scuffle_flv/
script.rs

1use std::io;
2
3use bytes::Bytes;
4use scuffle_amf0::{Amf0Decoder, Amf0Marker, Amf0Value};
5use scuffle_bytes_util::BytesCursorExt;
6
7#[derive(Debug, Clone, PartialEq)]
8pub struct ScriptData {
9    /// The name of the script data
10    pub name: String,
11    /// The data of the script data
12    pub data: Vec<Amf0Value<'static>>,
13}
14
15impl ScriptData {
16    pub fn demux(reader: &mut io::Cursor<Bytes>) -> io::Result<Self> {
17        let buf = reader.extract_remaining();
18        let mut amf0_reader = Amf0Decoder::new(&buf);
19
20        let name = match amf0_reader.decode_with_type(Amf0Marker::String) {
21            Ok(Amf0Value::String(name)) => name,
22            _ => return Err(io::Error::new(io::ErrorKind::InvalidData, "Invalid script data name")),
23        };
24
25        let data = amf0_reader
26            .decode_all()
27            .map_err(|_| io::Error::new(io::ErrorKind::InvalidData, "Invalid script data"))?;
28
29        Ok(Self {
30            name: name.into_owned(),
31            data: data.into_iter().map(|v| v.to_owned()).collect(),
32        })
33    }
34}
35
36#[cfg(test)]
37#[cfg_attr(all(test, coverage_nightly), coverage(off))]
38mod tests {
39    use super::*;
40
41    #[test]
42    fn test_script_data() {
43        let mut reader = io::Cursor::new(Bytes::from_static(&[
44            0x02, // String marker
45            0x00, 0x0A, // Length (10 bytes)
46            b'o', b'n', b'M', b'e', b't', b'a', b'D', b'a', b't', b'a', // "onMetaData"
47            0x05, // null marker
48            0x05, // null marker
49        ]));
50        let script_data = ScriptData::demux(&mut reader).unwrap();
51        assert_eq!(script_data.name, "onMetaData");
52        assert_eq!(script_data.data.len(), 2);
53        assert_eq!(script_data.data[0], Amf0Value::Null);
54        assert_eq!(script_data.data[1], Amf0Value::Null);
55    }
56}
scuffle_flv/script.rs

scuffle_flv/
script.rs
