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1/** @file\r
2 Provides interface to advanced shell functionality for parsing both handle and protocol database.\r
3\r
4 Copyright (c) 2010 - 2011, Intel Corporation. All rights reserved.<BR>\r
5 This program and the accompanying materials\r
6 are licensed and made available under the terms and conditions of the BSD License\r
7 which accompanies this distribution. The full text of the license may be found at\r
8 http://opensource.org/licenses/bsd-license.php\r
9\r
10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
12\r
13**/\r
14\r
15#include "UefiHandleParsingLib.h"\r
16\r
17\r
18STATIC CONST EFI_GUID mHandleParsingHiiGuid = \\r
19 { \\r
20 0xb8969637, 0x81de, 0x43af, { 0xbc, 0x9a, 0x24, 0xd9, 0x89, 0x13, 0xf2, 0xf6 } \\r
21 };\r
22EFI_HANDLE mHandleParsingHiiHandle;\r
23HANDLE_INDEX_LIST mHandleList = {{{NULL,NULL},0,0},0};\r
24\r
25/**\r
26 Constructor for the library.\r
27\r
28 @param[in] ImageHandle Ignored.\r
29 @param[in] SystemTable Ignored.\r
30\r
31 @retval EFI_SUCCESS The operation was successful.\r
32**/\r
33EFI_STATUS\r
34EFIAPI\r
35HandleParsingLibConstructor (\r
36 IN EFI_HANDLE ImageHandle,\r
37 IN EFI_SYSTEM_TABLE *SystemTable\r
38 )\r
39{\r
40 mHandleParsingHiiHandle = HiiAddPackages (&mHandleParsingHiiGuid, gImageHandle, UefiHandleParsingLibStrings, NULL);\r
41 if (mHandleParsingHiiHandle == NULL) {\r
42 return (EFI_DEVICE_ERROR);\r
43 }\r
44\r
45 return (EFI_SUCCESS);\r
46}\r
47\r
48/**\r
49 Destructor for the library. free any resources.\r
50\r
51 @param[in] ImageHandle Ignored.\r
52 @param[in] SystemTable Ignored.\r
53\r
54 @retval EFI_SUCCESS The operation was successful.\r
55**/\r
56EFI_STATUS\r
57EFIAPI\r
58HandleParsingLibDestructor (\r
59 IN EFI_HANDLE ImageHandle,\r
60 IN EFI_SYSTEM_TABLE *SystemTable\r
61 )\r
62{\r
63 if (mHandleParsingHiiHandle != NULL) {\r
64 HiiRemovePackages(mHandleParsingHiiHandle);\r
65 }\r
66 return (EFI_SUCCESS);\r
67}\r
68\r
69/*\r
70CHAR16*\r
71EFIAPI\r
72LoadedImageProtocolDumpInformation(\r
73 IN CONST EFI_HANDLE TheHandle,\r
74 IN CONST BOOLEAN Verbose\r
75 )\r
76{\r
77 EFI_LOADED_IMAGE_PROTOCOL *Image;\r
78 EFI_STATUS Status;\r
79 EFI_DEVICE_PATH_PROTOCOL *DevPath;\r
80 EFI_DEVICE_PATH_PROTOCOL *DevPathNode;\r
81 VOID *Buffer;\r
82 UINTN BufferSize;\r
83 UINT32 AuthenticationStatus;\r
84 EFI_GUID *NameGuid;\r
85 EFI_FIRMWARE_VOLUME_PROTOCOL *FV;\r
86 EFI_FIRMWARE_VOLUME2_PROTOCOL *FV2;\r
87\r
88 FV = NULL;\r
89 FV2 = NULL;\r
90 Buffer = NULL;\r
91 BufferSize = 0;\r
92\r
93 Status = HandleProtocol (\r
94 TheHandle,\r
95 &gEfiLoadedImageProtocolGuid,\r
96 &Image);\r
97 ASSERT_EFI_ERROR(Status);\r
98\r
99 DevPath = UnpackDevicePath (Image->FilePath);\r
100\r
101 if (DevPath == NULL) {\r
102 return NULL;\r
103 }\r
104\r
105 DevPathNode = DevPath;\r
106\r
107 while (!IsDevicePathEnd (DevPathNode)) {\r
108 //\r
109 // Find the Fv File path\r
110 //\r
111 NameGuid = GetNameGuidFromFwVolDevicePathNode ((MEDIA_FW_VOL_FILEPATH_DEVICE_PATH *)DevPathNode);\r
112 if (NameGuid != NULL) {\r
113 Status = BS->HandleProtocol (\r
114 Image->DeviceHandle,\r
115 &gEfiFirmwareVolumeProtocolGuid,\r
116 &FV\r
117 );\r
118 if (!EFI_ERROR (Status)) {\r
119 Status = FV->ReadSection (\r
120 FV,\r
121 NameGuid,\r
122 EFI_SECTION_USER_INTERFACE,\r
123 0,\r
124 &Buffer,\r
125 &BufferSize,\r
126 &AuthenticationStatus\r
127 );\r
128 if (!EFI_ERROR (Status)) {\r
129 break;\r
130 }\r
131\r
132 Buffer = NULL;\r
133 } else {\r
134 Status = BS->HandleProtocol (\r
135 Image->DeviceHandle,\r
136 &gEfiFirmwareVolume2ProtocolGuid,\r
137 &FV2\r
138 );\r
139 if (!EFI_ERROR (Status)) {\r
140 Status = FV2->ReadSection (\r
141 FV2,\r
142 NameGuid,\r
143 EFI_SECTION_USER_INTERFACE,\r
144 0,\r
145 &Buffer,\r
146 &BufferSize,\r
147 &AuthenticationStatus\r
148 );\r
149 if (!EFI_ERROR (Status)) {\r
150 break;\r
151 }\r
152\r
153 Buffer = NULL;\r
154 }\r
155 }\r
156 }\r
157 //\r
158 // Next device path node\r
159 //\r
160 DevPathNode = NextDevicePathNode (DevPathNode);\r
161 }\r
162\r
163 FreePool (DevPath);\r
164 return Buffer;\r
165}\r
166*/\r
167\r
168/**\r
169 Function to dump information about SimpleTextOut.\r
170\r
171 This will allocate the return buffer from boot services pool.\r
172\r
173 @param[in] TheHandle The handle that has SimpleTextOut installed.\r
174 @param[in] Verbose TRUE for additional information, FALSE otherwise.\r
175\r
176 @retval A poitner to a string containing the information.\r
177**/\r
178CHAR16*\r
179EFIAPI\r
180TxtOutProtocolDumpInformation(\r
181 IN CONST EFI_HANDLE TheHandle,\r
182 IN CONST BOOLEAN Verbose\r
183 )\r
184{\r
185 EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *Dev;\r
186 INTN Index;\r
187 UINTN Col;\r
188 UINTN Row;\r
189 EFI_STATUS Status;\r
190 CHAR16 *RetVal;\r
191 UINTN Size;\r
192 CHAR16 *Temp;\r
193 UINTN NewSize;\r
194\r
195 if (!Verbose) {\r
196 return (NULL);\r
197 }\r
198\r
199 RetVal = NULL;\r
200 Size = 0;\r
201\r
202 Status = gBS->HandleProtocol(\r
203 TheHandle,\r
204 &gEfiSimpleTextOutProtocolGuid,\r
205 (VOID**)&Dev);\r
206\r
207 ASSERT_EFI_ERROR(Status);\r
208 ASSERT (Dev != NULL && Dev->Mode != NULL);\r
209\r
210 Size = (Dev->Mode->MaxMode + 1) * 80;\r
211 RetVal = AllocateZeroPool(Size);\r
212\r
213 Temp = HiiGetString(mHandleParsingHiiHandle, STRING_TOKEN(STR_TXT_OUT_DUMP_HEADER), NULL);\r
214 UnicodeSPrint(RetVal, Size, Temp, Dev, Dev->Mode->Attribute);\r
215 FreePool(Temp);\r
216\r
217 //\r
218 // Dump TextOut Info\r
219 //\r
220 Temp = HiiGetString(mHandleParsingHiiHandle, STRING_TOKEN(STR_TXT_OUT_DUMP_LINE), NULL);\r
221 for (Index = 0; Index < Dev->Mode->MaxMode; Index++) {\r
222 Status = Dev->QueryMode (Dev, Index, &Col, &Row);\r
223 NewSize = Size - StrSize(RetVal);\r
224 UnicodeSPrint(\r
225 RetVal + StrLen(RetVal),\r
226 NewSize,\r
227 Temp,\r
228 Index == Dev->Mode->Mode ? L'*' : L' ',\r
229 Index,\r
230 !EFI_ERROR(Status)?Col:-1,\r
231 !EFI_ERROR(Status)?Row:-1\r
232 );\r
233 }\r
234 FreePool(Temp);\r
235 return (RetVal);\r
236}\r
237\r
238STATIC CONST UINTN VersionStringSize = 60;\r
239\r
240/**\r
241 Function to dump information about EfiDriverSupportedEfiVersion protocol.\r
242\r
243 This will allocate the return buffer from boot services pool.\r
244\r
