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#![no_std]
#![feature(lang_items, const_extern_fn)]
#![deny(
warnings,
nonstandard_style,
unused,
future_incompatible,
rust_2018_idioms
)]
#![deny(clippy::all, clippy::nursery, clippy::pedantic)]
use windows_kernel_rs::{
device::{
Completion,
Device,
DeviceDoFlags,
DeviceFlags,
DeviceOperations,
DeviceType,
RequestError,
},
kernel_module,
println,
request::IoRequest,
Access,
Driver,
Error,
KernelModule,
SymbolicLink,
};
struct MyDevice;
impl DeviceOperations for MyDevice {
fn create(&mut self, _device: &Device, request: IoRequest) -> Result<Completion, RequestError> {
println!("userspace opened the device");
Ok(Completion::Complete(0, request))
}
fn close(&mut self, _device: &Device, request: IoRequest) -> Result<Completion, RequestError> {
println!("userspace closed the device");
Ok(Completion::Complete(0, request))
}
fn cleanup(&mut self, _device: &Device, request: IoRequest) -> Result<Completion, RequestError> {
println!("device is no longer in use by userspace");
Ok(Completion::Complete(0, request))
}
}
struct Module {
_device: Device,
_symbolic_link: SymbolicLink,
}
impl KernelModule for Module {
fn init(mut driver: Driver, _: &str) -> Result<Self, Error> {
let device = driver.create_device(
"\\Device\\Example",
DeviceType::Unknown,
DeviceFlags::SECURE_OPEN,
DeviceDoFlags::DO_BUFFERED_IO,
Access::NonExclusive,
MyDevice,
)?;
let symbolic_link = SymbolicLink::new("\\??\\Example", "\\Device\\Example")?;
Ok(Module {
_device: device,
_symbolic_link: symbolic_link,
})
}
fn cleanup(&mut self, _driver: Driver) {}
}
kernel_module!(Module);
|