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- /** @file
- UEFI Component Name(2) protocol implementation for MnpDxe driver.
- Copyright (c) 2005 - 2018, Intel Corporation. All rights reserved.<BR>
- SPDX-License-Identifier: BSD-2-Clause-Patent
- **/
- #include "MnpImpl.h"
- //
- // EFI Component Name Protocol
- //
- GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME_PROTOCOL gMnpComponentName = {
- MnpComponentNameGetDriverName,
- MnpComponentNameGetControllerName,
- "eng"
- };
- //
- // EFI Component Name 2 Protocol
- //
- GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gMnpComponentName2 = {
- (EFI_COMPONENT_NAME2_GET_DRIVER_NAME)MnpComponentNameGetDriverName,
- (EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME)MnpComponentNameGetControllerName,
- "en"
- };
- GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mMnpDriverNameTable[] = {
- {
- "eng;en",
- L"MNP Network Service Driver"
- },
- {
- NULL,
- NULL
- }
- };
- GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE *gMnpControllerNameTable = NULL;
- /**
- Retrieves a Unicode string that is the user readable name of the driver.
- This function retrieves the user readable name of a driver in the form of a
- Unicode string. If the driver specified by This has a user readable name in
- the language specified by Language, then a pointer to the driver name is
- returned in DriverName, and EFI_SUCCESS is returned. If the driver specified
- by This does not support the language specified by Language,
- then EFI_UNSUPPORTED is returned.
- @param[in] This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
- EFI_COMPONENT_NAME_PROTOCOL instance.
- @param[in] Language A pointer to a Null-terminated ASCII string
- array indicating the language. This is the
- language of the driver name that the caller is
- requesting, and it must match one of the
- languages specified in SupportedLanguages. The
- number of languages supported by a driver is up
- to the driver writer. Language is specified
- in RFC 4646 or ISO 639-2 language code format.
- @param[out] DriverName A pointer to the Unicode string to return.
- This Unicode string is the name of the
- driver specified by This in the language
- specified by Language.
- @retval EFI_SUCCESS The Unicode string for the Driver specified by
- This and the language specified by Language was
- returned in DriverName.
- @retval EFI_INVALID_PARAMETER Language is NULL.
- @retval EFI_INVALID_PARAMETER DriverName is NULL.
- @retval EFI_UNSUPPORTED The driver specified by This does not support
- the language specified by Language.
- **/
- EFI_STATUS
- EFIAPI
- MnpComponentNameGetDriverName (
- IN EFI_COMPONENT_NAME_PROTOCOL *This,
- IN CHAR8 *Language,
- OUT CHAR16 **DriverName
- )
- {
- return LookupUnicodeString2 (
- Language,
- This->SupportedLanguages,
- mMnpDriverNameTable,
- DriverName,
- (BOOLEAN)(This == &gMnpComponentName)
- );
- }
- /**
- Update the component name for the MNP child handle.
- @param Mnp[in] A pointer to the EFI_MANAGED_NETWORK_PROTOCOL.
- @retval EFI_SUCCESS Update the ControllerNameTable of this instance successfully.
- @retval EFI_INVALID_PARAMETER The input parameter is invalid.
- **/
- EFI_STATUS
- UpdateName (
- IN EFI_MANAGED_NETWORK_PROTOCOL *Mnp
- )
- {
- EFI_STATUS Status;
- MNP_INSTANCE_DATA *Instance;
- CHAR16 HandleName[80];
- EFI_MANAGED_NETWORK_CONFIG_DATA MnpConfigData;
- EFI_SIMPLE_NETWORK_MODE SnpModeData;
- UINTN OffSet;
- UINTN Index;
- if (Mnp == NULL) {
- return EFI_INVALID_PARAMETER;
- }
- Instance = MNP_INSTANCE_DATA_FROM_THIS (Mnp);
- //
- // Format the child name into the string buffer as:
- // MNP (MAC=FF-FF-FF-FF-FF-FF, ProtocolType=0x0800, VlanId=0)
- //
- Status = Mnp->GetModeData (Mnp, &MnpConfigData, &SnpModeData);
- if (!EFI_ERROR (Status)) {
- OffSet = 0;
- //
- // Print the MAC address.
- //
- OffSet += UnicodeSPrint (
- HandleName,
- sizeof (HandleName),
- L"MNP (MAC="
- );
- for (Index = 0; Index < SnpModeData.HwAddressSize; Index++) {
- OffSet += UnicodeSPrint (
- HandleName + OffSet,
- sizeof (HandleName) - OffSet * sizeof (CHAR16),
- L"%02X-",
- SnpModeData.CurrentAddress.Addr[Index]
- );
- }
- ASSERT (OffSet > 0);
- //
- // Remove the last '-'
- //
- OffSet--;
- //
- // Print the ProtocolType and VLAN ID for this instance.
