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use bytes::BytesMut;
use std::io::{Read, Write};
use super::content::*;
use shared::error::Result;
// Application data messages are carried by the record layer and are
// fragmented, compressed, and encrypted based on the current connection
// state. The messages are treated as transparent data to the record
// layer.
/// ## Specifications
///
/// * [RFC 5246 §10]
///
/// [RFC 5246 §10]: https://tools.ietf.org/html/rfc5246#section-10
#[derive(Clone, PartialEq, Eq, Debug)]
pub struct ApplicationData {
pub data: BytesMut,
}
impl ApplicationData {
pub fn content_type(&self) -> ContentType {
ContentType::ApplicationData
}
pub fn size(&self) -> usize {
self.data.len()
}
pub fn marshal<W: Write>(&self, writer: &mut W) -> Result<()> {
writer.write_all(&self.data)?;
Ok(writer.flush()?)
}
pub fn unmarshal<R: Read>(reader: &mut R) -> Result<Self> {
//TODO: use Bytes and implement trait Unmarshal
let mut data: Vec<u8> = vec![];
reader.read_to_end(&mut data)?;
Ok(ApplicationData {
data: BytesMut::from(&data[..]),
})
}
}