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use crate::io::{Endian, ReadExt as _, WriteExt as _};
use std::io::{Read, Write};
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct SourceVersionCommand {
pub cmd: u32,
pub cmdsize: u32,
pub version: Version,
}
impl SourceVersionCommand {
pub const TYPE: u32 = 0x2a;
pub const SIZE: u32 = 0x10;
pub fn read_from_in<R: Read>(read: &mut R, endian: Endian) -> Self {
let cmd = read.read_u32_in(endian);
assert_eq!(cmd, Self::TYPE);
let cmdsize = read.read_u32_in(endian);
assert_eq!(cmdsize, Self::SIZE);
let version = Version(read.read_u64_in(endian));
SourceVersionCommand {
cmd,
cmdsize,
version,
}
}
pub fn write_into<W: Write>(&self, write: &mut W) {
write.write_u32_native(self.cmd);
write.write_u32_native(self.cmdsize);
write.write_u64_native(self.version.0);
}
}
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct Version(u64);
impl Version {
pub fn a(&self) -> u64 {
self.0 & 0xFFFF_FF00_0000_0000
}
pub fn b(&self) -> u64 {
self.0 & 0x0000_00FF_C000_0000
}
pub fn c(&self) -> u64 {
self.0 & 0x0000_0000_3FF0_0000
}
pub fn d(&self) -> u64 {
self.0 & 0x0000_0000_000F_FC00
}
pub fn e(&self) -> u64 {
self.0 & 0x0000_0000_0000_03FF
}
}