MdeModulePkg/Bus/Usb/UsbMassStorageDxe/ComponentName.c

   1 /** @file
   2   UEFI Component Name(2) protocol implementation.
   3
   4 Copyright (c) 2004 - 2007, Intel Corporation
   5 All rights reserved. This program and the accompanying materials
   6 are licensed and made available under the terms and conditions of the BSD License
   7 which accompanies this distribution.  The full text of the license may be found at
   8 http://opensource.org/licenses/bsd-license.php
   9
  10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12
  13 Module Name:
  14
  15   ComponentName.c
  16
  17 Abstract:
  18
  19
  20 **/
  21
  22
  23 #include <PiDxe.h>
  24
  25
  26 #include <Library/UefiLib.h>
  27
  28 //
  29 // EFI Component Name Functions
  30 //
  31 /**
  32   Retrieves a Unicode string that is the user readable name of the driver.
  33
  34   This function retrieves the user readable name of a driver in the form of a
  35   Unicode string. If the driver specified by This has a user readable name in
  36   the language specified by Language, then a pointer to the driver name is
  37   returned in DriverName, and EFI_SUCCESS is returned. If the driver specified
  38   by This does not support the language specified by Language,
  39   then EFI_UNSUPPORTED is returned.
  40
  41   @param  This[in]              A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
  42                                 EFI_COMPONENT_NAME_PROTOCOL instance.
  43
  44   @param  Language[in]          A pointer to a Null-terminated ASCII string
  45                                 array indicating the language. This is the
  46                                 language of the driver name that the caller is
  47                                 requesting, and it must match one of the
  48                                 languages specified in SupportedLanguages. The
  49                                 number of languages supported by a driver is up
  50                                 to the driver writer. Language is specified
  51                                 in RFC 3066 or ISO 639-2 language code format.
  52
  53   @param  DriverName[out]       A pointer to the Unicode string to return.
  54                                 This Unicode string is the name of the
  55                                 driver specified by This in the language
  56                                 specified by Language.
  57
  58   @retval EFI_SUCCESS           The Unicode string for the Driver specified by
  59                                 This and the language specified by Language was
  60                                 returned in DriverName.
  61
  62   @retval EFI_INVALID_PARAMETER Language is NULL.
  63
  64   @retval EFI_INVALID_PARAMETER DriverName is NULL.
  65
  66   @retval EFI_UNSUPPORTED       The driver specified by This does not support
  67                                 the language specified by Language.
  68
  69 **/
  70 EFI_STATUS
  71 EFIAPI
  72 UsbMassStorageGetDriverName (
  73   IN  EFI_COMPONENT_NAME_PROTOCOL  *This,
  74   IN  CHAR8                        *Language,
  75   OUT CHAR16                       **DriverName
  76   );
  77
  78
  79 /**
  80   Retrieves a Unicode string that is the user readable name of the controller
  81   that is being managed by a driver.
  82
  83   This function retrieves the user readable name of the controller specified by
  84   ControllerHandle and ChildHandle in the form of a Unicode string. If the
  85   driver specified by This has a user readable name in the language specified by
  86   Language, then a pointer to the controller name is returned in ControllerName,
  87   and EFI_SUCCESS is returned.  If the driver specified by This is not currently
  88   managing the controller specified by ControllerHandle and ChildHandle,
  89   then EFI_UNSUPPORTED is returned.  If the driver specified by This does not
  90   support the language specified by Language, then EFI_UNSUPPORTED is returned.
  91
  92   @param  This[in]              A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
  93                                 EFI_COMPONENT_NAME_PROTOCOL instance.
  94
  95   @param  ControllerHandle[in]  The handle of a controller that the driver
  96                                 specified by This is managing.  This handle
  97                                 specifies the controller whose name is to be
  98                                 returned.
  99
 100   @param  ChildHandle[in]       The handle of the child controller to retrieve
 101                                 the name of.  This is an optional parameter that
 102                                 may be NULL.  It will be NULL for device
 103                                 drivers.  It will also be NULL for a bus drivers
 104                                 that wish to retrieve the name of the bus
 105                                 controller.  It will not be NULL for a bus
 106                                 driver that wishes to retrieve the name of a
 107                                 child controller.
