1 /** @file 2 3 Copyright (c) 2006 - 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 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 15 #include "Udp4Impl.h" 16 17 // 18 // EFI Component Name Functions 19 // 20 /** 21 Retrieves a Unicode string that is the user readable name of the driver. 22 23 This function retrieves the user readable name of a driver in the form of a 24 Unicode string. If the driver specified by This has a user readable name in 25 the language specified by Language, then a pointer to the driver name is 26 returned in DriverName, and EFI_SUCCESS is returned. If the driver specified 27 by This does not support the language specified by Language, 28 then EFI_UNSUPPORTED is returned. 29 30 @param[in] This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or 31 EFI_COMPONENT_NAME_PROTOCOL instance. 32 33 @param[in] Language A pointer to a Null-terminated ASCII string 34 array indicating the language. This is the 35 language of the driver name that the caller is 36 requesting, and it must match one of the 37 languages specified in SupportedLanguages. The 38 number of languages supported by a driver is up 39 to the driver writer. Language is specified 40 in RFC 4646 or ISO 639-2 language code format. 41 42 @param[out] DriverName A pointer to the Unicode string to return. 43 This Unicode string is the name of the 44 driver specified by This in the language 45 specified by Language. 46 47 @retval EFI_SUCCESS The Unicode string for the Driver specified by 48 This and the language specified by Language was 49 returned in DriverName. 50 51 @retval EFI_INVALID_PARAMETER Language is NULL. 52 53 @retval EFI_INVALID_PARAMETER DriverName is NULL. 54 55 @retval EFI_UNSUPPORTED The driver specified by This does not support 56 the language specified by Language. 57 58 **/ 59 EFI_STATUS 60 EFIAPI 61 UdpComponentNameGetDriverName ( 62 IN EFI_COMPONENT_NAME_PROTOCOL *This, 63 IN CHAR8 *Language, 64 OUT CHAR16 **DriverName 65 ); 66 67 68 /** 69 Retrieves a Unicode string that is the user readable name of the controller 70 that is being managed by a driver. 71 72 This function retrieves the user readable name of the controller specified by 73 ControllerHandle and ChildHandle in the form of a Unicode string. If the 74 driver specified by This has a user readable name in the language specified by 75 Language, then a pointer to the controller name is returned in ControllerName, 76 and EFI_SUCCESS is returned. If the driver specified by This is not currently 77 managing the controller specified by ControllerHandle and ChildHandle, 78 then EFI_UNSUPPORTED is returned. If the driver specified by This does not 79 support the language specified by Language, then EFI_UNSUPPORTED is returned. 80 81 @param[in] This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or 82 EFI_COMPONENT_NAME_PROTOCOL instance. 83 84 @param[in] ControllerHandle The handle of a controller that the driver 85 specified by This is managing. This handle 86 specifies the controller whose name is to be 87 returned. 88 89 @param[in] ChildHandle The handle of the child controller to retrieve 90 the name of. This is an optional parameter that 91 may be NULL. It will be NULL for device 92 drivers. It will also be NULL for a bus drivers 93 that wish to retrieve the name of the bus 94 controller. It will not be NULL for a bus 95 driver that wishes to retrieve the name of a 96 child controller. 97 98 @param[in] Language A pointer to a Null-terminated ASCII string 99 array indicating the language. This is the 100 language of the driver name that the caller is 101 requesting, and it must match one of the 102 languages specified in SupportedLanguages. The 103 number of languages supported by a driver is up 104 to the driver writer. Language is specified in 105 RFC 4646 or ISO 639-2 language code format. 106 107 @param[out] ControllerName A pointer to the Unicode string to return. 108 This Unicode string is the name of the 109 controller specified by ControllerHandle and 110 ChildHandle in the language specified by 111 Language from the point of view of the driver 112 specified by This. 113 114 @retval EFI_SUCCESS The Unicode string for the user readable name in 115 the language specified by Language for the 116 driver specified by This was returned in 117 DriverName. 118 119 @retval EFI_INVALID_PARAMETER ControllerHandle is NULL. 120 121 @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid 122 EFI_HANDLE. 