[mirror_edk2.git] / OptionRomPkg / UndiRuntimeDxe / ComponentName.c

/** @file\r
    UEFI Component Name(2) protocol implementation for EFI UNDI32 driver.\r
\r
Copyright (c) 2012, Intel Corporation. All rights reserved.<BR>\r
SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
\r
#include "Undi32.h"\r
\r
//\r
// EFI Component Name Functions\r
//\r
/**\r
  Retrieves a Unicode string that is the user readable name of the driver.\r
\r
  This function retrieves the user readable name of a driver in the form of a\r
  Unicode string. If the driver specified by This has a user readable name in\r
  the language specified by Language, then a pointer to the driver name is\r
  returned in DriverName, and EFI_SUCCESS is returned. If the driver specified\r
  by This does not support the language specified by Language,\r
  then EFI_UNSUPPORTED is returned.\r
\r
  @param  This[in]              A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r
                                EFI_COMPONENT_NAME_PROTOCOL instance.\r
\r
  @param  Language[in]          A pointer to a Null-terminated ASCII string\r
                                array indicating the language. This is the\r
                                language of the driver name that the caller is\r
                                requesting, and it must match one of the\r
                                languages specified in SupportedLanguages. The\r
                                number of languages supported by a driver is up\r
                                to the driver writer. Language is specified\r
                                in RFC 4646 or ISO 639-2 language code format.\r
\r
  @param  DriverName[out]       A pointer to the Unicode string to return.\r
                                This Unicode string is the name of the\r
                                driver specified by This in the language\r
                                specified by Language.\r
\r
  @retval EFI_SUCCESS           The Unicode string for the Driver specified by\r
                                This and the language specified by Language was\r
                                returned in DriverName.\r
\r
  @retval EFI_INVALID_PARAMETER Language is NULL.\r
\r
  @retval EFI_INVALID_PARAMETER DriverName is NULL.\r
\r
  @retval EFI_UNSUPPORTED       The driver specified by This does not support\r
                                the language specified by Language.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
UndiComponentNameGetDriverName (\r
  IN  EFI_COMPONENT_NAME_PROTOCOL  *This,\r
  IN  CHAR8                        *Language,\r
  OUT CHAR16                       **DriverName\r
  );\r
\r
\r
/**\r
  Retrieves a Unicode string that is the user readable name of the controller\r
  that is being managed by a driver.\r
\r
  This function retrieves the user readable name of the controller specified by\r
  ControllerHandle and ChildHandle in the form of a Unicode string. If the\r
  driver specified by This has a user readable name in the language specified by\r
  Language, then a pointer to the controller name is returned in ControllerName,\r
  and EFI_SUCCESS is returned.  If the driver specified by This is not currently\r
  managing the controller specified by ControllerHandle and ChildHandle,\r
  then EFI_UNSUPPORTED is returned.  If the driver specified by This does not\r
  support the language specified by Language, then EFI_UNSUPPORTED is returned.\r
\r
  @param  This[in]              A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r
                                EFI_COMPONENT_NAME_PROTOCOL instance.\r
\r
  @param  ControllerHandle[in]  The handle of a controller that the driver\r
                                specified by This is managing.  This handle\r
                                specifies the controller whose name is to be\r
                                returned.\r
\r
  @param  ChildHandle[in]       The handle of the child controller to retrieve\r
                                the name of.  This is an optional parameter that\r
                                may be NULL.  It will be NULL for device\r