245 @param[in] TheHandle The handle that has the protocol installed.\r
246 @param[in] Verbose TRUE for additional information, FALSE otherwise.\r
247\r
248 @retval A poitner to a string containing the information.\r
249**/\r
250CHAR16*\r
251EFIAPI\r
252DriverEfiVersionProtocolDumpInformation(\r
253 IN CONST EFI_HANDLE TheHandle,\r
254 IN CONST BOOLEAN Verbose\r
255 )\r
256{\r
257 EFI_DRIVER_SUPPORTED_EFI_VERSION_PROTOCOL *DriverEfiVersion;\r
258 EFI_STATUS Status;\r
259 CHAR16 *RetVal;\r
260\r
261 Status = gBS->HandleProtocol(\r
262 TheHandle,\r
263 &gEfiDriverSupportedEfiVersionProtocolGuid,\r
264 (VOID**)&DriverEfiVersion);\r
265\r
266 ASSERT_EFI_ERROR(Status);\r
267\r
268 RetVal = AllocateZeroPool(VersionStringSize);\r
269 ASSERT(RetVal != NULL);\r
270 UnicodeSPrint(RetVal, VersionStringSize, L"0x%08x", DriverEfiVersion->FirmwareVersion);\r
271 return (RetVal);\r
272}\r
273\r
274/**\r
275 Function to dump information about DevicePath protocol.\r
276\r
277 This will allocate the return buffer from boot services pool.\r
278\r
279 @param[in] TheHandle The handle that has the protocol installed.\r
280 @param[in] Verbose TRUE for additional information, FALSE otherwise.\r
281\r
282 @retval A poitner to a string containing the information.\r
283**/\r
284CHAR16*\r
285EFIAPI\r
286DevicePathProtocolDumpInformation(\r
287 IN CONST EFI_HANDLE TheHandle,\r
288 IN CONST BOOLEAN Verbose\r
289 )\r
290{\r
291 EFI_DEVICE_PATH_PROTOCOL *DevPath;\r
292 CHAR16 *Temp;\r
293 CHAR16 *Temp2;\r
294 EFI_STATUS Status;\r
295 EFI_DEVICE_PATH_TO_TEXT_PROTOCOL *DevPathToText;\r
296 Temp = NULL;\r
297\r
298 Status = gBS->LocateProtocol(&gEfiDevicePathToTextProtocolGuid, NULL, (VOID**)&DevPathToText);\r
299 if (!EFI_ERROR(Status)) {\r
300 Status = gBS->OpenProtocol(TheHandle, &gEfiDevicePathProtocolGuid, (VOID**)&DevPath, gImageHandle, NULL, EFI_OPEN_PROTOCOL_GET_PROTOCOL);\r
301 if (!EFI_ERROR(Status)) {\r
302 //\r
303 // I cannot decide whether to allow shortcuts here (the second BOOLEAN on the next line)\r
304 //\r
305 Temp = DevPathToText->ConvertDevicePathToText(DevPath, TRUE, TRUE);\r
306 gBS->CloseProtocol(TheHandle, &gEfiDevicePathProtocolGuid, gImageHandle, NULL);\r
307 }\r
308 }\r
309 if (!Verbose && Temp != NULL && StrLen(Temp) > 30) {\r
310 Temp2 = NULL;\r
311 Temp2 = StrnCatGrow(&Temp2, NULL, Temp+(StrLen(Temp) - 30), 30);\r
312 FreePool(Temp);\r
313 Temp = Temp2;\r
314 }\r
315 return (Temp);\r
316}\r
317\r
318//\r
319// Put the information on the NT32 protocol GUIDs here so we are not dependant on the Nt32Pkg\r
320//\r
321#define LOCAL_EFI_WIN_NT_THUNK_PROTOCOL_GUID \\r
322 { \\r
323 0x58c518b1, 0x76f3, 0x11d4, 0xbc, 0xea, 0x0, 0x80, 0xc7, 0x3c, 0x88, 0x81 \\r
324 }\r
325\r
326#define LOCAL_EFI_WIN_NT_BUS_DRIVER_IO_PROTOCOL_GUID \\r
327 { \\r
328 0x96eb4ad6, 0xa32a, 0x11d4, 0xbc, 0xfd, 0x0, 0x80, 0xc7, 0x3c, 0x88, 0x81 \\r
329 }\r
330\r
331#define LOCAL_EFI_WIN_NT_SERIAL_PORT_GUID \\r
332 { \\r
333 0xc95a93d, 0xa006, 0x11d4, 0xbc, 0xfa, 0x0, 0x80, 0xc7, 0x3c, 0x88, 0x81 \\r
334 }\r
335STATIC CONST EFI_GUID WinNtThunkProtocolGuid = LOCAL_EFI_WIN_NT_THUNK_PROTOCOL_GUID;\r
336STATIC CONST EFI_GUID WinNtIoProtocolGuid = LOCAL_EFI_WIN_NT_BUS_DRIVER_IO_PROTOCOL_GUID;\r
337STATIC CONST EFI_GUID WinNtSerialPortGuid = LOCAL_EFI_WIN_NT_SERIAL_PORT_GUID;\r
338\r
339STATIC CONST PROTOCOL_INFO_BLOCK mGuidStringListNT[] = {\r
340 {STRING_TOKEN(STR_WINNT_THUNK), (EFI_GUID*)&WinNtThunkProtocolGuid, NULL},\r
341 {STRING_TOKEN(STR_WINNT_DRIVER_IO), (EFI_GUID*)&WinNtIoProtocolGuid, NULL},\r
342 {STRING_TOKEN(STR_WINNT_SERIAL_PORT), (EFI_GUID*)&WinNtSerialPortGuid, NULL},\r
343 {STRING_TOKEN(STR_UNKNOWN_DEVICE), NULL, NULL},\r
344};\r
345\r
346STATIC CONST PROTOCOL_INFO_BLOCK mGuidStringList[] = {\r
347 {STRING_TOKEN(STR_LOADED_IMAGE), &gEfiLoadedImageProtocolGuid, NULL},\r
348 {STRING_TOKEN(STR_DEVICE_PATH), &gEfiDevicePathProtocolGuid, DevicePathProtocolDumpInformation},\r
349 {STRING_TOKEN(STR_IMAGE_PATH), &gEfiLoadedImageDevicePathProtocolGuid, DevicePathProtocolDumpInformation},\r
350 {STRING_TOKEN(STR_DEVICE_PATH_UTIL), &gEfiDevicePathUtilitiesProtocolGuid, NULL},\r
351 {STRING_TOKEN(STR_DEVICE_PATH_TXT), &gEfiDevicePathToTextProtocolGuid, NULL},\r
352 {STRING_TOKEN(STR_DEVICE_PATH_FTXT), &gEfiDevicePathFromTextProtocolGuid, NULL},\r
353 {STRING_TOKEN(STR_DEVICE_PATH_PC), &gEfiPcAnsiGuid, NULL},\r
354 {STRING_TOKEN(STR_DEVICE_PATH_VT100), &gEfiVT100Guid, NULL},\r
355 {STRING_TOKEN(STR_DEVICE_PATH_VT100P), &gEfiVT100PlusGuid, NULL},\r
356 {STRING_TOKEN(STR_DEVICE_PATH_VTUTF8), &gEfiVTUTF8Guid, NULL},\r
357 {STRING_TOKEN(STR_DRIVER_BINDING), &gEfiDriverBindingProtocolGuid, NULL},\r
358 {STRING_TOKEN(STR_PLATFORM_OVERRIDE), &gEfiPlatformDriverOverrideProtocolGuid, NULL},\r
359 {STRING_TOKEN(STR_BUS_OVERRIDE), &gEfiBusSpecificDriverOverrideProtocolGuid, NULL},\r
360 {STRING_TOKEN(STR_DRIVER_DIAG), &gEfiDriverDiagnosticsProtocolGuid, NULL},\r
361 {STRING_TOKEN(STR_DRIVER_DIAG2), &gEfiDriverDiagnostics2ProtocolGuid, NULL},\r
362 {STRING_TOKEN(STR_DRIVER_CN), &gEfiComponentNameProtocolGuid, NULL},\r
363 {STRING_TOKEN(STR_DRIVER_CN2), &gEfiComponentName2ProtocolGuid, NULL},\r
364 {STRING_TOKEN(STR_PLAT_DRV_CFG), &gEfiPlatformToDriverConfigurationProtocolGuid, NULL},\r
365 {STRING_TOKEN(STR_DRIVER_VERSION), &gEfiDriverSupportedEfiVersionProtocolGuid, DriverEfiVersionProtocolDumpInformation},\r
366 {STRING_TOKEN(STR_TXT_IN), &gEfiSimpleTextInProtocolGuid, NULL},\r
367 {STRING_TOKEN(STR_TXT_IN_EX), &gEfiSimpleTextInputExProtocolGuid, NULL},\r
368 {STRING_TOKEN(STR_TXT_OUT), &gEfiSimpleTextOutProtocolGuid, TxtOutProtocolDumpInformation},\r
369 {STRING_TOKEN(STR_SIM_POINTER), &gEfiSimplePointerProtocolGuid, NULL},\r
370 {STRING_TOKEN(STR_ABS_POINTER), &gEfiAbsolutePointerProtocolGuid, NULL},\r
371 {STRING_TOKEN(STR_SERIAL_IO), &gEfiSerialIoProtocolGuid, NULL},\r
372 {STRING_TOKEN(STR_GRAPHICS_OUTPUT), &gEfiGraphicsOutputProtocolGuid, NULL},\r
373 {STRING_TOKEN(STR_EDID_DISCOVERED), &gEfiEdidDiscoveredProtocolGuid, NULL},\r
374 {STRING_TOKEN(STR_EDID_ACTIVE), &gEfiEdidActiveProtocolGuid, NULL},\r
375 {STRING_TOKEN(STR_EDID_OVERRIDE), &gEfiEdidOverrideProtocolGuid, NULL},\r
376 {STRING_TOKEN(STR_CON_IN), &gEfiConsoleInDeviceGuid, NULL},\r
