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use byteorder::{ReadBytesExt, WriteBytesExt};
use std::io;
use std::io::{Read, Write};
use {Endian, PreliminaryTryFrom, WithFixedPayloadLength};
#[repr(u16)]
#[derive(Clone, Debug, PartialEq)]
pub enum JobSetInfo {
ParameterCount = 0x0000,
JobCount = 0x0001,
InstructionChunkCount = 0x0002,
JobState = 0x0003,
ActiveJobIndex = 0x0004,
}
impl WithFixedPayloadLength for JobSetInfo {
const FIXED_PAYLOAD_LENGTH: u16 = u16::FIXED_PAYLOAD_LENGTH;
}
impl PreliminaryTryFrom<u16> for JobSetInfo {
type Error = io::Error;
fn try_from(value: u16) -> io::Result<Self> {
match value {
0x0000 => Ok(JobSetInfo::ParameterCount),
0x0001 => Ok(JobSetInfo::JobCount),
0x0002 => Ok(JobSetInfo::InstructionChunkCount),
0x0003 => Ok(JobSetInfo::JobState),
0x0004 => Ok(JobSetInfo::ActiveJobIndex),
_ => Err(io::Error::new(
io::ErrorKind::InvalidData,
format!("Invalid JobSetInfo enum value {}", value),
)),
}
}
}
pub(crate) trait JobSetInfoWriterExt: Write {
fn write_job_set_info(
&mut self,
job_set_info: &JobSetInfo,
) -> io::Result<()> {
self.write_u16::<Endian>(job_set_info.clone() as u16)?;
Ok(())
}
}
impl<B: Write + ?Sized> JobSetInfoWriterExt for B {}
pub(crate) trait JobSetInfoReaderExt: Read {
fn read_job_set_info(&mut self) -> io::Result<JobSetInfo> {
let value = self.read_u16::<Endian>()?;
JobSetInfo::try_from(value)
}
}
impl<B: Read + ?Sized> JobSetInfoReaderExt for B {}