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a3bcde70 HT |
1 | /** @file\r |
2 | The implementation of IPSEC_CONFIG_PROTOCOL.\r | |
3 | \r | |
f75a7f56 | 4 | Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.<BR>\r |
a3bcde70 | 5 | \r |
ecf98fbc | 6 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
a3bcde70 HT |
7 | \r |
8 | **/\r | |
9 | \r | |
10 | #include "IpSecConfigImpl.h"\r | |
11 | #include "IpSecDebug.h"\r | |
12 | \r | |
13 | LIST_ENTRY mConfigData[IPsecConfigDataTypeMaximum];\r | |
14 | BOOLEAN mSetBySelf = FALSE;\r | |
15 | \r | |
16 | //\r | |
9166f840 | 17 | // Common CompareSelector routine entry for SPD/SAD/PAD.\r |
a3bcde70 HT |
18 | //\r |
19 | IPSEC_COMPARE_SELECTOR mCompareSelector[] = {\r | |
20 | (IPSEC_COMPARE_SELECTOR) CompareSpdSelector,\r | |
21 | (IPSEC_COMPARE_SELECTOR) CompareSaId,\r | |
22 | (IPSEC_COMPARE_SELECTOR) ComparePadId\r | |
23 | };\r | |
24 | \r | |
25 | //\r | |
9166f840 | 26 | // Common IsZeroSelector routine entry for SPD/SAD/PAD.\r |
a3bcde70 HT |
27 | //\r |
28 | IPSEC_IS_ZERO_SELECTOR mIsZeroSelector[] = {\r | |
29 | (IPSEC_IS_ZERO_SELECTOR) IsZeroSpdSelector,\r | |
30 | (IPSEC_IS_ZERO_SELECTOR) IsZeroSaId,\r | |
31 | (IPSEC_IS_ZERO_SELECTOR) IsZeroPadId\r | |
32 | };\r | |
33 | \r | |
34 | //\r | |
9166f840 | 35 | // Common DuplicateSelector routine entry for SPD/SAD/PAD.\r |
a3bcde70 HT |
36 | //\r |
37 | IPSEC_DUPLICATE_SELECTOR mDuplicateSelector[] = {\r | |
38 | (IPSEC_DUPLICATE_SELECTOR) DuplicateSpdSelector,\r | |
39 | (IPSEC_DUPLICATE_SELECTOR) DuplicateSaId,\r | |
40 | (IPSEC_DUPLICATE_SELECTOR) DuplicatePadId\r | |
41 | };\r | |
42 | \r | |
43 | //\r | |
9166f840 | 44 | // Common FixPolicyEntry routine entry for SPD/SAD/PAD.\r |
a3bcde70 HT |
45 | //\r |
46 | IPSEC_FIX_POLICY_ENTRY mFixPolicyEntry[] = {\r | |
47 | (IPSEC_FIX_POLICY_ENTRY) FixSpdEntry,\r | |
48 | (IPSEC_FIX_POLICY_ENTRY) FixSadEntry,\r | |
49 | (IPSEC_FIX_POLICY_ENTRY) FixPadEntry\r | |
50 | };\r | |
51 | \r | |
52 | //\r | |
9166f840 | 53 | // Common UnfixPolicyEntry routine entry for SPD/SAD/PAD.\r |
a3bcde70 HT |
54 | //\r |
55 | IPSEC_FIX_POLICY_ENTRY mUnfixPolicyEntry[] = {\r | |
56 | (IPSEC_FIX_POLICY_ENTRY) UnfixSpdEntry,\r | |
57 | (IPSEC_FIX_POLICY_ENTRY) UnfixSadEntry,\r | |
58 | (IPSEC_FIX_POLICY_ENTRY) UnfixPadEntry\r | |
59 | };\r | |
60 | \r | |
61 | //\r | |
9166f840 | 62 | // Common SetPolicyEntry routine entry for SPD/SAD/PAD.\r |
a3bcde70 HT |
63 | //\r |
64 | IPSEC_SET_POLICY_ENTRY mSetPolicyEntry[] = {\r | |
65 | (IPSEC_SET_POLICY_ENTRY) SetSpdEntry,\r | |
66 | (IPSEC_SET_POLICY_ENTRY) SetSadEntry,\r | |
67 | (IPSEC_SET_POLICY_ENTRY) SetPadEntry\r | |
68 | };\r | |
69 | \r | |
70 | //\r | |
9166f840 | 71 | // Common GetPolicyEntry routine entry for SPD/SAD/PAD.\r |
a3bcde70 HT |
72 | //\r |
73 | IPSEC_GET_POLICY_ENTRY mGetPolicyEntry[] = {\r | |
74 | (IPSEC_GET_POLICY_ENTRY) GetSpdEntry,\r | |
75 | (IPSEC_GET_POLICY_ENTRY) GetSadEntry,\r | |
76 | (IPSEC_GET_POLICY_ENTRY) GetPadEntry\r | |
77 | };\r | |
78 | \r | |
79 | //\r | |
80 | // Routine entry for IpSecConfig protocol.\r | |
81 | //\r | |
82 | EFI_IPSEC_CONFIG_PROTOCOL mIpSecConfigInstance = {\r | |
83 | EfiIpSecConfigSetData,\r | |
84 | EfiIpSecConfigGetData,\r | |
85 | EfiIpSecConfigGetNextSelector,\r | |
86 | EfiIpSecConfigRegisterNotify,\r | |
87 | EfiIpSecConfigUnregisterNotify\r | |
88 | };\r | |
89 | \r | |
90 | /**\r | |
91 | Get the all IPSec configuration variables and store those variables\r | |
92 | to the internal data structure.\r | |
93 | \r | |
f75a7f56 | 94 | This founction is called by IpSecConfigInitialize() that is to intialize the\r |
a3bcde70 HT |
95 | IPsecConfiguration Protocol.\r |
96 | \r | |
97 | @param[in] Private Point to IPSEC_PRIVATE_DATA.\r | |
98 | \r | |
99 | @retval EFI_OUT_OF_RESOURCES The required system resource could not be allocated.\r | |
100 | @retval EFI_SUCCESS Restore the IPsec Configuration successfully.\r | |
101 | @retval others Other errors is found during the variable getting.\r | |
102 | \r | |
103 | **/\r | |
104 | EFI_STATUS\r | |
105 | IpSecConfigRestore (\r | |
106 | IN IPSEC_PRIVATE_DATA *Private\r | |
107 | );\r | |
108 | \r | |
109 | /**\r | |
110 | Check if the specified EFI_IP_ADDRESS_INFO is in EFI_IP_ADDRESS_INFO list.\r | |
111 | \r | |
112 | @param[in] AddressInfo Pointer of IP_ADDRESS_INFO to be search in AddressInfo list.\r | |
113 | @param[in] AddressInfoList A list that contains IP_ADDRESS_INFOs.\r | |
114 | @param[in] AddressCount Point out how many IP_ADDRESS_INFO in the list.\r | |
115 | \r | |
116 | @retval TRUE The specified AddressInfo is in the AddressInfoList.\r | |
117 | @retval FALSE The specified AddressInfo is not in the AddressInfoList.\r | |
f75a7f56 | 118 | \r |
a3bcde70 HT |
119 | **/\r |
120 | BOOLEAN\r | |
121 | IsInAddressInfoList(\r | |
122 | IN EFI_IP_ADDRESS_INFO *AddressInfo,\r | |
123 | IN EFI_IP_ADDRESS_INFO *AddressInfoList,\r | |
124 | IN UINT32 AddressCount\r | |
125 | )\r | |
126 | {\r | |
9166f840 | 127 | UINT8 Index;\r |
128 | EFI_IP_ADDRESS ZeroAddress;\r | |
129 | \r | |
130 | ZeroMem(&ZeroAddress, sizeof (EFI_IP_ADDRESS));\r | |
a3bcde70 | 131 | \r |
9166f840 | 132 | //\r |
133 | // Zero Address means any address is matched.\r | |
134 | //\r | |
135 | if (AddressCount == 1) {\r | |
136 | if (CompareMem (\r | |
137 | &AddressInfoList[0].Address,\r | |
138 | &ZeroAddress,\r | |
139 | sizeof (EFI_IP_ADDRESS)\r | |
140 | ) == 0) {\r | |
141 | return TRUE;\r | |
142 | }\r | |
143 | }\r | |
a3bcde70 HT |
144 | for (Index = 0; Index < AddressCount ; Index++) {\r |
145 | if (CompareMem (\r | |
146 | AddressInfo,\r | |
147 | &AddressInfoList[Index].Address,\r | |
148 | sizeof (EFI_IP_ADDRESS)\r | |
f75a7f56 | 149 | ) == 0 &&\r |
a3bcde70 | 150 | AddressInfo->PrefixLength == AddressInfoList[Index].PrefixLength\r |
f75a7f56 | 151 | ) {\r |
a3bcde70 HT |
152 | return TRUE;\r |
153 | }\r | |
154 | }\r | |
155 | return FALSE;\r | |
156 | }\r | |
f75a7f56 | 157 | \r |
a3bcde70 HT |
158 | /**\r |
159 | Compare two SPD Selectors.\r | |
160 | \r | |
161 | Compare two SPD Selector by the fields of LocalAddressCount/RemoteAddressCount/\r | |
f75a7f56 | 162 | NextLayerProtocol/LocalPort/LocalPortRange/RemotePort/RemotePortRange and the\r |
a3bcde70 HT |
163 | Local Addresses and remote Addresses.\r |
164 | \r | |
165 | @param[in] Selector1 Pointer of first SPD Selector.\r | |
166 | @param[in] Selector2 Pointer of second SPD Selector.\r | |
167 | \r | |
168 | @retval TRUE This two Selector have the same value in above fields.\r | |
169 | @retval FALSE Not all above fields have the same value in these two Selectors.\r | |
f75a7f56 | 170 | \r |
a3bcde70 HT |
171 | **/\r |
172 | BOOLEAN\r | |
173 | CompareSpdSelector (\r | |
174 | IN EFI_IPSEC_CONFIG_SELECTOR *Selector1,\r | |
175 | IN EFI_IPSEC_CONFIG_SELECTOR *Selector2\r | |
176 | )\r | |
177 | {\r | |
178 | EFI_IPSEC_SPD_SELECTOR *SpdSel1;\r | |
179 | EFI_IPSEC_SPD_SELECTOR *SpdSel2;\r | |
180 | BOOLEAN IsMatch;\r | |
181 | UINTN Index;\r | |
182 | \r | |
183 | SpdSel1 = &Selector1->SpdSelector;\r | |
184 | SpdSel2 = &Selector2->SpdSelector;\r | |
185 | IsMatch = TRUE;\r | |
186 | \r | |
187 | //\r | |
188 | // Compare the LocalAddressCount/RemoteAddressCount/NextLayerProtocol/\r | |
189 | // LocalPort/LocalPortRange/RemotePort/RemotePortRange fields in the\r | |
f75a7f56 | 190 | // two Spdselectors. Since the SPD supports two directions, it needs to\r |
a3bcde70 HT |
191 | // compare two directions.\r |
192 | //\r | |
193 | if ((SpdSel1->LocalAddressCount != SpdSel2->LocalAddressCount &&\r | |
194 | SpdSel1->LocalAddressCount != SpdSel2->RemoteAddressCount) ||\r | |
195 | (SpdSel1->RemoteAddressCount != SpdSel2->RemoteAddressCount &&\r | |
196 | SpdSel1->RemoteAddressCount != SpdSel2->LocalAddressCount) ||\r | |
197 | SpdSel1->NextLayerProtocol != SpdSel2->NextLayerProtocol ||\r | |
198 | SpdSel1->LocalPort != SpdSel2->LocalPort ||\r | |
199 | SpdSel1->LocalPortRange != SpdSel2->LocalPortRange ||\r | |
200 | SpdSel1->RemotePort != SpdSel2->RemotePort ||\r | |
201 | SpdSel1->RemotePortRange != SpdSel2->RemotePortRange\r | |
202 | ) {\r | |
203 | IsMatch = FALSE;\r | |
204 | return IsMatch;\r | |
205 | }\r | |
f75a7f56 | 206 | \r |
a3bcde70 | 207 | //\r |
4991eeff | 208 | // Compare the all LocalAddress and RemoteAddress fields in the two Spdselectors.\r |
f75a7f56 | 209 | // First, SpdSel1->LocalAddress to SpdSel2->LocalAddress && Compare\r |
a3bcde70 HT |
210 | // SpdSel1->RemoteAddress to SpdSel2->RemoteAddress. If all match, return\r |
211 | // TRUE.\r | |
212 | //\r | |
213 | for (Index = 0; Index < SpdSel1->LocalAddressCount; Index++) {\r | |
214 | if (!IsInAddressInfoList (\r | |
215 | &SpdSel1->LocalAddress[Index],\r | |
216 | SpdSel2->LocalAddress,\r | |
217 | SpdSel2->LocalAddressCount\r | |
218 | )) {\r | |
219 | IsMatch = FALSE;\r | |
220 | break;\r | |
221 | }\r | |
222 | }\r | |
223 | if (IsMatch) {\r | |
224 | for (Index = 0; Index < SpdSel2->LocalAddressCount; Index++) {\r | |
225 | if (!IsInAddressInfoList (\r | |
226 | &SpdSel2->LocalAddress[Index],\r | |
227 | SpdSel1->LocalAddress,\r | |
228 | SpdSel1->LocalAddressCount\r | |
229 | )) {\r | |
230 | IsMatch = FALSE;\r | |
231 | break;\r | |
232 | }\r | |
233 | }\r | |
234 | }\r | |
235 | if (IsMatch) {\r | |
236 | for (Index = 0; Index < SpdSel1->RemoteAddressCount; Index++) {\r | |
237 | if (!IsInAddressInfoList (\r | |
238 | &SpdSel1->RemoteAddress[Index],\r | |
239 | SpdSel2->RemoteAddress,\r | |
240 | SpdSel2->RemoteAddressCount\r | |
241 | )) {\r | |
242 | IsMatch = FALSE;\r | |
243 | break;\r | |
244 | }\r | |
245 | }\r | |
246 | }\r | |
247 | if (IsMatch) {\r | |
248 | for (Index = 0; Index < SpdSel2->RemoteAddressCount; Index++) {\r | |
249 | if (!IsInAddressInfoList (\r | |
250 | &SpdSel2->RemoteAddress[Index],\r | |
251 | SpdSel1->RemoteAddress,\r | |
252 | SpdSel1->RemoteAddressCount\r | |
253 | )) {\r | |
254 | IsMatch = FALSE;\r | |
255 | break;\r | |
256 | }\r | |
257 | }\r | |
258 | }\r | |
259 | //\r | |
f75a7f56 | 260 | // Finish the one direction compare. If it is matched, return; otherwise,\r |
a3bcde70 HT |
261 | // compare the other direction.\r |
262 | //\r | |
263 | if (IsMatch) {\r | |
264 | return IsMatch;\r | |
265 | }\r | |
266 | //\r | |
f75a7f56 | 267 | // Secondly, the SpdSel1->LocalAddress doesn't equal to SpdSel2->LocalAddress and\r |
a3bcde70 HT |
268 | // SpdSel1->RemoteAddress doesn't equal to SpdSel2->RemoteAddress. Try to compare\r |
269 | // the RemoteAddress to LocalAddress.\r | |
270 | //\r | |
271 | IsMatch = TRUE;\r | |
272 | for (Index = 0; Index < SpdSel1->RemoteAddressCount; Index++) {\r | |
273 | if (!IsInAddressInfoList (\r | |
274 | &SpdSel1->RemoteAddress[Index],\r | |
275 | SpdSel2->LocalAddress,\r | |
276 | SpdSel2->LocalAddressCount\r | |
277 | )) {\r | |
278 | IsMatch = FALSE;\r | |
279 | break;\r | |
280 | }\r | |
281 | }\r | |
282 | if (IsMatch) {\r | |
283 | for (Index = 0; Index < SpdSel2->RemoteAddressCount; Index++) {\r | |
284 | if (!IsInAddressInfoList (\r | |
285 | &SpdSel2->RemoteAddress[Index],\r | |
286 | SpdSel1->LocalAddress,\r | |
287 | SpdSel1->LocalAddressCount\r | |
288 | )) {\r | |
289 | IsMatch = FALSE;\r | |
290 | break;\r | |
291 | }\r | |
292 | }\r | |
293 | }\r | |
294 | if (IsMatch) {\r | |
295 | for (Index = 0; Index < SpdSel1->LocalAddressCount; Index++) {\r | |
296 | if (!IsInAddressInfoList (\r | |
297 | &SpdSel1->LocalAddress[Index],\r | |
298 | SpdSel2->RemoteAddress,\r | |
299 | SpdSel2->RemoteAddressCount\r | |
300 | )) {\r | |
301 | IsMatch = FALSE;\r | |
302 | break;\r | |
303 | }\r | |
304 | }\r | |
305 | }\r | |
306 | if (IsMatch) {\r | |
307 | for (Index = 0; Index < SpdSel2->LocalAddressCount; Index++) {\r | |
308 | if (!IsInAddressInfoList (\r | |
309 | &SpdSel2->LocalAddress[Index],\r | |
310 | SpdSel1->RemoteAddress,\r | |
311 | SpdSel1->RemoteAddressCount\r | |
312 | )) {\r | |
313 | IsMatch = FALSE;\r | |
314 | break;\r | |
315 | }\r | |
316 | }\r | |
317 | }\r | |
318 | return IsMatch;\r | |
319 | }\r | |
320 | \r | |
9166f840 | 321 | /**\r |
322 | Find if the two SPD Selectors has subordinative.\r | |
323 | \r | |
324 | Compare two SPD Selector by the fields of LocalAddressCount/RemoteAddressCount/\r | |
f75a7f56 | 325 | NextLayerProtocol/LocalPort/LocalPortRange/RemotePort/RemotePortRange and the\r |
9166f840 | 326 | Local Addresses and remote Addresses.\r |
327 | \r | |
328 | @param[in] Selector1 Pointer of first SPD Selector.\r | |
329 | @param[in] Selector2 Pointer of second SPD Selector.\r | |
330 | \r | |
331 | @retval TRUE The first SPD Selector is subordinate Selector of second SPD Selector.\r | |
f75a7f56 | 332 | @retval FALSE The first SPD Selector is not subordinate Selector of second\r |
9166f840 | 333 | SPD Selector.\r |
f75a7f56 | 334 | \r |
9166f840 | 335 | **/\r |
336 | BOOLEAN\r | |
337 | IsSubSpdSelector (\r | |
338 | IN EFI_IPSEC_CONFIG_SELECTOR *Selector1,\r | |
339 | IN EFI_IPSEC_CONFIG_SELECTOR *Selector2\r | |
340 | )\r | |
341 | {\r | |
342 | EFI_IPSEC_SPD_SELECTOR *SpdSel1;\r | |
343 | EFI_IPSEC_SPD_SELECTOR *SpdSel2;\r | |
344 | BOOLEAN IsMatch;\r | |
345 | UINTN Index;\r | |
346 | \r | |
347 | SpdSel1 = &Selector1->SpdSelector;\r | |
348 | SpdSel2 = &Selector2->SpdSelector;\r | |
349 | IsMatch = TRUE;\r | |
350 | \r | |
351 | //\r | |
352 | // Compare the LocalAddressCount/RemoteAddressCount/NextLayerProtocol/\r | |
353 | // LocalPort/LocalPortRange/RemotePort/RemotePortRange fields in the\r | |
f75a7f56 | 354 | // two Spdselectors. Since the SPD supports two directions, it needs to\r |
9166f840 | 355 | // compare two directions.\r |
356 | //\r | |
357 | if (SpdSel1->LocalAddressCount > SpdSel2->LocalAddressCount ||\r | |
358 | SpdSel1->RemoteAddressCount > SpdSel2->RemoteAddressCount ||\r | |
359 | (SpdSel1->NextLayerProtocol != SpdSel2->NextLayerProtocol && SpdSel2->NextLayerProtocol != 0xffff) ||\r | |
360 | (SpdSel1->LocalPort > SpdSel2->LocalPort && SpdSel2->LocalPort != 0)||\r | |
361 | (SpdSel1->LocalPortRange > SpdSel2->LocalPortRange && SpdSel1->LocalPort != 0)||\r | |
362 | (SpdSel1->RemotePort > SpdSel2->RemotePort && SpdSel2->RemotePort != 0) ||\r | |
363 | (SpdSel1->RemotePortRange > SpdSel2->RemotePortRange && SpdSel2->RemotePort != 0)\r | |
364 | ) {\r | |
365 | IsMatch = FALSE;\r | |
366 | }\r | |
f75a7f56 | 367 | \r |
9166f840 | 368 | //\r |
4991eeff | 369 | // Compare the all LocalAddress and RemoteAddress fields in the two Spdselectors.\r |
f75a7f56 | 370 | // First, SpdSel1->LocalAddress to SpdSel2->LocalAddress && Compare\r |
9166f840 | 371 | // SpdSel1->RemoteAddress to SpdSel2->RemoteAddress. If all match, return\r |
372 | // TRUE.\r | |
373 | //\r | |
374 | if (IsMatch) {\r | |
375 | for (Index = 0; Index < SpdSel1->LocalAddressCount; Index++) {\r | |
376 | if (!IsInAddressInfoList (\r | |
377 | &SpdSel1->LocalAddress[Index],\r | |
378 | SpdSel2->LocalAddress,\r | |
379 | SpdSel2->LocalAddressCount\r | |
380 | )) {\r | |
381 | IsMatch = FALSE;\r | |
382 | break;\r | |
383 | }\r | |
384 | }\r | |
385 | \r | |
386 | if (IsMatch) {\r | |
387 | for (Index = 0; Index < SpdSel1->RemoteAddressCount; Index++) {\r | |
388 | if (!IsInAddressInfoList (\r | |
389 | &SpdSel1->RemoteAddress[Index],\r | |
390 | SpdSel2->RemoteAddress,\r | |
391 | SpdSel2->RemoteAddressCount\r | |
392 | )) {\r | |
393 | IsMatch = FALSE;\r | |
394 | break;\r | |
395 | }\r | |
396 | }\r | |
397 | }\r | |
398 | }\r | |
399 | if (IsMatch) {\r | |
400 | return IsMatch;\r | |
401 | }\r | |
f75a7f56 | 402 | \r |
9166f840 | 403 | //\r |
404 | //\r | |
405 | // The SPD selector in SPD entry is two way.\r | |
406 | //\r | |
407 | // Compare the LocalAddressCount/RemoteAddressCount/NextLayerProtocol/\r | |
