1 /** @file 2 3 Copyright (c) 2005 - 2012, Intel Corporation. All rights reserved.<BR> 4 This program and the accompanying materials 5 are licensed and made available under the terms and conditions of the BSD License 6 which accompanies this distribution. The full text of the license may be found at<BR> 7 http://opensource.org/licenses/bsd-license.php 8 9 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 10 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 11 12 **/ 13 14 #include "Ip4Impl.h" 15 16 // 17 // EFI Component Name Functions 18 // 19 /** 20 Retrieves a Unicode string that is the user readable name of the driver. 21 22 This function retrieves the user readable name of a driver in the form of a 23 Unicode string. If the driver specified by This has a user readable name in 24 the language specified by Language, then a pointer to the driver name is 25 returned in DriverName, and EFI_SUCCESS is returned. If the driver specified 26 by This does not support the language specified by Language, 27 then EFI_UNSUPPORTED is returned. 28 29 @param[in] This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or 30 EFI_COMPONENT_NAME_PROTOCOL instance. 31 32 @param[in] Language A pointer to a Null-terminated ASCII string 33 array indicating the language. This is the 34 language of the driver name that the caller is 35 requesting, and it must match one of the 36 languages specified in SupportedLanguages. The 37 number of languages supported by a driver is up 38 to the driver writer. Language is specified 39 in RFC 4646 or ISO 639-2 language code format. 40 41 @param[out] DriverName A pointer to the Unicode string to return. 42 This Unicode string is the name of the 43 driver specified by This in the language 44 specified by Language. 45 46 @retval EFI_SUCCESS The Unicode string for the Driver specified by 47 This and the language specified by Language was 48 returned in DriverName. 49 50 @retval EFI_INVALID_PARAMETER Language is NULL. 51 52 @retval EFI_INVALID_PARAMETER DriverName is NULL. 53 54 @retval EFI_UNSUPPORTED The driver specified by This does not support 55 the language specified by Language. 56 57 **/ 58 EFI_STATUS 59 EFIAPI 60 Ip4ComponentNameGetDriverName ( 61 IN EFI_COMPONENT_NAME_PROTOCOL *This, 62 IN CHAR8 *Language, 63 OUT CHAR16 **DriverName 64 ); 65 66 67 /** 68 Retrieves a Unicode string that is the user readable name of the controller 69 that is being managed by a driver. 70 71 This function retrieves the user readable name of the controller specified by 72 ControllerHandle and ChildHandle in the form of a Unicode string. If the 73 driver specified by This has a user readable name in the language specified by 74 Language, then a pointer to the controller name is returned in ControllerName, 75 and EFI_SUCCESS is returned. If the driver specified by This is not currently 76 managing the controller specified by ControllerHandle and ChildHandle, 77 then EFI_UNSUPPORTED is returned. If the driver specified by This does not 78 support the language specified by Language, then EFI_UNSUPPORTED is returned. 79 80 @param[in] This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or 81 EFI_COMPONENT_NAME_PROTOCOL instance. 82 83 @param[in] ControllerHandle The handle of a controller that the driver 84 specified by This is managing. This handle 85 specifies the controller whose name is to be 86 returned. 87 88 @param[in] ChildHandle The handle of the child controller to retrieve 89 the name of. This is an optional parameter that 90 may be NULL. It will be NULL for device 91 drivers. It will also be NULL for a bus drivers 92 that wish to retrieve the name of the bus 93 controller. It will not be NULL for a bus 94 driver that wishes to retrieve the name of a 95 child controller. 96 97 @param[in] Language A pointer to a Null-terminated ASCII string 98 array indicating the language. This is the 99 language of the driver name that the caller is 100 requesting, and it must match one of the 101 languages specified in SupportedLanguages. The 102 number of languages supported by a driver is up 103 to the driver writer. Language is specified in 104 RFC 4646 or ISO 639-2 language code format. 105 106 @param[out] ControllerName A pointer to the Unicode string to return. 107 This Unicode string is the name of the 108 controller specified by ControllerHandle and 109 ChildHandle in the language specified by 110 Language from the point of view of the driver 111 specified by This. 112 113 @retval EFI_SUCCESS The Unicode string for the user readable name in 114 the language specified by Language for the 115 driver specified by This was returned in 116 DriverName. 117 118 @retval EFI_INVALID_PARAMETER ControllerHandle is NULL. 119 120 @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid 121 EFI_HANDLE. 