r | |
1107 | Status = HttpInstance->Tls->BuildResponsePacket (\r | |
1108 | HttpInstance->Tls,\r | |
1109 | BufferIn,\r | |
1110 | BufferInSize,\r | |
1111 | BufferOut,\r | |
1112 | &BufferOutSize\r | |
1113 | );\r | |
1114 | }\r | |
1115 | \r | |
1116 | FreePool (BufferIn);\r | |
1117 | \r | |
1118 | if (EFI_ERROR (Status)) {\r | |
1119 | FreePool (BufferOut);\r | |
1120 | return Status;\r | |
1121 | }\r | |
1122 | \r | |
1123 | if (BufferOutSize != 0) {\r | |
1124 | //\r | |
1125 | // Transmit the response packet.\r | |
1126 | //\r | |
1127 | PacketOut = NetbufAlloc ((UINT32) BufferOutSize);\r | |
1128 | DataOut = NetbufAllocSpace (PacketOut, (UINT32) BufferOutSize, NET_BUF_TAIL);\r | |
1129 | if (DataOut == NULL) {\r | |
1130 | FreePool (BufferOut);\r | |
1131 | return EFI_OUT_OF_RESOURCES;\r | |
1132 | }\r | |
1133 | \r | |
1134 | CopyMem (DataOut, BufferOut, BufferOutSize);\r | |
1135 | \r | |
1136 | Status = TlsCommonTransmit (HttpInstance, PacketOut);\r | |
1137 | \r | |
1138 | NetbufFree (PacketOut);\r | |
1139 | \r | |
1140 | if (EFI_ERROR (Status)) {\r | |
1141 | FreePool (BufferOut);\r | |
1142 | return Status;\r | |
1143 | }\r | |
1144 | }\r | |
1145 | \r | |
1146 | FreePool (BufferOut);\r | |
1147 | \r | |
1148 | //\r | |
1149 | // Get the session state, then decide whether need to continue handle received packet.\r | |
1150 | //\r | |
1151 | GetSessionDataBufferSize = DEF_BUF_LEN;\r | |
1152 | GetSessionDataBuffer = AllocateZeroPool (GetSessionDataBufferSize);\r | |
1153 | if (GetSessionDataBuffer == NULL) {\r | |
1154 | Status = EFI_OUT_OF_RESOURCES;\r | |
1155 | return Status;\r | |
1156 | }\r | |
1157 | \r | |
1158 | Status = HttpInstance->Tls->GetSessionData (\r | |
1159 | HttpInstance->Tls,\r | |
1160 | EfiTlsSessionState,\r | |
1161 | GetSessionDataBuffer,\r | |
1162 | &GetSessionDataBufferSize\r | |
1163 | );\r | |
1164 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
1165 | FreePool (GetSessionDataBuffer);\r | |
1166 | GetSessionDataBuffer = AllocateZeroPool (GetSessionDataBufferSize);\r | |
1167 | if (GetSessionDataBuffer == NULL) {\r | |
1168 | Status = EFI_OUT_OF_RESOURCES;\r | |
1169 | return Status;\r | |
1170 | }\r | |
1171 | \r | |
1172 | Status = HttpInstance->Tls->GetSessionData (\r | |
1173 | HttpInstance->Tls,\r | |
1174 | EfiTlsSessionState,\r | |
1175 | GetSessionDataBuffer,\r | |
1176 | &GetSessionDataBufferSize\r | |
1177 | );\r | |
1178 | }\r | |
1179 | if (EFI_ERROR (Status)) {\r | |
1180 | FreePool(GetSessionDataBuffer);\r | |
1181 | return Status;\r | |
1182 | }\r | |
1183 | \r | |
1184 | ASSERT(GetSessionDataBufferSize == sizeof (EFI_TLS_SESSION_STATE));\r | |
1185 | HttpInstance->TlsSessionState = *(EFI_TLS_SESSION_STATE *) GetSessionDataBuffer;\r | |
1186 | \r | |
1187 | FreePool (GetSessionDataBuffer);\r | |
1188 | \r | |
1189 | if(HttpInstance->TlsSessionState == EfiTlsSessionError) {\r | |
1190 | return EFI_ABORTED;\r | |
1191 | }\r | |
1192 | }\r | |
1193 | \r | |