408 | // LocalPort/LocalPortRange/RemotePort/RemotePortRange fields in the\r | |
f75a7f56 | 409 | // two Spdselectors. Since the SPD supports two directions, it needs to\r |
9166f840 | 410 | // compare two directions.\r |
411 | //\r | |
412 | IsMatch = TRUE;\r | |
413 | if (SpdSel1->LocalAddressCount > SpdSel2->RemoteAddressCount ||\r | |
414 | SpdSel1->RemoteAddressCount > SpdSel2->LocalAddressCount ||\r | |
415 | (SpdSel1->NextLayerProtocol != SpdSel2->NextLayerProtocol && SpdSel2->NextLayerProtocol != 0xffff) ||\r | |
416 | (SpdSel1->LocalPort > SpdSel2->RemotePort && SpdSel2->RemotePort != 0)||\r | |
417 | (SpdSel1->LocalPortRange > SpdSel2->RemotePortRange && SpdSel1->RemotePort != 0)||\r | |
418 | (SpdSel1->RemotePort > SpdSel2->LocalPort && SpdSel2->LocalPort != 0) ||\r | |
419 | (SpdSel1->RemotePortRange > SpdSel2->LocalPortRange && SpdSel2->LocalPort != 0)\r | |
420 | ) {\r | |
421 | IsMatch = FALSE;\r | |
422 | return IsMatch;\r | |
423 | }\r | |
f75a7f56 | 424 | \r |
9166f840 | 425 | //\r |
4991eeff | 426 | // Compare the all LocalAddress and RemoteAddress fields in the two Spdselectors.\r |
f75a7f56 | 427 | // First, SpdSel1->LocalAddress to SpdSel2->RemoteAddress && Compare\r |
4991eeff | 428 | // SpdSel1->RemoteAddress to SpdSel2->LocalAddress. If all match, return\r |
9166f840 | 429 | // TRUE.\r |
430 | //\r | |
431 | for (Index = 0; Index < SpdSel1->LocalAddressCount; Index++) {\r | |
432 | if (!IsInAddressInfoList (\r | |
433 | &SpdSel1->LocalAddress[Index],\r | |
434 | SpdSel2->RemoteAddress,\r | |
435 | SpdSel2->RemoteAddressCount\r | |
436 | )) {\r | |
437 | IsMatch = FALSE;\r | |
438 | break;\r | |
439 | }\r | |
440 | }\r | |
441 | \r | |
442 | if (IsMatch) {\r | |
443 | for (Index = 0; Index < SpdSel1->RemoteAddressCount; Index++) {\r | |
444 | if (!IsInAddressInfoList (\r | |
445 | &SpdSel1->RemoteAddress[Index],\r | |
446 | SpdSel2->LocalAddress,\r | |
447 | SpdSel2->LocalAddressCount\r | |
448 | )) {\r | |
449 | IsMatch = FALSE;\r | |
450 | break;\r | |
451 | }\r | |
452 | }\r | |
453 | }\r | |
454 | return IsMatch;\r | |
f75a7f56 | 455 | \r |
9166f840 | 456 | }\r |
457 | \r | |
a3bcde70 HT |
458 | /**\r |
459 | Compare two SA IDs.\r | |
460 | \r | |
461 | @param[in] Selector1 Pointer of first SA ID.\r | |
462 | @param[in] Selector2 Pointer of second SA ID.\r | |
463 | \r | |
464 | @retval TRUE This two Selectors have the same SA ID.\r | |
465 | @retval FALSE This two Selecotrs don't have the same SA ID.\r | |
f75a7f56 | 466 | \r |
a3bcde70 HT |
467 | **/\r |
468 | BOOLEAN\r | |
469 | CompareSaId (\r | |
470 | IN EFI_IPSEC_CONFIG_SELECTOR *Selector1,\r | |
471 | IN EFI_IPSEC_CONFIG_SELECTOR *Selector2\r | |
472 | )\r | |
473 | {\r | |
474 | EFI_IPSEC_SA_ID *SaId1;\r | |
475 | EFI_IPSEC_SA_ID *SaId2;\r | |
476 | BOOLEAN IsMatch;\r | |
477 | \r | |
478 | SaId1 = &Selector1->SaId;\r | |
479 | SaId2 = &Selector2->SaId;\r | |
480 | IsMatch = TRUE;\r | |
481 | \r | |
482 | if (CompareMem (SaId1, SaId2, sizeof (EFI_IPSEC_SA_ID)) != 0) {\r | |
483 | IsMatch = FALSE;\r | |
484 | }\r | |
485 | \r | |
486 | return IsMatch;\r | |
487 | }\r | |
488 | \r | |
489 | /**\r | |
490 | Compare two PAD IDs.\r | |
491 | \r | |
492 | @param[in] Selector1 Pointer of first PAD ID.\r | |
493 | @param[in] Selector2 Pointer of second PAD ID.\r | |
494 | \r | |
495 | @retval TRUE This two Selectors have the same PAD ID.\r | |
496 | @retval FALSE This two Selecotrs don't have the same PAD ID.\r | |
f75a7f56 | 497 | \r |
a3bcde70 HT |
498 | **/\r |
499 | BOOLEAN\r | |
500 | ComparePadId (\r | |
501 | IN EFI_IPSEC_CONFIG_SELECTOR *Selector1,\r | |
502 | IN EFI_IPSEC_CONFIG_SELECTOR *Selector2\r | |
503 | )\r | |
504 | {\r | |
505 | EFI_IPSEC_PAD_ID *PadId1;\r | |
506 | EFI_IPSEC_PAD_ID *PadId2;\r | |
507 | BOOLEAN IsMatch;\r | |
508 | \r | |
509 | PadId1 = &Selector1->PadId;\r | |
510 | PadId2 = &Selector2->PadId;\r | |
511 | IsMatch = TRUE;\r | |
512 | \r | |
513 | //\r | |
514 | // Compare the PeerIdValid fields in PadId.\r | |
515 | //\r | |
516 | if (PadId1->PeerIdValid != PadId2->PeerIdValid) {\r | |
517 | IsMatch = FALSE;\r | |
518 | }\r | |
519 | //\r | |
520 | // Compare the PeerId fields in PadId if PeerIdValid is true.\r | |
521 | //\r | |
522 | if (IsMatch &&\r | |
523 | PadId1->PeerIdValid &&\r | |
524 | AsciiStriCmp ((CONST CHAR8 *) PadId1->Id.PeerId, (CONST CHAR8 *) PadId2->Id.PeerId) != 0\r | |
525 | ) {\r | |
526 | IsMatch = FALSE;\r | |
527 | }\r | |
528 | //\r | |
529 | // Compare the IpAddress fields in PadId if PeerIdValid is false.\r | |
530 | //\r | |
531 | if (IsMatch &&\r | |
532 | !PadId1->PeerIdValid &&\r | |
533 | (PadId1->Id.IpAddress.PrefixLength != PadId2->Id.IpAddress.PrefixLength ||\r | |
534 | CompareMem (&PadId1->Id.IpAddress.Address, &PadId2->Id.IpAddress.Address, sizeof (EFI_IP_ADDRESS)) != 0)\r | |
535 | ) {\r | |
536 | IsMatch = FALSE;\r | |
537 | }\r | |
538 | \r | |
539 | return IsMatch;\r | |
540 | }\r | |
541 | \r | |
542 | /**\r | |
543 | Check if the SPD Selector is Zero by its LocalAddressCount and RemoteAddressCount\r | |
544 | fields.\r | |
545 | \r | |
546 | @param[in] Selector Pointer of the SPD Selector.\r | |
547 | \r | |
548 | @retval TRUE If the SPD Selector is Zero.\r | |
549 | @retval FALSE If the SPD Selector is not Zero.\r | |
550 | \r | |
551 | **/\r | |
552 | BOOLEAN\r | |
553 | IsZeroSpdSelector (\r | |
554 | IN EFI_IPSEC_CONFIG_SELECTOR *Selector\r | |
555 | )\r | |
556 | {\r | |
557 | EFI_IPSEC_SPD_SELECTOR *SpdSel;\r | |
558 | BOOLEAN IsZero;\r | |
559 | \r | |
560 | SpdSel = &Selector->SpdSelector;\r | |
561 | IsZero = FALSE;\r | |
562 | \r | |
563 | if (SpdSel->LocalAddressCount == 0 && SpdSel->RemoteAddressCount == 0) {\r | |
564 | IsZero = TRUE;\r | |
565 | }\r | |
566 | \r | |
567 | return IsZero;\r | |
568 | }\r | |
569 | \r | |
570 | /**\r | |
571 | Check if the SA ID is Zero by its DestAddress.\r | |
572 | \r | |
573 | @param[in] Selector Pointer of the SA ID.\r | |
574 | \r | |
575 | @retval TRUE If the SA ID is Zero.\r | |
576 | @retval FALSE If the SA ID is not Zero.\r | |
577 | \r | |
578 | **/\r | |
579 | BOOLEAN\r | |
580 | IsZeroSaId (\r | |
581 | IN EFI_IPSEC_CONFIG_SELECTOR *Selector\r | |
582 | )\r | |
583 | {\r | |
9166f840 | 584 | BOOLEAN IsZero;\r |
585 | EFI_IPSEC_CONFIG_SELECTOR ZeroSelector;\r | |
f75a7f56 | 586 | \r |
a3bcde70 HT |
587 | IsZero = FALSE;\r |
588 | \r | |
9166f840 | 589 | ZeroMem (&ZeroSelector, sizeof (EFI_IPSEC_CONFIG_SELECTOR));\r |
a3bcde70 | 590 | \r |
9166f840 | 591 | if (CompareMem (&ZeroSelector, Selector, sizeof (EFI_IPSEC_CONFIG_SELECTOR)) == 0) {\r |
a3bcde70 HT |
592 | IsZero = TRUE;\r |
593 | }\r | |
594 | \r | |
595 | return IsZero;\r | |
596 | }\r | |
597 | \r | |
598 | /**\r | |
599 | Check if the PAD ID is Zero.\r | |
600 | \r | |
601 | @param[in] Selector Pointer of the PAD ID.\r | |
602 | \r | |
603 | @retval TRUE If the PAD ID is Zero.\r | |
604 | @retval FALSE If the PAD ID is not Zero.\r | |
605 | \r | |
606 | **/\r | |
607 | BOOLEAN\r | |
608 | IsZeroPadId (\r | |
609 | IN EFI_IPSEC_CONFIG_SELECTOR *Selector\r | |
610 | )\r | |
611 | {\r | |
612 | EFI_IPSEC_PAD_ID *PadId;\r | |
613 | EFI_IPSEC_PAD_ID ZeroId;\r | |
614 | BOOLEAN IsZero;\r | |
615 | \r | |
616 | PadId = &Selector->PadId;\r | |
617 | IsZero = FALSE;\r | |
618 | \r | |
619 | ZeroMem (&ZeroId, sizeof (EFI_IPSEC_PAD_ID));\r | |
620 | \r | |
621 | if (CompareMem (PadId, &ZeroId, sizeof (EFI_IPSEC_PAD_ID)) == 0) {\r | |
622 | IsZero = TRUE;\r | |
623 | }\r | |
624 | \r | |
625 | return IsZero;\r | |
626 | }\r | |
627 | \r | |
628 | /**\r | |
629 | Copy Source SPD Selector to the Destination SPD Selector.\r | |
630 | \r | |
631 | @param[in, out] DstSel Pointer of Destination SPD Selector.\r | |
632 | @param[in] SrcSel Pointer of Source SPD Selector.\r | |
f75a7f56 LG |
633 | @param[in, out] Size The size of the Destination SPD Selector. If it\r |
634 | not NULL and its value less than the size of\r | |
635 | Source SPD Selector, the value of Source SPD\r | |
a3bcde70 HT |
636 | Selector's size will be passed to caller by this\r |
637 | parameter.\r | |
638 | \r | |
639 | @retval EFI_INVALID_PARAMETER If the Destination or Source SPD Selector is NULL\r | |
f75a7f56 | 640 | @retval EFI_BUFFER_TOO_SMALL If the input Size is less than size of the Source SPD Selector.\r |
a3bcde70 HT |
641 | @retval EFI_SUCCESS Copy Source SPD Selector to the Destination SPD\r |
642 | Selector successfully.\r | |
643 | \r | |
644 | **/\r | |
645 | EFI_STATUS\r | |
646 | DuplicateSpdSelector (\r | |
647 | IN OUT EFI_IPSEC_CONFIG_SELECTOR *DstSel,\r | |
648 | IN EFI_IPSEC_CONFIG_SELECTOR *SrcSel,\r | |
649 | IN OUT UINTN *Size\r | |
650 | )\r | |
651 | {\r | |
652 | EFI_IPSEC_SPD_SELECTOR *Dst;\r | |
653 | EFI_IPSEC_SPD_SELECTOR *Src;\r | |
654 | \r | |
655 | Dst = &DstSel->SpdSelector;\r | |
656 | Src = &SrcSel->SpdSelector;\r | |
657 | \r | |
658 | if (Dst == NULL || Src == NULL) {\r | |
659 | return EFI_INVALID_PARAMETER;\r | |
660 | }\r | |
661 | \r | |
662 | if (Size != NULL && (*Size) < SIZE_OF_SPD_SELECTOR (Src)) {\r | |
663 | *Size = SIZE_OF_SPD_SELECTOR (Src);\r | |
664 | return EFI_BUFFER_TOO_SMALL;\r | |
665 | }\r | |
666 | //\r | |
9166f840 | 667 | // Copy the base structure of SPD selector.\r |
a3bcde70 HT |
668 | //\r |
669 | CopyMem (Dst, Src, sizeof (EFI_IPSEC_SPD_SELECTOR));\r | |
670 | \r | |
671 | //\r | |
9166f840 | 672 | // Copy the local address array of SPD selector.\r |
a3bcde70 HT |
673 | //\r |
674 | Dst->LocalAddress = (EFI_IP_ADDRESS_INFO *) (Dst + 1);\r | |
675 | CopyMem (\r | |
676 | Dst->LocalAddress,\r | |
677 | Src->LocalAddress,\r | |
678 | sizeof (EFI_IP_ADDRESS_INFO) * Dst->LocalAddressCount\r | |
679 | );\r | |
680 | \r | |
681 | //\r | |
9166f840 | 682 | // Copy the remote address array of SPD selector.\r |
a3bcde70 HT |
683 | //\r |
684 | Dst->RemoteAddress = Dst->LocalAddress + Dst->LocalAddressCount;\r | |
685 | CopyMem (\r | |
686 | Dst->RemoteAddress,\r | |
687 | Src->RemoteAddress,\r | |
688 | sizeof (EFI_IP_ADDRESS_INFO) * Dst->RemoteAddressCount\r | |
689 | );\r | |
690 | \r | |
691 | return EFI_SUCCESS;\r | |
692 | }\r | |
693 | \r | |
694 | /**\r | |
695 | Copy Source SA ID to the Destination SA ID.\r | |
696 | \r | |
697 | @param[in, out] DstSel Pointer of Destination SA ID.\r | |
698 | @param[in] SrcSel Pointer of Source SA ID.\r | |
f75a7f56 LG |
699 | @param[in, out] Size The size of the Destination SA ID. If it\r |
700 | not NULL and its value less than the size of\r | |
701 | Source SA ID, the value of Source SA ID's size\r | |
a3bcde70 HT |
702 | will be passed to caller by this parameter.\r |
703 | \r | |
704 | @retval EFI_INVALID_PARAMETER If the Destination or Source SA ID is NULL.\r | |
f75a7f56 | 705 | @retval EFI_BUFFER_TOO_SMALL If the input Size less than size of source SA ID.\r |
a3bcde70 HT |
706 | @retval EFI_SUCCESS Copy Source SA ID to the Destination SA ID successfully.\r |
707 | \r | |
708 | **/\r | |
709 | EFI_STATUS\r | |
710 | DuplicateSaId (\r | |
711 | IN OUT EFI_IPSEC_CONFIG_SELECTOR *DstSel,\r | |
712 | IN EFI_IPSEC_CONFIG_SELECTOR *SrcSel,\r | |
713 | IN OUT UINTN *Size\r | |
714 | )\r | |
715 | {\r | |
716 | EFI_IPSEC_SA_ID *Dst;\r | |
717 | EFI_IPSEC_SA_ID *Src;\r | |
718 | \r | |
719 | Dst = &DstSel->SaId;\r | |
720 | Src = &SrcSel->SaId;\r | |
721 | \r | |
722 | if (Dst == NULL || Src == NULL) {\r | |
723 | return EFI_INVALID_PARAMETER;\r | |
724 | }\r | |
725 | \r | |
726 | if (Size != NULL && *Size < sizeof (EFI_IPSEC_SA_ID)) {\r | |
727 | *Size = sizeof (EFI_IPSEC_SA_ID);\r | |
728 | return EFI_BUFFER_TOO_SMALL;\r | |
729 | }\r | |
730 | \r | |
731 | CopyMem (Dst, Src, sizeof (EFI_IPSEC_SA_ID));\r | |
732 | \r | |
733 | return EFI_SUCCESS;\r | |
734 | }\r | |
735 | \r | |
736 | /**\r | |
737 | Copy Source PAD ID to the Destination PAD ID.\r | |
738 | \r | |
739 | @param[in, out] DstSel Pointer of Destination PAD ID.\r | |
740 | @param[in] SrcSel Pointer of Source PAD ID.\r | |
f75a7f56 LG |
741 | @param[in, out] Size The size of the Destination PAD ID. If it\r |
742 | not NULL and its value less than the size of\r | |
743 | Source PAD ID, the value of Source PAD ID's size\r | |
a3bcde70 HT |
744 | will be passed to caller by this parameter.\r |
745 | \r | |
746 | @retval EFI_INVALID_PARAMETER If the Destination or Source PAD ID is NULL.\r | |
747 | @retval EFI_BUFFER_TOO_SMALL If the input Size less than size of source PAD ID .\r | |
748 | @retval EFI_SUCCESS Copy Source PAD ID to the Destination PAD ID successfully.\r | |
749 | \r | |
750 | **/\r | |
751 | EFI_STATUS\r | |
752 | DuplicatePadId (\r | |
753 | IN OUT EFI_IPSEC_CONFIG_SELECTOR *DstSel,\r | |
754 | IN EFI_IPSEC_CONFIG_SELECTOR *SrcSel,\r | |
755 | IN OUT UINTN *Size\r | |
756 | )\r | |
757 | {\r | |
758 | EFI_IPSEC_PAD_ID *Dst;\r | |
759 | EFI_IPSEC_PAD_ID *Src;\r | |
760 | \r | |
761 | Dst = &DstSel->PadId;\r | |
762 | Src = &SrcSel->PadId;\r | |
763 | \r | |
764 | if (Dst == NULL || Src == NULL) {\r | |
765 | return EFI_INVALID_PARAMETER;\r | |
766 | }\r | |
767 | \r | |
768 | if (Size != NULL && *Size < sizeof (EFI_IPSEC_PAD_ID)) {\r | |
769 | *Size = sizeof (EFI_IPSEC_PAD_ID);\r | |
770 | return EFI_BUFFER_TOO_SMALL;\r | |
771 | }\r | |
772 | \r | |
773 | CopyMem (Dst, Src, sizeof (EFI_IPSEC_PAD_ID));\r | |
774 | \r | |
775 | return EFI_SUCCESS;\r | |
776 | }\r | |
777 | \r | |
778 | /**\r | |
f75a7f56 | 779 | Fix the value of some members of SPD Selector.\r |
a3bcde70 | 780 | \r |
f75a7f56 LG |
781 | This function is called by IpSecCopyPolicyEntry()which copy the Policy\r |
782 | Entry into the Variable. Since some members in SPD Selector are pointers,\r | |
783 | a physical address to relative address convertion is required before copying\r | |
a3bcde70 HT |
784 | this SPD entry into the variable.\r |
785 | \r | |
786 | @param[in] Selector Pointer of SPD Selector.\r | |
787 | @param[in, out] Data Pointer of SPD Data.\r | |
788 | \r | |
789 | **/\r | |
790 | VOID\r | |
791 | FixSpdEntry (\r | |
792 | IN EFI_IPSEC_SPD_SELECTOR *Selector,\r | |
793 | IN OUT EFI_IPSEC_SPD_DATA *Data\r | |
794 | )\r | |
795 | {\r | |
796 | //\r | |
9166f840 | 797 | // It assumes that all ref buffers in SPD selector and data are\r |
a3bcde70 HT |
798 | // stored in the continous memory and close to the base structure.\r |
799 | //\r | |
800 | FIX_REF_BUF_ADDR (Selector->LocalAddress, Selector);\r | |
801 | FIX_REF_BUF_ADDR (Selector->RemoteAddress, Selector);\r | |
802 | \r | |
803 | if (Data->ProcessingPolicy != NULL) {\r | |
804 | if (Data->ProcessingPolicy->TunnelOption != NULL) {\r | |
805 | FIX_REF_BUF_ADDR (Data->ProcessingPolicy->TunnelOption, Data);\r | |
806 | }\r | |
807 | \r | |
808 | FIX_REF_BUF_ADDR (Data->ProcessingPolicy, Data);\r | |
809 | }\r | |
810 | \r | |
811 | }\r | |
812 | \r | |
813 | /**\r | |
f75a7f56 | 814 | Fix the value of some members of SA ID.\r |
a3bcde70 | 815 | \r |
f75a7f56 LG |
816 | This function is called by IpSecCopyPolicyEntry()which copy the Policy\r |
817 | Entry into the Variable. Since some members in SA ID are pointers,\r | |
818 | a physical address to relative address conversion is required before copying\r | |
a3bcde70 HT |
819 | this SAD into the variable.\r |
820 | \r | |
821 | @param[in] SaId Pointer of SA ID\r | |
822 | @param[in, out] Data Pointer of SA Data.\r | |
823 | \r | |
824 | **/\r | |
825 | VOID\r | |
826 | FixSadEntry (\r | |
827 | IN EFI_IPSEC_SA_ID *SaId,\r | |
9166f840 | 828 | IN OUT EFI_IPSEC_SA_DATA2 *Data\r |
a3bcde70 HT |
829 | )\r |
830 | {\r | |
831 | //\r | |
9166f840 | 832 | // It assumes that all ref buffers in SAD selector and data are\r |
a3bcde70 HT |
833 | // stored in the continous memory and close to the base structure.\r |
834 | //\r | |