- //
- OffSet += UnicodeSPrint (
- HandleName + OffSet,
- sizeof (HandleName) - OffSet * sizeof (CHAR16),
- L", ProtocolType=0x%X, VlanId=%d)",
- MnpConfigData.ProtocolTypeFilter,
- Instance->MnpServiceData->VlanId
- );
- } else if (Status == EFI_NOT_STARTED) {
- UnicodeSPrint (
- HandleName,
- sizeof (HandleName),
- L"MNP (Not started)"
- );
- } else {
- return Status;
- }
- if (gMnpControllerNameTable != NULL) {
- FreeUnicodeStringTable (gMnpControllerNameTable);
- gMnpControllerNameTable = NULL;
- }
- Status = AddUnicodeString2 (
- "eng",
- gMnpComponentName.SupportedLanguages,
- &gMnpControllerNameTable,
- HandleName,
- TRUE
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
- return AddUnicodeString2 (
- "en",
- gMnpComponentName2.SupportedLanguages,
- &gMnpControllerNameTable,
- HandleName,
- FALSE
- );
- }
- /**
- Retrieves a Unicode string that is the user readable name of the controller
- that is being managed by a driver.
- This function retrieves the user readable name of the controller specified by
- ControllerHandle and ChildHandle in the form of a Unicode string. If the
- driver specified by This has a user readable name in the language specified by
- Language, then a pointer to the controller name is returned in ControllerName,
- and EFI_SUCCESS is returned. If the driver specified by This is not currently
- managing the controller specified by ControllerHandle and ChildHandle,
- then EFI_UNSUPPORTED is returned. If the driver specified by This does not
- support the language specified by Language, then EFI_UNSUPPORTED is returned.
- Currently not implemented.
- @param[in] This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
- EFI_COMPONENT_NAME_PROTOCOL instance.
- @param[in] ControllerHandle The handle of a controller that the driver
- specified by This is managing. This handle
- specifies the controller whose name is to be
- returned.
- @param[in] ChildHandle The handle of the child controller to retrieve
- the name of. This is an optional parameter that
- may be NULL. It will be NULL for device
- drivers. It will also be NULL for a bus drivers
- that wish to retrieve the name of the bus
- controller. It will not be NULL for a bus
- driver that wishes to retrieve the name of a
- child controller.
- @param[in] Language A pointer to a Null-terminated ASCII string
- array indicating the language. This is the
- language of the driver name that the caller is
- requesting, and it must match one of the
- languages specified in SupportedLanguages. The
- number of languages supported by a driver is up
- to the driver writer. Language is specified in
- RFC 4646 or ISO 639-2 language code format.
- @param[out] ControllerName A pointer to the Unicode string to return.
- This Unicode string is the name of the
- controller specified by ControllerHandle and
- ChildHandle in the language specified by
- Language from the point of view of the driver
- specified by This.
- @retval EFI_SUCCESS The Unicode string for the user readable name
- specified by This, ControllerHandle, ChildHandle,
- and Language was returned in ControllerName.
- @retval EFI_INVALID_PARAMETER ControllerHandle is NULL.
- @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
- EFI_HANDLE.
- @retval EFI_INVALID_PARAMETER Language is NULL.
- @retval EFI_INVALID_PARAMETER ControllerName is NULL.
- @retval EFI_UNSUPPORTED The driver specified by This is not currently
- managing the controller specified by
- ControllerHandle and ChildHandle.
- @retval EFI_UNSUPPORTED The driver specified by This does not support
- the language specified by Language.
- **/
- EFI_STATUS
- EFIAPI
- MnpComponentNameGetControllerName (
- IN EFI_COMPONENT_NAME_PROTOCOL *This,
- IN EFI_HANDLE ControllerHandle,
- IN EFI_HANDLE ChildHandle OPTIONAL,
- IN CHAR8 *Language,
- OUT CHAR16 **ControllerName
- )
- {
- EFI_STATUS Status;
- EFI_MANAGED_NETWORK_PROTOCOL *Mnp;
- //
- // Only provide names for MNP child handles.
- //
- if (ChildHandle == NULL) {
- return EFI_UNSUPPORTED;
- }
- //
- // Make sure this driver is currently managing ControllerHandle
- //
- Status = EfiTestManagedDevice (
- ControllerHandle,
- gMnpDriverBinding.DriverBindingHandle,
- &gEfiSimpleNetworkProtocolGuid
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
- //
- // Make sure this driver produced ChildHandle
- //
- Status = EfiTestChildHandle (
- ControllerHandle,
- ChildHandle,
- &gEfiManagedNetworkServiceBindingProtocolGuid
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
- //
- // Retrieve an instance of a produced protocol from ChildHandle
- //
- Status = gBS->OpenProtocol (
- ChildHandle,
- &gEfiManagedNetworkProtocolGuid,
- (VOID **)&Mnp,
- NULL,
- NULL,
- EFI_OPEN_PROTOCOL_GET_PROTOCOL
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
- //
- // Update the component name for this child handle.
- //
- Status = UpdateName (Mnp);
- if (EFI_ERROR (Status)) {
- return Status;
- }
- return LookupUnicodeString2 (
- Language,
- This->SupportedLanguages,
- gMnpControllerNameTable,
- ControllerName,
- (BOOLEAN)(This == &gMnpComponentName)
- );
- }
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