377 {STRING_TOKEN(STR_CON_OUT), &gEfiConsoleOutDeviceGuid, NULL},\r
378 {STRING_TOKEN(STR_STD_ERR), &gEfiStandardErrorDeviceGuid, NULL},\r
379 {STRING_TOKEN(STR_LOAD_FILE), &gEfiLoadFileProtocolGuid, NULL},\r
380 {STRING_TOKEN(STR_LOAD_FILE2), &gEfiLoadFile2ProtocolGuid, NULL},\r
381 {STRING_TOKEN(STR_SIMPLE_FILE_SYS), &gEfiSimpleFileSystemProtocolGuid, NULL},\r
382 {STRING_TOKEN(STR_FILE_INFO), &gEfiFileInfoGuid, NULL},\r
383 {STRING_TOKEN(STR_FILE_SYS_INFO), &gEfiFileSystemInfoGuid, NULL},\r
384 {STRING_TOKEN(STR_TAPE_IO), &gEfiTapeIoProtocolGuid, NULL},\r
385 {STRING_TOKEN(STR_DISK_IO), &gEfiDiskIoProtocolGuid, NULL},\r
386 {STRING_TOKEN(STR_BLK_IO), &gEfiBlockIoProtocolGuid, NULL},\r
387 {STRING_TOKEN(STR_UC), &gEfiUnicodeCollationProtocolGuid, NULL},\r
388 {STRING_TOKEN(STR_UC2), &gEfiUnicodeCollation2ProtocolGuid, NULL},\r
389 {STRING_TOKEN(STR_PCIRB_IO), &gEfiPciRootBridgeIoProtocolGuid, NULL},\r
390 {STRING_TOKEN(STR_PCI_IO), &gEfiPciIoProtocolGuid, NULL},\r
391 {STRING_TOKEN(STR_SCSI_PT), &gEfiScsiPassThruProtocolGuid, NULL},\r
392 {STRING_TOKEN(STR_SCSI_IO), &gEfiScsiIoProtocolGuid, NULL},\r
393 {STRING_TOKEN(STR_SCSI_PT_EXT), &gEfiExtScsiPassThruProtocolGuid, NULL},\r
394 {STRING_TOKEN(STR_ISCSI), &gEfiIScsiInitiatorNameProtocolGuid, NULL},\r
395 {STRING_TOKEN(STR_USB_IO), &gEfiUsbIoProtocolGuid, NULL},\r
396 {STRING_TOKEN(STR_USB_HC), &gEfiUsbHcProtocolGuid, NULL},\r
397 {STRING_TOKEN(STR_USB_HC2), &gEfiUsb2HcProtocolGuid, NULL},\r
398 {STRING_TOKEN(STR_DEBUG_SUPPORT), &gEfiDebugSupportProtocolGuid, NULL},\r
399 {STRING_TOKEN(STR_DEBUG_PORT), &gEfiDebugPortProtocolGuid, NULL},\r
400 {STRING_TOKEN(STR_DECOMPRESS), &gEfiDecompressProtocolGuid, NULL},\r
401 {STRING_TOKEN(STR_ACPI_TABLE), &gEfiAcpiTableProtocolGuid, NULL},\r
402 {STRING_TOKEN(STR_EBC_INTERPRETER), &gEfiEbcProtocolGuid, NULL},\r
403 {STRING_TOKEN(STR_SNP), &gEfiSimpleNetworkProtocolGuid, NULL},\r
404 {STRING_TOKEN(STR_NII), &gEfiNetworkInterfaceIdentifierProtocolGuid, NULL},\r
405 {STRING_TOKEN(STR_NII_31), &gEfiNetworkInterfaceIdentifierProtocolGuid_31, NULL},\r
406 {STRING_TOKEN(STR_PXE_BC), &gEfiPxeBaseCodeProtocolGuid, NULL},\r
407 {STRING_TOKEN(STR_PXE_CB), &gEfiPxeBaseCodeCallbackProtocolGuid, NULL},\r
408 {STRING_TOKEN(STR_BIS), &gEfiBisProtocolGuid, NULL},\r
409 {STRING_TOKEN(STR_MNP_SB), &gEfiManagedNetworkServiceBindingProtocolGuid, NULL},\r
410 {STRING_TOKEN(STR_MNP), &gEfiManagedNetworkProtocolGuid, NULL},\r
411 {STRING_TOKEN(STR_ARP_SB), &gEfiArpServiceBindingProtocolGuid, NULL},\r
412 {STRING_TOKEN(STR_ARP), &gEfiArpProtocolGuid, NULL},\r
413 {STRING_TOKEN(STR_DHCPV4_SB), &gEfiDhcp4ServiceBindingProtocolGuid, NULL},\r
414 {STRING_TOKEN(STR_DHCPV4), &gEfiDhcp4ProtocolGuid, NULL},\r
415 {STRING_TOKEN(STR_TCPV4_SB), &gEfiTcp4ServiceBindingProtocolGuid, NULL},\r
416 {STRING_TOKEN(STR_TCPV4), &gEfiTcp4ProtocolGuid, NULL},\r
417 {STRING_TOKEN(STR_IPV4_SB), &gEfiIp4ServiceBindingProtocolGuid, NULL},\r
418 {STRING_TOKEN(STR_IPV4), &gEfiIp4ProtocolGuid, NULL},\r
419 {STRING_TOKEN(STR_IPV4_CFG), &gEfiIp4ConfigProtocolGuid, NULL},\r
420 {STRING_TOKEN(STR_SHELL_PARAMETERS), &gEfiShellParametersProtocolGuid, NULL},\r
421 {STRING_TOKEN(STR_SHELL), &gEfiShellProtocolGuid, NULL},\r
422 {STRING_TOKEN(STR_EFI_GLOBAL_VARIABLE), &gEfiGlobalVariableGuid, NULL},\r
423 {STRING_TOKEN(STR_UDPV4_SB), &gEfiUdp4ServiceBindingProtocolGuid, NULL},\r
424 {STRING_TOKEN(STR_UDPV4), &gEfiUdp4ProtocolGuid, NULL},\r
425 {STRING_TOKEN(STR_MTFTPV4_SB), &gEfiMtftp4ServiceBindingProtocolGuid, NULL},\r
426 {STRING_TOKEN(STR_MTFTPV4), &gEfiMtftp4ProtocolGuid, NULL},\r
427 {STRING_TOKEN(STR_AUTH_INFO), &gEfiAuthenticationInfoProtocolGuid, NULL},\r
428 {STRING_TOKEN(STR_HASH_SB), &gEfiHashServiceBindingProtocolGuid, NULL},\r
429 {STRING_TOKEN(STR_HASH), &gEfiHashProtocolGuid, NULL},\r
430 {STRING_TOKEN(STR_HII_FONT), &gEfiHiiFontProtocolGuid, NULL},\r
431 {STRING_TOKEN(STR_HII_STRING), &gEfiHiiStringProtocolGuid, NULL},\r
432 {STRING_TOKEN(STR_HII_IMAGE), &gEfiHiiImageProtocolGuid, NULL},\r
433 {STRING_TOKEN(STR_HII_DATABASE), &gEfiHiiDatabaseProtocolGuid, NULL},\r
434 {STRING_TOKEN(STR_HII_CONFIG_ROUT), &gEfiHiiConfigRoutingProtocolGuid, NULL},\r
435 {STRING_TOKEN(STR_HII_CONFIG_ACC), &gEfiHiiConfigAccessProtocolGuid, NULL},\r
436 {STRING_TOKEN(STR_HII_FORM_BROWSER2), &gEfiFormBrowser2ProtocolGuid, NULL},\r
437 {STRING_TOKEN(STR_SHELL_INTERFACE), &gEfiShellInterfaceGuid, NULL},\r
438 {STRING_TOKEN(STR_SHELL_ENV2), &gEfiShellEnvironment2Guid, NULL},\r
439 {STRING_TOKEN(STR_SHELL_ENV), &gEfiShellEnvironment2Guid, NULL},\r
440 {STRING_TOKEN(STR_DEVICE_IO), &gEfiDeviceIoProtocolGuid, NULL},\r
441 {STRING_TOKEN(STR_UGA_DRAW), &gEfiUgaDrawProtocolGuid, NULL},\r
442 {STRING_TOKEN(STR_UGA_IO), &gEfiUgaIoProtocolGuid, NULL},\r
443 {STRING_TOKEN(STR_ESP), &gEfiPartTypeSystemPartGuid, NULL},\r
444 {STRING_TOKEN(STR_GPT_NBR), &gEfiPartTypeLegacyMbrGuid, NULL},\r
445 {STRING_TOKEN(STR_DRIVER_CONFIG), &gEfiDriverConfigurationProtocolGuid, NULL},\r
446 {STRING_TOKEN(STR_DRIVER_CONFIG2), &gEfiDriverConfiguration2ProtocolGuid, NULL},\r
447 {STRING_TOKEN(STR_UNKNOWN_DEVICE), NULL, NULL},\r
448};\r
449\r
450/**\r
451 Function to get the node for a protocol or struct from it's GUID.\r
452\r
453 if Guid is NULL, then ASSERT.\r
454\r
455 @param[in] Guid The GUID to look for the name of.\r
456\r
457 @return The node.\r
458**/\r
459CONST PROTOCOL_INFO_BLOCK *\r
460EFIAPI\r
461InternalShellGetNodeFromGuid(\r
462 IN CONST EFI_GUID* Guid\r
463 )\r
464{\r
465 CONST PROTOCOL_INFO_BLOCK *ListWalker;\r
466\r
467 ASSERT(Guid != NULL);\r
468\r
469 if (PcdGetBool(PcdShellIncludeNtGuids)) {\r
470 for (ListWalker = mGuidStringListNT ; ListWalker != NULL && ListWalker->GuidId != NULL ; ListWalker++) {\r
471 if (CompareGuid(ListWalker->GuidId, Guid)) {\r
472 return (ListWalker);\r
473 }\r
474 }\r
475 }\r
476 for (ListWalker = mGuidStringList ; ListWalker != NULL && ListWalker->GuidId != NULL ; ListWalker++) {\r
477 if (CompareGuid(ListWalker->GuidId, Guid)) {\r
478 return (ListWalker);\r
479 }\r
480 }\r
481 return (ListWalker);\r
482}\r
483\r
484/**\r
485 Function to get the name of a protocol or struct from it's GUID.\r
486\r
487 if Guid is NULL, then ASSERT.\r
488\r
489 @param[in] Guid The GUID to look for the name of.\r