1194 | if (HttpInstance->TlsSessionState != EfiTlsSessionDataTransferring) {\r | |
1195 | Status = EFI_ABORTED;\r | |
1196 | }\r | |
1197 | \r | |
1198 | return Status;\r | |
1199 | }\r | |
1200 | \r | |
1201 | /**\r | |
1202 | Close the TLS session and send out the close notification message.\r | |
1203 | \r | |
1204 | @param[in] HttpInstance The HTTP instance private data.\r | |
1205 | \r | |
1206 | @retval EFI_SUCCESS The TLS session is closed.\r | |
1207 | @retval EFI_INVALID_PARAMETER HttpInstance is NULL.\r | |
1208 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.\r | |
1209 | @retval Others Other error as indicated.\r | |
1210 | \r | |
1211 | **/\r | |
1212 | EFI_STATUS\r | |
1213 | EFIAPI\r | |
1214 | TlsCloseSession (\r | |
1215 | IN HTTP_PROTOCOL *HttpInstance\r | |
1216 | )\r | |
1217 | {\r | |
1218 | EFI_STATUS Status;\r | |
1219 | \r | |
1220 | UINT8 *BufferOut;\r | |
1221 | UINTN BufferOutSize;\r | |
1222 | \r | |
1223 | NET_BUF *PacketOut;\r | |
1224 | UINT8 *DataOut;\r | |
1225 | \r | |
1226 | Status = EFI_SUCCESS;\r | |
1227 | BufferOut = NULL;\r | |
1228 | PacketOut = NULL;\r | |
1229 | DataOut = NULL;\r | |
1230 | \r | |
1231 | if (HttpInstance == NULL) {\r | |
1232 | return EFI_INVALID_PARAMETER;\r | |
1233 | }\r | |
1234 | \r | |
1235 | HttpInstance->TlsSessionState = EfiTlsSessionClosing;\r | |
1236 | \r | |
1237 | Status = HttpInstance->Tls->SetSessionData (\r | |
1238 | HttpInstance->Tls,\r | |
1239 | EfiTlsSessionState,\r | |
1240 | &(HttpInstance->TlsSessionState),\r | |
1241 | sizeof (EFI_TLS_SESSION_STATE)\r | |
1242 | );\r | |
1243 | if (EFI_ERROR (Status)) {\r | |
1244 | return Status;\r | |
1245 | }\r | |
1246 | \r | |
1247 | BufferOutSize = DEF_BUF_LEN;\r | |
1248 | BufferOut = AllocateZeroPool (BufferOutSize);\r | |
1249 | if (BufferOut == NULL) {\r | |
1250 | Status = EFI_OUT_OF_RESOURCES;\r | |
1251 | return Status;\r | |
1252 | }\r | |
1253 | \r | |
1254 | Status = HttpInstance->Tls->BuildResponsePacket (\r | |
1255 | HttpInstance->Tls,\r | |
1256 | NULL,\r | |
1257 | 0,\r | |
1258 | BufferOut,\r | |
1259 | &BufferOutSize\r | |
1260 | );\r | |
1261 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
1262 | FreePool (BufferOut);\r | |
1263 | BufferOut = AllocateZeroPool (BufferOutSize);\r | |
1264 | if (BufferOut == NULL) {\r | |
1265 | Status = EFI_OUT_OF_RESOURCES;\r | |
1266 | return Status;\r | |
1267 | }\r | |
1268 | \r | |
1269 | Status = HttpInstance->Tls->BuildResponsePacket (\r | |
1270 | HttpInstance->Tls,\r | |
1271 | NULL,\r | |
1272 | 0,\r | |
1273 | BufferOut,\r | |
1274 | &BufferOutSize\r | |
1275 | );\r | |
1276 | }\r | |
1277 | \r | |
1278 | if (EFI_ERROR (Status)) {\r | |
1279 | FreePool (BufferOut);\r | |
1280 | return Status;\r | |
1281 | }\r | |
1282 | \r | |
1283 | PacketOut = NetbufAlloc ((UINT32) BufferOutSize);\r | |
1284 | DataOut = NetbufAllocSpace (PacketOut, (UINT32) BufferOutSize, NET_BUF_TAIL);\r | |
1285 | if (DataOut == NULL) {\r | |
