Function encrypt_checkpoint

nodedb-vector/src/collection/checkpoint.rs:44–53

Encrypt `plaintext` into the SEGV envelope from [`nodedb_wal::crypto`].

(
    key: &nodedb_wal::crypto::WalEncryptionKey,
    plaintext: &[u8],
)

/// Encrypt `plaintext` into the SEGV envelope from [`nodedb_wal::crypto`].
fn encrypt_checkpoint(
    key: &nodedb_wal::crypto::WalEncryptionKey,
    plaintext: &[u8],
) -> Result<Vec<u8>, VectorError> {
    nodedb_wal::crypto::encrypt_segment_envelope(key, &SEGV_MAGIC, plaintext).map_err(|e| {
        VectorError::CheckpointEncryptionError {
            detail: e.to_string(),
        }
    })
}

/// Decrypt an encrypted checkpoint blob (starting at byte 0, which is `SEGV`).
fn decrypt_checkpoint(