                                drivers.  It will also be NULL for a bus drivers\r
                                that wish to retrieve the name of the bus\r
                                controller.  It will not be NULL for a bus\r
                                driver that wishes to retrieve the name of a\r
                                child controller.\r
\r
  @param  Language[in]          A pointer to a Null-terminated ASCII string\r
                                array indicating the language.  This is the\r
                                language of the driver name that the caller is\r
                                requesting, and it must match one of the\r
                                languages specified in SupportedLanguages. The\r
                                number of languages supported by a driver is up\r
                                to the driver writer. Language is specified in\r
                                RFC 4646 or ISO 639-2 language code format.\r
\r
  @param  ControllerName[out]   A pointer to the Unicode string to return.\r
                                This Unicode string is the name of the\r
                                controller specified by ControllerHandle and\r
                                ChildHandle in the language specified by\r
                                Language from the point of view of the driver\r
                                specified by This.\r
\r
  @retval EFI_SUCCESS           The Unicode string for the user readable name in\r
                                the language specified by Language for the\r
                                driver specified by This was returned in\r
                                DriverName.\r
\r
  @retval EFI_INVALID_PARAMETER ControllerHandle is NULL.\r
\r
  @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid\r
                                EFI_HANDLE.\r
\r
  @retval EFI_INVALID_PARAMETER Language is NULL.\r
\r
  @retval EFI_INVALID_PARAMETER ControllerName is NULL.\r
\r
  @retval EFI_UNSUPPORTED       The driver specified by This is not currently\r
                                managing the controller specified by\r
                                ControllerHandle and ChildHandle.\r
\r
  @retval EFI_UNSUPPORTED       The driver specified by This does not support\r
                                the language specified by Language.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
UndiComponentNameGetControllerName (\r
  IN  EFI_COMPONENT_NAME_PROTOCOL                     *This,\r
  IN  EFI_HANDLE                                      ControllerHandle,\r
  IN  EFI_HANDLE                                      ChildHandle        OPTIONAL,\r
  IN  CHAR8                                           *Language,\r
  OUT CHAR16                                          **ControllerName\r
  );\r
\r
\r
//\r
// EFI Component Name Protocol\r
//\r
GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME_PROTOCOL  gUndiComponentName = {\r
  UndiComponentNameGetDriverName,\r
  UndiComponentNameGetControllerName,\r
  "eng"\r
};\r
\r
//\r
// EFI Component Name 2 Protocol\r
//\r
GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gUndiComponentName2 = {\r
  (EFI_COMPONENT_NAME2_GET_DRIVER_NAME) UndiComponentNameGetDriverName,\r
  (EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) UndiComponentNameGetControllerName,\r
  "en"\r
};\r
\r
\r
GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mUndiDriverNameTable[] = {\r
  {\r
    "eng;en",\r
    L"UNDI32 Driver"\r
  },\r
  {\r
    NULL,\r
    NULL\r
  }\r
};\r
\r
GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mUndiControllerNameTable[] = {\r
  {\r
    "eng;en",\r
    L"UNDI32 Controller"\r
  },\r
  {\r
    NULL,\r
    NULL\r
  }\r
};\r
\r
/**\r
  Retrieves a Unicode string that is the user readable name of the driver.\r
\r
  This function retrieves the user readable name of a driver in the form of a\r
  Unicode string. If the driver specified by This has a user readable name in\r
  the language specified by Language, then a pointer to the driver name is\r
  returned in DriverName, and EFI_SUCCESS is returned. If the driver specified\r