1286 | FreePool (BufferOut);\r | |
1287 | return EFI_OUT_OF_RESOURCES;\r | |
1288 | }\r | |
1289 | \r | |
1290 | CopyMem (DataOut, BufferOut, BufferOutSize);\r | |
1291 | \r | |
1292 | Status = TlsCommonTransmit (HttpInstance, PacketOut);\r | |
1293 | \r | |
1294 | FreePool (BufferOut);\r | |
1295 | NetbufFree (PacketOut);\r | |
1296 | \r | |
1297 | return Status;\r | |
1298 | }\r | |
1299 | \r | |
1300 | /**\r | |
1301 | Process one message according to the CryptMode.\r | |
1302 | \r | |
1303 | @param[in] HttpInstance Pointer to HTTP_PROTOCOL structure.\r | |
1304 | @param[in] Message Pointer to the message buffer needed to processed.\r | |
1305 | @param[in] MessageSize Pointer to the message buffer size.\r | |
1306 | @param[in] ProcessMode Process mode.\r | |
1307 | @param[in, out] Fragment Only one Fragment returned after the Message is\r | |
1308 | processed successfully.\r | |
1309 | \r | |
1310 | @retval EFI_SUCCESS Message is processed successfully.\r | |
1311 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.\r | |
1312 | @retval Others Other errors as indicated.\r | |
1313 | \r | |
1314 | **/\r | |
1315 | EFI_STATUS\r | |
1316 | EFIAPI\r | |
1317 | TlsProcessMessage (\r | |
1318 | IN HTTP_PROTOCOL *HttpInstance,\r | |
1319 | IN UINT8 *Message,\r | |
1320 | IN UINTN MessageSize,\r | |
1321 | IN EFI_TLS_CRYPT_MODE ProcessMode,\r | |
1322 | IN OUT NET_FRAGMENT *Fragment\r | |
1323 | )\r | |
1324 | {\r | |
1325 | EFI_STATUS Status;\r | |
1326 | UINT8 *Buffer;\r | |
1327 | UINT32 BufferSize;\r | |
1328 | UINT32 BytesCopied;\r | |
1329 | EFI_TLS_FRAGMENT_DATA *FragmentTable;\r | |
1330 | UINT32 FragmentCount;\r | |
1331 | EFI_TLS_FRAGMENT_DATA *OriginalFragmentTable;\r | |
1332 | UINTN Index;\r | |
1333 | \r | |
1334 | Status = EFI_SUCCESS;\r | |
1335 | Buffer = NULL;\r | |
1336 | BufferSize = 0;\r | |
1337 | BytesCopied = 0;\r | |
1338 | FragmentTable = NULL;\r | |
1339 | OriginalFragmentTable = NULL;\r | |
1340 | \r | |
1341 | //\r | |
1342 | // Rebuild fragment table from BufferIn.\r | |
1343 | //\r | |
1344 | FragmentCount = 1;\r | |
1345 | FragmentTable = AllocateZeroPool (FragmentCount * sizeof (EFI_TLS_FRAGMENT_DATA));\r | |
1346 | if (FragmentTable == NULL) {\r | |
1347 | Status = EFI_OUT_OF_RESOURCES;\r | |
1348 | goto ON_EXIT;\r | |
1349 | }\r | |
1350 | \r | |
1351 | FragmentTable->FragmentLength = (UINT32) MessageSize;\r | |
1352 | FragmentTable->FragmentBuffer = Message;\r | |
1353 | \r | |
1354 | //\r | |
1355 | // Record the original FragmentTable.\r | |
1356 | //\r | |
1357 | OriginalFragmentTable = FragmentTable;\r | |
1358 | \r | |
1359 | //\r | |
1360 | // Process the Message.\r | |
1361 | //\r | |
1362 | Status = HttpInstance->Tls->ProcessPacket (\r | |
1363 | HttpInstance->Tls,\r | |
1364 | &FragmentTable,\r | |
1365 | &FragmentCount,\r | |
1366 | ProcessMode\r | |
1367 | );\r | |
1368 | if (EFI_ERROR (Status)) {\r | |
1369 | goto ON_EXIT;\r | |
1370 | }\r | |
1371 | \r | |