835 | if (Data->AlgoInfo.EspAlgoInfo.AuthKey != NULL) {\r | |
836 | FIX_REF_BUF_ADDR (Data->AlgoInfo.EspAlgoInfo.AuthKey, Data);\r | |
837 | }\r | |
838 | \r | |
839 | if (SaId->Proto == EfiIPsecESP && Data->AlgoInfo.EspAlgoInfo.EncKey != NULL) {\r | |
840 | FIX_REF_BUF_ADDR (Data->AlgoInfo.EspAlgoInfo.EncKey, Data);\r | |
841 | }\r | |
842 | \r | |
843 | if (Data->SpdSelector != NULL) {\r | |
844 | if (Data->SpdSelector->LocalAddress != NULL) {\r | |
845 | FIX_REF_BUF_ADDR (Data->SpdSelector->LocalAddress, Data);\r | |
846 | }\r | |
847 | \r | |
848 | FIX_REF_BUF_ADDR (Data->SpdSelector->RemoteAddress, Data);\r | |
849 | FIX_REF_BUF_ADDR (Data->SpdSelector, Data);\r | |
850 | }\r | |
851 | \r | |
852 | }\r | |
853 | \r | |
854 | /**\r | |
f75a7f56 | 855 | Fix the value of some members of PAD ID.\r |
a3bcde70 | 856 | \r |
f75a7f56 LG |
857 | This function is called by IpSecCopyPolicyEntry()which copy the Policy\r |
858 | Entry into the Variable. Since some members in PAD ID are pointers,\r | |
a3bcde70 HT |
859 | a physical address to relative address conversion is required before copying\r |
860 | this PAD into the variable.\r | |
861 | \r | |
862 | @param[in] PadId Pointer of PAD ID.\r | |
863 | @param[in, out] Data Pointer of PAD Data.\r | |
864 | \r | |
865 | **/\r | |
866 | VOID\r | |
867 | FixPadEntry (\r | |
868 | IN EFI_IPSEC_PAD_ID *PadId,\r | |
869 | IN OUT EFI_IPSEC_PAD_DATA *Data\r | |
870 | )\r | |
871 | {\r | |
872 | //\r | |
873 | // It assumes that all ref buffers in pad selector and data are\r | |
874 | // stored in the continous memory and close to the base structure.\r | |
875 | //\r | |
876 | if (Data->AuthData != NULL) {\r | |
877 | FIX_REF_BUF_ADDR (Data->AuthData, Data);\r | |
878 | }\r | |
879 | \r | |
880 | if (Data->RevocationData != NULL) {\r | |
881 | FIX_REF_BUF_ADDR (Data->RevocationData, Data);\r | |
882 | }\r | |
883 | \r | |
884 | }\r | |
885 | \r | |
886 | /**\r | |
f75a7f56 | 887 | Recover the value of some members of SPD Selector.\r |
a3bcde70 HT |
888 | \r |
889 | This function is corresponding to FixSpdEntry(). It recovers the value of members\r | |
890 | of SPD Selector that are fixed by FixSpdEntry().\r | |
891 | \r | |
892 | @param[in, out] Selector Pointer of SPD Selector.\r | |
893 | @param[in, out] Data Pointer of SPD Data.\r | |
894 | \r | |
895 | **/\r | |
896 | VOID\r | |
897 | UnfixSpdEntry (\r | |
898 | IN OUT EFI_IPSEC_SPD_SELECTOR *Selector,\r | |
899 | IN OUT EFI_IPSEC_SPD_DATA *Data\r | |
900 | )\r | |
901 | {\r | |
902 | //\r | |
9166f840 | 903 | // It assumes that all ref buffers in SPD selector and data are\r |
a3bcde70 HT |
904 | // stored in the continous memory and close to the base structure.\r |
905 | //\r | |
906 | UNFIX_REF_BUF_ADDR (Selector->LocalAddress, Selector);\r | |
907 | UNFIX_REF_BUF_ADDR (Selector->RemoteAddress, Selector);\r | |
908 | \r | |
909 | if (Data->ProcessingPolicy != NULL) {\r | |
910 | UNFIX_REF_BUF_ADDR (Data->ProcessingPolicy, Data);\r | |
911 | if (Data->ProcessingPolicy->TunnelOption != NULL) {\r | |
912 | UNFIX_REF_BUF_ADDR (Data->ProcessingPolicy->TunnelOption, Data);\r | |
913 | }\r | |
914 | }\r | |
f75a7f56 | 915 | \r |
a3bcde70 HT |
916 | }\r |
917 | \r | |
918 | /**\r | |
f75a7f56 | 919 | Recover the value of some members of SA ID.\r |
a3bcde70 HT |
920 | \r |
921 | This function is corresponding to FixSadEntry(). It recovers the value of members\r | |
922 | of SAD ID that are fixed by FixSadEntry().\r | |
923 | \r | |
924 | @param[in, out] SaId Pointer of SAD ID.\r | |
925 | @param[in, out] Data Pointer of SAD Data.\r | |
926 | \r | |
927 | **/\r | |
928 | VOID\r | |
929 | UnfixSadEntry (\r | |
930 | IN OUT EFI_IPSEC_SA_ID *SaId,\r | |
9166f840 | 931 | IN OUT EFI_IPSEC_SA_DATA2 *Data\r |
a3bcde70 HT |
932 | )\r |
933 | {\r | |
934 | //\r | |
9166f840 | 935 | // It assumes that all ref buffers in SAD selector and data are\r |
a3bcde70 HT |
936 | // stored in the continous memory and close to the base structure.\r |
937 | //\r | |
938 | if (Data->AlgoInfo.EspAlgoInfo.AuthKey != NULL) {\r | |
939 | UNFIX_REF_BUF_ADDR (Data->AlgoInfo.EspAlgoInfo.AuthKey, Data);\r | |
940 | }\r | |
941 | \r | |
942 | if (SaId->Proto == EfiIPsecESP && Data->AlgoInfo.EspAlgoInfo.EncKey != NULL) {\r | |
943 | UNFIX_REF_BUF_ADDR (Data->AlgoInfo.EspAlgoInfo.EncKey, Data);\r | |
944 | }\r | |
945 | \r | |
946 | if (Data->SpdSelector != NULL) {\r | |
947 | UNFIX_REF_BUF_ADDR (Data->SpdSelector, Data);\r | |
948 | if (Data->SpdSelector->LocalAddress != NULL) {\r | |
949 | UNFIX_REF_BUF_ADDR (Data->SpdSelector->LocalAddress, Data);\r | |
950 | }\r | |
951 | \r | |
952 | UNFIX_REF_BUF_ADDR (Data->SpdSelector->RemoteAddress, Data);\r | |
953 | }\r | |
954 | \r | |
955 | }\r | |
956 | \r | |
957 | /**\r | |
f75a7f56 | 958 | Recover the value of some members of PAD ID.\r |
a3bcde70 HT |
959 | \r |
960 | This function is corresponding to FixPadEntry(). It recovers the value of members\r | |
961 | of PAD ID that are fixed by FixPadEntry().\r | |
962 | \r | |
963 | @param[in] PadId Pointer of PAD ID.\r | |
964 | @param[in, out] Data Pointer of PAD Data.\r | |
965 | \r | |
966 | **/\r | |
967 | VOID\r | |
968 | UnfixPadEntry (\r | |
969 | IN EFI_IPSEC_PAD_ID *PadId,\r | |
970 | IN OUT EFI_IPSEC_PAD_DATA *Data\r | |
971 | )\r | |
972 | {\r | |
973 | //\r | |
974 | // It assumes that all ref buffers in pad selector and data are\r | |
975 | // stored in the continous memory and close to the base structure.\r | |
976 | //\r | |
977 | if (Data->AuthData != NULL) {\r | |
978 | UNFIX_REF_BUF_ADDR (Data->AuthData, Data);\r | |
979 | }\r | |
980 | \r | |
981 | if (Data->RevocationData != NULL) {\r | |
982 | UNFIX_REF_BUF_ADDR (Data->RevocationData, Data);\r | |
983 | }\r | |
984 | \r | |
985 | }\r | |
986 | \r | |
987 | /**\r | |
988 | Set the security policy information for the EFI IPsec driver.\r | |
989 | \r | |
f75a7f56 | 990 | The IPsec configuration data has a unique selector/identifier separately to\r |
a3bcde70 HT |
991 | identify a data entry.\r |
992 | \r | |
f75a7f56 LG |
993 | @param[in] Selector Pointer to an entry selector on operated\r |
994 | configuration data specified by DataType.\r | |
995 | A NULL Selector causes the entire specified-type\r | |
a3bcde70 | 996 | configuration information to be flushed.\r |
f75a7f56 | 997 | @param[in] Data The data buffer to be set. The structure\r |
a3bcde70 | 998 | of the data buffer should be EFI_IPSEC_SPD_DATA.\r |
f75a7f56 LG |
999 | @param[in] Context Pointer to one entry selector that describes\r |
1000 | the expected position the new data entry will\r | |
a3bcde70 HT |
1001 | be added. If Context is NULL, the new entry will\r |
1002 | be appended the end of database.\r | |
1003 | \r | |
1004 | @retval EFI_INVALID_PARAMETER One or more of the following are TRUE:\r | |
f75a7f56 | 1005 | - Selector is not NULL and its LocalAddress\r |
a3bcde70 | 1006 | is NULL or its RemoteAddress is NULL.\r |
f75a7f56 | 1007 | - Data is not NULL and its Action is Protected\r |
a3bcde70 HT |
1008 | and its plolicy is NULL.\r |
1009 | - Data is not NULL, its Action is not protected,\r | |
1010 | and its policy is not NULL.\r | |
f75a7f56 | 1011 | - The Action of Data is Protected, its policy\r |
a3bcde70 | 1012 | mode is Tunnel, and its tunnel option is NULL.\r |
f75a7f56 | 1013 | - The Action of Data is protected and its policy\r |
a3bcde70 | 1014 | mode is not Tunnel and it tunnel option is not NULL.\r |
f75a7f56 | 1015 | - SadEntry requied to be set into new SpdEntry's Sas has\r |
4991eeff | 1016 | been found but it is invalid.\r |
a3bcde70 HT |
1017 | @retval EFI_OUT_OF_RESOURCED The required system resource could not be allocated.\r |
1018 | @retval EFI_SUCCESS The specified configuration data was obtained successfully.\r | |
1019 | \r | |
1020 | **/\r | |
1021 | EFI_STATUS\r | |
1022 | SetSpdEntry (\r | |
1023 | IN EFI_IPSEC_CONFIG_SELECTOR *Selector,\r | |
1024 | IN VOID *Data,\r | |
1025 | IN VOID *Context OPTIONAL\r | |
1026 | )\r | |
1027 | {\r | |
1028 | EFI_IPSEC_SPD_SELECTOR *SpdSel;\r | |
1029 | EFI_IPSEC_SPD_DATA *SpdData;\r | |
1030 | EFI_IPSEC_SPD_SELECTOR *InsertBefore;\r | |
1031 | LIST_ENTRY *SpdList;\r | |
1032 | LIST_ENTRY *SadList;\r | |
1033 | LIST_ENTRY *SpdSas;\r | |
1034 | LIST_ENTRY *EntryInsertBefore;\r | |
1035 | LIST_ENTRY *Entry;\r | |
a3bcde70 | 1036 | LIST_ENTRY *Entry2;\r |
9166f840 | 1037 | LIST_ENTRY *NextEntry;\r |
4991eeff | 1038 | LIST_ENTRY *NextEntry2;\r |
a3bcde70 HT |
1039 | IPSEC_SPD_ENTRY *SpdEntry;\r |
1040 | IPSEC_SAD_ENTRY *SadEntry;\r | |
1041 | UINTN SpdEntrySize;\r | |
1042 | UINTN Index;\r | |
1043 | \r | |
1044 | SpdSel = (Selector == NULL) ? NULL : &Selector->SpdSelector;\r | |
1045 | SpdData = (Data == NULL) ? NULL : (EFI_IPSEC_SPD_DATA *) Data;\r | |
1046 | InsertBefore = (Context == NULL) ? NULL : &((EFI_IPSEC_CONFIG_SELECTOR *) Context)->SpdSelector;\r | |
1047 | SpdList = &mConfigData[IPsecConfigDataTypeSpd];\r | |
1048 | \r | |
1049 | if (SpdSel != NULL) {\r | |
1050 | if (SpdSel->LocalAddress == NULL || SpdSel->RemoteAddress == NULL) {\r | |
1051 | return EFI_INVALID_PARAMETER;\r | |
1052 | }\r | |
1053 | }\r | |
1054 | \r | |
1055 | if (SpdData != NULL) {\r | |
1056 | if ((SpdData->Action == EfiIPsecActionProtect && SpdData->ProcessingPolicy == NULL) ||\r | |
1057 | (SpdData->Action != EfiIPsecActionProtect && SpdData->ProcessingPolicy != NULL)\r | |
1058 | ) {\r | |
1059 | return EFI_INVALID_PARAMETER;\r | |
1060 | }\r | |
1061 | \r | |
1062 | if (SpdData->Action == EfiIPsecActionProtect) {\r | |
1063 | if ((SpdData->ProcessingPolicy->Mode == EfiIPsecTunnel && SpdData->ProcessingPolicy->TunnelOption == NULL) ||\r | |
1064 | (SpdData->ProcessingPolicy->Mode != EfiIPsecTunnel && SpdData->ProcessingPolicy->TunnelOption != NULL)\r | |
1065 | ) {\r | |
1066 | return EFI_INVALID_PARAMETER;\r | |
1067 | }\r | |
1068 | }\r | |
1069 | }\r | |
1070 | //\r | |
1071 | // The default behavior is to insert the node ahead of the header.\r | |
1072 | //\r | |
1073 | EntryInsertBefore = SpdList;\r | |
1074 | \r | |
1075 | //\r | |
9166f840 | 1076 | // Remove the existed SPD entry.\r |
a3bcde70 HT |
1077 | //\r |
1078 | NET_LIST_FOR_EACH_SAFE (Entry, NextEntry, SpdList) {\r | |
1079 | \r | |
1080 | SpdEntry = IPSEC_SPD_ENTRY_FROM_LIST (Entry);\r | |
1081 | \r | |
f75a7f56 | 1082 | if (SpdSel == NULL ||\r |
a3bcde70 HT |
1083 | CompareSpdSelector ((EFI_IPSEC_CONFIG_SELECTOR *) SpdEntry->Selector, (EFI_IPSEC_CONFIG_SELECTOR *) SpdSel)\r |
1084 | ) {\r | |
1085 | //\r | |
1086 | // Record the existed entry position to keep the original order.\r | |
1087 | //\r | |
1088 | EntryInsertBefore = SpdEntry->List.ForwardLink;\r | |
1089 | RemoveEntryList (&SpdEntry->List);\r | |
1090 | \r | |
1091 | //\r | |
9166f840 | 1092 | // Update the reverse ref of SAD entry in the SPD.sas list.\r |
a3bcde70 HT |
1093 | //\r |
1094 | SpdSas = &SpdEntry->Data->Sas;\r | |
f75a7f56 | 1095 | \r |
9166f840 | 1096 | //\r |
f75a7f56 LG |
1097 | // Remove the related SAs from Sas(SadEntry->BySpd). If the SA entry is established by\r |
1098 | // IKE, remove from mConfigData list(SadEntry->List) and then free it directly since its\r | |
4991eeff | 1099 | // SpdEntry will be freed later.\r |
9166f840 | 1100 | //\r |
4991eeff JW |
1101 | NET_LIST_FOR_EACH_SAFE (Entry2, NextEntry2, SpdSas) {\r |
1102 | SadEntry = IPSEC_SAD_ENTRY_FROM_SPD (Entry2);\r | |
f75a7f56 | 1103 | \r |
4991eeff JW |
1104 | if (SadEntry->Data->SpdEntry != NULL) {\r |
1105 | RemoveEntryList (&SadEntry->BySpd);\r | |
1106 | SadEntry->Data->SpdEntry = NULL;\r | |
1107 | }\r | |
f75a7f56 | 1108 | \r |
4991eeff JW |
1109 | if (!(SadEntry->Data->ManualSet)) {\r |
1110 | RemoveEntryList (&SadEntry->List);\r | |
1111 | FreePool (SadEntry);\r | |
1112 | }\r | |
a3bcde70 | 1113 | }\r |
f75a7f56 | 1114 | \r |
a3bcde70 | 1115 | //\r |
9166f840 | 1116 | // Free the existed SPD entry\r |
a3bcde70 HT |
1117 | //\r |
1118 | FreePool (SpdEntry);\r | |
1119 | }\r | |
1120 | }\r | |
1121 | //\r | |
9166f840 | 1122 | // Return success here if only want to remove the SPD entry.\r |
a3bcde70 HT |
1123 | //\r |
1124 | if (SpdData == NULL || SpdSel == NULL) {\r | |
1125 | return EFI_SUCCESS;\r | |
1126 | }\r | |
1127 | //\r | |
1128 | // Search the appointed entry position if InsertBefore is not NULL.\r | |
1129 | //\r | |
1130 | if (InsertBefore != NULL) {\r | |
1131 | \r | |
1132 | NET_LIST_FOR_EACH (Entry, SpdList) {\r | |
1133 | SpdEntry = IPSEC_SPD_ENTRY_FROM_LIST (Entry);\r | |
1134 | \r | |
1135 | if (CompareSpdSelector (\r | |
1136 | (EFI_IPSEC_CONFIG_SELECTOR *) SpdEntry->Selector,\r | |
1137 | (EFI_IPSEC_CONFIG_SELECTOR *) InsertBefore\r | |
1138 | )) {\r | |
1139 | EntryInsertBefore = Entry;\r | |
1140 | break;\r | |
1141 | }\r | |
1142 | }\r | |
1143 | }\r | |
1144 | \r | |
1145 | //\r | |
1146 | // Do Padding for the different Arch.\r | |
1147 | //\r | |
1148 | SpdEntrySize = ALIGN_VARIABLE (sizeof (IPSEC_SPD_ENTRY));\r | |
ce5c3273 | 1149 | SpdEntrySize = ALIGN_VARIABLE (SpdEntrySize + SIZE_OF_SPD_SELECTOR (SpdSel));\r |
a3bcde70 HT |
1150 | SpdEntrySize += IpSecGetSizeOfEfiSpdData (SpdData);\r |
1151 | \r | |
1152 | SpdEntry = AllocateZeroPool (SpdEntrySize);\r | |
1153 | \r | |
1154 | if (SpdEntry == NULL) {\r | |
1155 | return EFI_OUT_OF_RESOURCES;\r | |
1156 | }\r | |
1157 | //\r | |
1158 | // Fix the address of Selector and Data buffer and copy them, which is\r | |
9166f840 | 1159 | // continous memory and close to the base structure of SPD entry.\r |
a3bcde70 HT |
1160 | //\r |
1161 | SpdEntry->Selector = (EFI_IPSEC_SPD_SELECTOR *) ALIGN_POINTER ((SpdEntry + 1), sizeof (UINTN));\r | |
1162 | SpdEntry->Data = (IPSEC_SPD_DATA *) ALIGN_POINTER (\r | |
1163 | ((UINT8 *) SpdEntry->Selector + SIZE_OF_SPD_SELECTOR (SpdSel)),\r | |
1164 | sizeof (UINTN)\r | |
1165 | );\r | |
1166 | \r | |
1167 | DuplicateSpdSelector (\r | |
1168 | (EFI_IPSEC_CONFIG_SELECTOR *) SpdEntry->Selector,\r | |
1169 | (EFI_IPSEC_CONFIG_SELECTOR *) SpdSel,\r | |
1170 | NULL\r | |
1171 | );\r | |
1172 | \r | |
1173 | CopyMem (\r | |
1174 | SpdEntry->Data->Name,\r | |
1175 | SpdData->Name,\r | |
1176 | sizeof (SpdData->Name)\r | |
1177 | );\r | |
96702f88 FS |
1178 | SpdEntry->Data->PackageFlag = SpdData->PackageFlag;\r |
1179 | SpdEntry->Data->TrafficDirection = SpdData->TrafficDirection;\r | |
1180 | SpdEntry->Data->Action = SpdData->Action;\r | |
f75a7f56 | 1181 | \r |
a3bcde70 HT |
1182 | //\r |
1183 | // Fix the address of ProcessingPolicy and copy it if need, which is continous\r | |
9166f840 | 1184 | // memory and close to the base structure of SAD data.\r |
a3bcde70 HT |
1185 | //\r |
1186 | if (SpdData->Action != EfiIPsecActionProtect) {\r | |
1187 | SpdEntry->Data->ProcessingPolicy = NULL;\r | |
1188 | } else {\r | |
1189 | SpdEntry->Data->ProcessingPolicy = (EFI_IPSEC_PROCESS_POLICY *) ALIGN_POINTER (\r | |
1190 | SpdEntry->Data + 1,\r | |
1191 | sizeof (UINTN)\r | |
1192 | );\r | |
1193 | IpSecDuplicateProcessPolicy (SpdEntry->Data->ProcessingPolicy, SpdData->ProcessingPolicy);\r | |
1194 | }\r | |
1195 | //\r | |
9166f840 | 1196 | // Update the sas list of the new SPD entry.\r |
a3bcde70 HT |
1197 | //\r |
1198 | InitializeListHead (&SpdEntry->Data->Sas);\r | |
1199 | \r | |
1200 | SadList = &mConfigData[IPsecConfigDataTypeSad];\r | |
1201 | \r | |
1202 | NET_LIST_FOR_EACH (Entry, SadList) {\r | |
1203 | SadEntry = IPSEC_SAD_ENTRY_FROM_LIST (Entry);\r | |
1204 | \r | |
4991eeff JW |
1205 | for (Index = 0; Index < SpdData->SaIdCount; Index++) {\r |
1206 | if (CompareSaId (\r | |
1207 | (EFI_IPSEC_CONFIG_SELECTOR *) &SpdData->SaId[Index],\r | |
1208 | (EFI_IPSEC_CONFIG_SELECTOR *) SadEntry->Id\r | |
1209 | )) {\r | |
1210 | //\r | |
1211 | // Check whether the found SadEntry is vaild.\r | |