  by This does not support the language specified by Language,\r
  then EFI_UNSUPPORTED is returned.\r
\r
  @param  This[in]              A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r
                                EFI_COMPONENT_NAME_PROTOCOL instance.\r
\r
  @param  Language[in]          A pointer to a Null-terminated ASCII string\r
                                array indicating the language. This is the\r
                                language of the driver name that the caller is\r
                                requesting, and it must match one of the\r
                                languages specified in SupportedLanguages. The\r
                                number of languages supported by a driver is up\r
                                to the driver writer. Language is specified\r
                                in RFC 4646 or ISO 639-2 language code format.\r
\r
  @param  DriverName[out]       A pointer to the Unicode string to return.\r
                                This Unicode string is the name of the\r
                                driver specified by This in the language\r
                                specified by Language.\r
\r
  @retval EFI_SUCCESS           The Unicode string for the Driver specified by\r
                                This and the language specified by Language was\r
                                returned in DriverName.\r
\r
  @retval EFI_INVALID_PARAMETER Language is NULL.\r
\r
  @retval EFI_INVALID_PARAMETER DriverName is NULL.\r
\r
  @retval EFI_UNSUPPORTED       The driver specified by This does not support\r
                                the language specified by Language.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
UndiComponentNameGetDriverName (\r
  IN  EFI_COMPONENT_NAME_PROTOCOL  *This,\r
  IN  CHAR8                        *Language,\r
  OUT CHAR16                       **DriverName\r
  )\r
{\r
  return LookupUnicodeString2 (\r
           Language,\r
           This->SupportedLanguages,\r
           mUndiDriverNameTable,\r
           DriverName,\r
           (BOOLEAN)(This == &gUndiComponentName)\r
           );\r
}\r
\r
/**\r
  Retrieves a Unicode string that is the user readable name of the controller\r
  that is being managed by a driver.\r
\r
  This function retrieves the user readable name of the controller specified by\r
  ControllerHandle and ChildHandle in the form of a Unicode string. If the\r
  driver specified by This has a user readable name in the language specified by\r
  Language, then a pointer to the controller name is returned in ControllerName,\r
  and EFI_SUCCESS is returned.  If the driver specified by This is not currently\r
  managing the controller specified by ControllerHandle and ChildHandle,\r
  then EFI_UNSUPPORTED is returned.  If the driver specified by This does not\r
  support the language specified by Language, then EFI_UNSUPPORTED is returned.\r
  Currently not implemented.\r
\r
  @param  This[in]              A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r
                                EFI_COMPONENT_NAME_PROTOCOL instance.\r
\r
  @param  ControllerHandle[in]  The handle of a controller that the driver\r
                                specified by This is managing.  This handle\r
                                specifies the controller whose name is to be\r
                                returned.\r
\r
  @param  ChildHandle[in]       The handle of the child controller to retrieve\r
                                the name of.  This is an optional parameter that\r
                                may be NULL.  It will be NULL for device\r
                                drivers.  It will also be NULL for a bus drivers\r
                                that wish to retrieve the name of the bus\r
                                controller.  It will not be NULL for a bus\r
                                driver that wishes to retrieve the name of a\r
                                child controller.\r
\r
  @param  Language[in]          A pointer to a Null-terminated ASCII string\r
                                array indicating the language.  This is the\r