1372 | //\r | |
1373 | // Calculate the size according to FragmentTable.\r | |
1374 | //\r | |
1375 | for (Index = 0; Index < FragmentCount; Index++) {\r | |
1376 | BufferSize += FragmentTable[Index].FragmentLength;\r | |
1377 | }\r | |
1378 | \r | |
1379 | //\r | |
1380 | // Allocate buffer for processed data.\r | |
1381 | //\r | |
1382 | Buffer = AllocateZeroPool (BufferSize);\r | |
1383 | if (Buffer == NULL) {\r | |
1384 | Status = EFI_OUT_OF_RESOURCES;\r | |
1385 | goto ON_EXIT;\r | |
1386 | }\r | |
1387 | \r | |
1388 | //\r | |
1389 | // Copy the new FragmentTable buffer into Buffer.\r | |
1390 | //\r | |
1391 | for (Index = 0; Index < FragmentCount; Index++) {\r | |
1392 | CopyMem (\r | |
1393 | (Buffer + BytesCopied),\r | |
1394 | FragmentTable[Index].FragmentBuffer,\r | |
1395 | FragmentTable[Index].FragmentLength\r | |
1396 | );\r | |
1397 | BytesCopied += FragmentTable[Index].FragmentLength;\r | |
1398 | \r | |
1399 | //\r | |
1400 | // Free the FragmentBuffer since it has been copied.\r | |
1401 | //\r | |
1402 | FreePool (FragmentTable[Index].FragmentBuffer);\r | |
1403 | }\r | |
1404 | \r | |
1405 | Fragment->Len = BufferSize;\r | |
1406 | Fragment->Bulk = Buffer;\r | |
1407 | \r | |
1408 | ON_EXIT:\r | |
1409 | \r | |
1410 | if (OriginalFragmentTable != NULL) {\r | |
1411 | FreePool (OriginalFragmentTable);\r | |
1412 | OriginalFragmentTable = NULL;\r | |
1413 | }\r | |
1414 | \r | |
1415 | //\r | |
1416 | // Caller has the responsibility to free the FragmentTable.\r | |
1417 | //\r | |
1418 | if (FragmentTable != NULL) {\r | |
1419 | FreePool (FragmentTable);\r | |
1420 | FragmentTable = NULL;\r | |
1421 | }\r | |
1422 | \r | |
1423 | return Status;\r | |
1424 | }\r | |
1425 | \r | |
1426 | /**\r | |
1427 | Receive one fragment decrypted from one TLS record.\r | |
1428 | \r | |
1429 | @param[in] HttpInstance Pointer to HTTP_PROTOCOL structure.\r | |
1430 | @param[in, out] Fragment The received Fragment.\r | |
1431 | @param[in] Timeout The time to wait for connection done.\r | |
1432 | \r | |
1433 | @retval EFI_SUCCESS One fragment is received.\r | |
1434 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.\r | |
1435 | @retval EFI_ABORTED Something wrong decryption the message.\r | |
1436 | @retval Others Other errors as indicated.\r | |
1437 | \r | |
1438 | **/\r | |
1439 | EFI_STATUS\r | |
1440 | EFIAPI\r | |
1441 | HttpsReceive (\r | |
1442 | IN HTTP_PROTOCOL *HttpInstance,\r | |
1443 | IN OUT NET_FRAGMENT *Fragment,\r | |
1444 | IN EFI_EVENT Timeout\r | |
1445 | )\r | |
1446 | {\r | |
1447 | EFI_STATUS Status;\r | |
1448 | NET_BUF *Pdu;\r | |
1449 | TLS_RECORD_HEADER RecordHeader;\r | |
1450 | UINT8 *BufferIn;\r | |
1451 | UINTN BufferInSize;\r | |
1452 | NET_FRAGMENT TempFragment;\r | |
1453 | UINT8 *BufferOut;\r | |
1454 | UINTN BufferOutSize;\r | |
1455 | NET_BUF *PacketOut;\r | |
1456 | UINT8 *DataOut;\r | |
1457 | UINT8 *GetSessionDataBuffer;\r | |
1458 | UINTN GetSessionDataBufferSize;\r | |