123 124 @retval EFI_INVALID_PARAMETER Language is NULL. 125 126 @retval EFI_INVALID_PARAMETER ControllerName is NULL. 127 128 @retval EFI_UNSUPPORTED The driver specified by This is not currently 129 managing the controller specified by 130 ControllerHandle and ChildHandle. 131 132 @retval EFI_UNSUPPORTED The driver specified by This does not support 133 the language specified by Language. 134 135 **/ 136 EFI_STATUS 137 EFIAPI 138 UdpComponentNameGetControllerName ( 139 IN EFI_COMPONENT_NAME_PROTOCOL *This, 140 IN EFI_HANDLE ControllerHandle, 141 IN EFI_HANDLE ChildHandle OPTIONAL, 142 IN CHAR8 *Language, 143 OUT CHAR16 **ControllerName 144 ); 145 146 147 // 148 // EFI Component Name Protocol 149 // 150 GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME_PROTOCOL gUdp4ComponentName = { 151 UdpComponentNameGetDriverName, 152 UdpComponentNameGetControllerName, 153 "eng" 154 }; 155 156 // 157 // EFI Component Name 2 Protocol 158 // 159 GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gUdp4ComponentName2 = { 160 (EFI_COMPONENT_NAME2_GET_DRIVER_NAME) UdpComponentNameGetDriverName, 161 (EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) UdpComponentNameGetControllerName, 162 "en" 163 }; 164 165 166 GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mUdpDriverNameTable[] = { 167 { 168 "eng;en", 169 L"UDP Network Service Driver" 170 }, 171 { 172 NULL, 173 NULL 174 } 175 }; 176 177 GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE *gUdpControllerNameTable = NULL; 178 179 /** 180 Retrieves a Unicode string that is the user readable name of the driver. 181 182 This function retrieves the user readable name of a driver in the form of a 183 Unicode string. If the driver specified by This has a user readable name in 184 the language specified by Language, then a pointer to the driver name is 185 returned in DriverName, and EFI_SUCCESS is returned. If the driver specified 186 by This does not support the language specified by Language, 187 then EFI_UNSUPPORTED is returned. 188 189 @param[in] This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or 190 EFI_COMPONENT_NAME_PROTOCOL instance. 191 192 @param[in] Language A pointer to a Null-terminated ASCII string 193 array indicating the language. This is the 194 language of the driver name that the caller is 195 requesting, and it must match one of the 196 languages specified in SupportedLanguages. The 197 number of languages supported by a driver is up 198 to the driver writer. Language is specified 199 in RFC 4646 or ISO 639-2 language code format. 200 201 @param[out] DriverName A pointer to the Unicode string to return. 202 This Unicode string is the name of the 203 driver specified by This in the language 204 specified by Language. 205 206 @retval EFI_SUCCESS The Unicode string for the Driver specified by 207 This and the language specified by Language was 208 returned in DriverName. 209 210 @retval EFI_INVALID_PARAMETER Language is NULL. 211 212 @retval EFI_INVALID_PARAMETER DriverName is NULL. 213 214 @retval EFI_UNSUPPORTED The driver specified by This does not support 215 the language specified by Language. 216 217 **/ 218 EFI_STATUS 219 EFIAPI 220 UdpComponentNameGetDriverName ( 221 IN EFI_COMPONENT_NAME_PROTOCOL *This, 222 IN CHAR8 *Language, 223 OUT CHAR16 **DriverName 224 ) 225 { 226 return LookupUnicodeString2 ( 227 Language, 228 This->SupportedLanguages, 229 mUdpDriverNameTable, 230 DriverName, 231 (BOOLEAN)(This == &gUdp4ComponentName) 232 ); 233 } 234 235 /** 236 Update the component name for the Udp4 child handle. 237 238 @param Udp4[in] A pointer to the EFI_UDP4_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 EFI_UDP4_PROTOCOL *Udp4 248 ) 249 { 250 EFI_STATUS Status; 251 CHAR16 HandleName[64]; 252 EFI_UDP4_CONFIG_DATA Udp4ConfigData; 253 254 if (Udp4 == NULL) { 255 return EFI_INVALID_PARAMETER; 256 } 257 258 // 259 // Format the child name into the string buffer as: 260 // UDPv4 (SrcPort=59, DestPort=60) 261 // 262 Status = Udp4->GetModeData (Udp4, &Udp4ConfigData, NULL, NULL, NULL); 263 if (!EFI_ERROR (Status)) { 264 UnicodeSPrint (HandleName, sizeof (HandleName), 265 L"UDPv4 (SrcPort=%d, DestPort=%d)", 266 Udp4ConfigData.StationPort, 267 Udp4ConfigData.RemotePort 268 ); 269 } else if (Status == EFI_NOT_STARTED) { 270 UnicodeSPrint ( 271 HandleName, 272 sizeof (HandleName), 273 L"UDPv4 (Not started)" 274 ); 275 } else { 276 return Status; 277 } 278 279 if (gUdpControllerNameTable != NULL) { 280 FreeUnicodeStringTable (gUdpControllerNameTable); 281 gUdpControllerNameTable = NULL; 282 } 283 284 Status = AddUnicodeString2 ( 285 "eng", 286 gUdp4ComponentName.SupportedLanguages, 287 &gUdpControllerNameTable, 288 HandleName, 289 TRUE 290 ); 291 if (EFI_ERROR (Status)) { 292 return Status; 293 } 294 295 return AddUnicodeString2 ( 296 "en", 297 gUdp4ComponentName2.SupportedLanguages, 298 &gUdpControllerNameTable, 299 HandleName, 300 FALSE 301 ); 302 } 303 304 /** 305 Retrieves a Unicode string that is the user readable name of the controller 306 that is being managed by a driver. 