[mirror_edk2.git] / NetworkPkg / Dhcp6Dxe / ComponentName.c

/** @file\r
  UEFI Component Name(2) protocol implementation for Dhcp6 driver.\r
\r
  Copyright (c) 2009 - 2014, Intel Corporation. All rights reserved.<BR>\r
\r
  This program and the accompanying materials\r
  are licensed and made available under the terms and conditions of the BSD License\r
  which accompanies this distribution.  The full text of the license may be found at\r
  http://opensource.org/licenses/bsd-license.php.\r
\r
  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
\r
**/\r
\r
#include "Dhcp6Impl.h"\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[in]  This              A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r
                                EFI_COMPONENT_NAME_PROTOCOL instance.\r
\r
  @param[in]  Language          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[out]  DriverName       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
Dhcp6ComponentNameGetDriverName (\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[in]  This              A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r
                                EFI_COMPONENT_NAME_PROTOCOL instance.\r
\r
  @param[in]  ControllerHandle  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[in]  ChildHandle       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 attempt to retrieve the name of the bus\r
                                controller.  It will not be NULL for a bus\r
                                driver that attempts to retrieve the name of a\r
                                child controller.\r
\r
  @param[in]  Language          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[out]  ControllerName   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
Dhcp6ComponentNameGetControllerName (\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    gDhcp6ComponentName = {\r
  Dhcp6ComponentNameGetDriverName,\r
  Dhcp6ComponentNameGetControllerName,\r
  "eng"\r
};\r
\r
//\r
// EFI Component Name 2 Protocol\r
//\r
GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL   gDhcp6ComponentName2 = {\r
  (EFI_COMPONENT_NAME2_GET_DRIVER_NAME) Dhcp6ComponentNameGetDriverName,\r
  (EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) Dhcp6ComponentNameGetControllerName,\r
  "en"\r
};\r
\r
GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE       mDhcp6DriverNameTable[] = {\r
  {\r
    "eng;en",\r
    L"DHCP6 Protocol Driver"\r
  },\r
  {\r
    NULL,\r
    NULL\r
  }\r
};\r
\r
GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE   *gDhcp6ControllerNameTable = NULL;\r
\r
CHAR16 *mDhcp6ControllerName[] = {\r
  L"DHCPv6 (State=0, Init)",\r
  L"DHCPv6 (State=1, Selecting)",\r
  L"DHCPv6 (State=2, Requesting)",\r
  L"DHCPv6 (State=3, Declining)",\r
  L"DHCPv6 (State=4, Confirming)",\r
  L"DHCPv6 (State=5, Releasing)",\r
  L"DHCPv6 (State=6, Bound)",\r
  L"DHCPv6 (State=7, Renewing)",\r
  L"DHCPv6 (State=8, Rebinding)"\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[in]  This              A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r
                                EFI_COMPONENT_NAME_PROTOCOL instance.\r
\r
  @param[in]  Language          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[out]  DriverName       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
Dhcp6ComponentNameGetDriverName (\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
           mDhcp6DriverNameTable,\r
           DriverName,\r
           (BOOLEAN)(This == &gDhcp6ComponentName)\r
           );\r
}\r
\r
/**\r
  Update the component name for the Dhcp6 child handle.\r
\r
  @param  Dhcp6[in]                   A pointer to the EFI_DHCP6_PROTOCOL.\r
\r
  \r
  @retval EFI_SUCCESS                 Update the ControllerNameTable of this instance successfully.\r
  @retval EFI_INVALID_PARAMETER       The input parameter is invalid.\r