490 @param[in] Lang The language to use.\r
491\r
492 @return pointer to string of the name. The caller\r
493 is responsible to free this memory.\r
494**/\r
495CHAR16*\r
496EFIAPI\r
497GetStringNameFromGuid(\r
498 IN CONST EFI_GUID *Guid,\r
499 IN CONST CHAR8 *Lang OPTIONAL\r
500 )\r
501{\r
502 CONST PROTOCOL_INFO_BLOCK *Id;\r
503\r
504 Id = InternalShellGetNodeFromGuid(Guid);\r
505 return (HiiGetString(mHandleParsingHiiHandle, Id->StringId, Lang));\r
506}\r
507\r
508/**\r
509 Function to dump protocol information from a handle.\r
510\r
511 This function will return a allocated string buffer containing the\r
512 information. The caller is responsible for freeing the memory.\r
513\r
514 If Guid is NULL, ASSERT().\r
515 If TheHandle is NULL, ASSERT().\r
516\r
517 @param[in] TheHandle The handle to dump information from.\r
518 @param[in] Guid The GUID of the protocol to dump.\r
519 @param[in] Verbose TRUE for extra info. FALSE otherwise.\r
520\r
521 @return The pointer to string.\r
522 @retval NULL An error was encountered.\r
523**/\r
524CHAR16*\r
525EFIAPI\r
526GetProtocolInformationDump(\r
527 IN CONST EFI_HANDLE TheHandle,\r
528 IN CONST EFI_GUID *Guid,\r
529 IN CONST BOOLEAN Verbose\r
530 )\r
531{\r
532 CONST PROTOCOL_INFO_BLOCK *Id;\r
533\r
534 ASSERT(TheHandle != NULL);\r
535 ASSERT(Guid != NULL);\r
536\r
537 if (TheHandle == NULL || Guid == NULL) {\r
538 return (NULL);\r
539 }\r
540\r
541 Id = InternalShellGetNodeFromGuid(Guid);\r
542 if (Id != NULL && Id->DumpInfo != NULL) {\r
543 return (Id->DumpInfo(TheHandle, Verbose));\r
544 }\r
545 return (NULL);\r
546}\r
547\r
548/**\r
549 Function to get the Guid for a protocol or struct based on it's string name.\r
550\r
551 @param[in] Name The pointer to the string name.\r
552 @param[in] Lang The pointer to the language code.\r
553 @param[in] Guid The pointer to the Guid.\r
554\r
555 @retval EFI_SUCCESS The operation was sucessful.\r
556**/\r
557EFI_STATUS\r
558EFIAPI\r
559GetGuidFromStringName(\r
560 IN CONST CHAR16 *Name,\r
561 IN CONST CHAR8 *Lang OPTIONAL,\r
562 IN EFI_GUID **Guid\r
563 )\r
564{\r
565 CONST PROTOCOL_INFO_BLOCK *ListWalker;\r
566 CHAR16 *String;\r
567\r
568 ASSERT(Guid != NULL);\r
569 if (Guid == NULL) {\r
570 return (EFI_INVALID_PARAMETER);\r
571 }\r
572 *Guid = NULL;\r
573\r
574 if (PcdGetBool(PcdShellIncludeNtGuids)) {\r
575 for (ListWalker = mGuidStringListNT ; ListWalker != NULL && ListWalker->GuidId != NULL ; ListWalker++) {\r
576 String = HiiGetString(mHandleParsingHiiHandle, ListWalker->StringId, Lang);\r
577 if (Name != NULL && String != NULL && StrCmp(Name, String)==0) {\r
578 *Guid = ListWalker->GuidId;\r
579 }\r
580 SHELL_FREE_NON_NULL(String);\r
581 if (*Guid != NULL) {\r
582 return (EFI_SUCCESS);\r
583 }\r
584 }\r
585 }\r
586 for (ListWalker = mGuidStringList ; ListWalker != NULL && ListWalker->GuidId != NULL ; ListWalker++) {\r
587 String = HiiGetString(mHandleParsingHiiHandle, ListWalker->StringId, Lang);\r
588 if (Name != NULL && String != NULL && StrCmp(Name, String)==0) {\r
589 *Guid = ListWalker->GuidId;\r
590 }\r
591 SHELL_FREE_NON_NULL(String);\r
592 if (*Guid != NULL) {\r
593 return (EFI_SUCCESS);\r
594 }\r
595 }\r
596 return (EFI_NOT_FOUND);\r
597}\r
598\r
599/**\r
600 Function to retrieve the driver name (if possible) from the ComponentName or\r
601 ComponentName2 protocol\r
602\r
603 @param[in] TheHandle The driver handle to get the name of.\r
604 @param[in] Language The language to use.\r
605\r
606 @retval NULL The name could not be found.\r
607 @return A pointer to the string name. Do not de-allocate the memory.\r
608**/\r
609CONST CHAR16*\r
610EFIAPI\r
611GetStringNameFromHandle(\r
612 IN CONST EFI_HANDLE TheHandle,\r
613 IN CONST CHAR8 *Language\r
614 )\r
615{\r
616 EFI_COMPONENT_NAME2_PROTOCOL *CompNameStruct;\r
617 EFI_STATUS Status;\r
618 CHAR16 *RetVal;\r
619\r
620 Status = gBS->OpenProtocol(\r
621 TheHandle,\r
622 &gEfiComponentName2ProtocolGuid,\r
623 (VOID**)&CompNameStruct,\r
624 gImageHandle,\r
625 NULL,\r
626 EFI_OPEN_PROTOCOL_GET_PROTOCOL);\r
627 if (!EFI_ERROR(Status)) {\r
628 Status = CompNameStruct->GetDriverName(CompNameStruct, (CHAR8*)Language, &RetVal);\r
629 if (!EFI_ERROR(Status)) {\r
630 return (RetVal);\r
631 }\r
632 }\r
633 Status = gBS->OpenProtocol(\r
634 TheHandle,\r
635 &gEfiComponentNameProtocolGuid,\r
636 (VOID**)&CompNameStruct,\r
637 gImageHandle,\r
638 NULL,\r
639 EFI_OPEN_PROTOCOL_GET_PROTOCOL);\r
640 if (!EFI_ERROR(Status)) {\r
641 Status = CompNameStruct->GetDriverName(CompNameStruct, (CHAR8*)Language, &RetVal);\r
642 if (!EFI_ERROR(Status)) {\r
643 return (RetVal);\r
644 }\r
645 }\r
646 return (NULL);\r
647}\r
648\r
649/**\r
650 Function to initialize the file global mHandleList object for use in\r
651 vonverting handles to index and index to handle.\r
652\r
653 @retval EFI_SUCCESS The operation was successful.\r
654**/\r
655EFI_STATUS\r
656EFIAPI\r
657InternalShellInitHandleList(\r
658 VOID\r
659 )\r
660{\r
661 EFI_STATUS Status;\r
662 EFI_HANDLE *HandleBuffer;\r
663 UINTN HandleCount;\r
664 HANDLE_LIST *ListWalker;\r
665\r
666 if (mHandleList.NextIndex != 0) {\r
667 return EFI_SUCCESS;\r
668 }\r
669 InitializeListHead(&mHandleList.List.Link);\r
670 mHandleList.NextIndex = 1;\r
671 Status = gBS->LocateHandleBuffer (\r
672 AllHandles,\r
673 NULL,\r
674 NULL,\r
675 &HandleCount,\r
676 &HandleBuffer\r
677 );\r
678 ASSERT_EFI_ERROR(Status);\r
679 if (EFI_ERROR(Status)) {\r
680 return (Status);\r
681 }\r
682 for (mHandleList.NextIndex = 1 ; mHandleList.NextIndex <= HandleCount ; mHandleList.NextIndex++){\r
683 ListWalker = AllocateZeroPool(sizeof(HANDLE_LIST));\r
684 ASSERT(ListWalker != NULL);\r
685 ListWalker->TheHandle = HandleBuffer[mHandleList.NextIndex-1];\r
686 ListWalker->TheIndex = mHandleList.NextIndex;\r
687 InsertTailList(&mHandleList.List.Link,&ListWalker->Link);\r
688 }\r
689 FreePool(HandleBuffer);\r
690 return (EFI_SUCCESS);\r
691}\r
692\r
693/**\r
694 Function to retrieve the human-friendly index of a given handle. If the handle\r
695 does not have a index one will be automatically assigned. The index value is valid\r
696 until the termination of the shell application.\r
697\r
698 @param[in] TheHandle The handle to retrieve an index for.\r