                                language of the driver name that the caller is\r
                                requesting, and it must match one of the\r
                                languages specified in SupportedLanguages. The\r
                                number of languages supported by a driver is up\r
                                to the driver writer. Language is specified in\r
                                RFC 4646 or ISO 639-2 language code format.\r
\r
  @param  ControllerName[out]   A pointer to the Unicode string to return.\r
                                This Unicode string is the name of the\r
                                controller specified by ControllerHandle and\r
                                ChildHandle in the language specified by\r
                                Language from the point of view of the driver\r
                                specified by This.\r
\r
  @retval EFI_SUCCESS           The Unicode string for the user readable name in\r
                                the language specified by Language for the\r
                                driver specified by This was returned in\r
                                DriverName.\r
\r
  @retval EFI_INVALID_PARAMETER ControllerHandle is NULL.\r
\r
  @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid\r
                                EFI_HANDLE.\r
\r
  @retval EFI_INVALID_PARAMETER Language is NULL.\r
\r
  @retval EFI_INVALID_PARAMETER ControllerName is NULL.\r
\r
  @retval EFI_UNSUPPORTED       The driver specified by This is not currently\r
                                managing the controller specified by\r
                                ControllerHandle and ChildHandle.\r
\r
  @retval EFI_UNSUPPORTED       The driver specified by This does not support\r
                                the language specified by Language.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
UndiComponentNameGetControllerName (\r
  IN  EFI_COMPONENT_NAME_PROTOCOL                     *This,\r
  IN  EFI_HANDLE                                      ControllerHandle,\r
  IN  EFI_HANDLE                                      ChildHandle        OPTIONAL,\r
  IN  CHAR8                                           *Language,\r
  OUT CHAR16                                          **ControllerName\r
  )\r
{\r
  EFI_STATUS                                Status;\r
  EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL *Nii;\r
\r
  if (ChildHandle != NULL) {\r
    return EFI_UNSUPPORTED;\r
  }\r
\r
  //\r
  // Make sure this driver is currently managing ControllHandle\r
  //\r
  Status = EfiTestManagedDevice (\r
             ControllerHandle,\r
             gUndiDriverBinding.DriverBindingHandle,\r
             &gEfiPciIoProtocolGuid\r
             );\r
  if (EFI_ERROR (Status)) {\r
    return Status;\r
  }\r
\r
  //\r
  // Retrieve an instance of a produced protocol from ControllerHandle\r
  //\r
  Status = gBS->OpenProtocol (\r
                   ControllerHandle,\r
                   &gEfiNetworkInterfaceIdentifierProtocolGuid_31,\r
                  (VOID **)&Nii,\r
                   NULL,\r
                   NULL,\r
                   EFI_OPEN_PROTOCOL_GET_PROTOCOL\r
                   );\r
  if (EFI_ERROR (Status)) {\r
    return Status;\r
  }\r
\r
  return LookupUnicodeString2 (\r
           Language,\r
           This->SupportedLanguages,\r
           mUndiControllerNameTable,\r
           ControllerName,\r
           (BOOLEAN)(This == &gUndiComponentName)\r
           );\r
}\r
Commit	Line	Data
906e1cb7	1	/** @file\r
	2	UEFI Component Name(2) protocol implementation for EFI UNDI32 driver.\r
	3	\r
	4	Copyright (c) 2012, Intel Corporation. All rights reserved.<BR>\r
96ae5934	5	SPDX-License-Identifier: BSD-2-Clause-Patent\r
906e1cb7	6	\r
	7	**/\r
	8	\r
	9	\r
	10	#include "Undi32.h"\r
	11	\r
	12	//\r
	13	// EFI Component Name Functions\r
	14	//\r
	15	/**\r
	16	Retrieves a Unicode string that is the user readable name of the driver.\r
	17	\r
	18	This function retrieves the user readable name of a driver in the form of a\r
	19	Unicode string. If the driver specified by This has a user readable name in\r