  \r
**/\r
EFI_STATUS\r
UpdateName (\r
  IN   EFI_DHCP6_PROTOCOL             *Dhcp6\r
  )\r
{\r
  EFI_STATUS                       Status;\r
  EFI_DHCP6_MODE_DATA              Dhcp6ModeData;\r
  CHAR16                           *HandleName;\r
\r
  if (Dhcp6 == NULL) {\r
    return EFI_INVALID_PARAMETER;\r
  }\r
\r
  //\r
  // Format the child name into the string buffer.\r
  //\r
  Status = Dhcp6->GetModeData (Dhcp6, &Dhcp6ModeData, NULL);\r
  if (EFI_ERROR (Status)) {\r
    return Status;\r
  }\r
  \r
  if (gDhcp6ControllerNameTable != NULL) {\r
    FreeUnicodeStringTable (gDhcp6ControllerNameTable);\r
    gDhcp6ControllerNameTable = NULL;\r
  }\r
  \r
  if (Dhcp6ModeData.Ia == NULL) {\r
    HandleName = L"DHCPv6 (No configured IA)";\r
  } else {\r
    if (Dhcp6ModeData.Ia->State > Dhcp6Rebinding) {\r
      return EFI_DEVICE_ERROR;\r
    }\r
    HandleName = mDhcp6ControllerName[Dhcp6ModeData.Ia->State];\r
  }\r
  \r
  Status = AddUnicodeString2 (\r
             "eng",\r
             gDhcp6ComponentName.SupportedLanguages,\r
             &gDhcp6ControllerNameTable,\r
             HandleName,\r
             TRUE\r
             );\r
  if (EFI_ERROR (Status)) {\r
    return Status;\r
  }\r
  \r
  return AddUnicodeString2 (\r
           "en",\r
           gDhcp6ComponentName2.SupportedLanguages,\r
           &gDhcp6ControllerNameTable,\r
           HandleName,\r
           FALSE\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[in]  This              A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r
                                EFI_COMPONENT_NAME_PROTOCOL instance.\r
\r
  @param[in]  ControllerHandle  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[in]  ChildHandle       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[in]  Language          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 the\r
                                RFC 4646 or ISO 639-2 language code format.\r
\r
  @param[out]  ControllerName   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
Dhcp6ComponentNameGetControllerName (\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_DHCP6_PROTOCOL            *Dhcp6;\r
\r
  //\r
  // Only provide names for child handles.\r
  //\r
  if (ChildHandle == NULL) {\r
    return EFI_UNSUPPORTED;\r
  }\r
  \r
  // \r
  // Make sure this driver produced ChildHandle \r
  // \r
  Status = EfiTestChildHandle (\r
             ControllerHandle,\r
             ChildHandle, \r
             &gEfiUdp6ProtocolGuid\r
             );\r
  if (EFI_ERROR (Status)) {\r
    return Status;\r
  }\r
\r
  //\r
  // Retrieve an instance of a produced protocol from ChildHandle\r
  //\r
  Status = gBS->OpenProtocol (\r
                  ChildHandle,\r
                  &gEfiDhcp6ProtocolGuid,\r
                  (VOID **)&Dhcp6, \r
                  NULL,\r
                  NULL,\r
                  EFI_OPEN_PROTOCOL_GET_PROTOCOL\r
                  );\r
  if (EFI_ERROR (Status)) {\r
    return Status;\r
  }\r
\r
  //\r
  // Update the component name for this child handle.\r
  //\r
  Status = UpdateName (Dhcp6);\r
  if (EFI_ERROR (Status)) {\r
    return Status;\r
  }\r
\r
  return LookupUnicodeString2 (\r
           Language,\r
           This->SupportedLanguages,\r
           gDhcp6ControllerNameTable,\r
           ControllerName,\r
           (BOOLEAN)(This == &gDhcp6ComponentName)\r
           );\r
}\r
\r
Commit	Line	Data
a3bcde70 HT	1	/** @file\r
	2	UEFI Component Name(2) protocol implementation for Dhcp6 driver.\r
	3	\r
2922e29a	4	Copyright (c) 2009 - 2014, Intel Corporation. All rights reserved.<BR>\r
a3bcde70 HT	5	\r
	6	This program and the accompanying materials\r
	7	are licensed and made available under the terms and conditions of the BSD License\r
	8	which accompanies this distribution. The full text of the license may be found at\r
	9	http://opensource.org/licenses/bsd-license.php.\r