 108
 109   @param  Language[in]          A pointer to a Null-terminated ASCII string
 110                                 array indicating the language.  This is the
 111                                 language of the driver name that the caller is
 112                                 requesting, and it must match one of the
 113                                 languages specified in SupportedLanguages. The
 114                                 number of languages supported by a driver is up
 115                                 to the driver writer. Language is specified in
 116                                 RFC 3066 or ISO 639-2 language code format.
 117
 118   @param  ControllerName[out]   A pointer to the Unicode string to return.
 119                                 This Unicode string is the name of the
 120                                 controller specified by ControllerHandle and
 121                                 ChildHandle in the language specified by
 122                                 Language from the point of view of the driver
 123                                 specified by This.
 124
 125   @retval EFI_SUCCESS           The Unicode string for the user readable name in
 126                                 the language specified by Language for the
 127                                 driver specified by This was returned in
 128                                 DriverName.
 129
 130   @retval EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE.
 131
 132   @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
 133                                 EFI_HANDLE.
 134
 135   @retval EFI_INVALID_PARAMETER Language is NULL.
 136
 137   @retval EFI_INVALID_PARAMETER ControllerName is NULL.
 138
 139   @retval EFI_UNSUPPORTED       The driver specified by This is not currently
 140                                 managing the controller specified by
 141                                 ControllerHandle and ChildHandle.
 142
 143   @retval EFI_UNSUPPORTED       The driver specified by This does not support
 144                                 the language specified by Language.
 145
 146 **/
 147 EFI_STATUS
 148 EFIAPI
 149 UsbMassStorageGetControllerName (
 150   IN  EFI_COMPONENT_NAME_PROTOCOL                     *This,
 151   IN  EFI_HANDLE                                      ControllerHandle,
 152   IN  EFI_HANDLE                                      ChildHandle        OPTIONAL,
 153   IN  CHAR8                                           *Language,
 154   OUT CHAR16                                          **ControllerName
 155   );
 156
 157
 158 //
 159 // EFI Component Name Protocol
 160 //
 161 GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME_PROTOCOL  gUsbMassStorageComponentName = {
 162   UsbMassStorageGetDriverName,
 163   UsbMassStorageGetControllerName,
 164   "eng"
 165 };
 166
 167 //
 168 // EFI Component Name 2 Protocol
 169 //
 170 GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gUsbMassStorageComponentName2 = {
 171   (EFI_COMPONENT_NAME2_GET_DRIVER_NAME) UsbMassStorageGetDriverName,
 172   (EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) UsbMassStorageGetControllerName,
 173   "en"
 174 };
 175
 176
 177 GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE
 178 mUsbMassStorageDriverNameTable[] = {
 179   {"eng;en", L"Usb Mass Storage Driver"},
 180   {NULL,  NULL}
 181 };
 182
 183 /**
 184   Retrieves a Unicode string that is the user readable name of the driver.
 185
 186   This function retrieves the user readable name of a driver in the form of a
 187   Unicode string. If the driver specified by This has a user readable name in
 188   the language specified by Language, then a pointer to the driver name is
 189   returned in DriverName, and EFI_SUCCESS is returned. If the driver specified
 190   by This does not support the language specified by Language,
 191   then EFI_UNSUPPORTED is returned.
 192
 193   @param  This[in]              A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
 194                                 EFI_COMPONENT_NAME_PROTOCOL instance.
 195
 196   @param  Language[in]          A pointer to a Null-terminated ASCII string
 197                                 array indicating the language. This is the
 198                                 language of the driver name that the caller is
 199                                 requesting, and it must match one of the
 200                                 languages specified in SupportedLanguages. The
 201                                 number of languages supported by a driver is up
 202                                 to the driver writer. Language is specified
 203                                 in RFC 3066 or ISO 639-2 language code format.
 204
 205   @param  DriverName[out]       A pointer to the Unicode string to return.
 206                                 This Unicode string is the name of the
 207                                 driver specified by This in the language
 208                                 specified by Language.
 209
 210   @retval EFI_SUCCESS           The Unicode string for the Driver specified by
 211                                 This and the language specified by Language was
 212                                 returned in DriverName.
 213
 214   @retval EFI_INVALID_PARAMETER Language is NULL.