1459 | \r | |
1460 | Status = EFI_SUCCESS;\r | |
1461 | Pdu = NULL;\r | |
1462 | BufferIn = NULL;\r | |
1463 | BufferInSize = 0;\r | |
1464 | BufferOut = NULL;\r | |
1465 | BufferOutSize = 0;\r | |
1466 | PacketOut = NULL;\r | |
1467 | DataOut = NULL;\r | |
1468 | GetSessionDataBuffer = NULL;\r | |
1469 | GetSessionDataBufferSize = 0;\r | |
1470 | \r | |
1471 | //\r | |
1472 | // Receive only one TLS record\r | |
1473 | //\r | |
1474 | Status = TlsReceiveOnePdu (HttpInstance, &Pdu, Timeout);\r | |
1475 | if (EFI_ERROR (Status)) {\r | |
1476 | return Status;\r | |
1477 | }\r | |
1478 | \r | |
1479 | BufferInSize = Pdu->TotalSize;\r | |
1480 | BufferIn = AllocateZeroPool (BufferInSize);\r | |
1481 | if (BufferIn == NULL) {\r | |
1482 | Status = EFI_OUT_OF_RESOURCES;\r | |
1483 | NetbufFree (Pdu);\r | |
1484 | return Status;\r | |
1485 | }\r | |
1486 | \r | |
1487 | NetbufCopy (Pdu, 0, (UINT32) BufferInSize, BufferIn);\r | |
1488 | \r | |
1489 | NetbufFree (Pdu);\r | |
1490 | \r | |
1491 | //\r | |
1492 | // Handle Receive data.\r | |
1493 | //\r | |
1494 | RecordHeader = *(TLS_RECORD_HEADER *) BufferIn;\r | |
1495 | \r | |
1496 | if ((RecordHeader.ContentType == TlsContentTypeApplicationData) &&\r | |
1497 | (RecordHeader.Version.Major == 0x03) &&\r | |
1498 | (RecordHeader.Version.Minor == TLS10_PROTOCOL_VERSION_MINOR ||\r | |
1499 | RecordHeader.Version.Minor == TLS11_PROTOCOL_VERSION_MINOR ||\r | |
1500 | RecordHeader.Version.Minor == TLS12_PROTOCOL_VERSION_MINOR)\r | |
1501 | ) {\r | |
1502 | //\r | |
1503 | // Decrypt Packet.\r | |
1504 | //\r | |
1505 | Status = TlsProcessMessage (\r | |
1506 | HttpInstance,\r | |
1507 | BufferIn,\r | |
1508 | BufferInSize,\r | |
1509 | EfiTlsDecrypt,\r | |
1510 | &TempFragment\r | |
1511 | );\r | |
1512 | \r | |
1513 | FreePool (BufferIn);\r | |
1514 | \r | |
1515 | if (EFI_ERROR (Status)) {\r | |
1516 | if (Status == EFI_ABORTED) {\r | |
1517 | //\r | |
1518 | // Something wrong decryption the message.\r | |
1519 | // BuildResponsePacket() will be called to generate Error Alert message and send it out.\r | |
1520 | //\r | |
1521 | BufferOutSize = DEF_BUF_LEN;\r | |
1522 | BufferOut = AllocateZeroPool (BufferOutSize);\r | |
1523 | if (BufferOut == NULL) {\r | |
1524 | Status = EFI_OUT_OF_RESOURCES;\r | |
1525 | return Status;\r | |
1526 | }\r | |
1527 | \r | |
1528 | Status = HttpInstance->Tls->BuildResponsePacket (\r | |
1529 | HttpInstance->Tls,\r | |
1530 | NULL,\r | |
1531 | 0,\r | |
1532 | BufferOut,\r | |
1533 | &BufferOutSize\r | |
1534 | );\r | |
1535 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
1536 | FreePool (BufferOut);\r | |
1537 | BufferOut = AllocateZeroPool (BufferOutSize);\r | |
1538 | if (BufferOut == NULL) {\r | |
1539 | Status = EFI_OUT_OF_RESOURCES;\r | |
1540 | return Status;\r | |
1541 | }\r | |
1542 | \r | |
1543 | Status = HttpInstance->Tls->BuildResponsePacket (\r | |
1544 | HttpInstance->Tls,\r | |
1545 | NULL,\r | |
1546 | 0,\r | |