	10	\r
	11	THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
	12	WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
	13	\r
	14	**/\r
	15	\r
	16	#include "Dhcp6Impl.h"\r
	17	\r
	18	\r
	19	/**\r
	20	Retrieves a Unicode string that is the user-readable name of the driver.\r
	21	\r
	22	This function retrieves the user-readable name of a driver in the form of a\r
	23	Unicode string. If the driver specified by This has a user-readable name in\r
	24	the language specified by Language, then a pointer to the driver name is\r
	25	returned in DriverName, and EFI_SUCCESS is returned. If the driver specified\r
	26	by This does not support the language specified by Language,\r
	27	then EFI_UNSUPPORTED is returned.\r
	28	\r
	29	@param[in] This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r
	30	EFI_COMPONENT_NAME_PROTOCOL instance.\r
	31	\r
	32	@param[in] Language A pointer to a Null-terminated ASCII string\r
	33	array indicating the language. This is the\r
	34	language of the driver name that the caller is\r
	35	requesting, and it must match one of the\r
	36	languages specified in SupportedLanguages. The\r
	37	number of languages supported by a driver is up\r
	38	to the driver writer. Language is specified\r
	39	in RFC 4646 or ISO 639-2 language code format.\r
	40	\r
	41	@param[out] DriverName A pointer to the Unicode string to return.\r
	42	This Unicode string is the name of the\r
	43	driver specified by This in the language\r
	44	specified by Language.\r
	45	\r
	46	@retval EFI_SUCCESS The Unicode string for the Driver specified by\r
	47	This and the language specified by Language was\r
	48	returned in DriverName.\r
	49	\r
	50	@retval EFI_INVALID_PARAMETER Language is NULL.\r
	51	\r
	52	@retval EFI_INVALID_PARAMETER DriverName is NULL.\r
	53	\r
	54	@retval EFI_UNSUPPORTED The driver specified by This does not support\r
	55	the language specified by Language.\r
	56	\r
	57	**/\r
	58	EFI_STATUS\r
	59	EFIAPI\r
	60	Dhcp6ComponentNameGetDriverName (\r
	61	IN EFI_COMPONENT_NAME_PROTOCOL *This,\r
	62	IN CHAR8 *Language,\r
	63	OUT CHAR16 **DriverName\r
	64	);\r
	65	\r
	66	\r
	67	/**\r
	68	Retrieves a Unicode string that is the user-readable name of the controller\r
69	that is being managed by a driver.\r
70	\r
71	This function retrieves the user-readable name of the controller specified by\r
72	ControllerHandle and ChildHandle in the form of a Unicode string. If the\r
73	driver specified by This has a user-readable name in the language specified by\r
74	Language, then a pointer to the controller name is returned in ControllerName,\r
75	and EFI_SUCCESS is returned. If the driver specified by This is not currently\r
76	managing the controller specified by ControllerHandle and ChildHandle,\r
77	then EFI_UNSUPPORTED is returned. If the driver specified by This does not\r
78	support the language specified by Language, then EFI_UNSUPPORTED is returned.\r
79	\r
80	@param[in] This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r
81	EFI_COMPONENT_NAME_PROTOCOL instance.\r
82	\r
83	@param[in] ControllerHandle The handle of a controller that the driver\r
84	specified by This is managing. This handle\r
85	specifies the controller whose name is to be\r
86	returned.\r
87	\r
88	@param[in] ChildHandle The handle of the child controller to retrieve\r
89	the name of. This is an optional parameter that\r
90	may be NULL. It will be NULL for device\r
91	drivers. It will also be NULL for a bus drivers\r
92	that attempt to retrieve the name of the bus\r
93	controller. It will not be NULL for a bus\r
94	driver that attempts to retrieve the name of a\r
95	child controller.\r
96	\r
97	@param[in] Language A pointer to a Null-terminated ASCII string\r
98	array indicating the language. This is the\r
99	language of the driver name that the caller is\r
100	requesting, and it must match one of the\r
101	languages specified in SupportedLanguages. The\r