1212 | //\r | |
1213 | if (IsSubSpdSelector (\r | |
1214 | (EFI_IPSEC_CONFIG_SELECTOR *) SadEntry->Data->SpdSelector,\r | |
1215 | (EFI_IPSEC_CONFIG_SELECTOR *) SpdEntry->Selector\r | |
1216 | )) {\r | |
1217 | if (SadEntry->Data->SpdEntry != NULL) {\r | |
1218 | RemoveEntryList (&SadEntry->BySpd);\r | |
1219 | }\r | |
1220 | InsertTailList (&SpdEntry->Data->Sas, &SadEntry->BySpd);\r | |
1221 | SadEntry->Data->SpdEntry = SpdEntry;\r | |
1222 | } else {\r | |
1223 | return EFI_INVALID_PARAMETER;\r | |
1224 | }\r | |
60cbd7fb | 1225 | }\r |
f75a7f56 | 1226 | }\r |
a3bcde70 | 1227 | }\r |
f75a7f56 | 1228 | \r |
a3bcde70 | 1229 | //\r |
9166f840 | 1230 | // Insert the new SPD entry.\r |
a3bcde70 HT |
1231 | //\r |
1232 | InsertTailList (EntryInsertBefore, &SpdEntry->List);\r | |
1233 | \r | |
1234 | return EFI_SUCCESS;\r | |
1235 | }\r | |
1236 | \r | |
1237 | /**\r | |
1238 | Set the security association information for the EFI IPsec driver.\r | |
1239 | \r | |
f75a7f56 | 1240 | The IPsec configuration data has a unique selector/identifier separately to\r |
a3bcde70 HT |
1241 | identify a data entry.\r |
1242 | \r | |
f75a7f56 LG |
1243 | @param[in] Selector Pointer to an entry selector on operated\r |
1244 | configuration data specified by DataType.\r | |
1245 | A NULL Selector causes the entire specified-type\r | |
a3bcde70 | 1246 | configuration information to be flushed.\r |
f75a7f56 | 1247 | @param[in] Data The data buffer to be set. The structure\r |
a3bcde70 | 1248 | of the data buffer should be EFI_IPSEC_SA_DATA.\r |
f75a7f56 LG |
1249 | @param[in] Context Pointer to one entry selector which describes\r |
1250 | the expected position the new data entry will\r | |
a3bcde70 HT |
1251 | be added. If Context is NULL,the new entry will\r |
1252 | be appended the end of database.\r | |
1253 | \r | |
1254 | @retval EFI_OUT_OF_RESOURCED The required system resource could not be allocated.\r | |
1255 | @retval EFI_SUCCESS The specified configuration data was obtained successfully.\r | |
1256 | \r | |
1257 | **/\r | |
1258 | EFI_STATUS\r | |
1259 | SetSadEntry (\r | |
1260 | IN EFI_IPSEC_CONFIG_SELECTOR *Selector,\r | |
1261 | IN VOID *Data,\r | |
1262 | IN VOID *Context OPTIONAL\r | |
1263 | )\r | |
1264 | {\r | |
1265 | IPSEC_SAD_ENTRY *SadEntry;\r | |
1266 | IPSEC_SPD_ENTRY *SpdEntry;\r | |
1267 | LIST_ENTRY *Entry;\r | |
1268 | LIST_ENTRY *NextEntry;\r | |
1269 | LIST_ENTRY *SadList;\r | |
1270 | LIST_ENTRY *SpdList;\r | |
1271 | EFI_IPSEC_SA_ID *SaId;\r | |
9166f840 | 1272 | EFI_IPSEC_SA_DATA2 *SaData;\r |
a3bcde70 HT |
1273 | EFI_IPSEC_SA_ID *InsertBefore;\r |
1274 | LIST_ENTRY *EntryInsertBefore;\r | |
1275 | UINTN SadEntrySize;\r | |
f75a7f56 | 1276 | \r |
a3bcde70 | 1277 | SaId = (Selector == NULL) ? NULL : &Selector->SaId;\r |
9166f840 | 1278 | SaData = (Data == NULL) ? NULL : (EFI_IPSEC_SA_DATA2 *) Data;\r |
a3bcde70 HT |
1279 | InsertBefore = (Context == NULL) ? NULL : &((EFI_IPSEC_CONFIG_SELECTOR *) Context)->SaId;\r |
1280 | SadList = &mConfigData[IPsecConfigDataTypeSad];\r | |
1281 | \r | |
1282 | //\r | |
1283 | // The default behavior is to insert the node ahead of the header.\r | |
1284 | //\r | |
1285 | EntryInsertBefore = SadList;\r | |
1286 | \r | |
1287 | //\r | |
9166f840 | 1288 | // Remove the existed SAD entry.\r |
a3bcde70 HT |
1289 | //\r |
1290 | NET_LIST_FOR_EACH_SAFE (Entry, NextEntry, SadList) {\r | |
1291 | \r | |
1292 | SadEntry = IPSEC_SAD_ENTRY_FROM_LIST (Entry);\r | |
1293 | \r | |
f75a7f56 | 1294 | if (SaId == NULL ||\r |
a3bcde70 HT |
1295 | CompareSaId (\r |
1296 | (EFI_IPSEC_CONFIG_SELECTOR *) SadEntry->Id,\r | |
1297 | (EFI_IPSEC_CONFIG_SELECTOR *) SaId\r | |
1298 | )) {\r | |
1299 | //\r | |
1300 | // Record the existed entry position to keep the original order.\r | |
1301 | //\r | |
1302 | EntryInsertBefore = SadEntry->List.ForwardLink;\r | |
1303 | \r | |
1304 | //\r | |
9166f840 | 1305 | // Update the related SAD.byspd field.\r |
a3bcde70 HT |
1306 | //\r |
1307 | if (SadEntry->Data->SpdEntry != NULL) {\r | |
1308 | RemoveEntryList (&SadEntry->BySpd);\r | |
1309 | }\r | |
1310 | \r | |
1311 | RemoveEntryList (&SadEntry->List);\r | |
1312 | FreePool (SadEntry);\r | |
1313 | }\r | |
1314 | }\r | |
1315 | //\r | |
9166f840 | 1316 | // Return success here if only want to remove the SAD entry\r |
a3bcde70 HT |
1317 | //\r |
1318 | if (SaData == NULL || SaId == NULL) {\r | |
1319 | return EFI_SUCCESS;\r | |
1320 | }\r | |
1321 | //\r | |
1322 | // Search the appointed entry position if InsertBefore is not NULL.\r | |
1323 | //\r | |
1324 | if (InsertBefore != NULL) {\r | |
1325 | \r | |
1326 | NET_LIST_FOR_EACH (Entry, SadList) {\r | |
1327 | SadEntry = IPSEC_SAD_ENTRY_FROM_LIST (Entry);\r | |
1328 | \r | |
1329 | if (CompareSaId (\r | |
1330 | (EFI_IPSEC_CONFIG_SELECTOR *) SadEntry->Id,\r | |
1331 | (EFI_IPSEC_CONFIG_SELECTOR *) InsertBefore\r | |
1332 | )) {\r | |
1333 | EntryInsertBefore = Entry;\r | |
1334 | break;\r | |
1335 | }\r | |
1336 | }\r | |
1337 | }\r | |
1338 | \r | |
1339 | //\r | |
1340 | // Do Padding for different Arch.\r | |
1341 | //\r | |
1342 | SadEntrySize = ALIGN_VARIABLE (sizeof (IPSEC_SAD_ENTRY));\r | |
9166f840 | 1343 | SadEntrySize = ALIGN_VARIABLE (SadEntrySize + sizeof (EFI_IPSEC_SA_ID));\r |
a3bcde70 | 1344 | SadEntrySize = ALIGN_VARIABLE (SadEntrySize + sizeof (IPSEC_SAD_DATA));\r |
f75a7f56 | 1345 | \r |
a3bcde70 HT |
1346 | if (SaId->Proto == EfiIPsecAH) {\r |
1347 | SadEntrySize += SaData->AlgoInfo.AhAlgoInfo.AuthKeyLength;\r | |
1348 | } else {\r | |
1349 | SadEntrySize = ALIGN_VARIABLE (SadEntrySize + SaData->AlgoInfo.EspAlgoInfo.AuthKeyLength);\r | |
9166f840 | 1350 | SadEntrySize += ALIGN_VARIABLE (SaData->AlgoInfo.EspAlgoInfo.EncKeyLength);\r |
a3bcde70 HT |
1351 | }\r |
1352 | \r | |
9166f840 | 1353 | if (SaData->SpdSelector != NULL) {\r |
ce5c3273 | 1354 | SadEntrySize += SadEntrySize + SIZE_OF_SPD_SELECTOR (SaData->SpdSelector);\r |
9166f840 | 1355 | }\r |
a3bcde70 HT |
1356 | SadEntry = AllocateZeroPool (SadEntrySize);\r |
1357 | \r | |
1358 | if (SadEntry == NULL) {\r | |
1359 | return EFI_OUT_OF_RESOURCES;\r | |
1360 | }\r | |
1361 | //\r | |
1362 | // Fix the address of Id and Data buffer and copy them, which is\r | |
9166f840 | 1363 | // continous memory and close to the base structure of SAD entry.\r |
a3bcde70 HT |
1364 | //\r |
1365 | SadEntry->Id = (EFI_IPSEC_SA_ID *) ALIGN_POINTER ((SadEntry + 1), sizeof (UINTN));\r | |
1366 | SadEntry->Data = (IPSEC_SAD_DATA *) ALIGN_POINTER ((SadEntry->Id + 1), sizeof (UINTN));\r | |
1367 | \r | |
1368 | CopyMem (SadEntry->Id, SaId, sizeof (EFI_IPSEC_SA_ID));\r | |
1369 | \r | |
1370 | SadEntry->Data->Mode = SaData->Mode;\r | |
1371 | SadEntry->Data->SequenceNumber = SaData->SNCount;\r | |
1372 | SadEntry->Data->AntiReplayWindowSize = SaData->AntiReplayWindows;\r | |
1373 | \r | |
1374 | ZeroMem (\r | |
1375 | &SadEntry->Data->AntiReplayBitmap,\r | |
1376 | sizeof (SadEntry->Data->AntiReplayBitmap)\r | |
1377 | );\r | |
1378 | \r | |
1379 | ZeroMem (\r | |
1380 | &SadEntry->Data->AlgoInfo,\r | |
1381 | sizeof (EFI_IPSEC_ALGO_INFO)\r | |
1382 | );\r | |
1383 | \r | |
1384 | SadEntry->Data->AlgoInfo.EspAlgoInfo.AuthAlgoId = SaData->AlgoInfo.EspAlgoInfo.AuthAlgoId;\r | |
1385 | SadEntry->Data->AlgoInfo.EspAlgoInfo.AuthKeyLength = SaData->AlgoInfo.EspAlgoInfo.AuthKeyLength;\r | |
1386 | \r | |
1387 | if (SadEntry->Data->AlgoInfo.EspAlgoInfo.AuthKeyLength != 0) {\r | |
1388 | SadEntry->Data->AlgoInfo.EspAlgoInfo.AuthKey = (VOID *) ALIGN_POINTER ((SadEntry->Data + 1), sizeof (UINTN));\r | |
1389 | CopyMem (\r | |
1390 | SadEntry->Data->AlgoInfo.EspAlgoInfo.AuthKey,\r | |
1391 | SaData->AlgoInfo.EspAlgoInfo.AuthKey,\r | |
1392 | SadEntry->Data->AlgoInfo.EspAlgoInfo.AuthKeyLength\r | |
1393 | );\r | |
1394 | }\r | |
1395 | \r | |
1396 | if (SaId->Proto == EfiIPsecESP) {\r | |
1397 | SadEntry->Data->AlgoInfo.EspAlgoInfo.EncAlgoId = SaData->AlgoInfo.EspAlgoInfo.EncAlgoId;\r | |
1398 | SadEntry->Data->AlgoInfo.EspAlgoInfo.EncKeyLength = SaData->AlgoInfo.EspAlgoInfo.EncKeyLength;\r | |
1399 | \r | |
1400 | if (SadEntry->Data->AlgoInfo.EspAlgoInfo.EncKeyLength != 0) {\r | |
1401 | SadEntry->Data->AlgoInfo.EspAlgoInfo.EncKey = (VOID *) ALIGN_POINTER (\r | |
f75a7f56 | 1402 | ((UINT8 *) (SadEntry->Data + 1) +\r |
a3bcde70 HT |
1403 | SadEntry->Data->AlgoInfo.EspAlgoInfo.AuthKeyLength),\r |
1404 | sizeof (UINTN)\r | |
1405 | );\r | |
1406 | CopyMem (\r | |
1407 | SadEntry->Data->AlgoInfo.EspAlgoInfo.EncKey,\r | |
1408 | SaData->AlgoInfo.EspAlgoInfo.EncKey,\r | |
1409 | SadEntry->Data->AlgoInfo.EspAlgoInfo.EncKeyLength\r | |
1410 | );\r | |
1411 | }\r | |
1412 | }\r | |
1413 | \r | |
1414 | CopyMem (\r | |
1415 | &SadEntry->Data->SaLifetime,\r | |
1416 | &SaData->SaLifetime,\r | |
1417 | sizeof (EFI_IPSEC_SA_LIFETIME)\r | |
1418 | );\r | |
1419 | \r | |
1420 | SadEntry->Data->PathMTU = SaData->PathMTU;\r | |
9166f840 | 1421 | SadEntry->Data->SpdSelector = NULL;\r |
a3bcde70 HT |
1422 | SadEntry->Data->ESNEnabled = FALSE;\r |
1423 | SadEntry->Data->ManualSet = SaData->ManualSet;\r | |
1424 | \r | |
1425 | //\r | |
9166f840 | 1426 | // Copy Tunnel Source/Destination Address\r |
1427 | //\r | |
1428 | if (SaData->Mode == EfiIPsecTunnel) {\r | |
1429 | CopyMem (\r | |
1430 | &SadEntry->Data->TunnelDestAddress,\r | |
1431 | &SaData->TunnelDestinationAddress,\r | |
1432 | sizeof (EFI_IP_ADDRESS)\r | |
1433 | );\r | |
1434 | CopyMem (\r | |
1435 | &SadEntry->Data->TunnelSourceAddress,\r | |
1436 | &SaData->TunnelSourceAddress,\r | |
1437 | sizeof (EFI_IP_ADDRESS)\r | |
1438 | );\r | |
1439 | }\r | |
1440 | //\r | |
1441 | // Update the spd.sas list of the spd entry specified by SAD selector\r | |
a3bcde70 HT |
1442 | //\r |
1443 | SpdList = &mConfigData[IPsecConfigDataTypeSpd];\r | |
1444 | \r | |
1445 | for (Entry = SpdList->ForwardLink; Entry != SpdList && SaData->SpdSelector != NULL; Entry = Entry->ForwardLink) {\r | |
1446 | \r | |
1447 | SpdEntry = IPSEC_SPD_ENTRY_FROM_LIST (Entry);\r | |
9166f840 | 1448 | if (IsSubSpdSelector (\r |
1449 | (EFI_IPSEC_CONFIG_SELECTOR *) SaData->SpdSelector,\r | |
1450 | (EFI_IPSEC_CONFIG_SELECTOR *) SpdEntry->Selector\r | |
a3bcde70 HT |
1451 | ) && SpdEntry->Data->Action == EfiIPsecActionProtect) {\r |
1452 | SadEntry->Data->SpdEntry = SpdEntry;\r | |
9166f840 | 1453 | SadEntry->Data->SpdSelector = (EFI_IPSEC_SPD_SELECTOR *)((UINT8 *)SadEntry +\r |
1454 | SadEntrySize -\r | |
ce5c3273 | 1455 | SIZE_OF_SPD_SELECTOR (SaData->SpdSelector)\r |
9166f840 | 1456 | );\r |
1457 | DuplicateSpdSelector (\r | |
1458 | (EFI_IPSEC_CONFIG_SELECTOR *) SadEntry->Data->SpdSelector,\r | |
1459 | (EFI_IPSEC_CONFIG_SELECTOR *) SaData->SpdSelector,\r | |
1460 | NULL\r | |
1461 | );\r | |
a3bcde70 HT |
1462 | InsertTailList (&SpdEntry->Data->Sas, &SadEntry->BySpd);\r |
1463 | }\r | |
1464 | }\r | |
1465 | //\r | |
9166f840 | 1466 | // Insert the new SAD entry.\r |
a3bcde70 HT |
1467 | //\r |
1468 | InsertTailList (EntryInsertBefore, &SadEntry->List);\r | |
1469 | \r | |
1470 | return EFI_SUCCESS;\r | |
1471 | }\r | |
1472 | \r | |
1473 | /**\r | |
1474 | Set the peer authorization configuration information for the EFI IPsec driver.\r | |
1475 | \r | |
f75a7f56 | 1476 | The IPsec configuration data has a unique selector/identifier separately to\r |
a3bcde70 HT |
1477 | identify a data entry.\r |
1478 | \r | |
f75a7f56 LG |
1479 | @param[in] Selector Pointer to an entry selector on operated\r |
1480 | configuration data specified by DataType.\r | |
1481 | A NULL Selector causes the entire specified-type\r | |
a3bcde70 | 1482 | configuration information to be flushed.\r |
f75a7f56 | 1483 | @param[in] Data The data buffer to be set. The structure\r |
a3bcde70 | 1484 | of the data buffer should be EFI_IPSEC_PAD_DATA.\r |
f75a7f56 LG |
1485 | @param[in] Context Pointer to one entry selector that describes\r |
1486 | the expected position the new data entry will\r | |
a3bcde70 HT |
1487 | be added. If Context is NULL, the new entry will\r |
1488 | be appended the end of database.\r | |
1489 | \r | |
1490 | @retval EFI_OUT_OF_RESOURCES The required system resources could not be allocated.\r | |
1491 | @retval EFI_SUCCESS The specified configuration data was obtained successfully.\r | |
1492 | \r | |
1493 | **/\r | |
1494 | EFI_STATUS\r | |
1495 | SetPadEntry (\r | |
1496 | IN EFI_IPSEC_CONFIG_SELECTOR *Selector,\r | |
1497 | IN VOID *Data,\r | |
1498 | IN VOID *Context OPTIONAL\r | |
1499 | )\r | |
1500 | {\r | |
1501 | IPSEC_PAD_ENTRY *PadEntry;\r | |
1502 | EFI_IPSEC_PAD_ID *PadId;\r | |
1503 | EFI_IPSEC_PAD_DATA *PadData;\r | |
1504 | LIST_ENTRY *PadList;\r | |
1505 | LIST_ENTRY *Entry;\r | |
1506 | LIST_ENTRY *NextEntry;\r | |
1507 | EFI_IPSEC_PAD_ID *InsertBefore;\r | |
1508 | LIST_ENTRY *EntryInsertBefore;\r | |
1509 | UINTN PadEntrySize;\r | |
f75a7f56 | 1510 | \r |
a3bcde70 HT |
1511 | PadId = (Selector == NULL) ? NULL : &Selector->PadId;\r |
1512 | PadData = (Data == NULL) ? NULL : (EFI_IPSEC_PAD_DATA *) Data;\r | |
1513 | InsertBefore = (Context == NULL) ? NULL : &((EFI_IPSEC_CONFIG_SELECTOR *) Context)->PadId;\r | |
1514 | PadList = &mConfigData[IPsecConfigDataTypePad];\r | |
1515 | \r | |
1516 | //\r | |
1517 | // The default behavior is to insert the node ahead of the header.\r | |
1518 | //\r | |
1519 | EntryInsertBefore = PadList;\r | |
1520 | \r | |
1521 | //\r | |
1522 | // Remove the existed pad entry.\r | |
1523 | //\r | |
1524 | NET_LIST_FOR_EACH_SAFE (Entry, NextEntry, PadList) {\r | |
1525 | \r | |
1526 | PadEntry = IPSEC_PAD_ENTRY_FROM_LIST (Entry);\r | |
1527 | \r | |
f75a7f56 | 1528 | if (PadId == NULL ||\r |
a3bcde70 HT |
1529 | ComparePadId ((EFI_IPSEC_CONFIG_SELECTOR *) PadEntry->Id, (EFI_IPSEC_CONFIG_SELECTOR *) PadId)\r |
1530 | ) {\r | |
1531 | //\r | |
1532 | // Record the existed entry position to keep the original order.\r | |
1533 | //\r | |
1534 | EntryInsertBefore = PadEntry->List.ForwardLink;\r | |
1535 | RemoveEntryList (&PadEntry->List);\r | |
1536 | \r | |
1537 | FreePool (PadEntry);\r | |
1538 | }\r | |
1539 | }\r | |
1540 | //\r | |
1541 | // Return success here if only want to remove the pad entry\r | |
1542 | //\r | |
1543 | if (PadData == NULL || PadId == NULL) {\r | |
1544 | return EFI_SUCCESS;\r | |
1545 | }\r | |
1546 | //\r | |
1547 | // Search the appointed entry position if InsertBefore is not NULL.\r | |
1548 | //\r | |
1549 | if (InsertBefore != NULL) {\r | |
1550 | \r | |
1551 | NET_LIST_FOR_EACH (Entry, PadList) {\r | |
1552 | PadEntry = IPSEC_PAD_ENTRY_FROM_LIST (Entry);\r | |
1553 | \r | |
1554 | if (ComparePadId (\r | |
1555 | (EFI_IPSEC_CONFIG_SELECTOR *) PadEntry->Id,\r | |
1556 | (EFI_IPSEC_CONFIG_SELECTOR *) InsertBefore\r | |
1557 | )) {\r | |
1558 | EntryInsertBefore = Entry;\r | |
1559 | break;\r | |
1560 | }\r | |
1561 | }\r | |
1562 | }\r | |
1563 | \r | |
1564 | //\r | |
1565 | // Do PADDING for different arch.\r | |
1566 | //\r | |
1567 | PadEntrySize = ALIGN_VARIABLE (sizeof (IPSEC_PAD_ENTRY));\r | |
1568 | PadEntrySize = ALIGN_VARIABLE (PadEntrySize + sizeof (EFI_IPSEC_PAD_ID));\r | |
1569 | PadEntrySize = ALIGN_VARIABLE (PadEntrySize + sizeof (EFI_IPSEC_PAD_DATA));\r | |
1570 | PadEntrySize = ALIGN_VARIABLE (PadEntrySize + (PadData->AuthData != NULL ? PadData->AuthDataSize : 0));\r | |
1571 | PadEntrySize += PadData->RevocationData != NULL ? PadData->RevocationDataSize : 0;\r | |
1572 | \r | |
1573 | PadEntry = AllocateZeroPool (PadEntrySize);\r | |
1574 | \r | |
1575 | if (PadEntry == NULL) {\r | |
1576 | return EFI_OUT_OF_RESOURCES;\r | |
1577 | }\r | |
1578 | //\r | |
1579 | // Fix the address of Id and Data buffer and copy them, which is\r | |
1580 | // continous memory and close to the base structure of pad entry.\r | |