1547 | BufferOut,\r | |
1548 | &BufferOutSize\r | |
1549 | );\r | |
1550 | }\r | |
1551 | if (EFI_ERROR (Status)) {\r | |
1552 | FreePool(BufferOut);\r | |
1553 | return Status;\r | |
1554 | }\r | |
1555 | \r | |
1556 | if (BufferOutSize != 0) {\r | |
1557 | PacketOut = NetbufAlloc ((UINT32)BufferOutSize);\r | |
1558 | DataOut = NetbufAllocSpace (PacketOut, (UINT32) BufferOutSize, NET_BUF_TAIL);\r | |
1559 | if (DataOut == NULL) {\r | |
1560 | FreePool (BufferOut);\r | |
1561 | return EFI_OUT_OF_RESOURCES;\r | |
1562 | }\r | |
1563 | \r | |
1564 | CopyMem (DataOut, BufferOut, BufferOutSize);\r | |
1565 | \r | |
1566 | Status = TlsCommonTransmit (HttpInstance, PacketOut);\r | |
1567 | \r | |
1568 | NetbufFree (PacketOut);\r | |
1569 | }\r | |
1570 | \r | |
1571 | FreePool(BufferOut);\r | |
1572 | \r | |
1573 | if (EFI_ERROR (Status)) {\r | |
1574 | return Status;\r | |
1575 | }\r | |
1576 | \r | |
1577 | return EFI_ABORTED;\r | |
1578 | }\r | |
1579 | \r | |
1580 | return Status;\r | |
1581 | }\r | |
1582 | \r | |
1583 | //\r | |
1584 | // Parsing buffer.\r | |
1585 | //\r | |
1586 | ASSERT (((TLS_RECORD_HEADER *) (TempFragment.Bulk))->ContentType == TlsContentTypeApplicationData);\r | |
1587 | \r | |
1588 | BufferInSize = ((TLS_RECORD_HEADER *) (TempFragment.Bulk))->Length;\r | |
1589 | BufferIn = AllocateZeroPool (BufferInSize);\r | |
1590 | if (BufferIn == NULL) {\r | |
1591 | Status = EFI_OUT_OF_RESOURCES;\r | |
1592 | return Status;\r | |
1593 | }\r | |
1594 | \r | |
1595 | CopyMem (BufferIn, TempFragment.Bulk + sizeof (TLS_RECORD_HEADER), BufferInSize);\r | |
1596 | \r | |
1597 | //\r | |
1598 | // Free the buffer in TempFragment.\r | |
1599 | //\r | |
1600 | FreePool (TempFragment.Bulk);\r | |
1601 | \r | |
1602 | } else if ((RecordHeader.ContentType == TlsContentTypeAlert) &&\r | |
1603 | (RecordHeader.Version.Major == 0x03) &&\r | |
1604 | (RecordHeader.Version.Minor == TLS10_PROTOCOL_VERSION_MINOR ||\r | |
1605 | RecordHeader.Version.Minor == TLS11_PROTOCOL_VERSION_MINOR ||\r | |
1606 | RecordHeader.Version.Minor == TLS12_PROTOCOL_VERSION_MINOR)\r | |
1607 | ) {\r | |
1608 | BufferOutSize = DEF_BUF_LEN;\r | |
1609 | BufferOut = AllocateZeroPool (BufferOutSize);\r | |
1610 | if (BufferOut == NULL) {\r | |
1611 | FreePool (BufferIn);\r | |
1612 | Status = EFI_OUT_OF_RESOURCES;\r | |
1613 | return Status;\r | |
1614 | }\r | |
1615 | \r | |
1616 | Status = HttpInstance->Tls->BuildResponsePacket (\r | |
1617 | HttpInstance->Tls,\r | |
1618 | BufferIn,\r | |
1619 | BufferInSize,\r | |
1620 | BufferOut,\r | |
1621 | &BufferOutSize\r | |
1622 | );\r | |
1623 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
1624 | FreePool (BufferOut);\r | |
1625 | BufferOut = AllocateZeroPool (BufferOutSize);\r | |
1626 | if (BufferOut == NULL) {\r | |
1627 | FreePool (BufferIn);\r | |
1628 | Status = EFI_OUT_OF_RESOURCES;\r | |
1629 | return Status;\r | |
1630 | }\r | |
1631 | \r | |
1632 | Status = HttpInstance->Tls->BuildResponsePacket (\r | |
