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//! Buffer set for state machine operations.
/// Buffer set for state machine operations.
pub struct BufferSet {
/// Read buffer for incoming messages
pub read_buffer: Vec<u8>,
/// Write buffer for outgoing messages
pub write_buffer: Vec<u8>,
/// Column buffer for storing RowDescription payload
pub column_buffer: Vec<u8>,
/// Type byte of the last message read
pub type_byte: u8,
}
impl BufferSet {
/// Create a new buffer set.
pub fn new() -> Self {
Self {
read_buffer: Vec::with_capacity(8192),
write_buffer: Vec::with_capacity(8192),
column_buffer: Vec::with_capacity(512),
type_byte: 0,
}
}
/// Copy read_buffer to column_buffer.
pub fn save_column_buffer(&mut self) {
self.column_buffer.clear();
self.column_buffer.extend_from_slice(&self.read_buffer);
}
}
impl Default for BufferSet {
fn default() -> Self {
Self::new()
}
}