699\r
700 @retval 0 A memory allocation failed.\r
701 @return The index of the handle.\r
702\r
703**/\r
704UINTN\r
705EFIAPI\r
706ConvertHandleToHandleIndex(\r
707 IN CONST EFI_HANDLE TheHandle\r
708 )\r
709{\r
710 HANDLE_LIST *ListWalker;\r
711 if (TheHandle == NULL) {\r
712 return 0;\r
713 }\r
714\r
715 InternalShellInitHandleList();\r
716\r
717 for (ListWalker = (HANDLE_LIST*)GetFirstNode(&mHandleList.List.Link)\r
718 ; !IsNull(&mHandleList.List.Link,&ListWalker->Link)\r
719 ; ListWalker = (HANDLE_LIST*)GetNextNode(&mHandleList.List.Link,&ListWalker->Link)\r
720 ){\r
721 if (ListWalker->TheHandle == TheHandle) {\r
722 return (ListWalker->TheIndex);\r
723 }\r
724 }\r
725 ListWalker = AllocateZeroPool(sizeof(HANDLE_LIST));\r
726 ASSERT(ListWalker != NULL);\r
727 ListWalker->TheHandle = TheHandle;\r
728 ListWalker->TheIndex = mHandleList.NextIndex++;\r
729 InsertTailList(&mHandleList.List.Link,&ListWalker->Link);\r
730 return (ListWalker->TheIndex);\r
731}\r
732\r
733\r
734\r
735/**\r
736 Function to retrieve the EFI_HANDLE from the human-friendly index.\r
737\r
738 @param[in] TheIndex The index to retrieve the EFI_HANDLE for.\r
739\r
740 @retval NULL The index was invalid.\r
741 @return The EFI_HANDLE that index represents.\r
742\r
743**/\r
744EFI_HANDLE\r
745EFIAPI\r
746ConvertHandleIndexToHandle(\r
747 IN CONST UINTN TheIndex\r
748 )\r
749{\r
750 HANDLE_LIST *ListWalker;\r
751\r
752 InternalShellInitHandleList();\r
753\r
754 if (TheIndex >= mHandleList.NextIndex) {\r
755 return (NULL);\r
756 }\r
757\r
758 for (ListWalker = (HANDLE_LIST*)GetFirstNode(&mHandleList.List.Link)\r
759 ; !IsNull(&mHandleList.List.Link,&ListWalker->Link)\r
760 ; ListWalker = (HANDLE_LIST*)GetNextNode(&mHandleList.List.Link,&ListWalker->Link)\r
761 ){\r
762 if (ListWalker->TheIndex == TheIndex) {\r
763 return (ListWalker->TheHandle);\r
764 }\r
765 }\r
766 return (NULL);\r
767}\r
768\r
769/**\r
770 Gets all the related EFI_HANDLEs based on the mask supplied.\r
771\r
772 This function scans all EFI_HANDLES in the UEFI environment's handle database\r
773 and returns the ones with the specified relationship (Mask) to the specified\r
774 controller handle.\r
775\r
776 If both DriverBindingHandle and ControllerHandle are NULL, then ASSERT.\r
777 If MatchingHandleCount is NULL, then ASSERT.\r
778\r
779 If MatchingHandleBuffer is not NULL upon a successful return the memory must be\r
780 caller freed.\r
781\r
782 @param[in] DriverBindingHandle The handle with Driver Binding protocol on it.\r
783 @param[in] ControllerHandle The handle with Device Path protocol on it.\r
784 @param[in] MatchingHandleCount The pointer to UINTN that specifies the number of HANDLES in\r
785 MatchingHandleBuffer.\r
786 @param[out] MatchingHandleBuffer On a successful return, a buffer of MatchingHandleCount\r
787 EFI_HANDLEs with a terminating NULL EFI_HANDLE.\r
788 @param[out] HandleType An array of type information.\r
789\r
790 @retval EFI_SUCCESS The operation was successful, and any related handles\r
791 are in MatchingHandleBuffer.\r
792 @retval EFI_NOT_FOUND No matching handles were found.\r
793 @retval EFI_INVALID_PARAMETER A parameter was invalid or out of range.\r
794**/\r
795EFI_STATUS\r
796EFIAPI\r
797ParseHandleDatabaseByRelationshipWithType (\r
798 IN CONST EFI_HANDLE DriverBindingHandle OPTIONAL,\r
799 IN CONST EFI_HANDLE ControllerHandle OPTIONAL,\r
800 IN UINTN *HandleCount,\r
801 OUT EFI_HANDLE **HandleBuffer,\r
802 OUT UINTN **HandleType\r
803 )\r
804{\r
805 EFI_STATUS Status;\r
806 UINTN HandleIndex;\r
807 EFI_GUID **ProtocolGuidArray;\r
808 UINTN ArrayCount;\r
809 UINTN ProtocolIndex;\r
810 EFI_OPEN_PROTOCOL_INFORMATION_ENTRY *OpenInfo;\r
811 UINTN OpenInfoCount;\r
812 UINTN OpenInfoIndex;\r
813 UINTN ChildIndex;\r
814\r
815 ASSERT(HandleCount != NULL);\r
816 ASSERT(HandleBuffer != NULL);\r
817 ASSERT(HandleType != NULL);\r
818 ASSERT(DriverBindingHandle != NULL || ControllerHandle != NULL);\r
819\r
820 *HandleCount = 0;\r
821 *HandleBuffer = NULL;\r
822 *HandleType = NULL;\r
823\r
824 //\r
825 // Retrieve the list of all handles from the handle database\r
826 //\r
827 Status = gBS->LocateHandleBuffer (\r
828 AllHandles,\r
829 NULL,\r
830 NULL,\r
831 HandleCount,\r
832 HandleBuffer\r
833 );\r
834 if (EFI_ERROR (Status)) {\r
835 return (Status);\r
836 }\r
837\r
838 *HandleType = AllocateZeroPool (*HandleCount * sizeof (UINTN));\r
839 ASSERT(*HandleType != NULL);\r
840\r
841 for (HandleIndex = 0; HandleIndex < *HandleCount; HandleIndex++) {\r
842 //\r
843 // Retrieve the list of all the protocols on each handle\r
844 //\r
845 Status = gBS->ProtocolsPerHandle (\r
846 (*HandleBuffer)[HandleIndex],\r
847 &ProtocolGuidArray,\r
848 &ArrayCount\r
849 );\r
850 if (!EFI_ERROR (Status)) {\r
851\r
852 for (ProtocolIndex = 0; ProtocolIndex < ArrayCount; ProtocolIndex++) {\r
853\r
854 //\r
855 // Set the bit describing what this handle has\r
856 //\r
857 if (CompareGuid (ProtocolGuidArray[ProtocolIndex], &gEfiLoadedImageProtocolGuid) ) {\r
858 (*HandleType)[HandleIndex] |= HR_IMAGE_HANDLE;\r
859 } else if (CompareGuid (ProtocolGuidArray[ProtocolIndex], &gEfiDriverBindingProtocolGuid) ) {\r
860 (*HandleType)[HandleIndex] |= HR_DRIVER_BINDING_HANDLE;\r
861 } else if (CompareGuid (ProtocolGuidArray[ProtocolIndex], &gEfiDriverConfiguration2ProtocolGuid)) {\r
862 (*HandleType)[HandleIndex] |= HR_DRIVER_CONFIGURATION_HANDLE;\r
863 } else if (CompareGuid (ProtocolGuidArray[ProtocolIndex], &gEfiDriverConfigurationProtocolGuid) ) {\r
864 (*HandleType)[HandleIndex] |= HR_DRIVER_CONFIGURATION_HANDLE;\r
865 } else if (CompareGuid (ProtocolGuidArray[ProtocolIndex], &gEfiDriverDiagnostics2ProtocolGuid) ) {\r
866 (*HandleType)[HandleIndex] |= HR_DRIVER_DIAGNOSTICS_HANDLE;\r
867 } else if (CompareGuid (ProtocolGuidArray[ProtocolIndex], &gEfiDriverDiagnosticsProtocolGuid) ) {\r
868 (*HandleType)[HandleIndex] |= HR_DRIVER_DIAGNOSTICS_HANDLE;\r
869 } else if (CompareGuid (ProtocolGuidArray[ProtocolIndex], &gEfiComponentName2ProtocolGuid) ) {\r
870 (*HandleType)[HandleIndex] |= HR_COMPONENT_NAME_HANDLE;\r
871 } else if (CompareGuid (ProtocolGuidArray[ProtocolIndex], &gEfiComponentNameProtocolGuid) ) {\r
872 (*HandleType)[HandleIndex] |= HR_COMPONENT_NAME_HANDLE;\r
