INNER CODE UNIT · Rust

decompress_zstd_bounded_inner

Augani/dory · dory-core/ffi/src/lib.rs:91

fn decompress_zstd_bounded_inner(
    body: &[u8],
    maximum_output_bytes: u64,
) -> Result<Vec<u8>, String> {
    use std::io::Read;

    if body.is_empty() {
        return Err("compressed payload is empty".to_string());
    }
    if maximum_output_bytes == 0 || maximum_output_bytes > MAXIMUM_ZSTD_OUTPUT_BYTES {
        return Err(format!(
            "maximum output must be between 1 and {MAXIMUM_ZSTD_OUTPUT_BYTES} bytes"
        ));
    }

    let cursor = std::io::Cursor::new(body);
    let mut decoder = zstd::stream::read::Decoder::new(cursor)
        .map_err(|error| format!("invalid zstd frame: {error}"))?;

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