122 123 @retval EFI_INVALID_PARAMETER Language is NULL. 124 125 @retval EFI_INVALID_PARAMETER ControllerName is NULL. 126 127 @retval EFI_UNSUPPORTED The driver specified by This is not currently 128 managing the controller specified by 129 ControllerHandle and ChildHandle. 130 131 @retval EFI_UNSUPPORTED The driver specified by This does not support 132 the language specified by Language. 133 134 **/ 135 EFI_STATUS 136 EFIAPI 137 Ip4ComponentNameGetControllerName ( 138 IN EFI_COMPONENT_NAME_PROTOCOL *This, 139 IN EFI_HANDLE ControllerHandle, 140 IN EFI_HANDLE ChildHandle OPTIONAL, 141 IN CHAR8 *Language, 142 OUT CHAR16 **ControllerName 143 ); 144 145 146 // 147 // EFI Component Name Protocol 148 // 149 GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME_PROTOCOL gIp4ComponentName = { 150 Ip4ComponentNameGetDriverName, 151 Ip4ComponentNameGetControllerName, 152 "eng" 153 }; 154 155 // 156 // EFI Component Name 2 Protocol 157 // 158 GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gIp4ComponentName2 = { 159 (EFI_COMPONENT_NAME2_GET_DRIVER_NAME) Ip4ComponentNameGetDriverName, 160 (EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) Ip4ComponentNameGetControllerName, 161 "en" 162 }; 163 164 165 GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mIp4DriverNameTable[] = { 166 { 167 "eng;en", 168 L"IP4 Network Service Driver" 169 }, 170 { 171 NULL, 172 NULL 173 } 174 }; 175 176 GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE *gIp4ControllerNameTable = NULL; 177 178 /** 179 Retrieves a Unicode string that is the user readable name of the driver. 180 181 This function retrieves the user readable name of a driver in the form of a 182 Unicode string. If the driver specified by This has a user readable name in 183 the language specified by Language, then a pointer to the driver name is 184 returned in DriverName, and EFI_SUCCESS is returned. If the driver specified 185 by This does not support the language specified by Language, 186 then EFI_UNSUPPORTED is returned. 187 188 @param[in] This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or 189 EFI_COMPONENT_NAME_PROTOCOL instance. 190 191 @param[in] Language A pointer to a Null-terminated ASCII string 192 array indicating the language. This is the 193 language of the driver name that the caller is 194 requesting, and it must match one of the 195 languages specified in SupportedLanguages. The 196 number of languages supported by a driver is up 197 to the driver writer. Language is specified 198 in RFC 4646 or ISO 639-2 language code format. 199 200 @param[out] DriverName A pointer to the Unicode string to return. 201 This Unicode string is the name of the 202 driver specified by This in the language 203 specified by Language. 204 205 @retval EFI_SUCCESS The Unicode string for the Driver specified by 206 This and the language specified by Language was 207 returned in DriverName. 208 209 @retval EFI_INVALID_PARAMETER Language is NULL. 210 211 @retval EFI_INVALID_PARAMETER DriverName is NULL. 212 213 @retval EFI_UNSUPPORTED The driver specified by This does not support 214 the language specified by Language. 215 216 **/ 217 EFI_STATUS 218 EFIAPI 219 Ip4ComponentNameGetDriverName ( 220 IN EFI_COMPONENT_NAME_PROTOCOL *This, 221 IN CHAR8 *Language, 222 OUT CHAR16 **DriverName 223 ) 224 { 225 return LookupUnicodeString2 ( 226 Language, 227 This->SupportedLanguages, 228 mIp4DriverNameTable, 229 DriverName, 230 (BOOLEAN)(This == &gIp4ComponentName) 231 ); 232 233 } 234 235 /** 236 Update the component name for the IP4 child handle. 237 238 @param Ip4[in] A pointer to the EFI_IP4_PROTOCOL. 239 240 241 @retval EFI_SUCCESS Update the ControllerNameTable of this instance successfully. 242 @retval EFI_INVALID_PARAMETER The input parameter is invalid. 243 244 **/ 245 EFI_STATUS 246 UpdateName ( 247 IN EFI_IP4_PROTOCOL *Ip4 248 ) 249 { 250 EFI_STATUS Status; 251 CHAR16 HandleName[80]; 252 EFI_IP4_MODE_DATA Ip4ModeData; 253 254 if (Ip4 == NULL) { 255 return EFI_INVALID_PARAMETER; 256 } 257 258 // 259 // Format the child name into the string buffer as: 260 // IPv4 (SrcIP=127.0.0.1, DestIP=127.0.0.1) 261 // 262 Status = Ip4->GetModeData (Ip4, &Ip4ModeData, NULL, NULL); 263 if (EFI_ERROR (Status)) { 264 return Status; 265 } 266 267 if (!Ip4ModeData.IsStarted || !Ip4ModeData.IsConfigured) { 268 UnicodeSPrint (HandleName, sizeof (HandleName), L"IPv4 (Not started)"); 269 } else { 270 UnicodeSPrint (HandleName, sizeof (HandleName), 271 L"IPv4 (SrcIP=%d.%d.%d.