102	number of languages supported by a driver is up\r
103	to the driver writer. Language is specified in\r
104	RFC 4646 or ISO 639-2 language code format.\r
105	\r
106	@param[out] ControllerName A pointer to the Unicode string to return.\r
107	This Unicode string is the name of the\r
108	controller specified by ControllerHandle and\r
109	ChildHandle in the language specified by\r
110	Language, from the point of view of the driver\r
111	specified by This.\r
112	\r
113	@retval EFI_SUCCESS The Unicode string for the user-readable name in\r
114	the language specified by Language for the\r
115	driver specified by This was returned in\r
116	DriverName.\r
117	\r
15ee13fc	118	@retval EFI_INVALID_PARAMETER ControllerHandle is NULL.\r
a3bcde70 HT	119	\r
	120	@retval EFI_INVALID_PARAMETER ChildHandle is not NULL, and it is not a valid\r
	121	EFI_HANDLE.\r
	122	\r
	123	@retval EFI_INVALID_PARAMETER Language is NULL.\r
	124	\r
	125	@retval EFI_INVALID_PARAMETER ControllerName is NULL.\r
	126	\r
	127	@retval EFI_UNSUPPORTED The driver specified by This is not currently\r
	128	managing the controller specified by\r
	129	ControllerHandle and ChildHandle.\r
	130	\r
	131	@retval EFI_UNSUPPORTED The driver specified by This does not support\r
	132	the language specified by Language.\r
	133	\r
	134	**/\r
	135	EFI_STATUS\r
	136	EFIAPI\r
	137	Dhcp6ComponentNameGetControllerName (\r
	138	IN EFI_COMPONENT_NAME_PROTOCOL *This,\r
	139	IN EFI_HANDLE ControllerHandle,\r
	140	IN EFI_HANDLE ChildHandle OPTIONAL,\r
	141	IN CHAR8 *Language,\r
	142	OUT CHAR16 **ControllerName\r
	143	);\r
	144	\r
	145	\r
	146	//\r
	147	// EFI Component Name Protocol\r
	148	//\r
	149	GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME_PROTOCOL gDhcp6ComponentName = {\r
	150	Dhcp6ComponentNameGetDriverName,\r
	151	Dhcp6ComponentNameGetControllerName,\r
	152	"eng"\r
	153	};\r
	154	\r
	155	//\r
	156	// EFI Component Name 2 Protocol\r
	157	//\r
	158	GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gDhcp6ComponentName2 = {\r
	159	(EFI_COMPONENT_NAME2_GET_DRIVER_NAME) Dhcp6ComponentNameGetDriverName,\r
	160	(EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) Dhcp6ComponentNameGetControllerName,\r
	161	"en"\r
	162	};\r
	163	\r
	164	GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mDhcp6DriverNameTable[] = {\r
	165	{\r
	166	"eng;en",\r
	167	L"DHCP6 Protocol Driver"\r
	168	},\r
	169	{\r
	170	NULL,\r
	171	NULL\r
	172	}\r
	173	};\r
	174	\r
216f7970	175	GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE *gDhcp6ControllerNameTable = NULL;\r
	176	\r
	177	CHAR16 *mDhcp6ControllerName[] = {\r
	178	L"DHCPv6 (State=0, Init)",\r
	179	L"DHCPv6 (State=1, Selecting)",\r
	180	L"DHCPv6 (State=2, Requesting)",\r
	181	L"DHCPv6 (State=3, Declining)",\r
	182	L"DHCPv6 (State=4, Confirming)",\r
	183	L"DHCPv6 (State=5, Releasing)",\r
	184	L"DHCPv6 (State=6, Bound)",\r
	185	L"DHCPv6 (State=7, Renewing)",\r
	186	L"DHCPv6 (State=8, Rebinding)"\r
	187	};\r
a3bcde70 HT	188	\r
	189	/**\r
	190	Retrieves a Unicode string that is the user-readable name of the driver.\r
	191	\r
	192	This function retrieves the user-readable name of a driver in the form of a\r
	193	Unicode string. If the driver specified by This has a user-readable name in\r
	194	the language specified by Language, then a pointer to the driver name is\r
	195	returned in DriverName, and EFI_SUCCESS is returned. If the driver specified\r
	196	by This does not support the language specified by Language,\r
	197	then EFI_UNSUPPORTED is returned.\r
	198	\r
	199	@param[in] This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r
	200	EFI_COMPONENT_NAME_PROTOCOL instance.\r
	201	\r
	202	@param[in] Language A pointer to a Null-terminated ASCII string\r
	203	array indicating the language. This is the\r
	204	language of the driver name that the caller is\r
	205	requesting, and it must match one of the\r
