Files
addr2line
adler
aho_corasick
ansi_term
arraydeque
as_slice
atty
backtrace
base64
bincode_core
bitflags
byteorder
bytes
capnp
capnp_futures
capnp_rpc
cfg_if
chrono
clap
ctrlc
derivative
dlib
downcast_rs
enumflags2
enumflags2_derive
evdev_rs
evdev_sys
failure
failure_derive
flexi_logger
futures
futures_channel
futures_core
futures_executor
futures_io
futures_macro
futures_sink
futures_task
futures_util
async_await
future
io
lock
sink
stream
task
generic_array
getrandom
gimli
glob
hash32
heapless
hid_io_core
hid_io_protocol
hidapi
install_service
lazy_static
libc
libloading
libudev_sys
log
memchr
memmap
miniz_oxide
mio
nanoid
nix
num_cpus
num_enum
num_enum_derive
num_integer
num_traits
object
once_cell
open
pem
pin_project_lite
pin_utils
ppv_lite86
proc_macro2
proc_macro_hack
proc_macro_nested
quote
rand
rand_chacha
rand_core
rcgen
regex
regex_syntax
remove_dir_all
ring
rustc_demangle
rustls
scoped_tls
sct
serde
serde_derive
slab
smallvec
spin
stable_deref_trait
strsim
syn
synstructure
sys_info
tempfile
textwrap
thiserror
thiserror_impl
time
tokio
future
io
loom
macros
net
park
runtime
stream
sync
task
time
util
tokio_macros
tokio_rustls
tokio_util
typenum
udev
uhid_virt
uhidrs_sys
unicode_width
unicode_xid
untrusted
vec_map
wayland_client
wayland_commons
wayland_sys
webpki
which
x11
xcb
xkbcommon
yansi
yasna
zwp_virtual_keyboard
  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
pub trait Primitive {
    type Raw;

    /// Reads the value, swapping bytes on big-endian processors.
    fn get(raw: &Self::Raw) -> Self;

    /// Writes the value, swapping bytes on big-endian processors.
    fn set(raw: &mut Self::Raw, value: Self);
}

#[cfg(feature = "unaligned")]
macro_rules! primitive_impl(
    ($typ:ty, $n:expr) => (
        impl Primitive for $typ {
            type Raw = [u8; $n];

            #[inline]
            fn get(raw: &Self::Raw) -> Self {
                <$typ>::from_le_bytes(*raw)
            }

            #[inline]
            fn set(raw: &mut Self::Raw, value: Self) {
                *raw = value.to_le_bytes();
            }
        }
        );
    );

#[cfg(not(feature = "unaligned"))]
macro_rules! primitive_impl(
    ($typ:ty, $n:expr) => (
        impl Primitive for $typ {
            type Raw = $typ;

            #[inline]
            fn get(raw: &Self::Raw) -> Self {
                raw.to_le()
            }

            #[inline]
            fn set(raw: &mut Self::Raw, value: Self) {
                *raw = value.to_le()
            }
        }
        );
    );


primitive_impl!(u8, 1);
primitive_impl!(i8, 1);
primitive_impl!(u16, 2);
primitive_impl!(i16, 2);
primitive_impl!(u32, 4);
primitive_impl!(i32, 4);
primitive_impl!(u64, 8);
primitive_impl!(i64, 8);

#[cfg(feature = "unaligned")]
primitive_impl!(f32, 4);

#[cfg(feature = "unaligned")]
primitive_impl!(f64, 8);

#[cfg(not(feature = "unaligned"))]
impl Primitive for f32 {
    type Raw = f32;

    fn get(raw: &Self::Raw) -> Self {
        f32::from_bits(raw.to_bits().to_le())
    }

    fn set(raw: &mut Self::Raw, value: Self) {
        *raw = f32::from_bits(value.to_bits().to_le())
    }
}

#[cfg(not(feature = "unaligned"))]
impl Primitive for f64 {
    type Raw = f64;

    fn get(raw: &Self::Raw) -> Self {
        f64::from_bits(raw.to_bits().to_le())
    }

    fn set(raw: &mut Self::Raw, value: Self) {
        *raw = f64::from_bits(value.to_bits().to_le())
    }
}

/// A value casted directly from a little-endian byte buffer. On big-endian
/// processors, the bytes of the value need to be swapped upon reading and writing.
#[repr(C)]
pub struct WireValue<T> where T: Primitive {
    value: <T as Primitive>::Raw,
}

impl<T> WireValue<T> where T: Primitive {
    /// Reads the value, swapping bytes on big-endian processors.
    #[inline]
    pub fn get(&self) -> T { <T as Primitive>::get(&self.value) }

    /// Writes the value, swapping bytes on big-endian processors.
    #[inline]
    pub fn set(&mut self, value: T) { <T as Primitive>::set(&mut self.value, value) }
}