ironrdp_pdu/input/
scan_code.rs

1use bitflags::bitflags;
2use ironrdp_core::{
3    ensure_fixed_part_size, read_padding, write_padding, Decode, DecodeResult, Encode, EncodeResult, ReadCursor,
4    WriteCursor,
5};
6
7#[derive(Debug, Clone, PartialEq, Eq)]
8pub struct ScanCodePdu {
9    pub flags: KeyboardFlags,
10    pub key_code: u16,
11}
12
13impl ScanCodePdu {
14    const NAME: &'static str = "ScanCodePdu";
15
16    const FIXED_PART_SIZE: usize = 2 /* flags */ + 2 /* keycode */ + 2 /* padding */;
17}
18
19impl Encode for ScanCodePdu {
20    fn encode(&self, dst: &mut WriteCursor<'_>) -> EncodeResult<()> {
21        ensure_fixed_part_size!(in: dst);
22
23        dst.write_u16(self.flags.bits());
24        dst.write_u16(self.key_code);
25        write_padding!(dst, 2);
26
27        Ok(())
28    }
29
30    fn name(&self) -> &'static str {
31        Self::NAME
32    }
33
34    fn size(&self) -> usize {
35        Self::FIXED_PART_SIZE
36    }
37}
38
39impl<'de> Decode<'de> for ScanCodePdu {
40    fn decode(src: &mut ReadCursor<'de>) -> DecodeResult<Self> {
41        ensure_fixed_part_size!(in: src);
42
43        let flags = KeyboardFlags::from_bits_truncate(src.read_u16());
44        let key_code = src.read_u16();
45        read_padding!(src, 2);
46
47        Ok(Self { flags, key_code })
48    }
49}
50
51bitflags! {
52    #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
53    pub struct KeyboardFlags: u16 {
54        const EXTENDED = 0x0100;
55        const EXTENDED_1 = 0x0200;
56        const DOWN = 0x4000;
57        const RELEASE = 0x8000;
58    }
59}