diff options
Diffstat (limited to 'src/VBox/Devices/EFI/Firmware/NetworkPkg/SnpDxe/ComponentName.c')
| -rw-r--r-- | src/VBox/Devices/EFI/Firmware/NetworkPkg/SnpDxe/ComponentName.c | 430 |
1 files changed, 430 insertions, 0 deletions
diff --git a/src/VBox/Devices/EFI/Firmware/NetworkPkg/SnpDxe/ComponentName.c b/src/VBox/Devices/EFI/Firmware/NetworkPkg/SnpDxe/ComponentName.c new file mode 100644 index 00000000..cddd3d49 --- /dev/null +++ b/src/VBox/Devices/EFI/Firmware/NetworkPkg/SnpDxe/ComponentName.c @@ -0,0 +1,430 @@ +/** @file + UEFI Component Name(2) protocol implementation for SnpDxe driver. + +Copyright (c) 2004 - 2018, Intel Corporation. All rights reserved.<BR> +SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + + +#include "Snp.h" + +// +// EFI Component Name Functions +// +/** + 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 This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or + EFI_COMPONENT_NAME_PROTOCOL instance. + + @param Language[in] 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 DriverName[out] 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 +SimpleNetworkComponentNameGetDriverName ( + IN EFI_COMPONENT_NAME_PROTOCOL *This, + IN CHAR8 *Language, + OUT CHAR16 **DriverName + ); + + +/** + 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. + + @param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or + EFI_COMPONENT_NAME_PROTOCOL instance. + + @param ControllerHandle[in] 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 ChildHandle[in] 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 Language[in] 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 ControllerName[out] 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 in + the language specified by Language for the + driver specified by This was returned in + DriverName. + + @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 +SimpleNetworkComponentNameGetControllerName ( + IN EFI_COMPONENT_NAME_PROTOCOL *This, + IN EFI_HANDLE ControllerHandle, + IN EFI_HANDLE ChildHandle OPTIONAL, + IN CHAR8 *Language, + OUT CHAR16 **ControllerName + ); + + +// +// EFI Component Name Protocol +// +GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME_PROTOCOL gSimpleNetworkComponentName = { + SimpleNetworkComponentNameGetDriverName, + SimpleNetworkComponentNameGetControllerName, + "eng" +}; + +// +// EFI Component Name 2 Protocol +// +GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gSimpleNetworkComponentName2 = { + (EFI_COMPONENT_NAME2_GET_DRIVER_NAME) SimpleNetworkComponentNameGetDriverName, + (EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) SimpleNetworkComponentNameGetControllerName, + "en" +}; + + +GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mSimpleNetworkDriverNameTable[] = { + { + "eng;en", + L"Simple Network Protocol Driver" + }, + { + NULL, + NULL + } +}; + +GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE *gSimpleNetworkControllerNameTable = 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 This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or + EFI_COMPONENT_NAME_PROTOCOL instance. + + @param Language[in] 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 DriverName[out] 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 +SimpleNetworkComponentNameGetDriverName ( + IN EFI_COMPONENT_NAME_PROTOCOL *This, + IN CHAR8 *Language, + OUT CHAR16 **DriverName + ) +{ + return LookupUnicodeString2 ( + Language, + This->SupportedLanguages, + mSimpleNetworkDriverNameTable, + DriverName, + (BOOLEAN)(This == &gSimpleNetworkComponentName) + ); +} + +/** + Update the component name for the Snp child handle. + + @param Snp[in] A pointer to the EFI_SIMPLE_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_SIMPLE_NETWORK_PROTOCOL *Snp + ) +{ + EFI_STATUS Status; + CHAR16 HandleName[80]; + UINTN OffSet; + UINTN Index; + + if (Snp == NULL) { + return EFI_INVALID_PARAMETER; + } + + OffSet = 0; + OffSet += UnicodeSPrint ( + HandleName, + sizeof (HandleName), + L"SNP (MAC=" + ); + for (Index = 0; Index < Snp->Mode->HwAddressSize; Index++) { + OffSet += UnicodeSPrint ( + HandleName + OffSet, + sizeof (HandleName) - OffSet * sizeof (CHAR16), + L"%02X-", + Snp->Mode->CurrentAddress.Addr[Index] + ); + } + ASSERT (OffSet > 0); + // + // Remove the last '-' + // + OffSet--; + OffSet += UnicodeSPrint ( + HandleName + OffSet, + sizeof (HandleName) - OffSet * sizeof (CHAR16), + L")" + ); + if (gSimpleNetworkControllerNameTable != NULL) { + FreeUnicodeStringTable (gSimpleNetworkControllerNameTable); + gSimpleNetworkControllerNameTable = NULL; + } + + Status = AddUnicodeString2 ( + "eng", + gSimpleNetworkComponentName.SupportedLanguages, + &gSimpleNetworkControllerNameTable, + HandleName, + TRUE + ); + if (EFI_ERROR (Status)) { + return Status; + } + + return AddUnicodeString2 ( + "en", + gSimpleNetworkComponentName2.SupportedLanguages, + &gSimpleNetworkControllerNameTable, + 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 This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or + EFI_COMPONENT_NAME_PROTOCOL instance. + + @param ControllerHandle[in] 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 ChildHandle[in] 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 Language[in] 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 ControllerName[out] 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 in + the language specified by Language for the + driver specified by This was returned in + DriverName. + + @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 +SimpleNetworkComponentNameGetControllerName ( + 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_SIMPLE_NETWORK_PROTOCOL *Snp; + + if (ChildHandle != NULL) { + return EFI_UNSUPPORTED; + } + + // + // Make sure this driver is currently managing ControllHandle + // + Status = EfiTestManagedDevice ( + ControllerHandle, + gSimpleNetworkDriverBinding.DriverBindingHandle, + &gEfiSimpleNetworkProtocolGuid + ); + if (EFI_ERROR (Status)) { + return Status; + } + + // + // Retrieve an instance of a produced protocol from ControllerHandle + // + Status = gBS->OpenProtocol ( + ControllerHandle, + &gEfiSimpleNetworkProtocolGuid, + (VOID **)&Snp, + NULL, + NULL, + EFI_OPEN_PROTOCOL_GET_PROTOCOL + ); + if (EFI_ERROR (Status)) { + return Status; + } + // + // Update the component name for this child handle. + // + Status = UpdateName (Snp); + if (EFI_ERROR (Status)) { + return Status; + } + + return LookupUnicodeString2 ( + Language, + This->SupportedLanguages, + gSimpleNetworkControllerNameTable, + ControllerName, + (BOOLEAN)(This == &gSimpleNetworkComponentName) + ); +} |