	20	the language specified by Language, then a pointer to the driver name is\r
	21	returned in DriverName, and EFI_SUCCESS is returned. If the driver specified\r
	22	by This does not support the language specified by Language,\r
	23	then EFI_UNSUPPORTED is returned.\r
	24	\r
	25	@param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r
	26	EFI_COMPONENT_NAME_PROTOCOL instance.\r
	27	\r
	28	@param Language[in] A pointer to a Null-terminated ASCII string\r
	29	array indicating the language. This is the\r
	30	language of the driver name that the caller is\r
	31	requesting, and it must match one of the\r
	32	languages specified in SupportedLanguages. The\r
	33	number of languages supported by a driver is up\r
	34	to the driver writer. Language is specified\r
	35	in RFC 4646 or ISO 639-2 language code format.\r
	36	\r
	37	@param DriverName[out] A pointer to the Unicode string to return.\r
	38	This Unicode string is the name of the\r
	39	driver specified by This in the language\r
	40	specified by Language.\r
	41	\r
	42	@retval EFI_SUCCESS The Unicode string for the Driver specified by\r
	43	This and the language specified by Language was\r
	44	returned in DriverName.\r
	45	\r
	46	@retval EFI_INVALID_PARAMETER Language is NULL.\r
	47	\r
	48	@retval EFI_INVALID_PARAMETER DriverName is NULL.\r
	49	\r
	50	@retval EFI_UNSUPPORTED The driver specified by This does not support\r
	51	the language specified by Language.\r
	52	\r
	53	**/\r
	54	EFI_STATUS\r
	55	EFIAPI\r
	56	UndiComponentNameGetDriverName (\r
	57	IN EFI_COMPONENT_NAME_PROTOCOL *This,\r
	58	IN CHAR8 *Language,\r
	59	OUT CHAR16 **DriverName\r
	60	);\r
	61	\r
	62	\r
	63	/**\r
	64	Retrieves a Unicode string that is the user readable name of the controller\r
	65	that is being managed by a driver.\r
	66	\r
	67	This function retrieves the user readable name of the controller specified by\r
	68	ControllerHandle and ChildHandle in the form of a Unicode string. If the\r
	69	driver specified by This has a user readable name in the language specified by\r
70	Language, then a pointer to the controller name is returned in ControllerName,\r
71	and EFI_SUCCESS is returned. If the driver specified by This is not currently\r
72	managing the controller specified by ControllerHandle and ChildHandle,\r
73	then EFI_UNSUPPORTED is returned. If the driver specified by This does not\r
74	support the language specified by Language, then EFI_UNSUPPORTED is returned.\r
75	\r
76	@param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r
77	EFI_COMPONENT_NAME_PROTOCOL instance.\r
78	\r
79	@param ControllerHandle[in] The handle of a controller that the driver\r
80	specified by This is managing. This handle\r
81	specifies the controller whose name is to be\r
82	returned.\r
83	\r
84	@param ChildHandle[in] The handle of the child controller to retrieve\r
85	the name of. This is an optional parameter that\r
86	may be NULL. It will be NULL for device\r
87	drivers. It will also be NULL for a bus drivers\r
88	that wish to retrieve the name of the bus\r
89	controller. It will not be NULL for a bus\r
90	driver that wishes to retrieve the name of a\r
91	child controller.\r
92	\r
93	@param Language[in] A pointer to a Null-terminated ASCII string\r
94	array indicating the language. This is the\r
95	language of the driver name that the caller is\r
96	requesting, and it must match one of the\r
97	languages specified in SupportedLanguages. The\r
98	number of languages supported by a driver is up\r
99	to the driver writer. Language is specified in\r
100	RFC 4646 or ISO 639-2 language code format.\r
101	\r
102	@param ControllerName[out] A pointer to the Unicode string to return.\r
103	This Unicode string is the name of the\r
104	controller specified by ControllerHandle and\r
105	ChildHandle in the language specified by\r
106	Language from the point of view of the driver\r
107	specified by This.\r
108	\r
109	@retval EFI_SUCCESS The Unicode string for the user readable name in\r
110	the language specified by Language for the\r
111	driver specified by This was returned in\r
112	DriverName.\r
113	\r
114	@retval EFI_INVALID_PARAMETER ControllerHandle is NULL.\r
115	\r
