Function encode_i64

nodedb-codec/src/pcodec.rs:91–103

Compress i64 values using Pcodec.

(values: &[i64])

/// Compress i64 values using Pcodec.
pub fn encode_i64(values: &[i64]) -> Result<Vec<u8>, CodecError> {
    let count = values.len() as u32;
    let compressed = pco::standalone::simple_compress(values, &pco::ChunkConfig::default())
        .map_err(|e| CodecError::CompressFailed {
            detail: format!("pcodec i64: {e}"),
        })?;

    let mut out = Vec::with_capacity(5 + compressed.len());
    out.push(TAG_I64);
    out.extend_from_slice(&count.to_le_bytes());
    out.extend_from_slice(&compressed);
    Ok(out)
}

/// Decompress Pcodec i64 data.
pub fn decode_i64(data: &[u8]) -> Result<Vec<i64>, CodecError> {