1581 | //\r | |
1582 | PadEntry->Id = (EFI_IPSEC_PAD_ID *) ALIGN_POINTER ((PadEntry + 1), sizeof (UINTN));\r | |
1583 | PadEntry->Data = (EFI_IPSEC_PAD_DATA *) ALIGN_POINTER ((PadEntry->Id + 1), sizeof (UINTN));\r | |
1584 | \r | |
1585 | CopyMem (PadEntry->Id, PadId, sizeof (EFI_IPSEC_PAD_ID));\r | |
1586 | \r | |
1587 | PadEntry->Data->AuthProtocol = PadData->AuthProtocol;\r | |
1588 | PadEntry->Data->AuthMethod = PadData->AuthMethod;\r | |
1589 | PadEntry->Data->IkeIdFlag = PadData->IkeIdFlag;\r | |
1590 | \r | |
1591 | if (PadData->AuthData != NULL) {\r | |
1592 | PadEntry->Data->AuthDataSize = PadData->AuthDataSize;\r | |
1593 | PadEntry->Data->AuthData = (VOID *) ALIGN_POINTER (PadEntry->Data + 1, sizeof (UINTN));\r | |
1594 | CopyMem (\r | |
1595 | PadEntry->Data->AuthData,\r | |
1596 | PadData->AuthData,\r | |
1597 | PadData->AuthDataSize\r | |
1598 | );\r | |
1599 | } else {\r | |
1600 | PadEntry->Data->AuthDataSize = 0;\r | |
1601 | PadEntry->Data->AuthData = NULL;\r | |
1602 | }\r | |
1603 | \r | |
1604 | if (PadData->RevocationData != NULL) {\r | |
1605 | PadEntry->Data->RevocationDataSize = PadData->RevocationDataSize;\r | |
1606 | PadEntry->Data->RevocationData = (VOID *) ALIGN_POINTER (\r | |
1607 | ((UINT8 *) (PadEntry->Data + 1) + PadData->AuthDataSize),\r | |
1608 | sizeof (UINTN)\r | |
1609 | );\r | |
1610 | CopyMem (\r | |
1611 | PadEntry->Data->RevocationData,\r | |
1612 | PadData->RevocationData,\r | |
1613 | PadData->RevocationDataSize\r | |
1614 | );\r | |
1615 | } else {\r | |
1616 | PadEntry->Data->RevocationDataSize = 0;\r | |
1617 | PadEntry->Data->RevocationData = NULL;\r | |
1618 | }\r | |
1619 | //\r | |
1620 | // Insert the new pad entry.\r | |
1621 | //\r | |
1622 | InsertTailList (EntryInsertBefore, &PadEntry->List);\r | |
1623 | \r | |
1624 | return EFI_SUCCESS;\r | |
1625 | }\r | |
1626 | \r | |
1627 | /**\r | |
f75a7f56 | 1628 | This function lookup the data entry from IPsec SPD. Return the configuration\r |
a3bcde70 HT |
1629 | value of the specified SPD Entry.\r |
1630 | \r | |
f75a7f56 | 1631 | @param[in] Selector Pointer to an entry selector which is an identifier\r |
a3bcde70 HT |
1632 | of the SPD entry.\r |
1633 | @param[in, out] DataSize On output the size of data returned in Data.\r | |
f75a7f56 LG |
1634 | @param[out] Data The buffer to return the contents of the IPsec\r |
1635 | configuration data. The type of the data buffer\r | |
1636 | is associated with the DataType.\r | |
1637 | \r | |
a3bcde70 HT |
1638 | @retval EFI_SUCCESS The specified configuration data was obtained successfully.\r |
1639 | @retval EFI_INVALID_PARAMETER Data is NULL and *DataSize is not zero.\r | |
1640 | @retval EFI_NOT_FOUND The configuration data specified by Selector is not found.\r | |
1641 | @retval EFI_BUFFER_TOO_SMALL The DataSize is too small for the result. DataSize has been\r | |
1642 | updated with the size needed to complete the request.\r | |
1643 | \r | |
1644 | **/\r | |
1645 | EFI_STATUS\r | |
1646 | GetSpdEntry (\r | |
1647 | IN EFI_IPSEC_CONFIG_SELECTOR *Selector,\r | |
1648 | IN OUT UINTN *DataSize,\r | |
1649 | OUT VOID *Data\r | |
1650 | )\r | |
1651 | {\r | |
1652 | IPSEC_SPD_ENTRY *SpdEntry;\r | |
1653 | IPSEC_SAD_ENTRY *SadEntry;\r | |
1654 | EFI_IPSEC_SPD_SELECTOR *SpdSel;\r | |
1655 | EFI_IPSEC_SPD_DATA *SpdData;\r | |
1656 | LIST_ENTRY *SpdList;\r | |
1657 | LIST_ENTRY *SpdSas;\r | |
1658 | LIST_ENTRY *Entry;\r | |
1659 | UINTN RequiredSize;\r | |
1660 | \r | |
1661 | SpdSel = &Selector->SpdSelector;\r | |
1662 | SpdData = (EFI_IPSEC_SPD_DATA *) Data;\r | |
1663 | SpdList = &mConfigData[IPsecConfigDataTypeSpd];\r | |
1664 | \r | |
1665 | NET_LIST_FOR_EACH (Entry, SpdList) {\r | |
1666 | SpdEntry = IPSEC_SPD_ENTRY_FROM_LIST (Entry);\r | |
1667 | \r | |
1668 | //\r | |
9166f840 | 1669 | // Find the required SPD entry\r |
a3bcde70 HT |
1670 | //\r |
1671 | if (CompareSpdSelector (\r | |
1672 | (EFI_IPSEC_CONFIG_SELECTOR *) SpdSel,\r | |
1673 | (EFI_IPSEC_CONFIG_SELECTOR *) SpdEntry->Selector\r | |
1674 | )) {\r | |
1675 | \r | |
1676 | RequiredSize = IpSecGetSizeOfSpdData (SpdEntry->Data);\r | |
1677 | if (*DataSize < RequiredSize) {\r | |
1678 | *DataSize = RequiredSize;\r | |
1679 | return EFI_BUFFER_TOO_SMALL;\r | |
1680 | }\r | |
1681 | \r | |
1682 | if (SpdData == NULL) {\r | |
1683 | return EFI_INVALID_PARAMETER;\r | |
1684 | }\r | |
1685 | \r | |
1686 | *DataSize = RequiredSize;\r | |
1687 | \r | |
1688 | //\r | |
9166f840 | 1689 | // Extract and fill all SaId array from the SPD.sas list\r |
a3bcde70 HT |
1690 | //\r |
1691 | SpdSas = &SpdEntry->Data->Sas;\r | |
1692 | SpdData->SaIdCount = 0;\r | |
1693 | \r | |
1694 | NET_LIST_FOR_EACH (Entry, SpdSas) {\r | |
1695 | SadEntry = IPSEC_SAD_ENTRY_FROM_SPD (Entry);\r | |
1696 | CopyMem (\r | |
1697 | &SpdData->SaId[SpdData->SaIdCount++],\r | |
1698 | SadEntry->Id,\r | |
1699 | sizeof (EFI_IPSEC_SA_ID)\r | |
1700 | );\r | |
1701 | }\r | |
1702 | //\r | |
9166f840 | 1703 | // Fill the other fields in SPD data.\r |
a3bcde70 HT |
1704 | //\r |
1705 | CopyMem (SpdData->Name, SpdEntry->Data->Name, sizeof (SpdData->Name));\r | |
1706 | \r | |
96702f88 FS |
1707 | SpdData->PackageFlag = SpdEntry->Data->PackageFlag;\r |
1708 | SpdData->TrafficDirection = SpdEntry->Data->TrafficDirection;\r | |
1709 | SpdData->Action = SpdEntry->Data->Action;\r | |
f75a7f56 | 1710 | \r |
a3bcde70 HT |
1711 | if (SpdData->Action != EfiIPsecActionProtect) {\r |
1712 | SpdData->ProcessingPolicy = NULL;\r | |
1713 | } else {\r | |
1714 | SpdData->ProcessingPolicy = (EFI_IPSEC_PROCESS_POLICY *) ((UINT8 *) SpdData + sizeof (EFI_IPSEC_SPD_DATA) + (SpdData->SaIdCount - 1) * sizeof (EFI_IPSEC_SA_ID));\r | |
1715 | \r | |
1716 | IpSecDuplicateProcessPolicy (\r | |
1717 | SpdData->ProcessingPolicy,\r | |
1718 | SpdEntry->Data->ProcessingPolicy\r | |
1719 | );\r | |
1720 | }\r | |
1721 | \r | |
1722 | return EFI_SUCCESS;\r | |
1723 | }\r | |
1724 | }\r | |
1725 | \r | |
1726 | return EFI_NOT_FOUND;\r | |
1727 | }\r | |
1728 | \r | |
1729 | /**\r | |
f75a7f56 | 1730 | This function lookup the data entry from IPsec SAD. Return the configuration\r |
a3bcde70 HT |
1731 | value of the specified SAD Entry.\r |
1732 | \r | |
f75a7f56 | 1733 | @param[in] Selector Pointer to an entry selector which is an identifier\r |
a3bcde70 HT |
1734 | of the SAD entry.\r |
1735 | @param[in, out] DataSize On output, the size of data returned in Data.\r | |
f75a7f56 LG |
1736 | @param[out] Data The buffer to return the contents of the IPsec\r |
1737 | configuration data. The type of the data buffer\r | |
1738 | is associated with the DataType.\r | |
1739 | \r | |
a3bcde70 HT |
1740 | @retval EFI_SUCCESS The specified configuration data was obtained successfully.\r |
1741 | @retval EFI_NOT_FOUND The configuration data specified by Selector is not found.\r | |
1742 | @retval EFI_BUFFER_TOO_SMALL The DataSize is too small for the result. DataSize has been\r | |
1743 | updated with the size needed to complete the request.\r | |
1744 | \r | |
1745 | **/\r | |
1746 | EFI_STATUS\r | |
1747 | GetSadEntry (\r | |
1748 | IN EFI_IPSEC_CONFIG_SELECTOR *Selector,\r | |
1749 | IN OUT UINTN *DataSize,\r | |
1750 | OUT VOID *Data\r | |
1751 | )\r | |
1752 | {\r | |
1753 | IPSEC_SAD_ENTRY *SadEntry;\r | |
1754 | LIST_ENTRY *Entry;\r | |
1755 | LIST_ENTRY *SadList;\r | |
1756 | EFI_IPSEC_SA_ID *SaId;\r | |
9166f840 | 1757 | EFI_IPSEC_SA_DATA2 *SaData;\r |
a3bcde70 HT |
1758 | UINTN RequiredSize;\r |
1759 | \r | |
1760 | SaId = &Selector->SaId;\r | |
9166f840 | 1761 | SaData = (EFI_IPSEC_SA_DATA2 *) Data;\r |
a3bcde70 HT |
1762 | SadList = &mConfigData[IPsecConfigDataTypeSad];\r |
1763 | \r | |
1764 | NET_LIST_FOR_EACH (Entry, SadList) {\r | |
1765 | SadEntry = IPSEC_SAD_ENTRY_FROM_LIST (Entry);\r | |
1766 | \r | |
1767 | //\r | |
9166f840 | 1768 | // Find the required SAD entry.\r |
a3bcde70 HT |
1769 | //\r |
1770 | if (CompareSaId (\r | |
1771 | (EFI_IPSEC_CONFIG_SELECTOR *) SaId,\r | |
1772 | (EFI_IPSEC_CONFIG_SELECTOR *) SadEntry->Id\r | |
1773 | )) {\r | |
1774 | //\r | |
9166f840 | 1775 | // Calculate the required size of the SAD entry.\r |
a3bcde70 HT |
1776 | // Data Layout is follows:\r |
1777 | // |EFI_IPSEC_SA_DATA\r | |
1778 | // |AuthKey\r | |
1779 | // |EncryptKey (Optional)\r | |
f75a7f56 LG |
1780 | // |SpdSelector (Optional)\r |
1781 | //\r | |
9166f840 | 1782 | RequiredSize = ALIGN_VARIABLE (sizeof (EFI_IPSEC_SA_DATA2));\r |
a3bcde70 HT |
1783 | \r |
1784 | if (SaId->Proto == EfiIPsecAH) {\r | |
1785 | RequiredSize = ALIGN_VARIABLE (RequiredSize + SadEntry->Data->AlgoInfo.AhAlgoInfo.AuthKeyLength);\r | |
1786 | } else {\r | |
1787 | RequiredSize = ALIGN_VARIABLE (RequiredSize + SadEntry->Data->AlgoInfo.EspAlgoInfo.AuthKeyLength);\r | |
1788 | RequiredSize = ALIGN_VARIABLE (RequiredSize + SadEntry->Data->AlgoInfo.EspAlgoInfo.EncKeyLength);\r | |
1789 | }\r | |
1790 | \r | |
9166f840 | 1791 | if (SadEntry->Data->SpdSelector != NULL) {\r |
1792 | RequiredSize += SIZE_OF_SPD_SELECTOR (SadEntry->Data->SpdSelector);\r | |
a3bcde70 | 1793 | }\r |
f75a7f56 | 1794 | \r |
a3bcde70 HT |
1795 | if (*DataSize < RequiredSize) {\r |
1796 | *DataSize = RequiredSize;\r | |
1797 | return EFI_BUFFER_TOO_SMALL;\r | |
1798 | }\r | |
f75a7f56 | 1799 | \r |
a3bcde70 | 1800 | //\r |
9166f840 | 1801 | // Fill the data fields of SAD entry.\r |
a3bcde70 HT |
1802 | //\r |
1803 | *DataSize = RequiredSize;\r | |
1804 | SaData->Mode = SadEntry->Data->Mode;\r | |
1805 | SaData->SNCount = SadEntry->Data->SequenceNumber;\r | |
1806 | SaData->AntiReplayWindows = SadEntry->Data->AntiReplayWindowSize;\r | |
1807 | \r | |
1808 | CopyMem (\r | |
1809 | &SaData->SaLifetime,\r | |
1810 | &SadEntry->Data->SaLifetime,\r | |
1811 | sizeof (EFI_IPSEC_SA_LIFETIME)\r | |
1812 | );\r | |
1813 | \r | |
1814 | ZeroMem (\r | |
1815 | &SaData->AlgoInfo,\r | |
1816 | sizeof (EFI_IPSEC_ALGO_INFO)\r | |
1817 | );\r | |
1818 | \r | |
1819 | if (SaId->Proto == EfiIPsecAH) {\r | |
1820 | //\r | |
1821 | // Copy AH alogrithm INFO to SaData\r | |
1822 | //\r | |
1823 | SaData->AlgoInfo.AhAlgoInfo.AuthAlgoId = SadEntry->Data->AlgoInfo.AhAlgoInfo.AuthAlgoId;\r | |
1824 | SaData->AlgoInfo.AhAlgoInfo.AuthKeyLength = SadEntry->Data->AlgoInfo.AhAlgoInfo.AuthKeyLength;\r | |
1825 | if (SaData->AlgoInfo.AhAlgoInfo.AuthKeyLength != 0) {\r | |
1826 | SaData->AlgoInfo.AhAlgoInfo.AuthKey = (VOID *) ALIGN_POINTER ((SaData + 1), sizeof (UINTN));\r | |
1827 | CopyMem (\r | |
1828 | SaData->AlgoInfo.AhAlgoInfo.AuthKey,\r | |
1829 | SadEntry->Data->AlgoInfo.AhAlgoInfo.AuthKey,\r | |
1830 | SaData->AlgoInfo.AhAlgoInfo.AuthKeyLength\r | |
1831 | );\r | |
1832 | }\r | |
1833 | } else if (SaId->Proto == EfiIPsecESP) {\r | |
1834 | //\r | |
1835 | // Copy ESP alogrithem INFO to SaData\r | |
1836 | //\r | |
1837 | SaData->AlgoInfo.EspAlgoInfo.AuthAlgoId = SadEntry->Data->AlgoInfo.EspAlgoInfo.AuthAlgoId;\r | |
1838 | SaData->AlgoInfo.EspAlgoInfo.AuthKeyLength = SadEntry->Data->AlgoInfo.EspAlgoInfo.AuthKeyLength;\r | |
1839 | if (SaData->AlgoInfo.EspAlgoInfo.AuthKeyLength != 0) {\r | |
1840 | SaData->AlgoInfo.EspAlgoInfo.AuthKey = (VOID *) ALIGN_POINTER ((SaData + 1), sizeof (UINTN));\r | |
1841 | CopyMem (\r | |
1842 | SaData->AlgoInfo.EspAlgoInfo.AuthKey,\r | |
1843 | SadEntry->Data->AlgoInfo.EspAlgoInfo.AuthKey,\r | |
1844 | SaData->AlgoInfo.EspAlgoInfo.AuthKeyLength\r | |
1845 | );\r | |
1846 | }\r | |
1847 | \r | |
1848 | SaData->AlgoInfo.EspAlgoInfo.EncAlgoId = SadEntry->Data->AlgoInfo.EspAlgoInfo.EncAlgoId;\r | |
1849 | SaData->AlgoInfo.EspAlgoInfo.EncKeyLength = SadEntry->Data->AlgoInfo.EspAlgoInfo.EncKeyLength;\r | |
1850 | \r | |
1851 | if (SaData->AlgoInfo.EspAlgoInfo.EncKeyLength != 0) {\r | |
1852 | SaData->AlgoInfo.EspAlgoInfo.EncKey = (VOID *) ALIGN_POINTER (\r | |
1853 | ((UINT8 *) (SaData + 1) +\r | |
1854 | SaData->AlgoInfo.EspAlgoInfo.AuthKeyLength),\r | |
1855 | sizeof (UINTN)\r | |
1856 | );\r | |
1857 | CopyMem (\r | |
1858 | SaData->AlgoInfo.EspAlgoInfo.EncKey,\r | |
1859 | SadEntry->Data->AlgoInfo.EspAlgoInfo.EncKey,\r | |
1860 | SaData->AlgoInfo.EspAlgoInfo.EncKeyLength\r | |
1861 | );\r | |
1862 | }\r | |
1863 | }\r | |
1864 | \r | |
1865 | SaData->PathMTU = SadEntry->Data->PathMTU;\r | |
1866 | \r | |
1867 | //\r | |
9166f840 | 1868 | // Fill Tunnel Address if it is Tunnel Mode\r |
a3bcde70 | 1869 | //\r |
9166f840 | 1870 | if (SadEntry->Data->Mode == EfiIPsecTunnel) {\r |
1871 | CopyMem (\r | |
1872 | &SaData->TunnelDestinationAddress,\r | |
1873 | &SadEntry->Data->TunnelDestAddress,\r | |
1874 | sizeof (EFI_IP_ADDRESS)\r | |
1875 | );\r | |
1876 | CopyMem (\r | |
1877 | &SaData->TunnelSourceAddress,\r | |
1878 | &SadEntry->Data->TunnelSourceAddress,\r | |
1879 | sizeof (EFI_IP_ADDRESS)\r | |
1880 | );\r | |
1881 | }\r | |
1882 | //\r | |
1883 | // Fill the spd selector field of SAD data\r | |
1884 | //\r | |
1885 | if (SadEntry->Data->SpdSelector != NULL) {\r | |
a3bcde70 HT |
1886 | \r |
1887 | SaData->SpdSelector = (EFI_IPSEC_SPD_SELECTOR *) (\r | |
1888 | (UINT8 *)SaData +\r | |
1889 | RequiredSize -\r | |
9166f840 | 1890 | SIZE_OF_SPD_SELECTOR (SadEntry->Data->SpdSelector)\r |
a3bcde70 | 1891 | );\r |
f75a7f56 | 1892 | \r |
a3bcde70 HT |
1893 | DuplicateSpdSelector (\r |
1894 | (EFI_IPSEC_CONFIG_SELECTOR *) SaData->SpdSelector,\r | |
9166f840 | 1895 | (EFI_IPSEC_CONFIG_SELECTOR *) SadEntry->Data->SpdSelector,\r |
a3bcde70 HT |
1896 | NULL\r |
1897 | );\r | |
1898 | \r | |
1899 | } else {\r | |
1900 | \r | |
1901 | SaData->SpdSelector = NULL;\r | |
1902 | }\r | |
1903 | \r | |
1904 | SaData->ManualSet = SadEntry->Data->ManualSet;\r | |
1905 | \r | |
1906 | return EFI_SUCCESS;\r | |
1907 | }\r | |
1908 | }\r | |
1909 | \r | |
1910 | return EFI_NOT_FOUND;\r | |
1911 | }\r | |
1912 | \r | |
1913 | /**\r | |
f75a7f56 | 1914 | This function lookup the data entry from IPsec PAD. Return the configuration\r |
a3bcde70 HT |
1915 | value of the specified PAD Entry.\r |
1916 | \r | |
f75a7f56 | 1917 | @param[in] Selector Pointer to an entry selector which is an identifier\r |
a3bcde70 HT |
1918 | of the PAD entry.\r |
1919 | @param[in, out] DataSize On output the size of data returned in Data.\r | |
f75a7f56 LG |
1920 | @param[out] Data The buffer to return the contents of the IPsec\r |
1921 | configuration data. The type of the data buffer\r | |
1922 | is associated with the DataType.\r | |
1923 | \r | |
a3bcde70 HT |
1924 | @retval EFI_SUCCESS The specified configuration data was obtained successfully.\r |
1925 | @retval EFI_NOT_FOUND The configuration data specified by Selector is not found.\r | |
1926 | @retval EFI_BUFFER_TOO_SMALL The DataSize is too small for the result. DataSize has been\r | |
1927 | updated with the size needed to complete the request.\r | |
1928 | \r | |
1929 | **/\r | |
1930 | EFI_STATUS\r | |
1931 | GetPadEntry (\r | |
1932 | IN EFI_IPSEC_CONFIG_SELECTOR *Selector,\r | |
1933 | IN OUT UINTN *DataSize,\r | |
1934 | OUT VOID *Data\r | |
1935 | )\r | |
1936 | {\r | |
1937 | IPSEC_PAD_ENTRY *PadEntry;\r | |
1938 | LIST_ENTRY *PadList;\r | |
1939 | LIST_ENTRY *Entry;\r | |
1940 | EFI_IPSEC_PAD_ID *PadId;\r | |
1941 | EFI_IPSEC_PAD_DATA *PadData;\r | |
1942 | UINTN RequiredSize;\r | |
1943 | \r | |
1944 | PadId = &Selector->PadId;\r | |
1945 | PadData = (EFI_IPSEC_PAD_DATA *) Data;\r | |
1946 | PadList = &mConfigData[IPsecConfigDataTypePad];\r | |
1947 | \r | |
1948 | NET_LIST_FOR_EACH (Entry, PadList) {\r | |
1949 | PadEntry = IPSEC_PAD_ENTRY_FROM_LIST (Entry);\r | |
1950 | \r | |
1951 | //\r | |
1952 | // Find the required pad entry.\r | |
1953 | //\r | |
1954 | if (ComparePadId (\r | |
1955 | (EFI_IPSEC_CONFIG_SELECTOR *) PadId,\r | |
1956 | (EFI_IPSEC_CONFIG_SELECTOR *) PadEntry->Id\r | |
1957 | )) {\r | |
