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net/driver: remove Medium, make HardwareAddress non_exhaustive.

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This commit is contained in:
Dario Nieuwenhuis
2023-10-16 23:41:58 +02:00
parent 51708c8ed1
commit 3cbc687424
12 changed files with 76 additions and 117 deletions
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4
embassy-net/CHANGELOG.md
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@ -5,7 +5,7 @@ All notable changes to this project will be documented in this file.
The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
## 0.2.0 - 2023-10-15
## 0.2.0 - 2023-10-18
- Re-export `smoltcp::wire::IpEndpoint`
- Add poll functions on UdpSocket
@ -27,5 +27,3 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
## 0.1.0 - 2023-06-29
- First release

19
embassy-net/src/device.rs
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@ -1,7 +1,7 @@
use core::task::Context;
use embassy_net_driver::{Capabilities, Checksum, Driver, Medium, RxToken, TxToken};
use smoltcp::phy;
use embassy_net_driver::{Capabilities, Checksum, Driver, RxToken, TxToken};
use smoltcp::phy::{self, Medium};
use smoltcp::time::Instant;
pub(crate) struct DriverAdapter<'d, 'c, T>
@ -11,6 +11,7 @@ where
// must be Some when actually using this to rx/tx
pub cx: Option<&'d mut Context<'c>>,
pub inner: &'d mut T,
pub medium: Medium,
}
impl<'d, 'c, T> phy::Device for DriverAdapter<'d, 'c, T>
@ -46,19 +47,7 @@ where
smolcaps.max_transmission_unit = caps.max_transmission_unit;
smolcaps.max_burst_size = caps.max_burst_size;
smolcaps.medium = match caps.medium {
#[cfg(feature = "medium-ethernet")]
Medium::Ethernet => phy::Medium::Ethernet,
#[cfg(feature = "medium-ip")]
Medium::Ip => phy::Medium::Ip,
#[cfg(feature = "medium-ieee802154")]
Medium::Ieee802154 => phy::Medium::Ieee802154,
#[allow(unreachable_patterns)]
_ => panic!(
"Unsupported medium {:?}. Make sure to enable it in embassy-net's Cargo features.",
caps.medium
),
};
smolcaps.medium = self.medium;
smolcaps.checksum.ipv4 = convert(caps.checksum.ipv4);
smolcaps.checksum.tcp = convert(caps.checksum.tcp);
smolcaps.checksum.udp = convert(caps.checksum.udp);

36
embassy-net/src/lib.rs
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@ -33,6 +33,7 @@ use heapless::Vec;
pub use smoltcp::iface::MulticastError;
#[allow(unused_imports)]
use smoltcp::iface::{Interface, SocketHandle, SocketSet, SocketStorage};
use smoltcp::phy::Medium;
#[cfg(feature = "dhcpv4")]
use smoltcp::socket::dhcpv4::{self, RetryConfig};
#[cfg(feature = "medium-ethernet")]
@ -264,14 +265,17 @@ pub(crate) struct SocketStack {
next_local_port: u16,
}
fn to_smoltcp_hardware_address(addr: driver::HardwareAddress) -> HardwareAddress {
fn to_smoltcp_hardware_address(addr: driver::HardwareAddress) -> (HardwareAddress, Medium) {
match addr {
#[cfg(feature = "medium-ethernet")]
driver::HardwareAddress::Ethernet(eth) => HardwareAddress::Ethernet(EthernetAddress(eth)),
driver::HardwareAddress::Ethernet(eth) => (HardwareAddress::Ethernet(EthernetAddress(eth)), Medium::Ethernet),
#[cfg(feature = "medium-ieee802154")]
driver::HardwareAddress::Ieee802154(ieee) => HardwareAddress::Ieee802154(Ieee802154Address::Extended(ieee)),
driver::HardwareAddress::Ieee802154(ieee) => (
HardwareAddress::Ieee802154(Ieee802154Address::Extended(ieee)),
Medium::Ieee802154,
),
#[cfg(feature = "medium-ip")]
driver::HardwareAddress::Ip => HardwareAddress::Ip,
driver::HardwareAddress::Ip => (HardwareAddress::Ip, Medium::Ip),
#[allow(unreachable_patterns)]
_ => panic!(
@ -289,7 +293,8 @@ impl<D: Driver> Stack<D> {
resources: &'static mut StackResources<SOCK>,
random_seed: u64,
) -> Self {
let mut iface_cfg = smoltcp::iface::Config::new(to_smoltcp_hardware_address(device.hardware_address()));
let (hardware_addr, medium) = to_smoltcp_hardware_address(device.hardware_address());
let mut iface_cfg = smoltcp::iface::Config::new(hardware_addr);
iface_cfg.random_seed = random_seed;
let iface = Interface::new(
@ -297,6 +302,7 @@ impl<D: Driver> Stack<D> {
&mut DriverAdapter {
inner: &mut device,
cx: None,
medium,
},
instant_to_smoltcp(Instant::now()),
);
@ -356,7 +362,7 @@ impl<D: Driver> Stack<D> {
/// Get the hardware address of the network interface.
pub fn hardware_address(&self) -> HardwareAddress {
self.with(|_s, i| to_smoltcp_hardware_address(i.device.hardware_address()))
self.with(|_s, i| to_smoltcp_hardware_address(i.device.hardware_address()).0)
}
/// Get whether the link is up.
@ -812,18 +818,28 @@ impl<D: Driver> Inner<D> {
fn poll(&mut self, cx: &mut Context<'_>, s: &mut SocketStack) {
s.waker.register(cx.waker());
let (_hardware_addr, medium) = to_smoltcp_hardware_address(self.device.hardware_address());
#[cfg(any(feature = "medium-ethernet", feature = "medium-ieee802154"))]
if self.device.capabilities().medium == embassy_net_driver::Medium::Ethernet
|| self.device.capabilities().medium == embassy_net_driver::Medium::Ieee802154
{
s.iface
.set_hardware_addr(to_smoltcp_hardware_address(self.device.hardware_address()));
let do_set = match medium {
#[cfg(feature = "medium-ethernet")]
Medium::Ethernet => true,
#[cfg(feature = "medium-ieee802154")]
Medium::Ieee802154 => true,
#[allow(unreachable_patterns)]
_ => false,
};
if do_set {
s.iface.set_hardware_addr(_hardware_addr);
}
}
let timestamp = instant_to_smoltcp(Instant::now());
let mut smoldev = DriverAdapter {
cx: Some(cx),
inner: &mut self.device,
medium,
};
s.iface.poll(timestamp, &mut smoldev, &mut s.sockets);