307 308 This function retrieves the user readable name of the controller specified by 309 ControllerHandle and ChildHandle in the form of a Unicode string. If the 310 driver specified by This has a user readable name in the language specified by 311 Language, then a pointer to the controller name is returned in ControllerName, 312 and EFI_SUCCESS is returned. If the driver specified by This is not currently 313 managing the controller specified by ControllerHandle and ChildHandle, 314 then EFI_UNSUPPORTED is returned. If the driver specified by This does not 315 support the language specified by Language, then EFI_UNSUPPORTED is returned. 316 317 @param[in] This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or 318 EFI_COMPONENT_NAME_PROTOCOL instance. 319 320 @param[in] ControllerHandle The handle of a controller that the driver 321 specified by This is managing. This handle 322 specifies the controller whose name is to be 323 returned. 324 325 @param[in] ChildHandle The handle of the child controller to retrieve 326 the name of. This is an optional parameter that 327 may be NULL. It will be NULL for device 328 drivers. It will also be NULL for a bus drivers 329 that wish to retrieve the name of the bus 330 controller. It will not be NULL for a bus 331 driver that wishes to retrieve the name of a 332 child controller. 333 334 @param[in] Language A pointer to a Null-terminated ASCII string 335 array indicating the language. This is the 336 language of the driver name that the caller is 337 requesting, and it must match one of the 338 languages specified in SupportedLanguages. The 339 number of languages supported by a driver is up 340 to the driver writer. Language is specified in 341 RFC 4646 or ISO 639-2 language code format. 342 343 @param[out] ControllerName A pointer to the Unicode string to return. 344 This Unicode string is the name of the 345 controller specified by ControllerHandle and 346 ChildHandle in the language specified by 347 Language from the point of view of the driver 348 specified by This. 349 350 @retval EFI_SUCCESS The Unicode string for the user readable name in 351 the language specified by Language for the 352 driver specified by This was returned in 353 DriverName. 354 355 @retval EFI_INVALID_PARAMETER ControllerHandle is NULL. 356 357 @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid 358 EFI_HANDLE. 359 360 @retval EFI_INVALID_PARAMETER Language is NULL. 361 362 @retval EFI_INVALID_PARAMETER ControllerName is NULL. 363 364 @retval EFI_UNSUPPORTED The driver specified by This is not currently 365 managing the controller specified by 366 ControllerHandle and ChildHandle. 367 368 @retval EFI_UNSUPPORTED The driver specified by This does not support 369 the language specified by Language. 370 371 **/ 372 EFI_STATUS 373 EFIAPI 374 UdpComponentNameGetControllerName ( 375 IN EFI_COMPONENT_NAME_PROTOCOL *This, 376 IN EFI_HANDLE ControllerHandle, 377 IN EFI_HANDLE ChildHandle OPTIONAL, 378 IN CHAR8 *Language, 379 OUT CHAR16 **ControllerName 380 ) 381 { 382 EFI_STATUS Status; 383 EFI_UDP4_PROTOCOL *Udp4; 384 385 // 386 // Only provide names for child handles. 387 // 388 if (ChildHandle == NULL) { 389 return EFI_UNSUPPORTED; 390 } 391 392 // 393 // Make sure this driver produced ChildHandle 394 // 395 Status = EfiTestChildHandle ( 396 ControllerHandle, 397 ChildHandle, 398 &gEfiIp4ProtocolGuid 399 ); 400 if (EFI_ERROR (Status)) { 401 return Status; 402 } 403 404 // 405 // Retrieve an instance of a produced protocol from ChildHandle 406 // 407 Status = gBS->OpenProtocol ( 408 ChildHandle, 409 &gEfiUdp4ProtocolGuid, 410 (VOID **)&Udp4, 411 NULL, 412 NULL, 413 EFI_OPEN_PROTOCOL_GET_PROTOCOL 414 ); 415 if (EFI_ERROR (Status)) { 416 return Status; 417 } 418 419 // 420 // Update the component name for this child handle. 421 // 422 Status = UpdateName (Udp4); 423 if (EFI_ERROR (Status)) { 424 return Status; 425 } 426 427 return LookupUnicodeString2 ( 428 Language, 429 This->SupportedLanguages, 430 gUdpControllerNameTable, 431 ControllerName, 432 (BOOLEAN)(This == &gUdp4ComponentName) 433 ); 434 } 435 436