116	@retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid\r
117	EFI_HANDLE.\r
118	\r
119	@retval EFI_INVALID_PARAMETER Language is NULL.\r
120	\r
121	@retval EFI_INVALID_PARAMETER ControllerName is NULL.\r
122	\r
123	@retval EFI_UNSUPPORTED The driver specified by This is not currently\r
124	managing the controller specified by\r
125	ControllerHandle and ChildHandle.\r
126	\r
127	@retval EFI_UNSUPPORTED The driver specified by This does not support\r
128	the language specified by Language.\r
129	\r
130	**/\r
131	EFI_STATUS\r
132	EFIAPI\r
133	UndiComponentNameGetControllerName (\r
134	IN EFI_COMPONENT_NAME_PROTOCOL *This,\r
135	IN EFI_HANDLE ControllerHandle,\r
136	IN EFI_HANDLE ChildHandle OPTIONAL,\r
137	IN CHAR8 *Language,\r
138	OUT CHAR16 **ControllerName\r
139	);\r
140	\r
141	\r
142	//\r
143	// EFI Component Name Protocol\r
144	//\r
145	GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME_PROTOCOL gUndiComponentName = {\r
146	UndiComponentNameGetDriverName,\r
147	UndiComponentNameGetControllerName,\r
148	"eng"\r
149	};\r
150	\r
151	//\r
152	// EFI Component Name 2 Protocol\r
153	//\r
154	GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gUndiComponentName2 = {\r
155	(EFI_COMPONENT_NAME2_GET_DRIVER_NAME) UndiComponentNameGetDriverName,\r
156	(EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) UndiComponentNameGetControllerName,\r
157	"en"\r
158	};\r
159	\r
160	\r
161	GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mUndiDriverNameTable[] = {\r
162	{\r
163	"eng;en",\r
164	L"UNDI32 Driver"\r
165	},\r
166	{\r
167	NULL,\r
168	NULL\r
169	}\r
170	};\r
171	\r
172	GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mUndiControllerNameTable[] = {\r
173	{\r
174	"eng;en",\r
175	L"UNDI32 Controller"\r
176	},\r
177	{\r
178	NULL,\r
179	NULL\r
180	}\r
181	};\r
182	\r
183	/**\r
184	Retrieves a Unicode string that is the user readable name of the driver.\r
185	\r
186	This function retrieves the user readable name of a driver in the form of a\r
187	Unicode string. If the driver specified by This has a user readable name in\r
188	the language specified by Language, then a pointer to the driver name is\r
189	returned in DriverName, and EFI_SUCCESS is returned. If the driver specified\r
190	by This does not support the language specified by Language,\r
191	then EFI_UNSUPPORTED is returned.\r
192	\r
193	@param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r
194	EFI_COMPONENT_NAME_PROTOCOL instance.\r
195	\r
196	@param Language[in] A pointer to a Null-terminated ASCII string\r
197	array indicating the language. This is the\r
198	language of the driver name that the caller is\r
199	requesting, and it must match one of the\r
200	languages specified in SupportedLanguages. The\r
201	number of languages supported by a driver is up\r
202	to the driver writer. Language is specified\r
203	in RFC 4646 or ISO 639-2 language code format.\r
204	\r
205	@param DriverName[out] A pointer to the Unicode string to return.\r
206	This Unicode string is the name of the\r
207	driver specified by This in the language\r
208	specified by Language.\r
209	\r
210	@retval EFI_SUCCESS The Unicode string for the Driver specified by\r
211	This and the language specified by Language was\r
212	returned in DriverName.\r
213	\r
214	@retval EFI_INVALID_PARAMETER Language is NULL.\r
215	\r
216	@retval EFI_INVALID_PARAMETER DriverName is NULL.\r
217	\r
218	@retval EFI_UNSUPPORTED The driver specified by This does not support\r
219	the language specified by Language.\r
220	\r
221	**/\r
222	EFI_STATUS\r
223	EFIAPI\r
224	UndiComponentNameGetDriverName (\r
225	IN EFI_COMPONENT_NAME_PROTOCOL *This,\r
226	IN CHAR8 *Language,\r
227	OUT CHAR16 **DriverName\r
228	)\r
229	{\r
230	return LookupUnicodeString2 (\r
231	Language,\r
232	This->SupportedLanguages,\r
233	mUndiDriverNameTable,\r
234	DriverName,\r
235	(BOOLEAN)(This == &gUndiComponentName)\r
236	);\r
237	}\r
238	\r
239	/**\r
240	Retrieves a Unicode string that is the user readable name of the controller\r
241	that is being managed by a driver.\r
242	\r
243	This function retrieves the user readable name of the controller specified by\r