 215
 216   @retval EFI_INVALID_PARAMETER DriverName is NULL.
 217
 218   @retval EFI_UNSUPPORTED       The driver specified by This does not support
 219                                 the language specified by Language.
 220
 221 **/
 222 EFI_STATUS
 223 EFIAPI
 224 UsbMassStorageGetDriverName (
 225   IN  EFI_COMPONENT_NAME_PROTOCOL  *This,
 226   IN  CHAR8                        *Language,
 227   OUT CHAR16                       **DriverName
 228   )
 229 {
 230   return LookupUnicodeString2 (
 231            Language,
 232            This->SupportedLanguages,
 233            mUsbMassStorageDriverNameTable,
 234            DriverName,
 235            (BOOLEAN)(This == &gUsbMassStorageComponentName)
 236            );
 237 }
 238
 239 /**
 240   Retrieves a Unicode string that is the user readable name of the controller
 241   that is being managed by a driver.
 242
 243   This function retrieves the user readable name of the controller specified by
 244   ControllerHandle and ChildHandle in the form of a Unicode string. If the
 245   driver specified by This has a user readable name in the language specified by
 246   Language, then a pointer to the controller name is returned in ControllerName,
 247   and EFI_SUCCESS is returned.  If the driver specified by This is not currently
 248   managing the controller specified by ControllerHandle and ChildHandle,
 249   then EFI_UNSUPPORTED is returned.  If the driver specified by This does not
 250   support the language specified by Language, then EFI_UNSUPPORTED is returned.
 251
 252   @param  This[in]              A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
 253                                 EFI_COMPONENT_NAME_PROTOCOL instance.
 254
 255   @param  ControllerHandle[in]  The handle of a controller that the driver
 256                                 specified by This is managing.  This handle
 257                                 specifies the controller whose name is to be
 258                                 returned.
 259
 260   @param  ChildHandle[in]       The handle of the child controller to retrieve
 261                                 the name of.  This is an optional parameter that
 262                                 may be NULL.  It will be NULL for device
 263                                 drivers.  It will also be NULL for a bus drivers
 264                                 that wish to retrieve the name of the bus
 265                                 controller.  It will not be NULL for a bus
 266                                 driver that wishes to retrieve the name of a
 267                                 child controller.
 268
 269   @param  Language[in]          A pointer to a Null-terminated ASCII string
 270                                 array indicating the language.  This is the
 271                                 language of the driver name that the caller is
 272                                 requesting, and it must match one of the
 273                                 languages specified in SupportedLanguages. The
 274                                 number of languages supported by a driver is up
 275                                 to the driver writer. Language is specified in
 276                                 RFC 3066 or ISO 639-2 language code format.
 277
 278   @param  ControllerName[out]   A pointer to the Unicode string to return.
 279                                 This Unicode string is the name of the
 280                                 controller specified by ControllerHandle and
 281                                 ChildHandle in the language specified by
 282                                 Language from the point of view of the driver
 283                                 specified by This.
 284
 285   @retval EFI_SUCCESS           The Unicode string for the user readable name in
 286                                 the language specified by Language for the
 287                                 driver specified by This was returned in
 288                                 DriverName.
 289
 290   @retval EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE.
 291
 292   @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
 293                                 EFI_HANDLE.
 294
 295   @retval EFI_INVALID_PARAMETER Language is NULL.
 296
 297   @retval EFI_INVALID_PARAMETER ControllerName is NULL.
 298
 299   @retval EFI_UNSUPPORTED       The driver specified by This is not currently
 300                                 managing the controller specified by
 301                                 ControllerHandle and ChildHandle.
 302
 303   @retval EFI_UNSUPPORTED       The driver specified by This does not support
 304                                 the language specified by Language.
 305
 306 **/
 307 EFI_STATUS
 308 EFIAPI
 309 UsbMassStorageGetControllerName (
 310   IN  EFI_COMPONENT_NAME_PROTOCOL                     *This,
 311   IN  EFI_HANDLE                                      ControllerHandle,
 312   IN  EFI_HANDLE                                      ChildHandle        OPTIONAL,
 313   IN  CHAR8                                           *Language,
 314   OUT CHAR16                                          **ControllerName
 315   )
 316 {
 317   return EFI_UNSUPPORTED;
 318 }