	206	languages specified in SupportedLanguages. The\r
	207	number of languages supported by a driver is up\r
	208	to the driver writer. Language is specified\r
	209	in RFC 4646 or ISO 639-2 language code format.\r
	210	\r
	211	@param[out] DriverName A pointer to the Unicode string to return.\r
	212	This Unicode string is the name of the\r
	213	driver specified by This in the language\r
	214	specified by Language.\r
	215	\r
	216	@retval EFI_SUCCESS The Unicode string for the Driver specified by\r
	217	This and the language specified by Language was\r
	218	returned in DriverName.\r
	219	\r
	220	@retval EFI_INVALID_PARAMETER Language is NULL.\r
	221	\r
	222	@retval EFI_INVALID_PARAMETER DriverName is NULL.\r
	223	\r
	224	@retval EFI_UNSUPPORTED The driver specified by This does not support\r
	225	the language specified by Language.\r
	226	\r
	227	**/\r
	228	EFI_STATUS\r
	229	EFIAPI\r
	230	Dhcp6ComponentNameGetDriverName (\r
	231	IN EFI_COMPONENT_NAME_PROTOCOL *This,\r
	232	IN CHAR8 *Language,\r
	233	OUT CHAR16 **DriverName\r
	234	)\r
	235	{\r
	236	return LookupUnicodeString2 (\r
	237	Language,\r
	238	This->SupportedLanguages,\r
	239	mDhcp6DriverNameTable,\r
	240	DriverName,\r
	241	(BOOLEAN)(This == &gDhcp6ComponentName)\r
	242	);\r
	243	}\r
	244	\r
216f7970	245	/**\r
	246	Update the component name for the Dhcp6 child handle.\r
	247	\r
	248	@param Dhcp6[in] A pointer to the EFI_DHCP6_PROTOCOL.\r
	249	\r
	250	\r
	251	@retval EFI_SUCCESS Update the ControllerNameTable of this instance successfully.\r
	252	@retval EFI_INVALID_PARAMETER The input parameter is invalid.\r
	253	\r
	254	**/\r
	255	EFI_STATUS\r
	256	UpdateName (\r
	257	IN EFI_DHCP6_PROTOCOL *Dhcp6\r
	258	)\r
	259	{\r
	260	EFI_STATUS Status;\r
	261	EFI_DHCP6_MODE_DATA Dhcp6ModeData;\r
a4faf336	262	CHAR16 *HandleName;\r
216f7970	263	\r
	264	if (Dhcp6 == NULL) {\r
	265	return EFI_INVALID_PARAMETER;\r
	266	}\r
	267	\r
	268	//\r
	269	// Format the child name into the string buffer.\r
	270	//\r
	271	Status = Dhcp6->GetModeData (Dhcp6, &Dhcp6ModeData, NULL);\r
	272	if (EFI_ERROR (Status)) {\r
	273	return Status;\r
	274	}\r
	275	\r
	276	if (gDhcp6ControllerNameTable != NULL) {\r
	277	FreeUnicodeStringTable (gDhcp6ControllerNameTable);\r
	278	gDhcp6ControllerNameTable = NULL;\r
	279	}\r
	280	\r
	281	if (Dhcp6ModeData.Ia == NULL) {\r
a4faf336	282	HandleName = L"DHCPv6 (No configured IA)";\r
216f7970	283	} else {\r
a4faf336 FS	284	if (Dhcp6ModeData.Ia->State > Dhcp6Rebinding) {\r
	285	return EFI_DEVICE_ERROR;\r
	286	}\r
	287	HandleName = mDhcp6ControllerName[Dhcp6ModeData.Ia->State];\r
216f7970	288	}\r
	289	\r
	290	Status = AddUnicodeString2 (\r
	291	"eng",\r
	292	gDhcp6ComponentName.SupportedLanguages,\r
	293	&gDhcp6ControllerNameTable,\r
	294	HandleName,\r
	295	TRUE\r
	296	);\r
	297	if (EFI_ERROR (Status)) {\r
	298	return Status;\r
	299	}\r
	300	\r
	301	return AddUnicodeString2 (\r
	302	"en",\r
	303	gDhcp6ComponentName2.SupportedLanguages,\r
	304	&gDhcp6ControllerNameTable,\r
	305	HandleName,\r
	306	FALSE\r
	307	);\r
	308	}\r
a3bcde70 HT	309	\r
	310	/**\r
	311	Retrieves a Unicode string that is the user-readable name of the controller\r
	312	that is being managed by a driver.\r
	313	\r
	314	This function retrieves the user-readable name of the controller specified by\r
	315	ControllerHandle and ChildHandle in the form of a Unicode string. If the\r
	316	driver specified by This has a user-readable name in the language specified by\r
	317	Language, then a pointer to the controller name is returned in ControllerName,\r
	318	and EFI_SUCCESS is returned. If the driver specified by This is not currently\r
	319	managing the controller specified by ControllerHandle and ChildHandle,\r
	320	then EFI_UNSUPPORTED is returned. If the driver specified by This does not\r
	321	support the language specified by Language, then EFI_UNSUPPORTED is returned.\r
	322	\r