1633 | HttpInstance->Tls,\r | |
1634 | BufferIn,\r | |
1635 | BufferInSize,\r | |
1636 | BufferOut,\r | |
1637 | &BufferOutSize\r | |
1638 | );\r | |
1639 | }\r | |
1640 | \r | |
1641 | FreePool (BufferIn);\r | |
1642 | \r | |
1643 | if (EFI_ERROR (Status)) {\r | |
1644 | FreePool (BufferOut);\r | |
1645 | return Status;\r | |
1646 | }\r | |
1647 | \r | |
1648 | if (BufferOutSize != 0) {\r | |
1649 | PacketOut = NetbufAlloc ((UINT32) BufferOutSize);\r | |
1650 | DataOut = NetbufAllocSpace (PacketOut, (UINT32) BufferOutSize, NET_BUF_TAIL);\r | |
1651 | if (DataOut == NULL) {\r | |
1652 | FreePool (BufferOut);\r | |
1653 | return EFI_OUT_OF_RESOURCES;\r | |
1654 | }\r | |
1655 | \r | |
1656 | CopyMem (DataOut, BufferOut, BufferOutSize);\r | |
1657 | \r | |
1658 | Status = TlsCommonTransmit (HttpInstance, PacketOut);\r | |
1659 | \r | |
1660 | NetbufFree (PacketOut);\r | |
1661 | }\r | |
1662 | \r | |
1663 | FreePool (BufferOut);\r | |
1664 | \r | |
1665 | //\r | |
1666 | // Get the session state.\r | |
1667 | //\r | |
1668 | GetSessionDataBufferSize = DEF_BUF_LEN;\r | |
1669 | GetSessionDataBuffer = AllocateZeroPool (GetSessionDataBufferSize);\r | |
1670 | if (GetSessionDataBuffer == NULL) {\r | |
1671 | Status = EFI_OUT_OF_RESOURCES;\r | |
1672 | return Status;\r | |
1673 | }\r | |
1674 | \r | |
1675 | Status = HttpInstance->Tls->GetSessionData (\r | |
1676 | HttpInstance->Tls,\r | |
1677 | EfiTlsSessionState,\r | |
1678 | GetSessionDataBuffer,\r | |
1679 | &GetSessionDataBufferSize\r | |
1680 | );\r | |
1681 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
1682 | FreePool (GetSessionDataBuffer);\r | |
1683 | GetSessionDataBuffer = AllocateZeroPool (GetSessionDataBufferSize);\r | |
1684 | if (GetSessionDataBuffer == NULL) {\r | |
1685 | Status = EFI_OUT_OF_RESOURCES;\r | |
1686 | return Status;\r | |
1687 | }\r | |
1688 | \r | |
1689 | Status = HttpInstance->Tls->GetSessionData (\r | |
1690 | HttpInstance->Tls,\r | |
1691 | EfiTlsSessionState,\r | |
1692 | GetSessionDataBuffer,\r | |
1693 | &GetSessionDataBufferSize\r | |
1694 | );\r | |
1695 | }\r | |
1696 | if (EFI_ERROR (Status)) {\r | |
1697 | FreePool (GetSessionDataBuffer);\r | |
1698 | return Status;\r | |
1699 | }\r | |
1700 | \r | |
1701 | ASSERT(GetSessionDataBufferSize == sizeof (EFI_TLS_SESSION_STATE));\r | |
1702 | HttpInstance->TlsSessionState = *(EFI_TLS_SESSION_STATE *) GetSessionDataBuffer;\r | |
1703 | \r | |
1704 | FreePool (GetSessionDataBuffer);\r | |
1705 | \r | |
1706 | if(HttpInstance->TlsSessionState == EfiTlsSessionError) {\r | |
1707 | DEBUG ((EFI_D_ERROR, "TLS Session State Error!\n"));\r | |
1708 | return EFI_ABORTED;\r | |
1709 | }\r | |
1710 | \r | |
1711 | BufferIn = NULL;\r | |
1712 | BufferInSize = 0;\r | |
1713 | }\r | |
1714 | \r | |
1715 | Fragment->Bulk = BufferIn;\r | |
1716 | Fragment->Len = (UINT32) BufferInSize;\r | |
1717 | \r | |
1718 | return Status;\r | |
1719 | }\r | |
1720 | \r |