1958 | //\r | |
1959 | // Calculate the required size of the pad entry.\r | |
1960 | //\r | |
1961 | RequiredSize = ALIGN_VARIABLE (sizeof (EFI_IPSEC_PAD_DATA));\r | |
1962 | RequiredSize = ALIGN_VARIABLE (RequiredSize + PadEntry->Data->AuthDataSize);\r | |
1963 | RequiredSize += PadEntry->Data->RevocationDataSize;\r | |
1964 | \r | |
1965 | if (*DataSize < RequiredSize) {\r | |
1966 | *DataSize = RequiredSize;\r | |
1967 | return EFI_BUFFER_TOO_SMALL;\r | |
1968 | }\r | |
1969 | //\r | |
1970 | // Fill the data fields of pad entry\r | |
1971 | //\r | |
1972 | *DataSize = RequiredSize;\r | |
1973 | PadData->AuthProtocol = PadEntry->Data->AuthProtocol;\r | |
1974 | PadData->AuthMethod = PadEntry->Data->AuthMethod;\r | |
1975 | PadData->IkeIdFlag = PadEntry->Data->IkeIdFlag;\r | |
1976 | \r | |
1977 | //\r | |
1978 | // Copy Authentication data.\r | |
1979 | //\r | |
1980 | if (PadEntry->Data->AuthData != NULL) {\r | |
1981 | \r | |
1982 | PadData->AuthDataSize = PadEntry->Data->AuthDataSize;\r | |
1983 | PadData->AuthData = (VOID *) ALIGN_POINTER ((PadData + 1), sizeof (UINTN));\r | |
1984 | CopyMem (\r | |
1985 | PadData->AuthData,\r | |
1986 | PadEntry->Data->AuthData,\r | |
1987 | PadData->AuthDataSize\r | |
1988 | );\r | |
1989 | } else {\r | |
1990 | \r | |
1991 | PadData->AuthDataSize = 0;\r | |
1992 | PadData->AuthData = NULL;\r | |
1993 | }\r | |
1994 | //\r | |
1995 | // Copy Revocation Data.\r | |
1996 | //\r | |
1997 | if (PadEntry->Data->RevocationData != NULL) {\r | |
1998 | \r | |
1999 | PadData->RevocationDataSize = PadEntry->Data->RevocationDataSize;\r | |
2000 | PadData->RevocationData = (VOID *) ALIGN_POINTER (\r | |
2001 | ((UINT8 *) (PadData + 1) + PadData->AuthDataSize),\r | |
2002 | sizeof (UINTN)\r | |
2003 | );\r | |
2004 | CopyMem (\r | |
2005 | PadData->RevocationData,\r | |
2006 | PadEntry->Data->RevocationData,\r | |
2007 | PadData->RevocationDataSize\r | |
2008 | );\r | |
2009 | } else {\r | |
2010 | \r | |
2011 | PadData->RevocationDataSize = 0;\r | |
2012 | PadData->RevocationData = NULL;\r | |
2013 | }\r | |
2014 | \r | |
2015 | return EFI_SUCCESS;\r | |
2016 | }\r | |
2017 | }\r | |
2018 | \r | |
2019 | return EFI_NOT_FOUND;\r | |
2020 | }\r | |
2021 | \r | |
2022 | /**\r | |
2023 | Copy Source Process Policy to the Destination Process Policy.\r | |
2024 | \r | |
2025 | @param[in] Dst Pointer to the Source Process Policy.\r | |
2026 | @param[in] Src Pointer to the Destination Process Policy.\r | |
2027 | \r | |
2028 | **/\r | |
2029 | VOID\r | |
2030 | IpSecDuplicateProcessPolicy (\r | |
2031 | IN EFI_IPSEC_PROCESS_POLICY *Dst,\r | |
2032 | IN EFI_IPSEC_PROCESS_POLICY *Src\r | |
2033 | )\r | |
2034 | {\r | |
2035 | //\r | |
2036 | // Firstly copy the structure content itself.\r | |
2037 | //\r | |
2038 | CopyMem (Dst, Src, sizeof (EFI_IPSEC_PROCESS_POLICY));\r | |
2039 | \r | |
2040 | //\r | |
2041 | // Recursively copy the tunnel option if needed.\r | |
2042 | //\r | |
2043 | if (Dst->Mode != EfiIPsecTunnel) {\r | |
2044 | ASSERT (Dst->TunnelOption == NULL);\r | |
2045 | } else {\r | |
2046 | Dst->TunnelOption = (EFI_IPSEC_TUNNEL_OPTION *) ALIGN_POINTER ((Dst + 1), sizeof (UINTN));\r | |
2047 | CopyMem (\r | |
2048 | Dst->TunnelOption,\r | |
2049 | Src->TunnelOption,\r | |
2050 | sizeof (EFI_IPSEC_TUNNEL_OPTION)\r | |
2051 | );\r | |
2052 | }\r | |
2053 | }\r | |
2054 | \r | |
2055 | /**\r | |
2056 | Calculate the a whole size of EFI_IPSEC_SPD_DATA, which includes the buffer size pointed\r | |
2057 | to by the pointer members.\r | |
2058 | \r | |
2059 | @param[in] SpdData Pointer to a specified EFI_IPSEC_SPD_DATA.\r | |
2060 | \r | |
2061 | @return the whole size the specified EFI_IPSEC_SPD_DATA.\r | |
2062 | \r | |
2063 | **/\r | |
2064 | UINTN\r | |
2065 | IpSecGetSizeOfEfiSpdData (\r | |
2066 | IN EFI_IPSEC_SPD_DATA *SpdData\r | |
2067 | )\r | |
2068 | {\r | |
2069 | UINTN Size;\r | |
2070 | \r | |
2071 | Size = ALIGN_VARIABLE (sizeof (IPSEC_SPD_DATA));\r | |
2072 | \r | |
2073 | if (SpdData->Action == EfiIPsecActionProtect) {\r | |
2074 | Size = ALIGN_VARIABLE (Size + sizeof (EFI_IPSEC_PROCESS_POLICY));\r | |
2075 | \r | |
2076 | if (SpdData->ProcessingPolicy->Mode == EfiIPsecTunnel) {\r | |
2077 | Size = ALIGN_VARIABLE (Size + sizeof (EFI_IPSEC_TUNNEL_OPTION));\r | |
2078 | }\r | |
2079 | }\r | |
2080 | \r | |
2081 | return Size;\r | |
2082 | }\r | |
2083 | \r | |
2084 | /**\r | |
2085 | Calculate the a whole size of IPSEC_SPD_DATA which includes the buffer size pointed\r | |
f75a7f56 | 2086 | to by the pointer members and the buffer size used by the Sa List.\r |
a3bcde70 HT |
2087 | \r |
2088 | @param[in] SpdData Pointer to the specified IPSEC_SPD_DATA.\r | |
2089 | \r | |
2090 | @return the whole size of IPSEC_SPD_DATA.\r | |
2091 | \r | |
2092 | **/\r | |
2093 | UINTN\r | |
2094 | IpSecGetSizeOfSpdData (\r | |
2095 | IN IPSEC_SPD_DATA *SpdData\r | |
2096 | )\r | |
2097 | {\r | |
2098 | UINTN Size;\r | |
2099 | LIST_ENTRY *Link;\r | |
2100 | \r | |
2101 | Size = sizeof (EFI_IPSEC_SPD_DATA) - sizeof (EFI_IPSEC_SA_ID);\r | |
2102 | \r | |
2103 | if (SpdData->Action == EfiIPsecActionProtect) {\r | |
2104 | Size += sizeof (EFI_IPSEC_PROCESS_POLICY);\r | |
2105 | \r | |
2106 | if (SpdData->ProcessingPolicy->Mode == EfiIPsecTunnel) {\r | |
2107 | Size += sizeof (EFI_IPSEC_TUNNEL_OPTION);\r | |
2108 | }\r | |
2109 | }\r | |
2110 | \r | |
2111 | NET_LIST_FOR_EACH (Link, &SpdData->Sas) {\r | |
2112 | Size += sizeof (EFI_IPSEC_SA_ID);\r | |
2113 | }\r | |
2114 | \r | |
2115 | return Size;\r | |
2116 | }\r | |
2117 | \r | |
2118 | /**\r | |
2119 | Get the IPsec Variable.\r | |
2120 | \r | |
2121 | Get the all variables which start with the string contained in VaraiableName.\r | |
f75a7f56 LG |
2122 | Since all IPsec related variable store in continual space, those kinds of\r |
2123 | variable can be searched by the EfiGetNextVariableName. Those variables also are\r | |
a3bcde70 | 2124 | returned in a continual buffer.\r |
f75a7f56 | 2125 | \r |
a3bcde70 HT |
2126 | @param[in] VariableName Pointer to a specified Variable Name.\r |
2127 | @param[in] VendorGuid Pointer to a specified Vendor Guid.\r | |
f75a7f56 LG |
2128 | @param[in] Attributes Point to memory location to return the attributes\r |
2129 | of variable. If the point is NULL, the parameter\r | |
a3bcde70 | 2130 | would be ignored.\r |
f75a7f56 LG |
2131 | @param[in, out] DataSize As input, point to the maximum size of return\r |
2132 | Data-Buffer. As output, point to the actual\r | |
a3bcde70 HT |
2133 | size of the returned Data-Buffer.\r |
2134 | @param[in] Data Point to return Data-Buffer.\r | |
f75a7f56 | 2135 | \r |
a3bcde70 | 2136 | @retval EFI_ABORTED If the Variable size which contained in the variable\r |
f75a7f56 | 2137 | structure doesn't match the variable size obtained\r |
a3bcde70 HT |
2138 | from the EFIGetVariable.\r |
2139 | @retval EFI_BUFFER_TOO_SMALL The DataSize is too small for the result. DataSize has\r | |
f75a7f56 | 2140 | been updated with the size needed to complete the request.\r |
a3bcde70 HT |
2141 | @retval EFI_SUCCESS The function completed successfully.\r |
2142 | @retval others Other errors found during the variable getting.\r | |
2143 | **/\r | |
2144 | EFI_STATUS\r | |
2145 | IpSecGetVariable (\r | |
2146 | IN CHAR16 *VariableName,\r | |
2147 | IN EFI_GUID *VendorGuid,\r | |
2148 | IN UINT32 *Attributes, OPTIONAL\r | |
2149 | IN OUT UINTN *DataSize,\r | |
2150 | IN VOID *Data\r | |
2151 | )\r | |
2152 | {\r | |
2153 | EFI_STATUS Status;\r | |
2154 | EFI_GUID VendorGuidI;\r | |
2155 | UINTN VariableNameLength;\r | |
2156 | CHAR16 *VariableNameI;\r | |
2157 | UINTN VariableNameISize;\r | |
2158 | UINTN VariableNameISizeNew;\r | |
2159 | UINTN VariableIndex;\r | |
2160 | UINTN VariableCount;\r | |
2161 | IP_SEC_VARIABLE_INFO IpSecVariableInfo;\r | |
2162 | UINTN DataSizeI;\r | |
2163 | \r | |
2164 | //\r | |
2165 | // The variable name constructor is "VariableName + Info/0001/0002/... + NULL".\r | |
2166 | // So the varialbe name is like "VariableNameInfo", "VariableName0001", ...\r | |
2167 | // "VariableNameNULL".\r | |
2168 | //\r | |
2169 | VariableNameLength = StrLen (VariableName);\r | |
2170 | VariableNameISize = (VariableNameLength + 5) * sizeof (CHAR16);\r | |
2171 | VariableNameI = AllocateZeroPool (VariableNameISize);\r | |
6b16c9e7 JW |
2172 | if (VariableNameI == NULL) {\r |
2173 | Status = EFI_OUT_OF_RESOURCES;\r | |
2174 | goto ON_EXIT;\r | |
2175 | }\r | |
f75a7f56 | 2176 | \r |
a3bcde70 HT |
2177 | //\r |
2178 | // Construct the varible name of ipsecconfig meta data.\r | |
2179 | //\r | |
2180 | UnicodeSPrint (VariableNameI, VariableNameISize, L"%s%s", VariableName, L"Info");\r | |
2181 | \r | |
2182 | DataSizeI = sizeof (IpSecVariableInfo);\r | |
2183 | \r | |
2184 | Status = gRT->GetVariable (\r | |
2185 | VariableNameI,\r | |
2186 | VendorGuid,\r | |
2187 | Attributes,\r | |
2188 | &DataSizeI,\r | |
2189 | &IpSecVariableInfo\r | |
2190 | );\r | |
2191 | if (EFI_ERROR (Status)) {\r | |
2192 | goto ON_EXIT;\r | |
2193 | }\r | |
2194 | \r | |
2195 | if (*DataSize < IpSecVariableInfo.VariableSize) {\r | |
2196 | *DataSize = IpSecVariableInfo.VariableSize;\r | |
2197 | Status = EFI_BUFFER_TOO_SMALL;\r | |
2198 | goto ON_EXIT;\r | |
2199 | }\r | |
2200 | \r | |
2201 | VariableCount = IpSecVariableInfo.VariableCount;\r | |
2202 | VariableNameI[0] = L'\0';\r | |
2203 | \r | |
2204 | while (VariableCount != 0) {\r | |
2205 | //\r | |
2206 | // Get the variable name one by one in the variable database.\r | |
2207 | //\r | |
2208 | VariableNameISizeNew = VariableNameISize;\r | |
2209 | Status = gRT->GetNextVariableName (\r | |
2210 | &VariableNameISizeNew,\r | |
2211 | VariableNameI,\r | |
2212 | &VendorGuidI\r | |
2213 | );\r | |
2214 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
2215 | VariableNameI = ReallocatePool (\r | |
2216 | VariableNameISize,\r | |
2217 | VariableNameISizeNew,\r | |
2218 | VariableNameI\r | |
2219 | );\r | |
02a758cb | 2220 | if (VariableNameI == NULL) {\r |
2221 | Status = EFI_OUT_OF_RESOURCES;\r | |
2222 | break;\r | |
2223 | }\r | |
a3bcde70 HT |
2224 | VariableNameISize = VariableNameISizeNew;\r |
2225 | \r | |
2226 | Status = gRT->GetNextVariableName (\r | |
2227 | &VariableNameISizeNew,\r | |
2228 | VariableNameI,\r | |
2229 | &VendorGuidI\r | |
2230 | );\r | |
2231 | }\r | |
2232 | \r | |
2233 | if (EFI_ERROR (Status)) {\r | |
2234 | break;\r | |
2235 | }\r | |
2236 | //\r | |
2237 | // Check whether the current variable is the required "ipsecconfig".\r | |
2238 | //\r | |
2239 | if (StrnCmp (VariableNameI, VariableName, VariableNameLength) == 0 ||\r | |
2240 | CompareGuid (VendorGuid, &VendorGuidI)\r | |
2241 | ) {\r | |
2242 | //\r | |
2243 | // Parse the variable count of the current ipsecconfig data.\r | |
2244 | //\r | |
2245 | VariableIndex = StrDecimalToUintn (VariableNameI + VariableNameLength);\r | |
2246 | if (VariableIndex!= 0 && VariableIndex <= IpSecVariableInfo.VariableCount) {\r | |
2247 | //\r | |
2248 | // Get the variable size of the current ipsecconfig data.\r | |
2249 | //\r | |
2250 | DataSizeI = 0;\r | |
2251 | Status = gRT->GetVariable (\r | |
2252 | VariableNameI,\r | |
2253 | VendorGuid,\r | |
2254 | Attributes,\r | |
2255 | &DataSizeI,\r | |
2256 | NULL\r | |
2257 | );\r | |
2258 | ASSERT (Status == EFI_BUFFER_TOO_SMALL);\r | |
2259 | //\r | |
2260 | // Validate the variable count and variable size.\r | |
2261 | //\r | |
2262 | if (VariableIndex != IpSecVariableInfo.VariableCount) {\r | |
2263 | //\r | |
2264 | // If the varaibe is not the last one, its size should be the max\r | |
2265 | // size of the single variable.\r | |
2266 | //\r | |
2267 | if (DataSizeI != IpSecVariableInfo.SingleVariableSize) {\r | |
2268 | return EFI_ABORTED;\r | |
2269 | }\r | |
2270 | } else {\r | |
2271 | if (DataSizeI != IpSecVariableInfo.VariableSize % IpSecVariableInfo.SingleVariableSize) {\r | |
2272 | return EFI_ABORTED;\r | |
2273 | }\r | |
2274 | }\r | |
2275 | //\r | |
2276 | // Get the variable data of the current ipsecconfig data and\r | |
2277 | // store it into user buffer continously.\r | |
2278 | //\r | |
2279 | Status = gRT->GetVariable (\r | |
2280 | VariableNameI,\r | |
2281 | VendorGuid,\r | |
2282 | Attributes,\r | |
2283 | &DataSizeI,\r | |
2284 | (UINT8 *) Data + (VariableIndex - 1) * IpSecVariableInfo.SingleVariableSize\r | |
2285 | );\r | |
2286 | ASSERT_EFI_ERROR (Status);\r | |
2287 | VariableCount--;\r | |
2288 | }\r | |
2289 | }\r | |
2290 | }\r | |
2291 | //\r | |
2292 | // The VariableCount in "VariableNameInfo" varaible should have the correct\r | |
2293 | // numbers of variables which name starts with VariableName.\r | |
2294 | //\r | |
2295 | if (VariableCount != 0) {\r | |
2296 | Status = EFI_ABORTED;\r | |
2297 | }\r | |
2298 | \r | |
2299 | ON_EXIT:\r | |
02a758cb | 2300 | if (VariableNameI != NULL) {\r |
2301 | FreePool (VariableNameI);\r | |
2302 | }\r | |
a3bcde70 HT |
2303 | return Status;\r |
2304 | }\r | |
2305 | \r | |
2306 | /**\r | |
2307 | Set the IPsec variables.\r | |
2308 | \r | |
2309 | Set all IPsec variables which start with the specified variable name. Those variables\r | |
2310 | are set one by one.\r | |
2311 | \r | |
2312 | @param[in] VariableName The name of the vendor's variable. It is a\r | |
2313 | Null-Terminated Unicode String.\r | |
2314 | @param[in] VendorGuid Unify identifier for vendor.\r | |
f75a7f56 | 2315 | @param[in] Attributes Point to memory location to return the attributes of\r |
a3bcde70 HT |
2316 | variable. If the point is NULL, the parameter would be ignored.\r |
2317 | @param[in] DataSize The size in bytes of Data-Buffer.\r | |
2318 | @param[in] Data Points to the content of the variable.\r | |
2319 | \r | |
2320 | @retval EFI_SUCCESS The firmware successfully stored the variable and its data, as\r | |
2321 | defined by the Attributes.\r | |
f75a7f56 | 2322 | @retval others Storing the variables failed.\r |
a3bcde70 HT |
2323 | \r |
2324 | **/\r | |
2325 | EFI_STATUS\r | |
2326 | IpSecSetVariable (\r | |
2327 | IN CHAR16 *VariableName,\r | |
2328 | IN EFI_GUID *VendorGuid,\r | |
2329 | IN UINT32 Attributes,\r | |
2330 | IN UINTN DataSize,\r | |
2331 | IN VOID *Data\r | |
2332 | )\r | |
2333 | {\r | |
2334 | EFI_STATUS Status;\r | |
2335 | CHAR16 *VariableNameI;\r | |
2336 | UINTN VariableNameSize;\r | |
2337 | UINTN VariableIndex;\r | |
2338 | IP_SEC_VARIABLE_INFO IpSecVariableInfo;\r | |
2339 | UINT64 MaximumVariableStorageSize;\r | |
2340 | UINT64 RemainingVariableStorageSize;\r | |
2341 | UINT64 MaximumVariableSize;\r | |
2342 | \r | |
2343 | Status = gRT->QueryVariableInfo (\r | |
2344 | Attributes,\r | |
2345 | &MaximumVariableStorageSize,\r | |
2346 | &RemainingVariableStorageSize,\r | |
2347 | &MaximumVariableSize\r | |
2348 | );\r | |
2349 | if (EFI_ERROR (Status)) {\r | |
2350 | return Status;\r | |
2351 | }\r | |
f75a7f56 | 2352 | \r |
a3bcde70 HT |
2353 | //\r |
2354 | // "VariableName + Info/0001/0002/... + NULL"\r | |
2355 | //\r | |
2356 | VariableNameSize = (StrLen (VariableName) + 5) * sizeof (CHAR16);\r | |
2357 | VariableNameI = AllocateZeroPool (VariableNameSize);\r | |
2358 | \r | |
2359 | if (VariableNameI == NULL) {\r | |
2360 | Status = EFI_OUT_OF_RESOURCES;\r | |
2361 | goto ON_EXIT;\r | |
2362 | }\r | |
2363 | //\r | |
2364 | // Construct the variable of ipsecconfig general information. Like the total\r | |
2365 | // numbers of the Ipsecconfig variables, the total size of all ipsecconfig variables.\r | |
2366 | //\r | |
2367 | UnicodeSPrint (VariableNameI, VariableNameSize, L"%s%s", VariableName, L"Info");\r | |
2368 | MaximumVariableSize -= VariableNameSize;\r | |
f75a7f56 | 2369 | \r |
a3bcde70 HT |