244	ControllerHandle and ChildHandle in the form of a Unicode string. If the\r
245	driver specified by This has a user readable name in the language specified by\r
246	Language, then a pointer to the controller name is returned in ControllerName,\r
247	and EFI_SUCCESS is returned. If the driver specified by This is not currently\r
248	managing the controller specified by ControllerHandle and ChildHandle,\r
249	then EFI_UNSUPPORTED is returned. If the driver specified by This does not\r
250	support the language specified by Language, then EFI_UNSUPPORTED is returned.\r
251	Currently not implemented.\r
252	\r
253	@param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r
254	EFI_COMPONENT_NAME_PROTOCOL instance.\r
255	\r
256	@param ControllerHandle[in] The handle of a controller that the driver\r
257	specified by This is managing. This handle\r
258	specifies the controller whose name is to be\r
259	returned.\r
260	\r
261	@param ChildHandle[in] The handle of the child controller to retrieve\r
262	the name of. This is an optional parameter that\r
263	may be NULL. It will be NULL for device\r
264	drivers. It will also be NULL for a bus drivers\r
265	that wish to retrieve the name of the bus\r
266	controller. It will not be NULL for a bus\r
267	driver that wishes to retrieve the name of a\r
268	child controller.\r
269	\r
270	@param Language[in] A pointer to a Null-terminated ASCII string\r
271	array indicating the language. This is the\r
272	language of the driver name that the caller is\r
273	requesting, and it must match one of the\r
274	languages specified in SupportedLanguages. The\r
275	number of languages supported by a driver is up\r
276	to the driver writer. Language is specified in\r
277	RFC 4646 or ISO 639-2 language code format.\r
278	\r
279	@param ControllerName[out] A pointer to the Unicode string to return.\r
280	This Unicode string is the name of the\r
281	controller specified by ControllerHandle and\r
282	ChildHandle in the language specified by\r
283	Language from the point of view of the driver\r
284	specified by This.\r
285	\r
286	@retval EFI_SUCCESS The Unicode string for the user readable name in\r
287	the language specified by Language for the\r
288	driver specified by This was returned in\r
289	DriverName.\r
290	\r
291	@retval EFI_INVALID_PARAMETER ControllerHandle is NULL.\r
292	\r
293	@retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid\r
294	EFI_HANDLE.\r
295	\r
296	@retval EFI_INVALID_PARAMETER Language is NULL.\r
297	\r
298	@retval EFI_INVALID_PARAMETER ControllerName is NULL.\r
299	\r
300	@retval EFI_UNSUPPORTED The driver specified by This is not currently\r
301	managing the controller specified by\r
302	ControllerHandle and ChildHandle.\r
303	\r
304	@retval EFI_UNSUPPORTED The driver specified by This does not support\r
305	the language specified by Language.\r
306	\r
307	**/\r
308	EFI_STATUS\r
309	EFIAPI\r
310	UndiComponentNameGetControllerName (\r
311	IN EFI_COMPONENT_NAME_PROTOCOL *This,\r
312	IN EFI_HANDLE ControllerHandle,\r
313	IN EFI_HANDLE ChildHandle OPTIONAL,\r
314	IN CHAR8 *Language,\r
315	OUT CHAR16 **ControllerName\r
316	)\r
317	{\r
318	EFI_STATUS Status;\r
319	EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL *Nii;\r
320	\r
321	if (ChildHandle != NULL) {\r
322	return EFI_UNSUPPORTED;\r
323	}\r
324	\r
325	//\r
326	// Make sure this driver is currently managing ControllHandle\r
327	//\r
328	Status = EfiTestManagedDevice (\r
329	ControllerHandle,\r
330	gUndiDriverBinding.DriverBindingHandle,\r
331	&gEfiPciIoProtocolGuid\r
332	);\r
333	if (EFI_ERROR (Status)) {\r
334	return Status;\r
335	}\r
336	\r
337	//\r
338	// Retrieve an instance of a produced protocol from ControllerHandle\r
339	//\r
340	Status = gBS->OpenProtocol (\r
341	ControllerHandle,\r
342	&gEfiNetworkInterfaceIdentifierProtocolGuid_31,\r
343	(VOID **)&Nii,\r
344	NULL,\r
345	NULL,\r
346	EFI_OPEN_PROTOCOL_GET_PROTOCOL\r
347	);\r
348	if (EFI_ERROR (Status)) {\r
349	return Status;\r
350	}\r
351	\r
352	return LookupUnicodeString2 (\r
353	Language,\r
354	This->SupportedLanguages,\r
355	mUndiControllerNameTable,\r
356	ControllerName,\r
357	(BOOLEAN)(This == &gUndiComponentName)\r
358	);\r
359	}\r