%d)", 272 Ip4ModeData.ConfigData.StationAddress.Addr[0], 273 Ip4ModeData.ConfigData.StationAddress.Addr[1], 274 Ip4ModeData.ConfigData.StationAddress.Addr[2], 275 Ip4ModeData.ConfigData.StationAddress.Addr[3] 276 ); 277 } 278 279 if (gIp4ControllerNameTable != NULL) { 280 FreeUnicodeStringTable (gIp4ControllerNameTable); 281 gIp4ControllerNameTable = NULL; 282 } 283 Status = AddUnicodeString2 ( 284 "eng", 285 gIp4ComponentName.SupportedLanguages, 286 &gIp4ControllerNameTable, 287 HandleName, 288 TRUE 289 ); 290 if (EFI_ERROR (Status)) { 291 return Status; 292 } 293 294 return AddUnicodeString2 ( 295 "en", 296 gIp4ComponentName2.SupportedLanguages, 297 &gIp4ControllerNameTable, 298 HandleName, 299 FALSE 300 ); 301 } 302 303 /** 304 Retrieves a Unicode string that is the user readable name of the controller 305 that is being managed by a driver. 306 307 This function retrieves the user readable name of the controller specified by 308 ControllerHandle and ChildHandle in the form of a Unicode string. If the 309 driver specified by This has a user readable name in the language specified by 310 Language, then a pointer to the controller name is returned in ControllerName, 311 and EFI_SUCCESS is returned. If the driver specified by This is not currently 312 managing the controller specified by ControllerHandle and ChildHandle, 313 then EFI_UNSUPPORTED is returned. If the driver specified by This does not 314 support the language specified by Language, then EFI_UNSUPPORTED is returned. 315 316 @param[in] This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or 317 EFI_COMPONENT_NAME_PROTOCOL instance. 318 319 @param[in] ControllerHandle The handle of a controller that the driver 320 specified by This is managing. This handle 321 specifies the controller whose name is to be 322 returned. 323 324 @param[in] ChildHandle The handle of the child controller to retrieve 325 the name of. This is an optional parameter that 326 may be NULL. It will be NULL for device 327 drivers. It will also be NULL for a bus drivers 328 that wish to retrieve the name of the bus 329 controller. It will not be NULL for a bus 330 driver that wishes to retrieve the name of a 331 child controller. 332 333 @param[in] Language A pointer to a Null-terminated ASCII string 334 array indicating the language. This is the 335 language of the driver name that the caller is 336 requesting, and it must match one of the 337 languages specified in SupportedLanguages. The 338 number of languages supported by a driver is up 339 to the driver writer. Language is specified in 340 RFC 4646 or ISO 639-2 language code format. 341 342 @param[out] ControllerName A pointer to the Unicode string to return. 343 This Unicode string is the name of the 344 controller specified by ControllerHandle and 345 ChildHandle in the language specified by 346 Language from the point of view of the driver 347 specified by This. 348 349 @retval EFI_SUCCESS The Unicode string for the user readable name in 350 the language specified by Language for the 351 driver specified by This was returned in 352 DriverName. 353 354 @retval EFI_INVALID_PARAMETER ControllerHandle is NULL. 355 356 @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid 357 EFI_HANDLE. 358 359 @retval EFI_INVALID_PARAMETER Language is NULL. 360 361 @retval EFI_INVALID_PARAMETER ControllerName is NULL. 362 363 @retval EFI_UNSUPPORTED The driver specified by This is not currently 364 managing the controller specified by 365 ControllerHandle and ChildHandle. 366 367 @retval EFI_UNSUPPORTED The driver specified by This does not support 368 the language specified by Language. 369 370 **/ 371 EFI_STATUS 372 EFIAPI 373 Ip4ComponentNameGetControllerName ( 374 IN EFI_COMPONENT_NAME_PROTOCOL *This, 375 IN EFI_HANDLE ControllerHandle, 376 IN EFI_HANDLE ChildHandle OPTIONAL, 377 IN CHAR8 *Language, 378 OUT CHAR16 **ControllerName 379 ) 380 { 381 EFI_STATUS Status; 382 EFI_IP4_PROTOCOL *Ip4; 383 384 // 385 // Only provide names for child handles. 386 // 387 if (ChildHandle == NULL) { 388 return EFI_UNSUPPORTED; 389 } 390 391 // 392 // Make sure this driver produced ChildHandle 393 // 394 Status = EfiTestChildHandle ( 395 ControllerHandle, 396 ChildHandle, 397 &gEfiManagedNetworkProtocolGuid 398 ); 399 if (EFI_ERROR (Status)) { 400 return Status; 401 } 402 403 // 404 // Retrieve an instance of a produced protocol from ChildHandle 405 // 406 Status = gBS->OpenProtocol ( 407 ChildHandle, 408 &gEfiIp4ProtocolGuid, 409 (VOID **)&Ip4, 410 NULL, 411 NULL, 412 EFI_OPEN_PROTOCOL_GET_PROTOCOL 413 ); 414 if (EFI_ERROR (Status)) { 415 return Status; 416 } 417 418 // 419 // Update the component name for this child handle. 420 // 421 Status = UpdateName (Ip4); 422 if (EFI_ERROR (Status)) { 423 return Status; 424 } 425 426 return LookupUnicodeString2 ( 427 Language, 428 This->SupportedLanguages, 429 gIp4ControllerNameTable, 430 ControllerName, 431 (BOOLEAN)(This == &gIp4ComponentName) 432 ); 433 } 434 435