From e871324bde25bd61241aed83416caf6e49376d5a Mon Sep 17 00:00:00 2001 From: Ruben De Smet Date: Mon, 5 Jun 2023 16:00:53 +0200 Subject: [PATCH] net: StaticV4 config behind proto-ipv4 --- embassy-net/src/device.rs | 5 +- embassy-net/src/dns.rs | 1 + embassy-net/src/lib.rs | 46 ++++++++++++++----- embassy-net/src/tcp.rs | 3 ++ .../rp/src/bin/ethernet_w5500_multisocket.rs | 2 +- .../rp/src/bin/ethernet_w5500_tcp_client.rs | 2 +- .../rp/src/bin/ethernet_w5500_tcp_server.rs | 2 +- examples/rp/src/bin/ethernet_w5500_udp.rs | 2 +- 8 files changed, 47 insertions(+), 16 deletions(-) diff --git a/embassy-net/src/device.rs b/embassy-net/src/device.rs index 5daa00544..583cdc87f 100644 --- a/embassy-net/src/device.rs +++ b/embassy-net/src/device.rs @@ -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); - smolcaps.checksum.icmpv4 = convert(caps.checksum.icmpv4); + #[cfg(feature = "proto-ipv4")] + { + smolcaps.checksum.icmpv4 = convert(caps.checksum.icmpv4); + } #[cfg(feature = "proto-ipv6")] { smolcaps.checksum.icmpv6 = convert(caps.checksum.icmpv6); diff --git a/embassy-net/src/dns.rs b/embassy-net/src/dns.rs index 3fd235b2c..94f75f108 100644 --- a/embassy-net/src/dns.rs +++ b/embassy-net/src/dns.rs @@ -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()), diff --git a/embassy-net/src/lib.rs b/embassy-net/src/lib.rs index ddb325c6c..2e713cd10 100644 --- a/embassy-net/src/lib.rs +++ b/embassy-net/src/lib.rs @@ -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 StackResources { } /// 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 { struct Inner { device: D, link_up: bool, - config: Option, + #[cfg(feature = "proto-ipv4")] + static_v4: Option, #[cfg(feature = "dhcpv4")] dhcp_socket: Option, #[cfg(feature = "dns")] @@ -187,7 +192,8 @@ impl Stack { 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 Stack { }; 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 Stack { /// 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 { - self.with(|_s, i| i.config.clone()) + #[cfg(feature = "proto-ipv4")] + pub fn config_v4(&self) -> Option { + self.with(|_s, i| i.static_v4.clone()) } /// Run the network stack. @@ -264,6 +280,7 @@ impl Stack { pub async fn dns_query(&self, name: &str, qtype: dns::DnsQueryType) -> Result, 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 Inner { + #[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 Inner { socket.update_servers(&servers[..]); } - self.config = Some(config) + self.static_v4 = Some(config) } #[cfg(feature = "dhcpv4")] @@ -430,9 +448,15 @@ impl Inner { s.iface.update_ip_addrs(|ip_addrs| ip_addrs.clear()); #[cfg(feature = "medium-ethernet")] if medium == Medium::Ethernet { - s.iface.routes_mut().remove_default_ipv4_route(); + #[cfg(feature = "proto-ipv4")] + { + s.iface.routes_mut().remove_default_ipv4_route(); + } + } + #[cfg(feature = "proto-ipv4")] + { + self.static_v4 = None } - self.config = None } fn poll(&mut self, cx: &mut Context<'_>, s: &mut SocketStack) { diff --git a/embassy-net/src/tcp.rs b/embassy-net/src/tcp.rs index 7babb5293..52fee6883 100644 --- a/embassy-net/src/tcp.rs +++ b/embassy-net/src/tcp.rs @@ -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"))] diff --git a/examples/rp/src/bin/ethernet_w5500_multisocket.rs b/examples/rp/src/bin/ethernet_w5500_multisocket.rs index 7e9e20b28..066ecf2bc 100644 --- a/examples/rp/src/bin/ethernet_w5500_multisocket.rs +++ b/examples/rp/src/bin/ethernet_w5500_multisocket.rs @@ -122,7 +122,7 @@ async fn listen_task(stack: &'static Stack>, id: u8, port: u16) async fn wait_for_config(stack: &'static Stack>) -> embassy_net::StaticConfigV4 { loop { - if let Some(config) = stack.config() { + if let Some(config) = stack.config_v4() { return config.clone(); } yield_now().await; diff --git a/examples/rp/src/bin/ethernet_w5500_tcp_client.rs b/examples/rp/src/bin/ethernet_w5500_tcp_client.rs index c0275be1b..3e0f5d136 100644 --- a/examples/rp/src/bin/ethernet_w5500_tcp_client.rs +++ b/examples/rp/src/bin/ethernet_w5500_tcp_client.rs @@ -110,7 +110,7 @@ async fn main(spawner: Spawner) { async fn wait_for_config(stack: &'static Stack>) -> embassy_net::StaticConfigV4 { loop { - if let Some(config) = stack.config() { + if let Some(config) = stack.config_v4() { return config.clone(); } yield_now().await; diff --git a/examples/rp/src/bin/ethernet_w5500_tcp_server.rs b/examples/rp/src/bin/ethernet_w5500_tcp_server.rs index da73e41ff..db178d49d 100644 --- a/examples/rp/src/bin/ethernet_w5500_tcp_server.rs +++ b/examples/rp/src/bin/ethernet_w5500_tcp_server.rs @@ -118,7 +118,7 @@ async fn main(spawner: Spawner) { async fn wait_for_config(stack: &'static Stack>) -> embassy_net::StaticConfigV4 { loop { - if let Some(config) = stack.config() { + if let Some(config) = stack.config_v4() { return config.clone(); } yield_now().await; diff --git a/examples/rp/src/bin/ethernet_w5500_udp.rs b/examples/rp/src/bin/ethernet_w5500_udp.rs index 4c861cbd2..21943c3c6 100644 --- a/examples/rp/src/bin/ethernet_w5500_udp.rs +++ b/examples/rp/src/bin/ethernet_w5500_udp.rs @@ -97,7 +97,7 @@ async fn main(spawner: Spawner) { async fn wait_for_config(stack: &'static Stack>) -> embassy_net::StaticConfigV4 { loop { - if let Some(config) = stack.config() { + if let Some(config) = stack.config_v4() { return config.clone(); } yield_now().await;