	323	@param[in] This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r
	324	EFI_COMPONENT_NAME_PROTOCOL instance.\r
	325	\r
	326	@param[in] ControllerHandle The handle of a controller that the driver\r
	327	specified by This is managing. This handle\r
	328	specifies the controller whose name is to be\r
	329	returned.\r
	330	\r
	331	@param[in] ChildHandle The handle of the child controller to retrieve\r
	332	the name of. This is an optional parameter that\r
	333	may be NULL. It will be NULL for device\r
	334	drivers. It will also be NULL for a bus drivers\r
	335	that wish to retrieve the name of the bus\r
	336	controller. It will not be NULL for a bus\r
	337	driver that wishes to retrieve the name of a\r
	338	child controller.\r
	339	\r
	340	@param[in] Language A pointer to a Null-terminated ASCII string\r
	341	array indicating the language. This is the\r
	342	language of the driver name that the caller is\r
	343	requesting, and it must match one of the\r
	344	languages specified in SupportedLanguages. The\r
	345	number of languages supported by a driver is up\r
	346	to the driver writer. Language is specified in the\r
	347	RFC 4646 or ISO 639-2 language code format.\r
	348	\r
	349	@param[out] ControllerName A pointer to the Unicode string to return.\r
	350	This Unicode string is the name of the\r
	351	controller specified by ControllerHandle and\r
	352	ChildHandle in the language specified by\r
	353	Language, from the point of view of the driver\r
	354	specified by This.\r
	355	\r
	356	@retval EFI_SUCCESS The Unicode string for the user-readable name in\r
	357	the language specified by Language for the\r
	358	driver specified by This was returned in\r
	359	DriverName.\r
	360	\r
15ee13fc	361	@retval EFI_INVALID_PARAMETER ControllerHandle is NULL.\r
a3bcde70 HT	362	\r
	363	@retval EFI_INVALID_PARAMETER ChildHandle is not NULL, and it is not a valid\r
	364	EFI_HANDLE.\r
	365	\r
	366	@retval EFI_INVALID_PARAMETER Language is NULL.\r
	367	\r
	368	@retval EFI_INVALID_PARAMETER ControllerName is NULL.\r
	369	\r
	370	@retval EFI_UNSUPPORTED The driver specified by This is not currently\r
	371	managing the controller specified by\r
	372	ControllerHandle and ChildHandle.\r
	373	\r
	374	@retval EFI_UNSUPPORTED The driver specified by This does not support\r
	375	the language specified by Language.\r
	376	\r
	377	**/\r
	378	EFI_STATUS\r
	379	EFIAPI\r
	380	Dhcp6ComponentNameGetControllerName (\r
	381	IN EFI_COMPONENT_NAME_PROTOCOL *This,\r
	382	IN EFI_HANDLE ControllerHandle,\r
	383	IN EFI_HANDLE ChildHandle OPTIONAL,\r
	384	IN CHAR8 *Language,\r
	385	OUT CHAR16 **ControllerName\r
	386	)\r
	387	{\r
216f7970	388	EFI_STATUS Status;\r
	389	EFI_DHCP6_PROTOCOL *Dhcp6;\r
	390	\r
	391	//\r
	392	// Only provide names for child handles.\r
	393	//\r
	394	if (ChildHandle == NULL) {\r
	395	return EFI_UNSUPPORTED;\r
	396	}\r
	397	\r
	398	// \r
	399	// Make sure this driver produced ChildHandle \r
	400	// \r
	401	Status = EfiTestChildHandle (\r
	402	ControllerHandle,\r
	403	ChildHandle, \r
	404	&gEfiUdp6ProtocolGuid\r
	405	);\r
	406	if (EFI_ERROR (Status)) {\r
	407	return Status;\r
	408	}\r
	409	\r
	410	//\r
	411	// Retrieve an instance of a produced protocol from ChildHandle\r
	412	//\r
	413	Status = gBS->OpenProtocol (\r
	414	ChildHandle,\r
	415	&gEfiDhcp6ProtocolGuid,\r
	416	(VOID **)&Dhcp6, \r
	417	NULL,\r
	418	NULL,\r
	419	EFI_OPEN_PROTOCOL_GET_PROTOCOL\r
	420	);\r
	421	if (EFI_ERROR (Status)) {\r
	422	return Status;\r
	423	}\r
	424	\r
	425	//\r
	426	// Update the component name for this child handle.\r
	427	//\r
	428	Status = UpdateName (Dhcp6);\r
	429	if (EFI_ERROR (Status)) {\r
	430	return Status;\r
	431	}\r
	432	\r
	433	return LookupUnicodeString2 (\r
	434	Language,\r
	435	This->SupportedLanguages,\r
	436	gDhcp6ControllerNameTable,\r
	437	ControllerName,\r
	438	(BOOLEAN)(This == &gDhcp6ComponentName)\r
	439	);\r
a3bcde70	440	}\r
216f7970	441	\r