2370 | IpSecVariableInfo.VariableCount = (UINT32) ((DataSize + (UINTN) MaximumVariableSize - 1) / (UINTN) MaximumVariableSize);\r |
2371 | IpSecVariableInfo.VariableSize = (UINT32) DataSize;\r | |
2372 | IpSecVariableInfo.SingleVariableSize = (UINT32) MaximumVariableSize;\r | |
2373 | \r | |
2374 | //\r | |
2375 | // Set the variable of ipsecconfig general information.\r | |
2376 | //\r | |
2377 | Status = gRT->SetVariable (\r | |
2378 | VariableNameI,\r | |
2379 | VendorGuid,\r | |
2380 | Attributes,\r | |
2381 | sizeof (IpSecVariableInfo),\r | |
2382 | &IpSecVariableInfo\r | |
2383 | );\r | |
2384 | if (EFI_ERROR (Status)) {\r | |
2385 | DEBUG ((DEBUG_ERROR, "Error set ipsecconfig meta data with %r\n", Status));\r | |
2386 | goto ON_EXIT;\r | |
2387 | }\r | |
2388 | \r | |
2389 | for (VariableIndex = 0; VariableIndex < IpSecVariableInfo.VariableCount; VariableIndex++) {\r | |
2390 | //\r | |
2391 | // Construct and set the variable of ipsecconfig data one by one.\r | |
2392 | // The index of variable name begin from 0001, and the varaible name\r | |
2393 | // likes "VariableName0001", "VaraiableName0002"....\r | |
f75a7f56 | 2394 | //\r |
a3bcde70 HT |
2395 | UnicodeSPrint (VariableNameI, VariableNameSize, L"%s%04d", VariableName, VariableIndex + 1);\r |
2396 | Status = gRT->SetVariable (\r | |
2397 | VariableNameI,\r | |
2398 | VendorGuid,\r | |
2399 | Attributes,\r | |
2400 | (VariableIndex == IpSecVariableInfo.VariableCount - 1) ?\r | |
2401 | (DataSize % (UINTN) MaximumVariableSize) :\r | |
2402 | (UINTN) MaximumVariableSize,\r | |
2403 | (UINT8 *) Data + VariableIndex * (UINTN) MaximumVariableSize\r | |
2404 | );\r | |
2405 | \r | |
2406 | if (EFI_ERROR (Status)) {\r | |
2407 | DEBUG ((DEBUG_ERROR, "Error set ipsecconfig variable data with %r\n", Status));\r | |
2408 | goto ON_EXIT;\r | |
2409 | }\r | |
2410 | }\r | |
2411 | \r | |
2412 | ON_EXIT:\r | |
2413 | if (VariableNameI != NULL) {\r | |
2414 | FreePool (VariableNameI);\r | |
2415 | }\r | |
2416 | \r | |
2417 | return Status;\r | |
2418 | }\r | |
2419 | \r | |
2420 | /**\r | |
f75a7f56 | 2421 | Return the configuration value for the EFI IPsec driver.\r |
a3bcde70 HT |
2422 | \r |
2423 | This function lookup the data entry from IPsec database or IKEv2 configuration\r | |
2424 | information. The expected data type and unique identification are described in\r | |
f75a7f56 | 2425 | DataType and Selector parameters.\r |
a3bcde70 HT |
2426 | \r |
2427 | @param[in] This Pointer to the EFI_IPSEC_CONFIG_PROTOCOL instance.\r | |
2428 | @param[in] DataType The type of data to retrieve.\r | |
f75a7f56 | 2429 | @param[in] Selector Pointer to an entry selector that is an identifier of the IPsec\r |
a3bcde70 HT |
2430 | configuration data entry.\r |
2431 | @param[in, out] DataSize On output the size of data returned in Data.\r | |
f75a7f56 LG |
2432 | @param[out] Data The buffer to return the contents of the IPsec configuration data.\r |
2433 | The type of the data buffer associated with the DataType.\r | |
2434 | \r | |
a3bcde70 HT |
2435 | @retval EFI_SUCCESS The specified configuration data was obtained successfully.\r |
2436 | @retval EFI_INVALID_PARAMETER One or more of the followings are TRUE:\r | |
2437 | - This is NULL.\r | |
2438 | - Selector is NULL.\r | |
2439 | - DataSize is NULL.\r | |
2440 | - Data is NULL and *DataSize is not zero\r | |
2441 | @retval EFI_NOT_FOUND The configuration data specified by Selector is not found.\r | |
2442 | @retval EFI_UNSUPPORTED The specified DataType is not supported.\r | |
2443 | @retval EFI_BUFFER_TOO_SMALL The DataSize is too small for the result. DataSize has been\r | |
2444 | updated with the size needed to complete the request.\r | |
2445 | \r | |
2446 | **/\r | |
2447 | EFI_STATUS\r | |
2448 | EFIAPI\r | |
2449 | EfiIpSecConfigGetData (\r | |
2450 | IN EFI_IPSEC_CONFIG_PROTOCOL *This,\r | |
2451 | IN EFI_IPSEC_CONFIG_DATA_TYPE DataType,\r | |
2452 | IN EFI_IPSEC_CONFIG_SELECTOR *Selector,\r | |
2453 | IN OUT UINTN *DataSize,\r | |
2454 | OUT VOID *Data\r | |
2455 | )\r | |
2456 | {\r | |
2457 | if (This == NULL || Selector == NULL || DataSize == NULL) {\r | |
2458 | return EFI_INVALID_PARAMETER;\r | |
2459 | }\r | |
2460 | \r | |
2461 | if (*DataSize != 0 && Data == NULL) {\r | |
2462 | return EFI_INVALID_PARAMETER;\r | |
2463 | }\r | |
2464 | \r | |
2465 | if (DataType >= IPsecConfigDataTypeMaximum) {\r | |
2466 | return EFI_UNSUPPORTED;\r | |
2467 | }\r | |
2468 | \r | |
2469 | return mGetPolicyEntry[DataType](Selector, DataSize, Data);\r | |
2470 | }\r | |
2471 | \r | |
2472 | /**\r | |
2473 | Set the security association, security policy and peer authorization configuration\r | |
f75a7f56 | 2474 | information for the EFI IPsec driver.\r |
a3bcde70 HT |
2475 | \r |
2476 | This function is used to set the IPsec configuration information of type DataType for\r | |
2477 | the EFI IPsec driver.\r | |
2478 | The IPsec configuration data has a unique selector/identifier separately to identify\r | |
2479 | a data entry. The selector structure depends on DataType's definition.\r | |
2480 | Using SetData() with a Data of NULL causes the IPsec configuration data entry identified\r | |
f75a7f56 | 2481 | by DataType and Selector to be deleted.\r |
a3bcde70 HT |
2482 | \r |
2483 | @param[in] This Pointer to the EFI_IPSEC_CONFIG_PROTOCOL instance.\r | |
2484 | @param[in] DataType The type of data to be set.\r | |
f75a7f56 LG |
2485 | @param[in] Selector Pointer to an entry selector on operated configuration data\r |
2486 | specified by DataType. A NULL Selector causes the entire\r | |
a3bcde70 | 2487 | specified-type configuration information to be flushed.\r |
f75a7f56 | 2488 | @param[in] Data The data buffer to be set. The structure of the data buffer is\r |
a3bcde70 HT |
2489 | associated with the DataType.\r |
2490 | @param[in] InsertBefore Pointer to one entry selector which describes the expected\r | |
2491 | position the new data entry will be added. If InsertBefore is NULL,\r | |
2492 | the new entry will be appended to the end of the database.\r | |
f75a7f56 | 2493 | \r |
a3bcde70 HT |
2494 | @retval EFI_SUCCESS The specified configuration entry data was set successfully.\r |
2495 | @retval EFI_INVALID_PARAMETER One or more of the following are TRUE:\r | |
2496 | - This is NULL.\r | |
2497 | @retval EFI_UNSUPPORTED The specified DataType is not supported.\r | |
2498 | @retval EFI_OUT_OF_RESOURCED The required system resource could not be allocated.\r | |
2499 | \r | |
2500 | **/\r | |
2501 | EFI_STATUS\r | |
2502 | EFIAPI\r | |
2503 | EfiIpSecConfigSetData (\r | |
2504 | IN EFI_IPSEC_CONFIG_PROTOCOL *This,\r | |
2505 | IN EFI_IPSEC_CONFIG_DATA_TYPE DataType,\r | |
2506 | IN EFI_IPSEC_CONFIG_SELECTOR *Selector,\r | |
2507 | IN VOID *Data,\r | |
2508 | IN EFI_IPSEC_CONFIG_SELECTOR *InsertBefore OPTIONAL\r | |
2509 | )\r | |
2510 | {\r | |
2511 | EFI_STATUS Status;\r | |
2512 | \r | |
2513 | if (This == NULL) {\r | |
2514 | return EFI_INVALID_PARAMETER;\r | |
2515 | }\r | |
2516 | \r | |
2517 | if (DataType >= IPsecConfigDataTypeMaximum) {\r | |
2518 | return EFI_UNSUPPORTED;\r | |
2519 | }\r | |
f75a7f56 | 2520 | \r |
a3bcde70 HT |
2521 | Status = mSetPolicyEntry[DataType](Selector, Data, InsertBefore);\r |
2522 | \r | |
2523 | if (!EFI_ERROR (Status) && !mSetBySelf) {\r | |
2524 | //\r | |
2525 | // Save the updated config data into variable.\r | |
2526 | //\r | |
2527 | IpSecConfigSave ();\r | |
2528 | }\r | |
2529 | \r | |
2530 | return Status;\r | |
2531 | }\r | |
2532 | \r | |
2533 | /**\r | |
f75a7f56 | 2534 | Enumerates the current selector for IPsec configuration data entry.\r |
a3bcde70 HT |
2535 | \r |
2536 | This function is called multiple times to retrieve the entry Selector in IPsec\r | |
f75a7f56 | 2537 | configuration database. On each call to GetNextSelector(), the next entry\r |
a3bcde70 | 2538 | Selector are retrieved into the output interface.\r |
f75a7f56 LG |
2539 | \r |
2540 | If the entire IPsec configuration database has been iterated, the error\r | |
a3bcde70 | 2541 | EFI_NOT_FOUND is returned.\r |
f75a7f56 LG |
2542 | If the Selector buffer is too small for the next Selector copy, an\r |
2543 | EFI_BUFFER_TOO_SMALL error is returned, and SelectorSize is updated to reflect\r | |
a3bcde70 HT |
2544 | the size of buffer needed.\r |
2545 | \r | |
2546 | On the initial call to GetNextSelector() to start the IPsec configuration database\r | |
f75a7f56 LG |
2547 | search, a pointer to the buffer with all zero value is passed in Selector. Calls\r |
2548 | to SetData() between calls to GetNextSelector may produce unpredictable results.\r | |
a3bcde70 HT |
2549 | \r |
2550 | @param[in] This Pointer to the EFI_IPSEC_CONFIG_PROTOCOL instance.\r | |
2551 | @param[in] DataType The type of IPsec configuration data to retrieve.\r | |
2552 | @param[in, out] SelectorSize The size of the Selector buffer.\r | |
f75a7f56 | 2553 | @param[in, out] Selector On input, supplies the pointer to last Selector that was\r |
a3bcde70 HT |
2554 | returned by GetNextSelector().\r |
2555 | On output, returns one copy of the current entry Selector\r | |
f75a7f56 LG |
2556 | of a given DataType.\r |
2557 | \r | |
a3bcde70 HT |
2558 | @retval EFI_SUCCESS The specified configuration data was obtained successfully.\r |
2559 | @retval EFI_INVALID_PARAMETER One or more of the followings are TRUE:\r | |
2560 | - This is NULL.\r | |
2561 | - SelectorSize is NULL.\r | |
2562 | - Selector is NULL.\r | |
2563 | @retval EFI_NOT_FOUND The next configuration data entry was not found.\r | |
2564 | @retval EFI_UNSUPPORTED The specified DataType is not supported.\r | |
2565 | @retval EFI_BUFFER_TOO_SMALL The SelectorSize is too small for the result. This parameter\r | |
f75a7f56 | 2566 | has been updated with the size needed to complete the search\r |
a3bcde70 HT |
2567 | request.\r |
2568 | \r | |
2569 | **/\r | |
2570 | EFI_STATUS\r | |
2571 | EFIAPI\r | |
2572 | EfiIpSecConfigGetNextSelector (\r | |
2573 | IN EFI_IPSEC_CONFIG_PROTOCOL *This,\r | |
2574 | IN EFI_IPSEC_CONFIG_DATA_TYPE DataType,\r | |
2575 | IN OUT UINTN *SelectorSize,\r | |
2576 | IN OUT EFI_IPSEC_CONFIG_SELECTOR *Selector\r | |
2577 | )\r | |
2578 | {\r | |
2579 | LIST_ENTRY *Link;\r | |
2580 | IPSEC_COMMON_POLICY_ENTRY *CommonEntry;\r | |
2581 | BOOLEAN IsFound;\r | |
2582 | \r | |
2583 | if (This == NULL || Selector == NULL || SelectorSize == NULL) {\r | |
2584 | return EFI_INVALID_PARAMETER;\r | |
2585 | }\r | |
2586 | \r | |
2587 | if (DataType >= IPsecConfigDataTypeMaximum) {\r | |
2588 | return EFI_UNSUPPORTED;\r | |
2589 | }\r | |
2590 | \r | |
2591 | IsFound = FALSE;\r | |
2592 | \r | |
2593 | NET_LIST_FOR_EACH (Link, &mConfigData[DataType]) {\r | |
2594 | CommonEntry = BASE_CR (Link, IPSEC_COMMON_POLICY_ENTRY, List);\r | |
2595 | \r | |
68d3f2fb | 2596 | if (IsFound || (BOOLEAN)(mIsZeroSelector[DataType](Selector))) {\r |
a3bcde70 HT |
2597 | //\r |
2598 | // If found the appointed entry, then duplicate the next one and return,\r | |
2599 | // or if the appointed entry is zero, then return the first one directly.\r | |
2600 | //\r | |
2601 | return mDuplicateSelector[DataType](Selector, CommonEntry->Selector, SelectorSize);\r | |
2602 | } else {\r | |
2603 | //\r | |
2604 | // Set the flag if find the appointed entry.\r | |
2605 | //\r | |
2606 | IsFound = mCompareSelector[DataType](Selector, CommonEntry->Selector);\r | |
2607 | }\r | |
2608 | }\r | |
2609 | \r | |
2610 | return EFI_NOT_FOUND;\r | |
2611 | }\r | |
2612 | \r | |
2613 | /**\r | |
2614 | Register an event that is to be signaled whenever a configuration process on the\r | |
f75a7f56 | 2615 | specified IPsec configuration information is done.\r |
a3bcde70 HT |
2616 | \r |
2617 | The register function is not surpport now and always returns EFI_UNSUPPORTED.\r | |
f75a7f56 | 2618 | \r |
a3bcde70 HT |
2619 | @param[in] This Pointer to the EFI_IPSEC_CONFIG_PROTOCOL instance.\r |
2620 | @param[in] DataType The type of data to be registered the event for.\r | |
2621 | @param[in] Event The event to be registered.\r | |
f75a7f56 | 2622 | \r |
a3bcde70 HT |
2623 | @retval EFI_SUCCESS The event is registered successfully.\r |
2624 | @retval EFI_INVALID_PARAMETER This is NULL or Event is NULL.\r | |
2625 | @retval EFI_ACCESS_DENIED The Event is already registered for the DataType.\r | |
2626 | @retval EFI_UNSUPPORTED The notify registration is unsupported, or the specified\r | |
2627 | DataType is not supported.\r | |
2628 | \r | |
2629 | **/\r | |
2630 | EFI_STATUS\r | |
2631 | EFIAPI\r | |
2632 | EfiIpSecConfigRegisterNotify (\r | |
2633 | IN EFI_IPSEC_CONFIG_PROTOCOL *This,\r | |
2634 | IN EFI_IPSEC_CONFIG_DATA_TYPE DataType,\r | |
2635 | IN EFI_EVENT Event\r | |
2636 | )\r | |
2637 | {\r | |
2638 | return EFI_UNSUPPORTED;\r | |
2639 | }\r | |
2640 | \r | |
2641 | /**\r | |
2642 | Remove the specified event that was previously registered on the specified IPsec\r | |
f75a7f56 | 2643 | configuration data.\r |
a3bcde70 HT |
2644 | \r |
2645 | This function is not support now and alwasy return EFI_UNSUPPORTED.\r | |
2646 | \r | |
2647 | @param[in] This Pointer to the EFI_IPSEC_CONFIG_PROTOCOL instance.\r | |
2648 | @param[in] DataType The configuration data type to remove the registered event for.\r | |
2649 | @param[in] Event The event to be unregistered.\r | |
f75a7f56 | 2650 | \r |
a3bcde70 | 2651 | @retval EFI_SUCCESS The event was removed successfully.\r |
f75a7f56 | 2652 | @retval EFI_NOT_FOUND The Event specified by DataType could not be found in the\r |
a3bcde70 HT |
2653 | database.\r |
2654 | @retval EFI_INVALID_PARAMETER This is NULL or Event is NULL.\r | |
2655 | @retval EFI_UNSUPPORTED The notify registration is unsupported, or the specified\r | |
2656 | DataType is not supported.\r | |
2657 | \r | |
2658 | **/\r | |
2659 | EFI_STATUS\r | |
2660 | EFIAPI\r | |
2661 | EfiIpSecConfigUnregisterNotify (\r | |
2662 | IN EFI_IPSEC_CONFIG_PROTOCOL *This,\r | |
2663 | IN EFI_IPSEC_CONFIG_DATA_TYPE DataType,\r | |
2664 | IN EFI_EVENT Event\r | |
2665 | )\r | |
2666 | {\r | |
2667 | return EFI_UNSUPPORTED;\r | |
2668 | }\r | |
2669 | \r | |
2670 | /**\r | |
2671 | Copy whole data in specified EFI_SIPEC_CONFIG_SELECTOR and the Data to a buffer.\r | |
2672 | \r | |
2673 | This function is a caller defined function, and it is called by the IpSecVisitConfigData().\r | |
f75a7f56 | 2674 | The orignal caller is IpSecConfigSave(), which calls the IpsecVisitConfigData() to\r |
a3bcde70 HT |
2675 | copy all types of IPsec Config datas into one buffer and store this buffer into firmware in\r |
2676 | the form of several variables.\r | |
f75a7f56 | 2677 | \r |
a3bcde70 HT |
2678 | @param[in] Type A specified IPSEC_CONFIG_DATA_TYPE.\r |
2679 | @param[in] Selector Points to a EFI_IPSEC_CONFIG_SELECTOR to be copied\r | |
2680 | to the buffer.\r | |
2681 | @param[in] Data Points to data to be copied to the buffer. The\r | |
2682 | Data type is related to the Type.\r | |
2683 | @param[in] SelectorSize The size of the Selector.\r | |
2684 | @param[in] DataSize The size of the Data.\r | |
2685 | @param[in, out] Buffer The buffer to store the Selector and Data.\r | |
2686 | \r | |
2687 | @retval EFI_SUCCESS Copy the Selector and Data to a buffer successfully.\r | |
2688 | @retval EFI_OUT_OF_RESOURCES The required system resource could not be allocated.\r | |
2689 | \r | |
2690 | **/\r | |
2691 | EFI_STATUS\r | |
2692 | IpSecCopyPolicyEntry (\r | |
2693 | IN EFI_IPSEC_CONFIG_DATA_TYPE Type,\r | |
2694 | IN EFI_IPSEC_CONFIG_SELECTOR *Selector,\r | |
2695 | IN VOID *Data,\r | |
2696 | IN UINTN SelectorSize,\r | |
2697 | IN UINTN DataSize,\r | |
2698 | IN OUT IPSEC_VARIABLE_BUFFER *Buffer\r | |
2699 | )\r | |
2700 | {\r | |
2701 | IPSEC_VAR_ITEM_HEADER SelectorHeader;\r | |