873 } else if (CompareGuid (ProtocolGuidArray[ProtocolIndex], &gEfiDevicePathProtocolGuid) ) {\r
874 (*HandleType)[HandleIndex] |= HR_DEVICE_HANDLE;\r
875 } else {\r
876 DEBUG_CODE_BEGIN();\r
877 ASSERT((*HandleType)[HandleIndex] == (*HandleType)[HandleIndex]);\r
878 DEBUG_CODE_END();\r
879 }\r
880 //\r
881 // Retrieve the list of agents that have opened each protocol\r
882 //\r
883 Status = gBS->OpenProtocolInformation (\r
884 (*HandleBuffer)[HandleIndex],\r
885 ProtocolGuidArray[ProtocolIndex],\r
886 &OpenInfo,\r
887 &OpenInfoCount\r
888 );\r
889 if (!EFI_ERROR (Status)) {\r
890 for (OpenInfoIndex = 0; OpenInfoIndex < OpenInfoCount; OpenInfoIndex++) {\r
891 if (DriverBindingHandle != NULL && OpenInfo[OpenInfoIndex].AgentHandle == DriverBindingHandle) {\r
892 if ((OpenInfo[OpenInfoIndex].Attributes & EFI_OPEN_PROTOCOL_BY_DRIVER) == EFI_OPEN_PROTOCOL_BY_DRIVER) {\r
893 (*HandleType)[HandleIndex] |= (HR_DEVICE_HANDLE | HR_CONTROLLER_HANDLE);\r
894 }\r
895 if (ControllerHandle != NULL && (*HandleBuffer)[HandleIndex] == ControllerHandle) {\r
896 if ((OpenInfo[OpenInfoIndex].Attributes & EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER) == EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER) {\r
897 for (ChildIndex = 0; ChildIndex < *HandleCount; ChildIndex++) {\r
898 if ((*HandleBuffer)[ChildIndex] == OpenInfo[OpenInfoIndex].ControllerHandle) {\r
899 (*HandleType)[ChildIndex] |= (HR_DEVICE_HANDLE | HR_CHILD_HANDLE);\r
900 }\r
901 }\r
902 }\r
903 }\r
904 }\r
905 if (DriverBindingHandle == NULL && OpenInfo[OpenInfoIndex].ControllerHandle == ControllerHandle) {\r
906 if ((OpenInfo[OpenInfoIndex].Attributes & EFI_OPEN_PROTOCOL_BY_DRIVER) == EFI_OPEN_PROTOCOL_BY_DRIVER) {\r
907 for (ChildIndex = 0; ChildIndex < *HandleCount; ChildIndex++) {\r
908 if ((*HandleBuffer)[ChildIndex] == OpenInfo[OpenInfoIndex].AgentHandle) {\r
909 (*HandleType)[ChildIndex] |= HR_DEVICE_DRIVER;\r
910 }\r
911 }\r
912 }\r
913 if ((OpenInfo[OpenInfoIndex].Attributes & EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER) == EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER) {\r
914 (*HandleType)[HandleIndex] |= HR_PARENT_HANDLE;\r
915 for (ChildIndex = 0; ChildIndex < *HandleCount; ChildIndex++) {\r
916 if ((*HandleBuffer)[ChildIndex] == OpenInfo[OpenInfoIndex].AgentHandle) {\r
917 (*HandleType)[ChildIndex] |= HR_BUS_DRIVER;\r
918 }\r
919 }\r
920 }\r
921 }\r
922 }\r
923\r
924 FreePool (OpenInfo);\r
925 }\r
926 }\r
927\r
928 FreePool (ProtocolGuidArray);\r
929 }\r
930 }\r
931\r
932 if (EFI_ERROR(Status)) {\r
933 if (*HandleType != NULL) {\r
934 FreePool (*HandleType);\r
935 }\r
936 if (*HandleBuffer != NULL) {\r
937 FreePool (*HandleBuffer);\r
938 }\r
939\r
940 *HandleCount = 0;\r
941 *HandleBuffer = NULL;\r
942 *HandleType = NULL;\r
943 }\r
944\r
945 return Status;\r
946}\r
947\r
948/**\r
949 Gets all the related EFI_HANDLEs based on the single EFI_HANDLE and the mask\r
950 supplied.\r
951\r
952 This function will scan all EFI_HANDLES in the UEFI environment's handle database\r
953 and return all the ones with the specified relationship (Mask) to the specified\r
954 controller handle.\r
955\r
956 If both DriverBindingHandle and ControllerHandle are NULL, then ASSERT.\r
957 If MatchingHandleCount is NULL, then ASSERT.\r
958\r
959 If MatchingHandleBuffer is not NULL upon a sucessful return the memory must be\r
960 caller freed.\r
961\r
962 @param[in] DriverBindingHandle Handle to a object with Driver Binding protocol\r
963 on it.\r
964 @param[in] ControllerHandle Handle to a device with Device Path protocol on it.\r
965 @param[in] Mask Mask of what relationship(s) is desired.\r
966 @param[in] MatchingHandleCount Poitner to UINTN specifying number of HANDLES in\r
967 MatchingHandleBuffer.\r
968 @param[out] MatchingHandleBuffer On a sucessful return a buffer of MatchingHandleCount\r
969 EFI_HANDLEs and a terminating NULL EFI_HANDLE.\r
970\r
971 @retval EFI_SUCCESS The operation was sucessful and any related handles\r
972 are in MatchingHandleBuffer;\r
973 @retval EFI_NOT_FOUND No matching handles were found.\r
974 @retval EFI_INVALID_PARAMETER A parameter was invalid or out of range.\r
975**/\r
976EFI_STATUS\r
977EFIAPI\r
978ParseHandleDatabaseByRelationship (\r
979 IN CONST EFI_HANDLE DriverBindingHandle OPTIONAL,\r
980 IN CONST EFI_HANDLE ControllerHandle OPTIONAL,\r
981 IN CONST UINTN Mask,\r
982 IN UINTN *MatchingHandleCount,\r
983 OUT EFI_HANDLE **MatchingHandleBuffer OPTIONAL\r
984 )\r
985{\r
986 EFI_STATUS Status;\r
987 UINTN HandleCount;\r
988 EFI_HANDLE *HandleBuffer;\r
989 UINTN *HandleType;\r
990 UINTN HandleIndex;\r
991\r
992 ASSERT(MatchingHandleCount != NULL);\r
993 ASSERT(DriverBindingHandle != NULL || ControllerHandle != NULL);\r
994\r
995 if ((Mask & HR_VALID_MASK) != Mask) {\r
996 return (EFI_INVALID_PARAMETER);\r
997 }\r
998\r
999 if ((Mask & HR_CHILD_HANDLE) != 0 && DriverBindingHandle == NULL) {\r
1000 return (EFI_INVALID_PARAMETER);\r
1001 }\r
1002\r
1003 *MatchingHandleCount = 0;\r
1004 if (MatchingHandleBuffer != NULL) {\r
1005 *MatchingHandleBuffer = NULL;\r
1006 }\r
1007\r
1008 HandleBuffer = NULL;\r
1009 HandleType = NULL;\r
1010\r
1011 Status = ParseHandleDatabaseByRelationshipWithType (\r
1012 DriverBindingHandle,\r
1013 ControllerHandle,\r
1014 &HandleCount,\r
1015 &HandleBuffer,\r
1016 &HandleType\r
1017 );\r
1018 if (!EFI_ERROR (Status)) {\r
1019 //\r
1020 // Count the number of handles that match the attributes in Mask\r
1021 //\r
1022 for (HandleIndex = 0; HandleIndex < HandleCount; HandleIndex++) {\r
1023 if ((HandleType[HandleIndex] & Mask) == Mask) {\r
1024 (*MatchingHandleCount)++;\r
1025 }\r
1026 }\r
1027 //\r
1028 // If no handles match the attributes in Mask then return EFI_NOT_FOUND\r
1029 //\r
1030 if (*MatchingHandleCount == 0) {\r
1031 Status = EFI_NOT_FOUND;\r
1032 } else {\r
1033\r
1034 if (MatchingHandleBuffer == NULL) {\r
1035 //\r
1036 // Someone just wanted the count...\r
1037 //\r
1038 Status = EFI_SUCCESS;\r
1039 } else {\r
1040 //\r
1041 // Allocate a handle buffer for the number of handles that matched the attributes in Mask\r
1042 //\r
1043 *MatchingHandleBuffer = AllocateZeroPool ((*MatchingHandleCount +1)* sizeof (EFI_HANDLE));\r
1044 ASSERT(*MatchingHandleBuffer != NULL);\r
