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net: StaticV4 config behind proto-ipv4

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This commit is contained in:
Ruben De Smet 2023-06-05 16:00:53 +02:00
parent 54bab33c73
commit e871324bde
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GPG Key ID: 1AE26A210C14115B
8 changed files with 47 additions and 16 deletions
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3
embassy-net/src/device.rs
View File

@ -59,7 +59,10 @@ where
smolcaps.checksum.ipv4 = convert(caps.checksum.ipv4);
smolcaps.checksum.tcp = convert(caps.checksum.tcp);
smolcaps.checksum.udp = convert(caps.checksum.udp);
#[cfg(feature = "proto-ipv4")]
{
smolcaps.checksum.icmpv4 = convert(caps.checksum.icmpv4);
}
#[cfg(feature = "proto-ipv6")]
{
smolcaps.checksum.icmpv6 = convert(caps.checksum.icmpv6);

1
embassy-net/src/dns.rs
View File

@ -88,6 +88,7 @@ where
let addrs = self.query(host, qtype).await?;
if let Some(first) = addrs.get(0) {
Ok(match first {
#[cfg(feature = "proto-ipv4")]
IpAddress::Ipv4(addr) => IpAddr::V4(addr.0.into()),
#[cfg(feature = "proto-ipv6")]
IpAddress::Ipv6(addr) => IpAddr::V6(addr.0.into()),

44
embassy-net/src/lib.rs
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@ -34,7 +34,9 @@ use smoltcp::socket::dhcpv4::{self, RetryConfig};
pub use smoltcp::wire::IpListenEndpoint;
#[cfg(feature = "medium-ethernet")]
pub use smoltcp::wire::{EthernetAddress, HardwareAddress};
pub use smoltcp::wire::{IpAddress, IpCidr, Ipv4Address, Ipv4Cidr};
pub use smoltcp::wire::{IpAddress, IpCidr};
#[cfg(feature = "proto-ipv4")]
pub use smoltcp::wire::{Ipv4Address, Ipv4Cidr};
#[cfg(feature = "proto-ipv6")]
pub use smoltcp::wire::{Ipv6Address, Ipv6Cidr};
@ -67,6 +69,7 @@ impl<const SOCK: usize> StackResources<SOCK> {
}
/// Static IP address configuration.
#[cfg(feature = "proto-ipv4")]
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct StaticConfigV4 {
/// IP address and subnet mask.
@ -114,7 +117,8 @@ impl Default for DhcpConfig {
/// Network stack configuration.
pub enum Config {
/// Use a static IP address configuration.
Static(StaticConfigV4),
#[cfg(feature = "proto-ipv4")]
StaticV4(StaticConfigV4),
/// Use DHCP to obtain an IP address configuration.
#[cfg(feature = "dhcpv4")]
Dhcp(DhcpConfig),
@ -131,7 +135,8 @@ pub struct Stack<D: Driver> {
struct Inner<D: Driver> {
device: D,
link_up: bool,
config: Option<StaticConfigV4>,
#[cfg(feature = "proto-ipv4")]
static_v4: Option<StaticConfigV4>,
#[cfg(feature = "dhcpv4")]
dhcp_socket: Option<SocketHandle>,
#[cfg(feature = "dns")]
@ -187,7 +192,8 @@ impl<D: Driver + 'static> Stack<D> {
let mut inner = Inner {
device,
link_up: false,
config: None,
#[cfg(feature = "proto-ipv4")]
static_v4: None,
#[cfg(feature = "dhcpv4")]
dhcp_socket: None,
#[cfg(feature = "dns")]
@ -200,7 +206,8 @@ impl<D: Driver + 'static> Stack<D> {
};
match config {
Config::Static(config) => {
#[cfg(feature = "proto-ipv4")]
Config::StaticV4(config) => {
inner.apply_config(&mut socket, config);
}
#[cfg(feature = "dhcpv4")]
@ -239,12 +246,21 @@ impl<D: Driver + 'static> Stack<D> {
/// Get whether the network stack has a valid IP configuration.
/// This is true if the network stack has a static IP configuration or if DHCP has completed
pub fn is_config_up(&self) -> bool {
self.with(|_s, i| i.config.is_some())
#[cfg(feature = "proto-ipv4")]
{
return self.config_v4().is_some();
}
#[cfg(not(any(feature = "proto-ipv4")))]
{
false
}
}
/// Get the current IP configuration.
pub fn config(&self) -> Option<StaticConfigV4> {
self.with(|_s, i| i.config.clone())
#[cfg(feature = "proto-ipv4")]
pub fn config_v4(&self) -> Option<StaticConfigV4> {
self.with(|_s, i| i.static_v4.clone())
}
/// Run the network stack.
@ -264,6 +280,7 @@ impl<D: Driver + 'static> Stack<D> {
pub async fn dns_query(&self, name: &str, qtype: dns::DnsQueryType) -> Result<Vec<IpAddress, 1>, dns::Error> {
// For A and AAAA queries we try detect whether `name` is just an IP address
match qtype {
#[cfg(feature = "proto-ipv4")]
dns::DnsQueryType::A => {
if let Ok(ip) = name.parse().map(IpAddress::Ipv4) {
return Ok([ip].into_iter().collect());
@ -374,6 +391,7 @@ impl SocketStack {
}
impl<D: Driver + 'static> Inner<D> {
#[cfg(feature = "proto-ipv4")]
fn apply_config(&mut self, s: &mut SocketStack, config: StaticConfigV4) {
#[cfg(feature = "medium-ethernet")]
let medium = self.device.capabilities().medium;
@ -410,7 +428,7 @@ impl<D: Driver + 'static> Inner<D> {
socket.update_servers(&servers[..]);
}
self.config = Some(config)
self.static_v4 = Some(config)
}
#[cfg(feature = "dhcpv4")]
@ -430,9 +448,15 @@ impl<D: Driver + 'static> Inner<D> {
s.iface.update_ip_addrs(|ip_addrs| ip_addrs.clear());
#[cfg(feature = "medium-ethernet")]
if medium == Medium::Ethernet {
#[cfg(feature = "proto-ipv4")]
{
s.iface.routes_mut().remove_default_ipv4_route();
}
self.config = None
}
#[cfg(feature = "proto-ipv4")]
{
self.static_v4 = None
}
}
fn poll(&mut self, cx: &mut Context<'_>, s: &mut SocketStack) {