2702 | IPSEC_VAR_ITEM_HEADER DataHeader;\r | |
2703 | UINTN EntrySize;\r | |
2704 | UINT8 *TempPoint;\r | |
f75a7f56 | 2705 | \r |
a3bcde70 HT |
2706 | if (Type == IPsecConfigDataTypeSad) {\r |
2707 | //\r | |
9166f840 | 2708 | // Don't save automatically-generated SA entry into variable.\r |
a3bcde70 | 2709 | //\r |
9166f840 | 2710 | if (((EFI_IPSEC_SA_DATA2 *) Data)->ManualSet == FALSE) {\r |
a3bcde70 HT |
2711 | return EFI_SUCCESS;\r |
2712 | }\r | |
2713 | }\r | |
2714 | //\r | |
2715 | // Increase the capacity size of the buffer if needed.\r | |
2716 | //\r | |
2717 | EntrySize = ALIGN_VARIABLE (sizeof (SelectorHeader));\r | |
2718 | EntrySize = ALIGN_VARIABLE (EntrySize + SelectorSize);\r | |
2719 | EntrySize = ALIGN_VARIABLE (EntrySize + sizeof (SelectorHeader));\r | |
2720 | EntrySize = ALIGN_VARIABLE (EntrySize + DataSize);\r | |
f75a7f56 | 2721 | \r |
a3bcde70 HT |
2722 | //EntrySize = SelectorSize + DataSize + 2 * sizeof (SelectorHeader);\r |
2723 | if (Buffer->Capacity - Buffer->Size < EntrySize) {\r | |
2724 | //\r | |
2725 | // Calculate the required buffer\r | |
2726 | //\r | |
2727 | Buffer->Capacity += EntrySize;\r | |
2728 | TempPoint = AllocatePool (Buffer->Capacity);\r | |
f75a7f56 | 2729 | \r |
02a758cb | 2730 | if (TempPoint == NULL) {\r |
a3bcde70 HT |
2731 | return EFI_OUT_OF_RESOURCES;\r |
2732 | }\r | |
2733 | //\r | |
2734 | // Copy the old Buffer to new buffer and free the old one.\r | |
2735 | //\r | |
2736 | CopyMem (TempPoint, Buffer->Ptr, Buffer->Size);\r | |
2737 | FreePool (Buffer->Ptr);\r | |
f75a7f56 LG |
2738 | \r |
2739 | Buffer->Ptr = TempPoint;\r | |
a3bcde70 HT |
2740 | }\r |
2741 | \r | |
2742 | mFixPolicyEntry[Type](Selector, Data);\r | |
2743 | \r | |
2744 | //\r | |
2745 | // Fill the selector header and copy it into buffer.\r | |
2746 | //\r | |
2747 | SelectorHeader.Type = (UINT8) (Type | IPSEC_VAR_ITEM_HEADER_LOGO_BIT);\r | |
2748 | SelectorHeader.Size = (UINT16) SelectorSize;\r | |
2749 | \r | |
2750 | CopyMem (\r | |
2751 | Buffer->Ptr + Buffer->Size,\r | |
2752 | &SelectorHeader,\r | |
2753 | sizeof (SelectorHeader)\r | |
2754 | );\r | |
2755 | Buffer->Size = ALIGN_VARIABLE (Buffer->Size + sizeof (SelectorHeader));\r | |
f75a7f56 | 2756 | \r |
a3bcde70 HT |
2757 | //\r |
2758 | // Copy the selector into buffer.\r | |
2759 | //\r | |
2760 | CopyMem (\r | |
2761 | Buffer->Ptr + Buffer->Size,\r | |
2762 | Selector,\r | |
2763 | SelectorSize\r | |
2764 | );\r | |
2765 | Buffer->Size = ALIGN_VARIABLE (Buffer->Size + SelectorSize);\r | |
2766 | \r | |
2767 | //\r | |
2768 | // Fill the data header and copy it into buffer.\r | |
2769 | //\r | |
2770 | DataHeader.Type = (UINT8) Type;\r | |
2771 | DataHeader.Size = (UINT16) DataSize;\r | |
2772 | \r | |
2773 | CopyMem (\r | |
2774 | Buffer->Ptr + Buffer->Size,\r | |
2775 | &DataHeader,\r | |
2776 | sizeof (DataHeader)\r | |
2777 | );\r | |
2778 | Buffer->Size = ALIGN_VARIABLE (Buffer->Size + sizeof (DataHeader));\r | |
2779 | //\r | |
2780 | // Copy the data into buffer.\r | |
2781 | //\r | |
2782 | CopyMem (\r | |
2783 | Buffer->Ptr + Buffer->Size,\r | |
2784 | Data,\r | |
2785 | DataSize\r | |
2786 | );\r | |
2787 | Buffer->Size = ALIGN_VARIABLE (Buffer->Size + DataSize);\r | |
f75a7f56 | 2788 | \r |
a3bcde70 HT |
2789 | mUnfixPolicyEntry[Type](Selector, Data);\r |
2790 | \r | |
2791 | return EFI_SUCCESS;\r | |
2792 | }\r | |
2793 | \r | |
2794 | /**\r | |
2795 | Visit all IPsec Configurations of specified Type and call the caller defined\r | |
2796 | interface.\r | |
2797 | \r | |
2798 | @param[in] DataType The specified IPsec Config Data Type.\r | |
2799 | @param[in] Routine The function defined by the caller.\r | |
2800 | @param[in] Context The data passed to the Routine.\r | |
2801 | \r | |
2802 | @retval EFI_OUT_OF_RESOURCES The required system resource could not be allocated\r | |
2803 | @retval EFI_SUCCESS This function completed successfully.\r | |
2804 | \r | |
2805 | **/\r | |
2806 | EFI_STATUS\r | |
2807 | IpSecVisitConfigData (\r | |
2808 | IN EFI_IPSEC_CONFIG_DATA_TYPE DataType,\r | |
2809 | IN IPSEC_COPY_POLICY_ENTRY Routine,\r | |
2810 | IN VOID *Context\r | |
2811 | )\r | |
2812 | {\r | |
2813 | EFI_STATUS GetNextStatus;\r | |
2814 | EFI_STATUS GetDataStatus;\r | |
2815 | EFI_STATUS RoutineStatus;\r | |
2816 | EFI_IPSEC_CONFIG_SELECTOR *Selector;\r | |
2817 | VOID *Data;\r | |
2818 | UINTN SelectorSize;\r | |
2819 | UINTN DataSize;\r | |
2820 | UINTN SelectorBufferSize;\r | |
2821 | UINTN DataBufferSize;\r | |
2822 | BOOLEAN FirstGetNext;\r | |
2823 | \r | |
2824 | FirstGetNext = TRUE;\r | |
2825 | DataBufferSize = 0;\r | |
2826 | Data = NULL;\r | |
2827 | SelectorBufferSize = sizeof (EFI_IPSEC_CONFIG_SELECTOR);\r | |
2828 | Selector = AllocateZeroPool (SelectorBufferSize);\r | |
2829 | \r | |
2830 | if (Selector == NULL) {\r | |
2831 | return EFI_OUT_OF_RESOURCES;\r | |
2832 | }\r | |
2833 | \r | |
2834 | while (TRUE) {\r | |
2835 | //\r | |
2836 | // Get the real size of the selector.\r | |
2837 | //\r | |
2838 | SelectorSize = SelectorBufferSize;\r | |
2839 | GetNextStatus = EfiIpSecConfigGetNextSelector (\r | |
2840 | &mIpSecConfigInstance,\r | |
2841 | DataType,\r | |
2842 | &SelectorSize,\r | |
2843 | Selector\r | |
2844 | );\r | |
2845 | if (GetNextStatus == EFI_BUFFER_TOO_SMALL) {\r | |
2846 | FreePool (Selector);\r | |
2847 | SelectorBufferSize = SelectorSize;\r | |
2848 | //\r | |
2849 | // Allocate zero pool for the first selector, while store the last\r | |
2850 | // selector content for the other selectors.\r | |
2851 | //\r | |
2852 | if (FirstGetNext) {\r | |
2853 | Selector = AllocateZeroPool (SelectorBufferSize);\r | |
2854 | } else {\r | |
2855 | Selector = AllocateCopyPool (SelectorBufferSize, Selector);\r | |
2856 | }\r | |
2857 | \r | |
2858 | if (Selector == NULL) {\r | |
2859 | return EFI_OUT_OF_RESOURCES;\r | |
2860 | }\r | |
2861 | //\r | |
2862 | // Get the content of the selector.\r | |
2863 | //\r | |
2864 | GetNextStatus = EfiIpSecConfigGetNextSelector (\r | |
2865 | &mIpSecConfigInstance,\r | |
2866 | DataType,\r | |
2867 | &SelectorSize,\r | |
2868 | Selector\r | |
2869 | );\r | |
2870 | }\r | |
2871 | \r | |
2872 | if (EFI_ERROR (GetNextStatus)) {\r | |
2873 | break;\r | |
2874 | }\r | |
2875 | \r | |
2876 | FirstGetNext = FALSE;\r | |
2877 | \r | |
2878 | //\r | |
2879 | // Get the real size of the policy entry according to the selector.\r | |
2880 | //\r | |
2881 | DataSize = DataBufferSize;\r | |
2882 | GetDataStatus = EfiIpSecConfigGetData (\r | |
2883 | &mIpSecConfigInstance,\r | |
2884 | DataType,\r | |
2885 | Selector,\r | |
2886 | &DataSize,\r | |
2887 | Data\r | |
2888 | );\r | |
2889 | if (GetDataStatus == EFI_BUFFER_TOO_SMALL) {\r | |
2890 | if (Data != NULL) {\r | |
2891 | FreePool (Data);\r | |
2892 | }\r | |
2893 | \r | |
2894 | DataBufferSize = DataSize;\r | |
2895 | Data = AllocateZeroPool (DataBufferSize);\r | |
2896 | \r | |
2897 | if (Data == NULL) {\r | |
2898 | return EFI_OUT_OF_RESOURCES;\r | |
2899 | }\r | |
2900 | //\r | |
2901 | // Get the content of the policy entry according to the selector.\r | |
2902 | //\r | |
2903 | GetDataStatus = EfiIpSecConfigGetData (\r | |
2904 | &mIpSecConfigInstance,\r | |
2905 | DataType,\r | |
2906 | Selector,\r | |
2907 | &DataSize,\r | |
2908 | Data\r | |
2909 | );\r | |
2910 | }\r | |
2911 | \r | |
2912 | if (EFI_ERROR (GetDataStatus)) {\r | |
2913 | break;\r | |
2914 | }\r | |
2915 | //\r | |
2916 | // Prepare the buffer of updated policy entry, which is stored in\r | |
2917 | // the continous memory, and then save into variable later.\r | |
2918 | //\r | |
2919 | RoutineStatus = Routine (\r | |
2920 | DataType,\r | |
2921 | Selector,\r | |
2922 | Data,\r | |
2923 | SelectorSize,\r | |
2924 | DataSize,\r | |
2925 | Context\r | |
2926 | );\r | |
2927 | if (EFI_ERROR (RoutineStatus)) {\r | |
2928 | break;\r | |
2929 | }\r | |
2930 | }\r | |
2931 | \r | |
2932 | if (Data != NULL) {\r | |
2933 | FreePool (Data);\r | |
2934 | }\r | |
2935 | \r | |
2936 | if (Selector != NULL) {\r | |
2937 | FreePool (Selector);\r | |
2938 | }\r | |
2939 | \r | |
2940 | return EFI_SUCCESS;\r | |
2941 | }\r | |
2942 | \r | |
2943 | /**\r | |
2944 | This function is the subfunction of EFIIpSecConfigSetData.\r | |
2945 | \r | |
2946 | This function call IpSecSetVaraible to set the IPsec Configuration into the firmware.\r | |
2947 | \r | |
2948 | @retval EFI_OUT_OF_RESOURCES The required system resource could not be allocated.\r | |
2949 | @retval EFI_SUCCESS Saved the configration successfully.\r | |
2950 | @retval Others Other errors were found while obtaining the variable.\r | |
2951 | \r | |
2952 | **/\r | |
2953 | EFI_STATUS\r | |
2954 | IpSecConfigSave (\r | |
2955 | VOID\r | |
2956 | )\r | |
2957 | {\r | |
2958 | IPSEC_VARIABLE_BUFFER Buffer;\r | |
2959 | EFI_STATUS Status;\r | |
2960 | EFI_IPSEC_CONFIG_DATA_TYPE Type;\r | |
2961 | \r | |
2962 | Buffer.Size = 0;\r | |
2963 | Buffer.Capacity = IPSEC_DEFAULT_VARIABLE_SIZE;\r | |
2964 | Buffer.Ptr = AllocateZeroPool (Buffer.Capacity);\r | |
2965 | \r | |
2966 | if (Buffer.Ptr == NULL) {\r | |
2967 | return EFI_OUT_OF_RESOURCES;\r | |
2968 | }\r | |
2969 | //\r | |
2970 | // For each policy database, prepare the contious buffer to save into variable.\r | |
2971 | //\r | |
2972 | for (Type = IPsecConfigDataTypeSpd; Type < IPsecConfigDataTypeMaximum; Type++) {\r | |
2973 | IpSecVisitConfigData (\r | |
2974 | Type,\r | |
2975 | (IPSEC_COPY_POLICY_ENTRY) IpSecCopyPolicyEntry,\r | |
2976 | &Buffer\r | |
2977 | );\r | |
2978 | }\r | |
2979 | //\r | |
2980 | // Save the updated policy database into variable.\r | |
2981 | //\r | |
2982 | Status = IpSecSetVariable (\r | |
2983 | IPSECCONFIG_VARIABLE_NAME,\r | |
2984 | &gEfiIpSecConfigProtocolGuid,\r | |
2985 | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_NON_VOLATILE,\r | |
2986 | Buffer.Size,\r | |
2987 | Buffer.Ptr\r | |
2988 | );\r | |
2989 | \r | |
2990 | FreePool (Buffer.Ptr);\r | |
2991 | \r | |
2992 | return Status;\r | |
2993 | }\r | |
2994 | \r | |
2995 | /**\r | |
2996 | Get the all IPSec configuration variables and store those variables\r | |
2997 | to the internal data structure.\r | |
2998 | \r | |
f75a7f56 | 2999 | This founction is called by IpSecConfigInitialize() which is to intialize the\r |
a3bcde70 HT |
3000 | IPsecConfiguration Protocol.\r |
3001 | \r | |
3002 | @param[in] Private Point to IPSEC_PRIVATE_DATA.\r | |
3003 | \r | |
3004 | @retval EFI_OUT_OF_RESOURCES The required system resource could not be allocated\r | |
3005 | @retval EFI_SUCCESS Restore the IPsec Configuration successfully.\r | |
3006 | @retval others Other errors is found while obtaining the variable.\r | |
3007 | \r | |
3008 | **/\r | |
3009 | EFI_STATUS\r | |
3010 | IpSecConfigRestore (\r | |
3011 | IN IPSEC_PRIVATE_DATA *Private\r | |
3012 | )\r | |
3013 | {\r | |
3014 | EFI_STATUS Status;\r | |
3015 | UINTN BufferSize;\r | |
3016 | UINT8 *Buffer;\r | |
3017 | IPSEC_VAR_ITEM_HEADER *Header;\r | |
3018 | UINT8 *Ptr;\r | |
3019 | EFI_IPSEC_CONFIG_SELECTOR *Selector;\r | |
3020 | EFI_IPSEC_CONFIG_DATA_TYPE Type;\r | |
3021 | VOID *Data;\r | |
3022 | UINT8 Value;\r | |
3023 | UINTN Size;\r | |
3024 | \r | |
3025 | Value = 0;\r | |
3026 | Size = sizeof (Value);\r | |
3027 | BufferSize = 0;\r | |
3028 | Buffer = NULL;\r | |
3029 | \r | |
3030 | Status = gRT->GetVariable (\r | |
3031 | IPSECCONFIG_STATUS_NAME,\r | |
3032 | &gEfiIpSecConfigProtocolGuid,\r | |
3033 | NULL,\r | |
3034 | &Size,\r | |
3035 | &Value\r | |
3036 | );\r | |
3037 | \r | |
3038 | if (!EFI_ERROR (Status) && Value == IPSEC_STATUS_ENABLED) {\r | |
3039 | Private->IpSec.DisabledFlag = FALSE;\r | |
3040 | }\r | |
3041 | //\r | |
3042 | // Get the real size of policy database in variable.\r | |
3043 | //\r | |
3044 | Status = IpSecGetVariable (\r | |
3045 | IPSECCONFIG_VARIABLE_NAME,\r | |
3046 | &gEfiIpSecConfigProtocolGuid,\r | |
3047 | NULL,\r | |
3048 | &BufferSize,\r | |
3049 | Buffer\r | |
3050 | );\r | |
3051 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
3052 | \r | |
3053 | Buffer = AllocateZeroPool (BufferSize);\r | |
3054 | if (Buffer == NULL) {\r | |
3055 | return EFI_OUT_OF_RESOURCES;\r | |
3056 | }\r | |
3057 | //\r | |
3058 | // Get the content of policy database in variable.\r | |
3059 | //\r | |
3060 | Status = IpSecGetVariable (\r | |
3061 | IPSECCONFIG_VARIABLE_NAME,\r | |
3062 | &gEfiIpSecConfigProtocolGuid,\r | |
3063 | NULL,\r | |
3064 | &BufferSize,\r | |
3065 | Buffer\r | |
3066 | );\r | |
3067 | if (EFI_ERROR (Status)) {\r | |
3068 | FreePool (Buffer);\r | |
3069 | return Status;\r | |
3070 | }\r | |
3071 | \r | |
3072 | for (Ptr = Buffer; Ptr < Buffer + BufferSize;) {\r | |
3073 | \r | |
3074 | Header = (IPSEC_VAR_ITEM_HEADER *) Ptr;\r | |
3075 | Type = (EFI_IPSEC_CONFIG_DATA_TYPE) (Header->Type & IPSEC_VAR_ITEM_HEADER_CONTENT_BIT);\r | |
3076 | ASSERT (((Header->Type & 0x80) == IPSEC_VAR_ITEM_HEADER_LOGO_BIT) && (Type < IPsecConfigDataTypeMaximum));\r | |
f75a7f56 | 3077 | \r |
a3bcde70 HT |
3078 | Selector = (EFI_IPSEC_CONFIG_SELECTOR *) ALIGN_POINTER (Header + 1, sizeof (UINTN));\r |
3079 | Header = (IPSEC_VAR_ITEM_HEADER *) ALIGN_POINTER (\r | |
f75a7f56 | 3080 | (UINT8 *) Selector + Header->Size,\r |
a3bcde70 HT |
3081 | sizeof (UINTN)\r |
3082 | );\r | |
3083 | ASSERT (Header->Type == Type);\r | |
3084 | \r | |
3085 | Data = ALIGN_POINTER (Header + 1, sizeof (UINTN));\r | |
3086 | \r | |
3087 | mUnfixPolicyEntry[Type](Selector, Data);\r | |
3088 | \r | |
3089 | //\r | |
3090 | // Update each policy entry according to the content in variable.\r | |
3091 | //\r | |
3092 | mSetBySelf = TRUE;\r | |
3093 | Status = EfiIpSecConfigSetData (\r | |
3094 | &Private->IpSecConfig,\r | |
3095 | Type,\r | |
3096 | Selector,\r | |
3097 | Data,\r | |
3098 | NULL\r | |
3099 | );\r | |
3100 | mSetBySelf = FALSE;\r | |
3101 | \r | |
3102 | if (EFI_ERROR (Status)) {\r | |
3103 | FreePool (Buffer);\r | |
3104 | return Status;\r | |
3105 | }\r | |
3106 | \r | |
3107 | Ptr = ALIGN_POINTER ((UINT8 *) Data + Header->Size, sizeof (UINTN));\r | |
3108 | }\r | |
3109 | \r | |
3110 | FreePool (Buffer);\r | |
3111 | }\r | |
3112 | \r | |
3113 | return EFI_SUCCESS;\r | |
3114 | }\r | |
3115 | \r | |
3116 | /**\r | |
3117 | Install and Initialize IPsecConfig protocol\r | |
3118 | \r | |
3119 | @param[in, out] Private Pointer to IPSEC_PRIVATE_DATA. After this function finish,\r | |
3120 | the pointer of IPsecConfig Protocol implementation will copy\r | |
3121 | into its IPsecConfig member.\r | |
3122 | \r | |
3123 | @retval EFI_SUCCESS Initialized the IPsecConfig Protocol successfully.\r | |
3124 | @retval Others Initializing the IPsecConfig Protocol failed.\r | |
3125 | **/\r | |
3126 | EFI_STATUS\r | |
3127 | IpSecConfigInitialize (\r | |
3128 | IN OUT IPSEC_PRIVATE_DATA *Private\r | |
3129 | )\r | |
3130 | {\r | |
3131 | EFI_IPSEC_CONFIG_DATA_TYPE Type;\r | |
3132 | \r | |
3133 | CopyMem (\r | |
3134 | &Private->IpSecConfig,\r | |
3135 | &mIpSecConfigInstance,\r | |
3136 | sizeof (EFI_IPSEC_CONFIG_PROTOCOL)\r | |
3137 | );\r | |
3138 | \r | |
3139 | //\r | |
3140 | // Initialize the list head of policy database.\r | |
3141 | //\r | |
3142 | for (Type = IPsecConfigDataTypeSpd; Type < IPsecConfigDataTypeMaximum; Type++) {\r | |
3143 | InitializeListHead (&mConfigData[Type]);\r | |
3144 | }\r | |
3145 | //\r | |
3146 | // Restore the content of policy database according to the variable.\r | |
3147 | //\r | |
3148 | IpSecConfigRestore (Private);\r | |
3149 | \r | |
3150 | return gBS->InstallMultipleProtocolInterfaces (\r | |
3151 | &Private->Handle,\r | |
3152 | &gEfiIpSecConfigProtocolGuid,\r | |
3153 | &Private->IpSecConfig,\r | |
3154 | NULL\r | |
3155 | );\r | |
3156 | }\r |