rust-nex/src/rmc/structures/string.rs
2025-02-07 08:48:22 +01:00

38 lines
No EOL
1.1 KiB
Rust

use std::io::{Read, Write};
use bytemuck::bytes_of;
use log::error;
use crate::endianness::{IS_BIG_ENDIAN, ReadExtensions};
use super::{Result, RmcSerialize};
impl RmcSerialize for String{
fn deserialize(mut reader: &mut dyn Read) -> Result<Self> {
let len: u16 = reader.read_struct(IS_BIG_ENDIAN)?;
let mut data = vec![0; len as usize - 1];
reader.read_exact(&mut data)?;
let null: u8 = reader.read_struct(IS_BIG_ENDIAN)?;
if null != 0{
error!("unable to find null terminator... continuing anyways");
}
Ok(String::from_utf8(data)?)
}
fn serialize(&self, writer: &mut dyn Write) -> Result<()> {
(&self[..]).serialize(writer)
}
}
impl RmcSerialize for &str{
fn deserialize(_reader: &mut dyn Read) -> Result<Self> {
panic!("cannot serialize to &str")
}
fn serialize(&self, writer: &mut dyn Write) -> Result<()> {
let u16_len: u16 = (self.len() + 1) as u16;
writer.write(bytes_of(&u16_len))?;
writer.write(self.as_bytes())?;
writer.write(&[0])?;
Ok(())
}
}