r-efi 7.1.0

UEFI Reference Specification Protocol Constants and Definitions
Documentation
//! Device Path Utilities Protocol
//!
//! The device-path utilities protocol provides common utilities for creating and manipulating
//! device paths and device nodes.

pub const PROTOCOL_GUID: crate::base::Guid = crate::base::Guid::from_fields(
    0x379be4e,
    0xd706,
    0x437d,
    0xb0,
    0x37,
    &[0xed, 0xb8, 0x2f, 0xb7, 0x72, 0xa4],
);

pub type ProtocolGetDevicePathSize = unsafe extern "efiapi" fn(
    *const crate::protocols::device_path::Protocol,
) -> usize;

pub type ProtocolDuplicateDevicePath = unsafe extern "efiapi" fn(
    *const crate::protocols::device_path::Protocol,
) -> *mut crate::protocols::device_path::Protocol;

pub type ProtocolAppendDevicePath = unsafe extern "efiapi" fn(
    *const crate::protocols::device_path::Protocol,
    *const crate::protocols::device_path::Protocol,
) -> *mut crate::protocols::device_path::Protocol;

pub type ProtocolAppendDeviceNode = unsafe extern "efiapi" fn(
    *const crate::protocols::device_path::Protocol,
    *const crate::protocols::device_path::Protocol,
) -> *mut crate::protocols::device_path::Protocol;

pub type ProtocolAppendDevicePathInstance = unsafe extern "efiapi" fn(
    *const crate::protocols::device_path::Protocol,
    *const crate::protocols::device_path::Protocol,
) -> *mut crate::protocols::device_path::Protocol;

pub type ProtocolGetNextDevicePathInstance = unsafe extern "efiapi" fn(
    *mut *mut crate::protocols::device_path::Protocol,
    *mut usize,
) -> *mut crate::protocols::device_path::Protocol;

pub type ProtocolIsDevicePathMultiInstance = unsafe extern "efiapi" fn(
    *const crate::protocols::device_path::Protocol,
) -> crate::base::Boolean;

pub type ProtocolCreateDeviceNode = unsafe extern "efiapi" fn(
    u8,
    u8,
    u16,
) -> *mut crate::protocols::device_path::Protocol;

#[repr(C)]
pub struct Protocol {
    pub get_device_path_size: ProtocolGetDevicePathSize,
    pub duplicate_device_path: ProtocolDuplicateDevicePath,
    pub append_device_path: ProtocolAppendDevicePath,
    pub append_device_node: ProtocolAppendDeviceNode,
    pub append_device_path_instance: ProtocolAppendDevicePathInstance,
    pub get_next_device_path_instance: ProtocolGetNextDevicePathInstance,
    pub is_device_path_multi_instance: ProtocolIsDevicePathMultiInstance,
    pub create_device_node: ProtocolCreateDeviceNode,
}