25 lines
589 B
Rust
25 lines
589 B
Rust
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use zerocopy_derive::*;
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// The only valid value of this type are the bytes `0xC0C0`.
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#[derive(TryFromBytes, KnownLayout, Immutable)]
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#[repr(u16)]
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pub enum C0C0 {
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_XC0C0 = 0xC0C0,
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}
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#[derive(FromBytes, KnownLayout, Immutable, SplitAt)]
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#[repr(C, align(4))]
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pub struct Packet<Magic> {
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magic_number: Magic,
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milk: u8,
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mug_size: u8,
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temperature: [u8; 5],
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marshmallows: [[u8; 3]],
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}
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/// A packet begining with the magic number `0xC0C0`.
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pub type CocoPacket = Packet<C0C0>;
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/// A packet beginning with any two initialized bytes.
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pub type LocoPacket = Packet<[u8; 2]>;
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