3
embassy-net/src/tcp.rs
View File

@ -472,7 +472,10 @@ pub mod client {
Self: 'a,
{
let addr: crate::IpAddress = match remote.ip() {
#[cfg(feature = "proto-ipv4")]
IpAddr::V4(addr) => crate::IpAddress::Ipv4(crate::Ipv4Address::from_bytes(&addr.octets())),
#[cfg(not(feature = "proto-ipv4"))]
IpAddr::V4(_) => panic!("ipv4 support not enabled"),
#[cfg(feature = "proto-ipv6")]
IpAddr::V6(addr) => crate::IpAddress::Ipv6(crate::Ipv6Address::from_bytes(&addr.octets())),
#[cfg(not(feature = "proto-ipv6"))]

2
examples/rp/src/bin/ethernet_w5500_multisocket.rs
View File

@ -122,7 +122,7 @@ async fn listen_task(stack: &'static Stack<Device<'static>>, id: u8, port: u16)
async fn wait_for_config(stack: &'static Stack<Device<'static>>) -> embassy_net::StaticConfigV4 {
loop {
if let Some(config) = stack.config() {
if let Some(config) = stack.config_v4() {
return config.clone();
}
yield_now().await;

2
examples/rp/src/bin/ethernet_w5500_tcp_client.rs
View File

@ -110,7 +110,7 @@ async fn main(spawner: Spawner) {
async fn wait_for_config(stack: &'static Stack<Device<'static>>) -> embassy_net::StaticConfigV4 {
loop {
if let Some(config) = stack.config() {
if let Some(config) = stack.config_v4() {
return config.clone();
}
yield_now().await;

2
examples/rp/src/bin/ethernet_w5500_tcp_server.rs
View File

@ -118,7 +118,7 @@ async fn main(spawner: Spawner) {
async fn wait_for_config(stack: &'static Stack<Device<'static>>) -> embassy_net::StaticConfigV4 {
loop {
if let Some(config) = stack.config() {
if let Some(config) = stack.config_v4() {
return config.clone();
}
yield_now().await;

2
examples/rp/src/bin/ethernet_w5500_udp.rs
View File

@ -97,7 +97,7 @@ async fn main(spawner: Spawner) {
async fn wait_for_config(stack: &'static Stack<Device<'static>>) -> embassy_net::StaticConfigV4 {
loop {
if let Some(config) = stack.config() {
if let Some(config) = stack.config_v4() {
return config.clone();
}
yield_now().await;