1045\r
1046 for (HandleIndex = 0,*MatchingHandleCount = 0\r
1047 ; HandleIndex < HandleCount\r
1048 ; HandleIndex++\r
1049 ){\r
1050 //\r
1051 // Fill the allocated buffer with the handles that matched the attributes in Mask\r
1052 //\r
1053 if ((HandleType[HandleIndex] & Mask) == Mask) {\r
1054 (*MatchingHandleBuffer)[(*MatchingHandleCount)++] = HandleBuffer[HandleIndex];\r
1055 }\r
1056 }\r
1057\r
1058 //\r
1059 // Make the last one NULL\r
1060 //\r
1061 (*MatchingHandleBuffer)[*MatchingHandleCount] = NULL;\r
1062\r
1063 Status = EFI_SUCCESS;\r
1064 } // MacthingHandleBuffer == NULL (ELSE)\r
1065 } // *MatchingHandleCount == 0 (ELSE)\r
1066 } // no error on ParseHandleDatabaseByRelationshipWithType\r
1067\r
1068 if (HandleBuffer != NULL) {\r
1069 FreePool (HandleBuffer);\r
1070 }\r
1071\r
1072 if (HandleType != NULL) {\r
1073 FreePool (HandleType);\r
1074 }\r
1075\r
1076 return Status;\r
1077}\r
1078\r
1079/**\r
1080 Gets handles for any child controllers of the passed in controller.\r
1081\r
1082 @param[in] ControllerHandle The handle of the "parent controller"\r
1083 @param[in] MatchingHandleCount Pointer to the number of handles in\r
1084 MatchingHandleBuffer on return.\r
1085 @param[out] MatchingHandleBuffer Buffer containing handles on a successful\r
1086 return.\r
1087\r
1088\r
1089 @retval EFI_SUCCESS The operation was sucessful.\r
1090**/\r
1091EFI_STATUS\r
1092EFIAPI\r
1093ParseHandleDatabaseForChildControllers(\r
1094 IN CONST EFI_HANDLE ControllerHandle,\r
1095 IN UINTN *MatchingHandleCount,\r
1096 OUT EFI_HANDLE **MatchingHandleBuffer OPTIONAL\r
1097 )\r
1098{\r
1099 EFI_STATUS Status;\r
1100// UINTN HandleIndex;\r
1101 UINTN DriverBindingHandleCount;\r
1102 EFI_HANDLE *DriverBindingHandleBuffer;\r
1103 UINTN DriverBindingHandleIndex;\r
1104 UINTN ChildControllerHandleCount;\r
1105 EFI_HANDLE *ChildControllerHandleBuffer;\r
1106 UINTN ChildControllerHandleIndex;\r
1107// BOOLEAN Found;\r
1108 EFI_HANDLE *HandleBufferForReturn;\r
1109\r
1110 if (MatchingHandleCount == NULL) {\r
1111 return (EFI_INVALID_PARAMETER);\r
1112 }\r
1113 *MatchingHandleCount = 0;\r
1114\r
1115 Status = PARSE_HANDLE_DATABASE_UEFI_DRIVERS (\r
1116 ControllerHandle,\r
1117 &DriverBindingHandleCount,\r
1118 &DriverBindingHandleBuffer\r
1119 );\r
1120 if (EFI_ERROR (Status)) {\r
1121 return Status;\r
1122 }\r
1123\r
1124 //\r
1125 // Get a buffer big enough for all the controllers.\r
1126 //\r
1127 HandleBufferForReturn = GetHandleListByProtocol(&gEfiDevicePathProtocolGuid);\r
1128 if (HandleBufferForReturn == NULL) {\r
1129 FreePool (DriverBindingHandleBuffer);\r
1130 return (EFI_NOT_FOUND);\r
1131 }\r
1132\r
1133 for (DriverBindingHandleIndex = 0; DriverBindingHandleIndex < DriverBindingHandleCount; DriverBindingHandleIndex++) {\r
1134 Status = PARSE_HANDLE_DATABASE_MANAGED_CHILDREN (\r
1135 DriverBindingHandleBuffer[DriverBindingHandleIndex],\r
1136 ControllerHandle,\r
1137 &ChildControllerHandleCount,\r
1138 &ChildControllerHandleBuffer\r
1139 );\r
1140 if (EFI_ERROR (Status)) {\r
1141 continue;\r
1142 }\r
1143\r
1144 for (ChildControllerHandleIndex = 0;\r
1145 ChildControllerHandleIndex < ChildControllerHandleCount;\r
1146 ChildControllerHandleIndex++\r
1147 ) {\r
1148// Found = FALSE;\r
1149 HandleBufferForReturn[(*MatchingHandleCount)++] = ChildControllerHandleBuffer[ChildControllerHandleIndex];\r
1150// for (HandleIndex = 0; HandleBufferForReturn[HandleIndex] != NULL; HandleIndex++) {\r
1151// if (HandleBufferForReturn[HandleIndex] == ChildControllerHandleBuffer[ChildControllerHandleIndex]) {\r
1152// Found = TRUE;\r
1153// break;\r
1154// }\r
1155// }\r
1156\r
1157// if (Found) {\r
1158// HandleBufferForReturn[(*MatchingHandleCount)++] = ChildControllerHandleBuffer[ChildControllerHandleIndex];\r
1159// }\r
1160 }\r
1161\r
1162 FreePool (ChildControllerHandleBuffer);\r
1163 }\r
1164\r
1165 FreePool (DriverBindingHandleBuffer);\r
1166\r
1167 if (MatchingHandleBuffer != NULL) {\r
1168 *MatchingHandleBuffer = HandleBufferForReturn;\r
1169 } else {\r
1170 FreePool(HandleBufferForReturn);\r
1171 }\r
1172\r
1173 return (EFI_SUCCESS);\r
1174}\r
1175\r
1176/**\r
1177 Appends 1 buffer to another buffer. This will re-allocate the destination buffer\r
1178 if necessary to fit all of the data.\r
1179\r
1180 If DestinationBuffer is NULL, then ASSERT().\r
1181\r
1182 @param[in,out] DestinationBuffer The pointer to the pointer to the buffer to append onto.\r
1183 @param[in,out] DestinationSize The pointer to the size of DestinationBuffer.\r
1184 @param[in] SourceBuffer The pointer to the buffer to append onto DestinationBuffer.\r
1185 @param[in] SourceSize The number of bytes of SourceBuffer to append.\r
1186\r
1187 @retval NULL A memory allocation failed.\r
1188 @retval NULL A parameter was invalid.\r
1189 @return A pointer to (*DestinationBuffer).\r
1190**/\r
1191VOID*\r
1192EFIAPI\r
1193BuffernCatGrow (\r
1194 IN OUT VOID **DestinationBuffer,\r
1195 IN OUT UINTN *DestinationSize,\r
1196 IN VOID *SourceBuffer,\r
1197 IN UINTN SourceSize\r
1198 )\r
1199{\r
1200 UINTN LocalDestinationSize;\r
1201 UINTN LocalDestinationFinalSize;\r
1202\r
1203 ASSERT(DestinationBuffer != NULL);\r
1204\r
1205 if (SourceSize == 0 || SourceBuffer == NULL) {\r
1206 return (*DestinationBuffer);\r
1207 }\r
1208\r
1209 if (DestinationSize == NULL) {\r
1210 LocalDestinationSize = 0;\r
1211 } else {\r
1212 LocalDestinationSize = *DestinationSize;\r
1213 }\r
1214\r
1215 LocalDestinationFinalSize = LocalDestinationSize + SourceSize;\r
1216\r
1217 if (DestinationSize != NULL) {\r
1218 *DestinationSize = LocalDestinationSize;\r
1219 }\r
1220\r
1221 if (LocalDestinationSize == 0) {\r
1222 // allcoate\r
1223 *DestinationBuffer = AllocateZeroPool(LocalDestinationFinalSize);\r
1224 } else {\r
1225 // reallocate\r
1226 *DestinationBuffer = ReallocatePool(LocalDestinationSize, LocalDestinationFinalSize, *DestinationBuffer);\r
1227 }\r
1228\r
1229 ASSERT(*DestinationBuffer != NULL);\r
1230\r
1231 // copy\r
1232 return (CopyMem(((UINT8*)(*DestinationBuffer)) + LocalDestinationSize, SourceBuffer, SourceSize));\r
1233}\r
1234\r
1235/**\r
1236 Gets handles for any child devices produced by the passed in driver.\r
1237\r
1238 @param[in] DriverHandle The handle of the driver.\r
