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Extensible Firmware Interface Specification
14-62 12/01/02 Version 1.10
EFI_USB_IO_PROTOCOL.UsbGetSupportedLanguages()
Summary
Retrieves all the language ID codes that the USB device supports.
Prototype
typedef
EFI_STATUS
(EFIAPI *EFI_USB_IO_GET_SUPPORTED_LANGUAGES) (
IN EFI_USB_IO_PROTOCOL *This,
OUT UINT16 **LangIDTable,
OUT UINT16 *TableSize
);
Parameters
This A pointer to the EFI_USB_IO_PROTOCOL instance. Type
EFI_USB_IO_PROTOCOL is defined in Section 14.2.5.
LangIDTable Language ID for the string the caller wants to get. This is a 16-bit
ID defined by Microsoft. This buffer pointer is allocated and
maintained by the USB Bus Driver, the caller should not modify
its contents.
TableSize The size, in bytes, of the table LangIDTable.
Description
Retrieves all the language ID codes that the USB device supports.
Status Code Returned
EFI_SUCCESS The support languages were retrieved successfully.