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pub trait Address {
fn to_be_bytes(&self) -> Vec<u8>;
}
#[derive(Debug, Copy, Clone, Hash, PartialEq, PartialOrd, Eq, Ord)]
pub struct Address16(pub u16);
impl Address for Address16 {
fn to_be_bytes(&self) -> Vec<u8> {
self.0.to_be_bytes().to_vec()
}
}
#[derive(Debug, Copy, Clone, Hash, PartialEq, PartialOrd, Eq, Ord)]
pub struct Address24(pub u32);
impl Address for Address24 {
fn to_be_bytes(&self) -> Vec<u8> {
self.0.to_be_bytes()[1..].to_vec()
}
}
#[derive(Debug, Copy, Clone, Hash, PartialEq, PartialOrd, Eq, Ord)]
pub struct Address32(pub u32);
impl Address for Address32 {
fn to_be_bytes(&self) -> Vec<u8> {
self.0.to_be_bytes().to_vec()
}
}
#[derive(Debug, Copy, Clone, Hash, PartialEq, PartialOrd, Eq, Ord)]
pub struct Count16(pub u16);
#[derive(Debug, Copy, Clone, Hash, PartialEq, PartialOrd, Eq, Ord)]
pub struct Count24(pub u32);
#[derive(Debug, Clone, Hash, PartialEq, PartialOrd, Eq, Ord)]
pub struct Data<T> {
pub address: T,
pub data: Vec<u8>,
}
#[derive(Debug, Clone, Hash, PartialEq, PartialOrd, Eq, Ord)]
pub enum Record {
S0(String),
S1(Data<Address16>),
S2(Data<Address24>),
S3(Data<Address32>),
S5(Count16),
S6(Count24),
S7(Address32),
S8(Address24),
S9(Address16),
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn address16_to_be_bytes() {
let a = Address16(0x1234);
let b = a.to_be_bytes();
assert_eq!(b, [0x12, 0x34]);
}
#[test]
fn address24_to_be_bytes() {
let a = Address24(0x123456);
let b = a.to_be_bytes();
assert_eq!(b, [0x12, 0x34, 0x56]);
}
#[test]
fn address32_to_be_bytes() {
let a = Address32(0x12345678);
let b = a.to_be_bytes();
assert_eq!(b, [0x12, 0x34, 0x56, 0x78]);
}
}