70 lines
2.2 KiB
Rust
70 lines
2.2 KiB
Rust
use core::net::Ipv4Addr;
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mod dhcp;
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mod manual;
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pub use self::dhcp::Dhcp;
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pub use self::manual::Manual;
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use crate::bus::Bus;
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use crate::register;
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use crate::MacAddress;
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#[derive(Debug)]
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#[cfg_attr(feature = "defmt", derive(defmt::Format))]
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pub struct HostConfig {
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mac: MacAddress,
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#[cfg_attr(feature = "defmt", defmt(Display2Format))]
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ip: Ipv4Addr,
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#[cfg_attr(feature = "defmt", defmt(Display2Format))]
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gateway: Ipv4Addr,
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#[cfg_attr(feature = "defmt", defmt(Display2Format))]
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subnet: Ipv4Addr,
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}
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impl Default for HostConfig {
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fn default() -> Self {
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Self {
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mac: MacAddress::default(),
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ip: Ipv4Addr::UNSPECIFIED,
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gateway: Ipv4Addr::UNSPECIFIED,
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subnet: Ipv4Addr::UNSPECIFIED,
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}
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}
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}
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pub trait Host {
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/// Gets (if necessary) and sets the host settings on the chip
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fn refresh<SpiBus: Bus>(&mut self, bus: &mut SpiBus) -> Result<(), SpiBus::Error>;
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/// Write changed settings to chip
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///
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/// Will check all settings and write any new ones to the chip. Will update the settings returned by `current`
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/// with any changes.
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fn write_settings<SpiBus: Bus>(
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bus: &mut SpiBus,
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current: &mut HostConfig,
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settings: &HostConfig,
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) -> Result<(), SpiBus::Error> {
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if settings.gateway != current.gateway {
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let address = settings.gateway.octets();
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bus.write_frame(register::COMMON, register::common::GATEWAY, &address)?;
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current.gateway = settings.gateway;
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}
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if settings.subnet != current.subnet {
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let address = settings.subnet.octets();
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bus.write_frame(register::COMMON, register::common::SUBNET_MASK, &address)?;
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current.subnet = settings.subnet;
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}
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if settings.mac != current.mac {
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let address = settings.mac.octets;
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bus.write_frame(register::COMMON, register::common::MAC, &address)?;
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current.mac = settings.mac;
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}
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if settings.ip != current.ip {
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let address = settings.ip.octets();
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bus.write_frame(register::COMMON, register::common::IP, &address)?;
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current.ip = settings.ip;
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}
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Ok(())
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}
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}
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