m8_file_parser/
version.rs

1use crate::{reader::*, writer::Writer};
2
3use std::fmt;
4
5#[derive(PartialEq, Clone, Copy)]
6pub struct Version {
7    pub major: u8,
8    pub minor: u8,
9    pub patch: u8,
10}
11
12impl Default for Version {
13    fn default() -> Self {
14        Self {
15            major: 4,
16            minor: 0,
17            patch: 0,
18        }
19    }
20}
21
22impl fmt::Display for Version {
23    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
24        write!(f, "{}.{}.{}", self.major, self.minor, self.patch)
25    }
26}
27
28impl fmt::Debug for Version {
29    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
30        write!(f, "{}", &self)
31    }
32}
33
34impl Version {
35    pub const SIZE: usize = 14;
36
37    pub fn write(&self, w: &mut Writer) {
38        w.write(self.major);
39        w.write((self.minor << 4) | self.patch);
40        w.write(0);
41        w.write(0);
42    }
43
44    pub fn from_reader(reader: &mut Reader) -> M8Result<Self> {
45        let _version_string = reader.read_bytes(10);
46        let lsb = reader.read();
47        let msb = reader.read();
48        let major = msb & 0x0F;
49        let minor = (lsb >> 4) & 0x0F;
50        let patch = lsb & 0x0F;
51
52        reader.read_bytes(2); // Skip
53        Ok(Self {
54            major,
55            minor,
56            patch,
57        })
58    }
59
60    pub fn at_least(&self, major: u8, minor: u8) -> bool {
61        self.major > major || (self.major == major && self.minor >= minor)
62    }
63}
m8_file_parser/version.rs

m8_file_parser/
version.rs
