Function locateProtocol [src]

Prototype

 pub fn locateProtocol( self: *const BootServices, Protocol: type, registration: ?EventRegistration, ) LocateProtocolError!?*Protocol

Parameters

self: *const BootServicesProtocol: typeregistration: ?EventRegistration

Possible Errors

InvalidParameter

Unexpected UnexpectedError

Source

  pub fn locateProtocol(
    self: *const BootServices,
    Protocol: type,
    registration: ?EventRegistration,
) LocateProtocolError!?*Protocol {
    var interface: *Protocol = undefined;

    switch (self._locateProtocol(
        &Protocol.guid,
        registration,
        @ptrCast(&interface),
    )) {
        .success => return interface,
        .not_found => return null,
        .invalid_parameter => return error.InvalidParameter,
        else => |status| return uefi.unexpectedStatus(status),
    }
}  