Centralise all uses of the IPv4 index in net_settings.rs

This commit is contained in:
Michael Birtwell 2022-04-22 10:40:54 +01:00 committed by Sebastien Bourdeauducq
parent 671453938b
commit 95378cf9c9
3 changed files with 44 additions and 30 deletions

View File

@ -1,14 +1,21 @@
use core::fmt;
use core::fmt::{Display, Formatter};
use core::str::FromStr;
use smoltcp::iface::{Interface, InterfaceBuilder};
use smoltcp::phy::Device;
use smoltcp::wire::{EthernetAddress, IpAddress, Ipv4Address};
use smoltcp::wire::{EthernetAddress, IpAddress, IpCidr, Ipv4Address, Ipv4Cidr};
use config;
#[cfg(soc_platform = "kasli")]
use i2c_eeprom;
const IPV4_INDEX: usize = 0;
const IPV6_LL_INDEX: usize = 1;
const IPV6_INDEX: usize = 2;
const IP_ADDRESS_STORAGE_SIZE: usize = 3;
pub enum Ipv4AddrConfig {
UseDhcp,
Static(Ipv4Address),
@ -102,3 +109,33 @@ pub fn get_adresses() -> NetAddresses {
ipv6_addr: ipv6_addr
}
}
pub trait InterfaceBuilderEx {
fn init_ip_addrs(self, net_addresses: &NetAddresses) -> Self;
}
impl<'a, DeviceT: for<'d> Device<'d>> InterfaceBuilderEx for InterfaceBuilder<'a, DeviceT> {
fn init_ip_addrs(self, net_addresses: &NetAddresses) -> Self {
let mut storage = [
IpCidr::new(IpAddress::Ipv4(Ipv4Address::UNSPECIFIED), 0); IP_ADDRESS_STORAGE_SIZE
];
if let Ipv4AddrConfig::Static(ipv4) = net_addresses.ipv4_addr {
storage[IPV4_INDEX] = IpCidr::new(IpAddress::Ipv4(ipv4), 0);
}
storage[IPV6_LL_INDEX] = IpCidr::new(net_addresses.ipv6_ll_addr, 0);
if let Some(ipv6) = net_addresses.ipv6_addr {
storage[IPV6_INDEX] = IpCidr::new(ipv6, 0);
}
self.ip_addrs(storage)
}
}
pub trait InterfaceEx {
fn update_ipv4_addr(&mut self, addr: &Ipv4Cidr);
}
impl<'a, DeviceT: for<'d> Device<'d>> InterfaceEx for Interface<'a, DeviceT> {
fn update_ipv4_addr(&mut self, addr: &Ipv4Cidr) {
self.update_ip_addrs(|storage| storage[IPV4_INDEX] = IpCidr::Ipv4(*addr))
}
}

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@ -27,12 +27,12 @@ extern crate riscv;
use core::cell::RefCell;
use core::convert::TryFrom;
use smoltcp::wire::{HardwareAddress, IpAddress, IpCidr, Ipv4Address};
use smoltcp::wire::HardwareAddress;
use board_misoc::{csr, ident, clock, spiflash, config, net_settings, pmp, boot};
#[cfg(has_ethmac)]
use board_misoc::ethmac;
use board_misoc::net_settings::{NetAddresses, Ipv4AddrConfig};
use board_misoc::net_settings::{Ipv4AddrConfig, InterfaceBuilderEx};
#[cfg(has_drtio)]
use board_artiq::drtioaux;
use board_artiq::drtio_routing;
@ -61,13 +61,6 @@ mod moninj;
mod analyzer;
mod dhcp;
// Fixed indexes for the IP addresses so that they can be modified with some
// semblance of confidence
pub const IPV4_INDEX: usize = 0;
pub const IPV6_LL_INDEX: usize = 1;
pub const IPV6_INDEX: usize = 2;
const IP_ADDRESS_STORAGE_SIZE: usize = 3;
#[cfg(has_grabber)]
fn grabber_thread(io: sched::Io) {
loop {
@ -96,20 +89,6 @@ fn setup_log_levels() {
}
}
pub fn get_ip_addrs(net_addresses: &NetAddresses) -> [IpCidr; IP_ADDRESS_STORAGE_SIZE] {
let mut storage = [
IpCidr::new(IpAddress::Ipv4(Ipv4Address::UNSPECIFIED), 0); IP_ADDRESS_STORAGE_SIZE
];
if let Ipv4AddrConfig::Static(ipv4) = net_addresses.ipv4_addr {
storage[IPV4_INDEX] = IpCidr::new(IpAddress::Ipv4(ipv4), 0);
}
storage[IPV6_LL_INDEX] = IpCidr::new(net_addresses.ipv6_ll_addr, 0);
if let Some(ipv6) = net_addresses.ipv6_addr {
storage[IPV6_INDEX] = IpCidr::new(ipv6, 0);
}
storage
}
fn startup() {
clock::init();
info!("ARTIQ runtime starting...");
@ -172,7 +151,7 @@ fn startup() {
};
let interface = smoltcp::iface::InterfaceBuilder::new(net_device, vec![])
.hardware_addr(HardwareAddress::Ethernet(net_addresses.hardware_addr))
.ip_addrs(get_ip_addrs(&net_addresses))
.init_ip_addrs(&net_addresses)
.neighbor_cache(neighbor_cache)
.finalize();

View File

@ -8,7 +8,7 @@ use fringe::OwnedStack;
use fringe::generator::{Generator, Yielder, State as GeneratorState};
use smoltcp::time::Duration;
use smoltcp::Error as NetworkError;
use smoltcp::wire::{IpEndpoint, Ipv4Cidr, IpCidr};
use smoltcp::wire::{IpEndpoint, Ipv4Cidr};
use smoltcp::iface::{Interface, SocketHandle};
use io::{Read, Write};
@ -16,7 +16,7 @@ use board_misoc::clock;
use urc::Urc;
use board_misoc::ethmac::EthernetDevice;
use smoltcp::phy::Tracer;
use IPV4_INDEX;
use board_misoc::net_settings::InterfaceEx;
#[derive(Fail, Debug)]
pub enum Error {
@ -276,9 +276,7 @@ impl<'a> Io<'a> {
}
pub fn set_ipv4_address(&self, addr: &Ipv4Cidr) {
self.network.borrow_mut().update_ip_addrs(|addrs| {
addrs.as_mut()[IPV4_INDEX] = IpCidr::Ipv4(*addr);
})
self.network.borrow_mut().update_ipv4_addr(addr)
}
}