1239 @param[in] MatchingHandleCount Pointer to the number of handles in\r
1240 MatchingHandleBuffer on return.\r
1241 @param[out] MatchingHandleBuffer Buffer containing handles on a successful\r
1242 return.\r
1243 @retval EFI_SUCCESS The operation was sucessful.\r
1244 @sa ParseHandleDatabaseByRelationship\r
1245**/\r
1246EFI_STATUS\r
1247EFIAPI\r
1248ParseHandleDatabaseForChildDevices(\r
1249 IN CONST EFI_HANDLE DriverHandle,\r
1250 IN UINTN *MatchingHandleCount,\r
1251 OUT EFI_HANDLE **MatchingHandleBuffer OPTIONAL\r
1252 )\r
1253{\r
1254 EFI_HANDLE *Buffer;\r
1255 EFI_HANDLE *Buffer2;\r
1256 UINTN Count1;\r
1257 UINTN Count2;\r
1258 UINTN HandleIndex;\r
1259 EFI_STATUS Status;\r
1260 UINTN HandleBufferSize;\r
1261\r
1262 ASSERT(MatchingHandleCount != NULL);\r
1263\r
1264 HandleBufferSize = 0;\r
1265 Buffer = NULL;\r
1266 Buffer2 = NULL;\r
1267 *MatchingHandleCount = 0;\r
1268\r
1269 Status = PARSE_HANDLE_DATABASE_DEVICES (\r
1270 DriverHandle,\r
1271 &Count1,\r
1272 &Buffer\r
1273 );\r
1274 if (!EFI_ERROR (Status)) {\r
1275 for (HandleIndex = 0; HandleIndex < Count1; HandleIndex++) {\r
1276 //\r
1277 // now find the children\r
1278 //\r
1279 Status = PARSE_HANDLE_DATABASE_MANAGED_CHILDREN (\r
1280 DriverHandle,\r
1281 Buffer[HandleIndex],\r
1282 &Count2,\r
1283 &Buffer2\r
1284 );\r
1285 if (EFI_ERROR(Status)) {\r
1286 break;\r
1287 }\r
1288 //\r
1289 // save out required and optional data elements\r
1290 //\r
1291 *MatchingHandleCount += Count2;\r
1292 if (MatchingHandleBuffer != NULL) {\r
1293 *MatchingHandleBuffer = BuffernCatGrow((VOID**)MatchingHandleBuffer, &HandleBufferSize, Buffer2, Count2 * sizeof(Buffer2[0]));\r
1294 }\r
1295\r
1296 //\r
1297 // free the memory\r
1298 //\r
1299 if (Buffer2 != NULL) {\r
1300 FreePool(Buffer2);\r
1301 }\r
1302 }\r
1303 }\r
1304\r
1305 if (Buffer != NULL) {\r
1306 FreePool(Buffer);\r
1307 }\r
1308 return (Status);\r
1309}\r
1310\r
1311/**\r
1312 Function to get all handles that support a given protocol or all handles.\r
1313\r
1314 @param[in] ProtocolGuid The guid of the protocol to get handles for. If NULL\r
1315 then the function will return all handles.\r
1316\r
1317 @retval NULL A memory allocation failed.\r
1318 @return A NULL terminated list of handles.\r
1319**/\r
1320EFI_HANDLE*\r
1321EFIAPI\r
1322GetHandleListByProtocol (\r
1323 IN CONST EFI_GUID *ProtocolGuid OPTIONAL\r
1324 )\r
1325{\r
1326 EFI_HANDLE *HandleList;\r
1327 UINTN Size;\r
1328 EFI_STATUS Status;\r
1329\r
1330 Size = 0;\r
1331 HandleList = NULL;\r
1332\r
1333 //\r
1334 // We cannot use LocateHandleBuffer since we need that NULL item on the ends of the list!\r
1335 //\r
1336 if (ProtocolGuid == NULL) {\r
1337 Status = gBS->LocateHandle(AllHandles, NULL, NULL, &Size, HandleList);\r
1338 if (Status == EFI_BUFFER_TOO_SMALL) {\r
1339 HandleList = AllocateZeroPool(Size + sizeof(EFI_HANDLE));\r
1340 if (HandleList == NULL) {\r
1341 return (NULL);\r
1342 }\r
1343 Status = gBS->LocateHandle(AllHandles, NULL, NULL, &Size, HandleList);\r
1344 HandleList[Size/sizeof(EFI_HANDLE)] = NULL;\r
1345 }\r
1346 } else {\r
1347 Status = gBS->LocateHandle(ByProtocol, (EFI_GUID*)ProtocolGuid, NULL, &Size, HandleList);\r
1348 if (Status == EFI_BUFFER_TOO_SMALL) {\r
1349 HandleList = AllocateZeroPool(Size + sizeof(EFI_HANDLE));\r
1350 if (HandleList == NULL) {\r
1351 return (NULL);\r
1352 }\r
1353 Status = gBS->LocateHandle(ByProtocol, (EFI_GUID*)ProtocolGuid, NULL, &Size, HandleList);\r
1354 HandleList[Size/sizeof(EFI_HANDLE)] = NULL;\r
1355 }\r
1356 }\r
1357 if (EFI_ERROR(Status)) {\r
1358 if (HandleList != NULL) {\r
1359 FreePool(HandleList);\r
1360 }\r
1361 return (NULL);\r
1362 }\r
1363 return (HandleList);\r
1364}\r
1365\r
1366/**\r
1367 Function to get all handles that support some protocols.\r
1368\r
1369 @param[in] ProtocolGuids A NULL terminated list of protocol GUIDs.\r
1370\r
1371 @retval NULL A memory allocation failed.\r
1372 @retval NULL ProtocolGuids was NULL.\r
1373 @return A NULL terminated list of EFI_HANDLEs.\r
1374**/\r
1375EFI_HANDLE*\r
1376EFIAPI\r
1377GetHandleListByProtocolList (\r
1378 IN CONST EFI_GUID **ProtocolGuids\r
1379 )\r
1380{\r
1381 EFI_HANDLE *HandleList;\r
1382 UINTN Size;\r
1383 UINTN TotalSize;\r
1384 UINTN TempSize;\r
1385 EFI_STATUS Status;\r
1386 CONST EFI_GUID **GuidWalker;\r
1387 EFI_HANDLE *HandleWalker1;\r
1388 EFI_HANDLE *HandleWalker2;\r
1389\r
1390 Size = 0;\r
1391 HandleList = NULL;\r
1392 TotalSize = sizeof(EFI_HANDLE);\r
1393\r
1394 for (GuidWalker = ProtocolGuids ; GuidWalker != NULL && *GuidWalker != NULL ; GuidWalker++,Size = 0){\r
1395 Status = gBS->LocateHandle(ByProtocol, (EFI_GUID*)(*GuidWalker), NULL, &Size, NULL);\r
1396 if (Status == EFI_BUFFER_TOO_SMALL) {\r
1397 TotalSize += Size;\r
1398 }\r
1399 }\r
1400\r
1401 //\r
1402 // No handles were found... \r
1403 //\r
1404 if (TotalSize == sizeof(EFI_HANDLE)) {\r
1405 return (NULL);\r
1406 }\r
1407\r
1408 HandleList = AllocateZeroPool(TotalSize);\r
1409 if (HandleList == NULL) {\r
1410 return (NULL);\r
1411 }\r
1412\r
1413 Size = 0;\r
1414 for (GuidWalker = ProtocolGuids ; GuidWalker != NULL && *GuidWalker != NULL ; GuidWalker++){\r
1415 TempSize = TotalSize - Size;\r
1416 Status = gBS->LocateHandle(ByProtocol, (EFI_GUID*)(*GuidWalker), NULL, &TempSize, HandleList+(Size/sizeof(EFI_HANDLE)));\r
1417\r
1418 //\r
1419 // Allow for missing protocols... Only update the 'used' size upon success.\r
1420 //\r
1421 if (!EFI_ERROR(Status)) {\r
1422 Size += TempSize;\r
1423 }\r
1424 }\r
1425 ASSERT(HandleList[(TotalSize/sizeof(EFI_HANDLE))-1] == NULL);\r
1426\r
1427 for (HandleWalker1 = HandleList ; HandleWalker1 != NULL && *HandleWalker1 != NULL ; HandleWalker1++) {\r
1428 for (HandleWalker2 = HandleWalker1 + 1; HandleWalker2 != NULL && *HandleWalker2 != NULL ; HandleWalker2++) {\r
1429 if (*HandleWalker1 == *HandleWalker2) {\r
1430 //\r
1431 // copy memory back 1 handle width.\r
1432 //\r
1433 CopyMem(HandleWalker2, HandleWalker2 + 1, TotalSize - ((HandleWalker2-HandleList+1)*sizeof(EFI_HANDLE)));\r
1434 }\r
1435 }\r
1436 }\r
1437\r
1438 return (HandleList);\r
1439}\r
1440\r
1441\r
1442\r
1443\r
1444\r
1445\r
1446\r
1447\r
1448\r
1449\r
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