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use crate::err::{self, Result};
use crate::{utils, ReadSeek};
use serde::ser;
use snafu::ResultExt;
/// $Data Attribute
#[derive(Clone, Debug)]
pub struct DataAttr(Vec<u8>);
impl DataAttr {
pub fn from_stream<S: ReadSeek>(stream: &mut S, data_size: usize) -> Result<DataAttr> {
let mut data = vec![0_u8; data_size];
stream.read_exact(&mut data).context(err::IoError)?;
Ok(DataAttr(data))
}
pub fn data(&self) -> &[u8] {
&self.0
}
}
impl ser::Serialize for DataAttr {
fn serialize<S>(&self, serializer: S) -> ::std::result::Result<S::Ok, S::Error>
where
S: ser::Serializer,
{
serializer.serialize_str(&utils::to_hex_string(&self.0).to_string())
}
}
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