mirror of https://github.com/m-labs/artiq
66 lines
1.7 KiB
Rust
66 lines
1.7 KiB
Rust
use std::io::{self, Read, Write};
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use proto::*;
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#[derive(Debug)]
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pub enum TtlMode {
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Experiment,
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High,
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Low,
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Input
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}
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impl TtlMode {
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pub fn read_from(reader: &mut Read) -> io::Result<TtlMode> {
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Ok(match try!(read_u8(reader)) {
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0 => TtlMode::Experiment,
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1 => TtlMode::High,
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2 => TtlMode::Low,
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3 => TtlMode::Input,
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_ => return Err(io::Error::new(io::ErrorKind::InvalidData, "unknown TTL mode"))
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})
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}
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}
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#[derive(Debug)]
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pub enum Request {
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Monitor,
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TtlSet { channel: u8, mode: TtlMode }
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}
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impl Request {
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pub fn read_from(reader: &mut Read) -> io::Result<Request> {
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Ok(match try!(read_u8(reader)) {
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1 => Request::Monitor,
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2 => Request::TtlSet {
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channel: try!(read_u8(reader)),
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mode: try!(TtlMode::read_from(reader))
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},
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_ => return Err(io::Error::new(io::ErrorKind::InvalidData, "unknown request type"))
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})
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}
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}
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#[derive(Debug, Default)]
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pub struct Reply<'a> {
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pub ttl_levels: u64,
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pub ttl_oes: u64,
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pub ttl_overrides: u64,
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pub dds_rtio_first_channel: u16,
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pub dds_channels_per_bus: u16,
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pub dds_ftws: &'a [u32]
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}
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impl<'a> Reply<'a> {
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pub fn write_to(&self, writer: &mut Write) -> io::Result<()> {
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try!(write_u64(writer, self.ttl_levels));
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try!(write_u64(writer, self.ttl_oes));
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try!(write_u64(writer, self.ttl_overrides));
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try!(write_u16(writer, self.dds_rtio_first_channel));
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try!(write_u16(writer, self.dds_channels_per_bus));
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for dds_ftw in self.dds_ftws {
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try!(write_u32(writer, *dds_ftw));
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}
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Ok(())
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}
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}
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